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1 | <?php |
2 | /* | |
3 | +--------------------------------------------------------------------+ | |
fee14197 | 4 | | CiviCRM version 5 | |
6a488035 | 5 | +--------------------------------------------------------------------+ |
f299f7db | 6 | | Copyright CiviCRM LLC (c) 2004-2020 | |
6a488035 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 | */ |
6a488035 TO |
27 | |
28 | /** | |
29 | * | |
30 | * @package CRM | |
f299f7db | 31 | * @copyright CiviCRM LLC (c) 2004-2020 |
6a488035 TO |
32 | */ |
33 | class CRM_Contact_BAO_Contact_Permission { | |
34 | ||
0978cb9c SL |
35 | /** |
36 | * @var bool | |
37 | */ | |
38 | public static $useTempTable = TRUE; | |
39 | ||
40 | /** | |
41 | * Set whether to use a temporary table or not when building ACL Cache | |
42 | * @param bool $useTemporaryTable | |
43 | */ | |
44 | public static function setUseTemporaryTable($useTemporaryTable = TRUE) { | |
45 | self::$useTempTable = $useTemporaryTable; | |
46 | } | |
47 | ||
48 | /** | |
49 | * Get variable for determining if we should use Temporary Table or not | |
50 | * @return bool | |
51 | */ | |
52 | public static function getUseTemporaryTable() { | |
53 | return self::$useTempTable; | |
54 | } | |
55 | ||
dddf4bf6 | 56 | /** |
e4541c56 | 57 | * Check which of the given contact IDs the logged in user |
340be2e7 | 58 | * has permissions for the operation type according to: |
59 | * - general permissions (e.g. 'edit all contacts') | |
60 | * - deletion status (unless you have 'access deleted contacts') | |
61 | * - ACL | |
62 | * - permissions inherited through relationships (also second degree if enabled) | |
dddf4bf6 | 63 | * |
64 | * @param array $contact_ids | |
65 | * Contact IDs. | |
340be2e7 | 66 | * @param int $type the type of operation (view|edit) |
dddf4bf6 | 67 | * |
68 | * @see CRM_Contact_BAO_Contact_Permission::allow | |
69 | * | |
70 | * @return array | |
69078420 | 71 | * list of contact IDs the logged in user has the given permission for |
dddf4bf6 | 72 | */ |
73 | public static function allowList($contact_ids, $type = CRM_Core_Permission::VIEW) { | |
be2fb01f | 74 | $result_set = []; |
dddf4bf6 | 75 | if (empty($contact_ids)) { |
76 | // empty contact lists would cause trouble in the SQL. And be pointless. | |
77 | return $result_set; | |
78 | } | |
79 | ||
80 | // make sure the the general permissions are given | |
e4541c56 | 81 | if (CRM_Core_Permission::check('edit all contacts') |
19f13a7c | 82 | || $type == CRM_Core_Permission::VIEW && CRM_Core_Permission::check('view all contacts') |
dddf4bf6 | 83 | ) { |
67df1408 | 84 | |
dddf4bf6 | 85 | // if the general permission is there, all good |
67df1408 | 86 | if (CRM_Core_Permission::check('access deleted contacts')) { |
e8a0f9e0 | 87 | // if user can access deleted contacts -> fine |
67df1408 | 88 | return $contact_ids; |
e4541c56 | 89 | } |
90 | else { | |
67df1408 | 91 | // if the user CANNOT access deleted contacts, these need to be filtered |
340be2e7 | 92 | $contact_id_list = implode(',', $contact_ids); |
67df1408 | 93 | $filter_query = "SELECT DISTINCT(id) FROM civicrm_contact WHERE id IN ($contact_id_list) AND is_deleted = 0"; |
94 | $query = CRM_Core_DAO::executeQuery($filter_query); | |
