Add SOAP read only API. API still unstable, might add limitations on number
authorJens Frank <jeluf@users.mediawiki.org>
Wed, 1 Sep 2004 22:56:03 +0000 (22:56 +0000)
committerJens Frank <jeluf@users.mediawiki.org>
Wed, 1 Sep 2004 22:56:03 +0000 (22:56 +0000)
of queries per day or similar.

includes/DefaultSettings.php
soap/client.php [new file with mode: 0644]
soap/index.php [new file with mode: 0644]
soap/nusoap.php [new file with mode: 0644]

index 424d188..b1c90fe 100644 (file)
@@ -562,6 +562,9 @@ $wgUseRCPatrol = true;
 #            103 =>"Discussion_Aide"
 #            );
 
+# Enable SOAP interface. Off by default
+$wgEnableSOAP = false;
+
 } else {
        die();
 }
diff --git a/soap/client.php b/soap/client.php
new file mode 100644 (file)
index 0000000..2efa4cb
--- /dev/null
@@ -0,0 +1,39 @@
+<?php
+
+require_once('nusoap.php');
+
+$t = 'Hello, World!';
+
+$s = new soapclient( 'http://localhost:80/soap/' );
+print "==echoString==\n";
+$r = $s->call( 'echoString', array( $t ) );
+
+print( $r . "\n" );
+print( "Error: ".$s->getError() . "\n" );
+
+print "\n\n==getArticle==\n";
+$r = $s->call( 'getArticle', array( 'Frankfurt' ) );
+
+print_r( $r );
+print( "Error: ".$s->getError() . "\n" );
+
+print "\n\n==getArticleByVersion==\n";
+$r = $s->call( 'getArticleByVersion', array( 'Frankfurt am Main', 0 ) );
+
+print_r( $r );
+print( "Error: ".$s->getError() . "\n" );
+
+print "\n\n==getArticleRevisions==\n";
+$r = $s->call( 'getArticleRevisions', array( 'Frankfurt am Main' ) );
+
+print_r( $r );
+print( "Error: ".$s->getError() . "\n" );
+
+print "\n\n==searchTitles==\n";
+$r = $s->call( 'searchTitles', array( 'furt', 1 ) );
+
+print_r( $r );
+print( "Error: ".$s->getError() . "\n" );
+
+?>
+
diff --git a/soap/index.php b/soap/index.php
new file mode 100644 (file)
index 0000000..2429a0c
--- /dev/null
@@ -0,0 +1,356 @@
+<?php
+# SOAP remote API for MediaWiki
+#
+# Copyright (C) 2004 Jens Frank, jeluf@gmx.de
+# http://www.mediawiki.org/
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with this program; if not, write to the Free Software Foundation, Inc.,
+# 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# http://www.gnu.org/copyleft/gpl.html
+
+require_once('nusoap.php');
+
+#
+# Initialize the environment
+#
+unset( $wgEnableSOAP );
+unset( $IP );
+@ini_set( "allow_url_fopen", 0 ); # For security...
+
+if(!file_exists("../LocalSettings.php")) {
+        die( "You'll have to <a href='config/index.php'>set the wiki up</a> first!" );
+}
+
+define( "MEDIAWIKI", true );
+
+require_once( '../includes/Defines.php' );
+require_once( '../LocalSettings.php' );
+
+ini_set( "include_path", "$IP:" . ini_get("include_path") );
+
+require_once( 'Setup.php' );
+
+#
+# SOAP must be activated in the Configuration. Else, exit.
+#
+if ( ! $wgEnableSOAP ) {
+       print "You have to enable SOAP by setting \$wgEnableSoap=true; in LocalSettings.php\n";
+       exit;
+}
+
+#
+# Set up server and register methods.
+#
+
+$s = new soap_server;
+
+$s->register('echoString');            # For testing
+$s->register('getArticle');            # For testing
+$s->register('getArticleByVersion');
+$s->register('getArticleRevisions');
+$s->register('searchTitles');
+
+# Convert decimal to ASCII-encoded
+#
+function decasc( $n ) {
+       return strtoupper(base_convert( $n, 10, 36));
+}
+# Test function
+# Return the string.
+#
+function echoString( $in ) {
+       if ( is_string( $in ) ) {
+               return $in;
+       } else {
+               return new soap_fault('Client', 'The parameter to this service must be a string');
+       }
+}
+
+# Test function
+# Return an array:
+#   name       IN  name of the page to get, e.g. Wikipedia talk:Village Pump
+#   title      OUT Title of the page, DB form, e.g. Village_Pump
+#   namespace  OUT Namespace of the article, e.g. 3 for Wikipedia_talk.
+#   text       OUT Wikitext of the requested page
+#
+function getArticle( $name ) {
+       global $wgWhitelistEdit, $wgWhitelistRead;
+
+       if ( $wgWhitelistEdit || $wgWhitelistRead ) {
+               return new soap_fault('Client', 'SOAP not available in whitelist mode.');
+       }
+
+       if ( ! is_string( $name ) ) {
+               return new soap_fault('Client', 'The parameter to this service must be a string');
+       }
+       require_once('Title.php');
+       if( $name == '' ) {
+               $name = wfMsg( "mainpage" );
+       }
+       $wgTitle = Title::newFromText( $name );
+       $dbr =& wfGetDB( DB_SLAVE );
+       $text = $dbr->selectField( 'cur', 'cur_text', 
+               "cur_title='".$wgTitle->getDBkey()."' AND cur_namespace=".$wgTitle->getNamespace(),
+               'SOAP::getArticle' );
+       if ( false === $text ) {
+               return new soap_fault('Client', 'Page does not exist.');
+       }
+       return array(
+               'title' => $wgTitle->getDBkey(),
+               'namespace' => $wgTitle->getNamespace(),
+               'text' => $text
+       );
+}
+
+# getArticleByVersion
+# Returns the wikitext and metadata of an article, either current or old revision.
+#   title      IN   title of the page, including namespace prefix
+#   version    IN   version number of the page, or 0 for cur.
+#
+#   title      OUT  title of the page, without namespace prefix
+#   namespace   OUT  namespace number of that article
+#   id         OUT  ID number of this page
+#   timestamp   OUT  timestamp of this page
+#   text       OUT  wikitext of this page
+#   
+function getArticleByVersion( $title, $version ) {
+       global $wgWhitelistEdit, $wgWhitelistRead;
+       $fname = 'SOAP::getArticleByVersion';
+
+       # Check parameters
+       #
+       if ( $wgWhitelistEdit || $wgWhitelistRead ) {
+               return new soap_fault('Client', 'SOAP not available in whitelist mode.');
+       }
+       if ( ! is_string( $title ) ) {
+               return new soap_fault('Client', 'The first parameter to this service must be a string');
+       }
+       if ( intval( $version ) != $version ) {
+               return new soap_fault('Client', 'The second parameter to this service must be an integer');
+       }
+
+       # Instantiate a title object
+       #
+       require_once('Title.php');
+       if( $title == '' ) {
+               $title = wfMsg( "mainpage" );
+       }
+       $wgTitle = Title::newFromText( $title );
+
+       $dbr =& wfGetDB( DB_SLAVE );
+
+       # set up SQL query
+       #
+       if ( $version == 0 ) {
+               # Get current revision
+               #
+               $sql = "SELECT cur_title AS title, cur_namespace AS namespace, cur_id AS id,
+                               cur_timestamp AS timestamp, cur_text as text FROM cur
+                       WHERE cur_title = '" . $wgTitle->getDBkey()."' AND cur_namespace=".$wgTitle->getNamespace();
+       } else {
+               $sql = "SELECT old_title AS title, old_namespace AS namespace, old_id AS id,
+                               old_timestamp AS timestamp, old_text AS text FROM old
+                       WHERE old_title = '" . $wgTitle->getDBkey()."' AND old_id=".intval( $version );
+       }
+
+       $res = $dbr->query( $sql, $fname, true );
+
+       if ( ! $res ) {
+               return new soap_fault( 'Server', $dbr->lastError() );
+       }
+
+       if ( ! ( $line = $dbr->fetchObject( $res ) ) ) {
+               return new soap_fault( 'Client', 'That page or revision does not exist.' );
+       }
+
+       $answer['title'] = $line->title;
+       $answer['namespace'] = $line->namespace;
+       $answer['id'] = $line->id;
+       $answer['timestamp'] = $line->timestamp;
+       $answer['text'] = $line->text;
+
+       return $answer;
+}
+
+# getArticleRevisions
+# Return a list of all revisions of a page.
+#   title      IN   title of the page, including namespace prefix
+# 
+#   title      OUT  title of the page, without namespace prefix
+#   namespace  OUT  namespace number of that article
+#   id         OUT  ID number of this page
+#   revisions  OUT  list of revisions of this page. Array consisting of elements with
+#                   the following fields:
+#      id         OUT  revision id of this revision
+#      comment    OUT  edit comment of this revision
+#      user       OUT  user name of the user adding this revision
+#      timestamp  OUT  timestamp of this revision
+#      minor      OUT  is this change a minor change
+#      unique     OUT  unique ID of this revision. built from (curid,timestamp,hash(text))
+#
+function getArticleRevisions( $title ) {
+       global $wgWhitelistEdit, $wgWhitelistRead;
+       $fname = 'SOAP::getArticleRevisions';
+
+       # Check parameters
+       #
+       if ( $wgWhitelistEdit || $wgWhitelistRead ) {
+               return new soap_fault('Client', 'SOAP not available in whitelist mode.');
+       }
+       if ( ! is_string( $title ) ) {
+               return new soap_fault('Client', 'The first parameter to this service must be a string');
+       }
+
+       # Instantiate a title object
+       #
+       require_once('Title.php');
+       if( $title == '' ) {
+               $title = wfMsg( "mainpage" );
+       }
+       $wgTitle = Title::newFromText( $title );
+
+       $dbr =& wfGetDB( DB_SLAVE );
+
+       # set up SQL query
+       #
+       $sql1 = "SELECT cur_id, cur_comment, cur_user_text, cur_timestamp, cur_minor_edit, cur_text
+               FROM cur
+               WHERE cur_title = '" . $wgTitle->getDBkey()."' AND cur_namespace=".$wgTitle->getNamespace();
+
+       $sql2 = "SELECT old_id, old_comment, old_user_text, old_timestamp, old_minor_edit, old_text
+               FROM old
+               WHERE old_title = '" . $wgTitle->getDBkey()."' AND old_namespace=".$wgTitle->getNamespace();
+       
+       $res = $dbr->query( $sql1, $fname, true );
+
+       if ( ! $res ) {
+               return new soap_fault( 'Server', $dbr->lastError() );
+       }
+
+       if ( ! ( $line = $dbr->fetchObject( $res ) ) ) {
+               return new soap_fault( 'Client', 'That page or revision does not exist.' );
+       }
+
+       $curid = $line->cur_id;
+
+       $revisions[] = array( 
+               'id' => 0,
+               'comment' => $line->cur_comment,
+               'user' => $line->cur_user_text,
+               'timestamp' => $line->cur_timestamp,
+               'minor' => $line->cur_minor_edit,
+               'unique' => decasc($curid).'-'.
+                       decasc(wfTimestamp2Unix($line->cur_timestamp)).'-'.
+                       decasc(crc32($line->cur_text))
+       );
+
+       $answer = array(
+               'title' => $wgTitle->getDBkey(),
+               'namespace' => $wgTitle->getNamespace(),
+               'id' => $curid
+       );
+
+       
+       $res = $dbr->query( $sql2, $fname, true );
+       $answer['count'] = 1;
+
+       if ( $res ) {
+               while ( $line = $dbr->fetchObject( $res ) ) {
+                       $revisions[] = array(
+                               'id' => $line->old_id,
+                               'comment' => $line->old_comment,
+                               'user' => $line->old_user_text,
+                               'timestamp' => $line->old_timestamp,
+                               'minor' => $line->old_minor_edit,
+                               'unique' => decasc($curid).'-'.
+                                       decasc(wfTimestamp2Unix($line->old_timestamp)).'-'.
+                                       decasc(crc32($line->old_text))
+                       );
+                       $answer['count'] ++;
+               }
+       }
+       $answer['revisions'] = $revisions;
+
+       return $answer;
+}
+
+# searchTitles
+# Returns a list of article titles matching a search string
+#   pattern    IN   search pattern
+#   main_only  IN   if 1, search only the main namespace, if 0, search all namespaces
+#
+#   count      OUT  number of results
+#   base       OUT  base URL of the hits. Concatenate with title_url to get full url.
+#   hits       OUT  list of hits. Array consisting of elements with the following fields:
+#      title      OUT  title of the hit. "Display style". Does not include namespace.
+#      title_ns   OUT  title of the hit. "Display style". Includes namespace.
+#      title_url  OUT  title of the hit. URL escaped. Includes namespace prefix.
+#      namespace  OUT  numerical namespace ID
+#
+function searchTitles( $pattern, $main_only ) {
+       global $wgWhitelistEdit, $wgWhitelistRead, $wgLang, $wgServer, $wgArticlePath;
+       $fname = 'SOAP::getArticleRevisions';
+
+       # Check parameters
+       #
+       if ( $wgWhitelistEdit || $wgWhitelistRead ) {
+               return new soap_fault('Client', 'SOAP not available in whitelist mode.');
+       }
+       if ( ! is_string( $pattern ) ) {
+               return new soap_fault('Client', 'The first parameter to this service must be a string');
+       }
+       if ( $main_only != 0 && $main_only != 1 ) {
+               return new soap_fault('Client', 'The second parameter to this service must be 0 or 1');
+       }
+
+       # Query the DB
+       $dbr =& wfGetDB( DB_SLAVE );
+
+       $sql = 'SELECT cur_title, cur_namespace FROM cur WHERE '
+               . ( $main_only ? 'cur_namespace=0 AND ' :'' )
+               . "cur_title like '%".$dbr->strencode($pattern)."%'";
+       
+       $res = $dbr->query( $sql, $fname, true );
+
+       if ( ! $res ) {
+               return new soap_fault( 'Server', $dbr->lastError() );
+       }
+
+       $answer = array(
+               'count' =>      1,
+               'base' =>       $wgServer.$wgArticlePath,
+               'hits' =>       array()
+       );
+       while ( $line = $dbr->fetchObject( $res ) && $answer['count'] < 200 ) {
+               $nt = Title::newFromDBkey( $wgLang->getNsText( $line->cur_namespace ) . ':' . $line->cur_title );
+               $answer['hits'][] = array(
+                       'title' => $nt->getText(),
+                       'title_ns' => $nt->getPrefixedText(),
+                       'title_url' => $nt->getPartialURL(),
+                       'namespace' => $line->cur_namespace
+               );
+               $answer['count']++;
+       }
+
+       return $answer;
+}
+
+# SOAP uses POST, if POST data is available, process it. Else produce an error.
+if ( isset( $HTTP_RAW_POST_DATA ) ) {
+       $s->service( $HTTP_RAW_POST_DATA );
+} else {
+       print( "You need a SOAP client to access SOAP services." );
+}
+
+?>
diff --git a/soap/nusoap.php b/soap/nusoap.php
new file mode 100644 (file)
index 0000000..4aea2f6
--- /dev/null
@@ -0,0 +1,5584 @@
+<?php
+
+/*
+$Id$
+
+NuSOAP - Web Services Toolkit for PHP
+
+Copyright (c) 2002 NuSphere Corporation
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+If you have any questions or comments, please email:
+
+Dietrich Ayala
+dietrich@ganx4.com
+http://dietrich.ganx4.com/nusoap
+
+NuSphere Corporation
+http://www.nusphere.com
+
+*/
+
+/* load classes
+
+// necessary classes
+require_once('class.soapclient.php');
+require_once('class.soap_val.php');
+require_once('class.soap_parser.php');
+require_once('class.soap_fault.php');
+
+// transport classes
+require_once('class.soap_transport_http.php');
+
+// optional add-on classes
+require_once('class.xmlschema.php');
+require_once('class.wsdl.php');
+
+// server class
+require_once('class.soap_server.php');*/
+
+/**
+*
+* nusoap_base
+*
+* @author   Dietrich Ayala <dietrich@ganx4.com>
+* @version  $Id$
+* @access   public
+*/
+class nusoap_base {
+
+       var $title = 'NuSOAP';
+       var $version = '0.6.7';
+       var $revision = '$Revision$';
+       var $error_str = false;
+    var $debug_str = '';
+       // toggles automatic encoding of special characters as entities
+       // (should always be true, I think)
+       var $charencoding = true;
+
+    /**
+       *  set schema version
+       *
+       * @var      XMLSchemaVersion
+       * @access   public
+       */
+       var $XMLSchemaVersion = 'http://www.w3.org/2001/XMLSchema';
+       
+    /**
+       *  set charset encoding for outgoing messages
+       *
+       * @var      soap_defencoding
+       * @access   public
+       */
+       //var $soap_defencoding = 'UTF-8';
+    var $soap_defencoding = 'ISO-8859-1';
+
+       /**
+       *  load namespace uris into an array of uri => prefix
+       *
+       * @var      namespaces
+       * @access   public
+       */
+       var $namespaces = array(
+               'SOAP-ENV' => 'http://schemas.xmlsoap.org/soap/envelope/',
+               'xsd' => 'http://www.w3.org/2001/XMLSchema',
+               'xsi' => 'http://www.w3.org/2001/XMLSchema-instance',
+               'SOAP-ENC' => 'http://schemas.xmlsoap.org/soap/encoding/',
+               'si' => 'http://soapinterop.org/xsd');
+       var $usedNamespaces = array();
+
+       /**
+       * load types into typemap array
+       * is this legacy yet?
+       * no, this is used by the xmlschema class to verify type => namespace mappings.
+       * @var      typemap
+       * @access   public
+       */
+       var $typemap = array(
+       'http://www.w3.org/2001/XMLSchema' => array(
+               'string'=>'string','boolean'=>'boolean','float'=>'double','double'=>'double','decimal'=>'double',
+               'duration'=>'','dateTime'=>'string','time'=>'string','date'=>'string','gYearMonth'=>'',
+               'gYear'=>'','gMonthDay'=>'','gDay'=>'','gMonth'=>'','hexBinary'=>'string','base64Binary'=>'string',
+               // derived datatypes
+               'normalizedString'=>'string','token'=>'string','language'=>'','NMTOKEN'=>'','NMTOKENS'=>'','Name'=>'','NCName'=>'','ID'=>'',
+               'IDREF'=>'','IDREFS'=>'','ENTITY'=>'','ENTITIES'=>'','integer'=>'integer','nonPositiveInteger'=>'integer',
+               'negativeInteger'=>'integer','long'=>'integer','int'=>'integer','short'=>'integer','byte'=>'integer','nonNegativeInteger'=>'integer',
+               'unsignedLong'=>'','unsignedInt'=>'','unsignedShort'=>'','unsignedByte'=>'','positiveInteger'=>''),
+       'http://www.w3.org/1999/XMLSchema' => array(
+               'i4'=>'','int'=>'integer','boolean'=>'boolean','string'=>'string','double'=>'double',
+               'float'=>'double','dateTime'=>'string',
+               'timeInstant'=>'string','base64Binary'=>'string','base64'=>'string','ur-type'=>'array'),
+       'http://soapinterop.org/xsd' => array('SOAPStruct'=>'struct'),
+       'http://schemas.xmlsoap.org/soap/encoding/' => array('base64'=>'string','array'=>'array','Array'=>'array'),
+    'http://xml.apache.org/xml-soap' => array('Map')
+       );
+
+       /**
+       *  entities to convert
+       *
+       * @var      xmlEntities
+       * @access   public
+       */
+       var $xmlEntities = array('quot' => '"','amp' => '&',
+               'lt' => '<','gt' => '>','apos' => "'");
+
+       /**
+       * adds debug data to the class level debug string
+       *
+       * @param    string $string debug data
+       * @access   private
+       */
+       function debug($string){
+               $this->debug_str .= get_class($this).": $string\n";
+       }
+
+       /**
+       * expands entities, e.g. changes '<' to '&lt;'.
+       *
+       * @param        string  $val    The string in which to expand entities.
+       * @access       private
+       */
+       function expandEntities($val) {
+               if ($this->charencoding) {
+               $val = str_replace('&', '&amp;', $val);
+               $val = str_replace("'", '&apos;', $val);
+               $val = str_replace('"', '&quot;', $val);
+               $val = str_replace('<', '&lt;', $val);
+               $val = str_replace('>', '&gt;', $val);
+           }
+           return $val;
+       }
+
+       /**
+       * returns error string if present
+       *
+       * @return   boolean $string error string
+       * @access   public
+       */
+       function getError(){
+               if($this->error_str != ''){
+                       return $this->error_str;
+               }
+               return false;
+       }
+
+       /**
+       * sets error string
+       *
+       * @return   boolean $string error string
+       * @access   private
+       */
+       function setError($str){
+               $this->error_str = $str;
+       }
+
+       /**
+       * detect if array is a simple array or a struct (associative array)
+       *
+       * @param        $val    The PHP array
+       * @return       string  (arraySimple|arrayStruct)
+       * @access       private
+       */
+       function isArraySimpleOrStruct($val) {
+        $keyList = array_keys($val);
+               foreach ($keyList as $keyListValue) {
+                       if (!is_int($keyListValue)) {
+                               return 'arrayStruct';
+                       }
+               }
+               return 'arraySimple';
+       }
+
+       /**
+       * serializes PHP values in accordance w/ section 5. Type information is
+       * not serialized if $use == 'literal'.
+       *
+       * @return       string
+    * @access  public
+       */
+       function serialize_val($val,$name=false,$type=false,$name_ns=false,$type_ns=false,$attributes=false,$use='encoded'){
+       if(is_object($val) && get_class($val) == 'soapval'){
+               return $val->serialize($use);
+        }
+               $this->debug( "in serialize_val: $val, $name, $type, $name_ns, $type_ns, $attributes, $use");
+               // if no name, use item
+               $name = (!$name|| is_numeric($name)) ? 'soapVal' : $name;
+               // if name has ns, add ns prefix to name
+               $xmlns = '';
+        if($name_ns){
+                       $prefix = 'nu'.rand(1000,9999);
+                       $name = $prefix.':'.$name;
+                       $xmlns .= " xmlns:$prefix=\"$name_ns\"";
+               }
+               // if type is prefixed, create type prefix
+               if($type_ns != '' && $type_ns == $this->namespaces['xsd']){
+                       // need to fix this. shouldn't default to xsd if no ns specified
+                   // w/o checking against typemap
+                       $type_prefix = 'xsd';
+               } elseif($type_ns){
+                       $type_prefix = 'ns'.rand(1000,9999);
+                       $xmlns .= " xmlns:$type_prefix=\"$type_ns\"";
+               }
+               // serialize attributes if present
+               $atts = '';
+               if($attributes){
+                       foreach($attributes as $k => $v){
+                               $atts .= " $k=\"$v\"";
+                       }
+               }
+        // serialize if an xsd built-in primitive type
+        if($type != '' && isset($this->typemap[$this->XMLSchemaVersion][$type])){
+               if (is_bool($val)) {
+                       if ($type == 'boolean') {
+                               $val = $val ? 'true' : 'false';
+                       } elseif (! $val) {
+                               $val = 0;
+                       }
+                       } else if (is_string($val)) {
+                               $val = $this->expandEntities($val);
+                       }
+                       if ($use == 'literal') {
+                       return "<$name$xmlns>$val</$name>";
+               } else {
+                       return "<$name$xmlns xsi:type=\"xsd:$type\">$val</$name>";
+               }
+        }
+               // detect type and serialize
+               $xml = '';
+               switch(true) {
+                       case ($type == '' && is_null($val)):
+                               if ($use == 'literal') {
+                                       // TODO: depends on nillable
+                                       $xml .= "<$name$xmlns/>";
+                               } else {
+                                       $xml .= "<$name$xmlns xsi:nil=\"true\"/>";
+                               }
+                               break;
+                       case (is_bool($val) || $type == 'boolean'):
+                       if ($type == 'boolean') {
+                               $val = $val ? 'true' : 'false';
+                       } elseif (! $val) {
+                               $val = 0;
+                       }
+                               if ($use == 'literal') {
+                                       $xml .= "<$name$xmlns $atts>$val</$name>";
+                               } else {
+                                       $xml .= "<$name$xmlns xsi:type=\"xsd:boolean\"$atts>$val</$name>";
+                               }
+                               break;
+                       case (is_int($val) || is_long($val) || $type == 'int'):
+                               if ($use == 'literal') {
+                                       $xml .= "<$name$xmlns $atts>$val</$name>";
+                               } else {
+                                       $xml .= "<$name$xmlns xsi:type=\"xsd:int\"$atts>$val</$name>";
+                               }
+                               break;
+                       case (is_float($val)|| is_double($val) || $type == 'float'):
+                               if ($use == 'literal') {
+                                       $xml .= "<$name$xmlns $atts>$val</$name>";
+                               } else {
+                                       $xml .= "<$name$xmlns xsi:type=\"xsd:float\"$atts>$val</$name>";
+                               }
+                               break;
+                       case (is_string($val) || $type == 'string'):
+                               $val = $this->expandEntities($val);
+                               if ($use == 'literal') {
+                                       $xml .= "<$name$xmlns $atts>$val</$name>";
+                               } else {
+                                       $xml .= "<$name$xmlns xsi:type=\"xsd:string\"$atts>$val</$name>";
+                               }
+                               break;
+                       case is_object($val):
+                               $name = get_class($val);
+                               foreach(get_object_vars($val) as $k => $v){
+                                       $pXml = isset($pXml) ? $pXml.$this->serialize_val($v,$k,false,false,false,false,$use) : $this->serialize_val($v,$k,false,false,false,false,$use);
+                               }
+                               $xml .= '<'.$name.'>'.$pXml.'</'.$name.'>';
+                               break;
+                       break;
+                       case (is_array($val) || $type):
+                               // detect if struct or array
+                               $valueType = $this->isArraySimpleOrStruct($val);
+                if($valueType=='arraySimple' || ereg('^ArrayOf',$type)){
+                                       $i = 0;
+                                       if(is_array($val) && count($val)> 0){
+                                               foreach($val as $v){
+                               if(is_object($v) && get_class($v) ==  'soapval'){
+                                                               $tt_ns = $v->type_ns;
+                                                               $tt = $v->type;
+                                                       } elseif (is_array($v)) {
+                                                               $tt = $this->isArraySimpleOrStruct($v);
+                                                       } else {
+                                                               $tt = gettype($v);
+                               }
+                                                       $array_types[$tt] = 1;
+                                                       $xml .= $this->serialize_val($v,'item',false,false,false,false,$use);
+                                                       ++$i;
+                                               }
+                                               if(count($array_types) > 1){
+                                                       $array_typename = 'xsd:ur-type';
+                                               } elseif(isset($tt) && isset($this->typemap[$this->XMLSchemaVersion][$tt])) {
+                                                       if ($tt == 'integer') {
+                                                               $tt = 'int';
+                                                       }
+                                                       $array_typename = 'xsd:'.$tt;
+                                               } elseif(isset($tt) && $tt == 'arraySimple'){
+                                                       $array_typename = 'SOAP-ENC:Array';
+                                               } elseif(isset($tt) && $tt == 'arrayStruct'){
+                                                       $array_typename = 'unnamed_struct_use_soapval';
+                                               } else {
+                                                       // if type is prefixed, create type prefix
+                                                       if ($tt_ns != '' && $tt_ns == $this->namespaces['xsd']){
+                                                                $array_typename = 'xsd:' . $tt;
+                                                       } elseif ($tt_ns) {
+                                                               $tt_prefix = 'ns' . rand(1000, 9999);
+                                                               $array_typename = "$tt_prefix:$tt";
+                                                               $xmlns .= " xmlns:$tt_prefix=\"$tt_ns\"";
+                                                       } else {
+                                                               $array_typename = $tt;
+                                                       }
+                                               }
+                                               $array_type = $i;
+                                               if ($use == 'literal') {
+                                                       $type_str = '';
+                                               } else if (isset($type) && isset($type_prefix)) {
+                                                       $type_str = " xsi:type=\"$type_prefix:$type\"";
+                                               } else {
+                                                       $type_str = " xsi:type=\"SOAP-ENC:Array\" SOAP-ENC:arrayType=\"".$array_typename."[$array_type]\"";
+                                               }
+                                       // empty array
+                                       } else {
+                                               if ($use == 'literal') {
+                                                       $type_str = '';
+                                               } else if (isset($type) && isset($type_prefix)) {
+                                                       $type_str = " xsi:type=\"$type_prefix:$type\"";
+                                               } else {
+                                                       $type_str = " xsi:type=\"SOAP-ENC:Array\"";
+                                               }
+                                       }
+                                       $xml = "<$name$xmlns$type_str$atts>".$xml."</$name>";
+                               } else {
+                                       // got a struct
+                                       if(isset($type) && isset($type_prefix)){
+                                               $type_str = " xsi:type=\"$type_prefix:$type\"";
+                                       } else {
+                                               $type_str = '';
+                                       }
+                                       if ($use == 'literal') {
+                                               $xml .= "<$name$xmlns $atts>";
+                                       } else {
+                                               $xml .= "<$name$xmlns$type_str$atts>";
+                                       }
+                                       foreach($val as $k => $v){
+                                               // Apache Map
+                                               if ($type == 'Map' && $type_ns == 'http://xml.apache.org/xml-soap') {
+                                                       $xml .= '<item>';
+                                                       $xml .= $this->serialize_val($k,'key',false,false,false,false,$use);
+                                                       $xml .= $this->serialize_val($v,'value',false,false,false,false,$use);
+                                                       $xml .= '</item>';
+                                               } else {
+                                                       $xml .= $this->serialize_val($v,$k,false,false,false,false,$use);
+                                               }
+                                       }
+                                       $xml .= "</$name>";
+                               }
+                               break;
+                       default:
+                               $xml .= 'not detected, got '.gettype($val).' for '.$val;
+                               break;
+               }
+               return $xml;
+       }
+
+    /**
+    * serialize message
+    *
+    * @param string body
+    * @param string headers optional
+    * @param array namespaces optional
+    * @param string style optional (rpc|document)
+    * @param string use optional (encoded|literal)
+    * @return string message
+    * @access public
+    */
+    function serializeEnvelope($body,$headers=false,$namespaces=array(),$style='rpc',$use='encoded'){
+    // TODO: add an option to automatically run utf8_encode on $body and $headers
+    // if $this->soap_defencoding is UTF-8.  Not doing this automatically allows
+    // one to send arbitrary UTF-8 characters, not just characters that map to ISO-8859-1
+
+       // serialize namespaces
+    $ns_string = '';
+       foreach(array_merge($this->namespaces,$namespaces) as $k => $v){
+               $ns_string .= " xmlns:$k=\"$v\"";
+       }
+       if($style == 'rpc' && $use == 'encoded') {
+               $ns_string = ' SOAP-ENV:encodingStyle="http://schemas.xmlsoap.org/soap/encoding/"' . $ns_string;
+       }
+
+       // serialize headers
+       if($headers){
+               $headers = "<SOAP-ENV:Header>".$headers."</SOAP-ENV:Header>";
+       }
+       // serialize envelope
+       return
+       '<?xml version="1.0" encoding="'.$this->soap_defencoding .'"?'.">".
