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php-pear-CAS-1.3.3-4.mga5.noarch.rpm

<?php

/**
 *  Example for a proxied proxy
 *
 * PHP Version 5
 *
 * @file     example_service_that_proxies.php
 * @category Authentication
 * @package  PhpCAS
 * @author   Joachim Fritschi <jfritschi@freenet.de>
 * @author   Adam Franco <afranco@middlebury.edu>
 * @license  http://www.apache.org/licenses/LICENSE-2.0  Apache License 2.0
 * @link     https://wiki.jasig.org/display/CASC/phpCAS
 */

// Load the settings from the central config file
require_once 'config.php';
// Load the CAS lib
require_once $phpcas_path . '/CAS.php';

// Enable debugging
phpCAS::setDebug();

// Initialize phpCAS
phpCAS::proxy(CAS_VERSION_2_0, $cas_host, $cas_port, $cas_context);

// For production use set the CA certificate that is the issuer of the cert
// on the CAS server and uncomment the line below
// phpCAS::setCasServerCACert($cas_server_ca_cert_path);

// For quick testing you can disable SSL validation of the CAS server.
// THIS SETTING IS NOT RECOMMENDED FOR PRODUCTION.
// VALIDATING THE CAS SERVER IS CRUCIAL TO THE SECURITY OF THE CAS PROTOCOL!
phpCAS::setNoCasServerValidation();

// If you want your service to be proxied you have to enable it (default
// disabled) and define an accepable list of proxies that are allowed to
// proxy your service.
//
// Add each allowed proxy definition object. For the normal CAS_ProxyChain
// class, the constructor takes an array of proxies to match. The list is in
// reverse just as seen from the service. Proxies have to be defined in reverse
// from the service to the user. If a user hits service A and gets proxied via
// B to service C the list of acceptable on C would be array(B,A). The definition
// of an individual proxy can be either a string or a regexp (preg_match is used)
// that will be matched against the proxy list supplied by the cas server
// when validating the proxy tickets. The strings are compared starting from
// the beginning and must fully match with the proxies in the list.
// Example:
// 		phpCAS::allowProxyChain(new CAS_ProxyChain(array(
// 				'https://app.example.com/'
// 			)));
// 		phpCAS::allowProxyChain(new CAS_ProxyChain(array(
// 				'/^https:\/\/app[0-9]\.example\.com\/rest\//',
// 				'http://client.example.com/'
// 			)));
phpCAS::allowProxyChain(new CAS_ProxyChain(array($pgtUrlRegexp)));

// For quick testing or in certain production screnarios you might want to
// allow allow any other valid service to proxy your service. To do so, add
// the "Any" chain:
// 		phpcas::allowProxyChain(new CAS_ProxyChain_Any);
// THIS SETTING IS HOWEVER NOT RECOMMENDED FOR PRODUCTION AND HAS SECURITY
// IMPLICATIONS: YOU ARE ALLOWING ANY SERVICE TO ACT ON BEHALF OF A USER
// ON THIS SERVICE.
//phpcas::allowProxyChain(new CAS_ProxyChain_Any);

// force CAS authentication
phpCAS::forceAuthentication();

// at this step, the user has been authenticated by the CAS server
// and the user's login name can be read with phpCAS::getUser().

// moreover, a PGT was retrieved from the CAS server that will
// permit to gain accesses to new services.



?>
<html>
  <head>
    <title>phpCAS proxied proxy service example</title>
    <link rel="stylesheet" type='text/css' href='example.css'/>
  </head>
  <body>
    <h1>I am a service that can be proxied. In turn, I proxy another service.</h1>
    <?php require 'script_info.php' ?>
    <p>the user's login is <b><?php echo phpCAS::getUser(); ?></b>.</p>
    <h2>Response from service <?php echo $serviceUrl; ?></h2>
<?php
  flush();
  // call a service and change the color depending on the result
if ( phpCAS::serviceWeb($serviceUrl, $err_code, $output) ) {
    echo '<div class="success">';
} else {
    echo '<div class="error">';
}
  echo $output;
  echo '</div>';
?>
  </body>
</html>