drupal-civicrm/sites/all/modules/civicrm/api/v3/utils.php

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2018-01-14 15:10:16 +02:00
<?php
/*
+--------------------------------------------------------------------+
| CiviCRM version 4.7 |
+--------------------------------------------------------------------+
| Copyright CiviCRM LLC (c) 2004-2017 |
+--------------------------------------------------------------------+
| This file is a part of CiviCRM. |
| |
| CiviCRM is free software; you can copy, modify, and distribute it |
| under the terms of the GNU Affero General Public License |
| Version 3, 19 November 2007 and the CiviCRM Licensing Exception. |
| |
| CiviCRM is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
| See the GNU Affero General Public License for more details. |
| |
| You should have received a copy of the GNU Affero General Public |
| License and the CiviCRM Licensing Exception along |
| with this program; if not, contact CiviCRM LLC |
| at info[AT]civicrm[DOT]org. If you have questions about the |
| GNU Affero General Public License or the licensing of CiviCRM, |
| see the CiviCRM license FAQ at http://civicrm.org/licensing |
+--------------------------------------------------------------------+
*/
/**
* CiviCRM APIv3 utility functions.
*
* @package CiviCRM_APIv3
*/
/**
* Initialize CiviCRM - should be run at the start of each API function.
*/
function _civicrm_api3_initialize() {
require_once 'CRM/Core/ClassLoader.php';
CRM_Core_ClassLoader::singleton()->register();
CRM_Core_Config::singleton();
}
/**
* Wrapper Function for civicrm_verify_mandatory to make it simple to pass either / or fields for checking.
*
* @param array $params
* Array of fields to check.
* @param array $daoName
* String DAO to check for required fields (create functions only).
* @param array $keyoptions
* List of required fields options. One of the options is required.
*/
function civicrm_api3_verify_one_mandatory($params, $daoName = NULL, $keyoptions = array()) {
$keys = array(array());
foreach ($keyoptions as $key) {
$keys[0][] = $key;
}
civicrm_api3_verify_mandatory($params, $daoName, $keys);
}
/**
* Check mandatory fields are included.
*
* @param array $params
* Array of fields to check.
* @param array $daoName
* String DAO to check for required fields (create functions only).
* @param array $keys
* List of required fields. A value can be an array denoting that either this or that is required.
* @param bool $verifyDAO
*
* @throws \API_Exception
*/
function civicrm_api3_verify_mandatory($params, $daoName = NULL, $keys = array(), $verifyDAO = TRUE) {
$unmatched = array();
if (!empty($params['id'])) {
$keys = array('version');
}
else {
if (!in_array('version', $keys)) {
// required from v3 onwards
$keys[] = 'version';
}
}
foreach ($keys as $key) {
if (is_array($key)) {
$match = 0;
$optionset = array();
foreach ($key as $subkey) {
if (!array_key_exists($subkey, $params) || empty($params[$subkey])) {
$optionset[] = $subkey;
}
else {
// As long as there is one match we don't need to return anything.
$match = 1;
}
}
if (empty($match) && !empty($optionset)) {
$unmatched[] = "one of (" . implode(", ", $optionset) . ")";
}
}
else {
// Disallow empty values except for the number zero.
// TODO: create a utility for this since it's needed in many places.
if (!array_key_exists($key, $params) || (empty($params[$key]) && $params[$key] !== 0 && $params[$key] !== '0')) {
$unmatched[] = $key;
}
}
}
if (!empty($unmatched)) {
throw new API_Exception("Mandatory key(s) missing from params array: " . implode(", ", $unmatched), "mandatory_missing", array("fields" => $unmatched));
}
}
/**
* Create error array.
*
* @param string $msg
* @param array $data
*
* @return array
*/
function civicrm_api3_create_error($msg, $data = array()) {
$data['is_error'] = 1;
$data['error_message'] = $msg;
// we will show sql to privileged user only (not sure of a specific
// security hole here but seems sensible - perhaps should apply to the trace as well?)
if (isset($data['sql'])) {
if (CRM_Core_Permission::check('Administer CiviCRM') || CIVICRM_UF == 'UnitTests') {
// Isn't this redundant?
$data['debug_information'] = $data['sql'];
}
else {
unset($data['sql']);
}
}
return $data;
}
/**
* Format array in result output style.
*
* @param array|int $values values generated by API operation (the result)
* @param array $params
* Parameters passed into API call.
* @param string $entity
* The entity being acted on.
* @param string $action
* The action passed to the API.
* @param object $dao
* DAO object to be freed here.
* @param array $extraReturnValues
* Additional values to be added to top level of result array(.
* - this param is currently used for legacy behaviour support
*
* @return array
*/
function civicrm_api3_create_success($values = 1, $params = array(), $entity = NULL, $action = NULL, &$dao = NULL, $extraReturnValues = array()) {
$result = array();
$lowercase_entity = _civicrm_api_get_entity_name_from_camel($entity);
// TODO: This shouldn't be necessary but this fn sometimes gets called with lowercase entity
$entity = _civicrm_api_get_camel_name($entity);
$result['is_error'] = 0;
//lets set the ['id'] field if it's not set & we know what the entity is
if (is_array($values) && $entity && $action != 'getfields') {
foreach ($values as $key => $item) {
if (empty($item['id']) && !empty($item[$lowercase_entity . "_id"])) {
$values[$key]['id'] = $item[$lowercase_entity . "_id"];
}
if (!empty($item['financial_type_id'])) {
// 4.3 legacy handling.
$values[$key]['contribution_type_id'] = $item['financial_type_id'];
}
if (!empty($item['next_sched_contribution_date'])) {
// 4.4 legacy handling
$values[$key]['next_sched_contribution'] = $item['next_sched_contribution_date'];
}
}
}
if (is_array($params) && !empty($params['debug'])) {
if (is_string($action) && $action != 'getfields') {
$apiFields = civicrm_api($entity, 'getfields', array('version' => 3, 'action' => $action) + $params);
}
elseif ($action != 'getfields') {
$apiFields = civicrm_api($entity, 'getfields', array('version' => 3) + $params);
}
else {
$apiFields = FALSE;
}
$allFields = array();
if ($action != 'getfields' && is_array($apiFields) && is_array(CRM_Utils_Array::value('values', $apiFields))) {
$allFields = array_keys($apiFields['values']);
}
$paramFields = array_keys($params);
$undefined = array_diff($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',
'prettyprint',
));
if ($undefined) {
$result['undefined_fields'] = array_merge($undefined);
}
}
if (is_object($dao)) {
$dao->free();
}
$result['version'] = 3;
if (is_array($values)) {
$result['count'] = (int) count($values);
// Convert value-separated strings to array
if ($action != 'getfields') {
_civicrm_api3_separate_values($values);
}
if ($result['count'] == 1) {
list($result['id']) = array_keys($values);
}
elseif (!empty($values['id']) && is_int($values['id'])) {
$result['id'] = $values['id'];
}
}
else {
$result['count'] = !empty($values) ? 1 : 0;
}
if (is_array($values) && isset($params['sequential']) &&
$params['sequential'] == 1
) {
$result['values'] = array_values($values);
}
else {
$result['values'] = $values;
}
if (!empty($params['options']['metadata'])) {
// We've made metadata an array but only supporting 'fields' atm.
if (in_array('fields', (array) $params['options']['metadata']) && $action !== 'getfields') {
$fields = civicrm_api3($entity, 'getfields', array(
'action' => substr($action, 0, 3) == 'get' ? 'get' : 'create',
));
$result['metadata']['fields'] = $fields['values'];
}
}
// Report deprecations.
$deprecated = _civicrm_api3_deprecation_check($entity, $result);
// Always report "setvalue" action as deprecated.
if (!is_string($deprecated) && ($action == 'getactions' || $action == 'setvalue')) {
$deprecated = ((array) $deprecated) + array('setvalue' => 'The "setvalue" action is deprecated. Use "create" with an id instead.');
}
// Always report "update" action as deprecated.
if (!is_string($deprecated) && ($action == 'getactions' || $action == 'update')) {
$deprecated = ((array) $deprecated) + array('update' => 'The "update" action is deprecated. Use "create" with an id instead.');
}
if ($deprecated) {
// Metadata-level deprecations or wholesale entity deprecations.
if ($entity == 'Entity' || $action == 'getactions' || is_string($deprecated)) {
$result['deprecated'] = $deprecated;
}
// Action-specific deprecations
elseif (!empty($deprecated[$action])) {
$result['deprecated'] = $deprecated[$action];
}
}
return array_merge($result, $extraReturnValues);
}
/**
* Load the DAO of the entity.
*
* @param $entity
*
* @return bool
*/
function _civicrm_api3_load_DAO($entity) {
$dao = _civicrm_api3_get_DAO($entity);
if (empty($dao)) {
return FALSE;
}
$d = new $dao();
return $d;
}
/**
* Return the DAO of the function or Entity.
*
* @param string $name
* Either a function of the api (civicrm_{entity}_create or the entity name.