+       '<SOAP-ENV:Envelope'.$ns_string.">".
+       $headers.
+       "<SOAP-ENV:Body>".
+               $body.
+       "</SOAP-ENV:Body>".
+       "</SOAP-ENV:Envelope>";
+    }
+
+    function formatDump($str){
+               $str = htmlspecialchars($str);
+               return nl2br($str);
+    }
+
+       /**
+       * contracts a qualified name
+       *
+       * @param    string $string qname
+       * @return       string contracted qname
+       * @access   private
+       */
+       function contractQname($qname){
+               // get element namespace
+               //$this->xdebug("Contract $qname");
+               if (strrpos($qname, ':')) {
+                       // get unqualified name
+                       $name = substr($qname, strrpos($qname, ':') + 1);
+                       // get ns
+                       $ns = substr($qname, 0, strrpos($qname, ':'));
+                       $p = $this->getPrefixFromNamespace($ns);
+                       if ($p) {
+                               return $p . ':' . $name;
+                       }
+                       return $qname;
+               } else {
+                       return $qname;
+               }
+       }
+
+       /**
+       * expands a qualified name
+       *
+       * @param    string $string qname
+       * @return       string expanded qname
+       * @access   private
+       */
+       function expandQname($qname){
+               // get element prefix
+               if(strpos($qname,':') && !ereg('^http://',$qname)){
+                       // get unqualified name
+                       $name = substr(strstr($qname,':'),1);
+                       // get ns prefix
+                       $prefix = substr($qname,0,strpos($qname,':'));
+                       if(isset($this->namespaces[$prefix])){
+                               return $this->namespaces[$prefix].':'.$name;
+                       } else {
+                               return $qname;
+                       }
+               } else {
+                       return $qname;
+               }
+       }
+
+    /**
+    * returns the local part of a prefixed string
+    * returns the original string, if not prefixed
+    *
+    * @param string
+    * @return string
+    * @access public
+    */
+       function getLocalPart($str){
+               if($sstr = strrchr($str,':')){
+                       // get unqualified name
+                       return substr( $sstr, 1 );
+               } else {
+                       return $str;
+               }
+       }
+
+       /**
+    * returns the prefix part of a prefixed string
+    * returns false, if not prefixed
+    *
+    * @param string
+    * @return mixed
+    * @access public
+    */
+       function getPrefix($str){
+               if($pos = strrpos($str,':')){
+                       // get prefix
+                       return substr($str,0,$pos);
+               }
+               return false;
+       }
+
+       /**
+    * pass it a prefix, it returns a namespace
+       * returns false if no namespace registered with the given prefix
+    *
+    * @param string
+    * @return mixed
+    * @access public
+    */
+       function getNamespaceFromPrefix($prefix){
+               if (isset($this->namespaces[$prefix])) {
+                       return $this->namespaces[$prefix];
+               }
+               //$this->setError("No namespace registered for prefix '$prefix'");
+               return false;
+       }
+
+       /**
+    * returns the prefix for a given namespace (or prefix)
+    * or false if no prefixes registered for the given namespace
+    *
+    * @param string
+    * @return mixed
+    * @access public
+    */
+       function getPrefixFromNamespace($ns) {
+               foreach ($this->namespaces as $p => $n) {
+                       if ($ns == $n || $ns == $p) {
+                           $this->usedNamespaces[$p] = $n;
+                               return $p;
+                       }
+               }
+               return false;
+       }
+
+    function varDump($data) {
+               ob_start();
+               var_dump($data);
+               $ret_val = ob_get_contents();
+               ob_end_clean();
+               return $ret_val;
+       }
+}
+
+// XML Schema Datatype Helper Functions
+
+//xsd:dateTime helpers
+
+/**
+* convert unix timestamp to ISO 8601 compliant date string
+*
+* @param    string $timestamp Unix time stamp
+* @access   public
+*/
+function timestamp_to_iso8601($timestamp,$utc=true){
+       $datestr = date('Y-m-d\TH:i:sO',$timestamp);
+       if($utc){
+               $eregStr =
+               '([0-9]{4})-'.  // centuries & years CCYY-
+               '([0-9]{2})-'.  // months MM-
+               '([0-9]{2})'.   // days DD
+               'T'.                    // separator T
+               '([0-9]{2}):'.  // hours hh:
+               '([0-9]{2}):'.  // minutes mm:
+               '([0-9]{2})(\.[0-9]*)?'. // seconds ss.ss...
+               '(Z|[+\-][0-9]{2}:?[0-9]{2})?'; // Z to indicate UTC, -/+HH:MM:SS.SS... for local tz's
+
+               if(ereg($eregStr,$datestr,$regs)){
+                       return sprintf('%04d-%02d-%02dT%02d:%02d:%02dZ',$regs[1],$regs[2],$regs[3],$regs[4],$regs[5],$regs[6]);
+               }
+               return false;
+       } else {
+               return $datestr;
+       }
+}
+
+/**
+* convert ISO 8601 compliant date string to unix timestamp
+*
+* @param    string $datestr ISO 8601 compliant date string
+* @access   public
+*/
+function iso8601_to_timestamp($datestr){
+       $eregStr =
+       '([0-9]{4})-'.  // centuries & years CCYY-
+       '([0-9]{2})-'.  // months MM-
+       '([0-9]{2})'.   // days DD
+       'T'.                    // separator T
+       '([0-9]{2}):'.  // hours hh:
+       '([0-9]{2}):'.  // minutes mm:
+       '([0-9]{2})(\.[0-9]+)?'. // seconds ss.ss...
+       '(Z|[+\-][0-9]{2}:?[0-9]{2})?'; // Z to indicate UTC, -/+HH:MM:SS.SS... for local tz's
+       if(ereg($eregStr,$datestr,$regs)){
+               // not utc
+               if($regs[8] != 'Z'){
+                       $op = substr($regs[8],0,1);
+                       $h = substr($regs[8],1,2);
+                       $m = substr($regs[8],strlen($regs[8])-2,2);
+                       if($op == '-'){
+                               $regs[4] = $regs[4] + $h;
+                               $regs[5] = $regs[5] + $m;
+                       } elseif($op == '+'){
+                               $regs[4] = $regs[4] - $h;
+                               $regs[5] = $regs[5] - $m;
+                       }
+               }
+               return strtotime("$regs[1]-$regs[2]-$regs[3] $regs[4]:$regs[5]:$regs[6]Z");
+       } else {
+               return false;
+       }
+}
+
+function usleepWindows($usec)
+{
+       $start = gettimeofday();
+       
+       do
+       {
+               $stop = gettimeofday();
+               $timePassed = 1000000 * ($stop['sec'] - $start['sec'])
+               + $stop['usec'] - $start['usec'];
+       }
+       while ($timePassed < $usec);
+}
+
+?><?php
+
+
+
+/**
+* soap_fault class, allows for creation of faults
+* mainly used for returning faults from deployed functions
+* in a server instance.
+* @author   Dietrich Ayala <dietrich@ganx4.com>
+* @version  $Id$
+* @access public
+*/
+class soap_fault extends nusoap_base {
+
+       var $faultcode;
+       var $faultactor;
+       var $faultstring;
+       var $faultdetail;
+
+       /**
+       * constructor
+    *
+    * @param string $faultcode (client | server)
+    * @param string $faultactor only used when msg routed between multiple actors
+    * @param string $faultstring human readable error message
+    * @param string $faultdetail
+       */
+       function soap_fault($faultcode,$faultactor='',$faultstring='',$faultdetail=''){
+               $this->faultcode = $faultcode;
+               $this->faultactor = $faultactor;
+               $this->faultstring = $faultstring;
+               $this->faultdetail = $faultdetail;
+       }
+
+       /**
+       * serialize a fault
+       *
+       * @access   public
+       */
+       function serialize(){
+               $ns_string = '';
+               foreach($this->namespaces as $k => $v){
+                       $ns_string .= "\n  xmlns:$k=\"$v\"";
+               }
+               $return_msg =
+                       '<?xml version="1.0" encoding="'.$this->soap_defencoding.'"?>'.
+                       '<SOAP-ENV:Envelope SOAP-ENV:encodingStyle="http://schemas.xmlsoap.org/soap/encoding/"'.$ns_string.">\n".
+                               '<SOAP-ENV:Body>'.
+                               '<SOAP-ENV:Fault>'.
+                                       '<faultcode>'.$this->expandEntities($this->faultcode).'</faultcode>'.
+                                       '<faultactor>'.$this->expandEntities($this->faultactor).'</faultactor>'.
+                                       '<faultstring>'.$this->expandEntities($this->faultstring).'</faultstring>'.
+                                       '<detail>'.$this->serialize_val($this->faultdetail).'</detail>'.
+                               '</SOAP-ENV:Fault>'.
+                               '</SOAP-ENV:Body>'.
+                       '</SOAP-ENV:Envelope>';
+               return $return_msg;
+       }
+}
+
+
+
+?><?php
+
+
+
+/**
+* parses an XML Schema, allows access to it's data, other utility methods
+* no validation... yet.
+* very experimental and limited. As is discussed on XML-DEV, I'm one of the people
+* that just doesn't have time to read the spec(s) thoroughly, and just have a couple of trusty
+* tutorials I refer to :)
+*
+* @author   Dietrich Ayala <dietrich@ganx4.com>
+* @version  $Id$
+* @access   public
+*/
+class XMLSchema extends nusoap_base  {
+       
+       // files
+       var $schema = '';
+       var $xml = '';
+       // namespaces
+       var $enclosingNamespaces;
+       // schema info
+       var $schemaInfo = array();
+       var $schemaTargetNamespace = '';
+       // types, elements, attributes defined by the schema
+       var $attributes = array();
+       var $complexTypes = array();
+       var $currentComplexType = false;
+       var $elements = array();
+       var $currentElement = false;
+       var $simpleTypes = array();
+       var $currentSimpleType = false;
+       // imports
+       var $imports = array();
+       // parser vars
+       var $parser;
+       var $position = 0;
+       var $depth = 0;
+       var $depth_array = array();
+       var $message = array();
+       var $defaultNamespace = array();
+    
+       /**
+       * constructor
+       *
+       * @param    string $schema schema document URI
+       * @param    string $xml xml document URI
+       * @param        string $namespaces namespaces defined in enclosing XML
+       * @access   public
+       */
+       function XMLSchema($schema='',$xml='',$namespaces=array()){
+
+               $this->debug('xmlschema class instantiated, inside constructor');
+               // files
+               $this->schema = $schema;
+               $this->xml = $xml;
+
+               // namespaces
+               $this->enclosingNamespaces = $namespaces;
+               $this->namespaces = array_merge($this->namespaces, $namespaces);
+
+               // parse schema file
+               if($schema != ''){
+                       $this->debug('initial schema file: '.$schema);
+                       $this->parseFile($schema, 'schema');
+               }
+
+               // parse xml file
+               if($xml != ''){
+                       $this->debug('initial xml file: '.$xml);
+                       $this->parseFile($xml, 'xml');
+               }
+
+       }
+
+    /**
+    * parse an XML file
+    *
+    * @param string $xml, path/URL to XML file
+    * @param string $type, (schema | xml)
+       * @return boolean
+    * @access public
+    */
+       function parseFile($xml,$type){
+               // parse xml file
+               if($xml != ""){
+                       $xmlStr = @join("",@file($xml));
+                       if($xmlStr == ""){
+                               $msg = 'Error reading XML from '.$xml;
+                               $this->setError($msg);
+                               $this->debug($msg);
+                       return false;
+                       } else {
+                               $this->debug("parsing $xml");
+                               $this->parseString($xmlStr,$type);
+                               $this->debug("done parsing $xml");
+                       return true;
+                       }
+               }
+               return false;
+       }
+
+       /**
+       * parse an XML string
+       *
+       * @param    string $xml path or URL
+    * @param string $type, (schema|xml)
+       * @access   private
+       */
+       function parseString($xml,$type){
+               // parse xml string
+               if($xml != ""){
+
+               // Create an XML parser.
+               $this->parser = xml_parser_create();
+               // Set the options for parsing the XML data.
+               xml_parser_set_option($this->parser, XML_OPTION_CASE_FOLDING, 0);
+
+               // Set the object for the parser.
+               xml_set_object($this->parser, $this);
+
+               // Set the element handlers for the parser.
+                       if($type == "schema"){
+                       xml_set_element_handler($this->parser, 'schemaStartElement','schemaEndElement');
+                       xml_set_character_data_handler($this->parser,'schemaCharacterData');
+                       } elseif($type == "xml"){
+                               xml_set_element_handler($this->parser, 'xmlStartElement','xmlEndElement');
+                       xml_set_character_data_handler($this->parser,'xmlCharacterData');
+                       }
+
+                   // Parse the XML file.
+                   if(!xml_parse($this->parser,$xml,true)){
+                       // Display an error message.
+                               $errstr = sprintf('XML error parsing XML schema on line %d: %s',
+                               xml_get_current_line_number($this->parser),
+                               xml_error_string(xml_get_error_code($this->parser))
+                               );
+                               $this->debug($errstr);
+                               $this->debug("XML payload:\n" . $xml);
+                               $this->setError($errstr);
+               }
+            
+                       xml_parser_free($this->parser);
+               } else{
+                       $this->debug('no xml passed to parseString()!!');
+                       $this->setError('no xml passed to parseString()!!');
+               }
+       }
+
+       /**
+       * start-element handler
+       *
+       * @param    string $parser XML parser object
+       * @param    string $name element name
+       * @param    string $attrs associative array of attributes
+       * @access   private
+       */
+       function schemaStartElement($parser, $name, $attrs) {
+               
+               // position in the total number of elements, starting from 0
+               $pos = $this->position++;
+               $depth = $this->depth++;
+               // set self as current value for this depth
+               $this->depth_array[$depth] = $pos;
+               $this->message[$pos] = array('cdata' => ''); 
+               if ($depth > 0) {
+                       $this->defaultNamespace[$pos] = $this->defaultNamespace[$this->depth_array[$depth - 1]];
+               } else {
+                       $this->defaultNamespace[$pos] = false;
+               }
+
+               // get element prefix
+               if($prefix = $this->getPrefix($name)){
+                       // get unqualified name
+                       $name = $this->getLocalPart($name);
+               } else {
+               $prefix = '';
+        }
+               
+        // loop thru attributes, expanding, and registering namespace declarations
+        if(count($attrs) > 0){
+               foreach($attrs as $k => $v){
+                // if ns declarations, add to class level array of valid namespaces
+                               if(ereg("^xmlns",$k)){
+                       //$this->xdebug("$k: $v");
+                       //$this->xdebug('ns_prefix: '.$this->getPrefix($k));
+                       if($ns_prefix = substr(strrchr($k,':'),1)){
+                               //$this->xdebug("Add namespace[$ns_prefix] = $v");
+                                               $this->namespaces[$ns_prefix] = $v;
+                                       } else {
+                                               $this->defaultNamespace[$pos] = $v;
+                                               if (! $this->getPrefixFromNamespace($v)) {
+                                                       $this->namespaces['ns'.(count($this->namespaces)+1)] = $v;
+                                               }
+                                       }
+                                       if($v == 'http://www.w3.org/2001/XMLSchema' || $v == 'http://www.w3.org/1999/XMLSchema'){
+                                               $this->XMLSchemaVersion = $v;
+                                               $this->namespaces['xsi'] = $v.'-instance';
+                                       }
+                               }
+               }
+               foreach($attrs as $k => $v){
+                // expand each attribute
+                $k = strpos($k,':') ? $this->expandQname($k) : $k;
+                $v = strpos($v,':') ? $this->expandQname($v) : $v;
+                       $eAttrs[$k] = $v;
+               }
+               $attrs = $eAttrs;
+        } else {
+               $attrs = array();
+        }
+               // find status, register data
+               switch($name){
+                       case 'all':
+                       case 'choice':
+                       case 'sequence':
+                               //$this->xdebug("compositor $name for currentComplexType: $this->currentComplexType and currentElement: $this->currentElement");
+                               $this->complexTypes[$this->currentComplexType]['compositor'] = $name;
+                               if($name == 'all' || $name == 'sequence'){
+                                       $this->complexTypes[$this->currentComplexType]['phpType'] = 'struct';
+                               }
+                       break;
+                       case 'attribute':
+               //$this->xdebug("parsing attribute $attrs[name] $attrs[ref] of value: ".$attrs['http://schemas.xmlsoap.org/wsdl/:arrayType']);
+               $this->xdebug("parsing attribute " . $this->varDump($attrs));
+               if (isset($attrs['http://schemas.xmlsoap.org/wsdl/:arrayType'])) {
+                                       $v = $attrs['http://schemas.xmlsoap.org/wsdl/:arrayType'];
+                                       if (!strpos($v, ':')) {
+                                               // no namespace in arrayType attribute value...
+                                               if ($this->defaultNamespace[$pos]) {
+                                                       // ...so use the default
+                                                       $attrs['http://schemas.xmlsoap.org/wsdl/:arrayType'] = $this->defaultNamespace[$pos] . ':' . $attrs['http://schemas.xmlsoap.org/wsdl/:arrayType'];
+                                               }
+                                       }
+               }
+                if(isset($attrs['name'])){
+                                       $this->attributes[$attrs['name']] = $attrs;
+                                       $aname = $attrs['name'];
+                               } elseif(isset($attrs['ref']) && $attrs['ref'] == 'http://schemas.xmlsoap.org/soap/encoding/:arrayType'){
+                                       if (isset($attrs['http://schemas.xmlsoap.org/wsdl/:arrayType'])) {
+                               $aname = $attrs['http://schemas.xmlsoap.org/wsdl/:arrayType'];
+                       } else {
+                               $aname = '';
+                       }
+                               } elseif(isset($attrs['ref'])){
+                                       $aname = $attrs['ref'];
+                    $this->attributes[$attrs['ref']] = $attrs;
+                               }
+                
+                               if(isset($this->currentComplexType)){
+                                       $this->complexTypes[$this->currentComplexType]['attrs'][$aname] = $attrs;
+                               } elseif(isset($this->currentElement)){
+                                       $this->elements[$this->currentElement]['attrs'][$aname] = $attrs;
+                               }
+                               // arrayType attribute
+                               if(isset($attrs['http://schemas.xmlsoap.org/wsdl/:arrayType']) || $this->getLocalPart($aname) == 'arrayType'){
+                                       $this->complexTypes[$this->currentComplexType]['phpType'] = 'array';
+                       $prefix = $this->getPrefix($aname);
+                                       if(isset($attrs['http://schemas.xmlsoap.org/wsdl/:arrayType'])){
+                                               $v = $attrs['http://schemas.xmlsoap.org/wsdl/:arrayType'];
+                                       } else {
+                                               $v = '';
+                                       }
+                    if(strpos($v,'[,]')){
+                        $this->complexTypes[$this->currentComplexType]['multidimensional'] = true;
+                    }
+                    $v = substr($v,0,strpos($v,'[')); // clip the []
+                    if(!strpos($v,':') && isset($this->typemap[$this->XMLSchemaVersion][$v])){
+                        $v = $this->XMLSchemaVersion.':'.$v;
+                    }
+                    $this->complexTypes[$this->currentComplexType]['arrayType'] = $v;
+                               }
+                       break;
+                       case 'complexType':
+                               if(isset($attrs['name'])){
+                                       $this->xdebug('processing named complexType '.$attrs['name']);
+                                       $this->currentElement = false;
+                                       $this->currentComplexType = $attrs['name'];
+                                       $this->complexTypes[$this->currentComplexType] = $attrs;
+                                       $this->complexTypes[$this->currentComplexType]['typeClass'] = 'complexType';
+                                       if(isset($attrs['base']) && ereg(':Array$',$attrs['base'])){
+                                               $this->complexTypes[$this->currentComplexType]['phpType'] = 'array';
+                                       } else {
+                                               $this->complexTypes[$this->currentComplexType]['phpType'] = 'struct';
+                                       }
+                               }else{
+                                       $this->xdebug('processing unnamed complexType for element '.$this->currentElement);
+                                       $this->currentComplexType = $this->currentElement . '_ContainedType';
+                                       $this->currentElement = false;
+                                       $this->complexTypes[$this->currentComplexType] = $attrs;
+                                       $this->complexTypes[$this->currentComplexType]['typeClass'] = 'complexType';
+                                       if(isset($attrs['base']) && ereg(':Array$',$attrs['base'])){
+                                               $this->complexTypes[$this->currentComplexType]['phpType'] = 'array';
+                                       } else {
+                                               $this->complexTypes[$this->currentComplexType]['phpType'] = 'struct';
+                                       }
+                               }
+                       break;
+                       case 'element':
+                               // elements defined as part of a complex type should
+                               // not really be added to $this->elements, but for some
+                               // reason, they are
+                               if(isset($attrs['type'])){
+                                       $this->xdebug("processing typed element ".$attrs['name']." of type ".$attrs['type']);
+                                       $this->currentElement = $attrs['name'];
+                                       $this->elements[ $attrs['name'] ] = $attrs;
+                                       $this->elements[ $attrs['name'] ]['typeClass'] = 'element';
+                                       if (!isset($this->elements[ $attrs['name'] ]['form'])) {
+                                               $this->elements[ $attrs['name'] ]['form'] = $this->schemaInfo['elementFormDefault'];
+                                       }
+                                       $ename = $attrs['name'];
+                               } elseif(isset($attrs['ref'])){
+                                       $ename = $attrs['ref'];
+                               } else {
+                                       $this->xdebug("processing untyped element ".$attrs['name']);
+                                       $this->currentElement = $attrs['name'];
+                                       $this->elements[ $attrs['name'] ] = $attrs;
+                                       $this->elements[ $attrs['name'] ]['typeClass'] = 'element';
+                                       $this->elements[ $attrs['name'] ]['type'] = $this->schemaTargetNamespace . ':' . $attrs['name'] . '_ContainedType';
+                                       if (!isset($this->elements[ $attrs['name'] ]['form'])) {
+                                               $this->elements[ $attrs['name'] ]['form'] = $this->schemaInfo['elementFormDefault'];
+                                       }
+                               }
+                               if(isset($ename) && $this->currentComplexType){
+                                       $this->complexTypes[$this->currentComplexType]['elements'][$ename] = $attrs;
+                               }
+                       break;
+                       // we ignore enumeration values
+                       //case 'enumeration':
+                       //break;
+                       case 'import':
+                           if (isset($attrs['schemaLocation'])) {
+                                       //$this->xdebug('import namespace ' . $attrs['namespace'] . ' from ' . $attrs['schemaLocation']);
+                    $this->imports[$attrs['namespace']][] = array('location' => $attrs['schemaLocation'], 'loaded' => false);
+                               } else {
+                                       //$this->xdebug('import namespace ' . $attrs['namespace']);
+                    $this->imports[$attrs['namespace']][] = array('location' => '', 'loaded' => true);
+                                       if (! $this->getPrefixFromNamespace($attrs['namespace'])) {
+                                               $this->namespaces['ns'.(count($this->namespaces)+1)] = $attrs['namespace'];
+                                       }
+                               }
+                       break;
+                       case 'restriction':
+                               //$this->xdebug("in restriction for currentComplexType: $this->currentComplexType and currentElement: $this->currentElement");
+                               if($this->currentElement){
+                                       $this->elements[$this->currentElement]['type'] = $attrs['base'];
+                               } elseif($this->currentSimpleType){
+                                       $this->simpleTypes[$this->currentSimpleType]['type'] = $attrs['base'];
+                               } elseif($this->currentComplexType){
+                                       $this->complexTypes[$this->currentComplexType]['restrictionBase'] = $attrs['base'];
+                                       if(strstr($attrs['base'],':') == ':Array'){
+                                               $this->complexTypes[$this->currentComplexType]['phpType'] = 'array';
+                                       }
+                               }
+                       break;
+                       case 'schema':
+                               $this->schemaInfo = $attrs;
+                               $this->schemaInfo['schemaVersion'] = $this->getNamespaceFromPrefix($prefix);
+                               if (isset($attrs['targetNamespace'])) {
+                                       $this->schemaTargetNamespace = $attrs['targetNamespace'];
+                               }
+                               if (!isset($attrs['elementFormDefault'])) {
+                                       $this->schemaInfo['elementFormDefault'] = 'unqualified';
+                               }
+                       break;
+                       case 'simpleType':
+                               if(isset($attrs['name'])){
+                                       $this->xdebug("processing simpleType for name " . $attrs['name']);
+                                       $this->currentSimpleType = $attrs['name'];
+                                       $this->simpleTypes[ $attrs['name'] ] = $attrs;
+                                       $this->simpleTypes[ $attrs['name'] ]['typeClass'] = 'simpleType';
+                                       $this->simpleTypes[ $attrs['name'] ]['phpType'] = 'scalar';
+                               } else {
+                                       //echo 'not parsing: '.$name;
+                                       //var_dump($attrs);
+                               }
+                       break;
+                       default:
+                               //$this->xdebug("do not have anything to do for element $name");
+               }
+       }
+
+       /**
+       * end-element handler
+       *
+       * @param    string $parser XML parser object
+       * @param    string $name element name
+       * @access   private
+       */
+       function schemaEndElement($parser, $name) {
+               // bring depth down a notch
+               $this->depth--;
+               // position of current element is equal to the last value left in depth_array for my depth
+               if(isset($this->depth_array[$this->depth])){
+               $pos = $this->depth_array[$this->depth];
+        }
+               // move on...