95 | while ($query->fetch()) { | |
96 | $result_set[(int) $query->id] = TRUE; | |
97 | } | |
98 | return array_keys($result_set); | |
99 | } | |
dddf4bf6 | 100 | } |
101 | ||
102 | // get logged in user | |
340be2e7 | 103 | $contactID = CRM_Core_Session::getLoggedInContactID(); |
dddf4bf6 | 104 | if (empty($contactID)) { |
be2fb01f | 105 | return []; |
dddf4bf6 | 106 | } |
107 | ||
108 | // make sure the cache is filled | |
109 | self::cache($contactID, $type); | |
110 | ||
111 | // compile query | |
dddf4bf6 | 112 | $operation = ($type == CRM_Core_Permission::VIEW) ? 'View' : 'Edit'; |
113 | ||
114 | // add clause for deleted contacts, if the user doesn't have the permission to access them | |
163bfad3 | 115 | $LEFT_JOIN_DELETED = $AND_CAN_ACCESS_DELETED = ''; |
dddf4bf6 | 116 | if (!CRM_Core_Permission::check('access deleted contacts')) { |
67df1408 | 117 | $LEFT_JOIN_DELETED = "LEFT JOIN civicrm_contact ON civicrm_contact.id = contact_id"; |
e4541c56 | 118 | $AND_CAN_ACCESS_DELETED = "AND civicrm_contact.is_deleted = 0"; |
dddf4bf6 | 119 | } |
120 | ||
121 | // RUN the query | |
340be2e7 | 122 | $contact_id_list = implode(',', $contact_ids); |
dddf4bf6 | 123 | $query = " |
124 | SELECT contact_id | |
125 | FROM civicrm_acl_contact_cache | |
126 | {$LEFT_JOIN_DELETED} | |
9aea8e14 | 127 | WHERE contact_id IN ({$contact_id_list}) |
dddf4bf6 | 128 | AND user_id = {$contactID} |
129 | AND operation = '{$operation}' | |
130 | {$AND_CAN_ACCESS_DELETED}"; | |
131 | $result = CRM_Core_DAO::executeQuery($query); | |
132 | while ($result->fetch()) { | |
67df1408 | 133 | $result_set[(int) $result->contact_id] = TRUE; |
dddf4bf6 | 134 | } |
135 | ||
e4541c56 | 136 | // if some have been rejected, double check for permissions inherited by relationship |
dddf4bf6 | 137 | if (count($result_set) < count($contact_ids)) { |
69078420 | 138 | $rejected_contacts = array_diff_key($contact_ids, $result_set); |
98445ac5 | 139 | // @todo consider storing these to the acl cache for next time, since we have fetched. |
f871c3a9 | 140 | $allowed_by_relationship = self::relationshipList($rejected_contacts, $type); |
67df1408 | 141 | foreach ($allowed_by_relationship as $contact_id) { |
142 | $result_set[(int) $contact_id] = TRUE; | |
143 | } | |
dddf4bf6 | 144 | } |
145 | ||
67df1408 | 146 | return array_keys($result_set); |
dddf4bf6 | 147 | } |
148 | ||
6a488035 | 149 | /** |
fe482240 | 150 | * Check if the logged in user has permissions for the operation type. |
6a488035 | 151 | * |
77c5b619 TO |
152 | * @param int $id |
153 | * Contact id. | |
77b97be7 | 154 | * @param int|string $type the type of operation (view|edit) |
6a488035 | 155 | * |
acb1052e | 156 | * @return bool |
a6c01b45 | 157 | * true if the user has permission, false otherwise |
6a488035 | 158 | */ |
00be9182 | 159 | public static function allow($id, $type = CRM_Core_Permission::VIEW) { |
9a41e168 | 160 | // get logged in user |
340be2e7 | 161 | $contactID = CRM_Core_Session::getLoggedInContactID(); |
9a41e168 | 162 | |
2b8d25f0 | 163 | // first: check if contact is trying to view own contact |
135367a6 | 164 | if ($contactID == $id && ($type == CRM_Core_Permission::VIEW && CRM_Core_Permission::check('view my contact') |
165 | || $type == CRM_Core_Permission::EDIT && CRM_Core_Permission::check('edit my contact')) | |