* return the DAO name to manipulate this function
* eg. "civicrm_api3_contact_create" or "Contact" will return "CRM_Contact_BAO_Contact"
*
* @return mixed|string
*/
function _civicrm_api3_get_DAO($name) {
if (strpos($name, 'civicrm_api3') !== FALSE) {
$last = strrpos($name, '_');
// len ('civicrm_api3_') == 13
$name = substr($name, 13, $last - 13);
}
$name = _civicrm_api_get_camel_name($name);
if ($name == 'Individual' || $name == 'Household' || $name == 'Organization') {
$name = 'Contact';
}
// hack to deal with incorrectly named BAO/DAO - see CRM-10859
// FIXME: DAO should be renamed CRM_Mailing_DAO_MailingEventQueue
if ($name == 'MailingEventQueue') {
return 'CRM_Mailing_Event_DAO_Queue';
}
// FIXME: DAO should be renamed CRM_Mailing_DAO_MailingRecipients
// but am not confident mailing_recipients is tested so have not tackled.
if ($name == 'MailingRecipients') {
return 'CRM_Mailing_DAO_Recipients';
}
// FIXME: DAO should be renamed CRM_Mailing_DAO_MailingComponent
if ($name == 'MailingComponent') {
return 'CRM_Mailing_DAO_Component';
}
// FIXME: DAO should be renamed CRM_ACL_DAO_AclRole
if ($name == 'AclRole') {
return 'CRM_ACL_DAO_EntityRole';
}
// FIXME: DAO should be renamed CRM_SMS_DAO_SmsProvider
// But this would impact SMS extensions so need to coordinate
// Probably best approach is to migrate them to use the api and decouple them from core BAOs
if ($name == 'SmsProvider') {
return 'CRM_SMS_DAO_Provider';
}
// FIXME: DAO names should follow CamelCase convention
if ($name == 'Im' || $name == 'Acl' || $name == 'Pcp') {
$name = strtoupper($name);
}
$dao = CRM_Core_DAO_AllCoreTables::getFullName($name);
if ($dao || !$name) {
return $dao;
}
// Really weird apis can declare their own DAO name. Not sure if this is a good idea...
if (file_exists("api/v3/$name.php")) {
include_once "api/v3/$name.php";
}
$daoFn = "_civicrm_api3_" . _civicrm_api_get_entity_name_from_camel($name) . "_DAO";
if (function_exists($daoFn)) {
return $daoFn();
}
return NULL;
}
/**
* Return the BAO name of the function or Entity.
*
* @param string $name
* Is either a function of the api (civicrm_{entity}_create or the entity name.
* return the DAO name to manipulate this function
* eg. "civicrm_contact_create" or "Contact" will return "CRM_Contact_BAO_Contact"
*
* @return string|null
*/
function _civicrm_api3_get_BAO($name) {
// FIXME: DAO should be renamed CRM_Badge_DAO_BadgeLayout
if ($name == 'PrintLabel') {
return 'CRM_Badge_BAO_Layout';
}
$dao = _civicrm_api3_get_DAO($name);
if (!$dao) {
return NULL;
}
$bao = str_replace("DAO", "BAO", $dao);
$file = strtr($bao, '_', '/') . '.php';
// Check if this entity actually has a BAO. Fall back on the DAO if not.
return stream_resolve_include_path($file) ? $bao : $dao;
}
/**
* Recursive function to explode value-separated strings into arrays.
*
* @param $values
*/
function _civicrm_api3_separate_values(&$values) {
$sp = CRM_Core_DAO::VALUE_SEPARATOR;
foreach ($values as $key => & $value) {
if (is_array($value)) {
_civicrm_api3_separate_values($value);
}
elseif (is_string($value)) {
// This is to honor the way case API was originally written.
if ($key == 'case_type_id') {
$value = trim(str_replace($sp, ',', $value), ',');
}
elseif (strpos($value, $sp) !== FALSE) {
$value = explode($sp, trim($value, $sp));
}
}
}
}
/**
* This is a legacy wrapper for api_store_values.
*
* It checks suitable fields using getfields rather than DAO->fields.
*
* Getfields has handling for how to deal with unique names which dao->fields doesn't
*
* Note this is used by BAO type create functions - eg. contribution
*
* @param string $entity
* @param array $params
* @param array $values
*/
function _civicrm_api3_filter_fields_for_bao($entity, &$params, &$values) {
$fields = civicrm_api($entity, 'getfields', array('version' => 3, 'action' => 'create'));
$fields = $fields['values'];
_civicrm_api3_store_values($fields, $params, $values);
}
/**
* Store values.
*
* @param array $fields
* @param array $params
* @param array $values
*
* @return Bool
*/
function _civicrm_api3_store_values(&$fields, &$params, &$values) {
$valueFound = FALSE;
$keys = array_intersect_key($params, $fields);
foreach ($keys as $name => $value) {
if ($name !== 'id') {
$values[$name] = $value;
$valueFound = TRUE;
}
}
return $valueFound;
}
/**
* Returns field names of the given entity fields.
*
* @param array $fields
* Fields array to retrieve the field names for.
* @return array
*/
function _civicrm_api3_field_names($fields) {
$result = array();
foreach ($fields as $key => $value) {
if (!empty($value['name'])) {
$result[] = $value['name'];
}
}
return $result;
}
/**
* Get function for query object api.
*
* The API supports 2 types of get request. The more complex uses the BAO query object.
* This is a generic function for those functions that call it
*
* At the moment only called by contact we should extend to contribution &
* others that use the query object. Note that this function passes permission information in.
* The others don't
*
* Ideally this would be merged with _civicrm_get_query_object but we need to resolve differences in what the
* 2 variants call
*
* @param $entity
* @param array $params
* As passed into api get or getcount function.
* @param array $additional_options
* Array of options (so we can modify the filter).
* @param bool $getCount
* Are we just after the count.
* @param int $mode
* This basically correlates to the component.
* @param null|array $defaultReturnProperties
* Default return properties for the entity
* (used if return not set - but don't do that - set return!).
*
* @return array
* @throws API_Exception
*/
function _civicrm_api3_get_using_query_object($entity, $params, $additional_options = array(), $getCount = NULL, $mode = 1, $defaultReturnProperties = NULL) {
$lowercase_entity = _civicrm_api_get_entity_name_from_camel($entity);
// Convert id to e.g. contact_id
if (empty($params[$lowercase_entity . '_id']) && isset($params['id'])) {
$params[$lowercase_entity . '_id'] = $params['id'];
}
unset($params['id']);
$options = _civicrm_api3_get_options_from_params($params, TRUE);
$inputParams = array_merge(
CRM_Utils_Array::value('input_params', $options, array()),
CRM_Utils_Array::value('input_params', $additional_options, array())
);
$returnProperties = array_merge(
CRM_Utils_Array::value('return', $options, array()),
CRM_Utils_Array::value('return', $additional_options, array())
);
if (empty($returnProperties)) {
$returnProperties = $defaultReturnProperties;
}
if (!empty($params['check_permissions'])) {
// we will filter query object against getfields
$fields = civicrm_api($entity, 'getfields', array('version' => 3, 'action' => 'get'));
// we need to add this in as earlier in this function 'id' was unset in favour of $entity_id
$fields['values'][$lowercase_entity . '_id'] = array();
$varsToFilter = array('returnProperties', 'inputParams');
foreach ($varsToFilter as $varToFilter) {
if (!is_array($$varToFilter)) {
continue;
}
//I was going to throw an exception rather than silently filter out - but
//would need to diff out of exceptions arr other keys like 'options', 'return', 'api. etcetc
//so we are silently ignoring parts of their request
//$exceptionsArr = array_diff(array_keys($$varToFilter), array_keys($fields['values']));
$$varToFilter = array_intersect_key($$varToFilter, $fields['values']);
}
}
$options = array_merge($options, $additional_options);
$sort = CRM_Utils_Array::value('sort', $options, NULL);
$offset = CRM_Utils_Array::value('offset', $options, NULL);
$limit = CRM_Utils_Array::value('limit', $options, NULL);
$smartGroupCache = CRM_Utils_Array::value('smartGroupCache', $params);
if ($getCount) {
$limit = NULL;
$returnProperties = NULL;
}
if (substr($sort, 0, 2) == 'id') {
$sort = $lowercase_entity . "_" . $sort;
}
$newParams = CRM_Contact_BAO_Query::convertFormValues($inputParams);
$skipPermissions = !empty($params['check_permissions']) ? 0 : 1;
list($entities) = CRM_Contact_BAO_Query::apiQuery(
$newParams,
$returnProperties,
NULL,
$sort,
$offset,
$limit,
$smartGroupCache,
$getCount,
$skipPermissions,
$mode,
$entity,
TRUE
);
return $entities;
}
/**
* Get dao query object based on input params.
*
* Ideally this would be merged with _civicrm_get_using_query_object but we need to resolve differences in what the
* 2 variants call
*
* @param array $params
* @param string $mode
* @param string $entity
*
* @return array
* [CRM_Core_DAO|CRM_Contact_BAO_Query]
*/
function _civicrm_api3_get_query_object($params, $mode, $entity) {
$options = _civicrm_api3_get_options_from_params($params, TRUE, $entity, 'get');
$sort = CRM_Utils_Array::value('sort', $options, NULL);
$offset = CRM_Utils_Array::value('offset', $options);
$rowCount = CRM_Utils_Array::value('limit', $options);
$inputParams = CRM_Utils_Array::value('input_params', $options, array());
$returnProperties = CRM_Utils_Array::value('return', $options, NULL);
if (empty($returnProperties)) {
$returnProperties = CRM_Contribute_BAO_Query::defaultReturnProperties($mode);
}
$newParams = CRM_Contact_BAO_Query::convertFormValues($inputParams, 0, FALSE, $entity);
$query = new CRM_Contact_BAO_Query($newParams, $returnProperties, NULL,
FALSE, FALSE, $mode,
empty($params['check_permissions']),
TRUE, TRUE, NULL, 'AND', 'NULL', TRUE
);
list($select, $from, $where, $having) = $query->query();
$sql = "$select $from $where $having";
if (!empty($sort)) {
$sort = CRM_Utils_Type::escape($sort, 'MysqlOrderBy');
$sql .= " ORDER BY $sort ";
}
if (!empty($rowCount)) {
$sql .= " LIMIT $offset, $rowCount ";
}
$dao = CRM_Core_DAO::executeQuery($sql);
return array($dao, $query);
}
/**
* Function transfers the filters being passed into the DAO onto the params object.
*
* @deprecated DAO based retrieval is being phased out.