+               if($name == 'complexType'){
+                       $this->currentComplexType = false;
+                       $this->currentElement = false;
+               }
+               if($name == 'element'){
+                       $this->currentElement = false;
+               }
+               if($name == 'simpleType'){
+                       $this->currentSimpleType = false;
+               }
+       }
+
+       /**
+       * element content handler
+       *
+       * @param    string $parser XML parser object
+       * @param    string $data element content
+       * @access   private
+       */
+       function schemaCharacterData($parser, $data){
+               $pos = $this->depth_array[$this->depth - 1];
+               $this->message[$pos]['cdata'] .= $data;
+       }
+
+       /**
+       * serialize the schema
+       *
+       * @access   public
+       */
+       function serializeSchema(){
+
+               $schemaPrefix = $this->getPrefixFromNamespace($this->XMLSchemaVersion);
+               $xml = '';
+               // imports
+               if (sizeof($this->imports) > 0) {
+                       foreach($this->imports as $ns => $list) {
+                               foreach ($list as $ii) {
+                                       if ($ii['location'] != '') {
+                                               $xml .= " <$schemaPrefix:import location=\"" . $ii['location'] . '" namespace="' . $ns . "\" />\n";
+                                       } else {
+                                               $xml .= " <$schemaPrefix:import namespace=\"" . $ns . "\" />\n";
+                                       }
+                               }
+                       } 
+               } 
+               // complex types
+               foreach($this->complexTypes as $typeName => $attrs){
+                       $contentStr = '';
+                       // serialize child elements
+                       if(isset($attrs['elements']) && (count($attrs['elements']) > 0)){
+                               foreach($attrs['elements'] as $element => $eParts){
+                                       if(isset($eParts['ref'])){
+                                               $contentStr .= "   <$schemaPrefix:element ref=\"$element\"/>\n";
+                                       } else {
+                                               $contentStr .= "   <$schemaPrefix:element name=\"$element\" type=\"" . $this->contractQName($eParts['type']) . "\"/>\n";
+                                       }
+                               }
+                       }
+                       // attributes
+                       if(isset($attrs['attrs']) && (count($attrs['attrs']) >= 1)){
+                               foreach($attrs['attrs'] as $attr => $aParts){
+                                       $contentStr .= "    <$schemaPrefix:attribute ref=\"".$this->contractQName($aParts['ref']).'"';
+                                       if(isset($aParts['http://schemas.xmlsoap.org/wsdl/:arrayType'])){
+                                               $this->usedNamespaces['wsdl'] = $this->namespaces['wsdl'];
+                                               $contentStr .= ' wsdl:arrayType="'.$this->contractQName($aParts['http://schemas.xmlsoap.org/wsdl/:arrayType']).'"';
+                                       }
+                                       $contentStr .= "/>\n";
+                               }
+                       }
+                       // if restriction
+                       if( isset($attrs['restrictionBase']) && $attrs['restrictionBase'] != ''){
+                               $contentStr = "   <$schemaPrefix:restriction base=\"".$this->contractQName($attrs['restrictionBase'])."\">\n".$contentStr."   </$schemaPrefix:restriction>\n";
+                       }
+                       // compositor obviates complex/simple content
+                       if(isset($attrs['compositor']) && ($attrs['compositor'] != '')){
+                               $contentStr = "  <$schemaPrefix:$attrs[compositor]>\n".$contentStr."  </$schemaPrefix:$attrs[compositor]>\n";
+                       }
+                       // complex or simple content
+                       elseif((isset($attrs['elements']) && count($attrs['elements']) > 0) || (isset($attrs['attrs']) && count($attrs['attrs']) > 0)){
+                               $contentStr = "  <$schemaPrefix:complexContent>\n".$contentStr."  </$schemaPrefix:complexContent>\n";
+                       }
+                       // finalize complex type
+                       if($contentStr != ''){
+                               $contentStr = " <$schemaPrefix:complexType name=\"$typeName\">\n".$contentStr." </$schemaPrefix:complexType>\n";
+                       } else {
+                               $contentStr = " <$schemaPrefix:complexType name=\"$typeName\"/>\n";
+                       }
+                       $xml .= $contentStr;
+               }
+               // simple types
+               if(isset($this->simpleTypes) && count($this->simpleTypes) > 0){
+                       foreach($this->simpleTypes as $typeName => $attr){
+                               $xml .= " <$schemaPrefix:simpleType name=\"$typeName\">\n  <restriction base=\"".$this->contractQName($eParts['type'])."\"/>\n </$schemaPrefix:simpleType>";
+                       }
+               }
+               // elements
+               if(isset($this->elements) && count($this->elements) > 0){
+                       foreach($this->elements as $element => $eParts){
+                               $xml .= " <$schemaPrefix:element name=\"$element\" type=\"".$this->contractQName($eParts['type'])."\"/>\n";
+                       }
+               }
+               // attributes
+               if(isset($this->attributes) && count($this->attributes) > 0){
+                       foreach($this->attributes as $attr => $aParts){
+                               $xml .= " <$schemaPrefix:attribute name=\"$attr\" type=\"".$this->contractQName($aParts['type'])."\"\n/>";
+                       }
+               }
+               // finish 'er up
+               $el = "<$schemaPrefix:schema targetNamespace=\"$this->schemaTargetNamespace\"\n";
+               foreach (array_diff($this->usedNamespaces, $this->enclosingNamespaces) as $nsp => $ns) {
+                       $el .= " xmlns:$nsp=\"$ns\"\n";
+               }
+               $xml = $el . ">\n".$xml."</$schemaPrefix:schema>\n";
+               return $xml;
+       }
+
+       /**
+       * adds debug data to the clas level debug string
+       *
+       * @param    string $string debug data
+       * @access   private
+       */
+       function xdebug($string){
+               $this->debug('<' . $this->schemaTargetNamespace . '> '.$string);
+       }
+
+    /**
+    * get the PHP type of a user defined type in the schema
+    * PHP type is kind of a misnomer since it actually returns 'struct' for assoc. arrays
+    * returns false if no type exists, or not w/ the given namespace
+    * else returns a string that is either a native php type, or 'struct'
+    *
+    * @param string $type, name of defined type
+    * @param string $ns, namespace of type
+    * @return mixed
+    * @access public
+    */
+       function getPHPType($type,$ns){
+               if(isset($this->typemap[$ns][$type])){
+                       //print "found type '$type' and ns $ns in typemap<br>";
+                       return $this->typemap[$ns][$type];
+               } elseif(isset($this->complexTypes[$type])){
+                       //print "getting type '$type' and ns $ns from complexTypes array<br>";
+                       return $this->complexTypes[$type]['phpType'];
+               }
+               return false;
+       }
+
+       /**
+    * returns an array of information about a given type
+    * returns false if no type exists by the given name
+    *
+       *        typeDef = array(
+       *        'elements' => array(), // refs to elements array
+       *       'restrictionBase' => '',
+       *       'phpType' => '',
+       *       'order' => '(sequence|all)',
+       *       'attrs' => array() // refs to attributes array
+       *       )
+    *
+    * @param string
+    * @return mixed
+    * @access public
+    */
+       function getTypeDef($type){
+               //$this->debug("in getTypeDef for type $type");
+               if(isset($this->complexTypes[$type])){
+                       $this->xdebug("in getTypeDef, found complexType $type");
+                       return $this->complexTypes[$type];
+               } elseif(isset($this->simpleTypes[$type])){
+                       $this->xdebug("in getTypeDef, found simpleType $type");
+                       if (!isset($this->simpleTypes[$type]['phpType'])) {
+                               // get info for type to tack onto the simple type
+                               // TODO: can this ever really apply (i.e. what is a simpleType really?)
+                               $uqType = substr($this->simpleTypes[$type]['type'], strrpos($this->simpleTypes[$type]['type'], ':') + 1);
+                               $ns = substr($this->simpleTypes[$type]['type'], 0, strrpos($this->simpleTypes[$type]['type'], ':'));
+                               $etype = $this->getTypeDef($uqType);
+                               if ($etype) {
+                                       if (isset($etype['phpType'])) {
+                                               $this->simpleTypes[$type]['phpType'] = $etype['phpType'];
+                                       }
+                                       if (isset($etype['elements'])) {
+                                               $this->simpleTypes[$type]['elements'] = $etype['elements'];
+                                       }
+                               }
+                       }
+                       return $this->simpleTypes[$type];
+               } elseif(isset($this->elements[$type])){
+                       $this->xdebug("in getTypeDef, found element $type");
+                       if (!isset($this->elements[$type]['phpType'])) {
+                               // get info for type to tack onto the element
+                               $uqType = substr($this->elements[$type]['type'], strrpos($this->elements[$type]['type'], ':') + 1);
+                               $ns = substr($this->elements[$type]['type'], 0, strrpos($this->elements[$type]['type'], ':'));
+                               $etype = $this->getTypeDef($uqType);
+                               if ($etype) {
+                                       if (isset($etype['phpType'])) {
+                                               $this->elements[$type]['phpType'] = $etype['phpType'];
+                                       }
+                                       if (isset($etype['elements'])) {
+                                               $this->elements[$type]['elements'] = $etype['elements'];
+                                       }
+                               } elseif ($ns == 'http://www.w3.org/2001/XMLSchema') {
+                                       $this->elements[$type]['phpType'] = 'scalar';
+                               }
+                       }
+                       return $this->elements[$type];
+               } elseif(isset($this->attributes[$type])){
+                       $this->xdebug("in getTypeDef, found attribute $type");
+                       return $this->attributes[$type];
+               }
+               $this->xdebug("in getTypeDef, did not find $type");
+               return false;
+       }
+
+       /**
+    * returns a sample serialization of a given type, or false if no type by the given name
+    *
+    * @param string $type, name of type
+    * @return mixed
+    * @access public
+    */
+    function serializeTypeDef($type){
+       //print "in sTD() for type $type<br>";
+       if($typeDef = $this->getTypeDef($type)){
+               $str .= '<'.$type;
+           if(is_array($typeDef['attrs'])){
+               foreach($attrs as $attName => $data){
+                   $str .= " $attName=\"{type = ".$data['type']."}\"";
+               }
+           }
+           $str .= " xmlns=\"".$this->schema['targetNamespace']."\"";
+           if(count($typeDef['elements']) > 0){
+               $str .= ">";
+               foreach($typeDef['elements'] as $element => $eData){
+                   $str .= $this->serializeTypeDef($element);
+               }
+               $str .= "</$type>";
+           } elseif($typeDef['typeClass'] == 'element') {
+               $str .= "></$type>";
+           } else {
+               $str .= "/>";
+           }
+                       return $str;
+       }
+       return false;
+    }
+
+    /**
+    * returns HTML form elements that allow a user
+    * to enter values for creating an instance of the given type.
+    *
+    * @param string $name, name for type instance
+    * @param string $type, name of type
+    * @return string
+    * @access public
+       */
+       function typeToForm($name,$type){
+               // get typedef
+               if($typeDef = $this->getTypeDef($type)){
+                       // if struct
+                       if($typeDef['phpType'] == 'struct'){
+                               $buffer .= '<table>';
+                               foreach($typeDef['elements'] as $child => $childDef){
+                                       $buffer .= "
+                                       <tr><td align='right'>$childDef[name] (type: ".$this->getLocalPart($childDef['type'])."):</td>
+                                       <td><input type='text' name='parameters[".$name."][$childDef[name]]'></td></tr>";
+                               }
+                               $buffer .= '</table>';
+                       // if array
+                       } elseif($typeDef['phpType'] == 'array'){
+                               $buffer .= '<table>';
+                               for($i=0;$i < 3; $i++){
+                                       $buffer .= "
+                                       <tr><td align='right'>array item (type: $typeDef[arrayType]):</td>
+                                       <td><input type='text' name='parameters[".$name."][]'></td></tr>";
+                               }
+                               $buffer .= '</table>';
+                       // if scalar
+                       } else {
+                               $buffer .= "<input type='text' name='parameters[$name]'>";
+                       }
+               } else {
+                       $buffer .= "<input type='text' name='parameters[$name]'>";
+               }
+               return $buffer;
+       }
+       
+       /**
+       * adds a complex type to the schema
+       * 
+       * example: array
+       * 
+       * addType(
+       *       'ArrayOfstring',
+       *       'complexType',
+       *       'array',
+       *       '',
+       *       'SOAP-ENC:Array',
+       *       array('ref'=>'SOAP-ENC:arrayType','wsdl:arrayType'=>'string[]'),
+       *       'xsd:string'
+       * );
+       * 
+       * example: PHP associative array ( SOAP Struct )
+       * 
+       * addType(
+       *       'SOAPStruct',
+       *       'complexType',
+       *       'struct',
+       *       'all',
+       *       array('myVar'=> array('name'=>'myVar','type'=>'string')
+       * );
+       * 
+       * @param name
+       * @param typeClass (complexType|simpleType|attribute)
+       * @param phpType: currently supported are array and struct (php assoc array)
+       * @param compositor (all|sequence|choice)
+       * @param restrictionBase namespace:name (http://schemas.xmlsoap.org/soap/encoding/:Array)
+       * @param elements = array ( name = array(name=>'',type=>'') )
+       * @param attrs = array(
+       *       array(
+       *               'ref' => "http://schemas.xmlsoap.org/soap/encoding/:arrayType",
+       *               "http://schemas.xmlsoap.org/wsdl/:arrayType" => "string[]"
+       *       )
+       * )
+       * @param arrayType: namespace:name (http://www.w3.org/2001/XMLSchema:string)
+       *
+       */
+       function addComplexType($name,$typeClass='complexType',$phpType='array',$compositor='',$restrictionBase='',$elements=array(),$attrs=array(),$arrayType=''){
+               $this->complexTypes[$name] = array(
+           'name'              => $name,
+           'typeClass' => $typeClass,
+           'phpType'   => $phpType,
+               'compositor'=> $compositor,
+           'restrictionBase' => $restrictionBase,
+               'elements'      => $elements,
+           'attrs'             => $attrs,
+           'arrayType' => $arrayType
+               );
+               
+               $this->xdebug("addComplexType $name: " . $this->varDump($this->complexTypes[$name]));
+       }
+       
+       /**
+       * adds a simple type to the schema
+       *
+       * @param name
+       * @param restrictionBase namespace:name (http://schemas.xmlsoap.org/soap/encoding/:Array)
+       * @param typeClass (simpleType)
+       * @param phpType: (scalar)
+       * @see xmlschema
+       * 
+       */
+       function addSimpleType($name, $restrictionBase='', $typeClass='simpleType', $phpType='scalar') {
+               $this->simpleTypes[$name] = array(
+           'name'              => $name,
+           'typeClass' => $typeClass,
+           'phpType'   => $phpType,
+           'type' => $restrictionBase
+               );
+               
+               $this->xdebug("addSimpleType $name: " . $this->varDump($this->simpleTypes[$name]));
+       }
+}
+
+
+
+?><?php
+
+
+
+/**
+* for creating serializable abstractions of native PHP types
+* NOTE: this is only really used when WSDL is not available.
+*
+* @author   Dietrich Ayala <dietrich@ganx4.com>
+* @version  $Id$
+* @access   public
+*/
+class soapval extends nusoap_base {
+       /**
+       * constructor
+       *
+       * @param    string $name optional name
+       * @param    string $type optional type name
+       * @param        mixed $value optional value
+       * @param        string $namespace optional namespace of value
+       * @param        string $type_namespace optional namespace of type
+       * @param        array $attributes associative array of attributes to add to element serialization
+       * @access   public
+       */
+       function soapval($name='soapval',$type=false,$value=-1,$element_ns=false,$type_ns=false,$attributes=false) {
+               $this->name = $name;
+               $this->value = $value;
+               $this->type = $type;
+               $this->element_ns = $element_ns;
+               $this->type_ns = $type_ns;
+               $this->attributes = $attributes;
+    }
+
+       /**
+       * return serialized value
+       *
+       * @return       string XML data
+       * @access   private
+       */
+       function serialize($use='encoded') {
+               return $this->serialize_val($this->value,$this->name,$this->type,$this->element_ns,$this->type_ns,$this->attributes,$use);
+    }
+
+       /**
+       * decodes a soapval object into a PHP native type
+       *
+       * @param        object $soapval optional SOAPx4 soapval object, else uses self
+       * @return       mixed
+       * @access   public
+       */
+       function decode(){
+               return $this->value;
+       }
+}
+
+
+
+?><?php
+
+
+
+/**
+* transport class for sending/receiving data via HTTP and HTTPS
+* NOTE: PHP must be compiled with the CURL extension for HTTPS support
+*
+* @author   Dietrich Ayala <dietrich@ganx4.com>
+* @version  $Id$
+* @access public
+*/
+class soap_transport_http extends nusoap_base {
+
+       var $url = '';
+       var $uri = '';
+       var $scheme = '';
+       var $host = '';
+       var $port = '';
+       var $path = '';
+       var $request_method = 'POST';
+       var $protocol_version = '1.0';
+       var $encoding = '';
+       var $outgoing_headers = array();
+       var $incoming_headers = array();
+       var $outgoing_payload = '';
+       var $incoming_payload = '';
+       var $useSOAPAction = true;
+       var $persistentConnection = false;
+       var $ch = false;        // cURL handle
+       var $username;
+       var $password;
+       
+       /**
+       * constructor
+       */
+       function soap_transport_http($url){
+               $this->url = $url;
+               
+               $u = parse_url($url);
+               foreach($u as $k => $v){
+                       $this->debug("$k = $v");
+                       $this->$k = $v;
+               }
+               
+               // add any GET params to path
+               if(isset($u['query']) && $u['query'] != ''){
+            $this->path .= '?' . $u['query'];
+               }
+               
+               // set default port
+               if(!isset($u['port'])){
+                       if($u['scheme'] == 'https'){
+                               $this->port = 443;
+                       } else {
+                               $this->port = 80;
+                       }
+               }
+               
+               $this->uri = $this->path;
+               
+               // build headers
+               ereg('\$Revisio' . 'n: ([^ ]+)', $this->revision, $rev);
+               $this->outgoing_headers['User-Agent'] = $this->title.'/'.$this->version.' ('.$rev[1].')';
+               if (!isset($u['port'])) {
+                       $this->outgoing_headers['Host'] = $this->host;
+               } else {
+                       $this->outgoing_headers['Host'] = $this->host.':'.$this->port;
+               }
+               
+               if (isset($u['user']) && $u['user'] != '') {
+                       $this->setCredentials($u['user'], isset($u['pass']) ? $u['pass'] : '');
+               }
+       }
+       
+       function connect($connection_timeout=0,$response_timeout=30){
+               // For PHP 4.3 with OpenSSL, change https scheme to ssl, then treat like
+               // "regular" socket.
+               // TODO: disabled for now because OpenSSL must be *compiled* in (not just
+               //       loaded), and until PHP5 stream_get_wrappers is not available.
+//             if ($this->scheme == 'https') {
+//                     if (version_compare(phpversion(), '4.3.0') >= 0) {
+//                             if (extension_loaded('openssl')) {
+//                                     $this->scheme = 'ssl';
+//                                     $this->debug('Using SSL over OpenSSL');
+//                             }
+//                     }
+//             }
+               $this->debug("connect connection_timeout $connection_timeout, response_timeout $response_timeout, scheme $this->scheme, host $this->host, port $this->port");
+         if ($this->scheme == 'http' || $this->scheme == 'ssl') {
+               // use persistent connection
+               if($this->persistentConnection && isset($this->fp) && is_resource($this->fp)){
+                       if (!feof($this->fp)) {
+                               $this->debug('Re-use persistent connection');
+                               return true;
+                       }
+                       fclose($this->fp);
+                       $this->debug('Closed persistent connection at EOF');
+               }
+
+               // munge host if using OpenSSL
+               if ($this->scheme == 'ssl') {
+                       $host = 'ssl://' . $this->host;
+               } else {
+                       $host = $this->host;
+               }
+               $this->debug('calling fsockopen with host ' . $host);
+
+               // open socket
+               if($connection_timeout > 0){
+                       $this->fp = @fsockopen( $host, $this->port, $this->errno, $this->error_str, $connection_timeout);
+               } else {
+                       $this->fp = @fsockopen( $host, $this->port, $this->errno, $this->error_str);
+               }
+               
+               // test pointer
+               if(!$this->fp) {
+                       $msg = 'Couldn\'t open socket connection to server ' . $this->url;
+                       if ($this->errno) {
+                               $msg .= ', Error ('.$this->errno.'): '.$this->error_str;
+                       } else {
+                               $msg .= ' prior to connect().  This is often a problem looking up the host name.';
+                       }
+                       $this->debug($msg);
+                       $this->setError($msg);
+                       return false;
+               }
+               
+               // set response timeout
+               socket_set_timeout( $this->fp, $response_timeout);
+
+               $this->debug('socket connected');
+               return true;
+         } else if ($this->scheme == 'https') {
+               if (!extension_loaded('curl')) {
+                       $this->setError('CURL Extension, or OpenSSL extension w/ PHP version >= 4.3 is required for HTTPS');
+                       return false;
+               }
+               $this->debug('connect using https');
+               // init CURL
+               $this->ch = curl_init();
+               // set url
+               $hostURL = ($this->port != '') ? "https://$this->host:$this->port" : "https://$this->host";
+               // add path
+               $hostURL .= $this->path;
+               curl_setopt($this->ch, CURLOPT_URL, $hostURL);
+               // ask for headers in the response output
+               curl_setopt($this->ch, CURLOPT_HEADER, 1);
+               // ask for the response output as the return value
+               curl_setopt($this->ch, CURLOPT_RETURNTRANSFER, 1);
+               // encode
+               // We manage this ourselves through headers and encoding
+//             if(function_exists('gzuncompress')){
+//                     curl_setopt($this->ch, CURLOPT_ENCODING, 'deflate');
+//             }
+               // persistent connection
+               if ($this->persistentConnection) {
+                       // The way we send data, we cannot use persistent connections, since
+                       // there will be some "junk" at the end of our request.
+                       //curl_setopt($this->ch, CURL_HTTP_VERSION_1_1, true);
+                       $this->persistentConnection = false;
+                       $this->outgoing_headers['Connection'] = 'close';
+               }
+               // set timeout (NOTE: cURL does not have separate connection and response timeouts)
+               if ($connection_timeout != 0) {
+                       curl_setopt($this->ch, CURLOPT_TIMEOUT, $connection_timeout);
+               }
+
+               // recent versions of cURL turn on peer/host checking by default,
+               // while PHP binaries are not compiled with a default location for the
+               // CA cert bundle, so disable peer/host checking.
+//curl_setopt($this->ch, CURLOPT_CAINFO, 'f:\php-4.3.2-win32\extensions\curl-ca-bundle.crt');          
+               curl_setopt($this->ch, CURLOPT_SSL_VERIFYPEER, 0);
+               curl_setopt($this->ch, CURLOPT_SSL_VERIFYHOST, 0);
+
+               /*
+                       TODO: support client certificates (thanks Tobias Boes)
+        curl_setopt($this->ch, CURLOPT_CAINFO, '$pathToPemFiles/rootca.pem');
+        curl_setopt($this->ch, CURLOPT_SSL_VERIFYPEER, 1);
+        curl_setopt($this->ch, CURLOPT_SSL_VERIFYHOST, 1);
+        curl_setopt($this->ch, CURLOPT_SSLCERT, '$pathToPemFiles/mycert.pem');
+        curl_setopt($this->ch, CURLOPT_SSLKEY, '$pathToPemFiles/mykey.pem');
+               */
+               $this->debug('cURL connection set up');
+               return true;
+         } else {
+               $this->setError('Unknown scheme ' . $this->scheme);
+               $this->debug('Unknown scheme ' . $this->scheme);
+               return false;
+         }
+       }
+       
+       /**
+       * send the SOAP message via HTTP
+       *
+       * @param    string $data message data
+       * @param    integer $timeout set connection timeout in seconds
+       * @param        integer $response_timeout set response timeout in seconds
+       * @return       string data
+       * @access   public
+       */
+       function send($data, $timeout=0, $response_timeout=30) {
+               
+               $this->debug('entered send() with data of length: '.strlen($data));
+
+               $this->tryagain = true;
+               $tries = 0;
+               while ($this->tryagain) {
+                       $this->tryagain = false;
+                       if ($tries++ < 2) {
+                               // make connnection
+                               if (!$this->connect($timeout, $response_timeout)){
+                                       return false;
+                               }
+                               
+                               // send request
+                               if (!$this->sendRequest($data)){
+                                       return false;
+                               }
+                               
+                               // get response
+                               $respdata = $this->getResponse();
+                       } else {
+                               $this->setError('Too many tries to get an OK response');
+                       }
+               }               
+               $this->debug('end of send()');
+               return $respdata;
+       }
+
+
+       /**
+       * send the SOAP message via HTTPS 1.0 using CURL
+       *
+       * @param    string $msg message data
+       * @param    integer $timeout set connection timeout in seconds
+       * @param        integer $response_timeout set response timeout in seconds
+       * @return       string data
+       * @access   public
+       */
+       function sendHTTPS($data, $timeout=0, $response_timeout=30) {
+               return $this->send($data, $timeout, $response_timeout);
+       }
+       
+       /**
+       * if authenticating, set user credentials here
+       *
+       * @param    string $username
+       * @param    string $password
+       * @param        string $authtype
+       * @param        array $digestRequest
+       * @access   public
+       */
+       function setCredentials($username, $password, $authtype = 'basic', $digestRequest = array()) {
+               global $_SERVER;
+
+               $this->debug("Set credentials for authtype $authtype");
+               // cf. RFC 2617
+               if ($authtype == 'basic') {
+                       $this->outgoing_headers['Authorization'] = 'Basic '.base64_encode($username.':'.$password);
+               } elseif ($authtype == 'digest') {
+                       if (isset($digestRequest['nonce'])) {
+                               $digestRequest['nc'] = isset($digestRequest['nc']) ? $digestRequest['nc']++ : 1;
+                               
+                               // calculate the Digest hashes (calculate code based on digest implementation found at: http://www.rassoc.com/gregr/weblog/stories/2002/07/09/webServicesSecurityHttpDigestAuthenticationWithoutActiveDirectory.html)
+       
+                               // A1 = unq(username-value) ":" unq(realm-value) ":" passwd
+                               $A1 = $username. ':' . $digestRequest['realm'] . ':' . $password;
+       
+                               // H(A1) = MD5(A1)
+                               $HA1 = md5($A1);
+       
+                               // A2 = Method ":" digest-uri-value
+                               $A2 = 'POST:' . $this->uri;
+       
+                               // H(A2)
+                               $HA2 =  md5($A2);
+       
+                               // KD(secret, data) = H(concat(secret, ":", data))
+                               // if qop == auth:
+                               // request-digest  = <"> < KD ( H(A1),     unq(nonce-value)
+                               //                              ":" nc-value
+                               //                              ":" unq(cnonce-value)
+                               //                              ":" unq(qop-value)
+                               //                              ":" H(A2)
+                               //                            ) <">
+                               // if qop is missing,
+                               // request-digest  = <"> < KD ( H(A1), unq(nonce-value) ":" H(A2) ) > <">
+       
+                               $unhashedDigest = '';
+                               $nonce = isset($digestRequest['nonce']) ? $digestRequest['nonce'] : '';
+                               $cnonce = $nonce;
+                               if ($digestRequest['qop'] != '') {
+                                       $unhashedDigest = $HA1 . ':' . $nonce . ':' . sprintf("%08d", $digestRequest['nc']) . ':' . $cnonce . ':' . $digestRequest['qop'] . ':' . $HA2;
+                               } else {
+                                       $unhashedDigest = $HA1 . ':' . $nonce . ':' . $HA2;
+                               }
+       
+                               $hashedDigest = md5($unhashedDigest);
+       
+                               $this->outgoing_headers['Authorization'] = 'Digest username="' . $username . '", realm="' . $digestRequest['realm'] . '", nonce="' . $nonce . '", uri="' . $this->uri . '", cnonce="' . $cnonce . '", nc=' . sprintf("%08x", $digestRequest['nc']) . ', qop="' . $digestRequest['qop'] . '", response="' . $hashedDigest . '"';
+                       }
+               }
+               $this->username = $username;
+               $this->password = $password;
+               $this->authtype = $authtype;
+               $this->digestRequest = $digestRequest;
+               
+               if (isset($this->outgoing_headers['Authorization'])) {
+                       $this->debug('Authorization header set: ' . substr($this->outgoing_headers['Authorization'], 0, 12) . '...');
+               } else {
+                       $this->debug('Authorization header not set');
+               }
+       }
+       
+       /**
+       * set the soapaction value
+       *
+       * @param    string $soapaction
+       * @access   public
+       */
+       function setSOAPAction($soapaction) {
+               $this->outgoing_headers['SOAPAction'] = '"' . $soapaction . '"';
+       }
+       
+       /**
+       * use http encoding
+       *
+       * @param    string $enc encoding style. supported values: gzip, deflate, or both
+       * @access   public
+       */
+       function setEncoding($enc='gzip, deflate'){
+               $this->protocol_version = '1.1';
+               $this->outgoing_headers['Accept-Encoding'] = $enc;
+               $this->outgoing_headers['Connection'] = 'close';
+               $this->persistentConnection = false;
+               set_magic_quotes_runtime(0);
+               // deprecated
+               $this->encoding = $enc;
+       }
+       
+       /**
+       * set proxy info here
+       *
+       * @param    string $proxyhost
+       * @param    string $proxyport
+       * @param        string $proxyusername
+       * @param        string $proxypassword
+       * @access   public
+       */
+       function setProxy($proxyhost, $proxyport, $proxyusername = '', $proxypassword = '') {
+               $this->uri = $this->url;
+               $this->host = $proxyhost;
+               $this->port = $proxyport;
+               if ($proxyusername != '' && $proxypassword != '') {
+                       $this->outgoing_headers['Proxy-Authorization'] = ' Basic '.base64_encode($proxyusername.':'.$proxypassword);
+               }
+       }
+       
+       /**
+       * decode a string that is encoded w/ "chunked' transfer encoding
+       * as defined in RFC2068 19.4.6
+       *
+       * @param    string $buffer
+       * @param    string $lb
+       * @returns      string
+       * @access   public
+       */
+       function decodeChunked($buffer, $lb){
+               // length := 0
+               $length = 0;
+               $new = '';
+               
+               // read chunk-size, chunk-extension (if any) and CRLF
+               // get the position of the linebreak
+               $chunkend = strpos($buffer, $lb);
+               if ($chunkend == FALSE) {
+                       $this->debug('no linebreak found in decodeChunked');
+                       return $new;
+               }
+               $temp = substr($buffer,0,$chunkend);
+               $chunk_size = hexdec( trim($temp) );
+               $chunkstart = $chunkend + strlen($lb);
+               // while (chunk-size > 0) {
+               while ($chunk_size > 0) {
+                       $this->debug("chunkstart: $chunkstart chunk_size: $chunk_size");
+                       $chunkend = strpos( $buffer, $lb, $chunkstart + $chunk_size);
+                       
+                       // Just in case we got a broken connection
+                       if ($chunkend == FALSE) {
+                           $chunk = substr($buffer,$chunkstart);
+                               // append chunk-data to entity-body
+                       $new .= $chunk;
+                           $length += strlen($chunk);
+                           break;
+                       }
+                       
+                       // read chunk-data and CRLF
+                       $chunk = substr($buffer,$chunkstart,$chunkend-$chunkstart);
+                       // append chunk-data to entity-body
+                       $new .= $chunk;
+                       // length := length + chunk-size
+                       $length += strlen($chunk);
+                       // read chunk-size and CRLF
+                       $chunkstart = $chunkend + strlen($lb);
+                       
+                       $chunkend = strpos($buffer, $lb, $chunkstart) + strlen($lb);
+                       if ($chunkend == FALSE) {
+                               break; //Just in case we got a broken connection
+                       }
+                       $temp = substr($buffer,$chunkstart,$chunkend-$chunkstart);
+                       $chunk_size = hexdec( trim($temp) );
+                       $chunkstart = $chunkend;
+               }
+               return $new;
+       }
+       
+       /*
+        *      Writes payload, including HTTP headers, to $this->outgoing_payload.
