/** * Validate timestamp param * @param string $validsec */ public function validateTimestamp($validsec) { if ($this->_timestamp > OAuth2Util::generateTimestamp() + (int) $validsec || $this->_timestamp < OAuth2Util::generateTimestamp() - (int) $validsec) { $this->_enabled = false; $this->_code = 'HTTP/1.1 400 Bad Request'; $this->_error = 'invalid_timestamp'; } }