*
* @param CRM_Core_DAO $dao
* @param array $params
* @param bool $unique
* @param array $extraSql
* API specific queries eg for event isCurrent would be converted to
* $extraSql['where'] = array('civicrm_event' => array('(start_date >= CURDATE() || end_date >= CURDATE())'));
*
* @throws API_Exception
* @throws Exception
*/
function _civicrm_api3_dao_set_filter(&$dao, $params, $unique = TRUE, $extraSql = array()) {
$entity = _civicrm_api_get_entity_name_from_dao($dao);
$lowercase_entity = _civicrm_api_get_entity_name_from_camel($entity);
if (!empty($params[$lowercase_entity . "_id"]) && empty($params['id'])) {
//if entity_id is set then treat it as ID (will be overridden by id if set)
$params['id'] = $params[$lowercase_entity . "_id"];
}
$allfields = _civicrm_api3_build_fields_array($dao, $unique);
$fields = array_intersect(array_keys($allfields), array_keys($params));
$options = _civicrm_api3_get_options_from_params($params);
//apply options like sort
_civicrm_api3_apply_options_to_dao($params, $dao, $entity);
//accept filters like filter.activity_date_time_high
// std is now 'filters' => ..
if (strstr(implode(',', array_keys($params)), 'filter')) {
if (isset($params['filters']) && is_array($params['filters'])) {
foreach ($params['filters'] as $paramkey => $paramvalue) {
_civicrm_api3_apply_filters_to_dao($paramkey, $paramvalue, $dao);
}
}
else {
foreach ($params as $paramkey => $paramvalue) {
if (strstr($paramkey, 'filter')) {
_civicrm_api3_apply_filters_to_dao(substr($paramkey, 7), $paramvalue, $dao);
}
}
}
}
if (!$fields) {
$fields = array();
}
foreach ($fields as $field) {
if (is_array($params[$field])) {
//get the actual fieldname from db
$fieldName = $allfields[$field]['name'];
$where = CRM_Core_DAO::createSqlFilter($fieldName, $params[$field], 'String');
if (!empty($where)) {
$dao->whereAdd($where);
}
}
else {
if ($unique) {
$daoFieldName = $allfields[$field]['name'];
if (empty($daoFieldName)) {
throw new API_Exception("Failed to determine field name for \"$field\"");
}
$dao->{$daoFieldName} = $params[$field];
}
else {
$dao->$field = $params[$field];
}
}
}
if (!empty($extraSql['where'])) {
foreach ($extraSql['where'] as $table => $sqlWhere) {
foreach ($sqlWhere as $where) {
$dao->whereAdd($where);
}
}
}
if (!empty($options['return']) && is_array($options['return']) && empty($options['is_count'])) {
$dao->selectAdd();
// Ensure 'id' is included.
$options['return']['id'] = TRUE;
$allfields = _civicrm_api3_get_unique_name_array($dao);
$returnMatched = array_intersect(array_keys($options['return']), $allfields);
foreach ($returnMatched as $returnValue) {
$dao->selectAdd($returnValue);
}
// Not already matched on the field names.
$unmatchedFields = array_diff(
array_keys($options['return']),
$returnMatched
);
$returnUniqueMatched = array_intersect(
$unmatchedFields,
// But a match for the field keys.
array_flip($allfields)
);
foreach ($returnUniqueMatched as $uniqueVal) {
$dao->selectAdd($allfields[$uniqueVal]);
}
}
$dao->setApiFilter($params);
}
/**
* Apply filters (e.g. high, low) to DAO object (prior to find).
*
* @param string $filterField
* Field name of filter.
* @param string $filterValue
* Field value of filter.
* @param object $dao
* DAO object.
*/
function _civicrm_api3_apply_filters_to_dao($filterField, $filterValue, &$dao) {
if (strstr($filterField, 'high')) {
$fieldName = substr($filterField, 0, -5);
$dao->whereAdd("($fieldName <= $filterValue )");
}
if (strstr($filterField, 'low')) {
$fieldName = substr($filterField, 0, -4);
$dao->whereAdd("($fieldName >= $filterValue )");
}
if ($filterField == 'is_current' && $filterValue == 1) {
$todayStart = date('Ymd000000', strtotime('now'));
$todayEnd = date('Ymd235959', strtotime('now'));
$dao->whereAdd("(start_date <= '$todayStart' OR start_date IS NULL) AND (end_date >= '$todayEnd' OR end_date IS NULL)");
if (property_exists($dao, 'is_active')) {
$dao->whereAdd('is_active = 1');
}
}
}
/**
* Get sort, limit etc options from the params - supporting old & new formats.
*
* Get returnProperties for legacy
*
* @param array $params
* Params array as passed into civicrm_api.
* @param bool $queryObject
* Is this supporting a queryObject api (e.g contact) - if so we support more options.
* for legacy report & return a unique fields array
*
* @param string $entity
* @param string $action
*
* @throws API_Exception
* @return array
* options extracted from params
*/
function _civicrm_api3_get_options_from_params(&$params, $queryObject = FALSE, $entity = '', $action = '') {
$lowercase_entity = _civicrm_api_get_entity_name_from_camel($entity);
$is_count = FALSE;
$sort = CRM_Utils_Array::value('sort', $params, 0);
$sort = CRM_Utils_Array::value('option.sort', $params, $sort);
$sort = CRM_Utils_Array::value('option_sort', $params, $sort);
$offset = CRM_Utils_Array::value('offset', $params, 0);
$offset = CRM_Utils_Array::value('option.offset', $params, $offset);
// dear PHP thought it would be a good idea to transform a.b into a_b in the get/post
$offset = CRM_Utils_Array::value('option_offset', $params, $offset);
$limit = CRM_Utils_Array::value('rowCount', $params, 25);
$limit = CRM_Utils_Array::value('option.limit', $params, $limit);
$limit = CRM_Utils_Array::value('option_limit', $params, $limit);
if (is_array(CRM_Utils_Array::value('options', $params))) {
// is count is set by generic getcount not user
$is_count = CRM_Utils_Array::value('is_count', $params['options']);
$offset = CRM_Utils_Array::value('offset', $params['options'], $offset);
$limit = CRM_Utils_Array::value('limit', $params['options'], $limit);
$sort = CRM_Utils_Array::value('sort', $params['options'], $sort);
}
$returnProperties = array();
// handle the format return =sort_name,display_name...
if (array_key_exists('return', $params)) {
if (is_array($params['return'])) {
$returnProperties = array_fill_keys($params['return'], 1);
}
else {
$returnProperties = explode(',', str_replace(' ', '', $params['return']));
$returnProperties = array_fill_keys($returnProperties, 1);
}
}
if ($entity && $action == 'get') {
if (!empty($returnProperties['id'])) {
$returnProperties[$lowercase_entity . '_id'] = 1;
unset($returnProperties['id']);
}
}
$options = array(
'offset' => CRM_Utils_Rule::integer($offset) ? $offset : NULL,
'limit' => CRM_Utils_Rule::integer($limit) ? $limit : NULL,
'is_count' => $is_count,
'return' => !empty($returnProperties) ? $returnProperties : array(),
);
$finalSort = array();
$options['sort'] = NULL;
if (!empty($sort)) {
if (!is_array($sort)) {
$sort = array_map('trim', explode(',', $sort));
}
foreach ($sort as $s) {
if ($s == '(1)' || CRM_Utils_Rule::mysqlOrderBy($s)) {
if ($entity && $action == 'get') {
switch (trim(strtolower($s))) {
case 'id':
case 'id desc':
case 'id asc':
$s = str_replace('id', $lowercase_entity . '_id', $s);
}
}
$finalSort[] = $s;
}
else {
throw new API_Exception("Unknown field specified for sort. Cannot order by '$s'");
}
}
$options['sort'] = implode(', ', $finalSort);
}
if ($options['sort'] && stristr($options['sort'], 'SELECT')) {
throw new API_Exception('invalid string in sort options');
}
if (!$queryObject) {
return $options;
}
//here comes the legacy support for $returnProperties, $inputParams e.g for contat_get
// if the query object is being used this should be used
$inputParams = array();
$legacyreturnProperties = array();
$otherVars = array(
'sort', 'offset', 'rowCount', 'options', 'return',
'version', 'prettyprint', 'check_permissions', 'sequential',
);
foreach ($params as $n => $v) {
if (substr($n, 0, 7) == 'return.') {
$legacyreturnProperties[substr($n, 7)] = $v;
}
elseif ($n == 'id') {
$inputParams[$lowercase_entity . '_id'] = $v;
}
elseif (in_array($n, $otherVars)) {
}
else {
$inputParams[$n] = $v;
if ($v && !is_array($v) && stristr($v, 'SELECT')) {
throw new API_Exception('invalid string');
}
}
}
$options['return'] = array_merge($returnProperties, $legacyreturnProperties);
$options['input_params'] = $inputParams;
return $options;
}
/**
* Apply options (e.g. sort, limit, order by) to DAO object (prior to find).
*
* @param array $params
* Params array as passed into civicrm_api.
* @param object $dao
* DAO object.
* @param $entity
*/
function _civicrm_api3_apply_options_to_dao(&$params, &$dao, $entity) {
$options = _civicrm_api3_get_options_from_params($params, FALSE, $entity);
if (!$options['is_count']) {
if (!empty($options['limit'])) {
$dao->limit((int) $options['offset'], (int) $options['limit']);
}
if (!empty($options['sort'])) {
$options['sort'] = CRM_Utils_Type::escape($options['sort'], 'MysqlOrderBy');
$dao->orderBy($options['sort']);
}
}
}
/**
* Build fields array.
*
* This is the array of fields as it relates to the given DAO
* returns unique fields as keys by default but if set but can return by DB fields
*
* @param CRM_Core_DAO $bao
* @param bool $unique
*
* @return array
*/
function _civicrm_api3_build_fields_array(&$bao, $unique = TRUE) {
$fields = $bao->fields();
if ($unique) {
if (empty($fields['id'])) {
$lowercase_entity = _civicrm_api_get_entity_name_from_camel(_civicrm_api_get_entity_name_from_dao($bao));
if (isset($fields[$lowercase_entity . '_id'])) {
$fields['id'] = $fields[$lowercase_entity . '_id'];
unset($fields[$lowercase_entity . '_id']);
}
}
return $fields;
}
foreach ($fields as $field) {
$dbFields[$field['name']] = $field;
}
return $dbFields;
}
/**
* Build fields array.
*
* This is the array of fields as it relates to the given DAO
* returns unique fields as keys by default but if set but can return by DB fields
*
* @param CRM_Core_DAO $bao
*
* @return array
*/
function _civicrm_api3_get_unique_name_array(&$bao) {
$fields = $bao->fields();
foreach ($fields as $field => $values) {
$uniqueFields[$field] = CRM_Utils_Array::value('name', $values, $field);
}
return $uniqueFields;
}
/**
* Converts an DAO object to an array.
*
* @deprecated - DAO based retrieval is being phased out.
