CRM/Core/Permission/WordPress.php

   1 <?php
   2 /*
   3  +--------------------------------------------------------------------+
   4  | CiviCRM version 4.7                                                |
   5  +--------------------------------------------------------------------+
   6  | Copyright CiviCRM LLC (c) 2004-2018                                |
   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) 2004-2018
  32  * $Id$
  33  *
  34  */
  35
  36 /**
  37  *
  38  */
  39 class CRM_Core_Permission_WordPress extends CRM_Core_Permission_Base {
  40   /**
  41    * Given a permission string, check for access requirements
  42    *
  43    * @param string $str
  44    *   The permission to check.
  45    *
  46    * @return bool
  47    *   true if yes, else false
  48    */
  49   public function check($str) {
  50     // Generic cms 'administer users' role tranlates to users with the 'edit_users' capability' in WordPress
  51     $str = $this->translatePermission($str, 'WordPress', array(
  52       'administer users' => 'edit_users',
  53     ));
  54     if ($str == CRM_Core_Permission::ALWAYS_DENY_PERMISSION) {
  55       return FALSE;
  56     }
  57     if ($str == CRM_Core_Permission::ALWAYS_ALLOW_PERMISSION) {
  58       return TRUE;
  59     }
  60
  61     // CRM-15629
  62     // During some extern/* calls we don't bootstrap CMS hence
  63     // below constants are not set. In such cases, we don't need to
  64     // check permission, hence directly return TRUE
  65     if (!defined('ABSPATH') || !defined('WPINC')) {
  66       require_once 'CRM/Utils/System.php';
  67       CRM_Utils_System::loadBootStrap();
  68     }
  69
  70     require_once ABSPATH . WPINC . '/pluggable.php';
  71
  72     // for administrators give them all permissions
  73     if (!function_exists('current_user_can')) {
  74       return TRUE;
  75     }
  76
  77     if (current_user_can('super admin') || current_user_can('administrator')) {
  78       return TRUE;
  79     }
  80
  81     // Make string lowercase and convert spaces into underscore
  82     $str = CRM_Utils_String::munge(strtolower($str));
  83
  84     if (is_user_logged_in()) {
  85       // Check whether the logged in user has the capabilitity
  86       if (current_user_can($str)) {
  87         return TRUE;
  88       }
  89     }
  90     else {
  91       //check the capabilities of Anonymous user)
  92       $roleObj = new WP_Roles();
  93       if (
  94         $roleObj->get_role('anonymous_user') != NULL &&
  95         array_key_exists($str, $roleObj->get_role('anonymous_user')->capabilities)
  96       ) {
  97         return TRUE;
  98       }
  99     }
 100     return FALSE;
 101   }
 102
 103   /**
 104    * @inheritDoc
 105    */
 106   public function isModulePermissionSupported() {
 107     return TRUE;
 108   }
 109
 110   /**
 111    * @inheritDoc
 112    */
 113   public function upgradePermissions($permissions) {
 114   }
 115
 116 }