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1 | <?php |
2 | /* | |
3 | +--------------------------------------------------------------------+ | |
bc77d7c0 | 4 | | Copyright CiviCRM LLC. All rights reserved. | |
6a488035 | 5 | | | |
bc77d7c0 TO |
6 | | This work is published under the GNU AGPLv3 license with some | |
7 | | permitted exceptions and without any warranty. For full license | | |
8 | | and copyright information, see https://civicrm.org/licensing | | |
6a488035 | 9 | +--------------------------------------------------------------------+ |
d25dd0ee | 10 | */ |
6a488035 TO |
11 | |
12 | /** | |
13 | * | |
14 | * @package CRM | |
ca5cec67 | 15 | * @copyright CiviCRM LLC https://civicrm.org/licensing |
6a488035 TO |
16 | */ |
17 | class CRM_Contact_BAO_Contact_Permission { | |
18 | ||
0978cb9c SL |
19 | /** |
20 | * @var bool | |
21 | */ | |
22 | public static $useTempTable = TRUE; | |
23 | ||
24 | /** | |
25 | * Set whether to use a temporary table or not when building ACL Cache | |
26 | * @param bool $useTemporaryTable | |
27 | */ | |
28 | public static function setUseTemporaryTable($useTemporaryTable = TRUE) { | |
29 | self::$useTempTable = $useTemporaryTable; | |
30 | } | |
31 | ||
32 | /** | |
33 | * Get variable for determining if we should use Temporary Table or not | |
34 | * @return bool | |
35 | */ | |
36 | public static function getUseTemporaryTable() { | |
37 | return self::$useTempTable; | |
38 | } | |
39 | ||
dddf4bf6 | 40 | /** |
e4541c56 | 41 | * Check which of the given contact IDs the logged in user |
340be2e7 | 42 | * has permissions for the operation type according to: |
43 | * - general permissions (e.g. 'edit all contacts') | |
44 | * - deletion status (unless you have 'access deleted contacts') | |
45 | * - ACL | |
46 | * - permissions inherited through relationships (also second degree if enabled) | |
dddf4bf6 | 47 | * |
48 | * @param array $contact_ids | |
49 | * Contact IDs. | |
340be2e7 | 50 | * @param int $type the type of operation (view|edit) |
dddf4bf6 | 51 | * |
52 | * @see CRM_Contact_BAO_Contact_Permission::allow | |
53 | * | |
54 | * @return array | |
69078420 | 55 | * list of contact IDs the logged in user has the given permission for |
dddf4bf6 | 56 | */ |
57 | public static function allowList($contact_ids, $type = CRM_Core_Permission::VIEW) { | |
be2fb01f | 58 | $result_set = []; |
dddf4bf6 | 59 | if (empty($contact_ids)) { |
60 | // empty contact lists would cause trouble in the SQL. And be pointless. | |
61 | return $result_set; | |
62 | } | |
63 | ||
64 | // make sure the the general permissions are given | |
e4541c56 | 65 | if (CRM_Core_Permission::check('edit all contacts') |
19f13a7c | 66 | || $type == CRM_Core_Permission::VIEW && CRM_Core_Permission::check('view all contacts') |
dddf4bf6 | 67 | ) { |
67df1408 | 68 | |
dddf4bf6 | 69 | // if the general permission is there, all good |
67df1408 | 70 | if (CRM_Core_Permission::check('access deleted contacts')) { |
e8a0f9e0 | 71 | // if user can access deleted contacts -> fine |
67df1408 | 72 | return $contact_ids; |
e4541c56 | 73 | } |
74 | else { | |
67df1408 | 75 | // if the user CANNOT access deleted contacts, these need to be filtered |
340be2e7 | 76 | $contact_id_list = implode(',', $contact_ids); |
