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   1  <?php
   2  
   3  /**
   4   * Abstract base token class that all others inherit from.
   5   */
   6  class HTMLPurifier_Token {
   7      public $line; /**< Line number node was on in source document. Null if unknown. */
   8      public $col;  /**< Column of line node was on in source document. Null if unknown. */
   9  
  10      /**
  11       * Lookup array of processing that this token is exempt from.
  12       * Currently, valid values are "ValidateAttributes" and
  13       * "MakeWellFormed_TagClosedError"
  14       */
  15      public $armor = array();
  16  
  17      /**
  18       * Used during MakeWellFormed.
  19       */
  20      public $skip;
  21      public $rewind;
  22      public $carryover;
  23  
  24      public function __get($n) {
  25        if ($n === 'type') {
  26          trigger_error('Deprecated type property called; use instanceof', E_USER_NOTICE);
  27          switch (get_class($this)) {
  28            case 'HTMLPurifier_Token_Start':      return 'start';
  29            case 'HTMLPurifier_Token_Empty':      return 'empty';
  30            case 'HTMLPurifier_Token_End':        return 'end';
  31            case 'HTMLPurifier_Token_Text':       return 'text';
  32            case 'HTMLPurifier_Token_Comment':    return 'comment';
  33            default: return null;
  34          }
  35        }
  36      }
  37  
  38      /**
  39       * Sets the position of the token in the source document.
  40       */
  41      public function position($l = null, $c = null) {
  42          $this->line = $l;
  43          $this->col  = $c;
  44      }
  45  
  46      /**
  47       * Convenience function for DirectLex settings line/col position.
  48       */
  49      public function rawPosition($l, $c) {
  50          if ($c === -1) $l++;
  51          $this->line = $l;
  52          $this->col  = $c;
  53      }
  54  
  55  }
  56  
  57  // vim: et sw=4 sts=4