CRM/Utils/Cache/NaiveHasTrait.php

   1 <?php
   2 /*
   3  +--------------------------------------------------------------------+
   4  | Copyright CiviCRM LLC. All rights reserved.                        |
   5  |                                                                    |
   6  | This work is published under the GNU AGPLv3 license with some      |
   7  | permitted exceptions and without any warranty. For full license    |
   8  | and copyright information, see https://civicrm.org/licensing       |
   9  +--------------------------------------------------------------------+
  10  */
  11
  12 /**
  13  *
  14  * @package CRM
  15  * @copyright CiviCRM LLC https://civicrm.org/licensing
  16  * The traditional CRM_Utils_Cache_Interface did not support has().
  17  * To get drop-in compliance with PSR-16, we use a naive adapter.
  18  *
  19  * There may be opportunities to replace/optimize in specific drivers.
  20  */
  21 trait CRM_Utils_Cache_NaiveHasTrait {
  22
  23   public function has($key) {
  24     $nack = CRM_Utils_Cache::nack();
  25     $value = $this->get($key, $nack);
  26     return ($value !== $nack);
  27   }
  28
  29 }