3 +--------------------------------------------------------------------+
4 | CiviCRM version 4.4 |
5 +--------------------------------------------------------------------+
6 | Copyright CiviCRM LLC (c) 2004-2013 |
7 +--------------------------------------------------------------------+
8 | This file is a part of CiviCRM. |
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. |
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. |
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 +--------------------------------------------------------------------+
29 * File for CiviCRM APIv3 utilitity functions
31 * @package CiviCRM_APIv3
32 * @subpackage API_utils
34 * @copyright CiviCRM LLC (c) 2004-2013
35 * @version $Id: utils.php 30879 2010-11-22 15:45:55Z shot $
40 * Initialize CiviCRM - should be run at the start of each API function
42 function _civicrm_api3_initialize() {
43 require_once 'CRM/Core/ClassLoader.php';
44 CRM_Core_ClassLoader
::singleton()->register();
45 CRM_Core_Config
::singleton();
49 * Wrapper Function for civicrm_verify_mandatory to make it simple to pass either / or fields for checking
51 * @param array $params array of fields to check
52 * @param array $daoName string DAO to check for required fields (create functions only)
53 * @param array $keyoptions
55 * @internal param array $keys list of required fields options. One of the options is required
56 * @return null or throws error if there the required fields not present
59 function civicrm_api3_verify_one_mandatory($params, $daoName = NULL, $keyoptions = array(
61 $keys = array(array());
62 foreach ($keyoptions as $key) {
65 civicrm_api3_verify_mandatory($params, $daoName, $keys);
69 * Function to check mandatory fields are included
71 * @param array $params array of fields to check
72 * @param array $daoName string DAO to check for required fields (create functions only)
73 * @param array $keys list of required fields. A value can be an array denoting that either this or that is required.
74 * @param bool $verifyDAO
76 * @throws API_Exception
77 * @return null or throws error if there the required fields not present
79 * @todo see notes on _civicrm_api3_check_required_fields regarding removing $daoName param
81 function civicrm_api3_verify_mandatory($params, $daoName = NULL, $keys = array(
82 ), $verifyDAO = TRUE) {
85 if ($daoName != NULL && $verifyDAO && empty($params['id'])) {
86 $unmatched = _civicrm_api3_check_required_fields($params, $daoName, TRUE);
87 if (!is_array($unmatched)) {
92 if (!empty($params['id'])) {
93 $keys = array('version');
96 if (!in_array('version', $keys)) {
97 // required from v3 onwards
101 foreach ($keys as $key) {
102 if (is_array($key)) {
104 $optionset = array();
105 foreach ($key as $subkey) {
106 if (!array_key_exists($subkey, $params) ||
empty($params[$subkey])) {
107 $optionset[] = $subkey;
110 // as long as there is one match then we don't need to rtn anything
114 if (empty($match) && !empty($optionset)) {
115 $unmatched[] = "one of (" . implode(", ", $optionset) . ")";
119 if (!array_key_exists($key, $params) ||
empty($params[$key])) {
124 if (!empty($unmatched)) {
125 throw new API_Exception("Mandatory key(s) missing from params array: " . implode(", ", $unmatched),"mandatory_missing",array("fields"=>$unmatched));
131 * @param <type> $data
133 * @param object $dao DAO / BAO object to be freed here
135 * @throws API_Exception
136 * @return array <type>
138 function civicrm_api3_create_error($msg, $data = array(), &$dao = NULL) {
139 //fix me - $dao should be param 4 & 3 should be $apiRequest
140 if (is_object($dao)) {
144 if (is_array($dao)) {
145 if ($msg == 'DB Error: constraint violation' ||
substr($msg, 0,9) == 'DB Error:' ||
$msg == 'DB Error: already exists') {
147 $fields = _civicrm_api3_api_getfields($dao);
148 _civicrm_api3_validate_fields($dao['entity'], $dao['action'], $dao['params'], $fields, TRUE);
150 catch(Exception
$e) {
151 $msg = $e->getMessage();
155 $data['is_error'] = 1;
156 $data['error_message'] = $msg;
157 // we will show sql to privelledged user only (not sure of a specific
158 // security hole here but seems sensible - perhaps should apply to the trace as well?
159 if(isset($data['sql']) && CRM_Core_Permission
::check('Administer CiviCRM')) {
160 $data['debug_information'] = $data['sql'];
162 if (is_array($dao) && isset($dao['params']) && is_array($dao['params']) && CRM_Utils_Array
::value('api.has_parent', $dao['params'])) {
163 $errorCode = empty($data['error_code']) ?
'chained_api_failed' : $data['error_code'];
164 throw new API_Exception('Error in call to ' . $dao['entity'] . '_' . $dao['action'] . ' : ' . $msg, $errorCode, $data);
170 * Format array in result output styple
172 * @param array $values values generated by API operation (the result)
173 * @param array $params parameters passed into API call
174 * @param string $entity the entity being acted on
175 * @param string $action the action passed to the API
176 * @param object $dao DAO object to be freed here
177 * @param array $extraReturnValues additional values to be added to top level of result array(
178 * - this param is currently used for legacy behaviour support
180 * @return array $result
182 function civicrm_api3_create_success($values = 1, $params = array(
183 ), $entity = NULL, $action = NULL, &$dao = NULL, $extraReturnValues = array()) {
185 $result['is_error'] = 0;
186 //lets set the ['id'] field if it's not set & we know what the entity is
187 if (is_array($values) && !empty($entity)) {
188 foreach ($values as $key => $item) {
189 if (empty($item['id']) && !empty($item[$entity . "_id"])) {
190 $values[$key]['id'] = $item[$entity . "_id"];
192 if(!empty($item['financial_type_id'])){
193 //4.3 legacy handling
194 $values[$key]['contribution_type_id'] = $item['financial_type_id'];
196 if(!empty($item['next_sched_contribution_date'])){
197 // 4.4 legacy handling
198 $values[$key]['next_sched_contribution'] = $item['next_sched_contribution_date'];
203 if (is_array($params) && !empty($params['debug'])) {
204 if (is_string($action) && $action != 'getfields') {
205 $apiFields = civicrm_api($entity, 'getfields', array('version' => 3, 'action' => $action) +
$params);
207 elseif ($action != 'getfields') {
208 $apiFields = civicrm_api($entity, 'getfields', array('version' => 3) +
$params);
214 $allFields = array();
215 if ($action != 'getfields' && is_array($apiFields) && is_array(CRM_Utils_Array
::value('values', $apiFields))) {
216 $allFields = array_keys($apiFields['values']);
218 $paramFields = array_keys($params);
219 $undefined = array_diff($paramFields, $allFields, array_keys($_COOKIE), array('action', 'entity', 'debug', 'version', 'check_permissions', 'IDS_request_uri', 'IDS_user_agent', 'return', 'sequential', 'rowCount', 'option_offset', 'option_limit', 'custom', 'option_sort', 'options'));
221 $result['undefined_fields'] = array_merge($undefined);
224 if (is_object($dao)) {
228 $result['version'] = 3;
229 if (is_array($values)) {
230 $result['count'] = (int) count($values);
232 // Convert value-separated strings to array
233 _civicrm_api3_separate_values($values);
235 if ($result['count'] == 1) {
236 list($result['id']) = array_keys($values);
238 elseif (!empty($values['id']) && is_int($values['id'])) {
239 $result['id'] = $values['id'];
243 $result['count'] = !empty($values) ?
