[Summary view]

   1  <?php
   2  
   3  /**
   4   * Licensed to Jasig under one or more contributor license
   5   * agreements. See the NOTICE file distributed with this work for
   6   * additional information regarding copyright ownership.
   7   *
   8   * Jasig licenses this file to you under the Apache License,
   9   * Version 2.0 (the "License"); you may not use this file except in
  10   * compliance with the License. You may obtain a copy of the License at:
  11   *
  12   * http://www.apache.org/licenses/LICENSE-2.0
  13   *
  14   * Unless required by applicable law or agreed to in writing, software
  15   * distributed under the License is distributed on an "AS IS" BASIS,
  16   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17   * See the License for the specific language governing permissions and
  18   * limitations under the License.
  19   *
  20   * PHP Version 5
  21   *
  22   * @file     CAS/AuthenticationException.php
  23   * @category Authentication
  24   * @package  PhpCAS
  25   * @author   Joachim Fritschi <jfritschi@freenet.de>
  26   * @license  http://www.apache.org/licenses/LICENSE-2.0  Apache License 2.0
  27   * @link     https://wiki.jasig.org/display/CASC/phpCAS
  28   */
  29  
  30  /**
  31   * This interface defines methods that allow proxy-authenticated service handlers
  32   * to interact with phpCAS.
  33   *
  34   * Proxy service handlers must implement this interface as well as call
  35   * phpCAS::initializeProxiedService($this) at some point in their implementation.
  36   *
  37   * While not required, proxy-authenticated service handlers are encouraged to
  38   * implement the CAS_ProxiedService_Testable interface to facilitate unit testing.
  39   *
  40   * @class    CAS_AuthenticationException
  41   * @category Authentication
  42   * @package  PhpCAS
  43   * @author   Joachim Fritschi <jfritschi@freenet.de>
  44   * @license  http://www.apache.org/licenses/LICENSE-2.0  Apache License 2.0
  45   * @link     https://wiki.jasig.org/display/CASC/phpCAS
  46   */
  47  
  48  class CAS_AuthenticationException
  49  extends RuntimeException
  50  implements CAS_Exception
  51  {
  52  
  53      /**
  54       * This method is used to print the HTML output when the user was not
  55       * authenticated.
  56       *
  57       * @param CAS_Client $client       phpcas client
  58       * @param string     $failure      the failure that occured
  59       * @param string     $cas_url      the URL the CAS server was asked for
  60       * @param bool       $no_response  the response from the CAS server (other
  61       * parameters are ignored if TRUE)
  62       * @param bool       $bad_response bad response from the CAS server ($err_code
  63       * and $err_msg ignored if TRUE)
  64       * @param string     $cas_response the response of the CAS server
  65       * @param int        $err_code     the error code given by the CAS server
  66       * @param string     $err_msg      the error message given by the CAS server
  67       */
  68      public function __construct($client,$failure,$cas_url,$no_response,
  69          $bad_response=false,$cas_response='',$err_code=-1,$err_msg=''
  70      ) {
  71          $messages = array();
  72          phpCAS::traceBegin();
  73          $lang = $client->getLangObj();
  74          $client->printHTMLHeader($lang->getAuthenticationFailed());
  75          printf(
  76              $lang->getYouWereNotAuthenticated(),
  77              htmlentities($client->getURL()),
  78              isset($_SERVER['SERVER_ADMIN']) ? $_SERVER['SERVER_ADMIN']:''
  79          );
  80          phpCAS::trace($messages[] = 'CAS URL: '.$cas_url);
  81          phpCAS::trace($messages[] = 'Authentication failure: '.$failure);
  82          if ( $no_response ) {
  83              phpCAS::trace($messages[] = 'Reason: no response from the CAS server');
  84          } else {
  85              if ( $bad_response ) {
  86                  phpCAS::trace($messages[] = 'Reason: bad response from the CAS server');
  87              } else {
  88                  switch ($client->getServerVersion()) {
  89                  case CAS_VERSION_1_0:
  90                      phpCAS::trace($messages[] = 'Reason: CAS error');
  91                      break;
  92                  case CAS_VERSION_2_0:
  93                  case CAS_VERSION_3_0:
  94                      if ( $err_code === -1 ) {
  95                          phpCAS::trace($messages[] = 'Reason: no CAS error');
  96                      } else {
  97                          phpCAS::trace($messages[] = 'Reason: ['.$err_code.'] CAS error: '.$err_msg);
  98                      }
  99                      break;
 100                  }
 101              }
 102              phpCAS::trace($messages[] = 'CAS response: '.$cas_response);
 103          }
 104          $client->printHTMLFooter();
 105          phpCAS::traceExit();
 106  
 107          parent::__construct(implode("\n", $messages));
 108      }
 109  
 110  }
 111  ?>