528 lines
20 KiB
PHP
528 lines
20 KiB
PHP
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<?php
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/*
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+--------------------------------------------------------------------+
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| CiviCRM version 4.7 |
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+--------------------------------------------------------------------+
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| Copyright CiviCRM LLC (c) 2004-2017 |
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+--------------------------------------------------------------------+
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| This file is a part of CiviCRM. |
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| CiviCRM is free software; you can copy, modify, and distribute it |
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| under the terms of the GNU Affero General Public License |
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| Version 3, 19 November 2007 and the CiviCRM Licensing Exception. |
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| |
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| CiviCRM is distributed in the hope that it will be useful, but |
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| WITHOUT ANY WARRANTY; without even the implied warranty of |
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| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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| See the GNU Affero General Public License for more details. |
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| |
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| You should have received a copy of the GNU Affero General Public |
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| License and the CiviCRM Licensing Exception along |
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| with this program; if not, contact CiviCRM LLC |
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| at info[AT]civicrm[DOT]org. If you have questions about the |
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| GNU Affero General Public License or the licensing of CiviCRM, |
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| see the CiviCRM license FAQ at http://civicrm.org/licensing |
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+--------------------------------------------------------------------+
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*/
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/**
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* @package CiviCRM_APIv3
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*/
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/**
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* Get information about fields for a given api request.
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*
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* Getfields information is used for documentation, validation, default setting
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* We first query the scheme using the $dao->fields function & then augment
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* that information by calling the _spec functions that apply to the relevant function
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* Note that we use 'unique' field names as described in the xml/schema files
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* for get requests & just field name for create. This is because some get functions
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* access multiple objects e.g. contact api accesses is_deleted from the activity
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* table & from the contact table
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*
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* @param array $apiRequest
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* Api request as an array. Keys are.
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* - entity: string
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* - action: string
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* - version: string
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* - function: callback (mixed)
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* - params: array, varies
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*
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* @param bool $unique
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* Determines whether to key by unique field names (only affects get-type) actions
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*
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* @return array
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* API success object
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*/
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function civicrm_api3_generic_getfields($apiRequest, $unique = TRUE) {
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static $results = array();
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if ((CRM_Utils_Array::value('cache_clear', $apiRequest['params']))) {
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$results = array();
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// we will also clear pseudoconstants here - should potentially be moved to relevant BAO classes
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CRM_Core_PseudoConstant::flush();
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if (!empty($apiRequest['params']['fieldname'])) {
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CRM_Utils_PseudoConstant::flushConstant($apiRequest['params']['fieldname']);
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}
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if (!empty($apiRequest['params']['option_group_id'])) {
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$optionGroupName = civicrm_api('option_group', 'getvalue', array(
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'version' => 3,
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'id' => $apiRequest['params']['option_group_id'],
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'return' => 'name',
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));
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if (is_string($optionGroupName)) {
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CRM_Utils_PseudoConstant::flushConstant(_civicrm_api_get_camel_name($optionGroupName));
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}
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}
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}
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$entity = $apiRequest['entity'];
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$lowercase_entity = _civicrm_api_get_entity_name_from_camel($entity);
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$subentity = CRM_Utils_Array::value('contact_type', $apiRequest['params']);
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$action = CRM_Utils_Array::value('action', $apiRequest['params']);
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$sequential = empty($apiRequest['params']['sequential']) ? 0 : 1;
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$apiRequest['params']['options'] = CRM_Utils_Array::value('options', $apiRequest['params'], array());
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$optionsToResolve = (array) CRM_Utils_Array::value('get_options', $apiRequest['params']['options'], array());
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if (!$action || $action == 'getvalue' || $action == 'getcount') {
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$action = 'get';
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}
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// If no options, return results from cache
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if (!$apiRequest['params']['options'] && isset($results[$entity . $subentity]) && isset($action, $results[$entity . $subentity])
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&& isset($action, $results[$entity . $subentity][$sequential])) {
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return $results[$entity . $subentity][$action][$sequential];
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}
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// defaults based on data model and API policy
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switch ($action) {
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case 'getfields':
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$values = _civicrm_api_get_fields($entity, FALSE, $apiRequest['params']);
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return civicrm_api3_create_success($values, $apiRequest['params'], $entity, 'getfields');
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case 'create':
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case 'update':
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case 'replace':
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$unique = FALSE;
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case 'get':
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case 'getsingle':
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case 'getcount':
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case 'getstat':
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$metadata = _civicrm_api_get_fields($apiRequest['entity'], $unique, $apiRequest['params']);
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if (empty($metadata['id'])) {
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// if id is not set we will set it eg. 'id' from 'case_id', case_id will be an alias
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if (!empty($metadata[strtolower($apiRequest['entity']) . '_id'])) {
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$metadata['id'] = $metadata[$lowercase_entity . '_id'];
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unset($metadata[$lowercase_entity . '_id']);
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$metadata['id']['api.aliases'] = array($lowercase_entity . '_id');
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}
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}
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else {
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// really the preference would be to set the unique name in the xml
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// question is which is a less risky fix this close to a release - setting in xml for the known failure
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// (note) or setting for all api where fields is returning 'id' & we want to accept 'note_id' @ the api layer
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// nb we don't officially accept note_id anyway - rationale here is more about centralising a now-tested
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// inconsistency
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$metadata['id']['api.aliases'] = array($lowercase_entity . '_id');
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}
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break;
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case 'delete':
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$metadata = array(
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'id' => array(
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'title' => $entity . ' ID',
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'api.required' => 1,
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'api.aliases' => array($lowercase_entity . '_id'),
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'type' => CRM_Utils_Type::T_INT,
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));
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break;
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// Note: adding setvalue case here instead of in a generic spec function because
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// some APIs override the generic setvalue fn which causes the generic spec to be overlooked.