67df1408 | 77 | $filter_query = "SELECT DISTINCT(id) FROM civicrm_contact WHERE id IN ($contact_id_list) AND is_deleted = 0"; |
78 | $query = CRM_Core_DAO::executeQuery($filter_query); | |
79 | while ($query->fetch()) { | |
80 | $result_set[(int) $query->id] = TRUE; | |
81 | } | |
82 | return array_keys($result_set); | |
83 | } | |
dddf4bf6 | 84 | } |
85 | ||
86 | // get logged in user | |
340be2e7 | 87 | $contactID = CRM_Core_Session::getLoggedInContactID(); |
dddf4bf6 | 88 | if (empty($contactID)) { |
be2fb01f | 89 | return []; |
dddf4bf6 | 90 | } |
91 | ||
92 | // make sure the cache is filled | |
93 | self::cache($contactID, $type); | |
94 | ||
95 | // compile query | |
dddf4bf6 | 96 | $operation = ($type == CRM_Core_Permission::VIEW) ? 'View' : 'Edit'; |
97 | ||
98 | // add clause for deleted contacts, if the user doesn't have the permission to access them | |
163bfad3 | 99 | $LEFT_JOIN_DELETED = $AND_CAN_ACCESS_DELETED = ''; |
dddf4bf6 | 100 | if (!CRM_Core_Permission::check('access deleted contacts')) { |
67df1408 | 101 | $LEFT_JOIN_DELETED = "LEFT JOIN civicrm_contact ON civicrm_contact.id = contact_id"; |
e4541c56 | 102 | $AND_CAN_ACCESS_DELETED = "AND civicrm_contact.is_deleted = 0"; |
dddf4bf6 | 103 | } |
104 | ||
105 | // RUN the query | |
340be2e7 | 106 | $contact_id_list = implode(',', $contact_ids); |
dddf4bf6 | 107 | $query = " |
108 | SELECT contact_id | |
109 | FROM civicrm_acl_contact_cache | |
110 | {$LEFT_JOIN_DELETED} | |
9aea8e14 | 111 | WHERE contact_id IN ({$contact_id_list}) |
dddf4bf6 | 112 | AND user_id = {$contactID} |
113 | AND operation = '{$operation}' | |
114 | {$AND_CAN_ACCESS_DELETED}"; | |
115 | $result = CRM_Core_DAO::executeQuery($query); | |
116 | while ($result->fetch()) { | |
67df1408 | 117 | $result_set[(int) $result->contact_id] = TRUE; |
dddf4bf6 | 118 | } |
119 | ||
e4541c56 | 120 | // if some have been rejected, double check for permissions inherited by relationship |
dddf4bf6 | 121 | if (count($result_set) < count($contact_ids)) { |
69078420 | 122 | $rejected_contacts = array_diff_key($contact_ids, $result_set); |
98445ac5 | 123 | // @todo consider storing these to the acl cache for next time, since we have fetched. |
f871c3a9 | 124 | $allowed_by_relationship = self::relationshipList($rejected_contacts, $type); |
67df1408 | 125 | foreach ($allowed_by_relationship as $contact_id) { |
126 | $result_set[(int) $contact_id] = TRUE; | |
127 | } | |
dddf4bf6 | 128 | } |
129 | ||
67df1408 | 130 | return array_keys($result_set); |
dddf4bf6 | 131 | } |
132 | ||
6a488035 | 133 | /** |
fe482240 | 134 | * Check if the logged in user has permissions for the operation type. |
6a488035 | 135 | * |
77c5b619 TO |
136 | * @param int $id |
137 | * Contact id. | |
77b97be7 | 138 | * @param int|string $type the type of operation (view|edit) |
6a488035 | 139 | * |
acb1052e | 140 | * @return bool |
a6c01b45 | 141 | * true if the user has permission, false otherwise |
6a488035 | 142 | */ |
00be9182 | 143 | public static function allow($id, $type = CRM_Core_Permission::VIEW) { |
9a41e168 | 144 | // get logged in user |
340be2e7 | 145 | $contactID = CRM_Core_Session::getLoggedInContactID(); |
9a41e168 | 146 | |
2b8d25f0 | 147 | // first: check if contact is trying to view own contact |