+        */
+       function buildPayload($data) {
+               // add content-length header
+               $this->outgoing_headers['Content-Length'] = strlen($data);
+               
+               // start building outgoing payload:
+               $this->outgoing_payload = "$this->request_method $this->uri HTTP/$this->protocol_version\r\n";
+
+               // loop thru headers, serializing
+               foreach($this->outgoing_headers as $k => $v){
+                       $this->outgoing_payload .= $k.': '.$v."\r\n";
+               }
+               
+               // header/body separator
+               $this->outgoing_payload .= "\r\n";
+               
+               // add data
+               $this->outgoing_payload .= $data;
+       }
+
+       function sendRequest($data){
+               // build payload
+               $this->buildPayload($data);
+
+         if ($this->scheme == 'http' || $this->scheme == 'ssl') {
+               // send payload
+               if(!fputs($this->fp, $this->outgoing_payload, strlen($this->outgoing_payload))) {
+                       $this->setError('couldn\'t write message data to socket');
+                       $this->debug('couldn\'t write message data to socket');
+                       return false;
+               }
+               $this->debug('wrote data to socket, length = ' . strlen($this->outgoing_payload));
+               return true;
+         } else if ($this->scheme == 'https') {
+               // set payload
+               // TODO: cURL does say this should only be the verb, and in fact it
+               // turns out that the URI and HTTP version are appended to this, which
+               // some servers refuse to work with
+               //curl_setopt($this->ch, CURLOPT_CUSTOMREQUEST, $this->outgoing_payload);
+               foreach($this->outgoing_headers as $k => $v){
+                       $curl_headers[] = "$k: $v";
+               }
+               curl_setopt($this->ch, CURLOPT_HTTPHEADER, $curl_headers);
+               if ($this->request_method == "POST") {
+                       curl_setopt($this->ch, CURLOPT_POST, 1);
+                       curl_setopt($this->ch, CURLOPT_POSTFIELDS, $data);
+               } else {
+               }
+               $this->debug('set cURL payload');
+               return true;
+         }
+       }
+
+       function getResponse(){
+               $this->incoming_payload = '';
+           
+         if ($this->scheme == 'http' || $this->scheme == 'ssl') {
+           // loop until headers have been retrieved
+           $data = '';
+           while (!isset($lb)){
+
+                       // We might EOF during header read.
+                       if(feof($this->fp)) {
+                               $this->incoming_payload = $data;
+                               $this->debug('found no headers before EOF after length ' . strlen($data));
+                               $this->debug("received before EOF:\n" . $data);
+                               $this->setError('server failed to send headers');
+                               return false;
+                       }
+
+                       $tmp = fgets($this->fp, 256);
+                       $tmplen = strlen($tmp);
+                       $this->debug("read line of $tmplen bytes: " . trim($tmp));
+
+                       if ($tmplen == 0) {
+                               $this->incoming_payload = $data;
+                               $this->debug('socket read of headers timed out after length ' . strlen($data));
+                               $this->debug("read before timeout:\n" . $data);
+                               $this->setError('socket read of headers timed out');
+                               return false;
+                       }
+
+                       $data .= $tmp;
+                       $pos = strpos($data,"\r\n\r\n");
+                       if($pos > 1){
+                               $lb = "\r\n";
+                       } else {
+                               $pos = strpos($data,"\n\n");
+                               if($pos > 1){
+                                       $lb = "\n";
+                               }
+                       }
+                       // remove 100 header
+                       if(isset($lb) && ereg('^HTTP/1.1 100',$data)){
+                               unset($lb);
+                               $data = '';
+                       }//
+               }
+               // store header data
+               $this->incoming_payload .= $data;
+               $this->debug('found end of headers after length ' . strlen($data));
+               // process headers
+               $header_data = trim(substr($data,0,$pos));
+               $header_array = explode($lb,$header_data);
+               $this->incoming_headers = array();
+               foreach($header_array as $header_line){
+                       $arr = explode(':',$header_line, 2);
+                       if(count($arr) > 1){
+                               $header_name = strtolower(trim($arr[0]));
+                               $this->incoming_headers[$header_name] = trim($arr[1]);
+                       } else if (isset($header_name)) {
+                               $this->incoming_headers[$header_name] .= $lb . ' ' . $header_line;
+                       }
+               }
+               
+               // loop until msg has been received
+               if (isset($this->incoming_headers['content-length'])) {
+                       $content_length = $this->incoming_headers['content-length'];
+                       $chunked = false;
+                       $this->debug("want to read content of length $content_length");
+               } else {
+                       $content_length =  2147483647;
+                       if (isset($this->incoming_headers['transfer-encoding']) && strtolower($this->incoming_headers['transfer-encoding']) == 'chunked') {
+                               $chunked = true;
+                               $this->debug("want to read chunked content");
+                       } else {
+                               $chunked = false;
+                               $this->debug("want to read content to EOF");
+                       }
+               }
+               $data = '';
+               do {
+                       if ($chunked) {
+                               $tmp = fgets($this->fp, 256);
+                               $tmplen = strlen($tmp);
+                               $this->debug("read chunk line of $tmplen bytes");
+                               if ($tmplen == 0) {
+                                       $this->incoming_payload = $data;
+                                       $this->debug('socket read of chunk length timed out after length ' . strlen($data));
+                                       $this->debug("read before timeout:\n" . $data);
+                                       $this->setError('socket read of chunk length timed out');
+                                       return false;
+                               }
+                               $content_length = hexdec(trim($tmp));
+                               $this->debug("chunk length $content_length");
+                       }
+                       $strlen = 0;
+                   while (($strlen < $content_length) && (!feof($this->fp))) {
+                       $readlen = min(8192, $content_length - $strlen);
+                               $tmp = fread($this->fp, $readlen);
+                               $tmplen = strlen($tmp);
+                               $this->debug("read buffer of $tmplen bytes");
+                               if (($tmplen == 0) && (!feof($this->fp))) {
+                                       $this->incoming_payload = $data;
+                                       $this->debug('socket read of body timed out after length ' . strlen($data));
+                                       $this->debug("read before timeout:\n" . $data);
+                                       $this->setError('socket read of body timed out');
+                                       return false;
+                               }
+                               $strlen += $tmplen;
+                               $data .= $tmp;
+                       }
+                       if ($chunked && ($content_length > 0)) {
+                               $tmp = fgets($this->fp, 256);
+                               $tmplen = strlen($tmp);
+                               $this->debug("read chunk terminator of $tmplen bytes");
+                               if ($tmplen == 0) {
+                                       $this->incoming_payload = $data;
+                                       $this->debug('socket read of chunk terminator timed out after length ' . strlen($data));
+                                       $this->debug("read before timeout:\n" . $data);
+                                       $this->setError('socket read of chunk terminator timed out');
+                                       return false;
+                               }
+                       }
+               } while ($chunked && ($content_length > 0) && (!feof($this->fp)));
+               if (feof($this->fp)) {
+                       $this->debug('read to EOF');
+               }
+               $this->debug('read body of length ' . strlen($data));
+               $this->incoming_payload .= $data;
+               $this->debug('received a total of '.strlen($this->incoming_payload).' bytes of data from server');
+               
+               // close filepointer
+               if(
+                       (isset($this->incoming_headers['connection']) && strtolower($this->incoming_headers['connection']) == 'close') || 
+                       (! $this->persistentConnection) || feof($this->fp)){
+                       fclose($this->fp);
+                       $this->fp = false;
+                       $this->debug('closed socket');
+               }
+               
+               // connection was closed unexpectedly
+               if($this->incoming_payload == ''){
+                       $this->setError('no response from server');
+                       return false;
+               }
+               
+               // decode transfer-encoding
+//             if(isset($this->incoming_headers['transfer-encoding']) && strtolower($this->incoming_headers['transfer-encoding']) == 'chunked'){
+//                     if(!$data = $this->decodeChunked($data, $lb)){
+//                             $this->setError('Decoding of chunked data failed');
+//                             return false;
+//                     }
+                       //print "<pre>\nde-chunked:\n---------------\n$data\n\n---------------\n</pre>";
+                       // set decoded payload
+//                     $this->incoming_payload = $header_data.$lb.$lb.$data;
+//             }
+       
+         } else if ($this->scheme == 'https') {
+               // send and receive
+               $this->debug('send and receive with cURL');
+               $this->incoming_payload = curl_exec($this->ch);
+               $data = $this->incoming_payload;
+
+        $cErr = curl_error($this->ch);
+               if ($cErr != '') {
+               $err = 'cURL ERROR: '.curl_errno($this->ch).': '.$cErr.'<br>';
+                       foreach(curl_getinfo($this->ch) as $k => $v){
+                               $err .= "$k: $v<br>";
+                       }
+                       $this->debug($err);
+                       $this->setError($err);
+                       curl_close($this->ch);
+               return false;
+               } else {
+                       //echo '<pre>';
+                       //var_dump(curl_getinfo($this->ch));
+                       //echo '</pre>';
+               }
+               // close curl
+               $this->debug('No cURL error, closing cURL');
+               curl_close($this->ch);
+               
+               // remove 100 header
+               if (ereg('^HTTP/1.1 100',$data)) {
+                       if ($pos = strpos($data,"\r\n\r\n")) {
+                               $data = ltrim(substr($data,$pos));
+                       } elseif($pos = strpos($data,"\n\n") ) {
+                               $data = ltrim(substr($data,$pos));
+                       }
+               }
+               
+               // separate content from HTTP headers
+               if ($pos = strpos($data,"\r\n\r\n")) {
+                       $lb = "\r\n";
+               } elseif( $pos = strpos($data,"\n\n")) {
+                       $lb = "\n";
+               } else {
+                       $this->debug('no proper separation of headers and document');
+                       $this->setError('no proper separation of headers and document');
+                       return false;
+               }
+               $header_data = trim(substr($data,0,$pos));
+               $header_array = explode($lb,$header_data);
+               $data = ltrim(substr($data,$pos));
+               $this->debug('found proper separation of headers and document');
+               $this->debug('cleaned data, stringlen: '.strlen($data));
+               // clean headers
+               foreach ($header_array as $header_line) {
+                       $arr = explode(':',$header_line,2);
+                       if (count($arr) > 1) {
+                               $this->incoming_headers[strtolower(trim($arr[0]))] = trim($arr[1]);
+                       }
+               }
+         }
+
+               // see if we need to resend the request with http digest authentication
+               if (isset($this->incoming_headers['www-authenticate']) && strstr($header_array[0], '401 Unauthorized')) {
+                       $this->debug('Got 401 Unauthorized with WWW-Authenticate: ' . $this->incoming_headers['www-authenticate']);
+                       if (substr("Digest ", $this->incoming_headers['www-authenticate'])) {
+                               $this->debug('Server wants digest authentication');
+                               // remove "Digest " from our elements
+                               $digestString = str_replace('Digest ', '', $this->incoming_headers['www-authenticate']);
+                               
+                               // parse elements into array
+                               $digestElements = explode(',', $digestString);
+                               foreach ($digestElements as $val) {
+                                       $tempElement = explode('=', trim($val));
+                                       $digestRequest[$tempElement[0]] = str_replace("\"", '', $tempElement[1]);
+                               }
+
+                               // should have (at least) qop, realm, nonce
+                               if (isset($digestRequest['nonce'])) {
+                                       $this->setCredentials($this->username, $this->password, 'digest', $digestRequest);
+                                       $this->tryagain = true;
+                                       return false;
+                               }
+                       }
+                       $this->debug('HTTP authentication failed');
+                       $this->setError('HTTP authentication failed');
+                       return false;
+               }
+               
+               // decode content-encoding
+               if(isset($this->incoming_headers['content-encoding']) && $this->incoming_headers['content-encoding'] != ''){
+                       if(strtolower($this->incoming_headers['content-encoding']) == 'deflate' || strtolower($this->incoming_headers['content-encoding']) == 'gzip'){
+                       // if decoding works, use it. else assume data wasn't gzencoded
+                       if(function_exists('gzuncompress')){
+                                       //$timer->setMarker('starting decoding of gzip/deflated content');
+                                       if($this->incoming_headers['content-encoding'] == 'deflate' && $degzdata = @gzuncompress($data)){
+                                       $data = $degzdata;
+                                       } elseif($this->incoming_headers['content-encoding'] == 'gzip' && $degzdata = gzinflate(substr($data, 10))){    // do our best
+                                               $data = $degzdata;
+                                       } else {
+                                               $this->setError('Errors occurred when trying to decode the data');
+                                       }
+                                       //$timer->setMarker('finished decoding of gzip/deflated content');
+                                       //print "<xmp>\nde-inflated:\n---------------\n$data\n-------------\n</xmp>";
+                                       // set decoded payload
+                                       $this->incoming_payload = $header_data.$lb.$lb.$data;
+                       } else {
+                                       $this->setError('The server sent deflated data. Your php install must have the Zlib extension compiled in to support this.');
+                               }
+                       }
+               }
+               
+               if(strlen($data) == 0){
+                       $this->debug('no data after headers!');
+                       $this->setError('no data present after HTTP headers');
+                       return false;
+               }
+               
+               return $data;
+       }
+
+       function setContentType($type, $charset = false) {
+               $this->outgoing_headers['Content-Type'] = $type . ($charset ? '; charset=' . $charset : '');
+       }
+
+       function usePersistentConnection(){
+               if (isset($this->outgoing_headers['Accept-Encoding'])) {
+                       return false;
+               }
+               $this->protocol_version = '1.1';
+               $this->persistentConnection = true;
+               $this->outgoing_headers['Connection'] = 'Keep-Alive';
+               return true;
+       }
+}
+
+?><?php
+
+
+
+/**
+*
+* soap_server allows the user to create a SOAP server
+* that is capable of receiving messages and returning responses
+*
+* NOTE: WSDL functionality is experimental
+*
+* @author   Dietrich Ayala <dietrich@ganx4.com>
+* @version  $Id$
+* @access   public
+*/
+class soap_server extends nusoap_base {
+       var $headers = array();                 // HTTP headers of request
+       var $request = '';                              // HTTP request
+       var $requestHeaders = '';               // SOAP headers from request (incomplete namespace resolution) (text)
+       var $document = '';                             // SOAP body request portion (incomplete namespace resolution) (text)
+       var $requestSOAP = '';                  // SOAP payload for request (text)
+       var $methodURI = '';                    // requested method namespace URI
+       var $methodname = '';                   // name of method requested
+       var $methodparams = array();    // method parameters from request
+       var $xml_encoding = '';                 // character set encoding of incoming (request) messages
+       var $SOAPAction = '';                   // SOAP Action from request
+
+       var $outgoing_headers = array();// HTTP headers of response
+       var $response = '';                             // HTTP response
+       var $responseHeaders = '';              // SOAP headers for response (text)
+       var $responseSOAP = '';                 // SOAP payload for response (text)
+       var $methodreturn = false;              // method return to place in response
+       var $methodreturnisliteralxml = false;  // whether $methodreturn is a string of literal XML
+       var $fault = false;                             // SOAP fault for response
+       var $result = 'successful';             // text indication of result (for debugging)
+
+       var $operations = array();              // assoc array of operations => opData
+       var $wsdl = false;                              // wsdl instance
+       var $externalWSDLURL = false;   // URL for WSDL
+       var $debug_flag = false;                // whether to append debug to response as XML comment
+       
+       /**
+       * constructor
+    * the optional parameter is a path to a WSDL file that you'd like to bind the server instance to.
+       *
+    * @param mixed $wsdl file path or URL (string), or wsdl instance (object)
+       * @access   public
+       */
+       function soap_server($wsdl=false){
+
+               // turn on debugging?
+               global $debug;
+               global $_REQUEST;
+               global $_SERVER;
+               global $HTTP_SERVER_VARS;
+
+               if (isset($debug)) {
+                       $this->debug_flag = $debug;
+               } else if (isset($_REQUEST['debug'])) {
+                       $this->debug_flag = $_REQUEST['debug'];
+               } else if (isset($_SERVER['QUERY_STRING'])) {
+                       $qs = explode('&', $_SERVER['QUERY_STRING']);
+                       foreach ($qs as $v) {
+                               if (substr($v, 0, 6) == 'debug=') {
+                                       $this->debug_flag = substr($v, 6);
+                               }
+                       }
+               } else if (isset($HTTP_SERVER_VARS['QUERY_STRING'])) {
+                       $qs = explode('&', $HTTP_SERVER_VARS['QUERY_STRING']);
+                       foreach ($qs as $v) {
+                               if (substr($v, 0, 6) == 'debug=') {
+                                       $this->debug_flag = substr($v, 6);
+                               }
+                       }
+               }
+
+               // wsdl
+               if($wsdl){
+                       if (is_object($wsdl) && is_a($wsdl, 'wsdl')) {
+                               $this->wsdl = $wsdl;
+                               $this->externalWSDLURL = $this->wsdl->wsdl;
+                               $this->debug('Use existing wsdl instance from ' . $this->externalWSDLURL);
+                       } else {
+                               $this->debug('Create wsdl from ' . $wsdl);
+                               $this->wsdl = new wsdl($wsdl);
+                               $this->externalWSDLURL = $wsdl;
+                       }
+                       $this->debug("wsdl...\n" . $this->wsdl->debug_str);
+                       $this->wsdl->debug_str = '';
+                       if($err = $this->wsdl->getError()){
+                               die('WSDL ERROR: '.$err);
+                       }
+               }
+       }
+
+       /**
+       * processes request and returns response
+       *
+       * @param    string $data usually is the value of $HTTP_RAW_POST_DATA
+       * @access   public
+       */
+       function service($data){
+               global $QUERY_STRING;
+               if(isset($_SERVER['QUERY_STRING'])){
+                       $qs = $_SERVER['QUERY_STRING'];
+               } elseif(isset($GLOBALS['QUERY_STRING'])){
+                       $qs = $GLOBALS['QUERY_STRING'];
+               } elseif(isset($QUERY_STRING) && $QUERY_STRING != ''){
+                       $qs = $QUERY_STRING;
+               }
+
+               if(isset($qs) && ereg('wsdl', $qs) ){
+                       // This is a request for WSDL
+                       if($this->externalWSDLURL){
+              if (strpos($this->externalWSDLURL,"://")!==false) { // assume URL
+                               header('Location: '.$this->externalWSDLURL);
+              } else { // assume file
+                header("Content-Type: text/xml\r\n");
+                $fp = fopen($this->externalWSDLURL, 'r');
+                fpassthru($fp);
+              }
+                       } else {
+                               header("Content-Type: text/xml; charset=ISO-8859-1\r\n");
+                               print $this->wsdl->serialize();
+                       }
+               } elseif($data == '' && $this->wsdl){
+                       // print web interface
+                       print $this->webDescription();
+               } else {
+                       // handle the request
+                       $this->parse_request($data);
+                       if (! $this->fault) {
+                               $this->invoke_method();
+                       }
+                       if (! $this->fault) {
+                               $this->serialize_return();
+                       }
+                       $this->send_response();
+               }
+       }
+
+       /**
+       * parses HTTP request headers.
+       *
+       * The following fields are set by this function (when successful)
+       *
+       * headers
+       * request
+       * xml_encoding
+       * SOAPAction
+       *
+       * @access   private
+       */
+       function parse_http_headers() {
+               global $HTTP_SERVER_VARS;
+               global $_SERVER;
+
+               $this->request = '';
+               if(function_exists('getallheaders')){
+                       $this->headers = getallheaders();
+                       foreach($this->headers as $k=>$v){
+                               $this->request .= "$k: $v\r\n";
+                               $this->debug("$k: $v");
+                       }
+                       // get SOAPAction header
+                       if(isset($this->headers['SOAPAction'])){
+                               $this->SOAPAction = str_replace('"','',$this->headers['SOAPAction']);
+                       }
+                       // get the character encoding of the incoming request
+                       if(strpos($this->headers['Content-Type'],'=')){
+                               $enc = str_replace('"','',substr(strstr($this->headers["Content-Type"],'='),1));
+                               if(eregi('^(ISO-8859-1|US-ASCII|UTF-8)$',$enc)){
+                                       $this->xml_encoding = strtoupper($enc);
+                               } else {
+                                       $this->xml_encoding = 'US-ASCII';
+                               }
+                       } else {
+                               // should be US-ASCII, but for XML, let's be pragmatic and admit UTF-8 is most common
+                               $this->xml_encoding = 'UTF-8';
+                       }
+               } elseif(isset($_SERVER) && is_array($_SERVER)){
+                       foreach ($_SERVER as $k => $v) {
+                               if (substr($k, 0, 5) == 'HTTP_') {
+                                       $k = str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', substr($k, 5)))));
+                               } else {
+                                       $k = str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', $k))));
+                               }
+                               if ($k == 'Soapaction') {
+                                       // get SOAPAction header
+                                       $k = 'SOAPAction';
+                                       $v = str_replace('"', '', $v);
+                                       $v = str_replace('\\', '', $v);
+                                       $this->SOAPAction = $v;
+                               } else if ($k == 'Content-Type') {
+                                       // get the character encoding of the incoming request
+                                       if (strpos($v, '=')) {
+                                               $enc = substr(strstr($v, '='), 1);
+                                               $enc = str_replace('"', '', $enc);
+                                               $enc = str_replace('\\', '', $enc);
+                                               if (eregi('^(ISO-8859-1|US-ASCII|UTF-8)$', $enc)) {
+                                                       $this->xml_encoding = strtoupper($enc);
+                                               } else {
+                                                       $this->xml_encoding = 'US-ASCII';
+                                               }
+                                       } else {
+                                               // should be US-ASCII, but for XML, let's be pragmatic and admit UTF-8 is most common
+                                               $this->xml_encoding = 'UTF-8';
+                                       }
+                               }
+                               $this->headers[$k] = $v;
+                               $this->request .= "$k: $v\r\n";
+                               $this->debug("$k: $v");
+                       }
+               } elseif (is_array($HTTP_SERVER_VARS)) {
+                       foreach ($HTTP_SERVER_VARS as $k => $v) {
+                               if (substr($k, 0, 5) == 'HTTP_') {
+                                       $k = str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', substr($k, 5)))));
+                                       if ($k == 'Soapaction') {
+                                               // get SOAPAction header
+                                               $k = 'SOAPAction';
+                                               $v = str_replace('"', '', $v);
+                                               $v = str_replace('\\', '', $v);
+                                               $this->SOAPAction = $v;
+                                       } else if ($k == 'Content-Type') {
+                                               // get the character encoding of the incoming request
+                                               if (strpos($v, '=')) {
+                                                       $enc = substr(strstr($v, '='), 1);
+                                                       $enc = str_replace('"', '', $enc);
+                                                       $enc = str_replace('\\', '', $enc);
+                                                       if (eregi('^(ISO-8859-1|US-ASCII|UTF-8)$', $enc)) {
+                                                               $this->xml_encoding = strtoupper($enc);
+                                                       } else {
+                                                               $this->xml_encoding = 'US-ASCII';
+                                                       }
+                                               } else {
+                                                       // should be US-ASCII, but for XML, let's be pragmatic and admit UTF-8 is most common
+                                                       $this->xml_encoding = 'UTF-8';
+                                               }
+                                       }
+                                       $this->headers[$k] = $v;
+                                       $this->request .= "$k: $v\r\n";
+                                       $this->debug("$k: $v");
+                               }
+                       }
+               }
+       }
+
+       /**
+       * parses a request
+       *
+       * The following fields are set by this function (when successful)
+       *
+       * headers
+       * request
+       * xml_encoding
+       * SOAPAction
+       * request
+       * requestSOAP
+       * methodURI
+       * methodname
+       * methodparams
+       * requestHeaders
+       * document
+       *
+       * This sets the fault field on error
+       *
+       * @param    string $data XML string
+       * @access   private
+       */
+       function parse_request($data='') {
+               $this->debug('entering parse_request() on '.date('H:i Y-m-d'));
+               $this->parse_http_headers();
+               $this->debug('got character encoding: '.$this->xml_encoding);
+               // uncompress if necessary
+               if (isset($this->headers['Content-Encoding']) && $this->headers['Content-Encoding'] != '') {
+                       $this->debug('got content encoding: ' . $this->headers['Content-Encoding']);
+                       if ($this->headers['Content-Encoding'] == 'deflate' || $this->headers['Content-Encoding'] == 'gzip') {
+                       // if decoding works, use it. else assume data wasn't gzencoded
+                               if (function_exists('gzuncompress')) {
+                                       if ($this->headers['Content-Encoding'] == 'deflate' && $degzdata = @gzuncompress($data)) {
+                                               $data = $degzdata;
+                                       } elseif ($this->headers['Content-Encoding'] == 'gzip' && $degzdata = gzinflate(substr($data, 10))) {
+                                               $data = $degzdata;
+                                       } else {
+                                               $this->fault('Server', 'Errors occurred when trying to decode the data');
+                                               return;
+                                       }
+                               } else {
+                                       $this->fault('Server', 'This Server does not support compressed data');
+                                       return;
+                               }
+                       }
+               }
+               $this->request .= "\r\n".$data;
+               $this->requestSOAP = $data;
+               // parse response, get soap parser obj
+               $parser = new soap_parser($data,$this->xml_encoding);
+               // parser debug
+               $this->debug("parser debug: \n".$parser->debug_str);
+               // if fault occurred during message parsing
+               if($err = $parser->getError()){
+                       $this->result = 'fault: error in msg parsing: '.$err;
+                       $this->fault('Server',"error in msg parsing:\n".$err);
+               // else successfully parsed request into soapval object
+               } else {
+                       // get/set methodname
+                       $this->methodURI = $parser->root_struct_namespace;
+                       $this->methodname = $parser->root_struct_name;
+                       $this->debug('method name: '.$this->methodname);
+                       $this->debug('calling parser->get_response()');
+                       $this->methodparams = $parser->get_response();
+                       // get SOAP headers
+                       $this->requestHeaders = $parser->getHeaders();
+            // add document for doclit support
+            $this->document = $parser->document;
+               }
+               $this->debug('leaving parse_request() on '.date('H:i Y-m-d'));
+       }
+
+       /**
+       * invokes a PHP function for the requested SOAP method
+       *
+       * The following fields are set by this function (when successful)
+       *
+       * methodreturn
+       *
+       * Note that the PHP function that is called may also set the following
+       * fields to affect the response sent to the client
+       *
+       * responseHeaders
+       * outgoing_headers
+       *
+       * This sets the fault field on error
+       *
+       * @access   private
+       */
+       function invoke_method() {
+               $this->debug('entering invoke_method');
+               // does method exist?
+               if(!function_exists($this->methodname)){
+                       // "method not found" fault here
+                       $this->debug("method '$this->methodname' not found!");
+                       $this->result = 'fault: method not found';
+                       $this->fault('Server',"method '$this->methodname' not defined in service");
+                       return;
+               }
+               if($this->wsdl){
+                       if(!$this->opData = $this->wsdl->getOperationData($this->methodname)){
+                       //if(
+                       $this->fault('Server',"Operation '$this->methodname' is not defined in the WSDL for this service");
+                               return;
+                   }
+                   $this->debug('opData is ' . $this->varDump($this->opData));
+               }
+               $this->debug("method '$this->methodname' exists");
+               // evaluate message, getting back parameters
+               // verify that request parameters match the method's signature
+               if(! $this->verify_method($this->methodname,$this->methodparams)){
+                       // debug
+                       $this->debug('ERROR: request not verified against method signature');
+                       $this->result = 'fault: request failed validation against method signature';
+                       // return fault
+                       $this->fault('Server',"Operation '$this->methodname' not defined in service.");
+                       return;
+               }
+
+               // if there are parameters to pass
+        $this->debug('params var dump '.$this->varDump($this->methodparams));
+               if($this->methodparams){
+                       $this->debug("calling '$this->methodname' with params");
+                       if (! function_exists('call_user_func_array')) {
+                               $this->debug('calling method using eval()');
+                               $funcCall = $this->methodname.'(';
+                               foreach($this->methodparams as $param) {
+                                       $funcCall .= "\"$param\",";
+                               }
+                               $funcCall = substr($funcCall, 0, -1).')';
+                               $this->debug('function call:<br>'.$funcCall);
+                               @eval("\$this->methodreturn = $funcCall;");
+                       } else {
+                               $this->debug('calling method using call_user_func_array()');
+                               $this->methodreturn = call_user_func_array("$this->methodname",$this->methodparams);
+                       }
+               } else {
+                       // call method w/ no parameters
+                       $this->debug("calling $this->methodname w/ no params");
+                       $m = $this->methodname;
+                       $this->methodreturn = @$m();
+               }
+        $this->debug('methodreturn var dump'.$this->varDump($this->methodreturn));
+               $this->debug("leaving invoke_method: called method $this->methodname, received $this->methodreturn of type ".gettype($this->methodreturn));
+       }
+
+       /**
+       * serializes the return value from a PHP function into a full SOAP Envelope
+       *
+       * The following fields are set by this function (when successful)
+       *
+       * responseSOAP
+       *
+       * This sets the fault field on error
+       *
+       * @access   private
+       */
+       function serialize_return() {
+               $this->debug("Entering serialize_return");
+               // if we got nothing back. this might be ok (echoVoid)
+               if(isset($this->methodreturn) && ($this->methodreturn != '' || is_bool($this->methodreturn))) {
+                       // if fault
+                       if(get_class($this->methodreturn) == 'soap_fault'){
+                               $this->debug('got a fault object from method');
+                               $this->fault = $this->methodreturn;
+                               return;
+                       } elseif ($this->methodreturnisliteralxml) {
+                               $return_val = $this->methodreturn;
+                       // returned value(s)
+                       } else {
+                               $this->debug('got a(n) '.gettype($this->methodreturn).' from method');
+                               $this->debug('serializing return value');
+                               if($this->wsdl){
+                                       // weak attempt at supporting multiple output params
+                                       if(sizeof($this->opData['output']['parts']) > 1){
+                                       $opParams = $this->methodreturn;
+                                   } else {
+                                       // TODO: is this really necessary?