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case 'setvalue':
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$metadata = array(
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'field' => array(
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'title' => 'Field name',
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'api.required' => 1,
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'type' => CRM_Utils_Type::T_STRING,
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),
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'id' => array(
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'title' => $entity . ' ID',
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'api.required' => 1,
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'type' => CRM_Utils_Type::T_INT,
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),
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'value' => array(
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'title' => 'Value',
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'description' => "Field value to set",
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'api.required' => 1,
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),
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);
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if (array_intersect(array('all', 'field'), $optionsToResolve)) {
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$options = civicrm_api3_generic_getfields(array('entity' => $entity, array('params' => array('action' => 'create'))));
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$metadata['field']['options'] = CRM_Utils_Array::collect('title', $options['values']);
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}
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break;
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default:
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// oddballs are on their own
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$metadata = array();
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}
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// Hack for product api to pass tests.
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if (!is_string($apiRequest['params']['options'])) {
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// Normalize this for the sake of spec funcions
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$apiRequest['params']['options']['get_options'] = $optionsToResolve;
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}
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// find any supplemental information
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$hypApiRequest = array('entity' => $apiRequest['entity'], 'action' => $action, 'version' => $apiRequest['version']);
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if ($action == 'getsingle') {
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$hypApiRequest['action'] = 'get';
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}
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try {
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list ($apiProvider, $hypApiRequest) = \Civi::service('civi_api_kernel')->resolve($hypApiRequest);
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if (isset($hypApiRequest['function'])) {
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$helper = '_' . $hypApiRequest['function'] . '_spec';
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}
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else {
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// not implemented MagicFunctionProvider
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$helper = NULL;
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}
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}
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catch (\Civi\API\Exception\NotImplementedException $e) {
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$helper = NULL;
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}
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if (function_exists($helper)) {
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// alter
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$helper($metadata, $apiRequest);
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}
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foreach ($metadata as $fieldname => $fieldSpec) {
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// Ensure 'name' is set
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if (!isset($fieldSpec['name'])) {
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$metadata[$fieldname]['name'] = $fieldname;
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}
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_civicrm_api3_generic_get_metadata_options($metadata, $apiRequest, $fieldname, $fieldSpec);
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// Convert options to "sequential" format
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if ($sequential && !empty($metadata[$fieldname]['options'])) {
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$metadata[$fieldname]['options'] = CRM_Utils_Array::makeNonAssociative($metadata[$fieldname]['options']);
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}
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}
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$results[$entity][$action][$sequential] = civicrm_api3_create_success($metadata, $apiRequest['params'], $entity, 'getfields');
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return $results[$entity][$action][$sequential];
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}
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/**
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* Get metadata for a field
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*
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* @param array $apiRequest
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*
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* @return array
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* API success object
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*/
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function civicrm_api3_generic_getfield($apiRequest) {
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$params = $apiRequest['params'];
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$sequential = !empty($params['sequential']);
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$fieldName = _civicrm_api3_api_resolve_alias($apiRequest['entity'], $params['name'], $params['action']);
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if (!$fieldName) {
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return civicrm_api3_create_error("The field '{$params['name']}' doesn't exist.");
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}
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// Turn off sequential to make the field easier to find
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$apiRequest['params']['sequential'] = 0;
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if (isset($params['get_options'])) {
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$apiRequest['params']['options']['get_options_context'] = $params['get_options'];
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$apiRequest['params']['options']['get_options'] = $fieldName;
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}
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$result = civicrm_api3_generic_getfields($apiRequest, FALSE);
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$result = $result['values'][$fieldName];
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// Fix sequential options since we forced it off
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if ($sequential && !empty($result['options'])) {
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$result['options'] = CRM_Utils_Array::makeNonAssociative($result['options']);
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}
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return civicrm_api3_create_success($result, $apiRequest['params'], $apiRequest['entity'], 'getfield');
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}
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/**
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* Get metadata for getfield action.
