-<?
+<?php
# Global functions used everywhere
$wgNumberOfArticles = -1; # Unset
$wgTotalViews = -1;
$wgTotalEdits = -1;
-include_once( "DatabaseFunctions.php" );
-include_once( "UpdateClasses.php" );
-include_once( "LogPage.php" );
+require_once( "DatabaseFunctions.php" );
+require_once( "UpdateClasses.php" );
+require_once( "LogPage.php" );
/*
* Compatibility functions
}
}
+if( !function_exists('is_a') ) {
+ # Exists in PHP 4.2.0+
+ function is_a( $object, $class_name ) {
+ return
+ (strcasecmp( get_class( $object, $class_name ) == 0) ||
+ is_subclass_of( $object, $class_name ) );
+ }
+}
+
+# html_entity_decode exists in PHP 4.3.0+ but is FATALLY BROKEN even then,
+# with no UTF-8 support.
+function do_html_entity_decode( $string, $quote_style=ENT_COMPAT, $charset="ISO-8859-1" ) {
+ static $trans;
+ if( !isset( $trans ) ) {
+ $trans = array_flip( get_html_translation_table( HTML_ENTITIES, $quote_style ) );
+ # Assumes $charset will always be the same through a run, and only understands
+ # utf-8 or default. Note - mixing latin1 named entities and unicode numbered
+ # ones will result in a bad link.
+ if( strcasecmp( "utf-8", $charset ) == 0 ) {
+ $trans = array_map( "utf8_encode", $trans );
+ }
+ }
+ return strtr( $string, $trans );
+}
+
$wgRandomSeeded = false;
function wfSeedRandom()
}
}
+# Generates a URL from a URL-encoded title and a query string
+# Title::getLocalURL() is preferred in most cases
+#
function wfLocalUrl( $a, $q = "" )
{
global $wgServer, $wgScript, $wgArticlePath;
$a = str_replace( " ", "_", $a );
- #$a = wfUrlencode( $a ); # This stuff is _already_ URL-encoded.
if ( "" == $a ) {
if( "" == $q ) {
}
} else if ( "" == $q ) {
$a = str_replace( "$1", $a, $wgArticlePath );
- } else {
+ } else if ($wgScript != '' ) {
+ $a = "{$wgScript}?title={$a}&{$q}";
+ } else { //XXX ugly hack for toplevel wikis
$a = "/{$a}&{$q}";
}
return $a;
function wfLocalUrlE( $a, $q = "" )
{
return wfEscapeHTML( wfLocalUrl( $a, $q ) );
+ # die( "Call to obsolete function wfLocalUrlE()" );
}
function wfFullUrl( $a, $q = "" ) {
- global $wgServer;
- return $wgServer . wfLocalUrl( $a, $q );
+ wfDebugDieBacktrace( "Call to obsolete function wfFullUrl(); use Title::getFullURL" );
}
function wfFullUrlE( $a, $q = "" ) {
- return wfEscapeHTML( wfFullUrl( $a, $q ) );
-}
+ wfDebugDieBacktrace( "Call to obsolete function wfFullUrlE(); use Title::getFullUrlE" );
-function wfImageUrl( $img )
-{
- global $wgUploadPath;
-
- $nt = Title::newFromText( $img );
- if( !$nt ) return "";
-
- $name = $nt->getDBkey();
- $hash = md5( $name );
-
- $url = "{$wgUploadPath}/" . $hash{0} . "/" .
- substr( $hash, 0, 2 ) . "/{$name}";
- return wfUrlencode( $url );
}
-function wfImagePath( $img )
-{
- global $wgUploadDirectory;
+// orphan function wfThumbUrl( $img )
+//{
+// global $wgUploadPath;
+//
+// $nt = Title::newFromText( $img );
+// if( !$nt ) return "";
+//
+// $name = $nt->getDBkey();
+// $hash = md5( $name );
+//
+// $url = "{$wgUploadPath}/thumb/" . $hash{0} . "/" .
