Entity::getEntityIDByTag PHP Method

    static function getEntityIDByTag($value)
    {
        return self::getEntityIDByField("tag", $value);
    }

 /**
  * @see Rule::executeActions()
  **/
 function executeActions($output, $params)
 {
     if (count($this->actions)) {
         foreach ($this->actions as $action) {
             switch ($action->fields["action_type"]) {
                 case "assign":
                     $output[$action->fields["field"]] = $action->fields["value"];
                     break;
                 case "regex_result":
                     //Assign entity using the regex's result
                     if ($action->fields["field"] == "_affect_entity_by_tag") {
                         //Get the TAG from the regex's results
                         if (isset($this->regex_results[0])) {
                             $res = RuleAction::getRegexResultById($action->fields["value"], $this->regex_results[0]);
                         } else {
                             $res = $action->fields["value"];
                         }
                         if ($res != null) {
                             //Get the entity associated with the TAG
                             $target_entity = Entity::getEntityIDByTag($res);
                             if ($target_entity != '') {
                                 $output["entities_id"] = $target_entity;
                             }
                         }
                     }
                     break;
             }
         }
     }
     return $output;
 }