+                                       $opParams = array($this->methodreturn);
+                                   }
+                                   $return_val = $this->wsdl->serializeRPCParameters($this->methodname,'output',$opParams);
+                                       if($errstr = $this->wsdl->getError()){
+                                               $this->debug('got wsdl error: '.$errstr);
+                                               $this->fault('Server', 'got wsdl error: '.$errstr);
+                                               return;
+                                       }
+                               } else {
+                                   $return_val = $this->serialize_val($this->methodreturn, 'return');
+                               }
+                       }
+                       $this->debug('return val: '.$this->varDump($return_val));
+               } else {
+                       $return_val = '';
+                       $this->debug('got no response from method');
+               }
+               $this->debug('serializing response');
+               if ($this->wsdl) {
+                       if ($this->opData['style'] == 'rpc') {
+                               $payload = '<ns1:'.$this->methodname.'Response xmlns:ns1="'.$this->methodURI.'">'.$return_val.'</ns1:'.$this->methodname."Response>";
+                       } else {
+                               $payload = $return_val;
+                       }
+               } else {
+                       $payload = '<ns1:'.$this->methodname.'Response xmlns:ns1="'.$this->methodURI.'">'.$return_val.'</ns1:'.$this->methodname."Response>";
+               }
+               $this->result = 'successful';
+               if($this->wsdl){
+                       //if($this->debug_flag){
+               $this->debug("WSDL debug data:\n".$this->wsdl->debug_str);
+            // }
+                       // Added: In case we use a WSDL, return a serialized env. WITH the usedNamespaces.
+                       $this->responseSOAP = $this->serializeEnvelope($payload,$this->responseHeaders,$this->wsdl->usedNamespaces,$this->opData['style']);
+               } else {
+                       $this->responseSOAP = $this->serializeEnvelope($payload,$this->responseHeaders);
+               }
+               $this->debug("Leaving serialize_return");
+       }
+
+       /**
+       * sends an HTTP response
+       *
+       * The following fields are set by this function (when successful)
+       *
+       * outgoing_headers
+       * response
+       *
+       * @access   private
+       */
+       function send_response() {
+               $this->debug('Enter send_response');
+               if ($this->fault) {
+                       $payload = $this->fault->serialize();
+                       $this->outgoing_headers[] = "HTTP/1.0 500 Internal Server Error";
+                       $this->outgoing_headers[] = "Status: 500 Internal Server Error";
+               } else {
+                       $payload = $this->responseSOAP;
+                       // Some combinations of PHP+Web server allow the Status
+                       // to come through as a header.  Since OK is the default
+                       // just do nothing.
+                       // $this->outgoing_headers[] = "HTTP/1.0 200 OK";
+                       // $this->outgoing_headers[] = "Status: 200 OK";
+               }
+        // add debug data if in debug mode
+               if(isset($this->debug_flag) && $this->debug_flag){
+                       while (strpos($this->debug_str, '--')) {
+                               $this->debug_str = str_replace('--', '- -', $this->debug_str);
+                       }
+               $payload .= "<!--\n" . $this->debug_str . "\n-->";
+        }
+               $this->outgoing_headers[] = "Server: $this->title Server v$this->version";
+               ereg('\$Revisio' . 'n: ([^ ]+)', $this->revision, $rev);
+               $this->outgoing_headers[] = "X-SOAP-Server: $this->title/$this->version (".$rev[1].")";
+               // Let the Web server decide about this
+               //$this->outgoing_headers[] = "Connection: Close\r\n";
+               $this->outgoing_headers[] = "Content-Type: text/xml; charset=$this->soap_defencoding";
+               //begin code to compress payload - by John
+               if (strlen($payload) > 1024 && isset($this->headers) && isset($this->headers['Accept-Encoding'])) {     
+                  if (strstr($this->headers['Accept-Encoding'], 'deflate')) {
+                               if (function_exists('gzcompress')) {
+                                       if (isset($this->debug_flag) && $this->debug_flag) {
+                                               $payload .= "<!-- Content being deflated -->";
+                                       }
+                                       $this->outgoing_headers[] = "Content-Encoding: deflate";
+                                       $payload = gzcompress($payload);
+                               } else {
+                                       if (isset($this->debug_flag) && $this->debug_flag) {
+                                               $payload .= "<!-- Content will not be deflated: no gzcompress -->";
+                                       }
+                               }
+                  } else if (strstr($this->headers['Accept-Encoding'], 'gzip')) {
+                               if (function_exists('gzencode')) {
+                                       if (isset($this->debug_flag) && $this->debug_flag) {
+                                               $payload .= "<!-- Content being gzipped -->";
+                                       }
+                                       $this->outgoing_headers[] = "Content-Encoding: gzip";
+                                       $payload = gzencode($payload);
+                               } else {
+                                       if (isset($this->debug_flag) && $this->debug_flag) {
+                                               $payload .= "<!-- Content will not be gzipped: no gzencode -->";
+                                       }
+                               }
+                       }
+               }
+               //end code
+               $this->outgoing_headers[] = "Content-Length: ".strlen($payload);
+               reset($this->outgoing_headers);
+               foreach($this->outgoing_headers as $hdr){
+                       header($hdr, false);
+               }
+               $this->response = join("\r\n",$this->outgoing_headers)."\r\n".$payload;
+               print $payload;
+       }
+
+       /**
+       * takes the value that was created by parsing the request
+       * and compares to the method's signature, if available.
+       *
+       * @param        mixed
+       * @return       boolean
+       * @access   private
+       */
+       function verify_method($operation,$request){
+               if(isset($this->wsdl) && is_object($this->wsdl)){
+                       if($this->wsdl->getOperationData($operation)){
+                               return true;
+                       }
+           } elseif(isset($this->operations[$operation])){
+                       return true;
+               }
+               return false;
+       }
+
+       /**
+       * add a method to the dispatch map
+       *
+       * @param    string $methodname
+       * @param    string $in array of input values
+       * @param    string $out array of output values
+       * @access   public
+       */
+       function add_to_map($methodname,$in,$out){
+                       $this->operations[$methodname] = array('name' => $methodname,'in' => $in,'out' => $out);
+       }
+
+       /**
+       * register a service with the server
+       *
+       * @param    string $methodname
+       * @param    string $in assoc array of input values: key = param name, value = param type
+       * @param    string $out assoc array of output values: key = param name, value = param type
+       * @param        string $namespace
+       * @param        string $soapaction
+       * @param        string $style optional (rpc|document)
+       * @param        string $use optional (encoded|literal)
+       * @param        string $documentation optional Description to include in WSDL
+       * @access   public
+       */
+       function register($name,$in=false,$out=false,$namespace=false,$soapaction=false,$style=false,$use=false,$documentation=''){
+               if($this->externalWSDLURL){
+                       die('You cannot bind to an external WSDL file, and register methods outside of it! Please choose either WSDL or no WSDL.');
+               }
+           if(false == $in) {
+               }
+               if(false == $out) {
+               }
+               if(false == $namespace) {
+               }
+               if(false == $soapaction) {
+                       $SERVER_NAME = isset($_SERVER['SERVER_NAME']) ? $_SERVER['SERVER_NAME'] : $GLOBALS['SERVER_NAME'];
+                       $SCRIPT_NAME = isset($_SERVER['SCRIPT_NAME']) ? $_SERVER['SCRIPT_NAME'] : $GLOBALS['SCRIPT_NAME'];
+                       $soapaction = "http://$SERVER_NAME$SCRIPT_NAME/$name";
+               }
+               if(false == $style) {
+                       $style = "rpc";
+               }
+               if(false == $use) {
+                       $use = "encoded";
+               }
+               
+               $this->operations[$name] = array(
+           'name' => $name,
+           'in' => $in,
+           'out' => $out,
+           'namespace' => $namespace,
+           'soapaction' => $soapaction,
+           'style' => $style);
+        if($this->wsdl){
+               $this->wsdl->addOperation($name,$in,$out,$namespace,$soapaction,$style,$use,$documentation);
+           }
+               return true;
+       }
+
+       /**
+       * create a fault. this also acts as a flag to the server that a fault has occured.
+       *
+       * @param        string faultcode
+       * @param        string faultstring
+       * @param        string faultactor
+       * @param        string faultdetail
+       * @access   public
+       */
+       function fault($faultcode,$faultstring,$faultactor='',$faultdetail=''){
+               $this->fault = new soap_fault($faultcode,$faultactor,$faultstring,$faultdetail);
+       }
+
+    /**
+    * prints html description of services
+    *
+    * @access private
+    */
+    function webDescription(){
+               $b = '
+               <html><head><title>NuSOAP: '.$this->wsdl->serviceName.'</title>
+               <style type="text/css">
+                   body    { font-family: arial; color: #000000; background-color: #ffffff; margin: 0px 0px 0px 0px; }
+                   p       { font-family: arial; color: #000000; margin-top: 0px; margin-bottom: 12px; }
+                   pre { background-color: silver; padding: 5px; font-family: Courier New; font-size: x-small; color: #000000;}
+                   ul      { margin-top: 10px; margin-left: 20px; }
+                   li      { list-style-type: none; margin-top: 10px; color: #000000; }
+                   .content{
+                       margin-left: 0px; padding-bottom: 2em; }
+                   .nav {
+                       padding-top: 10px; padding-bottom: 10px; padding-left: 15px; font-size: .70em;
+                       margin-top: 10px; margin-left: 0px; color: #000000;
+                       background-color: #ccccff; width: 20%; margin-left: 20px; margin-top: 20px; }
+                   .title {
+                       font-family: arial; font-size: 26px; color: #ffffff;
+                       background-color: #999999; width: 105%; margin-left: 0px;
+                       padding-top: 10px; padding-bottom: 10px; padding-left: 15px;}
+                   .hidden {
+                       position: absolute; visibility: hidden; z-index: 200; left: 250px; top: 100px;
+                       font-family: arial; overflow: hidden; width: 600;
+                       padding: 20px; font-size: 10px; background-color: #999999;
+                       layer-background-color:#FFFFFF; }
+                   a,a:active  { color: charcoal; font-weight: bold; }
+                   a:visited   { color: #666666; font-weight: bold; }
+                   a:hover     { color: cc3300; font-weight: bold; }
+               </style>
+               <script language="JavaScript" type="text/javascript">
+               <!--
+               // POP-UP CAPTIONS...
+               function lib_bwcheck(){ //Browsercheck (needed)
+                   this.ver=navigator.appVersion
+                   this.agent=navigator.userAgent
+                   this.dom=document.getElementById?1:0
+                   this.opera5=this.agent.indexOf("Opera 5")>-1
+                   this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom && !this.opera5)?1:0;
+                   this.ie6=(this.ver.indexOf("MSIE 6")>-1 && this.dom && !this.opera5)?1:0;
+                   this.ie4=(document.all && !this.dom && !this.opera5)?1:0;
+                   this.ie=this.ie4||this.ie5||this.ie6
+                   this.mac=this.agent.indexOf("Mac")>-1
+                   this.ns6=(this.dom && parseInt(this.ver) >= 5) ?1:0;
+                   this.ns4=(document.layers && !this.dom)?1:0;
+                   this.bw=(this.ie6 || this.ie5 || this.ie4 || this.ns4 || this.ns6 || this.opera5)
+                   return this
+               }
+               var bw = new lib_bwcheck()
+               //Makes crossbrowser object.
+               function makeObj(obj){
+                   this.evnt=bw.dom? document.getElementById(obj):bw.ie4?document.all[obj]:bw.ns4?document.layers[obj]:0;
+                   if(!this.evnt) return false
+                   this.css=bw.dom||bw.ie4?this.evnt.style:bw.ns4?this.evnt:0;
+                   this.wref=bw.dom||bw.ie4?this.evnt:bw.ns4?this.css.document:0;
+                   this.writeIt=b_writeIt;
+                   return this
+               }
+               // A unit of measure that will be added when setting the position of a layer.
+               //var px = bw.ns4||window.opera?"":"px";
+               function b_writeIt(text){
+                   if (bw.ns4){this.wref.write(text);this.wref.close()}
+                   else this.wref.innerHTML = text
+               }
+               //Shows the messages
+               var oDesc;
+               function popup(divid){
+                   if(oDesc = new makeObj(divid)){
+                       oDesc.css.visibility = "visible"
+                   }
+               }
+               function popout(){ // Hides message
+                   if(oDesc) oDesc.css.visibility = "hidden"
+               }
+               //-->
+               </script>
+               </head>
+               <body>
+               <div class=content>
+                       <br><br>
+                       <div class=title>'.$this->wsdl->serviceName.'</div>
+                       <div class=nav>
+                               <p>View the <a href="'.(isset($GLOBALS['PHP_SELF']) ? $GLOBALS['PHP_SELF'] : $_SERVER['PHP_SELF']).'?wsdl">WSDL</a> for the service.
+                               Click on an operation name to view it&apos;s details.</p>
+                               <ul>';
+                               foreach($this->wsdl->getOperations() as $op => $data){
+                                   $b .= "<li><a href='#' onclick=\"popup('$op')\">$op</a></li>";
+                                   // create hidden div
+                                   $b .= "<div id='$op' class='hidden'>
+                                   <a href='#' onclick='popout()'><font color='#ffffff'>Close</font></a><br><br>";
+                                   foreach($data as $donnie => $marie){ // loop through opdata
+                                               if($donnie == 'input' || $donnie == 'output'){ // show input/output data
+                                                   $b .= "<font color='white'>".ucfirst($donnie).':</font><br>';
+                                                   foreach($marie as $captain => $tenille){ // loop through data
+                                                               if($captain == 'parts'){ // loop thru parts
+                                                                   $b .= "&nbsp;&nbsp;$captain:<br>";
+                                                       //if(is_array($tenille)){
+                                                                       foreach($tenille as $joanie => $chachi){
+                                                                                       $b .= "&nbsp;&nbsp;&nbsp;&nbsp;$joanie: $chachi<br>";
+                                                                       }
+                                                               //}
+                                                               } else {
+                                                                   $b .= "&nbsp;&nbsp;$captain: $tenille<br>";
+                                                               }
+                                                   }
+                                               } else {
+                                                   $b .= "<font color='white'>".ucfirst($donnie).":</font> $marie<br>";
+                                               }
+                                   }
+                                       $b .= '</div>';
+                               }
+                               $b .= '
+                               <ul>
+                       </div>
+               </div></body></html>';
+               return $b;
+    }
+
+    /**
+    * sets up wsdl object
+    * this acts as a flag to enable internal WSDL generation
+    *
+    * @param string $serviceName, name of the service
+    * @param string $namespace optional tns namespace
+    * @param string $endpoint optional URL of service endpoint
+    * @param string $style optional (rpc|document) WSDL style (also specified by operation)
+    * @param string $transport optional SOAP transport
+    * @param string $schemaTargetNamespace optional targetNamespace for service schema
+    */
+    function configureWSDL($serviceName,$namespace = false,$endpoint = false,$style='rpc', $transport = 'http://schemas.xmlsoap.org/soap/http', $schemaTargetNamespace = false)
+    {
+               $SERVER_NAME = isset($_SERVER['SERVER_NAME']) ? $_SERVER['SERVER_NAME'] : $GLOBALS['SERVER_NAME'];
+               $SERVER_PORT = isset($_SERVER['SERVER_PORT']) ? $_SERVER['SERVER_PORT'] : $GLOBALS['SERVER_PORT'];
+               if ($SERVER_PORT == 80) {
+                       $SERVER_PORT = '';
+               } else {
+                       $SERVER_PORT = ':' . $SERVER_PORT;
+               }
+               $SCRIPT_NAME = isset($_SERVER['SCRIPT_NAME']) ? $_SERVER['SCRIPT_NAME'] : $GLOBALS['SCRIPT_NAME'];
+        if(false == $namespace) {
+            $namespace = "http://$SERVER_NAME/soap/$serviceName";
+        }
+        
+        if(false == $endpoint) {
+               if (isset($_SERVER['HTTPS'])) {
+                       $HTTPS = $_SERVER['HTTPS'];
+               } elseif (isset($GLOBALS['HTTPS'])) {
+                       $HTTPS = $GLOBALS['HTTPS'];
+               } else {
+                       $HTTPS = '0';
+               }
+               if ($HTTPS == '1' || $HTTPS == 'on') {
+                       $SCHEME = 'https';
+               } else {
+                       $SCHEME = 'http';
+               }
+            $endpoint = "$SCHEME://$SERVER_NAME$SERVER_PORT$SCRIPT_NAME";
+        }
+        
+        if(false == $schemaTargetNamespace) {
+            $schemaTargetNamespace = $namespace;
+        }
+        
+               $this->wsdl = new wsdl;
+               $this->wsdl->serviceName = $serviceName;
+        $this->wsdl->endpoint = $endpoint;
+               $this->wsdl->namespaces['tns'] = $namespace;
+               $this->wsdl->namespaces['soap'] = 'http://schemas.xmlsoap.org/wsdl/soap/';
+               $this->wsdl->namespaces['wsdl'] = 'http://schemas.xmlsoap.org/wsdl/';
+               if ($schemaTargetNamespace != $namespace) {
+                       $this->wsdl->namespaces['types'] = $schemaTargetNamespace;
+               }
+        $this->wsdl->schemas[$schemaTargetNamespace][0] = new xmlschema('', '', $this->wsdl->namespaces);
+        $this->wsdl->schemas[$schemaTargetNamespace][0]->schemaTargetNamespace = $schemaTargetNamespace;
+        $this->wsdl->schemas[$schemaTargetNamespace][0]->imports['http://schemas.xmlsoap.org/soap/encoding/'][0] = array('location' => '', 'loaded' => true);
+        $this->wsdl->schemas[$schemaTargetNamespace][0]->imports['http://schemas.xmlsoap.org/wsdl/'][0] = array('location' => '', 'loaded' => true);
+        $this->wsdl->bindings[$serviceName.'Binding'] = array(
+               'name'=>$serviceName.'Binding',
+            'style'=>$style,
+            'transport'=>$transport,
+            'portType'=>$serviceName.'PortType');
+        $this->wsdl->ports[$serviceName.'Port'] = array(
+               'binding'=>$serviceName.'Binding',
+            'location'=>$endpoint,
+            'bindingType'=>'http://schemas.xmlsoap.org/wsdl/soap/');
+    }
+}
+
+
+
+?><?php
+
+
+
+/**
+* parses a WSDL file, allows access to it's data, other utility methods
+* 
+* @author   Dietrich Ayala <dietrich@ganx4.com>
+* @version  $Id$
+* @access public 
+*/
+class wsdl extends nusoap_base {
+       // URL or filename of the root of this WSDL
+    var $wsdl; 
+    // define internal arrays of bindings, ports, operations, messages, etc.
+    var $schemas = array();
+    var $currentSchema;
+    var $message = array();
+    var $complexTypes = array();
+    var $messages = array();
+    var $currentMessage;
+    var $currentOperation;
+    var $portTypes = array();
+    var $currentPortType;
+    var $bindings = array();
+    var $currentBinding;
+    var $ports = array();
+    var $currentPort;
+    var $opData = array();
+    var $status = '';
+    var $documentation = false;
+    var $endpoint = ''; 
+    // array of wsdl docs to import
+    var $import = array(); 
+    // parser vars
+    var $parser;
+    var $position = 0;
+    var $depth = 0;
+    var $depth_array = array();
+       // for getting wsdl
+       var $proxyhost = '';
+    var $proxyport = '';
+       var $proxyusername = '';
+       var $proxypassword = '';
+       var $timeout = 0;
+       var $response_timeout = 30;
+
+    /**
+     * constructor
+     * 
+     * @param string $wsdl WSDL document URL
+        * @param string $proxyhost
+        * @param string $proxyport
+        * @param string $proxyusername
+        * @param string $proxypassword
+        * @param integer $timeout set the connection timeout
+        * @param integer $response_timeout set the response timeout
+     * @access public 
+     */
+    function wsdl($wsdl = '',$proxyhost=false,$proxyport=false,$proxyusername=false,$proxypassword=false,$timeout=0,$response_timeout=30){
+        $this->wsdl = $wsdl;
+        $this->proxyhost = $proxyhost;
+        $this->proxyport = $proxyport;
+               $this->proxyusername = $proxyusername;
+               $this->proxypassword = $proxypassword;
+               $this->timeout = $timeout;
+               $this->response_timeout = $response_timeout;
+        
+        // parse wsdl file
+        if ($wsdl != "") {
+            $this->debug('initial wsdl URL: ' . $wsdl);
+            $this->parseWSDL($wsdl);
+        }
+        // imports
+        // TODO: handle imports more properly, grabbing them in-line and nesting them
+               $imported_urls = array();
+               $imported = 1;
+               while ($imported > 0) {
+                       $imported = 0;
+                       // Schema imports
+                       foreach ($this->schemas as $ns => $list) {
+                               foreach ($list as $xs) {
+                                               $wsdlparts = parse_url($this->wsdl);    // this is bogusly simple!
+                                   foreach ($xs->imports as $ns2 => $list2) {
+                                       for ($ii = 0; $ii < count($list2); $ii++) {
+                                               if (! $list2[$ii]['loaded']) {
+                                                       $this->schemas[$ns]->imports[$ns2][$ii]['loaded'] = true;
+                                                       $url = $list2[$ii]['location'];
+                                                                       if ($url != '') {
+                                                                               $urlparts = parse_url($url);
+                                                                               if (!isset($urlparts['host'])) {
+                                                                                       $url = $wsdlparts['scheme'] . '://' . $wsdlparts['host'] . 
+                                                                                                       substr($wsdlparts['path'],0,strrpos($wsdlparts['path'],'/') + 1) .$urlparts['path'];
+                                                                               }
+                                                                               if (! in_array($url, $imported_urls)) {
+                                                                       $this->parseWSDL($url);
+                                                                       $imported++;
+                                                                       $imported_urls[] = $url;
+                                                               }
+                                                                       } else {
+                                                                               $this->debug("Unexpected scenario: empty URL for unloaded import");
+                                                                       }
+                                                               }
+                                                       }
+                                   } 
+                               }
+                       }
+                       // WSDL imports
+                               $wsdlparts = parse_url($this->wsdl);    // this is bogusly simple!
+                   foreach ($this->import as $ns => $list) {
+                       for ($ii = 0; $ii < count($list); $ii++) {
+                               if (! $list[$ii]['loaded']) {
+                                       $this->import[$ns][$ii]['loaded'] = true;
+                                       $url = $list[$ii]['location'];
+                                                       if ($url != '') {
+                                                               $urlparts = parse_url($url);
+                                                               if (!isset($urlparts['host'])) {
+                                                                       $url = $wsdlparts['scheme'] . '://' . $wsdlparts['host'] . 
+                                                                                       substr($wsdlparts['path'],0,strrpos($wsdlparts['path'],'/') + 1) .$urlparts['path'];
+                                                               }
+                                                               if (! in_array($url, $imported_urls)) {
+                                                       $this->parseWSDL($url);
+                                                       $imported++;
+                                                       $imported_urls[] = $url;
+                                               }
+                                                       } else {
+                                                               $this->debug("Unexpected scenario: empty URL for unloaded import");
+                                                       }
+                                               }
+                                       }
+                   } 
+                       }
+        // add new data to operation data
+        foreach($this->bindings as $binding => $bindingData) {
+            if (isset($bindingData['operations']) && is_array($bindingData['operations'])) {
+                foreach($bindingData['operations'] as $operation => $data) {
+                    $this->debug('post-parse data gathering for ' . $operation);
+                    $this->bindings[$binding]['operations'][$operation]['input'] = 
+                                               isset($this->bindings[$binding]['operations'][$operation]['input']) ? 
+                                               array_merge($this->bindings[$binding]['operations'][$operation]['input'], $this->portTypes[ $bindingData['portType'] ][$operation]['input']) :
+                                               $this->portTypes[ $bindingData['portType'] ][$operation]['input'];
+                    $this->bindings[$binding]['operations'][$operation]['output'] = 
+                                               isset($this->bindings[$binding]['operations'][$operation]['output']) ?
+                                               array_merge($this->bindings[$binding]['operations'][$operation]['output'], $this->portTypes[ $bindingData['portType'] ][$operation]['output']) :
+                                               $this->portTypes[ $bindingData['portType'] ][$operation]['output'];
+                    if(isset($this->messages[ $this->bindings[$binding]['operations'][$operation]['input']['message'] ])){
+                                               $this->bindings[$binding]['operations'][$operation]['input']['parts'] = $this->messages[ $this->bindings[$binding]['operations'][$operation]['input']['message'] ];
+                                       }
+                                       if(isset($this->messages[ $this->bindings[$binding]['operations'][$operation]['output']['message'] ])){
+                               $this->bindings[$binding]['operations'][$operation]['output']['parts'] = $this->messages[ $this->bindings[$binding]['operations'][$operation]['output']['message'] ];
+                    }
+                                       if (isset($bindingData['style'])) {
+                        $this->bindings[$binding]['operations'][$operation]['style'] = $bindingData['style'];
+                    }
+                    $this->bindings[$binding]['operations'][$operation]['transport'] = isset($bindingData['transport']) ? $bindingData['transport'] : '';
+                    $this->bindings[$binding]['operations'][$operation]['documentation'] = isset($this->portTypes[ $bindingData['portType'] ][$operation]['documentation']) ? $this->portTypes[ $bindingData['portType'] ][$operation]['documentation'] : '';
+                    $this->bindings[$binding]['operations'][$operation]['endpoint'] = isset($bindingData['endpoint']) ? $bindingData['endpoint'] : '';
+                } 
+            } 
+        }
+    }
+
+    /**
+     * parses the wsdl document
+     * 
+     * @param string $wsdl path or URL
+     * @access private 
+     */
+    function parseWSDL($wsdl = '')
+    {
+        if ($wsdl == '') {
+            $this->debug('no wsdl passed to parseWSDL()!!');
+            $this->setError('no wsdl passed to parseWSDL()!!');
+            return false;
+        }
+        
+        // parse $wsdl for url format
+        $wsdl_props = parse_url($wsdl);
+
+        if (isset($wsdl_props['scheme']) && ($wsdl_props['scheme'] == 'http' || $wsdl_props['scheme'] == 'https')) {
+            $this->debug('getting WSDL http(s) URL ' . $wsdl);
+               // get wsdl
+               $tr = new soap_transport_http($wsdl);
+                       $tr->request_method = 'GET';
+                       $tr->useSOAPAction = false;
+                       if($this->proxyhost && $this->proxyport){
+                               $tr->setProxy($this->proxyhost,$this->proxyport,$this->proxyusername,$this->proxypassword);
+                       }
+                       if (isset($wsdl_props['user'])) {
+                $tr->setCredentials($wsdl_props['user'],$wsdl_props['pass']);
+            }
+                       $wsdl_string = $tr->send('', $this->timeout, $this->response_timeout);
+                       //$this->debug("WSDL request\n" . $tr->outgoing_payload);
+                       //$this->debug("WSDL response\n" . $tr->incoming_payload);
+                       $this->debug("transport debug data...\n" . $tr->debug_str);
+                       // catch errors
+                       if($err = $tr->getError() ){
+                               $errstr = 'HTTP ERROR: '.$err;
+                               $this->debug($errstr);
+                   $this->setError($errstr);
+                               unset($tr);
+                   return false;
+                       }
+                       unset($tr);
+        } else {
+            // $wsdl is not http(s), so treat it as a file URL or plain file path
+               if (isset($wsdl_props['scheme']) && ($wsdl_props['scheme'] == 'file') && isset($wsdl_props['path'])) {
+                       $path = isset($wsdl_props['host']) ? ($wsdl_props['host'] . ':' . $wsdl_props['path']) : $wsdl_props['path'];
+               } else {
+                       $path = $wsdl;
+               }
+            $this->debug('getting WSDL file ' . $path);
+            if ($fp = @fopen($path, 'r')) {
+                $wsdl_string = '';
+                while ($data = fread($fp, 32768)) {
+                    $wsdl_string .= $data;
+                } 
+                fclose($fp);
+            } else {
+               $errstr = "Bad path to WSDL file $path";
+               $this->debug($errstr);
+                $this->setError($errstr);
+                return false;
+            } 
+        }
+        // end new code added
+        // Create an XML parser.
+        $this->parser = xml_parser_create(); 
+        // Set the options for parsing the XML data.
+        // xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1);
+        xml_parser_set_option($this->parser, XML_OPTION_CASE_FOLDING, 0); 
+        // Set the object for the parser.
+        xml_set_object($this->parser, $this); 
+        // Set the element handlers for the parser.
+        xml_set_element_handler($this->parser, 'start_element', 'end_element');
+        xml_set_character_data_handler($this->parser, 'character_data');
+        // Parse the XML file.
+        if (!xml_parse($this->parser, $wsdl_string, true)) {
+            // Display an error message.