*
* @param CRM_Core_DAO $dao
* Object to convert.
* @param array $params
* @param bool $uniqueFields
* @param string $entity
* @param bool $autoFind
*
* @return array
*/
function _civicrm_api3_dao_to_array($dao, $params = NULL, $uniqueFields = TRUE, $entity = "", $autoFind = TRUE) {
$result = array();
if (isset($params['options']) && !empty($params['options']['is_count'])) {
return $dao->count();
}
if (empty($dao)) {
return array();
}
if ($autoFind && !$dao->find()) {
return array();
}
if (isset($dao->count)) {
return $dao->count;
}
$fields = array_keys(_civicrm_api3_build_fields_array($dao, FALSE));
while ($dao->fetch()) {
$tmp = array();
foreach ($fields as $key) {
if (array_key_exists($key, $dao)) {
// not sure on that one
if ($dao->$key !== NULL) {
$tmp[$key] = $dao->$key;
}
}
}
$result[$dao->id] = $tmp;
if (_civicrm_api3_custom_fields_are_required($entity, $params)) {
_civicrm_api3_custom_data_get($result[$dao->id], $params['check_permissions'], $entity, $dao->id);
}
}
return $result;
}
/**
* Determine if custom fields need to be retrieved.
*
* We currently retrieve all custom fields or none at this level so if we know the entity
* && it can take custom fields & there is the string 'custom' in their return request we get them all, they are filtered on the way out
* @todo filter so only required fields are queried
*
* @param string $entity
* Entity name in CamelCase.
* @param array $params
*
* @return bool
*/
function _civicrm_api3_custom_fields_are_required($entity, $params) {
if (!array_key_exists($entity, CRM_Core_BAO_CustomQuery::$extendsMap)) {
return FALSE;
}
$options = _civicrm_api3_get_options_from_params($params);
// We check for possibility of 'custom' => 1 as well as specific custom fields.
$returnString = implode('', $options['return']) . implode('', array_keys($options['return']));
if (stristr($returnString, 'custom')) {
return TRUE;
}
}
/**
* Converts an object to an array.
*
* @param object $dao
* (reference) object to convert.
* @param array $values
* (reference) array.
* @param array|bool $uniqueFields
*/
function _civicrm_api3_object_to_array(&$dao, &$values, $uniqueFields = FALSE) {
$fields = _civicrm_api3_build_fields_array($dao, $uniqueFields);
foreach ($fields as $key => $value) {
if (array_key_exists($key, $dao)) {
$values[$key] = $dao->$key;
}
}
}
/**
* Wrapper for _civicrm_object_to_array when api supports unique fields.
*
* @param $dao
* @param $values
*
* @return array
*/
function _civicrm_api3_object_to_array_unique_fields(&$dao, &$values) {
return _civicrm_api3_object_to_array($dao, $values, TRUE);
}
/**
* Format custom parameters.
*
* @param array $params
* @param array $values
* @param string $extends
* Entity that this custom field extends (e.g. contribution, event, contact).
* @param string $entityId
* ID of entity per $extends.
*/
function _civicrm_api3_custom_format_params($params, &$values, $extends, $entityId = NULL) {
$values['custom'] = array();
$checkCheckBoxField = FALSE;
$entity = $extends;
if (in_array($extends, array('Household', 'Individual', 'Organization'))) {
$entity = 'Contact';
}
$fields = civicrm_api($entity, 'getfields', array('version' => 3, 'action' => 'create'));
if (!$fields['is_error']) {
// not sure if fields could be error - maybe change to using civicrm_api3 wrapper later - this is conservative
$fields = $fields['values'];
$checkCheckBoxField = TRUE;
}
foreach ($params as $key => $value) {
list($customFieldID, $customValueID) = CRM_Core_BAO_CustomField::getKeyID($key, TRUE);
if ($customFieldID && (!is_null($value))) {
if ($checkCheckBoxField && !empty($fields['custom_' . $customFieldID]) && $fields['custom_' . $customFieldID]['html_type'] == 'CheckBox') {
formatCheckBoxField($value, 'custom_' . $customFieldID, $entity);
}
CRM_Core_BAO_CustomField::formatCustomField($customFieldID, $values['custom'],
$value, $extends, $customValueID, $entityId, FALSE, FALSE, TRUE
);
}
}
}
/**
* Format parameters for create action.
*
* @param array $params
* @param $entity
*/
function _civicrm_api3_format_params_for_create(&$params, $entity) {
$nonGenericEntities = array('Contact', 'Individual', 'Household', 'Organization');
$customFieldEntities = array_diff_key(CRM_Core_BAO_CustomQuery::$extendsMap, array_fill_keys($nonGenericEntities, 1));
if (!array_key_exists($entity, $customFieldEntities)) {
return;
}
$values = array();
_civicrm_api3_custom_format_params($params, $values, $entity);
$params = array_merge($params, $values);
}
/**
* We can't rely on downstream to add separators to checkboxes so we'll check here.
*
* We should look at pushing to BAO function
* and / or validate function but this is a safe place for now as it has massive test coverage & we can keep the change very specific
* note that this is specifically tested in the GRANT api test case so later refactoring should use that as a checking point
*
* We will only alter the value if we are sure that changing it will make it correct - if it appears wrong but does not appear to have a clear fix we
* don't touch - lots of very cautious code in here
*
* The resulting array should look like
* array(
* 'key' => 1,
* 'key1' => 1,
* );
*
* OR one or more keys wrapped in a CRM_Core_DAO::VALUE_SEPARATOR - either it accepted by the receiving function
*
* @todo - we are probably skipping handling disabled options as presumably getoptions is not giving us them. This should be non-regressive but might
* be fixed in future
*
* @param mixed $checkboxFieldValue
* @param string $customFieldLabel
* @param string $entity
*/
function formatCheckBoxField(&$checkboxFieldValue, $customFieldLabel, $entity) {
if (is_string($checkboxFieldValue) && stristr($checkboxFieldValue, CRM_Core_DAO::VALUE_SEPARATOR)) {
// We can assume it's pre-formatted.
return;
}
$options = civicrm_api($entity, 'getoptions', array('field' => $customFieldLabel, 'version' => 3));
if (!empty($options['is_error'])) {
// The check is precautionary - can probably be removed later.
return;
}
$options = $options['values'];
$validValue = TRUE;
if (is_array($checkboxFieldValue)) {
foreach ($checkboxFieldValue as $key => $value) {
if (!array_key_exists($key, $options)) {
$validValue = FALSE;
}
}
if ($validValue) {
// we have been passed an array that is already in the 'odd' custom field format
return;
}
}
// so we either have an array that is not keyed by the value or we have a string that doesn't hold separators
// if the array only has one item we'll treat it like any other string
if (is_array($checkboxFieldValue) && count($checkboxFieldValue) == 1) {
$possibleValue = reset($checkboxFieldValue);
}
if (is_string($checkboxFieldValue)) {
$possibleValue = $checkboxFieldValue;
}
if (isset($possibleValue) && array_key_exists($possibleValue, $options)) {
$checkboxFieldValue = CRM_Core_DAO::VALUE_SEPARATOR . $possibleValue . CRM_Core_DAO::VALUE_SEPARATOR;
return;
}
elseif (is_array($checkboxFieldValue)) {
// so this time around we are considering the values in the array
$possibleValues = $checkboxFieldValue;
$formatValue = TRUE;
}
elseif (stristr($checkboxFieldValue, ',')) {
$formatValue = TRUE;
//lets see if we should separate it - we do this near the end so we
// ensure we have already checked that the comma is not part of a legitimate match
// and of course, we don't make any changes if we don't now have matches
$possibleValues = explode(',', $checkboxFieldValue);
}
else {
// run out of ideas as to what the format might be - if it's a string it doesn't match with or without the ','
return;
}
foreach ($possibleValues as $index => $possibleValue) {
if (array_key_exists($possibleValue, $options)) {
// do nothing - we will leave formatValue set to true unless another value is not found (which would cause us to ignore the whole value set)
}
elseif (array_key_exists(trim($possibleValue), $options)) {
$possibleValues[$index] = trim($possibleValue);
}
else {
$formatValue = FALSE;
}
}
if ($formatValue) {
$checkboxFieldValue = CRM_Core_DAO::VALUE_SEPARATOR . implode(CRM_Core_DAO::VALUE_SEPARATOR, $possibleValues) . CRM_Core_DAO::VALUE_SEPARATOR;
}
}
/**
* Function to do a 'standard' api get - when the api is only doing a $bao->find then use this.
*
* @param string $bao_name
* Name of BAO.
* @param array $params
* Params from api.
* @param bool $returnAsSuccess
* Return in api success format.
* @param string $entity
* @param CRM_Utils_SQL_Select|NULL $sql
* Extra SQL bits to add to the query. For filtering current events, this might be:
* CRM_Utils_SQL_Select::fragment()->where('(start_date >= CURDATE() || end_date >= CURDATE())');
* @param bool $uniqueFields
* Should unique field names be returned (for backward compatibility)
*
* @return array
*/
function _civicrm_api3_basic_get($bao_name, $params, $returnAsSuccess = TRUE, $entity = "", $sql = NULL, $uniqueFields = FALSE) {
$entity = CRM_Core_DAO_AllCoreTables::getBriefName(str_replace('_BAO_', '_DAO_', $bao_name));
$options = _civicrm_api3_get_options_from_params($params);
$query = new \Civi\API\Api3SelectQuery($entity, CRM_Utils_Array::value('check_permissions', $params, FALSE));
$query->where = $params;
if ($options['is_count']) {
$query->select = array('count_rows');
}
else {
$query->select = array_keys(array_filter($options['return']));
$query->orderBy = $options['sort'];
$query->isFillUniqueFields = $uniqueFields;
}
$query->limit = $options['limit'];
$query->offset = $options['offset'];
$query->merge($sql);
$result = $query->run();
if ($returnAsSuccess) {
return civicrm_api3_create_success($result, $params, $entity, 'get');
}
return $result;
}
/**
* Function to do a 'standard' api create - when the api is only doing a $bao::create then use this.
*
* @param string $bao_name
* Name of BAO Class.
* @param array $params
* Parameters passed into the api call.
