Add api generic getlist

diff --git a/api/v3/Generic/Getlist.php b/api/v3/Generic/Getlist.php
new file mode 100644 (file)
index 0000000..d5a65b8
--- /dev/null
+++ b/api/v3/Generic/Getlist.php
@@ -0,0 +1,143 @@
+<?php
+
+/*
+ +--------------------------------------------------------------------+
+| CiviCRM version 4.4                                                |
++--------------------------------------------------------------------+
+| Copyright CiviCRM LLC (c) 2004-2013                                |
++--------------------------------------------------------------------+
+| 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        |
++--------------------------------------------------------------------+
+*/
+/**
+ * Generic api wrapper used for quicksearch and autocomplete
+ *
+ * @param $apiRequest array
+ * @return mixed
+ */
+function civicrm_api3_generic_getList($apiRequest) {
+  $entity = _civicrm_api_get_entity_name_from_camel($apiRequest['entity']);
+  $request = $apiRequest['params'];
+  
+  _civicrm_api3_generic_getList_defaults($entity, $request);
+  
+  // Hey api, would you like to format the search params?
+  $fnName = "_civicrm_api3_{$entity}_getlist_params";
+  $fnName = function_exists($fnName) ? $fnName : '_civicrm_api3_generic_getlist_params';
+  $fnName($request);
+  
+  $result = civicrm_api3($entity, 'get', $request['params']);
+
+  // Hey api, would you like to format the output?
+  $fnName = "_civicrm_api3_{$entity}_getlist_output";
+  $fnName = function_exists($fnName) ? $fnName : '_civicrm_api3_generic_getlist_output';
+  $values = $fnName($result, $request);
+
+  $output = array(
+    // If we have an extra result then this is not the last page
+    'more_results' => isset($values[10]),
+    'page_num' => $request['page_num'],
+  );
+  unset($values[10]);
+
+  return civicrm_api3_create_success($values, $request['params'], $entity, 'getlist', CRM_Core_DAO::$_nullObject, $output);
+}
+
+/**
+ * Set defaults for api.getlist
+ *
+ * @param $entity string
+ * @param $request array
+ */
+function _civicrm_api3_generic_getList_defaults($entity, &$request) {
+  $config = CRM_Core_Config::singleton();
+  $fields = _civicrm_api_get_fields($entity);
+  $defaults = array(
+    'page_num' => 1,
+    'input' => '',
+    'image_field' => NULL,
+    'key_field' => 'id',
+    'params' => array(),
+  );
+  // Find main field from meta
+  foreach (array('sort_name', 'title', 'label', 'name') as $field) {
+    if (isset($fields[$field])) {
+      $defaults['label_field'] = $defaults['search_field'] = $field;
+      break;
+    }
+  }
+  foreach (array('description') as $field) {
+    if (isset($fields[$field])) {
+      $defaults['description_field'] = $field;
+      break;
+    }
+  }
+  $resultsPerPage = CRM_Core_BAO_Setting::getItem(CRM_Core_BAO_Setting::SYSTEM_PREFERENCES_NAME, 'search_autocomplete_count', NULL, 10);
+  $request += $defaults;
+  // Default api params
+  $params = array(
+    'options' => array(
+      // Adding one extra result allows us to see if there are any more
+      'limit' => $resultsPerPage + 1,
+      // Because sql is zero-based
+      'offset' => ($request['page_num'] - 1) * $resultsPerPage,
+      'sort' => $request['label_field'],
+    ),
+    'sequential' => 1,
+  );
+  if ($request['input']) {
+    $params[$request['search_field']] = array('LIKE' => ($config->includeWildCardInName ? '%' : '') . $request['input'] . '%');
+  }
+  $request['params'] += $params;
+}
+
+/**
+ * Fallback implementation of getlist_params. May be overridden by individual apis
+ *
+ * @param $request array
+ */
+function _civicrm_api3_generic_getlist_params(&$request) {
+  $fieldsToReturn = array($request['key_field'], $request['label_field']);
+  $request['image_field'] && $fieldsToReturn[] = $request['image_field'];
+  $request['description_field'] && $fieldsToReturn[] = $request['description_field'];
+  $request['params']['options']['return'] = $fieldsToReturn;
+}
+
+/**
+ * Fallback implementation of getlist_output. May be overridden by individual apis
+ *
+ * @param $result array
+ * @param $request array
+ *
+ * @return array
+ */
+function _civicrm_api3_generic_getlist_output($result, $request) {
+  $output = array();
+  if (!empty($result['values'])) {
+    foreach ($result['values'] as $row) {
+      $output[] = array(
+        'key' => $row[$request['key_field']],
+        'label' => $row[$request['label_field']],
+        'description' => isset($request['description_field']) && isset($row[$request['description_field']]) ? $row[$request['description_field']] : NULL,
+        'image' => isset($request['image_field']) && isset($row[$request['image_field']]) ? $row[$request['image_field']] : NULL,
+      );
+    }
+  }
+  return $output;
+}