2b8d25f0 | 166 | ) { |
167 | return TRUE; | |
168 | } | |
6a488035 | 169 | |
e97c66ff | 170 | // FIXME: push this somewhere below, to not give this permission so many rights |
6a488035 TO |
171 | $isDeleted = (bool) CRM_Core_DAO::getFieldValue('CRM_Contact_DAO_Contact', $id, 'is_deleted'); |
172 | if (CRM_Core_Permission::check('access deleted contacts') && $isDeleted) { | |
173 | return TRUE; | |
174 | } | |
175 | ||
176 | // short circuit for admin rights here so we avoid unneeeded queries | |
177 | // some duplication of code, but we skip 3-5 queries | |
178 | if (CRM_Core_Permission::check('edit all contacts') || | |
179 | ($type == CRM_ACL_API::VIEW && CRM_Core_Permission::check('view all contacts')) | |
180 | ) { | |
181 | return TRUE; | |
182 | } | |
183 | ||
9a41e168 | 184 | // check permission based on relationship, CRM-2963 |
be2fb01f | 185 | if (self::relationshipList([$id], $type)) { |
6a488035 TO |
186 | return TRUE; |
187 | } | |
188 | ||
8210399a | 189 | // We should probably do a cheap check whether it's in the cache first. |
9a41e168 | 190 | // check permission based on ACL |
be2fb01f CW |
191 | $tables = []; |
192 | $whereTables = []; | |
6a488035 | 193 | |
8d0a0fd0 | 194 | $permission = CRM_ACL_API::whereClause($type, $tables, $whereTables, NULL, FALSE, FALSE, TRUE); |
6a488035 TO |
195 | $from = CRM_Contact_BAO_Query::fromClause($whereTables); |
196 | ||
197 | $query = " | |
680a52de | 198 | SELECT contact_a.id |
6a488035 | 199 | $from |
680a52de | 200 | WHERE contact_a.id = %1 AND $permission |
201 | LIMIT 1 | |
202 | "; | |
6a488035 | 203 | |
be2fb01f | 204 | if (CRM_Core_DAO::singleValueQuery($query, [1 => [$id, 'Integer']])) { |
680a52de | 205 | return TRUE; |
206 | } | |
5f652ac7 | 207 | return FALSE; |
6a488035 TO |
208 | } |
209 | ||
210 | /** | |
5b27235a | 211 | * Fill the acl contact cache for this ACLed contact id if empty. |
6a488035 | 212 | * |
5b27235a | 213 | * @param int $userID - contact_id of the ACLed user |
dd244018 | 214 | * @param int|string $type the type of operation (view|edit) |
5b27235a SL |
215 | * @param bool $force - Should we force a recompute. |
216 | * | |
6a488035 | 217 | */ |
00be9182 | 218 | public static function cache($userID, $type = CRM_Core_Permission::VIEW, $force = FALSE) { |
340be2e7 | 219 | // FIXME: maybe find a better way of keeping track of this. @eileen pointed out |
220 | // that somebody might flush the cache away from under our feet, | |
5af77f03 | 221 | // but the alternative would be a SQL call every time this is called, |
340be2e7 | 222 | // and a complete rebuild if the result was an empty set... |
04adc5f0 | 223 | if (!isset(Civi::$statics[__CLASS__]['processed'])) { |
224 | Civi::$statics[__CLASS__]['processed'] = [ | |
225 | CRM_Core_Permission::VIEW => [], | |
226 | CRM_Core_Permission::EDIT => [], | |
227 | ]; | |
228 | } | |
6a488035 | 229 | |
c0e87307 | 230 | if ($type == CRM_Core_Permission::VIEW) { |
6a488035 TO |
231 | $operationClause = " operation IN ( 'Edit', 'View' ) "; |
232 | $operation = 'View'; | |
233 | } | |
234 | else { | |
235 | $operationClause = " operation = 'Edit' "; | |
236 | $operation = 'Edit'; | |
237 | } | |
be2fb01f | 238 | $queryParams = [1 => [$userID, 'Integer']]; |