135367a6 | 148 | if ($contactID == $id && ($type == CRM_Core_Permission::VIEW && CRM_Core_Permission::check('view my contact') |
149 | || $type == CRM_Core_Permission::EDIT && CRM_Core_Permission::check('edit my contact')) | |
2b8d25f0 | 150 | ) { |
151 | return TRUE; | |
152 | } | |
6a488035 | 153 | |
e97c66ff | 154 | // FIXME: push this somewhere below, to not give this permission so many rights |
6a488035 TO |
155 | $isDeleted = (bool) CRM_Core_DAO::getFieldValue('CRM_Contact_DAO_Contact', $id, 'is_deleted'); |
156 | if (CRM_Core_Permission::check('access deleted contacts') && $isDeleted) { | |
157 | return TRUE; | |
158 | } | |
159 | ||
160 | // short circuit for admin rights here so we avoid unneeeded queries | |
161 | // some duplication of code, but we skip 3-5 queries | |
162 | if (CRM_Core_Permission::check('edit all contacts') || | |
163 | ($type == CRM_ACL_API::VIEW && CRM_Core_Permission::check('view all contacts')) | |
164 | ) { | |
165 | return TRUE; | |
166 | } | |
167 | ||
9a41e168 | 168 | // check permission based on relationship, CRM-2963 |
be2fb01f | 169 | if (self::relationshipList([$id], $type)) { |
6a488035 TO |
170 | return TRUE; |
171 | } | |
172 | ||
8210399a | 173 | // We should probably do a cheap check whether it's in the cache first. |
9a41e168 | 174 | // check permission based on ACL |
be2fb01f CW |
175 | $tables = []; |
176 | $whereTables = []; | |
6a488035 | 177 | |
8d0a0fd0 | 178 | $permission = CRM_ACL_API::whereClause($type, $tables, $whereTables, NULL, FALSE, FALSE, TRUE); |
6a488035 TO |
179 | $from = CRM_Contact_BAO_Query::fromClause($whereTables); |
180 | ||
181 | $query = " | |
680a52de | 182 | SELECT contact_a.id |
6a488035 | 183 | $from |
680a52de | 184 | WHERE contact_a.id = %1 AND $permission |
185 | LIMIT 1 | |
186 | "; | |
6a488035 | 187 | |
be2fb01f | 188 | if (CRM_Core_DAO::singleValueQuery($query, [1 => [$id, 'Integer']])) { |
680a52de | 189 | return TRUE; |
190 | } | |
5f652ac7 | 191 | return FALSE; |
6a488035 TO |
192 | } |
193 | ||
194 | /** | |
5b27235a | 195 | * Fill the acl contact cache for this ACLed contact id if empty. |
6a488035 | 196 | * |
5b27235a | 197 | * @param int $userID - contact_id of the ACLed user |
dd244018 | 198 | * @param int|string $type the type of operation (view|edit) |
5b27235a SL |
199 | * @param bool $force - Should we force a recompute. |
200 | * | |
6a488035 | 201 | */ |
00be9182 | 202 | public static function cache($userID, $type = CRM_Core_Permission::VIEW, $force = FALSE) { |
340be2e7 | 203 | // FIXME: maybe find a better way of keeping track of this. @eileen pointed out |
204 | // that somebody might flush the cache away from under our feet, | |
5af77f03 | 205 | // but the alternative would be a SQL call every time this is called, |
340be2e7 | 206 | // and a complete rebuild if the result was an empty set... |
04adc5f0 | 207 | if (!isset(Civi::$statics[__CLASS__]['processed'])) { |
208 | Civi::$statics[__CLASS__]['processed'] = [ | |
209 | CRM_Core_Permission::VIEW => [], | |
210 | CRM_Core_Permission::EDIT => [], | |
211 | ]; | |
212 | } | |
6a488035 | 213 | |
c0e87307 | 214 | if ($type == CRM_Core_Permission::VIEW) { |
6a488035 TO |
215 | $operationClause = " operation IN ( 'Edit', 'View' ) "; |