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*
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* @param array $params
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* @param array $apiRequest
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*
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* @throws \CiviCRM_API3_Exception
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* @throws \Exception
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*/
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function _civicrm_api3_generic_getfield_spec(&$params, $apiRequest) {
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$params = array(
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'name' => array(
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'title' => 'Field name',
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'description' => 'Name or alias of field to lookup',
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'api.required' => 1,
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'type' => CRM_Utils_Type::T_STRING,
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),
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'action' => array(
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'title' => 'API Action',
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'api.required' => 1,
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'type' => CRM_Utils_Type::T_STRING,
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'api.aliases' => array('api_action'),
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),
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'get_options' => array(
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'title' => 'Get Options',
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'description' => 'Context for which to get field options, or null to skip fetching options.',
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'type' => CRM_Utils_Type::T_STRING,
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'options' => CRM_Core_DAO::buildOptionsContext(),
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'api.aliases' => array('context'),
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),
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);
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// Add available options to these params if requested
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if (array_intersect(array('all', 'action'), $apiRequest['params']['options']['get_options'])) {
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$actions = civicrm_api3($apiRequest['entity'], 'getactions');
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$actions = array_combine($actions['values'], $actions['values']);
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// Let's not go meta-crazy
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CRM_Utils_Array::remove($actions, 'getactions', 'getoptions', 'getfields', 'getfield', 'getcount', 'getrefcount', 'getsingle', 'getlist', 'getvalue', 'setvalue', 'update');
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$params['action']['options'] = $actions;
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}
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}
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/**
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* API return function to reformat results as count.
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*
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* @param array $apiRequest
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* Api request as an array. Keys are.
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*
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* @throws API_Exception
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* @return int
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* count of results
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*/
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function civicrm_api3_generic_getcount($apiRequest) {
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$apiRequest['params']['options']['is_count'] = TRUE;
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$result = civicrm_api($apiRequest['entity'], 'get', $apiRequest['params']);
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if (is_numeric(CRM_Utils_Array::value('values', $result))) {
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return (int) $result['values'];
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}
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if (!isset($result['count'])) {
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throw new API_Exception(ts('Unexpected result from getcount') . print_r($result, TRUE));
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}
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return $result['count'];
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}
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/**
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* API return function to reformat results as single result.
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*
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* @param array $apiRequest
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* Api request as an array. Keys are.
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*
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* @return int
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* count of results
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*/
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function civicrm_api3_generic_getsingle($apiRequest) {
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// So the first entity is always result['values'][0].
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$apiRequest['params']['sequential'] = 1;
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$result = civicrm_api($apiRequest['entity'], 'get', $apiRequest['params']);
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if ($result['is_error'] !== 0) {
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return $result;
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}
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if ($result['count'] === 1) {
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return $result['values'][0];
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}
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if ($result['count'] !== 1) {
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return civicrm_api3_create_error("Expected one " . $apiRequest['entity'] . " but found " . $result['count'], array('count' => $result['count']));
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}
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return civicrm_api3_create_error("Undefined behavior");
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}
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/**
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* API return function to reformat results as single value.
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*
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* @param array $apiRequest
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* Api request as an array. Keys are.