6a488035 TO |
239 | |
240 | if (!$force) { | |
c0e87307 | 241 | // skip if already calculated |
04adc5f0 | 242 | if (!empty(Civi::$statics[__CLASS__]['processed'][$type][$userID])) { |
6a488035 TO |
243 | return; |
244 | } | |
245 | ||
246 | // run a query to see if the cache is filled | |
247 | $sql = " | |
21ca2cb6 | 248 | SELECT count(*) |
6a488035 TO |
249 | FROM civicrm_acl_contact_cache |
250 | WHERE user_id = %1 | |
251 | AND $operationClause | |
252 | "; | |
9aea8e14 | 253 | $count = CRM_Core_DAO::singleValueQuery($sql, $queryParams); |
6a488035 | 254 | if ($count > 0) { |
04adc5f0 | 255 | Civi::$statics[__CLASS__]['processed'][$type][$userID] = 1; |
6a488035 TO |
256 | return; |
257 | } | |
258 | } | |
259 | ||
e5faffc4 SL |
260 | // grab a lock so other processes don't compete and do the same query |
261 | $lock = Civi::lockManager()->acquire("data.core.aclcontact.{$userID}"); | |
262 | if (!$lock->isAcquired()) { | |
263 | // this can cause inconsistent results since we don't know if the other process | |
264 | // will fill up the cache before our calling routine needs it. | |
265 | // The default 3 second timeout should be enough for the other process to finish. | |
266 | // However this routine does not return the status either, so basically | |
267 | // its a "lets return and hope for the best" | |
268 | return; | |
269 | } | |
270 | ||
be2fb01f CW |
271 | $tables = []; |
272 | $whereTables = []; | |
6a488035 | 273 | |
9aea8e14 | 274 | $permission = CRM_ACL_API::whereClause($type, $tables, $whereTables, $userID, FALSE, FALSE, TRUE); |
6a488035 TO |
275 | |
276 | $from = CRM_Contact_BAO_Query::fromClause($whereTables); | |
e5faffc4 SL |
277 | /* Ends up something like this: |
278 | CREATE TEMPORARY TABLE civicrm_temp_acl_contact_cache1310 (SELECT DISTINCT 2960 as user_id, contact_a.id as contact_id, 'View' as operation | |
279 | FROM civicrm_contact contact_a LEFT JOIN civicrm_group_contact_cache `civicrm_group_contact_cache-ACL` ON contact_a.id = `civicrm_group_contact_cache-ACL`.contact_id | |
280 | LEFT JOIN civicrm_acl_contact_cache ac ON ac.user_id = 2960 AND ac.contact_id = contact_a.id AND ac.operation = 'View' | |
281 | WHERE ( `civicrm_group_contact_cache-ACL`.group_id IN (14, 25, 46, 47, 48, 49, 50, 51) ) AND (contact_a.is_deleted = 0) | |
282 | AND ac.user_id IS NULL*/ | |
283 | /*$sql = "SELECT DISTINCT $userID as user_id, contact_a.id as contact_id, '{$operation}' as operation | |
284 | $from | |
285 | LEFT JOIN civicrm_acl_contact_cache ac ON ac.user_id = $userID AND ac.contact_id = contact_a.id AND ac.operation = '{$operation}' | |
286 | WHERE $permission | |
287 | AND ac.user_id IS NULL | |
288 | ";*/ | |
289 | $sql = "SELECT DISTINCT $userID as user_id, contact_a.id as contact_id, '{$operation}' as operation | |
6a488035 | 290 | $from |
e5faffc4 | 291 | WHERE $permission"; |
0978cb9c SL |
292 | $useTempTable = self::getUseTemporaryTable(); |
293 | if ($useTempTable) { | |
294 | $aclContactsTempTable = CRM_Utils_SQL_TempTable::build()->setCategory('aclccache')->setMemory(); | |
295 | $tempTable = $aclContactsTempTable->getName(); | |
296 | $aclContactsTempTable->createWithColumns('user_id int, contact_id int, operation varchar(255), UNIQUE UI_user_contact_operation (user_id,contact_id,operation)'); | |