1 : 0;
246 if (is_array($values) && isset($params['sequential']) &&
247 $params['sequential'] == 1
249 $result['values'] = array_values($values);
252 $result['values'] = $values;
255 return array_merge($result, $extraReturnValues);
259 * Load the DAO of the entity
261 function _civicrm_api3_load_DAO($entity) {
262 $dao = _civicrm_api3_get_DAO($entity);
271 * Function to return the DAO of the function or Entity
272 * @param String $name either a function of the api (civicrm_{entity}_create or the entity name
273 * return the DAO name to manipulate this function
274 * eg. "civicrm_api3_contact_create" or "Contact" will return "CRM_Contact_BAO_Contact"
275 * @return mixed|string
277 function _civicrm_api3_get_DAO($name) {
278 if (strpos($name, 'civicrm_api3') !== FALSE) {
279 $last = strrpos($name, '_');
280 // len ('civicrm_api3_') == 13
281 $name = substr($name, 13, $last - 13);
284 $name = _civicrm_api_get_camel_name($name, 3);
286 if ($name == 'Individual' ||
$name == 'Household' ||
$name == 'Organization') {
290 // hack to deal with incorrectly named BAO/DAO - see CRM-10859
292 // FIXME: DAO should be renamed CRM_Mailing_DAO_MailingRecipients
293 // but am not confident mailing_recipients is tested so have not tackled.
294 if ($name == 'MailingRecipients') {
295 return 'CRM_Mailing_DAO_Recipients';
297 // FIXME: DAO should be renamed CRM_ACL_DAO_AclRole
298 if ($name == 'AclRole') {
299 return 'CRM_ACL_DAO_EntityRole';
301 // FIXME: DAO should be renamed CRM_SMS_DAO_SmsProvider
302 // But this would impact SMS extensions so need to coordinate
303 // Probably best approach is to migrate them to use the api and decouple them from core BAOs
304 if ($name == 'SmsProvider') {
305 return 'CRM_SMS_DAO_Provider';
307 // FIXME: DAO names should follow CamelCase convention
308 if ($name == 'Im' ||
$name == 'Acl') {
309 $name = strtoupper($name);
311 return CRM_Core_DAO_AllCoreTables
::getFullName($name);
315 * Function to return the DAO of the function or Entity
316 * @param String $name is either a function of the api (civicrm_{entity}_create or the entity name
317 * return the DAO name to manipulate this function
318 * eg. "civicrm_contact_create" or "Contact" will return "CRM_Contact_BAO_Contact"
321 function _civicrm_api3_get_BAO($name) {
322 // FIXME: DAO should be renamed CRM_Badge_DAO_BadgeLayout
323 if ($name == 'PrintLabel') {
324 return 'CRM_Badge_BAO_Layout';
326 $dao = _civicrm_api3_get_DAO($name);
330 $bao = str_replace("DAO", "BAO", $dao);
331 $file = strtr($bao, '_', '/') . '.php';
332 // Check if this entity actually has a BAO. Fall back on the DAO if not.
333 return stream_resolve_include_path($file) ?
$bao : $dao;
337 * Recursive function to explode value-separated strings into arrays
340 function _civicrm_api3_separate_values(&$values) {
341 $sp = CRM_Core_DAO
::VALUE_SEPARATOR
;
342 foreach ($values as $key => & $value) {
343 if (is_array($value)) {
344 _civicrm_api3_separate_values($value);
346 elseif (is_string($value)) {
347 if($key == 'case_type_id'){// this is to honor the way case API was originally written
348 $value = trim(str_replace($sp, ',', $value), ',');
350 elseif (strpos($value, $sp) !== FALSE) {
351 $value = explode($sp, trim($value, $sp));
358 * This is a legacy wrapper for api_store_values which will check the suitable fields using getfields
359 * rather than DAO->fields
361 * Getfields has handling for how to deal with uniquenames which dao->fields doesn't
363 * Note this is used by BAO type create functions - eg. contribution
364 * @param string $entity
365 * @param array $params
366 * @param array $values
368 function _civicrm_api3_filter_fields_for_bao($entity, &$params, &$values){
369 $fields = civicrm_api($entity,'getfields', array('version' => 3,'action' => 'create'));
370 $fields = $fields['values'];
371 _civicrm_api3_store_values($fields, $params, $values);
375 * @param array $fields
376 * @param array $params
377 * @param array $values
379 * @return Bool $valueFound
381 function _civicrm_api3_store_values(&$fields, &$params, &$values) {
384 $keys = array_intersect_key($params, $fields);
385 foreach ($keys as $name => $value) {
386 if ($name !== 'id') {
387 $values[$name] = $value;
395 * The API supports 2 types of get requestion. The more complex uses the BAO query object.
396 * This is a generic function for those functions that call it
398 * At the moment only called by contact we should extend to contribution &
399 * others that use the query object. Note that this function passes permission information in.
403 * @param array $params as passed into api get or getcount function
404 * @param array $additional_options
405 * @param bool $getCount are we just after the count
408 * @internal param array $options array of options (so we can modify the filter)
410 function _civicrm_api3_get_using_query_object($entity, $params, $additional_options = array(), $getCount = NULL){
412 // Convert id to e.g. contact_id
413 if (empty($params[$entity . '_id']) && isset($params['id'])) {
414 $params[$entity . '_id'] = $params['id'];
416 unset($params['id']);
418 $options = _civicrm_api3_get_options_from_params($params, TRUE);
420 $inputParams = array_merge(
421 CRM_Utils_Array
::value('input_params', $options, array()),
422 CRM_Utils_Array
::value('input_params', $additional_options, array())
424 $returnProperties = array_merge(
425 CRM_Utils_Array
::value('return', $options, array()),
426 CRM_Utils_Array
::value('return', $additional_options, array())
428 if(empty($returnProperties)){
429 $returnProperties = NULL;
431 if(!empty($params['check_permissions'])){
432 // we will filter query object against getfields
433 $fields = civicrm_api($entity, 'getfields', array('version' => 3, 'action' => 'get'));
434 // we need to add this in as earlier in this function 'id' was unset in favour of $entity_id
435 $fields['values'][$entity . '_id'] = array();
436 $varsToFilter = array('returnProperties', 'inputParams');
437 foreach ($varsToFilter as $varToFilter){
438 if(!is_array($
$varToFilter)){
441 //I was going to throw an exception rather than silently filter out - but
442 //would need to diff out of exceptions arr other keys like 'options', 'return', 'api. etcetc
443 //so we are silently ignoring parts of their request
444 //$exceptionsArr = array_diff(array_keys($$varToFilter), array_keys($fields['values']));
445 $
$varToFilter = array_intersect_key($
$varToFilter, $fields['values']);
448 $options = array_merge($options,$additional_options);
449 $sort = CRM_Utils_Array
::value('sort', $options, NULL);
450 $offset = CRM_Utils_Array
::value('offset', $options, NULL);
451 $limit = CRM_Utils_Array
::value('limit', $options, NULL);
452 $smartGroupCache = CRM_Utils_Array
::value('smartGroupCache', $params);
456 $returnProperties = NULL;
459 $newParams = CRM_Contact_BAO_Query
::convertFormValues($inputParams);
460 foreach ($newParams as &$newParam) {
461 if($newParam[1] == '=' && is_array($newParam[2])) {
462 // we may be looking at an attempt to use the 'IN' style syntax
463 // @todo at time of writing only 'IN' & 'NOT IN' are supported for the array style syntax
464 $sqlFilter = CRM_Core_DAO
::createSqlFilter($newParam[0], $params[$newParam[0]], 'String', NULL, TRUE);
466 $newParam[1] = key($newParam[2]);
467 $newParam[2] = $sqlFilter;
472 $skipPermissions = CRM_Utils_Array
::value('check_permissions', $params)?