+// substr( $hash, 0, 2 ) . "/{$name}";
+// return wfUrlencode( $url );
+//}
- $nt = Title::newFromText( $img );
- if( !$nt ) return "";
- $name = $nt->getDBkey();
- $hash = md5( $name );
-
- $url = "{$wgUploadDirectory}/" . $hash{0} . "/" .
- substr( $hash, 0, 2 ) . "/{$name}";
- return wfUrlencode( $url );
-}
-
-function wfThumbUrl( $img )
-{
- global $wgUploadPath;
-
- $nt = Title::newFromText( $img );
- if( !$nt ) return "";
-
- $name = $nt->getDBkey();
- $hash = md5( $name );
-
- $url = "{$wgUploadPath}/thumb/" . $hash{0} . "/" .
- substr( $hash, 0, 2 ) . "/{$name}";
- return wfUrlencode( $url );
-}
-
-
-function wfImageArchiveUrl( $name, $subdir="archive" )
+function wfImageArchiveUrl( $name )
{
global $wgUploadPath;
- $hash = md5( $name );
- $url = "{$wgUploadPath}/{$subdir}/" . $hash{0} . "/" .
+ $hash = md5( substr( $name, 15) );
+ $url = "{$wgUploadPath}/archive/" . $hash{0} . "/" .
substr( $hash, 0, 2 ) . "/{$name}";
- return $url;
+ return wfUrlencode($url);
}
function wfUrlencode ( $s )
{
- $ulink = urlencode( $s );
- $ulink = preg_replace( "/%3[Aa]/", ":", $ulink );
- $ulink = preg_replace( "/%2[Ff]/", "/", $ulink );
- return $ulink;
+ $s = urlencode( $s );
+ $s = preg_replace( "/%3[Aa]/", ":", $s );
+ $s = preg_replace( "/%2[Ff]/", "/", $s );
+
+ return $s;
}
function wfUtf8Sequence($codepoint) {
return $string;
}
+# Converts a single UTF-8 character into the corresponding HTML character entity
+function wfUtf8Entity( $char ) {
+ # Find the length
+ $z = ord( $char{0} );
+ if ( $z & 0x80 ) {
+ $length = 0;
+ while ( $z & 0x80 ) {
+ $length++;
+ $z <<= 1;
+ }
+ } else {
+ $length = 1;
+ }
+
+ if ( $length != strlen( $char ) ) {
+ return "";
+ }
+ if ( $length == 1 ) {
+ return $char;
+ }
+
+ # Mask off the length-determining bits and shift back to the original location
+ $z &= 0xff;
+ $z >>= $length;
+
+ # Add in the free bits from subsequent bytes
+ for ( $i=1; $i<$length; $i++ ) {
+ $z <<= 6;
+ $z |= ord( $char{$i} ) & 0x3f;
+ }
+
+ # Make entity
+ return "&#$z;";
+}
+
+# Converts all multi-byte characters in a UTF-8 string into the appropriate character entity
+function wfUtf8ToHTML($string) {
+ return preg_replace_callback( '/[\\xc0-\\xfd][\\x80-\\xbf]*/', 'wfUtf8Entity', $string );
+}
+
function wfDebug( $text, $logonly = false )
{
global $wgOut, $wgDebugLogFile, $wgDebugComments, $wgProfileOnly;
- if ( $wgDebugComments && !$logonly ) {
+ if ( isset( $wgOut ) && $wgDebugComments && !$logonly ) {
$wgOut->debug( $text );
}
if ( "" != $wgDebugLogFile && !$wgProfileOnly ) {
{
global $wgRequestTime, $wgDebugLogFile;
global $wgProfiling, $wgProfileStack, $wgProfileLimit, $wgUser;
- list( $usec, $sec ) = explode( " ", microtime() );
- $now = (float)$sec + (float)$usec;
+ $now = wfTime();
list( $usec, $sec ) = explode( " ", $wgRequestTime );
$start = (float)$sec + (float)$usec;
function wfCleanFormFields( $fields )
{
- global $HTTP_POST_VARS;
- global $wgInputEncoding, $wgOutputEncoding, $wgEditEncoding, $wgLang;