* @param string $entity
* Entity - pass in if entity is non-standard & required $ids array.
*
* @throws API_Exception
* @throws \Civi\API\Exception\UnauthorizedException
* @return array
*/
function _civicrm_api3_basic_create($bao_name, &$params, $entity = NULL) {
_civicrm_api3_check_edit_permissions($bao_name, $params);
_civicrm_api3_format_params_for_create($params, $entity);
$args = array(&$params);
if ($entity) {
$ids = array($entity => CRM_Utils_Array::value('id', $params));
$args[] = &$ids;
}
if (method_exists($bao_name, 'create')) {
$fct = 'create';
$fct_name = $bao_name . '::' . $fct;
$bao = call_user_func_array(array($bao_name, $fct), $args);
}
elseif (method_exists($bao_name, 'add')) {
$fct = 'add';
$fct_name = $bao_name . '::' . $fct;
$bao = call_user_func_array(array($bao_name, $fct), $args);
}
else {
$fct_name = '_civicrm_api3_basic_create_fallback';
$bao = _civicrm_api3_basic_create_fallback($bao_name, $params);
}
if (is_null($bao)) {
return civicrm_api3_create_error('Entity not created (' . $fct_name . ')');
}
elseif (is_a($bao, 'CRM_Core_Error')) {
//some weird circular thing means the error takes itself as an argument
$msg = $bao->getMessages($bao);
// the api deals with entities on a one-by-one basis. However, the contribution bao pushes entities
// onto the error object - presumably because the contribution import is not handling multiple errors correctly
// so we need to reset the error object here to avoid getting concatenated errors
//@todo - the mulitple error handling should be moved out of the contribution object to the import / multiple entity processes
CRM_Core_Error::singleton()->reset();
throw new API_Exception($msg);
}
else {
$values = array();
_civicrm_api3_object_to_array($bao, $values[$bao->id]);
return civicrm_api3_create_success($values, $params, $entity, 'create', $bao);
}
}
/**
* For BAO's which don't have a create() or add() functions, use this fallback implementation.
*
* @fixme There's an intuitive sense that this behavior should be defined somehow in the BAO/DAO class
* structure. In practice, that requires a fair amount of refactoring and/or kludgery.
*
* @param string $bao_name
* @param array $params
*
* @throws API_Exception
*
* @return CRM_Core_DAO|NULL
* An instance of the BAO
*/
function _civicrm_api3_basic_create_fallback($bao_name, &$params) {
$dao_name = get_parent_class($bao_name);
if ($dao_name === 'CRM_Core_DAO' || !$dao_name) {
$dao_name = $bao_name;
}
$entityName = CRM_Core_DAO_AllCoreTables::getBriefName($dao_name);
if (empty($entityName)) {
throw new API_Exception("Class \"$bao_name\" does not map to an entity name", "unmapped_class_to_entity", array(
'class_name' => $bao_name,
));
}
$hook = empty($params['id']) ? 'create' : 'edit';
CRM_Utils_Hook::pre($hook, $entityName, CRM_Utils_Array::value('id', $params), $params);
$instance = new $dao_name();
$instance->copyValues($params);
$instance->save();
CRM_Utils_Hook::post($hook, $entityName, $instance->id, $instance);
return $instance;
}
/**
* Function to do a 'standard' api del.
*
* When the api is only doing a $bao::del then use this if api::del doesn't exist it will try DAO delete method.
*
* @param string $bao_name
* @param array $params
*
* @return array
* API result array
* @throws API_Exception
* @throws \Civi\API\Exception\UnauthorizedException
*/
function _civicrm_api3_basic_delete($bao_name, &$params) {
civicrm_api3_verify_mandatory($params, NULL, array('id'));
_civicrm_api3_check_edit_permissions($bao_name, array('id' => $params['id']));
$args = array(&$params['id']);
if (method_exists($bao_name, 'del')) {
$dao = new $bao_name();
$dao->id = $params['id'];
if ($dao->find()) {
$bao = call_user_func_array(array($bao_name, 'del'), $args);
if ($bao !== FALSE) {
return civicrm_api3_create_success();
}
throw new API_Exception('Could not delete entity id ' . $params['id']);
}
throw new API_Exception('Could not delete entity id ' . $params['id']);
}
elseif (method_exists($bao_name, 'delete')) {
$dao = new $bao_name();
$dao->id = $params['id'];
if ($dao->find()) {
while ($dao->fetch()) {
$dao->delete();
return civicrm_api3_create_success();
}
}
else {
throw new API_Exception('Could not delete entity id ' . $params['id']);
}
}
throw new API_Exception('no delete method found');
}
/**
* Get custom data for the given entity & Add it to the returnArray.
*
* This looks like 'custom_123' = 'custom string' AND
* 'custom_123_1' = 'custom string'
* Where 123 is field value & 1 is the id within the custom group data table (value ID)
*
* @param array $returnArray
* Array to append custom data too - generally $result[4] where 4 is the entity id.
* @param $checkPermission
* @param string $entity
* E.g membership, event.
* @param int $entity_id
* @param int $groupID
* Per CRM_Core_BAO_CustomGroup::getTree.
* @param int $subType
* E.g. membership_type_id where custom data doesn't apply to all membership types.
* @param string $subName
* Subtype of entity.
*/
function _civicrm_api3_custom_data_get(&$returnArray, $checkPermission, $entity, $entity_id, $groupID = NULL, $subType = NULL, $subName = NULL) {
$groupTree = CRM_Core_BAO_CustomGroup::getTree($entity,
NULL,
$entity_id,
$groupID,
NULL,
$subName,
TRUE,
NULL,
TRUE,
$checkPermission
);
$groupTree = CRM_Core_BAO_CustomGroup::formatGroupTree($groupTree, 1);
$customValues = array();
CRM_Core_BAO_CustomGroup::setDefaults($groupTree, $customValues);
$fieldInfo = array();
foreach ($groupTree as $set) {
$fieldInfo += $set['fields'];
}
if (!empty($customValues)) {
foreach ($customValues as $key => $val) {
// per standard - return custom_fieldID
$id = CRM_Core_BAO_CustomField::getKeyID($key);
$returnArray['custom_' . $id] = $val;
//not standard - but some api did this so guess we should keep - cheap as chips
$returnArray[$key] = $val;
// Shim to restore legacy behavior of ContactReference custom fields
if (!empty($fieldInfo[$id]) && $fieldInfo[$id]['data_type'] == 'ContactReference') {
$returnArray['custom_' . $id . '_id'] = $returnArray[$key . '_id'] = $val;
$returnArray['custom_' . $id] = $returnArray[$key] = CRM_Core_DAO::getFieldValue('CRM_Contact_DAO_Contact', $val, 'sort_name');
}
}
}
}
/**
* Used by the Validate API.
* @param string $entity
* @param string $action
* @param array $params
*
* @return array $errors
*/
function _civicrm_api3_validate($entity, $action, $params) {
$errors = array();
$fields = civicrm_api3($entity, 'getfields', array('sequential' => 1, 'api_action' => $action));
$fields = $fields['values'];
// Check for required fields.
foreach ($fields as $values) {
if (!empty($values['api.required']) && empty($params[$values['name']])) {
$errors[$values['name']] = array(
'message' => "Mandatory key(s) missing from params array: " . $values['name'],
'code' => "mandatory_missing",
);
}
}
// Select only the fields which have been input as a param.
$finalfields = array();
foreach ($fields as $values) {
if (array_key_exists($values['name'], $params)) {
$finalfields[] = $values;
}
}
// This derives heavily from the function "_civicrm_api3_validate_fields".
// However, the difference is that try-catch blocks are nested in the loop, making it
// possible for us to get all errors in one go.
foreach ($finalfields as $fieldInfo) {
$fieldName = $fieldInfo['name'];
try {
_civicrm_api3_validate_switch_cases($fieldName, $fieldInfo, $entity, $params);
}
catch (Exception $e) {
$errors[$fieldName] = array(
'message' => $e->getMessage(),
'code' => 'incorrect_value',
);
}
}
return array($errors);
}
/**
* Used by the Validate API.
* @param $fieldName
* @param array $fieldInfo
* @param string $entity
* @param array $params
*
* @throws API_Exception
* @throws Exception
*/
function _civicrm_api3_validate_switch_cases($fieldName, $fieldInfo, $entity, $params) {
switch (CRM_Utils_Array::value('type', $fieldInfo)) {
case CRM_Utils_Type::T_INT:
_civicrm_api3_validate_integer($params, $fieldName, $fieldInfo, $entity);
break;
case CRM_Utils_Type::T_DATE:
case CRM_Utils_Type::T_DATE + CRM_Utils_Type::T_TIME:
case CRM_Utils_Type::T_TIMESTAMP:
//field is of type date or datetime
_civicrm_api3_validate_date($params, $fieldName, $fieldInfo);
break;
case CRM_Utils_Type::T_TEXT:
_civicrm_api3_validate_html($params, $fieldName, $fieldInfo);
break;
case CRM_Utils_Type::T_STRING:
_civicrm_api3_validate_string($params, $fieldName, $fieldInfo, $entity);
break;
case CRM_Utils_Type::T_MONEY:
list($fieldValue, $op) = _civicrm_api3_field_value_check($params, $fieldName);
foreach ((array) $fieldValue as $fieldvalue) {
if (!CRM_Utils_Rule::money($fieldvalue) && !empty($fieldvalue)) {
throw new Exception($fieldName . " is not a valid amount: " . $params[$fieldName]);
}
}
break;
}
}
/**
* Validate fields being passed into API.
*
* This function relies on the getFields function working accurately
* for the given API.
*
* As of writing only date was implemented.
*
* @param string $entity
* @param string $action
* @param array $params
* -.
* @param array $fields
* Response from getfields all variables are the same as per civicrm_api.