0 :1;
474 list($entities, $options) = CRM_Contact_BAO_Query
::apiQuery(
485 if ($getCount) { // only return the count of contacts
493 * Function transfers the filters being passed into the DAO onto the params object
495 function _civicrm_api3_dao_set_filter(&$dao, $params, $unique = TRUE, $entity) {
496 $entity = substr($dao->__table
, 8);
498 $allfields = _civicrm_api3_build_fields_array($dao, $unique);
500 $fields = array_intersect(array_keys($allfields), array_keys($params));
501 if (isset($params[$entity . "_id"])) {
502 //if entity_id is set then treat it as ID (will be overridden by id if set)
503 $dao->id
= $params[$entity . "_id"];
506 $options = _civicrm_api3_get_options_from_params($params);
507 //apply options like sort
508 _civicrm_api3_apply_options_to_dao($params, $dao, $entity);
510 //accept filters like filter.activity_date_time_high
511 // std is now 'filters' => ..
512 if (strstr(implode(',', array_keys($params)), 'filter')) {
513 if (isset($params['filters']) && is_array($params['filters'])) {
514 foreach ($params['filters'] as $paramkey => $paramvalue) {
515 _civicrm_api3_apply_filters_to_dao($paramkey, $paramvalue, $dao);
519 foreach ($params as $paramkey => $paramvalue) {
520 if (strstr($paramkey, 'filter')) {
521 _civicrm_api3_apply_filters_to_dao(substr($paramkey, 7), $paramvalue, $dao);
526 // http://issues.civicrm.org/jira/browse/CRM-9150 - stick with 'simple' operators for now
527 // support for other syntaxes is discussed in ticket but being put off for now
528 $acceptedSQLOperators = array('=', '<=', '>=', '>', '<', 'LIKE', "<>", "!=", "NOT LIKE", 'IN', 'NOT IN', 'BETWEEN', 'NOT BETWEEN');
533 foreach ($fields as $field) {
534 if (is_array($params[$field])) {
535 //get the actual fieldname from db
536 $fieldName = $allfields[$field]['name'];
537 $where = CRM_Core_DAO
::createSqlFilter($fieldName, $params[$field], 'String');
539 $dao->whereAdd($where);
544 $daoFieldName = $allfields[$field]['name'];
545 if (empty($daoFieldName)) {
546 throw new API_Exception("Failed to determine field name for \"$field\"");
548 $dao->{$daoFieldName} = $params[$field];
551 $dao->$field = $params[$field];
555 if (!empty($options['return']) && is_array($options['return']) && empty($options['is_count'])) {
557 $options['return']['id'] = TRUE;// ensure 'id' is included
558 $allfields = _civicrm_api3_get_unique_name_array($dao);
559 $returnMatched = array_intersect(array_keys($options['return']), $allfields);
560 foreach ($returnMatched as $returnValue) {
561 $dao->selectAdd($returnValue);
564 $unmatchedFields = array_diff(// not already matched on the field names
565 array_keys($options['return']),
569 $returnUniqueMatched = array_intersect(
571 array_flip($allfields)// but a match for the field keys
573 foreach ($returnUniqueMatched as $uniqueVal){
574 $dao->selectAdd($allfields[$uniqueVal]);
580 * Apply filters (e.g. high, low) to DAO object (prior to find)
581 * @param string $filterField field name of filter
582 * @param string $filterValue field value of filter
583 * @param object $dao DAO object
585 function _civicrm_api3_apply_filters_to_dao($filterField, $filterValue, &$dao) {
586 if (strstr($filterField, 'high')) {
587 $fieldName = substr($filterField, 0, -5);
588 $dao->whereAdd("($fieldName <= $filterValue )");
590 if (strstr($filterField, 'low')) {
591 $fieldName = substr($filterField, 0, -4);
592 $dao->whereAdd("($fieldName >= $filterValue )");
594 if($filterField == 'is_current' && $filterValue == 1){
595 $todayStart = date('Ymd000000', strtotime('now'));
596 $todayEnd = date('Ymd235959', strtotime('now'));
597 $dao->whereAdd("(start_date <= '$todayStart' OR start_date IS NULL) AND (end_date >= '$todayEnd' OR end_date IS NULL)");
598 if(property_exists($dao, 'is_active')){
599 $dao->whereAdd('is_active = 1');
605 * Get sort, limit etc options from the params - supporting old & new formats.
606 * get returnproperties for legacy
608 * @param array $params params array as passed into civicrm_api
609 * @param bool $queryObject - is this supporting a queryobject api (e.g contact) - if so we support more options
610 * for legacy report & return a unique fields array
612 * @param string $entity
613 * @param string $action
615 * @return array $options options extracted from params
617 function _civicrm_api3_get_options_from_params(&$params, $queryObject = FALSE, $entity = '', $action = '') {
619 $sort = CRM_Utils_Array
::value('sort', $params, 0);
620 $sort = CRM_Utils_Array
::value('option.sort', $params, $sort);
621 $sort = CRM_Utils_Array
::value('option_sort', $params, $sort);
623 $offset = CRM_Utils_Array
::value('offset', $params, 0);
624 $offset = CRM_Utils_Array
::value('option.offset', $params, $offset);
625 // dear PHP thought it would be a good idea to transform a.b into a_b in the get/post
626 $offset = CRM_Utils_Array
::value('option_offset', $params, $offset);
628 $limit = CRM_Utils_Array
::value('rowCount', $params, 25);
629 $limit = CRM_Utils_Array
::value('option.limit', $params, $limit);
630 $limit = CRM_Utils_Array
::value('option_limit', $params, $limit);
632 if (is_array(CRM_Utils_Array
::value('options', $params))) {
633 // is count is set by generic getcount not user
634 $is_count = CRM_Utils_Array
::value('is_count', $params['options']);
635 $offset = CRM_Utils_Array
::value('offset', $params['options'], $offset);
636 $limit = CRM_Utils_Array
::value('limit', $params['options'], $limit);
637 $sort = CRM_Utils_Array
::value('sort', $params['options'], $sort);
640 $returnProperties = array();
641 // handle the format return =sort_name,display_name...
642 if (array_key_exists('return', $params)) {
643 if (is_array($params['return'])) {
644 $returnProperties = array_fill_keys($params['return'], 1);
647 $returnProperties = explode(',', str_replace(' ', '', $params['return']));
648 $returnProperties = array_fill_keys($returnProperties, 1);
651 if ($entity && $action =='get') {
652 if (CRM_Utils_Array
::value('id',$returnProperties)) {
653 $returnProperties[$entity . '_id'] = 1;
654 unset($returnProperties['id']);
656 switch (trim(strtolower($sort))){
660 $sort = str_replace('id', $entity . '_id',$sort);
665 'offset' => CRM_Utils_Rule
::integer($offset) ?
$offset : NULL,
666 'sort' => CRM_Utils_Rule
::string($sort) ?
$sort : NULL,
667 'limit' => CRM_Utils_Rule
::integer($limit) ?
$limit : NULL,
668 'is_count' => $is_count,
669 'return' => !empty($returnProperties) ?