297 | CRM_Core_DAO::executeQuery("INSERT INTO {$tempTable} (user_id, contact_id, operation) {$sql}"); | |
298 | CRM_Core_DAO::executeQuery("INSERT IGNORE INTO civicrm_acl_contact_cache (user_id, contact_id, operation) SELECT user_id, contact_id, operation FROM {$tempTable}"); | |
299 | $aclContactsTempTable->drop(); | |
300 | } | |
301 | else { | |
302 | CRM_Core_DAO::executeQuery("INSERT IGNORE INTO civicrm_acl_contact_cache (user_id, contact_id, operation) {$sql}"); | |
303 | } | |
9aea8e14 | 304 | |
305 | // Add in a row for the logged in contact. Do not try to combine with the above query or an ugly OR will appear in | |
306 | // the permission clause. | |
307 | if (CRM_Core_Permission::check('edit my contact') || | |
308 | ($type == CRM_Core_Permission::VIEW && CRM_Core_Permission::check('view my contact'))) { | |
d0f057f4 EM |
309 | if (!CRM_Core_DAO::singleValueQuery(" |
310 | SELECT count(*) FROM civicrm_acl_contact_cache WHERE user_id = %1 AND contact_id = %1 AND operation = '{$operation}' LIMIT 1", $queryParams)) { | |
e5faffc4 | 311 | CRM_Core_DAO::executeQuery("INSERT IGNORE INTO civicrm_acl_contact_cache ( user_id, contact_id, operation ) VALUES(%1, %1, '{$operation}')", $queryParams); |
9aea8e14 | 312 | } |
313 | } | |
04adc5f0 | 314 | Civi::$statics[__CLASS__]['processed'][$type][$userID] = 1; |
e5faffc4 | 315 | $lock->release(); |
6a488035 TO |
316 | } |
317 | ||
86538308 EM |
318 | /** |
319 | * @param string $contactAlias | |
86538308 EM |
320 | * |
321 | * @return array | |
322 | */ | |
188fd46b | 323 | public static function cacheClause($contactAlias = 'contact_a') { |
6a488035 TO |
324 | if (CRM_Core_Permission::check('view all contacts') || |
325 | CRM_Core_Permission::check('edit all contacts') | |
326 | ) { | |
327 | if (is_array($contactAlias)) { | |
be2fb01f | 328 | $wheres = []; |
6a488035 TO |
329 | foreach ($contactAlias as $alias) { |
330 | // CRM-6181 | |
331 | $wheres[] = "$alias.is_deleted = 0"; | |
332 | } | |
be2fb01f | 333 | return [NULL, '(' . implode(' AND ', $wheres) . ')']; |
6a488035 TO |
334 | } |
335 | else { | |
336 | // CRM-6181 | |
be2fb01f | 337 | return [NULL, "$contactAlias.is_deleted = 0"]; |
6a488035 TO |
338 | } |
339 | } | |
340 | ||
188fd46b | 341 | $contactID = (int) CRM_Core_Session::getLoggedInContactID(); |
6a488035 TO |
342 | self::cache($contactID); |
343 | ||
344 | if (is_array($contactAlias) && !empty($contactAlias)) { | |
345 | //More than one contact alias | |
be2fb01f | 346 | $clauses = []; |
6a488035 TO |
347 | foreach ($contactAlias as $k => $alias) { |
348 | $clauses[] = " INNER JOIN civicrm_acl_contact_cache aclContactCache_{$k} ON {$alias}.id = aclContactCache_{$k}.contact_id AND aclContactCache_{$k}.user_id = $contactID "; | |
349 | } | |
350 | ||
351 | $fromClause = implode(" ", $clauses); | |
352 | $whereClase = NULL; | |
353 | } | |
354 | else { | |
355 | $fromClause = " INNER JOIN civicrm_acl_contact_cache aclContactCache ON {$contactAlias}.id = aclContactCache.contact_id "; | |
b49db103 | 356 | $whereClase = " aclContactCache.user_id = $contactID AND $contactAlias.is_deleted = 0"; |
6a488035 TO |
357 | } |
358 | ||
be2fb01f | 359 | return [$fromClause, $whereClase]; |
6a488035 TO |
360 | } |
361 | ||
