includes/deferred/CallableUpdate.php

   1 <?php
   2
   3 /**
   4  * Deferrable Update for closure/callback
   5  */
   6 class MWCallableUpdate implements DeferrableUpdate {
   7         /**
   8          * @var closure/callback
   9          */
  10         private $callback;
  11
  12         /**
  13          * @param callable $callback
  14          * @throws MWException
  15          */
  16         public function __construct( $callback ) {
  17                 if ( !is_callable( $callback ) ) {
  18                         throw new MWException( 'Not a valid callback/closure!' );
  19                 }
  20                 $this->callback = $callback;
  21         }
  22
  23         /**
  24          * Run the update
  25          */
  26         public function doUpdate() {
  27                 call_user_func( $this->callback );
  28         }
  29 }