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1 | <?php |
2 | /* | |
3 | +--------------------------------------------------------------------+ | |
7e9e8871 | 4 | | CiviCRM version 4.7 | |
6a488035 | 5 | +--------------------------------------------------------------------+ |
0f03f337 | 6 | | Copyright CiviCRM LLC (c) 2004-2017 | |
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 | |
0f03f337 | 31 | * @copyright CiviCRM LLC (c) 2004-2017 |
6a488035 TO |
32 | */ |
33 | class CRM_Core_BAO_Tag extends CRM_Core_DAO_Tag { | |
34 | ||
f47539f6 | 35 | /** |
36 | * @var array | |
37 | */ | |
38 | protected $tree; | |
39 | ||
6a488035 | 40 | /** |
fe482240 | 41 | * Class constructor. |
6a488035 | 42 | */ |
00be9182 | 43 | public function __construct() { |
6a488035 TO |
44 | parent::__construct(); |
45 | } | |
46 | ||
47 | /** | |
fe482240 | 48 | * Fetch object based on array of properties. |
6a488035 | 49 | * |
6a0b768e TO |
50 | * @param array $params |
51 | * (reference ) an assoc array of name/value pairs. | |
52 | * @param array $defaults | |
53 | * (reference ) an assoc array to hold the flattened values. | |
6a488035 | 54 | * |
a6c01b45 CW |
55 | * @return object |
56 | * CRM_Core_DAO_Tag object on success, otherwise null | |
6a488035 | 57 | */ |
00be9182 | 58 | public static function retrieve(&$params, &$defaults) { |
6a488035 TO |
59 | $tag = new CRM_Core_DAO_Tag(); |
60 | $tag->copyValues($params); | |
61 | if ($tag->find(TRUE)) { | |
62 | CRM_Core_DAO::storeValues($tag, $defaults); | |
63 | return $tag; | |
64 | } | |
65 | return NULL; | |
66 | } | |
67 | ||
b5c2afd0 | 68 | /** |
f47539f6 | 69 | * Get tag tree. |
70 | * | |
71 | * @param string $usedFor | |
b5c2afd0 EM |
72 | * @param bool $excludeHidden |
73 | * | |
74 | * @return mixed | |
75 | */ | |
00be9182 | 76 | public function getTree($usedFor = NULL, $excludeHidden = FALSE) { |
6a488035 TO |
77 | if (!isset($this->tree)) { |
78 | $this->buildTree($usedFor, $excludeHidden); | |
79 | } | |
80 | return $this->tree; | |
81 | } | |
82 | ||
b5c2afd0 | 83 | /** |
f47539f6 | 84 | * Build a nested array from hierarchical tags. |
85 | * | |
86 | * Supports infinite levels of nesting. | |
b5c2afd0 EM |
87 | * @param null $usedFor |
88 | * @param bool $excludeHidden | |
89 | */ | |
00be9182 | 90 | public function buildTree($usedFor = NULL, $excludeHidden = FALSE) { |
6dac2504 | 91 | $sql = "SELECT id, parent_id, name, description, is_selectable FROM civicrm_tag"; |
6a488035 TO |
92 | |
93 | $whereClause = array(); | |
94 | if ($usedFor) { | |
95 | $whereClause[] = "used_for like '%{$usedFor}%'"; | |
96 | } | |
97 | if ($excludeHidden) { | |
98 | $whereClause[] = "is_tagset = 0"; | |
99 | } | |
100 | ||
101 | if (!empty($whereClause)) { | |
102 | $sql .= " WHERE " . implode(' AND ', $whereClause); | |
103 | } | |
104 | ||
105 | $sql .= " ORDER BY parent_id,name"; | |
106 | ||
f47539f6 | 107 | $dao = CRM_Core_DAO::executeQuery($sql, array(), TRUE, NULL, FALSE, FALSE); |
6a488035 | 108 | |
80257742 | 109 | $refs = array(); |
54d33f28 | 110 | $this->tree = array(); |
6a488035 | 111 | while ($dao->fetch()) { |
80257742 CW |
112 | $thisref = &$refs[$dao->id]; |
113 | ||
114 | $thisref['parent_id'] = $dao->parent_id; | |
115 | $thisref['name'] = $dao->name; | |
116 | $thisref['description'] = $dao->description; | |
6dac2504 | 117 | $thisref['is_selectable'] = $dao->is_selectable; |
80257742 | 118 | |
6a488035 | 119 | if (!$dao->parent_id) { |
80257742 | 120 | $this->tree[$dao->id] = &$thisref; |
