CRM/Event/Form/Task/Delete.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  */
  17
  18 /**
  19  * This class provides the functionality to delete a group of
  20  * participations. This class provides functionality for the actual
  21  * deletion.
  22  */
  23 class CRM_Event_Form_Task_Delete extends CRM_Event_Form_Task {
  24
  25   /**
  26    * Are we operating in "single mode", i.e. deleting one
  27    * specific participation?
  28    *
  29    * @var bool
  30    */
  31   protected $_single = FALSE;
  32
  33   /**
  34    * Build all the data structures needed to build the form.
  35    *
  36    * @return void
  37    */
  38   public function preProcess() {
  39
  40     //check for delete
  41     if (!CRM_Core_Permission::checkActionPermission('CiviEvent', CRM_Core_Action::DELETE)) {
  42       CRM_Core_Error::statusBounce(ts('You do not have permission to access this page.'));
  43     }
  44     parent::preProcess();
  45     foreach ($this->_participantIds as $participantId) {
  46       if (CRM_Event_BAO_Participant::isPrimaryParticipant($participantId)) {
  47         $this->assign('additionalParticipants', TRUE);
  48       }
  49     }
  50   }
  51
  52   /**
  53    * Build the form object.
  54    *
  55    *
  56    * @return void
  57    */
  58   public function buildQuickForm() {
  59     $deleteParticipants = [
  60       1 => ts('Delete this participant record along with associated participant record(s).'),
  61       2 => ts('Delete only this participant record.'),
  62     ];
  63
  64     $this->addRadio('delete_participant', NULL, $deleteParticipants, NULL, '<br />');
  65     $this->setDefaults(['delete_participant' => 1]);
  66
  67     $this->addDefaultButtons(ts('Delete Participations'), 'done');
  68   }
  69
  70   /**
  71    * Process the form after the input has been submitted and validated.
  72    *
  73    *
  74    * @return void
  75    */
  76   public function postProcess() {
  77     $params = $this->controller->exportValues($this->_name);
  78
  79     $participantLinks = NULL;
  80     if (CRM_Utils_Array::value('delete_participant', $params) == 2) {
  81       $links = [];
  82       foreach ($this->_participantIds as $participantId) {
  83         $additionalId = (CRM_Event_BAO_Participant::getAdditionalParticipantIds($participantId));
  84         $participantLinks = (CRM_Event_BAO_Participant::getAdditionalParticipantUrl($additionalId));
  85       }
  86     }
  87     $deletedParticipants = $additionalCount = 0;
  88     foreach ($this->_participantIds as $participantId) {
  89       if (CRM_Utils_Array::value('delete_participant', $params) == 1) {
  90         $primaryParticipantId = CRM_Core_DAO::getFieldValue("CRM_Event_DAO_Participant", $participantId, 'registered_by_id', 'id');
  91         if (CRM_Event_BAO_Participant::isPrimaryParticipant($participantId)) {
  92           $additionalIds = (CRM_Event_BAO_Participant::getAdditionalParticipantIds($participantId));
  93           $additionalCount += count($additionalIds);
  94           foreach ($additionalIds as $value) {
  95             CRM_Event_BAO_Participant::deleteParticipant($value);
  96           }
  97           CRM_Event_BAO_Participant::deleteParticipant($participantId);
  98           $deletedParticipants++;
  99         }
 100         // delete participant only if it is not an additional participant
 101         // or if it is additional and its primary participant is not selected in $this->_participantIds.
 102         elseif (empty($primaryParticipantId) || (!in_array($primaryParticipantId, $this->_participantIds))) {
 103           CRM_Event_BAO_Participant::deleteParticipant($participantId);
 104           $deletedParticipants++;
 105         }
 106       }
 107       else {
 108         CRM_Event_BAO_Participant::deleteParticipant($participantId);
 109         $deletedParticipants++;
 110       }
 111     }
 112     if ($additionalCount) {
 113       $deletedParticipants += $additionalCount;
 114     }
 115
 116     $status = ts('%count participant deleted.', ['plural' => '%count participants deleted.', 'count' => $deletedParticipants]);
 117
 118     if ($participantLinks) {
 119       $status .= '<p>' . ts('The following participants no longer have an event fee recorded. You can edit their registration and record a replacement contribution by clicking the links below:')
 120         . '</p>' . $participantLinks;
 121     }
 122     CRM_Core_Session::setStatus($status, ts('Removed'), 'info');
 123   }
 124
 125 }