CRM-14727 - Fire case-change events which include Civi\CCase\Analyzer.

[civicrm-core.git] / Civi / CCase / Events.php

<?php
/*
 +--------------------------------------------------------------------+
 | CiviCRM version 4.5                                                |
 +--------------------------------------------------------------------+
 | Copyright CiviCRM LLC (c) 2004-2014                                |
 +--------------------------------------------------------------------+
 | This file is a part of CiviCRM.                                    |
 |                                                                    |
 | CiviCRM is free software; you can copy, modify, and distribute it  |
 | under the terms of the GNU Affero General Public License           |
 | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
 |                                                                    |
 | CiviCRM is distributed in the hope that it will be useful, but     |
 | WITHOUT ANY WARRANTY; without even the implied warranty of         |
 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
 | See the GNU Affero General Public License for more details.        |
 |                                                                    |
 | You should have received a copy of the GNU Affero General Public   |
 | License and the CiviCRM Licensing Exception along                  |
 | with this program; if not, contact CiviCRM LLC                     |
 | at info[AT]civicrm[DOT]org. If you have questions about the        |
 | GNU Affero General Public License or the licensing of CiviCRM,     |
 | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
 +--------------------------------------------------------------------+
*/
namespace Civi\CCase;

class Events {
  /**
   * Following a change to an activity or case, fire the case-change event.
   *
   * @param \Civi\Core\Event\PostEvent $event
   * @throws \CRM_Core_Exception
   */
  public static function fireCaseChange(\Civi\Core\Event\PostEvent $event) {
    $caseId = NULL;
    switch ($event->entity) {
      case 'Activity':
        if ($event->object->case_id) {
          $caseId = $event->object->case_id;
        }
        break;
      case 'Case':
        $caseId = $event->id;
        break;
      default:
        throw new \CRM_Core_Exception("CRM_Case_Listener does not support entity {$event->entity}");
    }

    if ($caseId) {
      $analyzer = new \Civi\CCase\Analyzer($caseId);
      \CRM_Utils_Hook::caseChange($analyzer);
    }
  }

  /**
   * Find any extra listeners declared in XML and pass the event along to them
   *
   * @param Event\CaseChangeEvent $event
   */
  public static function delegateToXmlListeners(\Civi\CCase\Event\CaseChangeEvent $event) {
    $p = new \CRM_Case_XMLProcessor_Process();
    $listeners = $p->getListeners($event->analyzer->getCaseType());
    foreach ($listeners as $listener) {
      /** @var $listener \Civi\CCase\CaseChangeListener */
      $listener->onCaseChange($event);
    }
  }
}