188fd46b | 362 | /** |
5af77f03 | 363 | * Generate acl subquery that can be placed in the WHERE clause of a query or the ON clause of a JOIN. |
364 | * | |
365 | * This is specifically for VIEW operations. | |
188fd46b | 366 | * |
0b80f0b4 | 367 | * @return string|null |
188fd46b | 368 | */ |
b53bcc5d | 369 | public static function cacheSubquery() { |
be2fb01f | 370 | if (!CRM_Core_Permission::check([['view all contacts', 'edit all contacts']])) { |
188fd46b CW |
371 | $contactID = (int) CRM_Core_Session::getLoggedInContactID(); |
372 | self::cache($contactID); | |
0b80f0b4 | 373 | return "IN (SELECT contact_id FROM civicrm_acl_contact_cache WHERE user_id = $contactID)"; |
188fd46b | 374 | } |
0b80f0b4 | 375 | return NULL; |
188fd46b CW |
376 | } |
377 | ||
dddf4bf6 | 378 | /** |
379 | * Filter a list of contact_ids by the ones that the | |
380 | * currently active user as a permissioned relationship with | |
381 | * | |
382 | * @param array $contact_ids | |
383 | * List of contact IDs to be filtered | |
384 | * | |
f871c3a9 AS |
385 | * @param int $type |
386 | * access type CRM_Core_Permission::VIEW or CRM_Core_Permission::EDIT | |
387 | * | |
dddf4bf6 | 388 | * @return array |
389 | * List of contact IDs that the user has permissions for | |
390 | */ | |
f871c3a9 | 391 | public static function relationshipList($contact_ids, $type) { |
be2fb01f | 392 | $result_set = []; |
e4541c56 | 393 | |
dddf4bf6 | 394 | // no processing empty lists (avoid SQL errors as well) |
395 | if (empty($contact_ids)) { | |
be2fb01f | 396 | return []; |
dddf4bf6 | 397 | } |
398 | ||
399 | // get the currently logged in user | |
340be2e7 | 400 | $contactID = CRM_Core_Session::getLoggedInContactID(); |
dddf4bf6 | 401 | if (empty($contactID)) { |
be2fb01f | 402 | return []; |
dddf4bf6 | 403 | } |
404 | ||
405 | // compile a list of queries (later to UNION) | |
be2fb01f | 406 | $queries = []; |
dddf4bf6 | 407 | $contact_id_list = implode(',', $contact_ids); |
408 | ||
2f5aa3cd | 409 | // add a select statement for each direction |
be2fb01f | 410 | $directions = [['from' => 'a', 'to' => 'b'], ['from' => 'b', 'to' => 'a']]; |
67df1408 | 411 | |
f871c3a9 | 412 | // CRM_Core_Permission::VIEW is satisfied by either CRM_Contact_BAO_Relationship::VIEW or CRM_Contact_BAO_Relationship::EDIT |
da2c7679 AS |
413 | if ($type == CRM_Core_Permission::VIEW) { |
414 | $is_perm_condition = ' IN ( ' . CRM_Contact_BAO_Relationship::EDIT . ' , ' . CRM_Contact_BAO_Relationship::VIEW . ' ) '; | |
415 | } | |
416 | else { | |
417 | $is_perm_condition = ' = ' . CRM_Contact_BAO_Relationship::EDIT; | |
418 | } | |
f871c3a9 | 419 | |
67df1408 | 420 | // NORMAL/SINGLE DEGREE RELATIONSHIPS |
dddf4bf6 | 421 | foreach ($directions as $direction) { |
422 | $user_id_column = "contact_id_{$direction['from']}"; | |
423 | $contact_id_column = "contact_id_{$direction['to']}"; | |
424 | ||
425 | // add clause for deleted contacts, if the user doesn't have the permission to access them | |
67df1408 | 426 | $LEFT_JOIN_DELETED = $AND_CAN_ACCESS_DELETED = ''; |
dddf4bf6 | 427 | if (!CRM_Core_Permission::check('access deleted contacts')) { |
67df1408 | 428 | $LEFT_JOIN_DELETED = "LEFT JOIN civicrm_contact ON civicrm_contact.id = {$contact_id_column} "; |