-
- if ( get_magic_quotes_gpc() ) {
- foreach ( $fields as $fname ) {
- if ( isset( $HTTP_POST_VARS[$fname] ) ) {
- $HTTP_POST_VARS[$fname] = stripslashes(
- $HTTP_POST_VARS[$fname] );
- }
- global ${$fname};
- if ( isset( ${$fname} ) ) {
- ${$fname} = stripslashes( ${$fname} );
- }
- }
- }
- $enc = $wgOutputEncoding;
- if( $wgEditEncoding != "") $enc = $wgEditEncoding;
- if ( $enc != $wgInputEncoding ) {
- foreach ( $fields as $fname ) {
- if ( isset( $HTTP_POST_VARS[$fname] ) ) {
- $HTTP_POST_VARS[$fname] = $wgLang->iconv(
- $wgOutputEncoding, $wgInputEncoding,
- $HTTP_POST_VARS[$fname] );
- }
- global ${$fname};
- if ( isset( ${$fname} ) ) {
- ${$fname} = $wgLang->iconv(
- $enc, $wgInputEncoding, ${$fname} );
- }
- }
- }
+ wfDebugDieBacktrace( "Call to obsolete wfCleanFormFields(). Use wgRequest instead..." );
}
function wfMungeQuotes( $in )
function wfCleanQueryVar( $var )
{
- global $wgLang;
- if ( get_magic_quotes_gpc() ) {
- $var = stripslashes( $var );
- }
- return $wgLang->recodeInput( $var );
+ wfDebugDieBacktrace( "Call to obsolete function wfCleanQueryVar(); use wgRequest instead" );
}
function wfSpecialPage()
$wgOut->setArticleRelated( false );
$wgOut->setRobotpolicy( "noindex,follow" );
- $par = NULL;
- list($t, $par) = split( "/", $wgTitle->getDBkey(), 2 );
+ $bits = split( "/", $wgTitle->getDBkey(), 2 );
+ $t = $bits[0];
+ if( empty( $bits[1] ) ) {
+ $par = NULL;
+ } else {
+ $par = $bits[1];
+ }
if ( array_key_exists( $t, $validSP ) ||
( $wgUser->isSysop() && array_key_exists( $t, $sysopSP ) ) ||
$wgOut->setPageTitle( wfMsg( strtolower( $wgTitle->getText() ) ) );
$inc = "Special" . $t . ".php";
- include_once( $inc );
+ require_once( $inc );
$call = "wfSpecial" . $t;
$call( $par );
} else if ( array_key_exists( $t, $sysopSP ) ) {
function wfSearch( $s )
{
- $se = new SearchEngine( wfCleanQueryVar( $s ) );
+ $se = new SearchEngine( $s );
$se->showResults();
}
function wfGo( $s )
{ # pick the nearest match
- $se = new SearchEngine( wfCleanQueryVar( $s ) );
+ $se = new SearchEngine( $s );
$se->goResult();
}
exit();
}
+function wfDebugDieBacktrace( $msg = "" ) {
+ $msg .= "\n<p>Backtrace:</p>\n<ul>\n";
+ $backtrace = debug_backtrace();
+ foreach( $backtrace as $call ) {
+ $f = explode( DIRECTORY_SEPARATOR, $call['file'] );
+ $file = $f[count($f)-1];
+ $msg .= "<li>" . $file . " line " . $call['line'] . ", in ";
+ if( !empty( $call['class'] ) ) $msg .= $call['class'] . "::";
+ $msg .= $call['function'] . "()</li>\n";
+ }
+ die( $msg );
+}
+
function wfNumberOfArticles()
{
global $wgNumberOfArticles;
return $dest;
}
+function wfImageThumbDir( $fname , $subdir="thumb")
+{
+ return wfImageArchiveDir( $fname, $subdir );
+}
+
function wfImageArchiveDir( $fname , $subdir="archive")
{
global $wgUploadDirectory;
$hash = md5( $fname );
$oldumask = umask(0);
+
+ # Suppress warning messages here; if the file itself can't
+ # be written we'll worry about it then.