+            $errstr = sprintf(
+                               'XML error parsing WSDL from %s on line %d: %s',
+                               $wsdl,
+                xml_get_current_line_number($this->parser),
+                xml_error_string(xml_get_error_code($this->parser))
+                );
+            $this->debug($errstr);
+                       $this->debug("XML payload:\n" . $wsdl_string);
+            $this->setError($errstr);
+            return false;
+        } 
+               // free the parser
+        xml_parser_free($this->parser);
+               // catch wsdl parse errors
+               if($this->getError()){
+                       return false;
+               }
+        return true;
+    } 
+
+    /**
+     * start-element handler
+     * 
+     * @param string $parser XML parser object
+     * @param string $name element name
+     * @param string $attrs associative array of attributes
+     * @access private 
+     */
+    function start_element($parser, $name, $attrs)
+    {
+        if ($this->status == 'schema') {
+            $this->currentSchema->schemaStartElement($parser, $name, $attrs);
+            $this->debug_str .= $this->currentSchema->debug_str;
+            $this->currentSchema->debug_str = '';
+        } elseif (ereg('schema$', $name)) {
+            // $this->debug("startElement for $name ($attrs[name]). status = $this->status (".$this->getLocalPart($name).")");
+            $this->status = 'schema';
+            $this->currentSchema = new xmlschema('', '', $this->namespaces);
+            $this->currentSchema->schemaStartElement($parser, $name, $attrs);
+            $this->debug_str .= $this->currentSchema->debug_str;
+            $this->currentSchema->debug_str = '';
+        } else {
+            // position in the total number of elements, starting from 0
+            $pos = $this->position++;
+            $depth = $this->depth++; 
+            // set self as current value for this depth
+            $this->depth_array[$depth] = $pos;
+            $this->message[$pos] = array('cdata' => ''); 
+            // get element prefix
+            if (ereg(':', $name)) {
+                // get ns prefix
+                $prefix = substr($name, 0, strpos($name, ':')); 
+                // get ns
+                $namespace = isset($this->namespaces[$prefix]) ? $this->namespaces[$prefix] : ''; 
+                // get unqualified name
+                $name = substr(strstr($name, ':'), 1);
+            } 
+
+            if (count($attrs) > 0) {
+                foreach($attrs as $k => $v) {
+                    // if ns declarations, add to class level array of valid namespaces
+                    if (ereg("^xmlns", $k)) {
+                        if ($ns_prefix = substr(strrchr($k, ':'), 1)) {
+                            $this->namespaces[$ns_prefix] = $v;
+                        } else {
+                            $this->namespaces['ns' . (count($this->namespaces) + 1)] = $v;
+                        } 
+                        if ($v == 'http://www.w3.org/2001/XMLSchema' || $v == 'http://www.w3.org/1999/XMLSchema') {
+                            $this->XMLSchemaVersion = $v;
+                            $this->namespaces['xsi'] = $v . '-instance';
+                        } 
+                    } //  
+                    // expand each attribute
+                    $k = strpos($k, ':') ? $this->expandQname($k) : $k;
+                    if ($k != 'location' && $k != 'soapAction' && $k != 'namespace') {
+                        $v = strpos($v, ':') ? $this->expandQname($v) : $v;
+                    } 
+                    $eAttrs[$k] = $v;
+                } 
+                $attrs = $eAttrs;
+            } else {
+                $attrs = array();
+            } 
+            // find status, register data
+            switch ($this->status) {
+                case 'message':
+                    if ($name == 'part') {
+                       if (isset($attrs['type'])) {
+                                   $this->debug("msg " . $this->currentMessage . ": found part $attrs[name]: " . implode(',', $attrs));
+                                   $this->messages[$this->currentMessage][$attrs['name']] = $attrs['type'];
+                               } 
+                                   if (isset($attrs['element'])) {
+                                       $this->messages[$this->currentMessage][$attrs['name']] = $attrs['element'];
+                                   } 
+                               } 
+                               break;
+                           case 'portType':
+                               switch ($name) {
+                                   case 'operation':
+                                       $this->currentPortOperation = $attrs['name'];
+                                       $this->debug("portType $this->currentPortType operation: $this->currentPortOperation");
+                                       if (isset($attrs['parameterOrder'])) {
+                                               $this->portTypes[$this->currentPortType][$attrs['name']]['parameterOrder'] = $attrs['parameterOrder'];
+                                               } 
+                                               break;
+                                           case 'documentation':
+                                               $this->documentation = true;
+                                               break; 
+                                           // merge input/output data
+                                           default:
+                                               $m = isset($attrs['message']) ? $this->getLocalPart($attrs['message']) : '';
+                                               $this->portTypes[$this->currentPortType][$this->currentPortOperation][$name]['message'] = $m;
+                                               break;
+                                       } 
+                               break;
+                               case 'binding':
+                                   switch ($name) {
+                                       case 'binding': 
+                                           // get ns prefix
+                                           if (isset($attrs['style'])) {
+                                           $this->bindings[$this->currentBinding]['prefix'] = $prefix;
+                                               } 
+                                               $this->bindings[$this->currentBinding] = array_merge($this->bindings[$this->currentBinding], $attrs);
+                                               break;
+                                               case 'header':
+                                                   $this->bindings[$this->currentBinding]['operations'][$this->currentOperation][$this->opStatus]['headers'][] = $attrs;
+                                                   break;
+                                               case 'operation':
+                                                   if (isset($attrs['soapAction'])) {
+                                                       $this->bindings[$this->currentBinding]['operations'][$this->currentOperation]['soapAction'] = $attrs['soapAction'];
+                                                   } 
+                                                   if (isset($attrs['style'])) {
+                                                       $this->bindings[$this->currentBinding]['operations'][$this->currentOperation]['style'] = $attrs['style'];
+                                                   } 
+                                                   if (isset($attrs['name'])) {
+                                                       $this->currentOperation = $attrs['name'];
+                                                       $this->debug("current binding operation: $this->currentOperation");
+                                                       $this->bindings[$this->currentBinding]['operations'][$this->currentOperation]['name'] = $attrs['name'];
+                                                       $this->bindings[$this->currentBinding]['operations'][$this->currentOperation]['binding'] = $this->currentBinding;
+                                                       $this->bindings[$this->currentBinding]['operations'][$this->currentOperation]['endpoint'] = isset($this->bindings[$this->currentBinding]['endpoint']) ? $this->bindings[$this->currentBinding]['endpoint'] : '';
+                                                   } 
+                                                   break;
+                                               case 'input':
+                                                   $this->opStatus = 'input';
+                                                   break;
+                                               case 'output':
+                                                   $this->opStatus = 'output';
+                                                   break;
+                                               case 'body':
+                                                   if (isset($this->bindings[$this->currentBinding]['operations'][$this->currentOperation][$this->opStatus])) {
+                                                       $this->bindings[$this->currentBinding]['operations'][$this->currentOperation][$this->opStatus] = array_merge($this->bindings[$this->currentBinding]['operations'][$this->currentOperation][$this->opStatus], $attrs);
+                                                   } else {
+                                                       $this->bindings[$this->currentBinding]['operations'][$this->currentOperation][$this->opStatus] = $attrs;
+                                                   } 
+                                                   break;
+                                       } 
+                                       break;
+                               case 'service':
+                                       switch ($name) {
+                                           case 'port':
+                                               $this->currentPort = $attrs['name'];
+                                               $this->debug('current port: ' . $this->currentPort);
+                                               $this->ports[$this->currentPort]['binding'] = $this->getLocalPart($attrs['binding']);
+                                       
+                                               break;
+                                           case 'address':
+                                               $this->ports[$this->currentPort]['location'] = $attrs['location'];
+                                               $this->ports[$this->currentPort]['bindingType'] = $namespace;
+                                               $this->bindings[ $this->ports[$this->currentPort]['binding'] ]['bindingType'] = $namespace;
+                                               $this->bindings[ $this->ports[$this->currentPort]['binding'] ]['endpoint'] = $attrs['location'];
+                                               break;
+                                       } 
+                                       break;
+                       } 
+               // set status
+               switch ($name) {
+                       case 'import':
+                           if (isset($attrs['location'])) {
+                    $this->import[$attrs['namespace']][] = array('location' => $attrs['location'], 'loaded' => false);
+                    $this->debug('parsing import ' . $attrs['namespace']. ' - ' . $attrs['location'] . ' (' . count($this->import[$attrs['namespace']]).')');
+                               } else {
+                    $this->import[$attrs['namespace']][] = array('location' => '', 'loaded' => true);
+                                       if (! $this->getPrefixFromNamespace($attrs['namespace'])) {
+                                               $this->namespaces['ns'.(count($this->namespaces)+1)] = $attrs['namespace'];
+                                       }
+                    $this->debug('parsing import ' . $attrs['namespace']. ' - [no location] (' . count($this->import[$attrs['namespace']]).')');
+                               }
+                               break;
+                       //wait for schema
+                       //case 'types':
+                       //      $this->status = 'schema';
+                       //      break;
+                       case 'message':
+                               $this->status = 'message';
+                               $this->messages[$attrs['name']] = array();
+                               $this->currentMessage = $attrs['name'];
+                               break;
+                       case 'portType':
+                               $this->status = 'portType';
+                               $this->portTypes[$attrs['name']] = array();
+                               $this->currentPortType = $attrs['name'];
+                               break;
+                       case "binding":
+                               if (isset($attrs['name'])) {
+                               // get binding name
+                                       if (strpos($attrs['name'], ':')) {
+                                       $this->currentBinding = $this->getLocalPart($attrs['name']);
+                                       } else {
+                                       $this->currentBinding = $attrs['name'];
+                                       } 
+                                       $this->status = 'binding';
+                                       $this->bindings[$this->currentBinding]['portType'] = $this->getLocalPart($attrs['type']);
+                                       $this->debug("current binding: $this->currentBinding of portType: " . $attrs['type']);
+                               } 
+                               break;
+                       case 'service':
+                               $this->serviceName = $attrs['name'];
+                               $this->status = 'service';
+                               $this->debug('current service: ' . $this->serviceName);
+                               break;
+                       case 'definitions':
+                               foreach ($attrs as $name => $value) {
+                                       $this->wsdl_info[$name] = $value;
+                               } 
+                               break;
+                       } 
+               } 
+       } 
+
+       /**
+       * end-element handler
+       * 
+       * @param string $parser XML parser object
+       * @param string $name element name
+       * @access private 
+       */
+       function end_element($parser, $name){ 
+               // unset schema status
+               if (/*ereg('types$', $name) ||*/ ereg('schema$', $name)) {
+                       $this->status = "";
+                       $this->schemas[$this->currentSchema->schemaTargetNamespace][] = $this->currentSchema;
+               } 
+               if ($this->status == 'schema') {
+                       $this->currentSchema->schemaEndElement($parser, $name);
+               } else {
+                       // bring depth down a notch
+                       $this->depth--;
+               } 
+               // end documentation
+               if ($this->documentation) {
+                       //TODO: track the node to which documentation should be assigned; it can be a part, message, etc.
+                       //$this->portTypes[$this->currentPortType][$this->currentPortOperation]['documentation'] = $this->documentation;
+                       $this->documentation = false;
+               } 
+       } 
+
+       /**
+        * element content handler
+        * 
+        * @param string $parser XML parser object
+        * @param string $data element content
+        * @access private 
+        */
+       function character_data($parser, $data)
+       {
+               $pos = isset($this->depth_array[$this->depth]) ? $this->depth_array[$this->depth] : 0;
+               if (isset($this->message[$pos]['cdata'])) {
+                       $this->message[$pos]['cdata'] .= $data;
+               } 
+               if ($this->documentation) {
+                       $this->documentation .= $data;
+               } 
+       } 
+       
+       function getBindingData($binding)
+       {
+               if (is_array($this->bindings[$binding])) {
+                       return $this->bindings[$binding];
+               } 
+       }
+       
+       /**
+        * returns an assoc array of operation names => operation data
+        * 
+        * @param string $bindingType eg: soap, smtp, dime (only soap is currently supported)
+        * @return array 
+        * @access public 
+        */
+       function getOperations($bindingType = 'soap')
+       {
+               $ops = array();
+               if ($bindingType == 'soap') {
+                       $bindingType = 'http://schemas.xmlsoap.org/wsdl/soap/';
+               }
+               // loop thru ports
+               foreach($this->ports as $port => $portData) {
+                       // binding type of port matches parameter
+                       if ($portData['bindingType'] == $bindingType) {
+                               //$this->debug("getOperations for port $port");
+                               //$this->debug("port data: " . $this->varDump($portData));
+                               //$this->debug("bindings: " . $this->varDump($this->bindings[ $portData['binding'] ]));
+                               // merge bindings
+                               if (isset($this->bindings[ $portData['binding'] ]['operations'])) {
+                                       $ops = array_merge ($ops, $this->bindings[ $portData['binding'] ]['operations']);
+                               }
+                       }
+               } 
+               return $ops;
+       } 
+       
+       /**
+        * returns an associative array of data necessary for calling an operation
+        * 
+        * @param string $operation , name of operation
+        * @param string $bindingType , type of binding eg: soap
+        * @return array 
+        * @access public 
+        */
+       function getOperationData($operation, $bindingType = 'soap')
+       {
+               if ($bindingType == 'soap') {
+                       $bindingType = 'http://schemas.xmlsoap.org/wsdl/soap/';
+               }
+               // loop thru ports
+               foreach($this->ports as $port => $portData) {
+                       // binding type of port matches parameter
+                       if ($portData['bindingType'] == $bindingType) {
+                               // get binding
+                               //foreach($this->bindings[ $portData['binding'] ]['operations'] as $bOperation => $opData) {
+                               foreach(array_keys($this->bindings[ $portData['binding'] ]['operations']) as $bOperation) {
+                                       if ($operation == $bOperation) {
+                                               $opData = $this->bindings[ $portData['binding'] ]['operations'][$operation];
+                                           return $opData;
+                                       } 
+                               } 
+                       }
+               } 
+       }
+       
+       /**
+    * returns an array of information about a given type
+    * returns false if no type exists by the given name
+    *
+       *        typeDef = array(
+       *        'elements' => array(), // refs to elements array
+       *       'restrictionBase' => '',
+       *       'phpType' => '',
+       *       'order' => '(sequence|all)',
+       *       'attrs' => array() // refs to attributes array
+       *       )
+    *
+    * @param $type string
+    * @param $ns string
+    * @return mixed
+    * @access public
+    * @see xmlschema
+    */
+       function getTypeDef($type, $ns) {
+               if ((! $ns) && isset($this->namespaces['tns'])) {
+                       $ns = $this->namespaces['tns'];
+               }
+               if (isset($this->schemas[$ns])) {
+                       foreach ($this->schemas[$ns] as $xs) {
+                               $t = $xs->getTypeDef($type);
+                               $this->debug_str .= $xs->debug_str;
+                               $xs->debug_str = '';
+                               if ($t) {
+                                       return $t;
+                               }
+                       }
+               }
+               return false;
+       }
+
+       /**
+       * serialize the parsed wsdl
+       * 
+       * @return string , serialization of WSDL
+       * @access public 
+       */
+       function serialize()
+       {
+               $xml = '<?xml version="1.0" encoding="ISO-8859-1"?><definitions';
+               foreach($this->namespaces as $k => $v) {
+                       $xml .= " xmlns:$k=\"$v\"";
+               } 
+               // 10.9.02 - add poulter fix for wsdl and tns declarations
+               if (isset($this->namespaces['wsdl'])) {
+                       $xml .= " xmlns=\"" . $this->namespaces['wsdl'] . "\"";
+               } 
+               if (isset($this->namespaces['tns'])) {
+                       $xml .= " targetNamespace=\"" . $this->namespaces['tns'] . "\"";
+               } 
+               $xml .= '>'; 
+               // imports
+               if (sizeof($this->import) > 0) {
+                       foreach($this->import as $ns => $list) {
+                               foreach ($list as $ii) {
+                                       if ($ii['location'] != '') {
+                                               $xml .= '<import location="' . $ii['location'] . '" namespace="' . $ns . '" />';
+                                       } else {
+                                               $xml .= '<import namespace="' . $ns . '" />';
+                                       }
+                               }
+                       } 
+               } 
+               // types
+               if (count($this->schemas)>=1) {
+                       $xml .= '<types>';
+                       foreach ($this->schemas as $ns => $list) {
+                               foreach ($list as $xs) {
+                                       $xml .= $xs->serializeSchema();
+                               }
+                       }
+                       $xml .= '</types>';
+               } 
+               // messages
+               if (count($this->messages) >= 1) {
+                       foreach($this->messages as $msgName => $msgParts) {
+                               $xml .= '<message name="' . $msgName . '">';
+                               if(is_array($msgParts)){
+                                       foreach($msgParts as $partName => $partType) {
+                                               // print 'serializing '.$partType.', sv: '.$this->XMLSchemaVersion.'<br>';
+                                               if (strpos($partType, ':')) {
+                                                   $typePrefix = $this->getPrefixFromNamespace($this->getPrefix($partType));
+                                               } elseif (isset($this->typemap[$this->namespaces['xsd']][$partType])) {
+                                                   // print 'checking typemap: '.$this->XMLSchemaVersion.'<br>';
+                                                   $typePrefix = 'xsd';
+                                               } else {
+                                                   foreach($this->typemap as $ns => $types) {
+                                                       if (isset($types[$partType])) {
+                                                           $typePrefix = $this->getPrefixFromNamespace($ns);
+                                                       } 
+                                                   } 
+                                                   if (!isset($typePrefix)) {
+                                                       die("$partType has no namespace!");
+                                                   } 
+                                               } 
+                                               $xml .= '<part name="' . $partName . '" type="' . $typePrefix . ':' . $this->getLocalPart($partType) . '" />';
+                                       }
+                               }
+                               $xml .= '</message>';
+                       } 
+               } 
+               // bindings & porttypes
+               if (count($this->bindings) >= 1) {
+                       $binding_xml = '';
+                       $portType_xml = '';
+                       foreach($this->bindings as $bindingName => $attrs) {
+                               $binding_xml .= '<binding name="' . $bindingName . '" type="tns:' . $attrs['portType'] . '">';
+                               $binding_xml .= '<soap:binding style="' . $attrs['style'] . '" transport="' . $attrs['transport'] . '"/>';
+                               $portType_xml .= '<portType name="' . $attrs['portType'] . '">';
+                               foreach($attrs['operations'] as $opName => $opParts) {
+                                       $binding_xml .= '<operation name="' . $opName . '">';
+                                       $binding_xml .= '<soap:operation soapAction="' . $opParts['soapAction'] . '" style="'. $attrs['style'] . '"/>';
+                                       if (isset($opParts['input']['encodingStyle']) && $opParts['input']['encodingStyle'] != '') {
+                                               $enc_style = ' encodingStyle="' . $opParts['input']['encodingStyle'] . '"';
+                                       } else {
+                                               $enc_style = '';
+                                       }
+                                       $binding_xml .= '<input><soap:body use="' . $opParts['input']['use'] . '" namespace="' . $opParts['input']['namespace'] . '"' . $enc_style . '/></input>';
+                                       if (isset($opParts['output']['encodingStyle']) && $opParts['output']['encodingStyle'] != '') {
+                                               $enc_style = ' encodingStyle="' . $opParts['output']['encodingStyle'] . '"';
+                                       } else {
+                                               $enc_style = '';
+                                       }
+                                       $binding_xml .= '<output><soap:body use="' . $opParts['output']['use'] . '" namespace="' . $opParts['output']['namespace'] . '"' . $enc_style . '/></output>';
+                                       $binding_xml .= '</operation>';
+                                       $portType_xml .= '<operation name="' . $opParts['name'] . '"';
+                                       if (isset($opParts['parameterOrder'])) {
+                                           $portType_xml .= ' parameterOrder="' . $opParts['parameterOrder'] . '"';
+                                       } 
+                                       $portType_xml .= '>';
+                                       if(isset($opParts['documentation']) && $opParts['documentation'] != '') {
+                                               $portType_xml .= '<documentation>' . htmlspecialchars($opParts['documentation']) . '</documentation>';
+                                       }
+                                       $portType_xml .= '<input message="tns:' . $opParts['input']['message'] . '"/>';
+                                       $portType_xml .= '<output message="tns:' . $opParts['output']['message'] . '"/>';
+                                       $portType_xml .= '</operation>';
+                               } 
+                               $portType_xml .= '</portType>';
+                               $binding_xml .= '</binding>';
+                       } 
+                       $xml .= $portType_xml . $binding_xml;
+               } 
+               // services
+               $xml .= '<service name="' . $this->serviceName . '">';
+               if (count($this->ports) >= 1) {
+                       foreach($this->ports as $pName => $attrs) {
+                               $xml .= '<port name="' . $pName . '" binding="tns:' . $attrs['binding'] . '">';
+                               $xml .= '<soap:address location="' . $attrs['location'] . '"/>';
+                               $xml .= '</port>';
+                       } 
+               } 
+               $xml .= '</service>';
+               return $xml . '</definitions>';
+       } 
+       
+       /**
+        * serialize a PHP value according to a WSDL message definition
+        * 
+        * TODO
+        * - multi-ref serialization
+        * - validate PHP values against type definitions, return errors if invalid
+        * 
+        * @param string $ type name
+        * @param mixed $ param value
+        * @return mixed new param or false if initial value didn't validate
+        */
+       function serializeRPCParameters($operation, $direction, $parameters)
+       {
+               $this->debug('in serializeRPCParameters with operation '.$operation.', direction '.$direction.' and '.count($parameters).' param(s), and xml schema version ' . $this->XMLSchemaVersion); 
+               
+               if ($direction != 'input' && $direction != 'output') {
+                       $this->debug('The value of the \$direction argument needs to be either "input" or "output"');
+                       $this->setError('The value of the \$direction argument needs to be either "input" or "output"');
+                       return false;
+               } 
+               if (!$opData = $this->getOperationData($operation)) {
+                       $this->debug('Unable to retrieve WSDL data for operation: ' . $operation);
+                       $this->setError('Unable to retrieve WSDL data for operation: ' . $operation);
+                       return false;
+               }
+               $this->debug($this->varDump($opData));
+
+               // Get encoding style for output and set to current
+               $encodingStyle = 'http://schemas.xmlsoap.org/soap/encoding/';
+               if(($direction == 'input') && isset($opData['output']['encodingStyle']) && ($opData['output']['encodingStyle'] != $encodingStyle)) {
+                       $encodingStyle = $opData['output']['encodingStyle'];
+                       $enc_style = $encodingStyle;
+               }
+
+               // set input params
+               $xml = '';
+               if (isset($opData[$direction]['parts']) && sizeof($opData[$direction]['parts']) > 0) {
+                       
+                       $use = $opData[$direction]['use'];
+                       $this->debug("use=$use");
+                       $this->debug('got ' . count($opData[$direction]['parts']) . ' part(s)');
+                       if (is_array($parameters)) {
+                               $parametersArrayType = $this->isArraySimpleOrStruct($parameters);
+                               $this->debug('have ' . $parametersArrayType . ' parameters');
+                               foreach($opData[$direction]['parts'] as $name => $type) {
+                                       $this->debug('serializing part "'.$name.'" of type "'.$type.'"');
+                                       // Track encoding style
+                                       if (isset($opData[$direction]['encodingStyle']) && $encodingStyle != $opData[$direction]['encodingStyle']) {
+                                               $encodingStyle = $opData[$direction]['encodingStyle'];                  
+                                               $enc_style = $encodingStyle;
+                                       } else {
+                                               $enc_style = false;
+                                       }
+                                       // NOTE: add error handling here
+                                       // if serializeType returns false, then catch global error and fault
+                                       if ($parametersArrayType == 'arraySimple') {
+                                               $p = array_shift($parameters);
+                                               $this->debug('calling serializeType w/indexed param');
+                                               $xml .= $this->serializeType($name, $type, $p, $use, $enc_style);
+                                       } elseif (isset($parameters[$name])) {
+                                               $this->debug('calling serializeType w/named param');
+                                               $xml .= $this->serializeType($name, $type, $parameters[$name], $use, $enc_style);
+                                       } else {
+                                               // TODO: only send nillable
+                                               $this->debug('calling serializeType w/null param');
+                                               $xml .= $this->serializeType($name, $type, null, $use, $enc_style);
+                                       }
+                               }
+                       } else {
+                               $this->debug('no parameters passed.');
+                       }
+               }
+               return $xml;
+       } 
+       
+       /**
+        * serialize a PHP value according to a WSDL message definition
+        * 
+        * TODO
+        * - multi-ref serialization
+        * - validate PHP values against type definitions, return errors if invalid
+        * 
+        * @param string $ type name
+        * @param mixed $ param value
+        * @return mixed new param or false if initial value didn't validate
+        */
+       function serializeParameters($operation, $direction, $parameters)
+       {
+               $this->debug('in serializeParameters with operation '.$operation.', direction '.$direction.' and '.count($parameters).' param(s), and xml schema version ' . $this->XMLSchemaVersion); 
+               
+               if ($direction != 'input' && $direction != 'output') {
+                       $this->debug('The value of the \$direction argument needs to be either "input" or "output"');
+                       $this->setError('The value of the \$direction argument needs to be either "input" or "output"');
+                       return false;
+               } 
+               if (!$opData = $this->getOperationData($operation)) {
+                       $this->debug('Unable to retrieve WSDL data for operation: ' . $operation);
+                       $this->setError('Unable to retrieve WSDL data for operation: ' . $operation);
+                       return false;
+               }
+               $this->debug($this->varDump($opData));
+               
+               // Get encoding style for output and set to current
+               $encodingStyle = 'http://schemas.xmlsoap.org/soap/encoding/';
+               if(($direction == 'input') && isset($opData['output']['encodingStyle']) && ($opData['output']['encodingStyle'] != $encodingStyle)) {
+                       $encodingStyle = $opData['output']['encodingStyle'];
+                       $enc_style = $encodingStyle;
+               }
+               
+               // set input params
+               $xml = '';
+               if (isset($opData[$direction]['parts']) && sizeof($opData[$direction]['parts']) > 0) {
+                       
+                       $use = $opData[$direction]['use'];
+                       $this->debug("use=$use");
+                       $this->debug('got ' . count($opData[$direction]['parts']) . ' part(s)');
+                       if (is_array($parameters)) {
+                               $parametersArrayType = $this->isArraySimpleOrStruct($parameters);
+                               $this->debug('have ' . $parametersArrayType . ' parameters');
+                               foreach($opData[$direction]['parts'] as $name => $type) {
+                                       $this->debug('serializing part "'.$name.'" of type "'.$type.'"');
+                                       // Track encoding style
+                                       if(isset($opData[$direction]['encodingStyle']) && $encodingStyle != $opData[$direction]['encodingStyle']) {
+                                               $encodingStyle = $opData[$direction]['encodingStyle'];                  
+                                               $enc_style = $encodingStyle;
+                                       } else {
+                                               $enc_style = false;
+                                       }
+                                       // NOTE: add error handling here
+                                       // if serializeType returns false, then catch global error and fault
+                                       if ($parametersArrayType == 'arraySimple') {
+                                               $p = array_shift($parameters);
+                                               $this->debug('calling serializeType w/indexed param');
+                                               $xml .= $this->serializeType($name, $type, $p, $use, $enc_style);
+                                       } elseif (isset($parameters[$name])) {
+                                               $this->debug('calling serializeType w/named param');
+                                               $xml .= $this->serializeType($name, $type, $parameters[$name], $use, $enc_style);
+                                       } else {
+                                               // TODO: only send nillable
+                                               $this->debug('calling serializeType w/null param');
+                                               $xml .= $this->serializeType($name, $type, null, $use, $enc_style);
+                                       }
+                               }
+                       } else {
+                               $this->debug('no parameters passed.');
+                       }
+               }
+               return $xml;
+       } 
+       
+       /**
+        * serializes a PHP value according a given type definition
+        * 
+        * @param string $name , name of type (part)
+        * @param string $type , type of type, heh (type or element)
+        * @param mixed $value , a native PHP value (parameter value)
+        * @param string $use , use for part (encoded|literal)
+        * @param string $encodingStyle , use to add encoding changes to serialisation
+        * @return string serialization
+        * @access public 
+        */
+       function serializeType($name, $type, $value, $use='encoded', $encodingStyle=false)
+       {
+               $this->debug("in serializeType: $name, $type, $value, $use, $encodingStyle");
+               if($use == 'encoded' && $encodingStyle) {
+                       $encodingStyle = ' SOAP-ENV:encodingStyle="' . $encodingStyle . '"';
+               }
+
+               // if a soap_val has been supplied, let its type override the WSDL
+       if (is_object($value) && get_class($value) == 'soapval') {
+               // TODO: get attributes from soapval?
+               if ($value->type_ns) {
+                       $type = $value->type_ns . ':' . $value->type;
+               } else {
+                       $type = $value->type;
+               }
+               $value = $value->value;
+               $forceType = true;
+               $this->debug("in serializeType: soapval overrides type to $type, value to $value");
+        } else {
+               $forceType = false;
+        }
+
+               $xml = '';
+               if (strpos($type, ':')) {
+                       $uqType = substr($type, strrpos($type, ':') + 1);
+                       $ns = substr($type, 0, strrpos($type, ':'));
+                       $this->debug("got a prefixed type: $uqType, $ns");
+                       if ($this->getNamespaceFromPrefix($ns)) {
+                               $ns = $this->getNamespaceFromPrefix($ns);
+                               $this->debug("expanded prefixed type: $uqType, $ns");
+                       }
+
+                       if($ns == $this->XMLSchemaVersion){
+                               
+                               if (is_null($value)) {
+                                       if ($use == 'literal') {
+                                               // TODO: depends on nillable
+                                               return "<$name/>";
+                                       } else {
+                                               return "<$name xsi:nil=\"true\"/>";
+                                       }
+                               }
+                       if ($uqType == 'boolean' && !$value) {
+                                       $value = 'false';
+                               } elseif ($uqType == 'boolean') {
+                                       $value = 'true';
+                               } 
+                               if ($uqType == 'string' && gettype($value) == 'string') {
+                                       $value = $this->expandEntities($value);
+                               } 
+                               // it's a scalar
+                               // TODO: what about null/nil values?