6a488035 TO |
121 | } |
122 | else { | |
80257742 | 123 | $refs[$dao->parent_id]['children'][$dao->id] = &$thisref; |
6a488035 TO |
124 | } |
125 | } | |
6a488035 TO |
126 | } |
127 | ||
b5c2afd0 | 128 | /** |
f47539f6 | 129 | * Get tags used for the given entity/entities. |
130 | * | |
b5c2afd0 EM |
131 | * @param array $usedFor |
132 | * @param bool $buildSelect | |
133 | * @param bool $all | |
100fef9d | 134 | * @param int $parentId |
b5c2afd0 EM |
135 | * |
136 | * @return array | |
137 | */ | |
af9b09df TO |
138 | public static function getTagsUsedFor( |
139 | $usedFor = array('civicrm_contact'), | |
140 | $buildSelect = TRUE, | |
141 | $all = FALSE, | |
142 | $parentId = NULL | |
6a488035 TO |
143 | ) { |
144 | $tags = array(); | |
145 | ||
146 | if (empty($usedFor)) { | |
147 | return $tags; | |
148 | } | |
149 | if (!is_array($usedFor)) { | |
150 | $usedFor = array($usedFor); | |
151 | } | |
152 | ||
153 | if ($parentId === NULL) { | |
154 | $parentClause = " parent_id IS NULL AND "; | |
155 | } | |
156 | else { | |
157 | $parentClause = " parent_id = {$parentId} AND "; | |
158 | } | |
159 | ||
160 | foreach ($usedFor as $entityTable) { | |
161 | $tag = new CRM_Core_DAO_Tag(); | |
162 | $tag->fields(); | |
163 | $tag->orderBy('parent_id'); | |
164 | if ($buildSelect) { | |
165 | $tag->whereAdd("is_tagset = 0 AND {$parentClause} used_for LIKE '%{$entityTable}%'"); | |
166 | } | |
167 | else { | |
168 | $tag->whereAdd("used_for LIKE '%{$entityTable}%'"); | |
169 | } | |
170 | if (!$all) { | |
171 | $tag->is_tagset = 0; | |
172 | } | |
173 | $tag->find(); | |
174 | ||
175 | while ($tag->fetch()) { | |
176 | if ($buildSelect) { | |
177 | $tags[$tag->id] = $tag->name; | |
178 | } | |
179 | else { | |
180 | $tags[$tag->id]['name'] = $tag->name; | |
181 | $tags[$tag->id]['parent_id'] = $tag->parent_id; | |
182 | $tags[$tag->id]['is_tagset'] = $tag->is_tagset; | |
183 | $tags[$tag->id]['used_for'] = $tag->used_for; | |
eb98e026 | 184 | $tags[$tag->id]['description'] = $tag->description; |
d73974ac | 185 | $tags[$tag->id]['color'] = !empty($tag->color) ? $tag->color : NULL; |
6a488035 TO |
186 | } |
187 | } | |
188 | $tag->free(); | |
189 | } | |
190 | ||
191 | return $tags; | |
192 | } | |
193 | ||
b5c2afd0 | 194 | /** |
fe482240 | 195 | * Function to retrieve tags. |
47358d92 | 196 | * |
6a0b768e TO |
197 | * @param string $usedFor |
198 | * Which type of tag entity. | |
199 | * @param array $tags | |
200 | * Tags array. | |
201 | * @param int $parentId | |
202 | * Parent id if you want need only children. | |
203 | * @param string $separator | |
204 | * Separator to indicate children. | |
205 | * @param bool $formatSelectable | |
206 | * Add special property for non-selectable. | |
47358d92 | 207 | * tag, so they cannot be selected |
b5c2afd0 EM |
208 | * |
209 | * @return array | |
210 | */ | |
2da40d21 | 211 | public static function getTags( |
f9f40af3 | 212 | $usedFor = 'civicrm_contact', |
6a488035 | 213 | &$tags = array(), |
2aa397bc | 214 | $parentId = NULL, |
47358d92 | 215 | $separator = ' ', |
216 | $formatSelectable = FALSE | |
6a488035 | 217 | ) { |
dee5ccbb CW |
218 | if (!is_array($tags)) { |
219 | $tags = array(); | |
220 | } | |
6a488035 | 221 | // We need to build a list of tags ordered by hierarchy and sorted by |
b44e3f84 | 222 | // name. The hierarchy will be communicated by an accumulation of |
6a488035 TO |
223 | // separators in front of the name to give it a visual offset. |
224 | // Instead of recursively making mysql queries, we'll make one big | |