$archive = "{$wgUploadDirectory}/{$subdir}";
- if ( ! is_dir( $archive ) ) { mkdir( $archive, 0777 ); }
+ if ( ! is_dir( $archive ) ) { @mkdir( $archive, 0777 ); }
$archive .= "/" . $hash{0};
- if ( ! is_dir( $archive ) ) { mkdir( $archive, 0777 ); }
+ if ( ! is_dir( $archive ) ) { @mkdir( $archive, 0777 ); }
$archive .= "/" . substr( $hash, 0, 2 );
- if ( ! is_dir( $archive ) ) { mkdir( $archive, 0777 ); }
+ if ( ! is_dir( $archive ) ) { @mkdir( $archive, 0777 ); }
umask( $oldumask );
return $archive;
}
-function wfRecordUpload( $name, $oldver, $size, $desc )
+function wfRecordUpload( $name, $oldver, $size, $desc, $copyStatus = "", $source = "" )
{
global $wgUser, $wgLang, $wgTitle, $wgOut, $wgDeferredUpdateList;
- global $wgUseCopyrightUpload , $wpUploadCopyStatus , $wpUploadSource ;
+ global $wgUseCopyrightUpload;
$fname = "wfRecordUpload";
if ( $wgUseCopyrightUpload )
{
$textdesc = "== " . wfMsg ( "filedesc" ) . " ==\n" . $desc . "\n" .
- "== " . wfMsg ( "filestatus" ) . " ==\n" . $wpUploadCopyStatus . "\n" .
- "== " . wfMsg ( "filesource" ) . " ==\n" . $wpUploadSource ;
+ "== " . wfMsg ( "filestatus" ) . " ==\n" . $copyStatus . "\n" .
+ "== " . wfMsg ( "filesource" ) . " ==\n" . $source ;
}
else $textdesc = $desc ;
",'" . wfStrencode( $textdesc ) . "','{$won}','{$now}')";
wfQuery( $sql, DB_WRITE, $fname );
$id = wfInsertId() or 0; # We should throw an error instead
- $sql = "INSERT INTO recentchanges (rc_namespace,rc_title,
- rc_comment,rc_user,rc_user_text,rc_timestamp,rc_new,
- rc_cur_id,rc_cur_time) VALUES ({$common},{$id},'{$now}')";
- wfQuery( $sql, DB_WRITE, $fname );
+
+ $titleObj = Title::makeTitle( NS_IMAGE, $name );
+ RecentChange::notifyNew( $now, $titleObj, 0, $wgUser, $desc );
+
$u = new SearchUpdate( $id, $name, $desc );
$u->doUpdate();
}
function wfShowingResults( $offset, $limit )
{
- return wfMsg( "showingresults", $limit, $offset+1 );
+ global $wgLang;
+ return wfMsg( "showingresults", $wgLang->formatNum( $limit ), $wgLang->formatNum( $offset+1 ) );
}
function wfShowingResultsNum( $offset, $limit, $num )
{
- return wfMsg( "showingresultsnum", $limit, $offset+1, $num );
+ global $wgLang;
+ return wfMsg( "showingresultsnum", $wgLang->formatNum( $limit ), $wgLang->formatNum( $offset+1 ), $wgLang->formatNum( $num ) );
}
function wfViewPrevNext( $offset, $limit, $link, $query = "", $atend = false )
{
- global $wgUser;
- $prev = wfMsg( "prevn", $limit );
- $next = wfMsg( "nextn", $limit );
+ global $wgUser, $wgLang;
+ $fmtLimit = $wgLang->formatNum( $limit );
+ $prev = wfMsg( "prevn", $fmtLimit );
+ $next = wfMsg( "nextn", $fmtLimit );
+ $link = wfUrlencode( $link );
$sk = $wgUser->getSkin();
if ( 0 != $offset ) {
function wfNumLink( $offset, $limit, $link, $query = "" )
{
- global $wgUser;
+ global $wgUser, $wgLang;
if ( "" == $query ) { $q = ""; }
else { $q = "{$query}&"; }
$q .= "limit={$limit}&offset={$offset}";
- $s = "<a href=\"" . wfLocalUrlE( $link, $q ) . "\">{$limit}</a>";
+ $fmtLimit = $wgLang->formatNum( $limit );
+ $s = "<a href=\"" . wfLocalUrlE( $link, $q ) . "\">{$fmtLimit}</a>";
return $s;