216 | $operation = 'View'; | |
217 | } | |
218 | else { | |
219 | $operationClause = " operation = 'Edit' "; | |
220 | $operation = 'Edit'; | |
221 | } | |
be2fb01f | 222 | $queryParams = [1 => [$userID, 'Integer']]; |
6a488035 TO |
223 | |
224 | if (!$force) { | |
c0e87307 | 225 | // skip if already calculated |
04adc5f0 | 226 | if (!empty(Civi::$statics[__CLASS__]['processed'][$type][$userID])) { |
6a488035 TO |
227 | return; |
228 | } | |
229 | ||
230 | // run a query to see if the cache is filled | |
231 | $sql = " | |
21ca2cb6 | 232 | SELECT count(*) |
6a488035 TO |
233 | FROM civicrm_acl_contact_cache |
234 | WHERE user_id = %1 | |
235 | AND $operationClause | |
236 | "; | |
9aea8e14 | 237 | $count = CRM_Core_DAO::singleValueQuery($sql, $queryParams); |
6a488035 | 238 | if ($count > 0) { |
04adc5f0 | 239 | Civi::$statics[__CLASS__]['processed'][$type][$userID] = 1; |
6a488035 TO |
240 | return; |
241 | } | |
242 | } | |
243 | ||
e5faffc4 SL |
244 | // grab a lock so other processes don't compete and do the same query |
245 | $lock = Civi::lockManager()->acquire("data.core.aclcontact.{$userID}"); | |
246 | if (!$lock->isAcquired()) { | |
247 | // this can cause inconsistent results since we don't know if the other process | |
248 | // will fill up the cache before our calling routine needs it. | |
249 | // The default 3 second timeout should be enough for the other process to finish. | |
250 | // However this routine does not return the status either, so basically | |
251 | // its a "lets return and hope for the best" | |
252 | return; | |
253 | } | |
254 | ||
be2fb01f CW |
255 | $tables = []; |
256 | $whereTables = []; | |
6a488035 | 257 | |
9aea8e14 | 258 | $permission = CRM_ACL_API::whereClause($type, $tables, $whereTables, $userID, FALSE, FALSE, TRUE); |
6a488035 TO |
259 | |
260 | $from = CRM_Contact_BAO_Query::fromClause($whereTables); | |
e5faffc4 SL |
261 | /* Ends up something like this: |
262 | CREATE TEMPORARY TABLE civicrm_temp_acl_contact_cache1310 (SELECT DISTINCT 2960 as user_id, contact_a.id as contact_id, 'View' as operation | |
263 | 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 | |
264 | LEFT JOIN civicrm_acl_contact_cache ac ON ac.user_id = 2960 AND ac.contact_id = contact_a.id AND ac.operation = 'View' | |
265 | WHERE ( `civicrm_group_contact_cache-ACL`.group_id IN (14, 25, 46, 47, 48, 49, 50, 51) ) AND (contact_a.is_deleted = 0) | |
266 | AND ac.user_id IS NULL*/ | |
267 | /*$sql = "SELECT DISTINCT $userID as user_id, contact_a.id as contact_id, '{$operation}' as operation | |
268 | $from | |
269 | LEFT JOIN civicrm_acl_contact_cache ac ON ac.user_id = $userID AND ac.contact_id = contact_a.id AND ac.operation = '{$operation}' | |
270 | WHERE $permission | |
271 | AND ac.user_id IS NULL | |
272 | ";*/ | |
273 | $sql = "SELECT DISTINCT $userID as user_id, contact_a.id as contact_id, '{$operation}' as operation | |
6a488035 | 274 | $from |
e5faffc4 | 275 | WHERE $permission"; |
0978cb9c SL |
276 | $useTempTable = self::getUseTemporaryTable(); |
277 | if ($useTempTable) { | |
278 | $aclContactsTempTable = CRM_Utils_SQL_TempTable::build()->setCategory('aclccache')->setMemory(); | |
279 | $tempTable = $aclContactsTempTable->getName(); | |