$returnProperties : NULL,
672 if ($options['sort'] && stristr($options['sort'], 'SELECT')) {
673 throw new API_Exception('invalid string in sort options');
679 //here comes the legacy support for $returnProperties, $inputParams e.g for contat_get
680 // if the queryobject is being used this should be used
681 $inputParams = array();
682 $legacyreturnProperties = array();
684 'sort', 'offset', 'rowCount', 'options','return',
686 foreach ($params as $n => $v) {
687 if (substr($n, 0, 7) == 'return.') {
688 $legacyreturnProperties[substr($n, 7)] = $v;
690 elseif ($n == 'id') {
691 $inputParams[$entity. '_id'] = $v;
693 elseif (in_array($n, $otherVars)) {}
695 $inputParams[$n] = $v;
696 if ($v && !is_array($v) && stristr($v, 'SELECT')) {
697 throw new API_Exception('invalid string');
701 $options['return'] = array_merge($returnProperties, $legacyreturnProperties);
702 $options['input_params'] = $inputParams;
707 * Apply options (e.g. sort, limit, order by) to DAO object (prior to find)
709 * @param array $params params array as passed into civicrm_api
710 * @param object $dao DAO object
713 function _civicrm_api3_apply_options_to_dao(&$params, &$dao, $entity) {
715 $options = _civicrm_api3_get_options_from_params($params,FALSE,$entity);
716 if(!$options['is_count']) {
717 $dao->limit((int)$options['offset'], (int)$options['limit']);
718 if (!empty($options['sort'])) {
719 $dao->orderBy($options['sort']);
725 * build fields array. This is the array of fields as it relates to the given DAO
726 * returns unique fields as keys by default but if set but can return by DB fields
728 function _civicrm_api3_build_fields_array(&$bao, $unique = TRUE) {
729 $fields = $bao->fields();
731 if(!CRM_Utils_Array
::value('id', $fields)){
732 $entity = _civicrm_api_get_entity_name_from_dao($bao);
733 $fields['id'] = $fields[$entity . '_id'];
734 unset($fields[$entity . '_id']);
739 foreach ($fields as $field) {
740 $dbFields[$field['name']] = $field;
746 * build fields array. This is the array of fields as it relates to the given DAO
747 * returns unique fields as keys by default but if set but can return by DB fields
749 function _civicrm_api3_get_unique_name_array(&$bao) {
750 $fields = $bao->fields();
751 foreach ($fields as $field => $values) {
752 $uniqueFields[$field] = CRM_Utils_Array
::value('name',$values, $field);
754 return $uniqueFields;
758 * Converts an DAO object to an array
760 * @param object $dao (reference )object to convert
761 * @param null $params
762 * @param bool $uniqueFields
763 * @param string $entity
767 * @params array of arrays (key = id) of array of fields
772 function _civicrm_api3_dao_to_array($dao, $params = NULL, $uniqueFields = TRUE, $entity = "") {
774 if(isset($params['options']) && CRM_Utils_Array
::value('is_count', $params['options'])) {
775 return $dao->count();
777 if (empty($dao) ||
!$dao->find()) {
781 if(isset($dao->count
)) {
784 //if custom fields are required we will endeavour to set them . NB passing $entity in might be a bit clunky / unrequired
785 if (!empty($entity) && CRM_Utils_Array
::value('return', $params) && is_array($params['return'])) {
786 foreach ($params['return'] as $return) {
787 if (substr($return, 0, 6) == 'custom') {
794 $fields = array_keys(_civicrm_api3_build_fields_array($dao, $uniqueFields));
796 while ($dao->fetch()) {
798 foreach ($fields as $key) {
799 if (array_key_exists($key, $dao)) {
800 // not sure on that one
801 if ($dao->$key !== NULL) {
802 $tmp[$key] = $dao->$key;
806 $result[$dao->id
] = $tmp;
807 if (!empty($custom)) {
808 _civicrm_api3_custom_data_get($result[$dao->id
], $entity, $dao->id
);
817 * Converts an object to an array
819 * @param object $dao (reference) object to convert
820 * @param array $values (reference) array
821 * @param array|bool $uniqueFields
827 function _civicrm_api3_object_to_array(&$dao, &$values, $uniqueFields = FALSE) {
829 $fields = _civicrm_api3_build_fields_array($dao, $uniqueFields);
830 foreach ($fields as $key => $value) {
831 if (array_key_exists($key, $dao)) {
832 $values[$key] = $dao->$key;
838 * Wrapper for _civicrm_object_to_array when api supports unique fields
840 function _civicrm_api3_object_to_array_unique_fields(&$dao, &$values) {
841 return _civicrm_api3_object_to_array($dao, $values, TRUE);
846 * @param array $params
847 * @param array $values
848 * @param string $extends entity that this custom field extends (e.g. contribution, event, contact)
849 * @param string $entityId ID of entity per $extends
851 function _civicrm_api3_custom_format_params($params, &$values, $extends, $entityId = NULL) {
852 $values['custom'] = array();
853 foreach ($params as $key => $value) {
854 list($customFieldID, $customValueID) = CRM_Core_BAO_CustomField
::getKeyID($key, TRUE);
855 if ($customFieldID && (!IS_NULL($value))) {
856 CRM_Core_BAO_CustomField
::formatCustomField($customFieldID, $values['custom'],
857 $value, $extends, $customValueID, $entityId, FALSE, FALSE
865 * This function ensures that we have the right input parameters
867 * This function is only called when $dao is passed into verify_mandatory.
868 * The practice of passing $dao into verify_mandatory turned out to be
869 * unsatisfactory as the required fields @ the dao level is so diffent to the abstract
870 * api level. Hence the intention is to remove this function
871 * & the associated param from viery_mandatory
873 * @param array $params Associative array of property name/value
874 * pairs to insert in new history.
876 * @param bool $return
878 * @daoName string DAO to check params agains
880 * @return bool should the missing fields be returned as an array (core error created as default)
882 * @return bool true if all fields present, depending on $result a core error is created of an array of missing fields is returned
885 function _civicrm_api3_check_required_fields($params, $daoName, $return = FALSE) {
886 //@deprecated - see notes
887 if (isset($params['extends'])) {
888 if (($params['extends'] == 'Activity' ||
889 $params['extends'] == 'Phonecall' ||
890 $params['extends'] == 'Meeting' ||
891 $params['extends'] == 'Group' ||
892 $params['extends'] == 'Contribution'
894 ($params['style'] == 'Tab')
896 return civicrm_api3_create_error(ts("Can not create Custom Group in Tab for " . $params['extends']));
900 $dao = new $daoName();
901 $fields = $dao->fields();
904 foreach ($fields as $k => $v) {
905 if ($v['name'] == 'id') {
909 if (CRM_Utils_Array
::value('required', $v)) {
910 // 0 is a valid input for numbers, CRM-8122
911 if (!isset($params[$k]) ||
(empty($params[$k]) && !($params[$k] === 0))) {
917 if (!empty($missing)) {
918 if (!empty($return)) {
922 return civicrm_api3_create_error(ts("Required fields " . implode(',', $missing) . " for $daoName are not present"));
930 * Check permissions for a given API call.