*
* @throws Exception
*/
function _civicrm_api3_validate_fields($entity, $action, &$params, $fields) {
//CRM-15792 handle datetime for custom fields below code handles chain api call
$chainApikeys = array_flip(preg_grep("/^api./", array_keys($params)));
if (!empty($chainApikeys) && is_array($chainApikeys)) {
foreach ($chainApikeys as $key => $value) {
if (is_array($params[$key])) {
$chainApiParams = array_intersect_key($fields, $params[$key]);
$customFields = array_fill_keys(array_keys($params[$key]), $key);
}
}
}
$fields = array_intersect_key($fields, $params);
if (!empty($chainApiParams)) {
$fields = array_merge($fields, $chainApiParams);
}
foreach ($fields as $fieldName => $fieldInfo) {
switch (CRM_Utils_Array::value('type', $fieldInfo)) {
case CRM_Utils_Type::T_INT:
//field is of type integer
_civicrm_api3_validate_integer($params, $fieldName, $fieldInfo, $entity);
break;
case CRM_Utils_Type::T_DATE:
case CRM_Utils_Type::T_DATE + CRM_Utils_Type::T_TIME:
case CRM_Utils_Type::T_TIMESTAMP:
//field is of type date or datetime
if (!empty($customFields) && array_key_exists($fieldName, $customFields)) {
$dateParams = &$params[$customFields[$fieldName]];
}
else {
$dateParams = &$params;
}
_civicrm_api3_validate_date($dateParams, $fieldName, $fieldInfo);
break;
case CRM_Utils_Type::T_TEXT:
//blob
_civicrm_api3_validate_html($params, $fieldName, $fieldInfo);
break;
case CRM_Utils_Type::T_STRING:
_civicrm_api3_validate_string($params, $fieldName, $fieldInfo, $entity);
break;
case CRM_Utils_Type::T_MONEY:
list($fieldValue, $op) = _civicrm_api3_field_value_check($params, $fieldName);
if (strpos($op, 'NULL') !== FALSE || strpos($op, 'EMPTY') !== FALSE) {
break;
}
foreach ((array) $fieldValue as $fieldvalue) {
if (!CRM_Utils_Rule::money($fieldvalue) && !empty($fieldvalue)) {
throw new Exception($fieldName . " is not a valid amount: " . $params[$fieldName]);
}
}
break;
}
}
}
/**
* Validate foreign key values of fields being passed into API.
*
* This function relies on the getFields function working accurately
* for the given API.
*
* @param string $entity
* @param string $action
* @param array $params
*
* @param array $fields
* Response from getfields all variables are the same as per civicrm_api.
*
* @throws Exception
*/
function _civicrm_api3_validate_foreign_keys($entity, $action, &$params, $fields) {
// intensive checks - usually only called after DB level fail
foreach ($fields as $fieldName => $fieldInfo) {
if (!empty($fieldInfo['FKClassName'])) {
if (!empty($params[$fieldName])) {
foreach ((array) $params[$fieldName] as $fieldValue) {
_civicrm_api3_validate_constraint($fieldValue, $fieldName, $fieldInfo);
}
}
elseif (!empty($fieldInfo['required'])) {
throw new Exception("DB Constraint Violation - $fieldName should possibly be marked as mandatory for $entity,$action API. If so, please raise a bug report.");
}
}
if (!empty($fieldInfo['api.unique'])) {
$params['entity'] = $entity;
_civicrm_api3_validate_unique_key($params, $fieldName);
}
}
}
/**
* Validate date fields being passed into API.
*
* It currently converts both unique fields and DB field names to a mysql date.
* @todo - probably the unique field handling & the if exists handling is now done before this
* function is reached in the wrapper - can reduce this code down to assume we
* are only checking the passed in field
*
* It also checks against the RULE:date function. This is a centralisation of code that was scattered and
* may not be the best thing to do. There is no code level documentation on the existing functions to work off
*
* @param array $params
* Params from civicrm_api.
* @param string $fieldName
* Uniquename of field being checked.
* @param array $fieldInfo
* Array of fields from getfields function.
*
* @throws Exception
*/
function _civicrm_api3_validate_date(&$params, &$fieldName, &$fieldInfo) {
list($fieldValue, $op) = _civicrm_api3_field_value_check($params, $fieldName);
if (strpos($op, 'NULL') !== FALSE || strpos($op, 'EMPTY') !== FALSE) {
return;
}
//should we check first to prevent it from being copied if they have passed in sql friendly format?
if (!empty($params[$fieldInfo['name']])) {
$fieldValue = _civicrm_api3_getValidDate($fieldValue, $fieldInfo['name'], $fieldInfo['type']);
}
if ((CRM_Utils_Array::value('name', $fieldInfo) != $fieldName) && !empty($fieldValue)) {
$fieldValue = _civicrm_api3_getValidDate($fieldValue, $fieldName, $fieldInfo['type']);
}
if (!empty($op)) {
$params[$fieldName][$op] = $fieldValue;
}
else {
$params[$fieldName] = $fieldValue;
}
}
/**
* Convert date into BAO friendly date.
*
* We accept 'whatever strtotime accepts'
*
* @param string $dateValue
* @param string $fieldName
* @param $fieldType
*
* @throws Exception
* @return mixed
*/
function _civicrm_api3_getValidDate($dateValue, $fieldName, $fieldType) {
if (is_array($dateValue)) {
foreach ($dateValue as $key => $value) {
$dateValue[$key] = _civicrm_api3_getValidDate($value, $fieldName, $fieldType);
}
return $dateValue;
}
if (strtotime($dateValue) === FALSE) {
throw new Exception($fieldName . " is not a valid date: " . $dateValue);
}
$format = ($fieldType == CRM_Utils_Type::T_DATE) ? 'Ymd000000' : 'YmdHis';
return CRM_Utils_Date::processDate($dateValue, NULL, FALSE, $format);
}
/**
* Validate foreign constraint fields being passed into API.
*
* @param mixed $fieldValue
* @param string $fieldName
* Uniquename of field being checked.
* @param array $fieldInfo
* Array of fields from getfields function.
*
* @throws \API_Exception
*/
function _civicrm_api3_validate_constraint(&$fieldValue, &$fieldName, &$fieldInfo) {
$daoName = $fieldInfo['FKClassName'];
$dao = new $daoName();
$dao->id = $fieldValue;
$dao->selectAdd();
$dao->selectAdd('id');
if (!$dao->find()) {
throw new API_Exception("$fieldName is not valid : " . $fieldValue);
}
}
/**
* Validate foreign constraint fields being passed into API.
*
* @param array $params
* Params from civicrm_api.
* @param string $fieldName
* Uniquename of field being checked.
*
* @throws Exception
*/
function _civicrm_api3_validate_unique_key(&$params, &$fieldName) {
list($fieldValue, $op) = _civicrm_api3_field_value_check($params, $fieldName);
if (strpos($op, 'NULL') !== FALSE || strpos($op, 'EMPTY') !== FALSE) {
return;
}
$existing = civicrm_api($params['entity'], 'get', array(
'version' => $params['version'],
$fieldName => $fieldValue,
));
// an entry already exists for this unique field
if ($existing['count'] == 1) {
// question - could this ever be a security issue?
throw new API_Exception("Field: `$fieldName` must be unique. An conflicting entity already exists - id: " . $existing['id']);
}
}
/**
* Generic implementation of the "replace" action.
*
* Replace the old set of entities (matching some given keys) with a new set of
* entities (matching the same keys).
*
* @note This will verify that 'values' is present, but it does not directly verify
* any other parameters.
*
* @param string $entity
* Entity name.
* @param array $params
* Params from civicrm_api, including:.
* - 'values': an array of records to save
* - all other items: keys which identify new/pre-existing records.
*
* @return array|int
*/
function _civicrm_api3_generic_replace($entity, $params) {
$transaction = new CRM_Core_Transaction();
try {
if (!is_array($params['values'])) {
throw new Exception("Mandatory key(s) missing from params array: values");
}
// Extract the keys -- somewhat scary, don't think too hard about it
$baseParams = _civicrm_api3_generic_replace_base_params($params);
// Lookup pre-existing records
$preexisting = civicrm_api($entity, 'get', $baseParams, $params);
if (civicrm_error($preexisting)) {
$transaction->rollback();
return $preexisting;
}
// Save the new/updated records
$creates = array();
foreach ($params['values'] as $replacement) {
// Sugar: Don't force clients to duplicate the 'key' data
$replacement = array_merge($baseParams, $replacement);
$action = (isset($replacement['id']) || isset($replacement[$entity . '_id'])) ? 'update' : 'create';
$create = civicrm_api($entity, $action, $replacement);
if (civicrm_error($create)) {
$transaction->rollback();
return $create;
}
foreach ($create['values'] as $entity_id => $entity_value) {
$creates[$entity_id] = $entity_value;
}
}
// Remove stale records
$staleIDs = array_diff(
array_keys($preexisting['values']),
array_keys($creates)
);
foreach ($staleIDs as $staleID) {
$delete = civicrm_api($entity, 'delete', array(
'version' => $params['version'],
'id' => $staleID,
));
if (civicrm_error($delete)) {
$transaction->rollback();
return $delete;
}
}
return civicrm_api3_create_success($creates, $params);
}
catch(PEAR_Exception $e) {
$transaction->rollback();
return civicrm_api3_create_error($e->getMessage());
}
catch(Exception $e) {
$transaction->rollback();
return civicrm_api3_create_error($e->getMessage());
}
}
/**
* Replace base parameters.
*
* @param array $params
*
* @return array
*/
function _civicrm_api3_generic_replace_base_params($params) {
$baseParams = $params;
unset($baseParams['values']);
unset($baseParams['sequential']);
unset($baseParams['options']);
return $baseParams;
}
/**
* Returns fields allowable by api.
*
* @param $entity
* String Entity to query.
* @param bool $unique
* Index by unique fields?.
