[Sommaire] [Imprimer]

   1  <?php
   2  /*
   3  + ----------------------------------------------------------------------------+
   4  |     e107 website system
   5  |
   6  |     ©Steve Dunstan 2001-2002
   7  |     http://e107.org
   8  |     jalist@e107.org
   9  |
  10  |     Released under the terms and conditions of the
  11  |     GNU General Public License (http://gnu.org).
  12  |
  13  |     $Source: /cvsroot/e107/e107_0.7/e107_handlers/profanity_filter.php,v $
  14  |     $Revision: 1.8 $
  15  |     $Date: 2006/10/16 22:51:09 $
  16  |     $Author: e107coders $
  17  +----------------------------------------------------------------------------+
  18  */
  19  
  20  if (!defined('e107_INIT')) { exit; }
  21  
  22  class e_profanityFilter {
  23      var $profanityList;
  24  
  25  	function e_profanityFilter() {
  26          global $pref;
  27  
  28          $words = explode(",", $pref['profanity_words']);
  29          $word_array = array();
  30          foreach($words as $word) {
  31              $word = trim($word);
  32              if($word != "")
  33              {
  34                  $word_array[] = $word;
  35              }
  36          }
  37          if(count($word_array))
  38          {
  39              $this->profanityList = implode("\b|\b", $word_array);
  40          }
  41          unset($words);
  42          return TRUE;
  43      }
  44  
  45  	function filterProfanities($text) {
  46          global $pref;
  47          if (!$this->profanityList) {
  48              return $text;
  49          }
  50          if ($pref['profanity_replace']) {
  51              return preg_replace("#\b".$this->profanityList."\b#is", $pref['profanity_replace'], $text);
  52          } else {
  53              return preg_replace_callback("#\b".$this->profanityList."\b#is", array($this, 'replaceProfanities'), $text);
  54          }
  55      }
  56  
  57  	function replaceProfanities($matches) {
  58          /*!
  59          @function replaceProfanities callback
  60          @abstract replaces vowels in profanity words with stars
  61          @param text string - text string to be filtered
  62          @result filtered text
  63          */
  64  
  65          return preg_replace("#a|e|i|o|u#i", "*" , $matches[0]);
  66      }
  67  }
  68  
  69  ?>