932 * @param $entity string API entity being accessed
933 * @param $action string API action being performed
934 * @param $params array params of the API call
935 * @param $throw deprecated bool whether to throw exception instead of returning false
938 * @return bool whether the current API user has the permission to make the call
940 function _civicrm_api3_api_check_permission($entity, $action, &$params, $throw = TRUE) {
941 // return early unless we’re told explicitly to do the permission check
942 if (empty($params['check_permissions']) or $params['check_permissions'] == FALSE) {
946 require_once 'CRM/Core/DAO/permissions.php';
947 $permissions = _civicrm_api3_permissions($entity, $action, $params);
949 // $params might’ve been reset by the alterAPIPermissions() hook
950 if (isset($params['check_permissions']) and $params['check_permissions'] == FALSE) {
954 if (!CRM_Core_Permission
::check($permissions)) {
956 if(is_array($permissions)) {
957 $permissions = implode(' and ', $permissions);
959 throw new Exception("API permission check failed for $entity/$action call; insufficient permission: require $permissions");
962 //@todo remove this - this is an internal api function called with $throw set to TRUE. It is only called with false
963 // in tests & that should be tidied up
972 * Function to do a 'standard' api get - when the api is only doing a $bao->find then use this
974 * @param string $bao_name name of BAO
975 * @param array $params params from api
976 * @param bool $returnAsSuccess return in api success format
977 * @param string $entity
981 function _civicrm_api3_basic_get($bao_name, &$params, $returnAsSuccess = TRUE, $entity = "") {
982 $bao = new $bao_name();
983 _civicrm_api3_dao_set_filter($bao, $params, TRUE,$entity);
984 if ($returnAsSuccess) {
985 return civicrm_api3_create_success(_civicrm_api3_dao_to_array($bao, $params, FALSE, $entity), $params, $entity);
988 return _civicrm_api3_dao_to_array($bao, $params, FALSE, $entity);
993 * Function to do a 'standard' api create - when the api is only doing a $bao::create then use this
994 * @param string $bao_name Name of BAO Class
995 * @param array $params parameters passed into the api call
996 * @param string $entity Entity - pass in if entity is non-standard & required $ids array
999 function _civicrm_api3_basic_create($bao_name, &$params, $entity = NULL) {
1001 $args = array(&$params);
1002 if (!empty($entity)) {
1003 $ids = array($entity => CRM_Utils_Array
::value('id', $params));
1007 if (method_exists($bao_name, 'create')) {
1009 $fct_name = $bao_name . '::' . $fct;
1010 $bao = call_user_func_array(array($bao_name, $fct), $args);
1012 elseif (method_exists($bao_name, 'add')) {
1014 $fct_name = $bao_name . '::' . $fct;
1015 $bao = call_user_func_array(array($bao_name, $fct), $args);
1018 $fct_name = '_civicrm_api3_basic_create_fallback';
1019 $bao = _civicrm_api3_basic_create_fallback($bao_name, $params);
1022 if (is_null($bao)) {
1023 return civicrm_api3_create_error('Entity not created (' . $fct_name . ')');
1025 elseif (is_a($bao, 'CRM_Core_Error')) {
1026 //some wierd circular thing means the error takes itself as an argument
1027 $msg = $bao->getMessages($bao);
1028 // the api deals with entities on a one-by-one basis. However, the contribution bao pushes entities
1029 // onto the error object - presumably because the contribution import is not handling multiple errors correctly
1030 // so we need to reset the error object here to avoid getting concatenated errors
1031 //@todo - the mulitple error handling should be moved out of the contribution object to the import / multiple entity processes
1032 CRM_Core_Error
::singleton()->reset();
1033 throw new API_Exception($msg);
1037 _civicrm_api3_object_to_array($bao, $values[$bao->id
]);
1038 return civicrm_api3_create_success($values, $params, $entity, 'create', $bao);
1043 * For BAO's which don't have a create() or add() functions, use this fallback implementation.
1045 * @fixme There's an intuitive sense that this behavior should be defined somehow in the BAO/DAO class
1046 * structure. In practice, that requires a fair amount of refactoring and/or kludgery.
1048 * @param string $bao_name
1049 * @param array $params
1051 * @throws API_Exception
1052 * @return CRM_Core_DAO|NULL an instance of the BAO
1054 function _civicrm_api3_basic_create_fallback($bao_name, &$params) {
1055 $entityName = CRM_Core_DAO_AllCoreTables
::getBriefName(get_parent_class($bao_name));
1056 if (empty($entityName)) {
1057 throw new API_Exception("Class \"$bao_name\" does not map to an entity name", "unmapped_class_to_entity", array(
1058 'class_name' => $bao_name,
1061 $hook = empty($params['id']) ?
'create' : 'edit';
1063 CRM_Utils_Hook
::pre($hook, $entityName, CRM_Utils_Array
::value('id', $params), $params);
1064 $instance = new $bao_name();
1065 $instance->copyValues($params);
1067 CRM_Utils_Hook
::post($hook, $entityName, $instance->id
, $instance);
1073 * Function to do a 'standard' api del - when the api is only doing a $bao::del then use this
1074 * if api::del doesn't exist it will try DAO delete method
1076 function _civicrm_api3_basic_delete($bao_name, &$params) {
1078 civicrm_api3_verify_mandatory($params, NULL, array('id'));
1079 $args = array(&$params['id']);
1080 if (method_exists($bao_name, 'del')) {
1081 $bao = call_user_func_array(array($bao_name, 'del'), $args);
1082 if ($bao !== FALSE) {
1083 return civicrm_api3_create_success(TRUE);
1085 throw new API_Exception('Could not delete entity id ' . $params['id']);
1087 elseif (method_exists($bao_name, 'delete')) {
1088 $dao = new $bao_name();
1089 $dao->id
= $params['id'];
1091 while ($dao->fetch()) {
1093 return civicrm_api3_create_success();
1097 throw new API_Exception('Could not delete entity id ' . $params['id']);
1101 throw new API_Exception('no delete method found');
1105 * Get custom data for the given entity & Add it to the returnArray as 'custom_123' = 'custom string' AND 'custom_123_1' = 'custom string'
1106 * Where 123 is field value & 1 is the id within the custom group data table (value ID)
1108 * @param array $returnArray - array to append custom data too - generally $result[4] where 4 is the entity id.
1109 * @param string $entity e.g membership, event
1111 * @param int $groupID - per CRM_Core_BAO_CustomGroup::getTree
1112 * @param int $subType e.g. membership_type_id where custom data doesn't apply to all membership types
1113 * @param string $subName - Subtype of entity
1115 function _civicrm_api3_custom_data_get(&$returnArray, $entity, $entity_id, $groupID = NULL, $subType = NULL, $subName = NULL) {
1116 $groupTree = &CRM_Core_BAO_CustomGroup
::getTree($entity,
1117 CRM_Core_DAO
::$_nullObject,
1123 $groupTree = CRM_Core_BAO_CustomGroup
::formatGroupTree($groupTree, 1, CRM_Core_DAO
::$_nullObject);
1124 $customValues = array();
1125 CRM_Core_BAO_CustomGroup
::setDefaults($groupTree, $customValues);
1126 if (!empty($customValues)) {
1127 foreach ($customValues as $key => $val) {
1128 if (strstr($key, '_id')) {
1129 $idkey = substr($key, 0, -3);
1130 $returnArray['custom_' . (CRM_Core_BAO_CustomField
::getKeyID($idkey) . "_id")] = $val;
1131 $returnArray[$key] = $val;
1134 // per standard - return custom_fieldID
1135 $returnArray['custom_' . (CRM_Core_BAO_CustomField
::getKeyID($key))] = $val;
1137 //not standard - but some api did this so guess we should keep - cheap as chips
1138 $returnArray[$key] = $val;
1145 * Validate fields being passed into API. This function relies on the getFields function working accurately
1146 * for the given API. If error mode is set to TRUE then it will also check
1149 * As of writing only date was implemented.
1150 * @param string $entity
1151 * @param string $action
1152 * @param array $params -
1153 * @param array $fields response from getfields all variables are the same as per civicrm_api
1154 * @param bool $errorMode errorMode do intensive post fail checks?