b44e3f84 | 225 | // query and build the hierarchy with the algorithm below. |
6a488035 | 226 | $args = array(1 => array('%' . $usedFor . '%', 'String')); |
47358d92 | 227 | $query = "SELECT id, name, parent_id, is_tagset, is_selectable |
6a488035 TO |
228 | FROM civicrm_tag |
229 | WHERE used_for LIKE %1"; | |
230 | if ($parentId) { | |
231 | $query .= " AND parent_id = %2"; | |
232 | $args[2] = array($parentId, 'Integer'); | |
233 | } | |
234 | $query .= " ORDER BY name"; | |
235 | $dao = CRM_Core_DAO::executeQuery($query, $args, TRUE, NULL, FALSE, FALSE); | |
236 | ||
237 | // Sort the tags into the correct storage by the parent_id/is_tagset | |
238 | // filter the filter was in place previously, we're just reusing it. | |
239 | // $roots represents the current leaf nodes that need to be checked for | |
240 | // children. $rows represents the unplaced nodes, not all of much | |
241 | // are necessarily placed. | |
242 | $roots = $rows = array(); | |
243 | while ($dao->fetch()) { | |
47358d92 | 244 | // note that we are prepending id with "crm_disabled_opt" which identifies |
245 | // them as disabled so that they cannot be selected. We do some magic | |
246 | // in crm-select2 js function that marks option values to "disabled" | |
247 | // current QF version in CiviCRM does not support passing this attribute, | |
248 | // so this is another ugly hack / workaround, | |
249 | // also know one is too keen to upgrade QF :P | |
250 | $idPrefix = ''; | |
251 | if ($formatSelectable && !$dao->is_selectable) { | |
252 | $idPrefix = "crm_disabled_opt"; | |
253 | } | |
6a488035 | 254 | if ($dao->parent_id == $parentId && $dao->is_tagset == 0) { |
47358d92 | 255 | $roots[] = array( |
256 | 'id' => $dao->id, | |
257 | 'prefix' => '', | |
258 | 'name' => $dao->name, | |
259 | 'idPrefix' => $idPrefix, | |
353ffa53 | 260 | ); |
6a488035 TO |
261 | } |
262 | else { | |
47358d92 | 263 | $rows[] = array( |
264 | 'id' => $dao->id, | |
265 | 'prefix' => '', | |
266 | 'name' => $dao->name, | |
267 | 'parent_id' => $dao->parent_id, | |
268 | 'idPrefix' => $idPrefix, | |
353ffa53 | 269 | ); |
6a488035 TO |
270 | } |
271 | } | |
47358d92 | 272 | |
6a488035 TO |
273 | $dao->free(); |
274 | // While we have nodes left to build, shift the first (alphabetically) | |
275 | // node of the list, place it in our tags list and loop through the | |
276 | // list of unplaced nodes to find its children. We make a copy to | |
277 | // iterate through because we must modify the unplaced nodes list | |
278 | // during the loop. | |
279 | while (count($roots)) { | |
353ffa53 TO |
280 | $new_roots = array(); |
281 | $current_rows = $rows; | |
282 | $root = array_shift($roots); | |
47358d92 | 283 | $tags[$root['id']] = array( |
284 | $root['prefix'], | |
285 | $root['name'], | |
286 | $root['idPrefix'], | |
353ffa53 | 287 | ); |
6a488035 TO |
288 | |
289 | // As you find the children, append them to the end of the new set | |
290 | // of roots (maintain alphabetical ordering). Also remove the node | |
291 | // from the set of unplaced nodes. | |
292 | if (is_array($current_rows)) { | |
293 | foreach ($current_rows as $key => $row) { | |
294 | if ($row['parent_id'] == $root['id']) { | |
47358d92 | 295 | $new_roots[] = array( |
296 | 'id' => $row['id'], | |
297 | 'prefix' => $tags[$root['id']][0] . $separator, | |
298 | 'name' => $row['name'], | |
299 | 'idPrefix' => $row['idPrefix'], | |
353ffa53 | 300 | ); |
6a488035 TO |
301 | unset($rows[$key]); |
302 | } | |
303 | } | |
