Merge branch 'MDL-34211' of git://github.com/appalachianstate/moodle into MOODLE_23_S...
[moodle.git] / auth / shibboleth / login.php
1 <?php
3     require_once("../../config.php");
4     require_once($CFG->dirroot."/auth/shibboleth/auth.php");
6     //initialize variables
7     $errormsg = '';
9 /// Check for timed out sessions
10     if (!empty($SESSION->has_timed_out)) {
11         $session_has_timed_out = true;
12         $SESSION->has_timed_out = false;
13     } else {
14         $session_has_timed_out = false;
15     }
18 //HTTPS is required in this page when $CFG->loginhttps enabled
19 $PAGE->https_required();
21 /// Define variables used in page
22     $site = get_site();
24     $loginsite = get_string("loginsite");
26     $loginurl = (!empty($CFG->alternateloginurl)) ? $CFG->alternateloginurl : '';
29     if (!empty($CFG->registerauth) or is_enabled_auth('none') or !empty($CFG->auth_instructions)) {
30         $show_instructions = true;
31     } else {
32         $show_instructions = false;
33     }
35     // Set SAML domain cookie
36     $config = get_config('auth/shibboleth');
39     $IdPs = get_idp_list($config->organization_selection);
40     if (isset($_POST['idp']) && isset($IdPs[$_POST['idp']])){
41         $selectedIdP = $_POST['idp'];
42         set_saml_cookie($selectedIdP);
44         // Redirect to SessionInitiator with entityID as argument
45         if (isset($IdPs[$selectedIdP][1]) && !empty($IdPs[$selectedIdP][1])) {
46             // For Shibbolet 1.x Service Providers
47             header('Location: '.$IdPs[$selectedIdP][1].'?providerId='. urlencode($selectedIdP) .'&target='. urlencode($CFG->httpswwwroot.'/auth/shibboleth/index.php'));
49             // For Shibbolet 2.x Service Providers
50             // header('Location: '.$IdPs[$selectedIdP][1].'?entityID='. urlencode($selectedIdP) .'&target='. urlencode($CFG->httpswwwroot.'/auth/shibboleth/index.php'));
52         } else {
53             // For Shibbolet 1.x Service Providers
54             header('Location: /Shibboleth.sso?providerId='. urlencode($selectedIdP) .'&target='. urlencode($CFG->httpswwwroot.'/auth/shibboleth/index.php'));
56             // For Shibboleth 2.x Service Providers
57             // header('Location: /Shibboleth.sso/DS?entityID='. urlencode($selectedIdP) .'&target='. urlencode($CFG->httpswwwroot.'/auth/shibboleth/index.php'));
58         }
59     } elseif (isset($_POST['idp']) && !isset($IdPs[$_POST['idp']]))  {
60         $errormsg = get_string('auth_shibboleth_errormsg', 'auth_shibboleth');
61     }
63     $loginsite = get_string("loginsite");
65     $PAGE->set_url('/auth/shibboleth/login.php');
66     $PAGE->set_context(context_system::instance());
67     $PAGE->navbar->add($loginsite);
68     $PAGE->set_title("$site->fullname: $loginsite");
69     $PAGE->set_heading($site->fullname);
71     echo $OUTPUT->header();
72     include("index_form.html");
73     echo $OUTPUT->footer();