+                               // check type isn't a custom type extending xmlschema namespace
+                               if (!$this->getTypeDef($uqType, $ns)) {
+                                       if ($use == 'literal') {
+                                               if ($forceType) {
+                                                       return "<$name xsi:type=\"" . $this->getPrefixFromNamespace($this->XMLSchemaVersion) . ":$uqType\">$value</$name>";
+                                               } else {
+                                                       return "<$name>$value</$name>";
+                                               }
+                                       } else {
+                                               return "<$name xsi:type=\"" . $this->getPrefixFromNamespace($this->XMLSchemaVersion) . ":$uqType\"$encodingStyle>$value</$name>";
+                                       }
+                               }
+                       } else if ($ns == 'http://xml.apache.org/xml-soap') {
+                               if ($uqType == 'Map') {
+                                       $contents = '';
+                                       foreach($value as $k => $v) {
+                                               $this->debug("serializing map element: key $k, value $v");
+                                               $contents .= '<item>';
+                                               $contents .= $this->serialize_val($k,'key',false,false,false,false,$use);
+                                               $contents .= $this->serialize_val($v,'value',false,false,false,false,$use);
+                                               $contents .= '</item>';
+                                       }
+                                       if ($use == 'literal') {
+                                               if ($forceType) {
+                                               return "<$name xsi:type=\"" . $this->getPrefixFromNamespace('http://xml.apache.org/xml-soap') . ":$uqType\">$contents</$name>";
+                                               } else {
+                                                       return "<$name>$contents</$name>";
+                                               }
+                                       } else {
+                                               return "<$name xsi:type=\"" . $this->getPrefixFromNamespace('http://xml.apache.org/xml-soap') . ":$uqType\"$encodingStyle>$contents</$name>";
+                                       }
+                               }
+                       }
+               } else {
+                       $this->debug("No namespace for type $type");
+                       $ns = '';
+                       $uqType = $type;
+               }
+               if(!$typeDef = $this->getTypeDef($uqType, $ns)){
+                       $this->setError("$type ($uqType) is not a supported type.");
+                       $this->debug("$type ($uqType) is not a supported type.");
+                       return false;
+               } else {
+                       foreach($typeDef as $k => $v) {
+                               $this->debug("typedef, $k: $v");
+                       }
+               }
+               $phpType = $typeDef['phpType'];
+               $this->debug("serializeType: uqType: $uqType, ns: $ns, phptype: $phpType, arrayType: " . (isset($typeDef['arrayType']) ? $typeDef['arrayType'] : '') ); 
+               // if php type == struct, map value to the <all> element names
+               if ($phpType == 'struct') {
+                       if (isset($typeDef['typeClass']) && $typeDef['typeClass'] == 'element') {
+                               $elementName = $uqType;
+                               if (isset($typeDef['form']) && ($typeDef['form'] == 'qualified')) {
+                                       $elementNS = " xmlns=\"$ns\"";
+                               }
+                       } else {
+                               $elementName = $name;
+                               $elementNS = '';
+                       }
+                       if (is_null($value)) {
+                               if ($use == 'literal') {
+                                       // TODO: depends on nillable
+                                       return "<$elementName$elementNS/>";
+                               } else {
+                                       return "<$elementName$elementNS xsi:nil=\"true\"/>";
+                               }
+                       }
+                       if ($use == 'literal') {
+                               if ($forceType) {
+                                       $xml = "<$elementName$elementNS xsi:type=\"" . $this->getPrefixFromNamespace($ns) . ":$uqType\">";
+                               } else {
+                                       $xml = "<$elementName$elementNS>";
+                               }
+                       } else {
+                               $xml = "<$elementName$elementNS xsi:type=\"" . $this->getPrefixFromNamespace($ns) . ":$uqType\"$encodingStyle>";
+                       }
+                       
+                       if (isset($typeDef['elements']) && is_array($typeDef['elements'])) {
+                               if (is_array($value)) {
+                                       $xvalue = $value;
+                               } elseif (is_object($value)) {
+                                       $xvalue = get_object_vars($value);
+                               } else {
+                                       $this->debug("value is neither an array nor an object for XML Schema type $ns:$uqType");
+                                       $xvalue = array();
+                               }
+                               // toggle whether all elements are present - ideally should validate against schema
+                               if(count($typeDef['elements']) != count($xvalue)){
+                                       $optionals = true;
+                               }
+                               foreach($typeDef['elements'] as $eName => $attrs) {
+                                       // if user took advantage of a minOccurs=0, then only serialize named parameters
+                                       if(isset($optionals) && !isset($xvalue[$eName])){
+                                               // do nothing
+                                       } else {
+                                               // get value
+                                               if (isset($xvalue[$eName])) {
+                                                   $v = $xvalue[$eName];
+                                               } else {
+                                                   $v = null;
+                                               }
+                                               // TODO: if maxOccurs > 1 (not just unbounded), then allow serialization of an array
+                                               if (isset($attrs['maxOccurs']) && $attrs['maxOccurs'] == 'unbounded' && isset($v) && is_array($v) && $this->isArraySimpleOrStruct($v) == 'arraySimple') {
+                                                       $vv = $v;
+                                                       foreach ($vv as $k => $v) {
+                                                               if (isset($attrs['type'])) {
+                                                                       // serialize schema-defined type
+                                                                   $xml .= $this->serializeType($eName, $attrs['type'], $v, $use, $encodingStyle);
+                                                               } else {
+                                                                       // serialize generic type
+                                                                   $this->debug("calling serialize_val() for $v, $eName, false, false, false, false, $use");
+                                                                   $xml .= $this->serialize_val($v, $eName, false, false, false, false, $use);
+                                                               }
+                                                       }
+                                               } else {
+                                                       if (isset($attrs['type'])) {
+                                                               // serialize schema-defined type
+                                                           $xml .= $this->serializeType($eName, $attrs['type'], $v, $use, $encodingStyle);
+                                                       } else {
+                                                               // serialize generic type
+                                                           $this->debug("calling serialize_val() for $v, $eName, false, false, false, false, $use");
+                                                           $xml .= $this->serialize_val($v, $eName, false, false, false, false, $use);
+                                                       }
+                                               }
+                                       }
+                               } 
+                       } else {
+                               $this->debug("Expected elements for XML Schema type $ns:$uqType");
+                       }
+                       $xml .= "</$elementName>";
+               } elseif ($phpType == 'array') {
+                       if (isset($typeDef['form']) && ($typeDef['form'] == 'qualified')) {
+                               $elementNS = " xmlns=\"$ns\"";
+                       } else {
+                               $elementNS = '';
+                       }
+                       if (is_null($value)) {
+                               if ($use == 'literal') {
+                                       // TODO: depends on nillable
+                                       return "<$name$elementNS/>";
+                               } else {
+                                       return "<$name$elementNS xsi:nil=\"true\"/>";
+                               }
+                       }
+                       if (isset($typeDef['multidimensional'])) {
+                               $nv = array();
+                               foreach($value as $v) {
+                                       $cols = ',' . sizeof($v);
+                                       $nv = array_merge($nv, $v);
+                               } 
+                               $value = $nv;
+                       } else {
+                               $cols = '';
+                       } 
+                       if (is_array($value) && sizeof($value) >= 1) {
+                               $rows = sizeof($value);
+                               $contents = '';
+                               foreach($value as $k => $v) {
+                                       $this->debug("serializing array element: $k, $v of type: $typeDef[arrayType]");
+                                       //if (strpos($typeDef['arrayType'], ':') ) {
+                                       if (!in_array($typeDef['arrayType'],$this->typemap['http://www.w3.org/2001/XMLSchema'])) {
+                                           $contents .= $this->serializeType('item', $typeDef['arrayType'], $v, $use);
+                                       } else {
+                                           $contents .= $this->serialize_val($v, 'item', $typeDef['arrayType'], null, $this->XMLSchemaVersion, false, $use);
+                                       } 
+                               }
+                               $this->debug('contents: '.$this->varDump($contents));
+                       } else {
+                               $rows = 0;
+                               $contents = null;
+                       }
+                       // TODO: for now, an empty value will be serialized as a zero element
+                       // array.  Revisit this when coding the handling of null/nil values.
+                       if ($use == 'literal') {
+                               $xml = "<$name$elementNS>"
+                                       .$contents
+                                       ."</$name>";
+                       } else {
+                               $xml = "<$name$elementNS xsi:type=\"".$this->getPrefixFromNamespace('http://schemas.xmlsoap.org/soap/encoding/').':Array" '.
+                                       $this->getPrefixFromNamespace('http://schemas.xmlsoap.org/soap/encoding/')
+                                       .':arrayType="'
+                                       .$this->getPrefixFromNamespace($this->getPrefix($typeDef['arrayType']))
+                                       .":".$this->getLocalPart($typeDef['arrayType'])."[$rows$cols]\">"
+                                       .$contents
+                                       ."</$name>";
+                       }
+               } elseif ($phpType == 'scalar') {
+                       if (isset($typeDef['form']) && ($typeDef['form'] == 'qualified')) {
+                               $elementNS = " xmlns=\"$ns\"";
+                       } else {
+                               $elementNS = '';
+                       }
+                       if ($use == 'literal') {
+                               if ($forceType) {
+                                       return "<$name$elementNS xsi:type=\"" . $this->getPrefixFromNamespace($ns) . ":$uqType\">$value</$name>";
+                               } else {
+                                       return "<$name$elementNS>$value</$name>";
+                               }
+                       } else {
+                               return "<$name$elementNS xsi:type=\"" . $this->getPrefixFromNamespace($ns) . ":$uqType\"$encodingStyle>$value</$name>";
+                       }
+               }
+               $this->debug('returning: '.$this->varDump($xml));
+               return $xml;
+       }
+       
+       /**
+       * adds an XML Schema complex type to the WSDL types
+       *
+       * @param name
+       * @param typeClass (complexType|simpleType|attribute)
+       * @param phpType: currently supported are array and struct (php assoc array)
+       * @param compositor (all|sequence|choice)
+       * @param restrictionBase namespace:name (http://schemas.xmlsoap.org/soap/encoding/:Array)
+       * @param elements = array ( name = array(name=>'',type=>'') )
+       * @param attrs = array(
+       *       array(
+       *               'ref' => "http://schemas.xmlsoap.org/soap/encoding/:arrayType",
+       *               "http://schemas.xmlsoap.org/wsdl/:arrayType" => "string[]"
+       *       )
+       * )
+       * @param arrayType: namespace:name (http://www.w3.org/2001/XMLSchema:string)
+       * @see xmlschema
+       * 
+       */
+       function addComplexType($name,$typeClass='complexType',$phpType='array',$compositor='',$restrictionBase='',$elements=array(),$attrs=array(),$arrayType='') {
+               if (count($elements) > 0) {
+               foreach($elements as $n => $e){
+                   // expand each element
+                   foreach ($e as $k => $v) {
+                           $k = strpos($k,':') ? $this->expandQname($k) : $k;
+                           $v = strpos($v,':') ? $this->expandQname($v) : $v;
+                           $ee[$k] = $v;
+                       }
+                       $eElements[$n] = $ee;
+               }
+               $elements = $eElements;
+               }
+               
+               if (count($attrs) > 0) {
+               foreach($attrs as $n => $a){
+                   // expand each attribute
+                   foreach ($a as $k => $v) {
+                           $k = strpos($k,':') ? $this->expandQname($k) : $k;
+                           $v = strpos($v,':') ? $this->expandQname($v) : $v;
+                           $aa[$k] = $v;
+                       }
+                       $eAttrs[$n] = $aa;
+               }
+               $attrs = $eAttrs;
+               }
+
+               $restrictionBase = strpos($restrictionBase,':') ? $this->expandQname($restrictionBase) : $restrictionBase;
+               $arrayType = strpos($arrayType,':') ? $this->expandQname($arrayType) : $arrayType;
+
+               $typens = isset($this->namespaces['types']) ? $this->namespaces['types'] : $this->namespaces['tns'];
+               $this->schemas[$typens][0]->addComplexType($name,$typeClass,$phpType,$compositor,$restrictionBase,$elements,$attrs,$arrayType);
+       }
+
+       /**
+       * adds an XML Schema simple type to the WSDL types
+       *
+       * @param name
+       * @param restrictionBase namespace:name (http://schemas.xmlsoap.org/soap/encoding/:Array)
+       * @param typeClass (simpleType)
+       * @param phpType: (scalar)
+       * @see xmlschema
+       * 
+       */
+       function addSimpleType($name, $restrictionBase='', $typeClass='simpleType', $phpType='scalar') {
+               $restrictionBase = strpos($restrictionBase,':') ? $this->expandQname($restrictionBase) : $restrictionBase;
+
+               $typens = isset($this->namespaces['types']) ? $this->namespaces['types'] : $this->namespaces['tns'];
+               $this->schemas[$typens][0]->addSimpleType($name, $restrictionBase, $typeClass, $phpType);
+       }
+
+       /**
+       * register a service with the server
+       * 
+       * @param string $methodname 
+       * @param string $in assoc array of input values: key = param name, value = param type
+       * @param string $out assoc array of output values: key = param name, value = param type
+       * @param string $namespace optional The namespace for the operation
+       * @param string $soapaction optional The soapaction for the operation
+       * @param string $style (rpc|document) optional The style for the operation
+       * @param string $use (encoded|literal) optional The use for the parameters (cannot mix right now)
+       * @param string $documentation optional The description to include in the WSDL
+       * @access public 
+       */
+       function addOperation($name, $in = false, $out = false, $namespace = false, $soapaction = false, $style = 'rpc', $use = 'encoded', $documentation = ''){
+               if ($style == 'rpc' && $use == 'encoded') {
+                       $encodingStyle = 'http://schemas.xmlsoap.org/soap/encoding/';
+               } else {
+                       $encodingStyle = '';
+               } 
+               // get binding
+               $this->bindings[ $this->serviceName . 'Binding' ]['operations'][$name] =
+               array(
+               'name' => $name,
+               'binding' => $this->serviceName . 'Binding',
+               'endpoint' => $this->endpoint,
+               'soapAction' => $soapaction,
+               'style' => $style,
+               'input' => array(
+                       'use' => $use,
+                       'namespace' => $namespace,
+                       'encodingStyle' => $encodingStyle,
+                       'message' => $name . 'Request',
+                       'parts' => $in),
+               'output' => array(
+                       'use' => $use,
+                       'namespace' => $namespace,
+                       'encodingStyle' => $encodingStyle,
+                       'message' => $name . 'Response',
+                       'parts' => $out),
+               'namespace' => $namespace,
+               'transport' => 'http://schemas.xmlsoap.org/soap/http',
+               'documentation' => $documentation); 
+               // add portTypes
+               // add messages
+               if($in)
+               {
+                       foreach($in as $pName => $pType)
+                       {
+                               if(strpos($pType,':')) {
+                                       $pType = $this->getNamespaceFromPrefix($this->getPrefix($pType)).":".$this->getLocalPart($pType);
+                               }
+                               $this->messages[$name.'Request'][$pName] = $pType;
+                       }
+               } else {
+            $this->messages[$name.'Request']= '0';
+        }
+               if($out)
+               {
+                       foreach($out as $pName => $pType)
+                       {
+                               if(strpos($pType,':')) {
+                                       $pType = $this->getNamespaceFromPrefix($this->getPrefix($pType)).":".$this->getLocalPart($pType);
+                               }
+                               $this->messages[$name.'Response'][$pName] = $pType;
+                       }
+               } else {
+            $this->messages[$name.'Response']= '0';
+        }
+               return true;
+       } 
+}
+?><?php
+
+
+
+/**
+*
+* soap_parser class parses SOAP XML messages into native PHP values
+*
+* @author   Dietrich Ayala <dietrich@ganx4.com>
+* @version  $Id$
+* @access   public
+*/
+class soap_parser extends nusoap_base {
+
+       var $xml = '';
+       var $xml_encoding = '';
+       var $method = '';
+       var $root_struct = '';
+       var $root_struct_name = '';
+       var $root_struct_namespace = '';
+       var $root_header = '';
+    var $document = '';                        // incoming SOAP body (text)
+       // determines where in the message we are (envelope,header,body,method)
+       var $status = '';
+       var $position = 0;
+       var $depth = 0;
+       var $default_namespace = '';
+       var $namespaces = array();
+       var $message = array();
+    var $parent = '';
+       var $fault = false;
+       var $fault_code = '';
+       var $fault_str = '';
+       var $fault_detail = '';
+       var $depth_array = array();
+       var $debug_flag = true;
+       var $soapresponse = NULL;
+       var $responseHeaders = '';      // incoming SOAP headers (text)
+       var $body_position = 0;
+       // for multiref parsing:
+       // array of id => pos
+       var $ids = array();
+       // array of id => hrefs => pos
+       var $multirefs = array();
+       // toggle for auto-decoding element content
+       var $decode_utf8 = true;
+
+       /**
+       * constructor
+       *
+       * @param    string $xml SOAP message
+       * @param    string $encoding character encoding scheme of message
+       * @param    string $method
+       * @param    string $decode_utf8 whether to decode UTF-8 to ISO-8859-1
+       * @access   public
+       */
+       function soap_parser($xml,$encoding='UTF-8',$method='',$decode_utf8=true){
+               $this->xml = $xml;
+               $this->xml_encoding = $encoding;
+               $this->method = $method;
+               $this->decode_utf8 = $decode_utf8;
+
+               // Check whether content has been read.
+               if(!empty($xml)){
+                       $this->debug('Entering soap_parser(), length='.strlen($xml).', encoding='.$encoding);
+                       // Create an XML parser - why not xml_parser_create_ns?
+                       $this->parser = xml_parser_create($this->xml_encoding);
+                       // Set the options for parsing the XML data.
+                       //xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1);
+                       xml_parser_set_option($this->parser, XML_OPTION_CASE_FOLDING, 0);
+                       xml_parser_set_option($this->parser, XML_OPTION_TARGET_ENCODING, $this->xml_encoding);
+                       // Set the object for the parser.
+                       xml_set_object($this->parser, $this);
+                       // Set the element handlers for the parser.
+                       xml_set_element_handler($this->parser, 'start_element','end_element');
+                       xml_set_character_data_handler($this->parser,'character_data');
+
+                       // Parse the XML file.
+                       if(!xml_parse($this->parser,$xml,true)){
+                           // Display an error message.
+                           $err = sprintf('XML error parsing SOAP payload on line %d: %s',
+                           xml_get_current_line_number($this->parser),
+                           xml_error_string(xml_get_error_code($this->parser)));
+                               $this->debug($err);
+                               $this->debug("XML payload:\n" . $xml);
+                               $this->setError($err);
+                       } else {
+                               $this->debug('parsed successfully, found root struct: '.$this->root_struct.' of name '.$this->root_struct_name);
+                               // get final value
+                               $this->soapresponse = $this->message[$this->root_struct]['result'];
+                               // get header value: no, because this is documented as XML string
+//                             if($this->root_header != '' && isset($this->message[$this->root_header]['result'])){
+//                                     $this->responseHeaders = $this->message[$this->root_header]['result'];
+//                             }
+                               // resolve hrefs/ids
+                               if(sizeof($this->multirefs) > 0){
+                                       foreach($this->multirefs as $id => $hrefs){
+                                               $this->debug('resolving multirefs for id: '.$id);
+                                               $idVal = $this->buildVal($this->ids[$id]);
+                                               foreach($hrefs as $refPos => $ref){
+                                                       $this->debug('resolving href at pos '.$refPos);
+                                                       $this->multirefs[$id][$refPos] = $idVal;
+                                               }
+                                       }
+                               }
+                       }
+                       xml_parser_free($this->parser);
+               } else {
+                       $this->debug('xml was empty, didn\'t parse!');
+                       $this->setError('xml was empty, didn\'t parse!');
+               }
+       }
+
+       /**
+       * start-element handler
+       *
+       * @param    string $parser XML parser object
+       * @param    string $name element name
+       * @param    string $attrs associative array of attributes
+       * @access   private
+       */
+       function start_element($parser, $name, $attrs) {
+               // position in a total number of elements, starting from 0
+               // update class level pos
+               $pos = $this->position++;
+               // and set mine
+               $this->message[$pos] = array('pos' => $pos,'children'=>'','cdata'=>'');
+               // depth = how many levels removed from root?
+               // set mine as current global depth and increment global depth value
+               $this->message[$pos]['depth'] = $this->depth++;
+
+               // else add self as child to whoever the current parent is
+               if($pos != 0){
+                       $this->message[$this->parent]['children'] .= '|'.$pos;
+               }
+               // set my parent
+               $this->message[$pos]['parent'] = $this->parent;
+               // set self as current parent
+               $this->parent = $pos;
+               // set self as current value for this depth
+               $this->depth_array[$this->depth] = $pos;
+               // get element prefix
+               if(strpos($name,':')){
+                       // get ns prefix
+                       $prefix = substr($name,0,strpos($name,':'));
+                       // get unqualified name
+                       $name = substr(strstr($name,':'),1);
+               }
+               // set status
+               if($name == 'Envelope'){
+                       $this->status = 'envelope';
+               } elseif($name == 'Header'){
+                       $this->root_header = $pos;
+                       $this->status = 'header';
+               } elseif($name == 'Body'){
+                       $this->status = 'body';
+                       $this->body_position = $pos;
+               // set method
+               } elseif($this->status == 'body' && $pos == ($this->body_position+1)){
+                       $this->status = 'method';
+                       $this->root_struct_name = $name;
+                       $this->root_struct = $pos;
+                       $this->message[$pos]['type'] = 'struct';
+                       $this->debug("found root struct $this->root_struct_name, pos $this->root_struct");
+               }
+               // set my status
+               $this->message[$pos]['status'] = $this->status;
+               // set name
+               $this->message[$pos]['name'] = htmlspecialchars($name);
+               // set attrs
+               $this->message[$pos]['attrs'] = $attrs;
+
+               // loop through atts, logging ns and type declarations
+        $attstr = '';
+               foreach($attrs as $key => $value){
+               $key_prefix = $this->getPrefix($key);
+                       $key_localpart = $this->getLocalPart($key);
+                       // if ns declarations, add to class level array of valid namespaces
+            if($key_prefix == 'xmlns'){
+                               if(ereg('^http://www.w3.org/[0-9]{4}/XMLSchema$',$value)){
+                                       $this->XMLSchemaVersion = $value;
+                                       $this->namespaces['xsd'] = $this->XMLSchemaVersion;
+                                       $this->namespaces['xsi'] = $this->XMLSchemaVersion.'-instance';
+                               }
+                $this->namespaces[$key_localpart] = $value;
+                               // set method namespace
+                               if($name == $this->root_struct_name){
+                                       $this->methodNamespace = $value;
+                               }
+                       // if it's a type declaration, set type
+            } elseif($key_localpart == 'type'){
+               $value_prefix = $this->getPrefix($value);
+                $value_localpart = $this->getLocalPart($value);
+                               $this->message[$pos]['type'] = $value_localpart;
+                               $this->message[$pos]['typePrefix'] = $value_prefix;
+                if(isset($this->namespaces[$value_prefix])){
+                       $this->message[$pos]['type_namespace'] = $this->namespaces[$value_prefix];
+                } else if(isset($attrs['xmlns:'.$value_prefix])) {
+                                       $this->message[$pos]['type_namespace'] = $attrs['xmlns:'.$value_prefix];
+                }
+                               // should do something here with the namespace of specified type?
+                       } elseif($key_localpart == 'arrayType'){
+                               $this->message[$pos]['type'] = 'array';
+                               /* do arrayType ereg here
+                               [1]    arrayTypeValue    ::=    atype asize
+                               [2]    atype    ::=    QName rank*
+                               [3]    rank    ::=    '[' (',')* ']'
+                               [4]    asize    ::=    '[' length~ ']'
+                               [5]    length    ::=    nextDimension* Digit+
+                               [6]    nextDimension    ::=    Digit+ ','
+                               */
+                               $expr = '([A-Za-z0-9_]+):([A-Za-z]+[A-Za-z0-9_]+)\[([0-9]+),?([0-9]*)\]';
+                               if(ereg($expr,$value,$regs)){
+                                       $this->message[$pos]['typePrefix'] = $regs[1];
+                                       $this->message[$pos]['arrayTypePrefix'] = $regs[1];
+                       if (isset($this->namespaces[$regs[1]])) {
+                               $this->message[$pos]['arrayTypeNamespace'] = $this->namespaces[$regs[1]];
+                       } else if (isset($attrs['xmlns:'.$regs[1]])) {
+                                               $this->message[$pos]['arrayTypeNamespace'] = $attrs['xmlns:'.$regs[1]];
+                       }
+                                       $this->message[$pos]['arrayType'] = $regs[2];
+                                       $this->message[$pos]['arraySize'] = $regs[3];
+                                       $this->message[$pos]['arrayCols'] = $regs[4];
+                               }
+                       }
+                       // log id
+                       if($key == 'id'){
+                               $this->ids[$value] = $pos;
+                       }
+                       // root
+                       if($key_localpart == 'root' && $value == 1){
+                               $this->status = 'method';
+                               $this->root_struct_name = $name;
+                               $this->root_struct = $pos;
+                               $this->debug("found root struct $this->root_struct_name, pos $pos");
+                       }
+            // for doclit
+            $attstr .= " $key=\"$value\"";
+               }
+        // get namespace - must be done after namespace atts are processed
+               if(isset($prefix)){
+                       $this->message[$pos]['namespace'] = $this->namespaces[$prefix];
+                       $this->default_namespace = $this->namespaces[$prefix];
+               } else {
+                       $this->message[$pos]['namespace'] = $this->default_namespace;
+               }
+        if($this->status == 'header'){
+               if ($this->root_header != $pos) {
+                       $this->responseHeaders .= "<" . (isset($prefix) ? $prefix . ':' : '') . "$name$attstr>";
+               }
+        } elseif($this->root_struct_name != ''){
+               $this->document .= "<" . (isset($prefix) ? $prefix . ':' : '') . "$name$attstr>";
+        }
+       }
+
+       /**
+       * end-element handler
+       *
+       * @param    string $parser XML parser object
+       * @param    string $name element name
+       * @access   private
+       */
+       function end_element($parser, $name) {
+               // position of current element is equal to the last value left in depth_array for my depth
+               $pos = $this->depth_array[$this->depth--];
+
+        // get element prefix
+               if(strpos($name,':')){
+                       // get ns prefix
+                       $prefix = substr($name,0,strpos($name,':'));
+                       // get unqualified name
+                       $name = substr(strstr($name,':'),1);
+               }
+               
+               // build to native type
+               if(isset($this->body_position) && $pos > $this->body_position){
+                       // deal w/ multirefs
+                       if(isset($this->message[$pos]['attrs']['href'])){
+                               // get id
+                               $id = substr($this->message[$pos]['attrs']['href'],1);
+                               // add placeholder to href array
+                               $this->multirefs[$id][$pos] = 'placeholder';
+                               // add set a reference to it as the result value
+                               $this->message[$pos]['result'] =& $this->multirefs[$id][$pos];
+            // build complex values
+                       } elseif($this->message[$pos]['children'] != ''){
+                       
+                               // if result has already been generated (struct/array
+                               if(!isset($this->message[$pos]['result'])){
+                                       $this->message[$pos]['result'] = $this->buildVal($pos);
+                               }
+                               
+                       // set value of simple type
+                       } else {
+               //$this->debug('adding data for scalar value '.$this->message[$pos]['name'].' of value '.$this->message[$pos]['cdata']);
+               if (isset($this->message[$pos]['type'])) {
+                                       $this->message[$pos]['result'] = $this->decodeSimple($this->message[$pos]['cdata'], $this->message[$pos]['type'], isset($this->message[$pos]['type_namespace']) ? $this->message[$pos]['type_namespace'] : '');
+                               } else {
+                                       $parent = $this->message[$pos]['parent'];
+                                       if (isset($this->message[$parent]['type']) && ($this->message[$parent]['type'] == 'array') && isset($this->message[$parent]['arrayType'])) {
+                                               $this->message[$pos]['result'] = $this->decodeSimple($this->message[$pos]['cdata'], $this->message[$parent]['arrayType'], isset($this->message[$parent]['arrayTypeNamespace']) ? $this->message[$parent]['arrayTypeNamespace'] : '');
+                                       } else {
+                                               $this->message[$pos]['result'] = $this->message[$pos]['cdata'];
+                                       }
+                               }
+
+                               /* add value to parent's result, if parent is struct/array
+                               $parent = $this->message[$pos]['parent'];
+                               if($this->message[$parent]['type'] != 'map'){
+                                       if(strtolower($this->message[$parent]['type']) == 'array'){
+                                               $this->message[$parent]['result'][] = $this->message[$pos]['result'];
+                                       } else {
+                                               $this->message[$parent]['result'][$this->message[$pos]['name']] = $this->message[$pos]['result'];
+                                       }
+                               }
+                               */
+                       }
+               }
+               
+        // for doclit
+        if($this->status == 'header'){
+               if ($this->root_header != $pos) {
+                       $this->responseHeaders .= "</" . (isset($prefix) ? $prefix . ':' : '') . "$name>";
+               }
+        } elseif($pos >= $this->root_struct){
+               $this->document .= "</" . (isset($prefix) ? $prefix . ':' : '') . "$name>";
+        }
+               // switch status
+               if($pos == $this->root_struct){
+                       $this->status = 'body';
+                       $this->root_struct_namespace = $this->message[$pos]['namespace'];
+               } elseif($name == 'Body'){
+                       $this->status = 'envelope';
+                } elseif($name == 'Header'){
+                       $this->status = 'envelope';
+               } elseif($name == 'Envelope'){
+                       //
+               }
+               // set parent back to my parent
+               $this->parent = $this->message[$pos]['parent'];
+       }
+
+       /**
+       * element content handler
+       *
+       * @param    string $parser XML parser object
+       * @param    string $data element content
+       * @access   private
+       */
+       function character_data($parser, $data){
+               $pos = $this->depth_array[$this->depth];
+               if ($this->xml_encoding=='UTF-8'){
+                       // TODO: add an option to disable this for folks who want
+                       // raw UTF-8 that, e.g., might not map to iso-8859-1
+                       // TODO: this can also be handled with xml_parser_set_option($this->parser, XML_OPTION_TARGET_ENCODING, "ISO-8859-1");
+                       if($this->decode_utf8){
+                               $data = utf8_decode($data);
+                       }
+               }
+        $this->message[$pos]['cdata'] .= $data;
+        // for doclit
+        if($this->status == 'header'){
+               $this->responseHeaders .= $data;
+        } else {
+               $this->document .= $data;
+        }
+       }
+
+       /**
+       * get the parsed message
+       *
+       * @return       mixed
+       * @access   public
+       */
+       function get_response(){
+               return $this->soapresponse;
+       }
+
+       /**
+       * get the parsed headers
+       *
+       * @return       string XML or empty if no headers
+       * @access   public
+       */
+       function getHeaders(){
+           return $this->responseHeaders;
+       }
+
+       /**
+       * decodes entities
+       *
+       * @param    string $text string to translate
+       * @access   private
+       */
+       function decode_entities($text){
+               foreach($this->entities as $entity => $encoded){
+                       $text = str_replace($encoded,$entity,$text);
+               }
+               return $text;
+       }
+
+       /**
+       * decodes simple types into PHP variables
+       *
+       * @param    string $value value to decode
+       * @param    string $type XML type to decode
+       * @param    string $typens XML type namespace to decode
+       * @access   private
+       */
+       function decodeSimple($value, $type, $typens) {
+               // TODO: use the namespace!
