CRM/Case/Task.php

   1 <?php
   2 /*
   3  +--------------------------------------------------------------------+
   4  | CiviCRM version 4.7                                                |
   5  +--------------------------------------------------------------------+
   6  | Copyright CiviCRM LLC (c) 2004-2015                                |
   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) 2004-2015
  32  */
  33
  34 /**
  35  * Class to represent the actions that can be performed on a group of contacts.
  36  *
  37  * Used by the search forms
  38  */
  39 class CRM_Case_Task {
  40   const DELETE_CASES = 1, PRINT_CASES = 2, EXPORT_CASES = 3, RESTORE_CASES = 4;
  41
  42   /**
  43    * The task array
  44    *
  45    * @var array
  46    */
  47   static $_tasks = NULL;
  48
  49   /**
  50    * The optional task array
  51    *
  52    * @var array
  53    */
  54   static $_optionalTasks = NULL;
  55
  56   /**
  57    * These tasks are the core set of tasks that the user can perform
  58    * on a contact / group of contacts
  59    *
  60    * @return array
  61    *   the set of tasks for a group of contacts
  62    */
  63   public static function &tasks() {
  64     if (!self::$_tasks) {
  65       self::$_tasks = array(
  66         1 => array(
  67           'title' => ts('Delete cases'),
  68           'class' => 'CRM_Case_Form_Task_Delete',
  69           'result' => FALSE,
  70         ),
  71         2 => array(
  72           'title' => ts('Print selected rows'),
  73           'class' => 'CRM_Case_Form_Task_Print',
  74           'result' => FALSE,
  75         ),
  76         3 => array(
  77           'title' => ts('Export cases'),
  78           'class' => array(
  79             'CRM_Export_Form_Select',
  80             'CRM_Export_Form_Map',
  81           ),
  82           'result' => FALSE,
  83         ),
  84         4 => array(
  85           'title' => ts('Restore cases'),
  86           'class' => 'CRM_Case_Form_Task_Restore',
  87           'result' => FALSE,
  88         ),
  89       );
  90       //CRM-4418, check for delete
  91       if (!CRM_Core_Permission::check('delete in CiviCase')) {
  92         unset(self::$_tasks[1]);
  93       }
  94     }
  95
  96     CRM_Utils_Hook::searchTasks('case', self::$_tasks);
  97     asort(self::$_tasks);
  98     return self::$_tasks;
  99   }
 100
 101   /**
 102    * These tasks are the core set of task titles.
 103    *
 104    * @return array
 105    *   the set of task titles
 106    */
 107   public static function &taskTitles() {
 108     self::tasks();
 109     $titles = array();
 110     foreach (self::$_tasks as $id => $value) {
 111       $titles[$id] = $value['title'];
 112     }
 113     return $titles;
 114   }
 115
 116   /**
 117    * These tasks get added based on the context the user is in.
 118    *
 119    * @return array
 120    *   the set of optional tasks for a group of contacts
 121    */
 122   public static function &optionalTaskTitle() {
 123     $tasks = array();
 124     return $tasks;
 125   }
 126
 127   /**
 128    * Show tasks selectively based on the permission level.
 129    * of the user
 130    *
 131    * @param int $permission
 132    *
 133    * @return array
 134    *   set of tasks that are valid for the user
 135    */
 136   public static function &permissionedTaskTitles($permission) {
 137     $tasks = array();
 138     if (($permission == CRM_Core_Permission::EDIT)
 139       || CRM_Core_Permission::check('access all cases and activities')
 140       || CRM_Core_Permission::check('access my cases and activities')
 141     ) {
 142       $tasks = self::taskTitles();
 143     }
 144     else {
 145       $tasks = array(
 146         3 => self::$_tasks[3]['title'],
 147       );
 148       //CRM-4418,
 149       if (CRM_Core_Permission::check('delete in CiviCase')) {
 150         $tasks[1] = self::$_tasks[1]['title'];
 151       }
 152     }
 153     return $tasks;
 154   }
 155
 156   /**
 157    * These tasks are the core set of tasks.
 158    *
 159    * @param int $value
 160    *
 161    * @return array
 162    *   the set of tasks for a group of contacts
 163    */
 164   public static function getTask($value) {
 165     self::tasks();
 166     if (!$value || !CRM_Utils_Array::value($value, self::$_tasks)) {
 167       // make the print task by default
 168       $value = 2;
 169     }
 170
 171     return array(
 172       self::$_tasks[$value]['class'],
 173       self::$_tasks[$value]['result'],
 174     );
 175   }
 176
 177 }