* @param array $params
*
* @return array
*/
function _civicrm_api_get_fields($entity, $unique = FALSE, &$params = array()) {
$unsetIfEmpty = array(
'dataPattern',
'headerPattern',
'default',
'export',
'import',
);
$dao = _civicrm_api3_get_DAO($entity);
if (empty($dao)) {
return array();
}
$d = new $dao();
$fields = $d->fields();
foreach ($fields as $name => &$field) {
// Denote as core field
$field['is_core_field'] = TRUE;
// Set html attributes for text fields
if (isset($field['html'])) {
$field['html'] += (array) $d::makeAttribute($field);
}
}
// replace uniqueNames by the normal names as the key
if (empty($unique)) {
foreach ($fields as $name => &$field) {
//getting rid of unused attributes
foreach ($unsetIfEmpty as $attr) {
if (empty($field[$attr])) {
unset($field[$attr]);
}
}
if ($name == $field['name']) {
continue;
}
if (array_key_exists($field['name'], $fields)) {
$field['error'] = 'name conflict';
// it should never happen, but better safe than sorry
continue;
}
$fields[$field['name']] = $field;
$fields[$field['name']]['uniqueName'] = $name;
unset($fields[$name]);
}
}
// Translate FKClassName to the corresponding api
foreach ($fields as $name => &$field) {
if (!empty($field['FKClassName'])) {
$FKApi = CRM_Core_DAO_AllCoreTables::getBriefName($field['FKClassName']);
if ($FKApi) {
$field['FKApiName'] = $FKApi;
}
}
}
$fields += _civicrm_api_get_custom_fields($entity, $params);
return $fields;
}
/**
* Return an array of fields for a given entity.
*
* This is the same as the BAO function but fields are prefixed with 'custom_' to represent api params.
*
* @param $entity
* @param array $params
*
* @return array
*/
function _civicrm_api_get_custom_fields($entity, &$params) {
$entity = _civicrm_api_get_camel_name($entity);
if ($entity == 'Contact') {
// Use sub-type if available, otherwise "NULL" to fetch from all contact types
$entity = CRM_Utils_Array::value('contact_type', $params);
}
$customfields = CRM_Core_BAO_CustomField::getFields($entity,
FALSE,
FALSE,
// we could / should probably test for other subtypes here - e.g. activity_type_id
CRM_Utils_Array::value('contact_sub_type', $params),
NULL,
FALSE,
FALSE,
FALSE
);
$ret = array();
foreach ($customfields as $key => $value) {
// Regular fields have a 'name' property
$value['name'] = 'custom_' . $key;
$value['title'] = $value['label'];
$value['type'] = _getStandardTypeFromCustomDataType($value);
$ret['custom_' . $key] = $value;
}
return $ret;
}
/**
* Translate the custom field data_type attribute into a std 'type'.
*
* @param array $value
*
* @return int
*/
function _getStandardTypeFromCustomDataType($value) {
$dataType = $value['data_type'];
//CRM-15792 - If date custom field contains timeformat change type to DateTime
if ($value['data_type'] == 'Date' && isset($value['time_format']) && $value['time_format'] > 0) {
$dataType = 'DateTime';
}
$mapping = array(
'String' => CRM_Utils_Type::T_STRING,
'Int' => CRM_Utils_Type::T_INT,
'Money' => CRM_Utils_Type::T_MONEY,
'Memo' => CRM_Utils_Type::T_LONGTEXT,
'Float' => CRM_Utils_Type::T_FLOAT,
'Date' => CRM_Utils_Type::T_DATE,
'DateTime' => CRM_Utils_Type::T_DATE + CRM_Utils_Type::T_TIME,
'Boolean' => CRM_Utils_Type::T_BOOLEAN,
'StateProvince' => CRM_Utils_Type::T_INT,
'File' => CRM_Utils_Type::T_STRING,
'Link' => CRM_Utils_Type::T_STRING,
'ContactReference' => CRM_Utils_Type::T_INT,
'Country' => CRM_Utils_Type::T_INT,
);
return $mapping[$dataType];
}
/**
* Fill params array with alternate (alias) values where a field has an alias and that is filled & the main field isn't.
*
* If multiple aliases the last takes precedence
*
* Function also swaps unique fields for non-unique fields & vice versa.
*
* @param $apiRequest
* @param $fields
*/
function _civicrm_api3_swap_out_aliases(&$apiRequest, $fields) {
foreach ($fields as $field => $values) {
$uniqueName = CRM_Utils_Array::value('uniqueName', $values);
if (!empty($values['api.aliases'])) {
// if aliased field is not set we try to use field alias
if (!isset($apiRequest['params'][$field])) {
foreach ($values['api.aliases'] as $alias) {
if (isset($apiRequest['params'][$alias])) {
$apiRequest['params'][$field] = $apiRequest['params'][$alias];
}
//unset original field nb - need to be careful with this as it may bring inconsistencies
// out of the woodwork but will be implementing only as _spec function extended
unset($apiRequest['params'][$alias]);
}
}
}
if (!isset($apiRequest['params'][$field]) && !empty($values['name']) && $field != $values['name']
&& isset($apiRequest['params'][$values['name']])
) {
$apiRequest['params'][$field] = $apiRequest['params'][$values['name']];
// note that it would make sense to unset the original field here but tests need to be in place first
if ($field != 'domain_version') {
unset($apiRequest['params'][$values['name']]);
}
}
if (!isset($apiRequest['params'][$field])
&& $uniqueName
&& $field != $uniqueName
&& array_key_exists($uniqueName, $apiRequest['params'])
) {
$apiRequest['params'][$field] = CRM_Utils_Array::value($values['uniqueName'], $apiRequest['params']);
// note that it would make sense to unset the original field here but tests need to be in place first
}
}
}
/**
* Validate integer fields being passed into API.
*
* It currently converts the incoming value 'user_contact_id' into the id of the currently logged in user.
*
* @param array $params
* Params from civicrm_api.
* @param string $fieldName
* Uniquename of field being checked.
* @param array $fieldInfo
* Array of fields from getfields function.
* @param string $entity
*
* @throws API_Exception
*/
function _civicrm_api3_validate_integer(&$params, $fieldName, &$fieldInfo, $entity) {
list($fieldValue, $op) = _civicrm_api3_field_value_check($params, $fieldName);
if (strpos($op, 'NULL') !== FALSE || strpos($op, 'EMPTY') !== FALSE) {
return;
}
if (!empty($fieldValue) || $fieldValue === '0' || $fieldValue === 0) {
// if value = 'user_contact_id' (or similar), replace value with contact id
if (!is_numeric($fieldValue) && is_scalar($fieldValue)) {
$realContactId = _civicrm_api3_resolve_contactID($fieldValue);
if ('unknown-user' === $realContactId) {
throw new API_Exception("\"$fieldName\" \"{$fieldValue}\" cannot be resolved to a contact ID", 2002, array('error_field' => $fieldName, "type" => "integer"));
}
elseif (is_numeric($realContactId)) {
$fieldValue = $realContactId;
}
elseif (is_null($realContactId) && empty($fieldInfo['api.required']) && $fieldValue === 'user_contact_id') {
// If not mandatory this will be OK. If mandatory it should fail.
$fieldValue = NULL;
}
}
if (!empty($fieldInfo['pseudoconstant']) || !empty($fieldInfo['options'])) {
_civicrm_api3_api_match_pseudoconstant($fieldValue, $entity, $fieldName, $fieldInfo, $op);
}
// After swapping options, ensure we have an integer(s)
foreach ((array) ($fieldValue) as $value) {
if ($value && !is_numeric($value) && $value !== 'null' && $value !== NULL && !is_array($value)) {
throw new API_Exception("$fieldName is not a valid integer", 2001, array('error_field' => $fieldName, "type" => "integer"));
}
}
// Check our field length
if (is_string($fieldValue) && !empty($fieldInfo['maxlength']) && strlen($fieldValue) > $fieldInfo['maxlength']
) {
throw new API_Exception($fieldValue . " is " . strlen($fieldValue) . " characters - longer than $fieldName length" . $fieldInfo['maxlength'] . ' characters',
2100, array('field' => $fieldName, "max_length" => $fieldInfo['maxlength'])
);
}
}
if (!empty($op)) {
$params[$fieldName][$op] = $fieldValue;
}
else {
$params[$fieldName] = $fieldValue;
}
}
/**
* Determine a contact ID using a string expression.
*
* @param string $contactIdExpr
* E.g. "user_contact_id" or "@user:username".
*
* @return int|NULL|'unknown-user'
*/
function _civicrm_api3_resolve_contactID($contactIdExpr) {
// If value = 'user_contact_id' replace value with logged in user id.
if ($contactIdExpr == "user_contact_id") {
return CRM_Core_Session::getLoggedInContactID();
}
elseif (preg_match('/^@user:(.*)$/', $contactIdExpr, $matches)) {
$config = CRM_Core_Config::singleton();
$ufID = $config->userSystem->getUfId($matches[1]);
if (!$ufID) {
return 'unknown-user';
}
$contactID = CRM_Core_BAO_UFMatch::getContactId($ufID);
if (!$contactID) {
return 'unknown-user';
}
return $contactID;
}
return NULL;
}
/**
* Validate html (check for scripting attack).
*
* @param array $params
* @param string $fieldName
* @param array $fieldInfo
*
* @throws API_Exception
*/
function _civicrm_api3_validate_html(&$params, &$fieldName, $fieldInfo) {
list($fieldValue, $op) = _civicrm_api3_field_value_check($params, $fieldName);
if (strpos($op, 'NULL') || strpos($op, 'EMPTY')) {
return;
}
if ($fieldValue) {
if (!CRM_Utils_Rule::xssString($fieldValue)) {
throw new API_Exception('Input contains illegal SCRIPT tag.', array("field" => $fieldName, "error_code" => "xss"));
}
}
}
/**
* Validate string fields being passed into API.
*
* @param array $params
* Params from civicrm_api.
* @param string $fieldName
* Uniquename of field being checked.
* @param array $fieldInfo
* Array of fields from getfields function.
* @param string $entity
*
* @throws API_Exception
* @throws Exception
*/
function _civicrm_api3_validate_string(&$params, &$fieldName, &$fieldInfo, $entity) {
list($fieldValue, $op) = _civicrm_api3_field_value_check($params, $fieldName, 'String');
if (strpos($op, 'NULL') !== FALSE || strpos($op, 'EMPTY') !== FALSE || CRM_Utils_System::isNull($fieldValue)) {
return;
}
if (!is_array($fieldValue)) {
$fieldValue = (string) $fieldValue;
}
else {
//@todo what do we do about passed in arrays. For many of these fields
// the missing piece of functionality is separating them to a separated string
// & many save incorrectly. But can we change them wholesale?