304 | } | |
305 | ||
306 | //As a group, insert the new roots into the beginning of the roots | |
307 | //list. This maintains the hierarchical ordering of the tags. | |
308 | $roots = array_merge($new_roots, $roots); | |
309 | } | |
310 | ||
311 | // Prefix each name with the calcuated spacing to give the visual | |
312 | // appearance of ordering when transformed into HTML in the form layer. | |
47358d92 | 313 | // here is the actual code that to prepends and set disabled attribute for |
314 | // non-selectable tags | |
315 | $formattedTags = array(); | |
316 | foreach ($tags as $key => $tag) { | |
317 | if (!empty($tag[2])) { | |
86bfa4f6 | 318 | $key = $tag[2] . "-" . $key; |
47358d92 | 319 | } |
320 | $formattedTags[$key] = $tag[0] . $tag[1]; | |
6a488035 TO |
321 | } |
322 | ||
47358d92 | 323 | $tags = $formattedTags; |
6a488035 TO |
324 | return $tags; |
325 | } | |
326 | ||
b733747a CW |
327 | /** |
328 | * @param string $usedFor | |
329 | * @param bool $allowSelectingNonSelectable | |
330 | * @param null $exclude | |
331 | * @return array | |
332 | * @throws \CiviCRM_API3_Exception | |
333 | */ | |
334 | public static function getColorTags($usedFor = NULL, $allowSelectingNonSelectable = FALSE, $exclude = NULL) { | |
335 | $params = array( | |
336 | 'options' => array('limit' => 0), | |
337 | 'is_tagset' => 0, | |
338 | 'return' => array('name', 'description', 'parent_id', 'color', 'is_selectable', 'used_for'), | |
339 | ); | |
340 | if ($usedFor) { | |
341 | $params['used_for'] = array('LIKE' => "%$usedFor%"); | |
342 | } | |
343 | if ($exclude) { | |
344 | $params['id'] = array('!=' => $exclude); | |
345 | } | |
346 | $allTags = array(); | |
347 | foreach (CRM_Utils_Array::value('values', civicrm_api3('Tag', 'get', $params)) as $id => $tag) { | |
348 | $allTags[$id] = array( | |
349 | 'text' => $tag['name'], | |
350 | 'id' => $id, | |
351 | 'description' => CRM_Utils_Array::value('description', $tag), | |
352 | 'parent_id' => CRM_Utils_Array::value('parent_id', $tag), | |
353 | 'used_for' => CRM_Utils_Array::value('used_for', $tag), | |
354 | 'color' => CRM_Utils_Array::value('color', $tag), | |
355 | ); | |
356 | if (!$allowSelectingNonSelectable && empty($tag['is_selectable'])) { | |
357 | $allTags[$id]['disabled'] = TRUE; | |
358 | } | |
359 | } | |
360 | return CRM_Utils_Array::buildTree($allTags); | |
361 | } | |
362 | ||
6a488035 | 363 | /** |
fe482240 | 364 | * Delete the tag. |
6a488035 | 365 | * |
6a0b768e TO |
366 | * @param int $id |
367 | * Tag id. | |
6a488035 | 368 | * |
5c766a0b | 369 | * @return bool |
6a488035 | 370 | */ |
00be9182 | 371 | public static function del($id) { |
6a488035 | 372 | // since this is a destructive operation, lets make sure |
b44e3f84 | 373 | // id is a positive number |
6a488035 TO |
374 | CRM_Utils_Type::validate($id, 'Positive'); |
375 | ||
376 | // delete all crm_entity_tag records with the selected tag id | |
377 | $entityTag = new CRM_Core_DAO_EntityTag(); | |
378 | $entityTag->tag_id = $id; | |
379 | $entityTag->delete(); | |
380 | ||
381 | // delete from tag table | |
382 | $tag = new CRM_Core_DAO_Tag(); | |
383 | $tag->id = $id; | |
384 | ||
385 | CRM_Utils_Hook::pre('delete', 'Tag', $id, $tag); | |
386 | ||
387 | if ($tag->delete()) { | |
388 | CRM_Utils_Hook::post('delete', 'Tag', $id, $tag); | |
6a488035 TO |
389 | return TRUE; |
390 | } | |
391 | return FALSE; | |
392 | } | |
393 | ||
394 | /** | |
bd525987 | 395 | * Takes an associative array and creates a tag object. |
6a488035 TO |
