Пример #1
0
 /**
  * Decode the token
  *
  * @param string $token
  * @return true
  */
 protected function _decode($token)
 {
     $segments64 = Steelcode_String_Helper::explode('.', $token);
     if (count($segments64) !== 3) {
         $this->_setMessage('Wrong number of segments. Token is not a valid JSON web token');
         return false;
     }
     $segments = $segments64;
     foreach ($segments as $index => $value) {
         $segments[$index] = $this->urlSafeB64Decode($value);
         if ($index < 2) {
             $segments[$index] = Steelcode_Json_Helper::decode($segments[$index]);
         }
     }
     if (empty($segments[0])) {
         $this->_setMessage('Invalid header encoding');
         return false;
     }
     if (empty($segments[1])) {
         $this->_setMessage('Invalid claims encoding');
         return false;
     }
     if (empty($segments[0]->alg) || !isset($this->_methods[$segments[0]->alg])) {
         $this->_setMessage('Invalid or unsupported algorithm');
         return false;
     }
     $this->_algorithm = $segments[0]->alg;
     if (!$this->_verify("{$segments64[0]}.{$segments64[1]}", $segments[2], $this->_key, $this->_algorithm)) {
         $this->_setMessage('Signature verification failed');
         return false;
     }
     if (isset($segments[1]->nbf) && $segments[1]->nbf > Steelcode_Date_Helper::time() + $this->_leeway) {
         $this->_setMessage('Cannot handle this token before ' . Steelcode_Date_Helper::date(DateTime::ISO8601, $segments[1]->nbf));
         return false;
     }
     if (isset($segments[1]->iat) && $segments[1]->iat > Steelcode_Date_Helper::time() + $this->_leeway) {
         $this->_setMessage('Cannot handle token prior to ' . Steelcode_Date_Helper::date(DateTime::ISO8601, $segments[1]->iat));
         return false;
     }
     if (isset($segments[1]->exp) && Steelcode_Date_Helper::time() - $this->_leeway >= $segments[1]->exp) {
         $this->_setMessage('Token expired');
         return false;
     }
     $this->_header = (array) $segments[0];
     $this->_payload = (array) $segments[1];
     $this->_signature = $segments[2];
     return true;
 }
Пример #2
0
 /**
  * Flush the output
  */
 public function flushOutput()
 {
     foreach ($this->_levelFlags as $level => $state) {
         if ($state === false || empty($this->_topLevels[$level])) {
             unset($this->_topLevels[$level]);
         }
     }
     echo Steelcode_Json_Helper::encode($this->_topLevels);
 }