upgrade

main/auth/shibboleth/app/controller/shibboleth_controller.class.php

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+<?php
+
+namespace Shibboleth;
+
+use \Redirect;
+use \Display;
+use IndexManager;
+
+/**
+ * Controller for the Shibboleth authentication system. 
+ *
+ * @license see /license.txt
+ * @author Laurent Opprecht <laurent@opprecht.info>, Nicolas Rod for the University of Geneva
+ */
+class ShibbolethController
+{
+
+    /**
+     *
+     * @return ShibbolethController 
+     */
+    public static function instance()
+    {
+        static $result = false;
+        if (empty($result))
+        {
+            $result = new self();
+        }
+        return $result;
+    }
+
+    /**
+     * Log user in with Shibboleth authentication 
+     */
+    function login()
+    {
+
+        if (Shibboleth::session()->is_logged_in())
+        {
+            Redirect::home();
+        }
+
+        $user = Shibboleth::store()->get_user();
+
+        if ($user->is_empty())
+        {
+            $message = get_lang('SystemCouldNotLogYouIn');
+            Shibboleth::display()->error_page($message);
+        }
+
+        $is_new_user = !User::store()->shibboleth_id_exists($user->unique_id);
+
+        if ($is_new_user && empty($user->email) && Shibboleth::config()->is_email_mandatory)
+        {
+            $form = ShibbolethEmailForm::instance();
+            if ($email = $form->get_email())
+            {
+                $user->email = $email;
+            }
+            else
+            {
+                $content = $form->display();
+                Shibboleth::display()->page($content);
+            }
+        }
+
+        Shibboleth::save($user);
+        $chamilo_user = User::store()->get_by_shibboleth_id($user->unique_id);
+        Shibboleth::session()->login($chamilo_user->user_id);
+
+        if ($is_new_user && $user->status_request)
+        {
+            Shibboleth::redirect('/main/auth/shibboleth/app/view/request.php');
+        }
+        else
+        {
+            Shibboleth::redirect();
+        }
+    }
+
+    /**
+     * Log user in using the standard Chamilo way of logging in.
+     * Useful when the normal login screen is removed from the user interface
+     * - replaced by Shibboleth login - and user want to login using a standard
+     * account
+     */
+    public function admin_login()
+    {
+        $title = get_lang('InternalLogin');
+        if (Shibboleth::session()->is_logged_in())
+        {
+            $message = get_lang('AlreadyLoggedIn');
+            Shibboleth::display()->message_page($message, $title);
+        }
+        $index_manager = new IndexManager('');
+        $html = $index_manager->display_login_form();
+        Shibboleth::display()->page($html, $title);
+    }
+
+    /**
+     * Display the request new status page to administrator for new users. 
+     */
+    public function request_status()
+    {
+        /*
+         * That may happen if a user visit that url again.
+         */
+        if (!Shibboleth::session()->is_logged_in())
+        {
+            Shibboleth::redirect();
+        }
+        $user = Shibboleth::session()->user();
+        if ($user['status'] == Shibboleth::TEACHER_STATUS)
+        {
+            //Maximum user right is reached.
+            Shibboleth::redirect();
+        }
+        
+        $form = ShibbolethStatusRequestForm::instance();
+
+        if ($form->cancelled())
+        {
+            Shibboleth::redirect();
+        }
+
+        if ($reason = $form->get_reason())
+        {
+            $subject = get_lang('RequestStatus');
+            $status = $form->get_status();
+            $status = Shibboleth::format_status($status);
+
+            $message = <<<EOT
+New status: $status
+            
+Reason:
+$reason
+EOT;
+
+            $success = Shibboleth::email_admin($subject, $message);
+            if ($success)
+            {
+                $request_submitted = get_lang('RequestSubmitted');
+                Shibboleth::display()->message_page($request_submitted);
+            }
+            else
+            {
+                $request_failed = get_lang('RequestFailed');
+                Shibboleth::display()->error_page($request_failed);
+            }
+        }
+
+        $title = get_lang('RequestStatus');
+        Display :: display_header($title);
+        echo $form->display();
+        Display :: display_footer();
+    }
+
+}