}
if ($fieldValue) {
foreach ((array) $fieldValue as $value) {
if (!CRM_Utils_Rule::xssString($fieldValue)) {
throw new Exception('Input contains illegal SCRIPT tag.');
}
if ($fieldName == 'currency') {
//When using IN operator $fieldValue is a array of currency codes
if (!CRM_Utils_Rule::currencyCode($value)) {
throw new Exception("Currency not a valid code: $currency");
}
}
}
}
if (!empty($fieldInfo['pseudoconstant']) || !empty($fieldInfo['options'])) {
_civicrm_api3_api_match_pseudoconstant($fieldValue, $entity, $fieldName, $fieldInfo, $op);
}
// Check our field length
elseif (is_string($fieldValue) && !empty($fieldInfo['maxlength']) && strlen(utf8_decode($fieldValue)) > $fieldInfo['maxlength']) {
throw new API_Exception("Value for $fieldName is " . strlen(utf8_decode($value)) . " characters - This field has a maxlength of {$fieldInfo['maxlength']} characters.",
2100, array('field' => $fieldName)
);
}
if (!empty($op)) {
$params[$fieldName][$op] = $fieldValue;
}
else {
$params[$fieldName] = $fieldValue;
}
}
/**
* Validate & swap out any pseudoconstants / options.
*
* @param mixed $fieldValue
* @param string $entity : api entity name
* @param string $fieldName : field name used in api call (not necessarily the canonical name)
* @param array $fieldInfo : getfields meta-data
* @param string $op
*
* @throws \API_Exception
*/
function _civicrm_api3_api_match_pseudoconstant(&$fieldValue, $entity, $fieldName, $fieldInfo, $op = '=') {
if (in_array($op, array('>', '<', '>=', '<=', 'LIKE', 'NOT LIKE'))) {
return;
}
$options = CRM_Utils_Array::value('options', $fieldInfo);
if (!$options) {
if (strtolower($entity) == 'profile' && !empty($fieldInfo['entity'])) {
// We need to get the options from the entity the field relates to.
$entity = $fieldInfo['entity'];
}
$options = civicrm_api($entity, 'getoptions', array(
'version' => 3,
'field' => $fieldInfo['name'],
'context' => 'validate',
));
$options = CRM_Utils_Array::value('values', $options, array());
}
// If passed a value-separated string, explode to an array, then re-implode after matching values.
$implode = FALSE;
if (is_string($fieldValue) && strpos($fieldValue, CRM_Core_DAO::VALUE_SEPARATOR) !== FALSE) {
$fieldValue = CRM_Utils_Array::explodePadded($fieldValue);
$implode = TRUE;
}
// If passed multiple options, validate each.
if (is_array($fieldValue)) {
foreach ($fieldValue as &$value) {
if (!is_array($value)) {
_civicrm_api3_api_match_pseudoconstant_value($value, $options, $fieldName);
}
}
// TODO: unwrap the call to implodePadded from the conditional and do it always
// need to verify that this is safe and doesn't break anything though.
// Better yet would be to leave it as an array and ensure that every dao/bao can handle array input
if ($implode) {
CRM_Utils_Array::implodePadded($fieldValue);
}
}
else {
_civicrm_api3_api_match_pseudoconstant_value($fieldValue, $options, $fieldName);
}
}
/**
* Validate & swap a single option value for a field.
*
* @param string $value field value
* @param array $options array of options for this field
* @param string $fieldName field name used in api call (not necessarily the canonical name)
*
* @throws API_Exception
*/
function _civicrm_api3_api_match_pseudoconstant_value(&$value, $options, $fieldName) {
// If option is a key, no need to translate
// or if no options are avaiable for pseudoconstant 'table' property
if (array_key_exists($value, $options) || !$options) {
return;
}
// Translate value into key
// Cast $value to string to avoid a bug in array_search
$newValue = array_search((string) $value, $options);
if ($newValue !== FALSE) {
$value = $newValue;
return;
}
// Case-insensitive matching
$newValue = strtolower($value);
$options = array_map("strtolower", $options);
$newValue = array_search($newValue, $options);
if ($newValue === FALSE) {
throw new API_Exception("'$value' is not a valid option for field $fieldName", 2001, array('error_field' => $fieldName));
}
$value = $newValue;
}
/**
* Returns the canonical name of a field.
*
* @param $entity
* api entity name (string should already be standardized - no camelCase).
* @param $fieldName
* any variation of a field's name (name, unique_name, api.alias).
*
* @param string $action
*
* @return bool|string
* FieldName or FALSE if the field does not exist
*/
function _civicrm_api3_api_resolve_alias($entity, $fieldName, $action = 'create') {
if (!$fieldName) {
return FALSE;
}
if (strpos($fieldName, 'custom_') === 0 && is_numeric($fieldName[7])) {
return $fieldName;
}
if ($fieldName == _civicrm_api_get_entity_name_from_camel($entity) . '_id') {
return 'id';
}
$result = civicrm_api($entity, 'getfields', array(
'version' => 3,
'action' => $action,
));
$meta = $result['values'];
if (!isset($meta[$fieldName]['name']) && isset($meta[$fieldName . '_id'])) {
$fieldName = $fieldName . '_id';
}
if (isset($meta[$fieldName])) {
return $meta[$fieldName]['name'];
}
foreach ($meta as $info) {
if ($fieldName == $info['name'] || $fieldName == CRM_Utils_Array::value('uniqueName', $info)) {
return $info['name'];
}
if (array_search($fieldName, CRM_Utils_Array::value('api.aliases', $info, array())) !== FALSE) {
return $info['name'];
}
}
// Create didn't work, try with get
if ($action == 'create') {
return _civicrm_api3_api_resolve_alias($entity, $fieldName, 'get');
}
return FALSE;
}
/**
* Check if the function is deprecated.
*
* @param string $entity
* @param array $result
*
* @return string|array|null
*/
function _civicrm_api3_deprecation_check($entity, $result = array()) {
if ($entity) {
$apiFile = "api/v3/$entity.php";
if (CRM_Utils_File::isIncludable($apiFile)) {
require_once $apiFile;
}
$lowercase_entity = _civicrm_api_get_entity_name_from_camel($entity);
$fnName = "_civicrm_api3_{$lowercase_entity}_deprecation";
if (function_exists($fnName)) {
return $fnName($result);
}
}
}
/**
* Get the actual field value.
*
* In some case $params[$fieldName] holds Array value in this format Array([operator] => [value])
* So this function returns the actual field value.
*
* @param array $params
* @param string $fieldName
* @param string $type
*
* @return mixed
*/
function _civicrm_api3_field_value_check(&$params, $fieldName, $type = NULL) {
$fieldValue = CRM_Utils_Array::value($fieldName, $params);
$op = NULL;
if (!empty($fieldValue) && is_array($fieldValue) &&
(array_search(key($fieldValue), CRM_Core_DAO::acceptedSQLOperators()) ||
$type == 'String' && strstr(key($fieldValue), 'EMPTY'))
) {
$op = key($fieldValue);
$fieldValue = CRM_Utils_Array::value($op, $fieldValue);
}
return array($fieldValue, $op);
}
/**
* A generic "get" API based on simple array data. This is comparable to
* _civicrm_api3_basic_get but does not use DAO/BAO. This is useful for
* small/mid-size data loaded from external JSON or XML documents.
*
* @param $entity
* @param array $params
* API parameters.
* @param array $records
* List of all records.
* @param string $idCol
* The property which defines the ID of a record
* @param array $fields
* List of filterable fields.
*
* @return array
* @throws \API_Exception
*/
function _civicrm_api3_basic_array_get($entity, $params, $records, $idCol, $fields) {
$options = _civicrm_api3_get_options_from_params($params, TRUE, $entity, 'get');
// TODO // $sort = CRM_Utils_Array::value('sort', $options, NULL);
$offset = CRM_Utils_Array::value('offset', $options);
$limit = CRM_Utils_Array::value('limit', $options);
$matches = array();
$currentOffset = 0;
foreach ($records as $record) {
if ($idCol != 'id') {
$record['id'] = $record[$idCol];
}
$match = TRUE;
foreach ($params as $k => $v) {
if ($k == 'id') {
$k = $idCol;
}
if (in_array($k, $fields) && $record[$k] != $v) {
$match = FALSE;
break;
}
}
if ($match) {
if ($currentOffset >= $offset) {
$matches[$record[$idCol]] = $record;
}
if ($limit && count($matches) >= $limit) {
break;
}
$currentOffset++;
}
}
$return = CRM_Utils_Array::value('return', $options, array());
if (!empty($return)) {
$return['id'] = 1;
$matches = CRM_Utils_Array::filterColumns($matches, array_keys($return));
}
return civicrm_api3_create_success($matches, $params);
}
/**
* @param string $bao_name
* @param array $params
* @throws \Civi\API\Exception\UnauthorizedException
*/
function _civicrm_api3_check_edit_permissions($bao_name, $params) {
// For lack of something more clever, here's a whitelist of entities whos permissions
// are inherited from a contact record.
// Note, when adding here, also remember to modify _civicrm_api3_permissions()
$contactEntities = array(
'CRM_Core_BAO_Email',
'CRM_Core_BAO_Phone',
'CRM_Core_BAO_Address',
'CRM_Core_BAO_IM',
'CRM_Core_BAO_Website',
'CRM_Core_BAO_OpenID',
);
if (!empty($params['check_permissions']) && in_array($bao_name, $contactEntities)) {
$cid = !empty($params['contact_id']) ? $params['contact_id'] : CRM_Core_DAO::getFieldValue($bao_name, $params['id'], 'contact_id');
if (!CRM_Contact_BAO_Contact_Permission::allow($cid, CRM_Core_Permission::EDIT)) {
throw new \Civi\API\Exception\UnauthorizedException('Permission denied to modify contact record');
}
}
}
/**
* Check if an entity has been modified since the last known modified_date
* @param string $modifiedDate Last knowm modified_date
* @param int $id Id of record to check
* @param string $entity API Entity
* @return bool
*/
function _civicrm_api3_compare_timestamps($modifiedDate, $id, $entity) {
$currentDbInfo = civicrm_api3($entity, 'getsingle', array('id' => $id));
if (strtotime($currentDbInfo['modified_date']) <= strtotime($modifiedDate)) {
return TRUE;
}
return FALSE;
}