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*
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* @return int
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* count of results
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*/
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function civicrm_api3_generic_getvalue($apiRequest) {
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$apiRequest['params']['sequential'] = 1;
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$result = civicrm_api($apiRequest['entity'], 'get', $apiRequest['params']);
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if ($result['is_error'] !== 0) {
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return $result;
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}
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if ($result['count'] !== 1) {
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$result = civicrm_api3_create_error("Expected one " . $apiRequest['entity'] . " but found " . $result['count'], array('count' => $result['count']));
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|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
// we only take "return=" as valid options
|
||
|
|
if (!empty($apiRequest['params']['return'])) {
|
||
|
|
if (!isset($result['values'][0][$apiRequest['params']['return']])) {
|
||
|
|
return civicrm_api3_create_error("field " . $apiRequest['params']['return'] . " unset or not existing", array('invalid_field' => $apiRequest['params']['return']));
|
||
|
|
}
|
||
|
|
|
||
|
|
return $result['values'][0][$apiRequest['params']['return']];
|
||
|
|
}
|
||
|
|
|
||
|
|
return civicrm_api3_create_error("missing param return=field you want to read the value of", array('error_type' => 'mandatory_missing', 'missing_param' => 'return'));
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get count of contact references.
|
||
|
|
*
|
||
|
|
* @param array $params
|
||
|
|
* @param array $apiRequest
|
||
|
|
*/
|
||
|
|
function _civicrm_api3_generic_getrefcount_spec(&$params, $apiRequest) {
|
||
|
|
$params['id']['api.required'] = 1;
|
||
|
|
$params['id']['title'] = $apiRequest['entity'] . ' ID';
|
||
|
|
$params['id']['type'] = CRM_Utils_Type::T_INT;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* API to determine if a record is in-use.
|
||
|
|
*
|
||
|
|
* @param array $apiRequest
|
||
|
|
* Api request as an array.
|
||
|
|
*
|
||
|
|
* @throws API_Exception
|
||
|
|
* @return array
|
||
|
|
* API result (int 0 or 1)
|
||
|
|
*/
|
||
|
|
function civicrm_api3_generic_getrefcount($apiRequest) {
|
||
|
|
$entityToClassMap = CRM_Core_DAO_AllCoreTables::daoToClass();
|
||
|
|
if (!isset($entityToClassMap[$apiRequest['entity']])) {
|
||
|
|
throw new API_Exception("The entity '{$apiRequest['entity']}' is unknown or unsupported by 'getrefcount'. Consider implementing this API.", 'getrefcount_unsupported');
|
||
|
|
}
|
||
|
|
$daoClass = $entityToClassMap[$apiRequest['entity']];
|
||
|
|
|
||
|
|
/* @var $dao CRM_Core_DAO */
|
||
|
|
$dao = new $daoClass();
|
||
|
|
$dao->id = $apiRequest['params']['id'];
|
||
|
|
if ($dao->find(TRUE)) {
|
||
|
|
return civicrm_api3_create_success($dao->getReferenceCounts());
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
return civicrm_api3_create_success(array());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* API wrapper for replace function.
|
||
|
|
*
|
||
|
|
* @param array $apiRequest
|
||
|
|
* Api request as an array. Keys are.
|
||
|
|
*
|
||
|
|
* @return int
|
||
|
|
* count of results
|
||
|
|
*/
|
||
|
|
function civicrm_api3_generic_replace($apiRequest) {
|
||
|
|
return _civicrm_api3_generic_replace($apiRequest['entity'], $apiRequest['params']);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* API wrapper for getoptions function.
|
||
|
|
*
|
||
|
|
* @param array $apiRequest
|
||
|
|
* Api request as an array.
|
||
|
|
*
|
||
|
|
* @return array
|
||
|
|
* Array of results
|
||
|
|
*/
|
||
|
|
function civicrm_api3_generic_getoptions($apiRequest) {
|
||
|
|
// Resolve aliases.
