_url = $url; } /** * base64_encode() for URLs encoding * * @param string $url * @return string */ public function encode($url) { return strtr(base64_encode($url), '+/=', '-_,'); } /** * base64_decode() for URLs decoding * * @param string $url * @return string */ public function decode($url) { return $this->_url->sessionUrlVar(base64_decode(strtr($url, '-_,', '+/='))); } }