1157 function _civicrm_api3_validate_fields($entity, $action, &$params, $fields, $errorMode = False) {
1158 $fields = array_intersect_key($fields, $params);
1159 foreach ($fields as $fieldName => $fieldInfo) {
1160 switch (CRM_Utils_Array
::value('type', $fieldInfo)) {
1161 case CRM_Utils_Type
::T_INT
:
1162 //field is of type integer
1163 _civicrm_api3_validate_integer($params, $fieldName, $fieldInfo, $entity);
1168 //field is of type date or datetime
1169 _civicrm_api3_validate_date($params, $fieldName, $fieldInfo);
1173 _civicrm_api3_validate_html($params, $fieldName, $fieldInfo);
1176 case CRM_Utils_Type
::T_STRING
:
1177 _civicrm_api3_validate_string($params, $fieldName, $fieldInfo, $entity);
1180 case CRM_Utils_Type
::T_MONEY
:
1181 if (!CRM_Utils_Rule
::money($params[$fieldName]) && !empty($params[$fieldName])) {
1182 throw new Exception($fieldName . " is not a valid amount: " . $params[$fieldName]);
1186 // intensive checks - usually only called after DB level fail
1187 if (!empty($errorMode) && strtolower($action) == 'create') {
1188 if (CRM_Utils_Array
::value('FKClassName', $fieldInfo)) {
1189 if (CRM_Utils_Array
::value($fieldName, $params)) {
1190 _civicrm_api3_validate_constraint($params, $fieldName, $fieldInfo);
1192 elseif (CRM_Utils_Array
::value('required', $fieldInfo)) {
1193 throw new Exception("DB Constraint Violation - possibly $fieldName should possibly be marked as mandatory for this API. If so, please raise a bug report");
1196 if (CRM_Utils_Array
::value('api.unique', $fieldInfo)) {
1197 $params['entity'] = $entity;
1198 _civicrm_api3_validate_uniquekey($params, $fieldName, $fieldInfo);
1205 * Validate date fields being passed into API.
1206 * It currently converts both unique fields and DB field names to a mysql date.
1207 * @todo - probably the unique field handling & the if exists handling is now done before this
1208 * function is reached in the wrapper - can reduce this code down to assume we
1209 * are only checking the passed in field
1211 * It also checks against the RULE:date function. This is a centralisation of code that was scattered and
1212 * may not be the best thing to do. There is no code level documentation on the existing functions to work off
1214 * @param array $params params from civicrm_api
1215 * @param string $fieldName uniquename of field being checked
1218 * @internal param array $fieldinfo array of fields from getfields function
1220 function _civicrm_api3_validate_date(&$params, &$fieldName, &$fieldInfo) {
1221 //should we check first to prevent it from being copied if they have passed in sql friendly format?
1222 if (CRM_Utils_Array
::value($fieldInfo['name'], $params)) {
1223 //accept 'whatever strtotime accepts
1224 if (strtotime($params[$fieldInfo['name']]) === FALSE) {
1225 throw new Exception($fieldInfo['name'] . " is not a valid date: " . $params[$fieldInfo['name']]);
1227 $params[$fieldInfo['name']] = CRM_Utils_Date
::processDate($params[$fieldInfo['name']]);
1229 if ((CRM_Utils_Array
::value('name', $fieldInfo) != $fieldName) && CRM_Utils_Array
::value($fieldName, $params)) {
1230 //If the unique field name differs from the db name & is set handle it here
1231 if (strtotime($params[$fieldName]) === FALSE) {
1232 throw new Exception($fieldName . " is not a valid date: " . $params[$fieldName]);
1234 $params[$fieldName] = CRM_Utils_Date
::processDate($params[$fieldName]);
1239 * Validate foreign constraint fields being passed into API.
1241 * @param array $params params from civicrm_api
1242 * @param string $fieldName uniquename of field being checked
1245 * @internal param array $fieldinfo array of fields from getfields function
1247 function _civicrm_api3_validate_constraint(&$params, &$fieldName, &$fieldInfo) {
1248 $dao = new $fieldInfo['FKClassName'];
1249 $dao->id
= $params[$fieldName];
1251 $dao->selectAdd('id');
1252 if (!$dao->find()) {
1253 throw new Exception("$fieldName is not valid : " . $params[$fieldName]);
1258 * Validate foreign constraint fields being passed into API.
1260 * @param array $params params from civicrm_api
1261 * @param string $fieldName uniquename of field being checked
1264 * @internal param array $fieldinfo array of fields from getfields function
1266 function _civicrm_api3_validate_uniquekey(&$params, &$fieldName, &$fieldInfo) {
1267 $existing = civicrm_api($params['entity'], 'get', array(
1268 'version' => $params['version'],
1269 $fieldName => $params[$fieldName],
1271 // an entry already exists for this unique field
1272 if ($existing['count'] == 1) {
1273 // question - could this ever be a security issue?
1274 throw new Exception("Field: `$fieldName` must be unique. An conflicting entity already exists - id: " . $existing['id']);
1279 * Generic implementation of the "replace" action.
1281 * Replace the old set of entities (matching some given keys) with a new set of
1282 * entities (matching the same keys).
1284 * Note: This will verify that 'values' is present, but it does not directly verify
1285 * any other parameters.
1287 * @param string $entity entity name
1288 * @param array $params params from civicrm_api, including:
1289 * - 'values': an array of records to save
1290 * - all other items: keys which identify new/pre-existing records
1293 function _civicrm_api3_generic_replace($entity, $params) {
1295 $transaction = new CRM_Core_Transaction();
1297 if (!is_array($params['values'])) {
1298 throw new Exception("Mandatory key(s) missing from params array: values");
1301 // Extract the keys -- somewhat scary, don't think too hard about it
1302 $baseParams = _civicrm_api3_generic_replace_base_params($params);
1304 // Lookup pre-existing records
1305 $preexisting = civicrm_api($entity, 'get', $baseParams, $params);
1306 if (civicrm_error($preexisting)) {
1307 $transaction->rollback();
1308 return $preexisting;
1311 // Save the new/updated records
1313 foreach ($params['values'] as $replacement) {
1314 // Sugar: Don't force clients to duplicate the 'key' data
1315 $replacement = array_merge($baseParams, $replacement);
1316 $action = (isset($replacement['id']) ||
isset($replacement[$entity . '_id'])) ?
'update' : 'create';
1317 $create = civicrm_api($entity, $action, $replacement);
1318 if (civicrm_error($create)) {
1319 $transaction->rollback();
1322 foreach ($create['values'] as $entity_id => $entity_value) {
1323 $creates[$entity_id] = $entity_value;
1327 // Remove stale records
1328 $staleIDs = array_diff(
1329 array_keys($preexisting['values']),
1330 array_keys($creates)
1332 foreach ($staleIDs as $staleID) {
1333 $delete = civicrm_api($entity, 'delete', array(
1334 'version' => $params['version'],
1337 if (civicrm_error($delete)) {
1338 $transaction->rollback();
1343 return civicrm_api3_create_success($creates, $params);
1345 catch(PEAR_Exception
$e) {
1346 $transaction->rollback();
1347 return civicrm_api3_create_error($e->getMessage());
1349 catch(Exception
$e) {
1350 $transaction->rollback();
1351 return civicrm_api3_create_error($e->getMessage());
1360 function _civicrm_api3_generic_replace_base_params($params) {
1361 $baseParams = $params;
1362 unset($baseParams['values']);
1363 unset($baseParams['sequential']);
1364 unset($baseParams['options']);
1369 * returns fields allowable by api
1371 * @param $entity string Entity to query
1372 * @param bool $unique index by unique fields?