+               if ((!isset($type)) || $type == 'string' || $type == 'long' || $type == 'unsignedLong') {
+                       return (string) $value;
+               }
+               if ($type == 'int' || $type == 'integer' || $type == 'short' || $type == 'byte') {
+                       return (int) $value;
+               }
+               if ($type == 'float' || $type == 'double' || $type == 'decimal') {
+                       return (double) $value;
+               }
+               if ($type == 'boolean') {
+                       if (strtolower($value) == 'false' || strtolower($value) == 'f') {
+                               return false;
+                       }
+                       return (boolean) $value;
+               }
+               if ($type == 'base64' || $type == 'base64Binary') {
+                       return base64_decode($value);
+               }
+               // obscure numeric types
+               if ($type == 'nonPositiveInteger' || $type == 'negativeInteger'
+                       || $type == 'nonNegativeInteger' || $type == 'positiveInteger'
+                       || $type == 'unsignedInt'
+                       || $type == 'unsignedShort' || $type == 'unsignedByte') {
+                       return (int) $value;
+               }
+               // everything else
+               return (string) $value;
+       }
+
+       /**
+       * builds response structures for compound values (arrays/structs)
+       *
+       * @param    string $pos position in node tree
+       * @access   private
+       */
+       function buildVal($pos){
+               if(!isset($this->message[$pos]['type'])){
+                       $this->message[$pos]['type'] = '';
+               }
+               $this->debug('inside buildVal() for '.$this->message[$pos]['name']."(pos $pos) of type ".$this->message[$pos]['type']);
+               // if there are children...
+               if($this->message[$pos]['children'] != ''){
+                       $children = explode('|',$this->message[$pos]['children']);
+                       array_shift($children); // knock off empty
+                       // md array
+                       if(isset($this->message[$pos]['arrayCols']) && $this->message[$pos]['arrayCols'] != ''){
+               $r=0; // rowcount
+               $c=0; // colcount
+               foreach($children as $child_pos){
+                                       $this->debug("got an MD array element: $r, $c");
+                                       $params[$r][] = $this->message[$child_pos]['result'];
+                                   $c++;
+                                   if($c == $this->message[$pos]['arrayCols']){
+                                       $c = 0;
+                                               $r++;
+                                   }
+                }
+            // array
+                       } elseif($this->message[$pos]['type'] == 'array' || $this->message[$pos]['type'] == 'Array'){
+                $this->debug('adding array '.$this->message[$pos]['name']);
+                foreach($children as $child_pos){
+                       $params[] = &$this->message[$child_pos]['result'];
+                }
+            // apache Map type: java hashtable
+            } elseif($this->message[$pos]['type'] == 'Map' && $this->message[$pos]['type_namespace'] == 'http://xml.apache.org/xml-soap'){
+                foreach($children as $child_pos){
+                       $kv = explode("|",$this->message[$child_pos]['children']);
+                       $params[$this->message[$kv[1]]['result']] = &$this->message[$kv[2]]['result'];
+                }
+            // generic compound type
+            //} elseif($this->message[$pos]['type'] == 'SOAPStruct' || $this->message[$pos]['type'] == 'struct') {
+                   } else {
+                       // Apache Vector type: treat as an array
+                               if ($this->message[$pos]['type'] == 'Vector' && $this->message[$pos]['type_namespace'] == 'http://xml.apache.org/xml-soap') {
+                                       $notstruct = 1;
+                               } else {
+                       // is array or struct?
+                       foreach($children as $child_pos){
+                               if(isset($keys) && isset($keys[$this->message[$child_pos]['name']])){
+                                       $notstruct = 1;
+                                       break;
+                               }
+                               $keys[$this->message[$child_pos]['name']] = 1;
+                       }
+                   }
+               //
+               foreach($children as $child_pos){
+                       if(isset($notstruct)){
+                               $params[] = &$this->message[$child_pos]['result'];
+                       } else {
+                               if (isset($params[$this->message[$child_pos]['name']])) {
+                                       // de-serialize repeated element name into an array
+                                       if (!is_array($params[$this->message[$child_pos]['name']])) {
+                                               $params[$this->message[$child_pos]['name']] = array($params[$this->message[$child_pos]['name']]);
+                                       }
+                                       $params[$this->message[$child_pos]['name']][] = &$this->message[$child_pos]['result'];
+                               } else {
+                                               $params[$this->message[$child_pos]['name']] = &$this->message[$child_pos]['result'];
+                                           }
+                       }
+                }
+                       }
+                       return is_array($params) ? $params : array();
+               } else {
+               $this->debug('no children');
+            if(strpos($this->message[$pos]['cdata'],'&')){
+                       return  strtr($this->message[$pos]['cdata'],array_flip($this->entities));
+            } else {
+               return $this->message[$pos]['cdata'];
+            }
+               }
+       }
+}
+
+
+
+?><?php
+
+
+
+/**
+*
+* soapclient higher level class for easy usage.
+*
+* usage:
+*
+* // instantiate client with server info
+* $soapclient = new soapclient( string path [ ,boolean wsdl] );
+*
+* // call method, get results
+* echo $soapclient->call( string methodname [ ,array parameters] );
+*
+* // bye bye client
+* unset($soapclient);
+*
+* @author   Dietrich Ayala <dietrich@ganx4.com>
+* @version  $Id$
+* @access   public
+*/
+class soapclient extends nusoap_base  {
+
+       var $username = '';
+       var $password = '';
+       var $authtype = '';
+       var $requestHeaders = false;    // SOAP headers in request (text)
+       var $responseHeaders = '';              // SOAP headers from response (incomplete namespace resolution) (text)
+       var $document = '';                             // SOAP body response portion (incomplete namespace resolution) (text)
+       var $endpoint;
+       var $error_str = false;
+    var $proxyhost = '';
+    var $proxyport = '';
+       var $proxyusername = '';
+       var $proxypassword = '';
+    var $xml_encoding = '';                    // character set encoding of incoming (response) messages
+       var $http_encoding = false;
+       var $timeout = 0;                               // HTTP connection timeout
+       var $response_timeout = 30;             // HTTP response timeout
+       var $endpointType = '';
+       var $persistentConnection = false;
+       var $defaultRpcParams = false;  // This is no longer used
+       var $request = '';                              // HTTP request
+       var $response = '';                             // HTTP response
+       var $responseData = '';                 // SOAP payload of response
+       // toggles whether the parser decodes element content w/ utf8_decode()
+    var $decode_utf8 = true;
+       
+       /**
+       * fault related variables
+       *
+       * @var      fault
+       * @var      faultcode
+       * @var      faultstring
+       * @var      faultdetail
+       * @access   public
+       */
+       var $fault, $faultcode, $faultstring, $faultdetail;
+
+       /**
+       * constructor
+       *
+       * @param    mixed $endpoint SOAP server or WSDL URL (string), or wsdl instance (object)
+       * @param    bool $wsdl optional, set to true if using WSDL
+       * @param        int $portName optional portName in WSDL document
+       * @param    string $proxyhost
+       * @param    string $proxyport
+       * @param        string $proxyusername
+       * @param        string $proxypassword
+       * @param        integer $timeout set the connection timeout
+       * @param        integer $response_timeout set the response timeout
+       * @access   public
+       */
+       function soapclient($endpoint,$wsdl = false,$proxyhost = false,$proxyport = false,$proxyusername = false, $proxypassword = false, $timeout = 0, $response_timeout = 30){
+               $this->endpoint = $endpoint;
+               $this->proxyhost = $proxyhost;
+               $this->proxyport = $proxyport;
+               $this->proxyusername = $proxyusername;
+               $this->proxypassword = $proxypassword;
+               $this->timeout = $timeout;
+               $this->response_timeout = $response_timeout;
+
+               // make values
+               if($wsdl){
+                       $this->endpointType = 'wsdl';
+                       if (is_object($endpoint) && is_a($endpoint, 'wsdl')) {
+                               $this->wsdl = $endpoint;
+                               $this->endpoint = $this->wsdl->wsdl;
+                               $this->wsdlFile = $this->endpoint;
+                               $this->debug('existing wsdl instance created from ' . $this->endpoint);
+                       } else {
+                               $this->wsdlFile = $this->endpoint;
+                               
+                               // instantiate wsdl object and parse wsdl file
+                               $this->debug('instantiating wsdl class with doc: '.$endpoint);
+                               $this->wsdl =& new wsdl($this->wsdlFile,$this->proxyhost,$this->proxyport,$this->proxyusername,$this->proxypassword,$this->timeout,$this->response_timeout);
+                       }
+                       $this->debug("wsdl debug...\n".$this->wsdl->debug_str);
+                       $this->wsdl->debug_str = '';
+                       // catch errors
+                       if($errstr = $this->wsdl->getError()){
+                               $this->debug('got wsdl error: '.$errstr);
+                               $this->setError('wsdl error: '.$errstr);
+                       } elseif($this->operations = $this->wsdl->getOperations()){
+                               $this->debug( 'got '.count($this->operations).' operations from wsdl '.$this->wsdlFile);
+                       } else {
+                               $this->debug( 'getOperations returned false');
+                               $this->setError('no operations defined in the WSDL document!');
+                       }
+               }
+       }
+
+       /**
+       * calls method, returns PHP native type
+       *
+       * @param    string $method SOAP server URL or path
+       * @param    array $params An array, associative or simple, of the parameters
+       *                                     for the method call, or a string that is the XML
+       *                                     for the call.  For rpc style, this call will
+       *                                     wrap the XML in a tag named after the method, as
+       *                                     well as the SOAP Envelope and Body.  For document
+       *                                     style, this will only wrap with the Envelope and Body.
+       *                                     IMPORTANT: when using an array with document style,
+       *                                     in which case there
+       *                         is really one parameter, the root of the fragment
+       *                         used in the call, which encloses what programmers
+       *                         normally think of parameters.  A parameter array
+       *                         *must* include the wrapper.
+       * @param        string $namespace optional method namespace (WSDL can override)
+       * @param        string $soapAction optional SOAPAction value (WSDL can override)
+       * @param        boolean $headers optional array of soapval objects for headers
+       * @param        boolean $rpcParams optional no longer used
+       * @param        string  $style optional (rpc|document) the style to use when serializing parameters (WSDL can override)
+       * @param        string  $use optional (encoded|literal) the use when serializing parameters (WSDL can override)
+       * @return       mixed
+       * @access   public
+       */
+       function call($operation,$params=array(),$namespace='',$soapAction='',$headers=false,$rpcParams=null,$style='rpc',$use='encoded'){
+               $this->operation = $operation;
+               $this->fault = false;
+               $this->error_str = '';
+               $this->request = '';
+               $this->response = '';
+               $this->responseData = '';
+               $this->faultstring = '';
+               $this->faultcode = '';
+               $this->opData = array();
+               
+               $this->debug("call: $operation, $params, $namespace, $soapAction, $headers, $style, $use; endpointType: $this->endpointType");
+               if ($headers) {
+                       $this->requestHeaders = $headers;
+               }
+               // serialize parameters
+               if($this->endpointType == 'wsdl' && $opData = $this->getOperationData($operation)){
+                       // use WSDL for operation
+                       $this->opData = $opData;
+                       foreach($opData as $key => $value){
+                               $this->debug("$key -> $value");
+                       }
+                       if (isset($opData['soapAction'])) {
+                               $soapAction = $opData['soapAction'];
+                       }
+                       $this->endpoint = $opData['endpoint'];
+                       $namespace = isset($opData['input']['namespace']) ? $opData['input']['namespace'] :     ($namespace != '' ? $namespace : 'http://testuri.org');
+                       $style = $opData['style'];
+                       $use = $opData['input']['use'];
+                       // add ns to ns array
+                       if($namespace != '' && !isset($this->wsdl->namespaces[$namespace])){
+                               $this->wsdl->namespaces['nu'] = $namespace;
+            }
+            $nsPrefix = $this->wsdl->getPrefixFromNamespace($namespace);
+                       // serialize payload
+                       if (is_string($params)) {
+                               $this->debug("serializing param string for WSDL operation $operation");
+                               $payload = $params;
+                       } elseif (is_array($params)) {
+                               $this->debug("serializing param array for WSDL operation $operation");
+                               $payload = $this->wsdl->serializeRPCParameters($operation,'input',$params);
+                       } else {
+                               $this->debug('params must be array or string');
+                               $this->setError('params must be array or string');
+                               return false;
+                       }
+            $usedNamespaces = $this->wsdl->usedNamespaces;
+                       // Partial fix for multiple encoding styles in the same function call
+                       $encodingStyle = 'http://schemas.xmlsoap.org/soap/encoding/';
+                       if (isset($opData['output']['encodingStyle']) && $encodingStyle != $opData['output']['encodingStyle']) {
+                               $methodEncodingStyle = ' SOAP-ENV:encodingStyle="' . $opData['output']['encodingStyle'] . '"';
+                       } else {
+                               $methodEncodingStyle = '';
+                       }
+                       $this->debug("wsdl debug: \n".$this->wsdl->debug_str);
+                       $this->wsdl->debug_str = '';
+                       if ($errstr = $this->wsdl->getError()) {
+                               $this->debug('got wsdl error: '.$errstr);
+                               $this->setError('wsdl error: '.$errstr);
+                               return false;
+                       }
+               } elseif($this->endpointType == 'wsdl') {
+                       // operation not in WSDL
+                       $this->setError( 'operation '.$operation.' not present.');
+                       $this->debug("operation '$operation' not present.");
+                       $this->debug("wsdl debug: \n".$this->wsdl->debug_str);
+                       $this->wsdl->debug_str = '';
+                       return false;
+               } else {
+                       // no WSDL
+            if($namespace == ''){
+               $namespace = 'http://testuri.org';
+            }
+                       //$this->namespaces['ns1'] = $namespace;
+                       $nsPrefix = 'ns1';
+                       // serialize 
+                       $payload = '';
+                       if (is_string($params)) {
+                               $this->debug("serializing param string for operation $operation");
+                               $payload = $params;
+                       } elseif (is_array($params)) {
+                               $this->debug("serializing param array for operation $operation");
+                               foreach($params as $k => $v){
+                                       $payload .= $this->serialize_val($v,$k,false,false,false,false,$use);
+                               }
+                       } else {
+                               $this->debug('params must be array or string');
+                               $this->setError('params must be array or string');
+                               return false;
+                       }
+                       $usedNamespaces = array();
+                       $methodEncodingStyle = '';
+               }
+               // wrap RPC calls with method element
+               if ($style == 'rpc') {
+                       if ($use == 'literal') {
+                               $this->debug("wrapping RPC request with literal method element");
+                               $payload = "<$operation xmlns=\"$namespace\">" . $payload . "</$operation>";
+                       } else {
+                               $this->debug("wrapping RPC request with encoded method element");
+                               $payload = "<$nsPrefix:$operation$methodEncodingStyle xmlns:$nsPrefix=\"$namespace\">" .
+                                                       $payload .
+                                                       "</$nsPrefix:$operation>";
+                       }
+               }
+               // serialize envelope
+               $soapmsg = $this->serializeEnvelope($payload,$this->requestHeaders,$usedNamespaces,$style,$use);
+               $this->debug("endpoint: $this->endpoint, soapAction: $soapAction, namespace: $namespace, style: $style, use: $use");
+               $this->debug('SOAP message length: ' . strlen($soapmsg) . ' contents: ' . substr($soapmsg, 0, 1000));
+               // send
+               $return = $this->send($this->getHTTPBody($soapmsg),$soapAction,$this->timeout,$this->response_timeout);
+               if($errstr = $this->getError()){
+                       $this->debug('Error: '.$errstr);
+                       return false;
+               } else {
+                       $this->return = $return;
+                       $this->debug('sent message successfully and got a(n) '.gettype($return).' back');
+                       
+                       // fault?
+                       if(is_array($return) && isset($return['faultcode'])){
+                               $this->debug('got fault');
+                               $this->setError($return['faultcode'].': '.$return['faultstring']);
+                               $this->fault = true;
+                               foreach($return as $k => $v){
+                                       $this->$k = $v;
+                                       $this->debug("$k = $v<br>");
+                               }
+                               return $return;
+                       } else {
+                               // array of return values
+                               if(is_array($return)){
+                                       // multiple 'out' parameters
+                                       if(sizeof($return) > 1){
+                                               return $return;
+                                       }
+                                       // single 'out' parameter
+                                       return array_shift($return);
+                               // nothing returned (ie, echoVoid)
+                               } else {
+                                       return "";
+                               }
+                       }
+               }
+       }
+
+       /**
+       * get available data pertaining to an operation
+       *
+       * @param    string $operation operation name
+       * @return       array array of data pertaining to the operation
+       * @access   public
+       */
+       function getOperationData($operation){
+               if(isset($this->operations[$operation])){
+                       return $this->operations[$operation];
+               }
+               $this->debug("No data for operation: $operation");
+       }
+
+    /**
+    * send the SOAP message
+    *
+    * Note: if the operation has multiple return values
+    * the return value of this method will be an array
+    * of those values.
+    *
+       * @param    string $msg a SOAPx4 soapmsg object
+       * @param    string $soapaction SOAPAction value
+       * @param    integer $timeout set connection timeout in seconds
+       * @param        integer $response_timeout set response timeout in seconds
+       * @return       mixed native PHP types.
+       * @access   private
+       */
+       function send($msg, $soapaction = '', $timeout=0, $response_timeout=30) {
+               // detect transport
+               switch(true){
+                       // http(s)
+                       case ereg('^http',$this->endpoint):
+                               $this->debug('transporting via HTTP');
+                               if($this->persistentConnection == true && is_object($this->persistentConnection)){
+                                       $http =& $this->persistentConnection;
+                               } else {
+                                       $http = new soap_transport_http($this->endpoint);
+                                       if ($this->persistentConnection) {
+                                               $http->usePersistentConnection();
+                                       }
+                               }
+                               $http->setContentType($this->getHTTPContentType(), $this->getHTTPContentTypeCharset());
+                               $http->setSOAPAction($soapaction);
+                               if($this->proxyhost && $this->proxyport){
+                                       $http->setProxy($this->proxyhost,$this->proxyport,$this->proxyusername,$this->proxypassword);
+                               }
+                if($this->username != '' && $this->password != '') {
+                                       $http->setCredentials($this->username, $this->password, $this->authtype);
+                               }
+                               if($this->http_encoding != ''){
+                                       $http->setEncoding($this->http_encoding);
+                               }
+                               $this->debug('sending message, length: '.strlen($msg));
+                               if(ereg('^http:',$this->endpoint)){
+                               //if(strpos($this->endpoint,'http:')){
+                                       $this->responseData = $http->send($msg,$timeout,$response_timeout);
+                               } elseif(ereg('^https',$this->endpoint)){
+                               //} elseif(strpos($this->endpoint,'https:')){
+                                       //if(phpversion() == '4.3.0-dev'){
+                                               //$response = $http->send($msg,$timeout,$response_timeout);
+                               //$this->request = $http->outgoing_payload;
+                                               //$this->response = $http->incoming_payload;
+                                       //} else
+                                       if (extension_loaded('curl')) {
+                                               $this->responseData = $http->sendHTTPS($msg,$timeout,$response_timeout);
+                                       } else {
+                                               $this->setError('CURL Extension, or OpenSSL extension w/ PHP version >= 4.3 is required for HTTPS');
+                                       }                                                               
+                               } else {
+                                       $this->setError('no http/s in endpoint url');
+                               }
+                               $this->request = $http->outgoing_payload;
+                               $this->response = $http->incoming_payload;
+                               $this->debug("transport debug data...\n".$http->debug_str);
+                               
+                               // save transport object if using persistent connections
+                               if ($this->persistentConnection) {
+                                       $http->debug_str = '';
+                                       if (!is_object($this->persistentConnection)) {
+                                               $this->persistentConnection = $http;
+                                       }
+                               }
+                               
+                               if($err = $http->getError()){
+                                       $this->setError('HTTP Error: '.$err);
+                                       return false;
+                               } elseif($this->getError()){
+                                       return false;
+                               } else {
+                                       $this->debug('got response, length: '. strlen($this->responseData).' type: '.$http->incoming_headers['content-type']);
+                                       return $this->parseResponse($http->incoming_headers, $this->responseData);
+                               }
+                       break;
+                       default:
+                               $this->setError('no transport found, or selected transport is not yet supported!');
+                       return false;
+                       break;
+               }
+       }
+
+       /**
+       * processes SOAP message returned from server
+       *
+       * @param        array   $headers        The HTTP headers
+       * @param        string  $data           unprocessed response data from server
+       * @return       mixed   value of the message, decoded into a PHP type
+       * @access   protected
+       */
+    function parseResponse($headers, $data) {
+               $this->debug('Entering parseResponse() for data of length ' . strlen($data) . ' and type ' . $headers['content-type']);
+               if (!strstr($headers['content-type'], 'text/xml')) {
+                       $this->setError('Response not of type text/xml');
+                       return false;
+               }
+               if (strpos($headers['content-type'], '=')) {
+                       $enc = str_replace('"', '', substr(strstr($headers["content-type"], '='), 1));
+                       $this->debug('Got response encoding: ' . $enc);
+                       if(eregi('^(ISO-8859-1|US-ASCII|UTF-8)$',$enc)){
+                               $this->xml_encoding = strtoupper($enc);
+                       } else {
+                               $this->xml_encoding = 'US-ASCII';
+                       }
+               } else {
+                       // should be US-ASCII, but for XML, let's be pragmatic and admit UTF-8 is most common
+                       $this->xml_encoding = 'UTF-8';
+               }
+               $this->debug('Use encoding: ' . $this->xml_encoding . ' when creating soap_parser');
+               $parser = new soap_parser($data,$this->xml_encoding,$this->operation,$this->decode_utf8);
+               // add parser debug data to our debug
+               $this->debug($parser->debug_str);
+               // if parse errors
+               if($errstr = $parser->getError()){
+                       $this->setError( $errstr);
+                       // destroy the parser object
+                       unset($parser);
+                       return false;
+               } else {
+                       // get SOAP headers
+                       $this->responseHeaders = $parser->getHeaders();
+                       // get decoded message
+                       $return = $parser->get_response();
+            // add document for doclit support
+            $this->document = $parser->document;
+                       // destroy the parser object
+                       unset($parser);
+                       // return decode message
+                       return $return;
+               }
+        }
+
+       /**
+       * set the SOAP headers
+       *
+       * @param        $headers string XML
+       * @access   public
+       */
+       function setHeaders($headers){
+               $this->requestHeaders = $headers;
+       }
+
+       /**
+       * get the response headers
+       *
+       * @return       mixed object SOAPx4 soapval object or empty if no headers
+       * @access   public
+       */
+       function getHeaders(){
+           if($this->responseHeaders != '') {
+                       return $this->responseHeaders;
+           }
+       }
+
+       /**
+       * set proxy info here
+       *
+       * @param    string $proxyhost
+       * @param    string $proxyport
+       * @param        string $proxyusername
+       * @param        string $proxypassword
+       * @access   public
+       */
+       function setHTTPProxy($proxyhost, $proxyport, $proxyusername = '', $proxypassword = '') {
+               $this->proxyhost = $proxyhost;
+               $this->proxyport = $proxyport;
+               $this->proxyusername = $proxyusername;
+               $this->proxypassword = $proxypassword;
+       }
+
+       /**
+       * if authenticating, set user credentials here
+       *
+       * @param    string $username
+       * @param    string $password
+       * @param        string $authtype (basic|digest)
+       * @access   public
+       */
+       function setCredentials($username, $password, $authtype = 'basic') {
+               $this->username = $username;
+               $this->password = $password;
+               $this->authtype = $authtype;
+       }
+       
+       /**
+       * use HTTP encoding
+       *
+       * @param    string $enc
+       * @access   public
+       */
+       function setHTTPEncoding($enc='gzip, deflate'){
+               $this->http_encoding = $enc;
+       }
+       
+       /**
+       * use HTTP persistent connections if possible
+       *
+       * @access   public
+       */
+       function useHTTPPersistentConnection(){
+               $this->persistentConnection = true;
+       }
+       
+       /**
+       * gets the default RPC parameter setting.
+       * If true, default is that call params are like RPC even for document style.
+       * Each call() can override this value.
+       *
+       * This is no longer used.
+       *
+       * @access public
+       * @deprecated
+       */
+       function getDefaultRpcParams() {
+               return $this->defaultRpcParams;
+       }
+
+       /**
+       * sets the default RPC parameter setting.
+       * If true, default is that call params are like RPC even for document style
+       * Each call() can override this value.
+       *
+       * @param    boolean $rpcParams
+       * @access public
+       */
+       function setDefaultRpcParams($rpcParams) {
+               $this->defaultRpcParams = $rpcParams;
+       }
+       
+       /**
+       * dynamically creates proxy class, allowing user to directly call methods from wsdl
+       *
+       * @return   object soap_proxy object
+       * @access   public
+       */
+       function getProxy(){
+               $evalStr = '';
+               foreach($this->operations as $operation => $opData){
+                       if($operation != ''){
+                               // create param string
+                               $paramStr = '';
+                               if(sizeof($opData['input']['parts']) > 0){
+                                       foreach($opData['input']['parts'] as $name => $type){
+                                               $paramStr .= "\$$name,";
+                                       }
+                                       $paramStr = substr($paramStr,0,strlen($paramStr)-1);
+                               }
+                               $opData['namespace'] = !isset($opData['namespace']) ? 'http://testuri.com' : $opData['namespace'];
+                               $evalStr .= "function $operation ($paramStr){
+                                       // load params into array
+                                       \$params = array($paramStr);
+                                       return \$this->call('$operation',\$params,'".$opData['namespace']."','".(isset($opData['soapAction']) ? $opData['soapAction'] : '')."');
+                               }";
+                               unset($paramStr);
+                       }
+               }
+               $r = rand();
+               $evalStr = 'class soap_proxy_'.$r.' extends soapclient {
+                               '.$evalStr.'
+                       }';
+               //print "proxy class:<pre>$evalStr</pre>";
+               // eval the class
+               eval($evalStr);
+               // instantiate proxy object
+               eval("\$proxy = new soap_proxy_$r('');");
+               // transfer current wsdl data to the proxy thereby avoiding parsing the wsdl twice
+               $proxy->endpointType = 'wsdl';
+               $proxy->wsdlFile = $this->wsdlFile;
+               $proxy->wsdl = $this->wsdl;
+               $proxy->operations = $this->operations;
+               $proxy->defaultRpcParams = $this->defaultRpcParams;
+               // transfer other state
+               $proxy->username = $this->username;
+               $proxy->password = $this->password;
+               $proxy->proxyhost = $this->proxyhost;
+               $proxy->proxyport = $this->proxyport;
+               $proxy->proxyusername = $this->proxyusername;
+               $proxy->proxypassword = $this->proxypassword;
+               $proxy->timeout = $this->timeout;
+               $proxy->response_timeout = $this->response_timeout;
+               $proxy->http_encoding = $this->http_encoding;
+               $proxy->persistentConnection = $this->persistentConnection;
+               return $proxy;
+       }
+
+       /**
+       * gets the HTTP body for the current request.
+       *
+       * @param string $soapmsg The SOAP payload
+       * @return string The HTTP body, which includes the SOAP payload
+       * @access protected
+       */
+       function getHTTPBody($soapmsg) {
+               return $soapmsg;
+       }
+       
+       /**
+       * gets the HTTP content type for the current request.
+       *
+       * Note: getHTTPBody must be called before this.
+       *
+       * @return string the HTTP content type for the current request.
+       * @access protected
+       */
+       function getHTTPContentType() {
+               return 'text/xml';
+       }
+       
+       /**
+       * gets the HTTP content type charset for the current request.
+       * returns false for non-text content types.
+       *
+       * Note: getHTTPBody must be called before this.
+       *
+       * @return string the HTTP content type charset for the current request.
+       * @access protected
+       */
+       function getHTTPContentTypeCharset() {
+               return $this->soap_defencoding;
+       }
+
+       /*
+       * whether or not parser should decode utf8 element content
+    *
+    * @return   always returns true
+    * @access   public
+    */
+    function decodeUTF8($bool){
+               $this->decode_utf8 = $bool;
+               return true;
+    }
+}
+?>