* Create a formatted/normalized request object.
*
* @param string $entity
+ * API entity name.
* @param string $action
+ * API action name.
* @param array $params
+ * API parameters.
* @param mixed $extra
+ * Who knows? ...
*
* @throws \API_Exception
- * @return array the request descriptor; keys:
+ * @return array
+ * the request descriptor; keys:
* - version: int
* - entity: string
* - action: string
* We must be sure that every request uses only one version of the API.
*
* @param array $params
+ * API parameters.
* @return int
*/
protected static function parseVersion($params) {
$desired_version = empty($params['version']) ? NULL : (int) $params['version'];
- if (isset($desired_version) && is_integer($desired_version)) {
+ if (isset($desired_version) && is_int($desired_version)) {
return $desired_version;
}
else {