1373 * @param array $params
1377 function _civicrm_api_get_fields($entity, $unique = FALSE, &$params = array(
1379 $unsetIfEmpty = array('dataPattern', 'headerPattern', 'default', 'export', 'import');
1380 $dao = _civicrm_api3_get_DAO($entity);
1385 $fields = $d->fields();
1386 // replace uniqueNames by the normal names as the key
1387 if (empty($unique)) {
1388 foreach ($fields as $name => & $field) {
1389 //getting rid of unused attributes
1390 foreach ($unsetIfEmpty as $attr) {
1391 if (empty($field[$attr])) {
1392 unset($field[$attr]);
1395 if ($name == $field['name']) {
1398 if (array_key_exists($field['name'], $fields)) {
1399 $field['error'] = 'name conflict';
1400 // it should never happen, but better safe than sorry
1403 $fields[$field['name']] = $field;
1404 $fields[$field['name']]['uniqueName'] = $name;
1405 unset($fields[$name]);
1408 $fields +
= _civicrm_api_get_custom_fields($entity, $params);
1413 * Return an array of fields for a given entity - this is the same as the BAO function but
1414 * fields are prefixed with 'custom_' to represent api params
1416 function _civicrm_api_get_custom_fields($entity, &$params) {
1417 $customfields = array();
1418 $entity = _civicrm_api_get_camel_name($entity);
1419 if (strtolower($entity) == 'contact') {
1420 // Use sub-type if available, otherwise stick with 'Contact'
1421 $entity = CRM_Utils_Array
::value('contact_type', $params);
1423 $retrieveOnlyParent = FALSE;
1424 // we could / should probably test for other subtypes here - e.g. activity_type_id
1425 if($entity == 'Contact'){
1426 empty($params['contact_sub_type']);
1428 $customfields = CRM_Core_BAO_CustomField
::getFields($entity,
1431 CRM_Utils_Array
::value('contact_sub_type', $params, FALSE),
1433 $retrieveOnlyParent,
1437 // find out if we have any requests to resolve options
1438 $getoptions = CRM_Utils_Array
::value('get_options', CRM_Utils_Array
::value('options',$params));
1439 if(!is_array($getoptions)){
1440 $getoptions = array($getoptions);
1443 foreach ($customfields as $key => $value) {
1444 // Regular fields have a 'name' property
1445 $value['name'] = 'custom_' . $key;
1446 $value['type'] = _getStandardTypeFromCustomDataType($value['data_type']);
1447 $customfields['custom_' . $key] = $value;
1448 if (in_array('custom_' . $key, $getoptions)) {
1449 $customfields['custom_' . $key]['options'] = CRM_Core_BAO_CustomOption
::valuesByID($key);
1451 unset($customfields[$key]);
1453 return $customfields;
1456 * Translate the custom field data_type attribute into a std 'type'
1458 function _getStandardTypeFromCustomDataType($dataType) {
1460 'String' => CRM_Utils_Type
::T_STRING
,
1461 'Int' => CRM_Utils_Type
::T_INT
,
1462 'Money' => CRM_Utils_Type
::T_MONEY
,
1463 'Memo' => CRM_Utils_Type
::T_LONGTEXT
,
1464 'Float' => CRM_Utils_Type
::T_FLOAT
,
1465 'Date' => CRM_Utils_Type
::T_DATE
,
1466 'Boolean' => CRM_Utils_Type
::T_BOOLEAN
,
1467 'StateProvince' => CRM_Utils_Type
::T_INT
,
1468 'File' => CRM_Utils_Type
::T_STRING
,
1469 'Link' => CRM_Utils_Type
::T_STRING
,
1470 'ContactReference' => CRM_Utils_Type
::T_INT
,
1471 'Country' => CRM_Utils_Type
::T_INT
,
1473 return $mapping[$dataType];
1476 * Return array of defaults for the given API (function is a wrapper on getfields)
1478 function _civicrm_api3_getdefaults($apiRequest, $fields) {
1479 $defaults = array();
1481 foreach ($fields as $field => $values) {
1482 if (isset($values['api.default'])) {
1483 $defaults[$field] = $values['api.default'];
1490 * Return array of defaults for the given API (function is a wrapper on getfields)
1492 function _civicrm_api3_getrequired($apiRequest, $fields) {
1493 $required = array('version');
1495 foreach ($fields as $field => $values) {
1496 if (CRM_Utils_Array
::value('api.required', $values)) {
1497 $required[] = $field;
1504 * Fill params array with alternate (alias) values where a field has an alias and that is filled & the main field isn't
1505 * If multiple aliases the last takes precedence
1507 * Function also swaps unique fields for non-unique fields & vice versa.
1509 function _civicrm_api3_swap_out_aliases(&$apiRequest, $fields) {
1510 foreach ($fields as $field => $values) {
1511 $uniqueName = CRM_Utils_Array
::value('uniqueName', $values);
1512 if (CRM_Utils_Array
::value('api.aliases', $values)) {
1513 // if aliased field is not set we try to use field alias
1514 if (!isset($apiRequest['params'][$field])) {
1515 foreach ($values['api.aliases'] as $alias) {
1516 if (isset($apiRequest['params'][$alias])) {
1517 $apiRequest['params'][$field] = $apiRequest['params'][$alias];
1519 //unset original field nb - need to be careful with this as it may bring inconsistencies
1520 // out of the woodwork but will be implementing only as _spec function extended
1521 unset($apiRequest['params'][$alias]);
1525 if (!isset($apiRequest['params'][$field])
1526 && CRM_Utils_Array
::value('name', $values)
1527 && $field != $values['name']
1528 && isset($apiRequest['params'][$values['name']])
1530 $apiRequest['params'][$field] = $apiRequest['params'][$values['name']];
1531 // note that it would make sense to unset the original field here but tests need to be in place first
1533 if (!isset($apiRequest['params'][$field])
1535 && $field != $uniqueName
1536 && array_key_exists($uniqueName, $apiRequest['params'])
1539 $apiRequest['params'][$field] = CRM_Utils_Array
::value($values['uniqueName'], $apiRequest['params']);
1540 // note that it would make sense to unset the original field here but tests need to be in place first
1547 * Validate integer fields being passed into API.