}
# Yay, more global functions!
function wfCheckLimits( $deflimit = 50, $optionname = "rclimit" ) {
- global $wgUser;
+ global $wgUser, $wgRequest;
- $limit = (int)$_REQUEST['limit'];
+ $limit = $wgRequest->getInt( 'limit', 0 );
if( $limit < 0 ) $limit = 0;
if( ( $limit == 0 ) && ( $optionname != "" ) ) {
$limit = (int)$wgUser->getOption( $optionname );
if( $limit <= 0 ) $limit = $deflimit;
if( $limit > 5000 ) $limit = 5000; # We have *some* limits...
- $offset = (int)$_REQUEST['offset'];
- $offset = (int)$offset;
+ $offset = $wgRequest->getInt( 'offset', 0 );
if( $offset < 0 ) $offset = 0;
if( $offset > 65000 ) $offset = 65000; # do we need a max? what?
return $out;
}
+function wfTime(){
+ $st = explode( " ", microtime() );
+ return (float)$st[0] + (float)$st[1];
+}
+
# Changes the first character to an HTML entity
function wfHtmlEscapeFirst( $text ) {
$ord = ord($text);
return "&#$ord;$newText";
}
+# Sets dest to source and returns the original value of dest
function wfSetVar( &$dest, $source )
{
$temp = $dest;
return $temp;
}
-function &wfSetRef( &$dest, $source )
+# Sets dest to a reference to source and returns the original dest
+function &wfSetRef( &$dest, &$source )
{
$temp =& $dest;
$dest =& $source;
return $cgi;
}
-/* Purges a list of Squids defined in $wgSquidServers.
-$urlArr should contain the full URLs to purge as values
-(example: $urlArr[] = 'http://my.host/something')
-XXX report broken Squids per mail or log */
-
+# This is obsolete, use SquidUpdate::purge()
function wfPurgeSquidServers ($urlArr) {
- global $wgSquidServers;
- $maxsocketspersquid = 8; // socket cap per Squid
- $urlspersocket = 400; // 400 seems to be a good tradeoff, opening a socket takes a while
- $sockspersq = ceil(count($urlArr) / $urlspersocket );
- if ($sockspersq == 1) {
- /* the most common case */
- $urlspersocket = count($urlArr);
- } else if ($sockspersq > $maxsocketspersquid ) {
- $urlspersocket = ceil(count($urlArr) / $maxsocketspersquid);
- $sockspersq = $maxsocketspersquid;
- }
- $totalsockets = count($wgSquidServers) * $sockspersq;
- $sockets = Array();
- $t = microtime(1);
-
- /* this sets up the sockets and tests the first socket for each server. */
- for ($ss=0;$ss < count($wgSquidServers);$ss++) {
- $failed = false;
- $so = 0;
- while ($so < $sockspersq && !$failed) {
- if ($so == 0) {
- /* first socket for this server, do the tests */
- $socket = @fsockopen($wgSquidServers[$ss], 80, $error, $errstr, 3);
- if (!$socket) {
- $failed = true;
- $totalsockets -= $sockspersq;
- } else {
- @fputs($socket,"PURGE " . $urlArr[0] . " HTTP/1.0\r\n".