e4541c56 | 429 | $AND_CAN_ACCESS_DELETED = "AND civicrm_contact.is_deleted = 0"; |
dddf4bf6 | 430 | } |
431 | ||
432 | $queries[] = " | |
340be2e7 | 433 | SELECT civicrm_relationship.{$contact_id_column} AS contact_id |
9aea8e14 | 434 | FROM civicrm_relationship |
dddf4bf6 | 435 | {$LEFT_JOIN_DELETED} |
436 | WHERE civicrm_relationship.{$user_id_column} = {$contactID} | |
437 | AND civicrm_relationship.{$contact_id_column} IN ({$contact_id_list}) | |
438 | AND civicrm_relationship.is_active = 1 | |
f871c3a9 | 439 | AND civicrm_relationship.is_permission_{$direction['from']}_{$direction['to']} {$is_perm_condition} |
dddf4bf6 | 440 | $AND_CAN_ACCESS_DELETED"; |
e4541c56 | 441 | } |
dddf4bf6 | 442 | |
340be2e7 | 443 | // FIXME: secondDegRelPermissions should be a setting |
444 | $config = CRM_Core_Config::singleton(); | |
dddf4bf6 | 445 | if ($config->secondDegRelPermissions) { |
340be2e7 | 446 | foreach ($directions as $first_direction) { |
447 | foreach ($directions as $second_direction) { | |
448 | // add clause for deleted contacts, if the user doesn't have the permission to access them | |
449 | $LEFT_JOIN_DELETED = $AND_CAN_ACCESS_DELETED = ''; | |
450 | if (!CRM_Core_Permission::check('access deleted contacts')) { | |
451 | $LEFT_JOIN_DELETED = "LEFT JOIN civicrm_contact first_degree_contact ON first_degree_contact.id = second_degree_relationship.contact_id_{$second_direction['from']}\n"; | |
452 | $LEFT_JOIN_DELETED .= "LEFT JOIN civicrm_contact second_degree_contact ON second_degree_contact.id = second_degree_relationship.contact_id_{$second_direction['to']} "; | |
453 | $AND_CAN_ACCESS_DELETED = "AND first_degree_contact.is_deleted = 0\n"; | |
454 | $AND_CAN_ACCESS_DELETED .= "AND second_degree_contact.is_deleted = 0 "; | |
dddf4bf6 | 455 | } |
340be2e7 | 456 | |
457 | $queries[] = " | |
458 | SELECT second_degree_relationship.contact_id_{$second_direction['to']} AS contact_id | |
459 | FROM civicrm_relationship first_degree_relationship | |
2f5aa3cd | 460 | LEFT JOIN civicrm_relationship second_degree_relationship ON first_degree_relationship.contact_id_{$first_direction['to']} = second_degree_relationship.contact_id_{$second_direction['from']} |
340be2e7 | 461 | {$LEFT_JOIN_DELETED} |
462 | WHERE first_degree_relationship.contact_id_{$first_direction['from']} = {$contactID} | |
463 | AND second_degree_relationship.contact_id_{$second_direction['to']} IN ({$contact_id_list}) | |
464 | AND first_degree_relationship.is_active = 1 | |
f871c3a9 | 465 | AND first_degree_relationship.is_permission_{$first_direction['from']}_{$first_direction['to']} {$is_perm_condition} |
340be2e7 | 466 | AND second_degree_relationship.is_active = 1 |
f871c3a9 | 467 | AND second_degree_relationship.is_permission_{$second_direction['from']}_{$second_direction['to']} {$is_perm_condition} |
340be2e7 | 468 | $AND_CAN_ACCESS_DELETED"; |
dddf4bf6 | 469 | } |
470 | } | |
471 | } | |
472 | ||
473 | // finally UNION the queries and call | |
340be2e7 | 474 | $query = "(" . implode(")\nUNION DISTINCT (", $queries) . ")"; |
dddf4bf6 | 475 | $result = CRM_Core_DAO::executeQuery($query); |
476 | while ($result->fetch()) { | |
67df1408 | 477 | $result_set[(int) $result->contact_id] = TRUE; |
dddf4bf6 | 478 | } |
67df1408 | 479 | return array_keys($result_set); |
