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1 | <?php |
2 | /* | |
3 | +--------------------------------------------------------------------+ | |
fee14197 | 4 | | CiviCRM version 5 | |
d0c9daa4 | 5 | +--------------------------------------------------------------------+ |
6b83d5bd | 6 | | Copyright CiviCRM LLC (c) 2004-2019 | |
d0c9daa4 TO |
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 | +--------------------------------------------------------------------+ | |
d25dd0ee | 26 | */ |
d0c9daa4 TO |
27 | |
28 | namespace Civi\API\Subscriber; | |
46bcf597 | 29 | |
d0c9daa4 TO |
30 | use Civi\API\Events; |
31 | use Symfony\Component\EventDispatcher\EventSubscriberInterface; | |
32 | ||
33 | /** | |
8882ff5c TO |
34 | * For any API requests that correspond to a Doctrine entity |
35 | * ($apiRequest['doctrineClass']), check permissions specified in | |
36 | * Civi\API\Annotation\Permission. | |
d0c9daa4 TO |
37 | */ |
38 | class PermissionCheck implements EventSubscriberInterface { | |
34f3bbd9 | 39 | |
6550386a EM |
40 | /** |
41 | * @return array | |
42 | */ | |
d0c9daa4 | 43 | public static function getSubscribedEvents() { |
c64f69d9 CW |
44 | return [ |
45 | Events::AUTHORIZE => [ | |
46 | ['onApiAuthorize', Events::W_LATE], | |
47 | ], | |
48 | ]; | |
d0c9daa4 TO |
49 | } |
50 | ||
6550386a EM |
51 | /** |
52 | * @param \Civi\API\Event\AuthorizeEvent $event | |
8882ff5c | 53 | * API authorization event. |
6550386a EM |
54 | * |
55 | * @throws \Civi\API\Exception\UnauthorizedException | |
56 | */ | |
d0c9daa4 TO |
57 | public function onApiAuthorize(\Civi\API\Event\AuthorizeEvent $event) { |
58 | $apiRequest = $event->getApiRequest(); | |
59 | if ($apiRequest['version'] < 4) { | |
60 | // return early unless we’re told explicitly to do the permission check | |
61 | if (empty($apiRequest['params']['check_permissions']) or $apiRequest['params']['check_permissions'] == FALSE) { | |
62 | $event->authorize(); | |
63 | $event->stopPropagation(); | |
64 | return; | |
65 | } | |
66 | ||
67 | require_once 'CRM/Core/DAO/permissions.php'; | |
68 | $permissions = _civicrm_api3_permissions($apiRequest['entity'], $apiRequest['action'], $apiRequest['params']); | |
69 | ||
70 | // $params might’ve been reset by the alterAPIPermissions() hook | |
71 | if (isset($apiRequest['params']['check_permissions']) and $apiRequest['params']['check_permissions'] == FALSE) { | |
72 | $event->authorize(); | |
73 | $event->stopPropagation(); | |
74 | return; | |
75 | } | |
76 | ||
bc5585af | 77 | if (!\CRM_Core_Permission::check($permissions) and !self::checkACLPermission($apiRequest)) { |
d0c9daa4 | 78 | if (is_array($permissions)) { |
829072f0 MM |
79 | foreach ($permissions as &$permission) { |
80 | if (is_array($permission)) { | |
81 | $permission = '( ' . implode(' or ', $permission) . ' )'; | |
82 | } | |
83 | } | |
d0c9daa4 TO |
84 | $permissions = implode(' and ', $permissions); |
85 | } | |
8882ff5c TO |
86 | // FIXME: Generating the exception ourselves allows for detailed error |
87 | // but doesn't play well with multiple authz subscribers. | |
fedf821c | 88 | throw new \Civi\API\Exception\UnauthorizedException("API permission check failed for {$apiRequest['entity']}/{$apiRequest['action']} call; insufficient permission: require $permissions"); |
d0c9daa4 TO |
89 | } |
90 | ||
91 | $event->authorize(); | |
92 | $event->stopPropagation(); | |
93 | } | |
8bcc0d86 CW |
94 | elseif ($apiRequest['version'] == 4) { |
95 | if (!$apiRequest->getCheckPermissions()) { | |
96 | $event->authorize(); | |
97 | $event->stopPropagation(); | |
98 | } | |
99 | } | |
d0c9daa4 | 100 | } |
96025800 | 101 | |
bc5585af | 102 | /** |
c90c8245 | 103 | * Check API for ACL permission. |
104 | * | |
105 | * @param array $apiRequest | |
106 | * | |
107 | * @return bool | |
108 | */ | |
bc5585af | 109 | public function checkACLPermission($apiRequest) { |
a909a20c | 110 | switch ($apiRequest['entity']) { |
bc5585af | 111 | case 'UFGroup': |
112 | case 'UFField': | |
113 | $ufGroups = \CRM_Core_PseudoConstant::get('CRM_Core_DAO_UFField', 'uf_group_id'); | |
114 | $aclCreate = \CRM_ACL_API::group(\CRM_Core_Permission::CREATE, NULL, 'civicrm_uf_group', $ufGroups); | |
115 | $aclEdit = \CRM_ACL_API::group(\CRM_Core_Permission::EDIT, NULL, 'civicrm_uf_group', $ufGroups); | |
116 | $ufGroupId = $apiRequest['entity'] == 'UFGroup' ? $apiRequest['params']['id'] : $apiRequest['params']['uf_group_id']; | |
117 | if (in_array($ufGroupId, $aclEdit) or $aclCreate) { | |
118 | return TRUE; | |
119 | } | |
120 | break; | |
e68f2900 WA |
121 | |
122 | //CRM-16777: Disable schedule reminder with ACLs. | |
123 | case 'ActionSchedule': | |
124 | $events = \CRM_Event_BAO_Event::getEvents(); | |
125 | $aclEdit = \CRM_ACL_API::group(\CRM_Core_Permission::EDIT, NULL, 'civicrm_event', $events); | |
c64f69d9 CW |
126 | $param = ['id' => $apiRequest['params']['id']]; |
127 | $eventId = \CRM_Core_BAO_ActionSchedule::retrieve($param, $value = []); | |
e68f2900 WA |
128 | if (in_array($eventId->entity_value, $aclEdit)) { |
129 | return TRUE; | |
130 | } | |
131 | break; | |
bc5585af | 132 | } |
133 | ||
134 | return FALSE; | |
135 | } | |
136 | ||
6550386a | 137 | } |