280 | $aclContactsTempTable->createWithColumns('user_id int, contact_id int, operation varchar(255), UNIQUE UI_user_contact_operation (user_id,contact_id,operation)'); | |
281 | CRM_Core_DAO::executeQuery("INSERT INTO {$tempTable} (user_id, contact_id, operation) {$sql}"); | |
282 | CRM_Core_DAO::executeQuery("INSERT IGNORE INTO civicrm_acl_contact_cache (user_id, contact_id, operation) SELECT user_id, contact_id, operation FROM {$tempTable}"); | |
283 | $aclContactsTempTable->drop(); | |
284 | } | |
285 | else { | |
286 | CRM_Core_DAO::executeQuery("INSERT IGNORE INTO civicrm_acl_contact_cache (user_id, contact_id, operation) {$sql}"); | |
287 | } | |
9aea8e14 | 288 | |
289 | // 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 | |
290 | // the permission clause. | |
291 | if (CRM_Core_Permission::check('edit my contact') || | |
292 | ($type == CRM_Core_Permission::VIEW && CRM_Core_Permission::check('view my contact'))) { | |
d0f057f4 EM |
293 | if (!CRM_Core_DAO::singleValueQuery(" |
294 | SELECT count(*) FROM civicrm_acl_contact_cache WHERE user_id = %1 AND contact_id = %1 AND operation = '{$operation}' LIMIT 1", $queryParams)) { | |
e5faffc4 | 295 | CRM_Core_DAO::executeQuery("INSERT IGNORE INTO civicrm_acl_contact_cache ( user_id, contact_id, operation ) VALUES(%1, %1, '{$operation}')", $queryParams); |
9aea8e14 | 296 | } |
297 | } | |
04adc5f0 | 298 | Civi::$statics[__CLASS__]['processed'][$type][$userID] = 1; |
e5faffc4 | 299 | $lock->release(); |
6a488035 TO |
300 | } |
301 | ||
86538308 EM |
302 | /** |
303 | * @param string $contactAlias | |
86538308 EM |
304 | * |
305 | * @return array | |
306 | */ | |
188fd46b | 307 | public static function cacheClause($contactAlias = 'contact_a') { |
6a488035 TO |
308 | if (CRM_Core_Permission::check('view all contacts') || |
309 | CRM_Core_Permission::check('edit all contacts') | |
310 | ) { | |
311 | if (is_array($contactAlias)) { | |
be2fb01f | 312 | $wheres = []; |
6a488035 TO |
313 | foreach ($contactAlias as $alias) { |
314 | // CRM-6181 | |
315 | $wheres[] = "$alias.is_deleted = 0"; | |
316 | } | |
be2fb01f | 317 | return [NULL, '(' . implode(' AND ', $wheres) . ')']; |
6a488035 TO |
318 | } |
319 | else { | |
320 | // CRM-6181 | |
be2fb01f | 321 | return [NULL, "$contactAlias.is_deleted = 0"]; |
6a488035 TO |
322 | } |
323 | } | |
324 | ||
188fd46b | 325 | $contactID = (int) CRM_Core_Session::getLoggedInContactID(); |
6a488035 TO |
326 | self::cache($contactID); |
327 | ||
328 | if (is_array($contactAlias) && !empty($contactAlias)) { | |
329 | //More than one contact alias | |
be2fb01f | 330 | $clauses = []; |
6a488035 TO |
331 | foreach ($contactAlias as $k => $alias) { |
332 | $clauses[] = " INNER JOIN civicrm_acl_contact_cache aclContactCache_{$k} ON {$alias}.id = aclContactCache_{$k}.contact_id AND aclContactCache_{$k}.user_id = $contactID "; | |
333 | } | |
334 | ||
335 | $fromClause = implode(" ", $clauses); | |
336 | $whereClase = NULL; | |
337 | } | |
338 | else { | |
339 | $fromClause = " INNER JOIN civicrm_acl_contact_cache aclContactCache ON {$contactAlias}.id = aclContactCache.contact_id "; | |
b49db103 | 340 | $whereClase = " aclContactCache.user_id = $contactID AND $contactAlias.is_deleted = 0"; |
6a488035 TO |
341 | } |
