4 * Example for a proxy that makes a GET request.
8 * @file example_proxy_GET.php
9 * @category Authentication
11 * @author Joachim Fritschi <jfritschi@freenet.de>
12 * @author Adam Franco <afranco@middlebury.edu>
13 * @license http://www.apache.org/licenses/LICENSE-2.0 Apache License 2.0
14 * @link https://wiki.jasig.org/display/CASC/phpCAS
17 // Load the settings from the central config file
18 require_once 'config.php';
20 require_once $phpcas_path . '/CAS.php';
22 // Uncomment to enable debugging
26 phpCAS::proxy(CAS_VERSION_2_0, $cas_host, $cas_port, $cas_context);
28 // For production use set the CA certificate that is the issuer of the cert
29 // on the CAS server and uncomment the line below
30 // phpCAS::setCasServerCACert($cas_server_ca_cert_path);
32 // For quick testing you can disable SSL validation of the CAS server.
33 // THIS SETTING IS NOT RECOMMENDED FOR PRODUCTION.
34 // VALIDATING THE CAS SERVER IS CRUCIAL TO THE SECURITY OF THE CAS PROTOCOL!
35 phpCAS::setNoCasServerValidation();
37 // force CAS authentication
38 phpCAS::forceAuthentication();
40 // at this step, the user has been authenticated by the CAS server
41 // and the user's login name can be read with phpCAS::getUser().
43 // moreover, a PGT was retrieved from the CAS server that will
44 // permit to gain accesses to new services.
49 <title>phpCAS proxy example #2</title>
50 <link rel="stylesheet" type='text/css' href='example.css'/>
53 <h1>phpCAS proxied proxy example</h1>
54 <?php require 'script_info.php' ?>
55 <p>the user's login is <b><?php echo phpCAS::getUser(); ?></b>.</p>
56 <h2>Response from service <?php echo $serviceUrl; ?></h2>
60 // call a service and change the color depending on the result
62 $service = phpCAS::getProxiedService(PHPCAS_PROXIED_SERVICE_HTTP_GET);
63 $service->setUrl($serviceUrl);
65 if ($service->getResponseStatusCode() == 200) {
66 echo '<div class="success">';
67 echo $service->getResponseBody();
70 // The service responded with an error code 404, 500, etc.
71 echo '<div class="error">';
72 echo 'The service responded with a '
73 . $service->getResponseStatusCode() . ' error.';
76 } catch (CAS_ProxyTicketException $e) {
77 if ($e->getCode() == PHPCAS_SERVICE_PT_FAILURE) {
78 echo '<div class="error">';
79 echo "Your login has timed out. You need to log in again.";
82 // Other proxy ticket errors are from bad request format (shouldn't happen)
83 // or CAS server failure (unlikely) so lets just stop if we hit those.
86 } catch (CAS_ProxiedService_Exception $e) {
87 // Something prevented the service request from being sent or received.
88 // We didn't even get a valid error response (404, 500, etc), so this
89 // might be caused by a network error or a DNS resolution failure.
90 // We could handle it in some way, but for now we will just stop.