1548 * It currently converts the incoming value 'user_contact_id' into the id of the currenty logged in user
1550 * @param array $params params from civicrm_api
1551 * @param string $fieldName uniquename of field being checked
1554 * @throws API_Exception
1555 * @internal param array $fieldinfo array of fields from getfields function
1557 function _civicrm_api3_validate_integer(&$params, &$fieldName, &$fieldInfo, $entity) {
1558 //if fieldname exists in params
1559 if (CRM_Utils_Array
::value($fieldName, $params)) {
1560 // if value = 'user_contact_id' (or similar), replace value with contact id
1561 if (!is_numeric($params[$fieldName]) && is_scalar($params[$fieldName])) {
1562 $realContactId = _civicrm_api3_resolve_contactID($params[$fieldName]);
1563 if ('unknown-user' === $realContactId) {
1564 throw new API_Exception("\"$fieldName\" \"{$params[$fieldName]}\" cannot be resolved to a contact ID", 2002, array('error_field' => $fieldName,"type"=>"integer"));
1565 } elseif (is_numeric($realContactId)) {
1566 $params[$fieldName] = $realContactId;
1569 if (!empty($fieldInfo['pseudoconstant']) ||
!empty($fieldInfo['options'])) {
1570 _civicrm_api3_api_match_pseudoconstant($params, $entity, $fieldName, $fieldInfo);
1573 // After swapping options, ensure we have an integer(s)
1574 foreach ((array) ($params[$fieldName]) as $value) {
1575 if ($value && !is_numeric($value) && $value !== 'null' && !is_array($value)) {
1576 throw new API_Exception("$fieldName is not a valid integer", 2001, array('error_field' => $fieldName, "type" => "integer"));
1580 // Check our field length
1581 if(is_string($params[$fieldName]) &&
1582 CRM_Utils_Array
::value('maxlength',$fieldInfo)
1583 && strlen($params[$fieldName]) > $fieldInfo['maxlength']
1585 throw new API_Exception( $params[$fieldName] . " is " . strlen($params[$fieldName]) . " characters - longer than $fieldName length" . $fieldInfo['maxlength'] . ' characters',
1586 2100, array('field' => $fieldName, "max_length"=>$fieldInfo['maxlength'])
1593 * Determine a contact ID using a string expression
1595 * @param string $contactIdExpr e.g. "user_contact_id" or "@user:username"
1596 * @return int|NULL|'unknown-user'
1598 function _civicrm_api3_resolve_contactID($contactIdExpr) {
1599 //if value = 'user_contact_id' replace value with logged in user id
1600 if ($contactIdExpr == "user_contact_id") {
1601 $session = &CRM_Core_Session
::singleton();
1602 if (!is_numeric($session->get('userID'))) {
1605 return $session->get('userID');
1606 } elseif (preg_match('/^@user:(.*)$/', $contactIdExpr, $matches)) {
1607 $config = CRM_Core_Config
::singleton();
1609 $ufID = $config->userSystem
->getUfId($matches[1]);
1611 return 'unknown-user';
1614 $contactID = CRM_Core_BAO_UFMatch
::getContactId($ufID);
1616 return 'unknown-user';
1625 * Validate html (check for scripting attack)
1630 * @throws API_Exception
1632 function _civicrm_api3_validate_html(&$params, &$fieldName, &$fieldInfo) {
1633 if ($value = CRM_Utils_Array
::value($fieldName, $params)) {
1634 if (!CRM_Utils_Rule
::xssString($value)) {
1635 throw new API_Exception('Illegal characters in input (potential scripting attack)', array("field"=>$fieldName,"error_code"=>"xss"));
1641 * Validate string fields being passed into API.
1642 * @param array $params params from civicrm_api
1643 * @param string $fieldName uniquename of field being checked
1646 * @throws API_Exception
1648 * @internal param array $fieldinfo array of fields from getfields function
1650 function _civicrm_api3_validate_string(&$params, &$fieldName, &$fieldInfo, $entity) {
1651 // If fieldname exists in params
1652 $value = CRM_Utils_Array
::value($fieldName, $params, '');
1653 if(!is_array($value)){
1654 $value = (string) $value;
1657 //@todo what do we do about passed in arrays. For many of these fields
1658 // the missing piece of functionality is separating them to a separated string
1659 // & many save incorrectly. But can we change them wholesale?
1662 if (!CRM_Utils_Rule
::xssString($value)) {
1663 throw new Exception('Illegal characters in input (potential scripting attack)');
1665 if ($fieldName == 'currency') {
1666 if (!CRM_Utils_Rule
::currencyCode($value)) {
1667 throw new Exception("Currency not a valid code: $value");
1670 if (!empty($fieldInfo['pseudoconstant']) ||
!empty($fieldInfo['options']) ||
!empty($fieldInfo['enumValues'])) {
1671 _civicrm_api3_api_match_pseudoconstant($params, $entity, $fieldName, $fieldInfo);
1673 // Check our field length
1674 elseif (is_string($value) && !empty($fieldInfo['maxlength']) && strlen($value) > $fieldInfo['maxlength']) {
1675 throw new API_Exception("Value for $fieldName is " . strlen($value) . " characters - This field has a maxlength of {$fieldInfo['maxlength']} characters.",
1676 2100, array('field' => $fieldName)
1683 * Validate & swap out any pseudoconstants / options
1685 * @param $params: api parameters
1686 * @param $entity: api entity name
1687 * @param $fieldName: field name used in api call (not necessarily the canonical name)
1688 * @param $fieldInfo: getfields meta-data
1690 function _civicrm_api3_api_match_pseudoconstant(&$params, $entity, $fieldName, $fieldInfo) {
1691 $options = CRM_Utils_Array
::value('options', $fieldInfo);
1693 if(strtolower($entity) == 'profile' && !empty($fieldInfo['entity'])) {
1694 // we need to get the options from the entity the field relates to
1695 $entity = $fieldInfo['entity'];
1697 $options = civicrm_api($entity, 'getoptions', array('version' => 3, 'field' => $fieldInfo['name'], 'context' => 'validate'));
1698 $options = CRM_Utils_Array
::value('values', $options, array());
1701 // If passed a value-separated string, explode to an array, then re-implode after matching values
1703 if (is_string($params[$fieldName]) && strpos($params[$fieldName], CRM_Core_DAO
::VALUE_SEPARATOR
) !== FALSE) {
1704 $params[$fieldName] = CRM_Utils_Array
::explodePadded($params[$fieldName]);
1707 // If passed multiple options, validate each
1708 if (is_array($params[$fieldName])) {
1709 foreach ($params[$fieldName] as &$value) {
1710 if (!is_array($value)) {
1711 _civicrm_api3_api_match_pseudoconstant_value($value, $options, $fieldName);
1714 // TODO: unwrap the call to implodePadded from the conditional and do it always
1715 // need to verify that this is safe and doesn't break anything though.
1716 // Better yet would be to leave it as an array and ensure that every dao/bao can handle array input
1718 CRM_Utils_Array
::implodePadded($params[$fieldName]);
1722 _civicrm_api3_api_match_pseudoconstant_value($params[$fieldName], $options, $fieldName);
1727 * Validate & swap a single option value for a field
1729 * @param $value: field value
1730 * @param $options: array of options for this field
1731 * @param $fieldName: field name used in api call (not necessarily the canonical name)
1732 * @throws API_Exception
1734 function _civicrm_api3_api_match_pseudoconstant_value(&$value, $options, $fieldName) {
1735 // If option is a key, no need to translate
1736 if (array_key_exists($value, $options)) {
1740 // Translate value into key
1741 $newValue = array_search($value, $options);
1742 if ($newValue !== FALSE) {
1746 // Case-insensitive matching
1747 $newValue = strtolower($value);
1748 $options = array_map("strtolower", $options);
1749 $newValue = array_search($newValue, $options);
1750 if ($newValue === FALSE) {
1751 throw new API_Exception("'$value' is not a valid option for field $fieldName", 2001, array('error_field' => $fieldName));
1757 * Returns the canonical name of a field
1758 * @param $entity: api entity name (string should already be standardized - no camelCase)
1759 * @param $fieldName: any variation of a field's name (name, unique_name, api.alias)
1761 * @return (string|bool) fieldName or FALSE if the field does not exist
1763 function _civicrm_api3_api_resolve_alias($entity, $fieldName) {
1764 if (strpos($fieldName, 'custom_') === 0 && is_numeric($fieldName[7])) {
1767 if ($fieldName == "{$entity}_id") {
1770 $result = civicrm_api($entity, 'getfields', array(
1772 'action' => 'create',
1774 $meta = $result['values'];
1775 if (!isset($meta[$fieldName]['name']) && isset($meta[$fieldName . '_id'])) {
1776 $fieldName = $fieldName . '_id';
1778 if (isset($meta[$fieldName])) {
1779 return $meta[$fieldName]['name'];
1781 foreach ($meta as $info) {
1782 if ($fieldName == CRM_Utils_Array
::value('uniqueName', $info)) {
1783 return $info['name'];
1785 if (array_search($fieldName, CRM_Utils_Array
::value('api.aliases', $info, array())) !== FALSE) {
1786 return $info['name'];