www/extensions/safehtml/lib/safehtml/classes/HTMLSax3/Decorators.php

   1 <?php
   2 class XML_HTMLSax3_Trim {
   3  var $orig_obj;
   4  var $orig_method;
   5  function XML_HTMLSax3_Trim(&$orig_obj, $orig_method) {
   6   $this->orig_obj =& $orig_obj;
   7   $this->orig_method = $orig_method;
   8  }
   9  function trimData(&$parser, $data) {
  10   $data = trim($data);
  11   if ($data != '') {
  12    $this->orig_obj->{$this->orig_method}($parser, $data);
  13   }
  14  }
  15 }
  16 class XML_HTMLSax3_CaseFolding {
  17  var $orig_obj;
  18  var $orig_open_method;
  19  var $orig_close_method;
  20  function XML_HTMLSax3_CaseFolding(&$orig_obj, $orig_open_method, $orig_close_method) {
  21   $this->orig_obj =& $orig_obj;
  22   $this->orig_open_method = $orig_open_method;
  23   $this->orig_close_method = $orig_close_method;
  24  }
  25  function foldOpen(&$parser, $tag, $attrs=array(), $empty = FALSE) {
  26   $this->orig_obj->{$this->orig_open_method}($parser, strtoupper($tag), $attrs, $empty);
  27  }
  28  function foldClose(&$parser, $tag, $empty = FALSE) {
  29   $this->orig_obj->{$this->orig_close_method}($parser, strtoupper($tag), $empty);
  30  }
  31 }
  32 class XML_HTMLSax3_Linefeed {
  33  var $orig_obj;
  34  var $orig_method;
  35  function XML_HTMLSax3_LineFeed(&$orig_obj, $orig_method) {
  36   $this->orig_obj =& $orig_obj;
  37   $this->orig_method = $orig_method;
  38  }
  39  function breakData(&$parser, $data) {
  40   $data = explode("\n",$data);
  41   foreach ( $data as $chunk ) {
  42    $this->orig_obj->{$this->orig_method}($parser, $chunk);
  43   }
  44  }
  45 }
  46 class XML_HTMLSax3_Tab {
  47  var $orig_obj;
  48  var $orig_method;
  49  function XML_HTMLSax3_Tab(&$orig_obj, $orig_method) {
  50   $this->orig_obj =& $orig_obj;
  51   $this->orig_method = $orig_method;
  52  }
  53  function breakData(&$parser, $data) {
  54   $data = explode("\t",$data);
  55   foreach ( $data as $chunk ) {
  56    $this->orig_obj->{$this->orig_method}($this, $chunk);
  57   }
  58  }
  59 }
  60 class XML_HTMLSax3_Entities_Parsed {
  61  var $orig_obj;
  62  var $orig_method;
  63  function XML_HTMLSax3_Entities_Parsed(&$orig_obj, $orig_method) {
  64   $this->orig_obj =& $orig_obj;
  65   $this->orig_method = $orig_method;
  66  }
  67  function breakData(&$parser, $data) {
  68   $data = preg_split('/(&.+?;)/',$data,-1,PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY);
  69   foreach ( $data as $chunk ) {
  70    $chunk = html_entity_decode($chunk,ENT_NOQUOTES);
  71    $this->orig_obj->{$this->orig_method}($this, $chunk);
  72   }
  73  }
  74 }
  75 if (version_compare(phpversion(), '4.3', '<') && !function_exists('html_entity_decode') ) {
  76  function html_entity_decode($str, $style=ENT_NOQUOTES) {
  77   return strtr($str,
  78    array_flip(get_html_translation_table(HTML_ENTITIES,$style)));
  79  }
  80 }
  81 class XML_HTMLSax3_Entities_Unparsed {
  82  var $orig_obj;
  83  var $orig_method;
  84  function XML_HTMLSax3_Entities_Unparsed(&$orig_obj, $orig_method) {
  85   $this->orig_obj =& $orig_obj;
  86   $this->orig_method = $orig_method;
  87  }
  88  function breakData(&$parser, $data) {
  89   $data = preg_split('/(&.+?;)/',$data,-1,PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY);
  90   foreach ( $data as $chunk ) {
  91    $this->orig_obj->{$this->orig_method}($this, $chunk);
  92   }
  93  }
  94 }
  95
  96 class XML_HTMLSax3_Escape_Stripper {
  97  var $orig_obj;
  98  var $orig_method;
  99  function XML_HTMLSax3_Escape_Stripper(&$orig_obj, $orig_method) {
 100   $this->orig_obj =& $orig_obj;
 101   $this->orig_method = $orig_method;
 102  }
 103  function strip(&$parser, $data) {
 104   if ( substr($data,0,2) == '--' ) {
 105    $patterns = array(
 106     '/^\-\-/',    // Opening comment: --
 107     '/\-\-$/',    // Closing comment: --
 108    );
 109    $data = preg_replace($patterns,'',$data);
 110
 111   } else if ( substr($data,0,1) == '[' ) {
 112    $patterns = array(
 113     '/^\[.*CDATA.*\[/s', // Opening CDATA
 114     '/\].*\]$/s',    // Closing CDATA
 115     );
 116    $data = preg_replace($patterns,'',$data);
 117   }
 118
 119   $this->orig_obj->{$this->orig_method}($this, $data);
 120  }
 121 }
 122 ?>