- "Connection: Keep-Alive\r\n\r\n");
- $res = '';
- while (strlen($res) < 230 ) {
- $res .= @fread($socket,512);
- }
- /* Squid only returns http headers with 200 or 404 status,
- if there's more returned something's wrong */
- if (strlen($res) > 250) {
- fclose($socket);
- $failed = true;
- $totalsockets -= $sockspersq;
- } else {
- @stream_set_blocking($socket,false);
- $sockets[] = $socket;
- }
- }
- } else {
- /* open the remaining sockets for this server */
- $sockets[] = @fsockopen($wgSquidServers[$ss], 80, $error, $errstr, 2);
- @stream_set_blocking($sockets[$s],false);
- }
- $so++;
- }
- }
-
- if ($urlspersocket > 1) {
- /* now do the heavy lifting. The fread() relies on Squid returning only the headers */
- for ($r=0;$r < $urlspersocket;$r++) {
- for ($s=0;$s < $totalsockets;$s++) {
- if($r != 0) {
- $res = '';
- while (strlen($res) < 230 ) {
- $res .= @fread($sockets[$s],512);
- }
+ SquidUpdate::purge( $urlArr );
+}
+
+# Windows-compatible version of escapeshellarg()
+function wfEscapeShellArg( )
+{
+ $args = func_get_args();
+ $first = true;
+ $retVal = "";
+ foreach ( $args as $arg ) {
+ if ( !$first ) {
+ $retVal .= " ";
+ } else {
+ $first = false;
+ }
+
+ if (substr(php_uname(), 0, 7) == "Windows") {
+ $retVal .= '"' . str_replace( '"','\"', $arg ) . '"';
+ } else {
+ $retVal .= escapeshellarg( $arg );
+ }
+ }
+ return $retVal;
+}
+
+# wfMerge attempts to merge differences between three texts.
+# Returns true for a clean merge and false for failure or a conflict.
+
+function wfMerge( $old, $mine, $yours, &$result ){
+ global $wgDiff3;
+
+ # This check may also protect against code injection in
+ # case of broken installations.
+ if(! file_exists( $wgDiff3 ) ){
+ return false;
+ }
+
+ # Make temporary files
+ $td = "/tmp/";
+ $oldtextFile = fopen( $oldtextName = tempnam( $td, "merge-old-" ), "w" );
+ $mytextFile = fopen( $mytextName = tempnam( $td, "merge-mine-" ), "w" );
+ $yourtextFile = fopen( $yourtextName = tempnam( $td, "merge-your-" ), "w" );
+
+ fwrite( $oldtextFile, $old ); fclose( $oldtextFile );
+ fwrite( $mytextFile, $mine ); fclose( $mytextFile );
+ fwrite( $yourtextFile, $yours ); fclose( $yourtextFile );
+
+ # Check for a conflict
+ $cmd = wfEscapeShellArg( $wgDiff3 ) . " -a --overlap-only " .
+ wfEscapeShellArg( $mytextName ) . " " .
+ wfEscapeShellArg( $oldtextName ) . " " .
+ wfEscapeShellArg( $yourtextName );
+ $handle = popen( $cmd, "r" );
+
+ if( fgets( $handle ) ){
+ $conflict = true;
+ } else {
+ $conflict = false;
+ }
+ pclose( $handle );
+
+ # Merge differences
+ $cmd = wfEscapeShellArg( $wgDiff3 ) . " -a -e --merge " .
