source-class-CAS_AuthenticationException

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  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:         $bad_response='',$cas_response='',$err_code='',$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 ( empty($err_code) ) {
 95:                         phpCAS::trace($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: ?>
112: 
 

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