342 | ||
be2fb01f | 343 | return [$fromClause, $whereClase]; |
6a488035 TO |
344 | } |
345 | ||
188fd46b | 346 | /** |
5af77f03 | 347 | * Generate acl subquery that can be placed in the WHERE clause of a query or the ON clause of a JOIN. |
348 | * | |
349 | * This is specifically for VIEW operations. | |
188fd46b | 350 | * |
0b80f0b4 | 351 | * @return string|null |
188fd46b | 352 | */ |
b53bcc5d | 353 | public static function cacheSubquery() { |
be2fb01f | 354 | if (!CRM_Core_Permission::check([['view all contacts', 'edit all contacts']])) { |
188fd46b CW |
355 | $contactID = (int) CRM_Core_Session::getLoggedInContactID(); |
356 | self::cache($contactID); | |
0b80f0b4 | 357 | return "IN (SELECT contact_id FROM civicrm_acl_contact_cache WHERE user_id = $contactID)"; |
188fd46b | 358 | } |
0b80f0b4 | 359 | return NULL; |
188fd46b CW |
360 | } |
361 | ||
dddf4bf6 | 362 | /** |
363 | * Filter a list of contact_ids by the ones that the | |
364 | * currently active user as a permissioned relationship with | |
365 | * | |
366 | * @param array $contact_ids | |
367 | * List of contact IDs to be filtered | |
368 | * | |
f871c3a9 AS |
369 | * @param int $type |
370 | * access type CRM_Core_Permission::VIEW or CRM_Core_Permission::EDIT | |
371 | * | |
dddf4bf6 | 372 | * @return array |
373 | * List of contact IDs that the user has permissions for | |
374 | */ | |
f871c3a9 | 375 | public static function relationshipList($contact_ids, $type) { |
be2fb01f | 376 | $result_set = []; |
e4541c56 | 377 | |
dddf4bf6 | 378 | // no processing empty lists (avoid SQL errors as well) |
379 | if (empty($contact_ids)) { | |
be2fb01f | 380 | return []; |
dddf4bf6 | 381 | } |
382 | ||
383 | // get the currently logged in user | |
340be2e7 | 384 | $contactID = CRM_Core_Session::getLoggedInContactID(); |
dddf4bf6 | 385 | if (empty($contactID)) { |
be2fb01f | 386 | return []; |
dddf4bf6 | 387 | } |
388 | ||
389 | // compile a list of queries (later to UNION) | |
be2fb01f | 390 | $queries = []; |
dddf4bf6 | 391 | $contact_id_list = implode(',', $contact_ids); |
392 | ||
2f5aa3cd | 393 | // add a select statement for each direction |
be2fb01f | 394 | $directions = [['from' => 'a', 'to' => 'b'], ['from' => 'b', 'to' => 'a']]; |
67df1408 | 395 | |
f871c3a9 | 396 | // CRM_Core_Permission::VIEW is satisfied by either CRM_Contact_BAO_Relationship::VIEW or CRM_Contact_BAO_Relationship::EDIT |
da2c7679 AS |
397 | if ($type == CRM_Core_Permission::VIEW) { |
398 | $is_perm_condition = ' IN ( ' . CRM_Contact_BAO_Relationship::EDIT . ' , ' . CRM_Contact_BAO_Relationship::VIEW . ' ) '; | |
399 | } | |
400 | else { | |
401 | $is_perm_condition = ' = ' . CRM_Contact_BAO_Relationship::EDIT; | |
402 | } | |
f871c3a9 | 403 | |
67df1408 | 404 | // NORMAL/SINGLE DEGREE RELATIONSHIPS |
dddf4bf6 | 405 | foreach ($directions as $direction) { |
406 | $user_id_column = "contact_id_{$direction['from']}"; | |
407 | $contact_id_column = "contact_id_{$direction['to']}"; | |
408 | ||
409 | // add clause for deleted contacts, if the user doesn't have the permission to access them | |
67df1408 | 410 | $LEFT_JOIN_DELETED = $AND_CAN_ACCESS_DELETED = ''; |
dddf4bf6 | 411 | if (!CRM_Core_Permission::check('access deleted contacts')) { |