+ wfEscapeShellArg( $mytextName, $oldtextName, $yourtextName );
+ $handle = popen( $cmd, "r" );
+ $result = "";
+ do {
+ $data = fread( $handle, 8192 );
+ if ( strlen( $data ) == 0 ) {
+ break;
+ }
+ $result .= $data;
+ } while ( true );
+ pclose( $handle );
+ unlink( $mytextName ); unlink( $oldtextName ); unlink( $yourtextName );
+ return ! $conflict;
+}
+
+function wfVarDump( $var )
+{
+ global $wgOut;
+ $s = str_replace("\n","<br>\n", var_export( $var, true ) . "\n");
+ if ( headers_sent() || !@is_object( $wgOut ) ) {
+ print $s;
+ } else {
+ $wgOut->addHTML( $s );
+ }
+}
+
+# Provide a simple HTTP error.
+function wfHttpError( $code, $label, $desc ) {
+ global $wgOut;
+ $wgOut->disable();
+ header( "HTTP/1.0 $code $label" );
+ header( "Status: $code $label" );
+ $wgOut->sendCacheControl();
+
+ # Don't send content if it's a HEAD request.
+ if( $_SERVER['REQUEST_METHOD'] == 'HEAD' ) {
+ header( "Content-type: text/plain" );
+ print "$desc\n";
+ }
+}
+
+# Converts an Accept-* header into an array mapping string values to quality factors
+function wfAcceptToPrefs( $accept, $def = "*/*" ) {
+ # No arg means accept anything (per HTTP spec)
+ if( !$accept ) {
+ return array( $def => 1 );
+ }
+
+ $prefs = array();
+
+ $parts = explode( ",", $accept );
+
+ foreach( $parts as $part ) {
+ # FIXME: doesn't deal with params like 'text/html; level=1'
+ @list( $value, $qpart ) = explode( ";", $part );
+ if( !isset( $qpart ) ) {
+ $prefs[$value] = 1;
+ } elseif( preg_match( '/q\s*=\s*(\d*\.\d+)/', $qpart, $match ) ) {
+ $prefs[$value] = $match[1];
+ }
+ }
+
+ return $prefs;
+}
+
+/* private */ function mimeTypeMatch( $type, $avail ) {
+ if( array_key_exists($type, $avail) ) {
+ return $type;
+ } else {
+ $parts = explode( '/', $type );
+ if( array_key_exists( $parts[0] . '/*', $avail ) ) {
+ return $parts[0] . '/*';
+ } elseif( array_key_exists( '*/*', $avail ) ) {
+ return '*/*';
+ } else {
+ return NULL;
+ }
+ }
+}
+
+# FIXME: doesn't handle params like 'text/plain; charset=UTF-8'
+# XXX: generalize to negotiate other stuff
+function wfNegotiateType( $cprefs, $sprefs ) {
+ $combine = array();
+
+ foreach( array_keys($sprefs) as $type ) {
+ $parts = explode( '/', $type );
+ if( $parts[1] != '*' ) {
+ $ckey = mimeTypeMatch( $type, $cprefs );
+ if( $ckey ) {
+ $combine[$type] = $sprefs[$type] * $cprefs[$ckey];
+ }
+ }
+ }
+
+ foreach( array_keys( $cprefs ) as $type ) {
+ $parts = explode( '/', $type );
+ if( $parts[1] != '*' && !array_key_exists( $type, $sprefs ) ) {
+ $skey = mimeTypeMatch( $type, $sprefs );
+ if( $skey ) {
+ $combine[$type] = $sprefs[$skey] * $cprefs[$type];
+ }
+ }
+ }
+
+ $bestq = 0;
+ $besttype = NULL;
+
+ foreach( array_keys( $combine ) as $type ) {
+ if( $combine[$type] > $bestq ) {
+ $besttype = $type;
+ $bestq = $combine[$type];
}
- $urindex = $r + $urlspersocket * ($s - $sockspersq * floor($s / $sockspersq));
- @fputs($sockets[$s],"PURGE " . $urlArr[$urindex] . " HTTP/1.0\r\n".
- "Connection: Keep-Alive\r\n\r\n");
- }
- }
- }
-
- foreach ($sockets as $socket) {
- @fclose($sockets);
- }
- return;
+ }
+
+ return $besttype;
}
+
?>