78      * @param string $action Action type
81     private static function getRateFile($identifier, $action) {  argument
82         $action = preg_replace('/[^a-z0-9_]/', '', strtolower($action));
83         return self::getRateDir() . "{$identifier}_{$action}.rate";
89      * @param string $action Action being performed
93     public static function check($action, $isWrite = false) {  argument
98         $rateFile = self::getRateFile($identifier, $action);
131             self::logRateLimit($identifier, $action, count($data['requests']));
163      * @param string $action Action type
167     public static function getRemaining($action, $isWrite = false) {  argument
172         $rateFile = self::getRateFile($identifier, $action);
213      * @param string $action Action type
216     public static function reset($action, $identifier = null) {  argument
221         $rateFile = self::getRateFile($identifier, $action);
255      * @param string $action Action that was limited
258     private static function logRateLimit($identifier, $action, $requests) {  argument
260 …error_log("[Calendar RateLimiter] Rate limited: $identifier, action: $action, requests: $requests"…
267      * @param string $action Action type
270     public static function addHeaders($action, $isWrite = false) {  argument
271         $info = self::getRemaining($action, $isWrite);