CRM/Event/Form/ManageEvent/Delete.php

   1 <?php
   2 /*
   3  +--------------------------------------------------------------------+
   4  | CiviCRM version 4.3                                                |
   5  +--------------------------------------------------------------------+
   6  | Copyright CiviCRM LLC (c) 2004-2013                                |
   7  +--------------------------------------------------------------------+
   8  | This file is a part of CiviCRM.                                    |
   9  |                                                                    |
  10  | CiviCRM is free software; you can copy, modify, and distribute it  |
  11  | under the terms of the GNU Affero General Public License           |
  12  | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
  13  |                                                                    |
  14  | CiviCRM is distributed in the hope that it will be useful, but     |
  15  | WITHOUT ANY WARRANTY; without even the implied warranty of         |
  16  | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
  17  | See the GNU Affero General Public License for more details.        |
  18  |                                                                    |
  19  | You should have received a copy of the GNU Affero General Public   |
  20  | License and the CiviCRM Licensing Exception along                  |
  21  | with this program; if not, contact CiviCRM LLC                     |
  22  | at info[AT]civicrm[DOT]org. If you have questions about the        |
  23  | GNU Affero General Public License or the licensing of CiviCRM,     |
  24  | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
  25  +--------------------------------------------------------------------+
  26 */
  27
  28 /**
  29  *
  30  * @package CRM
  31  * @copyright CiviCRM LLC (c) 2004-2013
  32  * $Id$
  33  *
  34  */
  35
  36 /**
  37  * This class is to build the form for Deleting Group
  38  */
  39 class CRM_Event_Form_ManageEvent_Delete extends CRM_Event_Form_ManageEvent {
  40
  41   /**
  42    * page title
  43    *
  44    * @var string
  45    * @protected
  46    */
  47   protected $_title;
  48
  49   /**
  50    * Function to set variables up before form is built
  51    *
  52    * @return void
  53    * @access public
  54    */
  55   public function preProcess() {
  56     parent::preProcess();
  57
  58     if ($this->_isTemplate) {
  59       $this->_title = CRM_Core_DAO::getFieldValue('CRM_Event_DAO_Event', $this->_id, 'template_title');
  60     }
  61     else {
  62       $this->_title = CRM_Core_DAO::getFieldValue('CRM_Event_DAO_Event', $this->_id, 'title');
  63     }
  64
  65     if (!CRM_Event_BAO_Event::checkPermission($this->_id, CRM_Core_Permission::DELETE)) {
  66       CRM_Core_Error::fatal(ts('You do not have permission to access this page'));
  67     }
  68   }
  69
  70   /**
  71    * Function to actually build the form
  72    *
  73    * @return None
  74    * @access public
  75    */
  76   public function buildQuickForm() {
  77     $this->assign('title', $this->_title);
  78
  79     $buttons = array(
  80       array(
  81         'type' => 'next',
  82         'name' => $this->_isTemplate ? ts('Delete Event Template') : ts('Delete Event'),
  83         'isDefault' => TRUE,
  84       ),
  85       array(
  86         'type' => 'cancel',
  87         'name' => ts('Cancel'),
  88       ),
  89     );
  90     $this->addButtons($buttons);
  91   }
  92
  93   /**
  94    * Process the form when submitted
  95    *
  96    * @return void
  97    * @access public
  98    */
  99   public function postProcess() {
 100     $participant = new CRM_Event_DAO_Participant();
 101     $participant->event_id = $this->_id;
 102
 103     if ($participant->find()) {
 104       $searchURL = CRM_Utils_System::url('civicrm/event/search', 'reset=1');
 105       CRM_Core_Session::setStatus(ts('This event cannot be deleted because there are participant records linked to it. If you want to delete this event, you must first find the participants linked to this event and delete them. You can use use <a href=\'%1\'> CiviEvent >> Find Participants page </a>.',
 106           array(1 => $searchURL)
 107         ), ts('Deletion Error'), 'error');
 108       return;
 109     }
 110     CRM_Event_BAO_Event::del($this->_id);
 111     if ($this->_isTemplate) {
 112       CRM_Core_Session::setStatus(ts("'%1' has been deleted.", array(1 => $this->_title)), t('Template Deleted'), 'success');
 113       CRM_Utils_System::redirect(CRM_Utils_System::url('civicrm/admin/eventTemplate', 'reset=1'));
 114     }
 115     else {
 116       CRM_Core_Session::setStatus(ts("'%1' has been deleted.", array(1 => $this->_title)), t('Event Deleted'), 'success');
 117     }
 118   }
 119 }
 120