396 | * |
397 | * The function extract all the params it needs to initialize the create a | |
398 | * contact object. the params array could contain additional unused name/value | |
399 | * pairs | |
400 | * | |
6a0b768e TO |
401 | * @param array $params |
402 | * (reference) an assoc array of name/value pairs. | |
403 | * @param array $ids | |
404 | * (optional) the array that holds all the db ids - we are moving away from this in bao. | |
d989d349 | 405 | * signatures |
6a488035 | 406 | * |
d3cbd0a5 CW |
407 | * @return CRM_Core_DAO_Tag|null |
408 | * object on success, otherwise null | |
6a488035 | 409 | */ |
00be9182 | 410 | public static function add(&$params, $ids = array()) { |
9b576df4 EM |
411 | $id = CRM_Utils_Array::value('id', $params, CRM_Utils_Array::value('tag', $ids)); |
412 | if (!$id && !self::dataExists($params)) { | |
6a488035 TO |
413 | return NULL; |
414 | } | |
415 | ||
416 | $tag = new CRM_Core_DAO_Tag(); | |
417 | ||
418 | // if parent id is set then inherit used for and is hidden properties | |
a7488080 | 419 | if (!empty($params['parent_id'])) { |
6a488035 TO |
420 | // get parent details |
421 | $params['used_for'] = CRM_Core_DAO::getFieldValue('CRM_Core_DAO_Tag', $params['parent_id'], 'used_for'); | |
422 | } | |
d3cbd0a5 CW |
423 | elseif (isset($params['used_for']) && is_array($params['used_for'])) { |
424 | $params['used_for'] = implode(',', $params['used_for']); | |
425 | } | |
426 | ||
427 | if (isset($params['color']) && strtolower($params['color']) === '#ffffff') { | |
428 | $params['color'] = ''; | |
429 | } | |
6a488035 TO |
430 | |
431 | $tag->copyValues($params); | |
9b576df4 EM |
432 | $tag->id = $id; |
433 | $hook = !$id ? 'create' : 'edit'; | |
d989d349 | 434 | CRM_Utils_Hook::pre($hook, 'Tag', $tag->id, $params); |
6a488035 TO |
435 | |
436 | // save creator id and time | |
437 | if (!$tag->id) { | |
353ffa53 TO |
438 | $session = CRM_Core_Session::singleton(); |
439 | $tag->created_id = $session->get('userID'); | |
6a488035 TO |
440 | $tag->created_date = date('YmdHis'); |
441 | } | |
442 | ||
443 | $tag->save(); | |
d989d349 | 444 | CRM_Utils_Hook::post($hook, 'Tag', $tag->id, $tag); |
6a488035 TO |
445 | |
446 | // if we modify parent tag, then we need to update all children | |
d3cbd0a5 CW |
447 | $tag->find(TRUE); |
448 | if (!$tag->parent_id && $tag->used_for) { | |
6a488035 | 449 | CRM_Core_DAO::executeQuery("UPDATE civicrm_tag SET used_for=%1 WHERE parent_id = %2", |
2aa397bc | 450 | array( |
d3cbd0a5 | 451 | 1 => array($tag->used_for, 'String'), |
6a488035 TO |
452 | 2 => array($tag->id, 'Integer'), |
453 | ) | |
454 | ); | |
455 | } | |
456 | ||
457 | return $tag; | |
458 | } | |
459 | ||
460 | /** | |
fe482240 | 461 | * Check if there is data to create the object. |
6a488035 | 462 | * |
6a0b768e TO |
463 | * @param array $params |
464 | * (reference ) an assoc array of name/value pairs. | |
6a488035 | 465 | * |
5c766a0b | 466 | * @return bool |
6a488035 | 467 | */ |
00be9182 | 468 | public static function dataExists(&$params) { |
5ba3bfc8 CW |
469 | // Disallow empty values except for the number zero. |
470 | // TODO: create a utility for this since it's needed in many places | |
471 | if (!empty($params['name']) || (string) $params['name'] === '0') { | |
6a488035 TO |
472 | return TRUE; |
473 | } | |
474 | ||
475 | return FALSE; | |
476 | } | |
477 | ||
478 | /** | |
fe482240 | 479 | * Get the tag sets for a entity object. |
6a488035 | 480 | * |
6a0b768e TO |
481 | * @param string $entityTable |