67df1408 | 412 | $LEFT_JOIN_DELETED = "LEFT JOIN civicrm_contact ON civicrm_contact.id = {$contact_id_column} "; |
e4541c56 | 413 | $AND_CAN_ACCESS_DELETED = "AND civicrm_contact.is_deleted = 0"; |
dddf4bf6 | 414 | } |
415 | ||
416 | $queries[] = " | |
340be2e7 | 417 | SELECT civicrm_relationship.{$contact_id_column} AS contact_id |
9aea8e14 | 418 | FROM civicrm_relationship |
dddf4bf6 | 419 | {$LEFT_JOIN_DELETED} |
420 | WHERE civicrm_relationship.{$user_id_column} = {$contactID} | |
421 | AND civicrm_relationship.{$contact_id_column} IN ({$contact_id_list}) | |
422 | AND civicrm_relationship.is_active = 1 | |
f871c3a9 | 423 | AND civicrm_relationship.is_permission_{$direction['from']}_{$direction['to']} {$is_perm_condition} |
dddf4bf6 | 424 | $AND_CAN_ACCESS_DELETED"; |
e4541c56 | 425 | } |
dddf4bf6 | 426 | |
340be2e7 | 427 | // FIXME: secondDegRelPermissions should be a setting |
428 | $config = CRM_Core_Config::singleton(); | |
dddf4bf6 | 429 | if ($config->secondDegRelPermissions) { |
340be2e7 | 430 | foreach ($directions as $first_direction) { |
431 | foreach ($directions as $second_direction) { | |
432 | // add clause for deleted contacts, if the user doesn't have the permission to access them | |
433 | $LEFT_JOIN_DELETED = $AND_CAN_ACCESS_DELETED = ''; | |
434 | if (!CRM_Core_Permission::check('access deleted contacts')) { | |
435 | $LEFT_JOIN_DELETED = "LEFT JOIN civicrm_contact first_degree_contact ON first_degree_contact.id = second_degree_relationship.contact_id_{$second_direction['from']}\n"; | |
436 | $LEFT_JOIN_DELETED .= "LEFT JOIN civicrm_contact second_degree_contact ON second_degree_contact.id = second_degree_relationship.contact_id_{$second_direction['to']} "; | |
437 | $AND_CAN_ACCESS_DELETED = "AND first_degree_contact.is_deleted = 0\n"; | |
438 | $AND_CAN_ACCESS_DELETED .= "AND second_degree_contact.is_deleted = 0 "; | |
dddf4bf6 | 439 | } |
340be2e7 | 440 | |
441 | $queries[] = " | |
442 | SELECT second_degree_relationship.contact_id_{$second_direction['to']} AS contact_id | |
443 | FROM civicrm_relationship first_degree_relationship | |
2f5aa3cd | 444 | 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 | 445 | {$LEFT_JOIN_DELETED} |
446 | WHERE first_degree_relationship.contact_id_{$first_direction['from']} = {$contactID} | |
447 | AND second_degree_relationship.contact_id_{$second_direction['to']} IN ({$contact_id_list}) | |
448 | AND first_degree_relationship.is_active = 1 | |
f871c3a9 | 449 | AND first_degree_relationship.is_permission_{$first_direction['from']}_{$first_direction['to']} {$is_perm_condition} |
340be2e7 | 450 | AND second_degree_relationship.is_active = 1 |
f871c3a9 | 451 | AND second_degree_relationship.is_permission_{$second_direction['from']}_{$second_direction['to']} {$is_perm_condition} |
340be2e7 | 452 | $AND_CAN_ACCESS_DELETED"; |
dddf4bf6 | 453 | } |
454 | } | |
455 | } | |
456 | ||
457 | // finally UNION the queries and call | |
340be2e7 | 458 | $query = "(" . implode(")\nUNION DISTINCT (", $queries) . ")"; |
dddf4bf6 | 459 | $result = CRM_Core_DAO::executeQuery($query); |
460 | while ($result->fetch()) { | |
67df1408 | 461 | $result_set[(int) $result->contact_id] = TRUE; |
dddf4bf6 | 462 | } |
67df1408 | 463 | return array_keys($result_set); |
dddf4bf6 | 464 | } |
