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vendor/ezyang/htmlpurifier/library/HTMLPurifier/IDAccumulator.php 1.61 KB
abf1649b   andryeyev   Чистая установка ...
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  <?php
  
  /**
   * Component of HTMLPurifier_AttrContext that accumulates IDs to prevent dupes
   * @note In Slashdot-speak, dupe means duplicate.
   * @note The default constructor does not accept $config or $context objects:
   *       use must use the static build() factory method to perform initialization.
   */
  class HTMLPurifier_IDAccumulator
  {
  
      /**
       * Lookup table of IDs we've accumulated.
       * @public
       */
      public $ids = array();
  
      /**
       * Builds an IDAccumulator, also initializing the default blacklist
       * @param HTMLPurifier_Config $config Instance of HTMLPurifier_Config
       * @param HTMLPurifier_Context $context Instance of HTMLPurifier_Context
       * @return HTMLPurifier_IDAccumulator Fully initialized HTMLPurifier_IDAccumulator
       */
      public static function build($config, $context)
      {
          $id_accumulator = new HTMLPurifier_IDAccumulator();
          $id_accumulator->load($config->get('Attr.IDBlacklist'));
          return $id_accumulator;
      }
  
      /**
       * Add an ID to the lookup table.
       * @param string $id ID to be added.
       * @return bool status, true if success, false if there's a dupe
       */
      public function add($id)
      {
          if (isset($this->ids[$id])) {
              return false;
          }
          return $this->ids[$id] = true;
      }
  
      /**
       * Load a list of IDs into the lookup table
       * @param $array_of_ids Array of IDs to load
       * @note This function doesn't care about duplicates
       */
      public function load($array_of_ids)
      {
          foreach ($array_of_ids as $id) {
              $this->ids[$id] = true;
          }
      }
  }
  
  // vim: et sw=4 sts=4