482 | * Entity_table. | |
6a488035 | 483 | * |
a6c01b45 CW |
484 | * @return array |
485 | * array of tag sets | |
6a488035 | 486 | */ |
00be9182 | 487 | public static function getTagSet($entityTable) { |
6a488035 TO |
488 | $tagSets = array(); |
489 | $query = "SELECT name, id FROM civicrm_tag | |
490 | WHERE is_tagset=1 AND parent_id IS NULL and used_for LIKE %1"; | |
353ffa53 TO |
491 | $dao = CRM_Core_DAO::executeQuery($query, array( |
492 | 1 => array( | |
493 | '%' . $entityTable . '%', | |
af9b09df TO |
494 | 'String', |
495 | ), | |
353ffa53 | 496 | ), TRUE, NULL, FALSE, FALSE); |
6a488035 TO |
497 | while ($dao->fetch()) { |
498 | $tagSets[$dao->id] = $dao->name; | |
499 | } | |
500 | $dao->free(); | |
501 | return $tagSets; | |
502 | } | |
503 | ||
504 | /** | |
100fef9d | 505 | * Get the tags that are not children of a tagset. |
6a488035 | 506 | * |
a6c01b45 CW |
507 | * @return array |
508 | * associated array of tag name and id | |
6a488035 | 509 | */ |
00be9182 | 510 | public static function getTagsNotInTagset() { |
6a488035 TO |
511 | $tags = $tagSets = array(); |
512 | // first get all the tag sets | |
513 | $query = "SELECT id FROM civicrm_tag WHERE is_tagset=1 AND parent_id IS NULL"; | |
33621c4f | 514 | $dao = CRM_Core_DAO::executeQuery($query); |
6a488035 TO |
515 | while ($dao->fetch()) { |
516 | $tagSets[] = $dao->id; | |
517 | } | |
518 | ||
519 | $parentClause = ''; | |
520 | if (!empty($tagSets)) { | |
521 | $parentClause = ' WHERE ( parent_id IS NULL ) OR ( parent_id NOT IN ( ' . implode(',', $tagSets) . ' ) )'; | |
522 | } | |
523 | ||
524 | // get that tags that don't have tagset as parent | |
525 | $query = "SELECT id, name FROM civicrm_tag {$parentClause}"; | |
526 | $dao = CRM_Core_DAO::executeQuery($query); | |
527 | while ($dao->fetch()) { | |
528 | $tags[$dao->id] = $dao->name; | |
529 | } | |
530 | ||
531 | return $tags; | |
532 | } | |
96025800 | 533 | |
dfe61fcf | 534 | /** |
535 | * Get child tags IDs | |
536 | * | |
537 | * @return array $childTagIDs | |
538 | * associated array of child tags in Array('Parent Tag ID' => Array('Child Tag 1', ...)) format | |
539 | */ | |
540 | public static function getChildTags() { | |
541 | $childTagIDs = array(); | |
542 | ||
543 | // only fetch those tags which has child tags | |
544 | $getChildGroupSQL = "SELECT parent.id as parent_id, GROUP_CONCAT(child.id) as child_id | |
545 | FROM civicrm_tag parent, | |
546 | civicrm_tag child | |
547 | WHERE parent.is_tagset <> 1 AND child.parent_id = parent.id | |
548 | GROUP BY parent.id | |
549 | "; | |
550 | $dao = CRM_Core_DAO::executeQuery($getChildGroupSQL); | |
551 | while ($dao->fetch()) { | |
552 | $childTagIDs[$dao->parent_id] = (array) explode(',', $dao->child_id); | |
553 | } | |
554 | ||
555 | // check if child tag has any childs, if found then include those child tags inside parent tag | |
556 | // i.e. format Array('parent_tag' => array('child_tag_1', ...), 'child_tag_1' => array(child_tag_1_1, ..), ..) | |
557 | // to Array('parent_tag' => array('child_tag_1', 'child_tag_1_1'...), ..) | |
558 | foreach ($childTagIDs as $parentTagID => $childTags) { | |
559 | foreach ($childTags as $childTag) { | |
560 | // if $childTag has any child tag of its own | |
561 | if (array_key_exists($childTag, $childTagIDs)) { | |
562 | $childTagIDs[$parentTagID] = array_merge($childTagIDs[$parentTagID], $childTagIDs[$childTag]); | |
563 | } | |
564 | } | |
565 | } | |
566 | ||
567 | return $childTagIDs; | |
568 | } | |
569 | ||
6a488035 | 570 | } |