465 | ||
86538308 | 466 | /** |
100fef9d | 467 | * @param int $contactID |
c490a46a | 468 | * @param CRM_Core_Form $form |
86538308 EM |
469 | * @param bool $redirect |
470 | * | |
471 | * @return bool | |
472 | */ | |
00be9182 | 473 | public static function validateOnlyChecksum($contactID, &$form, $redirect = TRUE) { |
6a488035 TO |
474 | // check if this is of the format cs=XXX |
475 | if (!CRM_Contact_BAO_Contact_Utils::validChecksum($contactID, | |
353ffa53 TO |
476 | CRM_Utils_Request::retrieve('cs', 'String', $form, FALSE) |
477 | ) | |
478 | ) { | |
6a488035 TO |
479 | if ($redirect) { |
480 | // also set a message in the UF framework | |
481 | $message = ts('You do not have permission to edit this contact record. Contact the site administrator if you need assistance.'); | |
482 | CRM_Utils_System::setUFMessage($message); | |
483 | ||
484 | $config = CRM_Core_Config::singleton(); | |
485 | CRM_Core_Error::statusBounce($message, | |
486 | $config->userFrameworkBaseURL | |
487 | ); | |
488 | // does not come here, we redirect in the above statement | |
489 | } | |
490 | return FALSE; | |
491 | } | |
492 | ||
a9a1ea2c | 493 | // set appropriate AUTH source |
e8f14831 | 494 | self::initChecksumAuthSrc(TRUE, $form); |
a9a1ea2c | 495 | |
6a488035 TO |
496 | // so here the contact is posing as $contactID, lets set the logging contact ID variable |
497 | // CRM-8965 | |
498 | CRM_Core_DAO::executeQuery('SET @civicrm_user_id = %1', | |
be2fb01f | 499 | [1 => [$contactID, 'Integer']] |
6a488035 | 500 | ); |
77b97be7 | 501 | |
6a488035 TO |
502 | return TRUE; |
503 | } | |
504 | ||
86538308 EM |
505 | /** |
506 | * @param bool $checkSumValidationResult | |
507 | * @param null $form | |
508 | */ | |
00be9182 | 509 | public static function initChecksumAuthSrc($checkSumValidationResult = FALSE, $form = NULL) { |
a9a1ea2c | 510 | $session = CRM_Core_Session::singleton(); |
e8f14831 | 511 | if ($checkSumValidationResult && $form && CRM_Utils_Request::retrieve('cs', 'String', $form, FALSE)) { |
a9a1ea2c DS |
512 | // if result is already validated, and url has cs, set the flag. |
513 | $session->set('authSrc', CRM_Core_Permission::AUTH_SRC_CHECKSUM); | |
0db6c3e1 | 514 | } |
4c9b6178 | 515 | elseif (($session->get('authSrc') & CRM_Core_Permission::AUTH_SRC_CHECKSUM) == CRM_Core_Permission::AUTH_SRC_CHECKSUM) { |
77b97be7 | 516 | // if checksum wasn't present in REQUEST OR checksum result validated as FALSE, |
a9a1ea2c DS |
517 | // and flag was already set exactly as AUTH_SRC_CHECKSUM, unset it. |
518 | $session->set('authSrc', CRM_Core_Permission::AUTH_SRC_UNKNOWN); | |
519 | } | |
520 | } | |
521 | ||
86538308 | 522 | /** |
100fef9d | 523 | * @param int $contactID |
c490a46a | 524 | * @param CRM_Core_Form $form |
86538308 EM |
525 | * @param bool $redirect |
526 | * | |
527 | * @return bool | |
528 | */ | |
00be9182 | 529 | public static function validateChecksumContact($contactID, &$form, $redirect = TRUE) { |
6a488035 TO |
530 | if (!self::allow($contactID, CRM_Core_Permission::EDIT)) { |
531 | // check if this is of the format cs=XXX | |
532 | return self::validateOnlyChecksum($contactID, $form, $redirect); | |
533 | } | |
534 | return TRUE; | |
535 | } | |
96025800 | 536 | |
6a488035 | 537 | } |