dddf4bf6 | 480 | } |
481 | ||
86538308 | 482 | /** |
100fef9d | 483 | * @param int $contactID |
c490a46a | 484 | * @param CRM_Core_Form $form |
86538308 EM |
485 | * @param bool $redirect |
486 | * | |
487 | * @return bool | |
488 | */ | |
00be9182 | 489 | public static function validateOnlyChecksum($contactID, &$form, $redirect = TRUE) { |
6a488035 TO |
490 | // check if this is of the format cs=XXX |
491 | if (!CRM_Contact_BAO_Contact_Utils::validChecksum($contactID, | |
353ffa53 TO |
492 | CRM_Utils_Request::retrieve('cs', 'String', $form, FALSE) |
493 | ) | |
494 | ) { | |
6a488035 TO |
495 | if ($redirect) { |
496 | // also set a message in the UF framework | |
497 | $message = ts('You do not have permission to edit this contact record. Contact the site administrator if you need assistance.'); | |
498 | CRM_Utils_System::setUFMessage($message); | |
499 | ||
500 | $config = CRM_Core_Config::singleton(); | |
501 | CRM_Core_Error::statusBounce($message, | |
502 | $config->userFrameworkBaseURL | |
503 | ); | |
504 | // does not come here, we redirect in the above statement | |
505 | } | |
506 | return FALSE; | |
507 | } | |
508 | ||
a9a1ea2c | 509 | // set appropriate AUTH source |
e8f14831 | 510 | self::initChecksumAuthSrc(TRUE, $form); |
a9a1ea2c | 511 | |
6a488035 TO |
512 | // so here the contact is posing as $contactID, lets set the logging contact ID variable |
513 | // CRM-8965 | |
514 | CRM_Core_DAO::executeQuery('SET @civicrm_user_id = %1', | |
be2fb01f | 515 | [1 => [$contactID, 'Integer']] |
6a488035 | 516 | ); |
77b97be7 | 517 | |
6a488035 TO |
518 | return TRUE; |
519 | } | |
520 | ||
86538308 EM |
521 | /** |
522 | * @param bool $checkSumValidationResult | |
523 | * @param null $form | |
524 | */ | |
00be9182 | 525 | public static function initChecksumAuthSrc($checkSumValidationResult = FALSE, $form = NULL) { |
a9a1ea2c | 526 | $session = CRM_Core_Session::singleton(); |
e8f14831 | 527 | if ($checkSumValidationResult && $form && CRM_Utils_Request::retrieve('cs', 'String', $form, FALSE)) { |
a9a1ea2c DS |
528 | // if result is already validated, and url has cs, set the flag. |
529 | $session->set('authSrc', CRM_Core_Permission::AUTH_SRC_CHECKSUM); | |
0db6c3e1 | 530 | } |
4c9b6178 | 531 | elseif (($session->get('authSrc') & CRM_Core_Permission::AUTH_SRC_CHECKSUM) == CRM_Core_Permission::AUTH_SRC_CHECKSUM) { |
77b97be7 | 532 | // if checksum wasn't present in REQUEST OR checksum result validated as FALSE, |
a9a1ea2c DS |
533 | // and flag was already set exactly as AUTH_SRC_CHECKSUM, unset it. |
534 | $session->set('authSrc', CRM_Core_Permission::AUTH_SRC_UNKNOWN); | |
535 | } | |
536 | } | |
537 | ||
86538308 | 538 | /** |
100fef9d | 539 | * @param int $contactID |
c490a46a | 540 | * @param CRM_Core_Form $form |
86538308 EM |
541 | * @param bool $redirect |
542 | * | |
543 | * @return bool | |
544 | */ | |
00be9182 | 545 | public static function validateChecksumContact($contactID, &$form, $redirect = TRUE) { |
6a488035 TO |
546 | if (!self::allow($contactID, CRM_Core_Permission::EDIT)) { |
547 | // check if this is of the format cs=XXX | |
548 | return self::validateOnlyChecksum($contactID, $form, $redirect); | |
549 | } | |
550 | return TRUE; | |
551 | } | |
96025800 | 552 | |
6a488035 | 553 | } |