|
||
|
|
$fieldName = _civicrm_api3_api_resolve_alias($apiRequest['entity'], $apiRequest['params']['field']);
|
||
|
|
if (!$fieldName) {
|
||
|
|
return civicrm_api3_create_error("The field '{$apiRequest['params']['field']}' doesn't exist.");
|
||
|
|
}
|
||
|
|
// Validate 'context' from params
|
||
|
|
$context = CRM_Utils_Array::value('context', $apiRequest['params']);
|
||
|
|
CRM_Core_DAO::buildOptionsContext($context);
|
||
|
|
unset($apiRequest['params']['context'], $apiRequest['params']['field']);
|
||
|
|
|
||
|
|
$baoName = _civicrm_api3_get_BAO($apiRequest['entity']);
|
||
|
|
$options = $baoName::buildOptions($fieldName, $context, $apiRequest['params']);
|
||
|
|
if ($options === FALSE) {
|
||
|
|
return civicrm_api3_create_error("The field '{$fieldName}' has no associated option list.");
|
||
|
|
}
|
||
|
|
// Support 'sequential' output as a non-associative array
|
||
|
|
if (!empty($apiRequest['params']['sequential'])) {
|
||
|
|
$options = CRM_Utils_Array::makeNonAssociative($options);
|
||
|
|
}
|
||
|
|
return civicrm_api3_create_success($options, $apiRequest['params'], $apiRequest['entity'], 'getoptions');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Provide metadata for this generic action
|
||
|
|
*
|
||
|
|
* @param $params
|
||
|
|
* @param $apiRequest
|
||
|
|
*/
|
||
|
|
function _civicrm_api3_generic_getoptions_spec(&$params, $apiRequest) {
|
||
|
|
$params += array(
|
||
|
|
'field' => array(
|
||
|
|
'title' => 'Field name',
|
||
|
|
'api.required' => 1,
|
||
|
|
'type' => CRM_Utils_Type::T_STRING,
|
||
|
|
),
|
||
|
|
'context' => array(
|
||
|
|
'title' => 'Context',
|
||
|
|
'type' => CRM_Utils_Type::T_STRING,
|
||
|
|
'options' => CRM_Core_DAO::buildOptionsContext(),
|
||
|
|
),
|
||
|
|
);
|
||
|
|
|
||
|
|
// Add available fields if requested
|
||
|
|
if (array_intersect(array('all', 'field'), $apiRequest['params']['options']['get_options'])) {
|
||
|
|
$fields = civicrm_api3_generic_getfields(array('entity' => $apiRequest['entity'], array('params' => array('action' => 'create'))));
|
||
|
|
$params['field']['options'] = array();
|
||
|
|
foreach ($fields['values'] as $name => $field) {
|
||
|
|
if (isset($field['pseudoconstant']) || CRM_Utils_Array::value('type', $field) == CRM_Utils_Type::T_BOOLEAN) {
|
||
|
|
$params['field']['options'][$name] = CRM_Utils_Array::value('title', $field, $name);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get metadata.
|
||
|
|
*
|
||
|
|
* Function fills the 'options' array on the metadata returned by getfields if
|
||
|
|
* 1) the param option 'get_options' is defined - e.g. $params['options']['get_options'] => array('custom_1)
|
||
|
|
* (this is passed in as the $fieldsToResolve array)
|
||
|
|
* 2) the field is a pseudoconstant and is NOT an FK
|
||
|
|
* - the reason for this is that checking / transformation is done on pseudoconstants but
|
||
|
|
* - if the field is an FK then mysql will enforce the data quality (& we have handling on failure)
|
||
|
|
* @todo - if may be we should define a 'resolve' key on the pseudoconstant for when these rules are not fine enough
|
||
|
|
*
|
||
|
|
* This function is only split out for the purpose of code clarity / comment block documentation
|
||
|
|
*
|
||
|
|
* @param array $metadata
|
||
|
|
* The array of metadata that will form the result of the getfields function.
|
||
|
|
* @param array $apiRequest
|
||
|
|
* @param string $fieldname
|
||
|
|
* Field currently being processed.
|
||
|
|
* @param array $fieldSpec
|
||
|
|
* Metadata for that field.
|
||
|
|
*/
|
||
|
|
function _civicrm_api3_generic_get_metadata_options(&$metadata, $apiRequest, $fieldname, $fieldSpec) {
|
||
|
|
if (empty($fieldSpec['pseudoconstant']) && empty($fieldSpec['option_group_id'])) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
$fieldsToResolve = $apiRequest['params']['options']['get_options'];
|
||
|
|
|
||
|
|
if (!empty($metadata[$fieldname]['options']) || (!in_array($fieldname, $fieldsToResolve) && !in_array('all', $fieldsToResolve))) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Allow caller to specify context
|
||
|
|
$context = CRM_Utils_Array::value('get_options_context', $apiRequest['params']['options']);
|
||
|
|
// Default to api action if it is a supported context.
|
||
|
|
if (!$context) {
|
||
|
|
$action = CRM_Utils_Array::value('action', $apiRequest['params']);
|
||
|
|
$contexts = CRM_Core_DAO::buildOptionsContext();
|
||
|
|
if (isset($contexts[$action])) {
|
||
|
|
$context = $action;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
$options = civicrm_api($apiRequest['entity'], 'getoptions', array('version' => 3, 'field' => $fieldname, 'context' => $context));
|
||
|
|
if (is_array(CRM_Utils_Array::value('values', $options))) {
|
||
|
|
$metadata[$fieldname]['options'] = $options['values'];
|
||
|
|
}
|
||
|
|
}
|