| 1 | <?php |
| 2 | /* |
| 3 | +--------------------------------------------------------------------+ |
| 4 | | CiviCRM version 5 | |
| 5 | +--------------------------------------------------------------------+ |
| 6 | | Copyright CiviCRM LLC (c) 2004-2019 | |
| 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) 2004-2019 |
| 32 | * $Id$ |
| 33 | * |
| 34 | */ |
| 35 | |
| 36 | /** |
| 37 | * |
| 38 | */ |
| 39 | class CRM_Core_Permission_Drupal extends CRM_Core_Permission_DrupalBase { |
| 40 | |
| 41 | /** |
| 42 | * Is this user someone with access for the entire system. |
| 43 | * |
| 44 | * @var bool |
| 45 | */ |
| 46 | protected $_viewAdminUser = FALSE; |
| 47 | protected $_editAdminUser = FALSE; |
| 48 | |
| 49 | /** |
| 50 | * Am in in view permission or edit permission? |
| 51 | * @var bool |
| 52 | */ |
| 53 | protected $_viewPermission = FALSE; |
| 54 | protected $_editPermission = FALSE; |
| 55 | |
| 56 | /** |
| 57 | * The current set of permissioned groups for the user. |
| 58 | * |
| 59 | * @var array |
| 60 | */ |
| 61 | protected $_viewPermissionedGroups; |
| 62 | protected $_editPermissionedGroups; |
| 63 | |
| 64 | /** |
| 65 | * Given a permission string, check for access requirements |
| 66 | * |
| 67 | * @param string $str |
| 68 | * The permission to check. |
| 69 | * |
| 70 | * @param int $userId |
| 71 | * |
| 72 | * @return bool |
| 73 | * true if yes, else false |
| 74 | */ |
| 75 | public function check($str, $userId = NULL) { |
| 76 | $str = $this->translatePermission($str, 'Drupal', [ |
| 77 | 'view user account' => 'access user profiles', |
| 78 | 'administer users' => 'administer users', |
| 79 | ]); |
| 80 | if ($str == CRM_Core_Permission::ALWAYS_DENY_PERMISSION) { |
| 81 | return FALSE; |
| 82 | } |
| 83 | if ($str == CRM_Core_Permission::ALWAYS_ALLOW_PERMISSION) { |
| 84 | return TRUE; |
| 85 | } |
| 86 | if (function_exists('user_access')) { |
| 87 | $account = NULL; |
| 88 | if ($userId) { |
| 89 | $account = user_load($userId); |
| 90 | } |
| 91 | return user_access($str, $account); |
| 92 | } |
| 93 | return TRUE; |
| 94 | } |
| 95 | |
| 96 | /** |
| 97 | * Given a roles array, check for access requirements |
| 98 | * |
| 99 | * @param array $array |
| 100 | * The roles to check. |
| 101 | * |
| 102 | * @return bool |
| 103 | * true if yes, else false |
| 104 | */ |
| 105 | public function checkGroupRole($array) { |
| 106 | if (function_exists('user_load') && isset($array)) { |
| 107 | $user = user_load($GLOBALS['user']->uid); |
| 108 | //if giver roles found in user roles - return true |
| 109 | foreach ($array as $key => $value) { |
| 110 | if (in_array($value, $user->roles)) { |
| 111 | return TRUE; |
| 112 | } |
| 113 | } |
| 114 | } |
| 115 | return FALSE; |
| 116 | } |
| 117 | |
| 118 | /** |
| 119 | * @inheritDoc |
| 120 | */ |
| 121 | public function isModulePermissionSupported() { |
| 122 | return TRUE; |
| 123 | } |
| 124 | |
| 125 | /** |
| 126 | * @inheritDoc |
| 127 | */ |
| 128 | public function upgradePermissions($permissions) { |
| 129 | if (empty($permissions)) { |
| 130 | throw new CRM_Core_Exception("Cannot upgrade permissions: permission list missing"); |
| 131 | } |
| 132 | $query = db_delete('role_permission') |
| 133 | ->condition('module', 'civicrm') |
| 134 | ->condition('permission', array_keys($permissions), 'NOT IN'); |
| 135 | $query->execute(); |
| 136 | } |
| 137 | |
| 138 | /** |
| 139 | * Get all the contact emails for users that have a specific permission. |
| 140 | * |
| 141 | * @param string $permissionName |
| 142 | * Name of the permission we are interested in. |
| 143 | * |
| 144 | * @return string |
| 145 | * a comma separated list of email addresses |
| 146 | */ |
| 147 | public function permissionEmails($permissionName) { |
| 148 | static $_cache = []; |
| 149 | |
| 150 | if (isset($_cache[$permissionName])) { |
| 151 | return $_cache[$permissionName]; |
| 152 | } |
| 153 | |
| 154 | $uids = []; |
| 155 | $sql = " |
| 156 | SELECT {users}.uid, {role_permission}.permission |
| 157 | FROM {users} |
| 158 | JOIN {users_roles} |
| 159 | ON {users}.uid = {users_roles}.uid |
| 160 | JOIN {role_permission} |
| 161 | ON {role_permission}.rid = {users_roles}.rid |
| 162 | WHERE {role_permission}.permission = '{$permissionName}' |
| 163 | AND {users}.status = 1 |
| 164 | "; |
| 165 | |
| 166 | $result = db_query($sql); |
| 167 | foreach ($result as $record) { |
| 168 | $uids[] = $record->uid; |
| 169 | } |
| 170 | |
| 171 | $_cache[$permissionName] = self::getContactEmails($uids); |
| 172 | return $_cache[$permissionName]; |
| 173 | } |
| 174 | |
| 175 | } |