示例#1
0
 /**
  * Execute functions hooked on a specific action hook, specifying arguments in an array.
  *
  * @see do_action() This function is identical, but the arguments passed to the
  * functions hooked to <tt>$tag</tt> are supplied using an array.
  *
  * this function was stolen from WordPress
  *
  * @param string $tag The name of the action to be executed.
  * @param array $args The arguments supplied to the functions hooked to <tt>$tag</tt>
  * @return null Will return null if $tag does not exist in $wp_filter array
  */
 public static function do_action_ref_array($tag, $args)
 {
     if (!is_array(self::$actions)) {
         self::$actions = array($tag);
     } else {
         self::$actions[] = $tag;
     }
     self::$current_filter[] = $tag;
     /**
     * exclude all actions until we need them
     		// Do 'all' actions first
     		if ( isset(self::$filter['all']) ) {
     			$all_args = func_get_args();
     			_call_all_hook($all_args);
     		}
     */
     if (!isset(self::$filter[$tag])) {
         array_pop(self::$current_filter);
         return;
     }
     // Sort
     if (!isset(self::$merged_filters[$tag])) {
         ksort(self::$filter[$tag]);
         self::$merged_filters[$tag] = true;
     }
     reset(self::$filter[$tag]);
     do {
         foreach ((array) current(self::$filter[$tag]) as $the_) {
             if (!is_null($the_['function'])) {
                 call_user_func_array($the_['function'], array_slice($args, 0, (int) $the_['accepted_args']));
             }
         }
     } while (next(self::$filter[$tag]) !== false);
     array_pop(self::$current_filter);
 }