Redirect To Session feature after inscription - BT#12220

main/auth/inscription.php

@@ -61,6 +61,17 @@ $user_already_registered_show_terms = false;
 if (api_get_setting('allow_terms_conditions') == 'true') {
     $user_already_registered_show_terms = isset($_SESSION['term_and_condition']['user_id']);
 }
+// Direct Link Session Subscription feature #12220
+$sessionRedirect = isset($_REQUEST['s']) && !empty($_REQUEST['s']) ? $_REQUEST['s'] : null;
+$onlyOneCourseSessionRedirect = isset($_REQUEST['cr']) && !empty($_REQUEST['cr']) ? $_REQUEST['cr'] : null;
+
+if (api_get_configuration_value('allow_redirect_to_session_after_inscription_about')) {
+
+    if (!empty($sessionRedirect)) {
+        Session::write('session_redirect', $sessionRedirect);
+        Session::write('only_one_course_session_redirect', $onlyOneCourseSessionRedirect);
+    }
+}
 
 // Direct Link Subscription feature #5299
 $course_code_redirect = isset($_REQUEST['c']) && !empty($_REQUEST['c']) ? $_REQUEST['c'] : null;
@@ -478,6 +489,7 @@ if (api_get_setting('allow_terms_conditions') == 'true') {
 $form->addButtonCreate(get_lang('RegisterUser'));
 
 $course_code_redirect = Session::read('course_redirect');
+$sessionToRedirect = Session::read('session_redirect');
 
 if ($form->validate()) {
     $values = $form->getSubmitValues(1);
@@ -617,6 +629,19 @@ if ($form->validate()) {
                 Database::query($sql);
             }
 
+            // Saving user to Session if it was set
+            if (!empty($sessionToRedirect)) {
+                $sessionInfo = api_get_session_info($sessionToRedirect);
+                if (!empty($sessionInfo)) {
+                    SessionManager::subscribe_users_to_session(
+                        $sessionToRedirect,
+                        [$user_id],
+                        SESSION_VISIBLE_READ_ONLY,
+                        false
+                    );
+                }
+            }
+
             // Saving user to course if it was set.
             if (!empty($course_code_redirect)) {
                 $course_info = api_get_course_info($course_code_redirect);
@@ -828,6 +853,7 @@ if ($form->validate()) {
         }
     }
 
+    SessionManager::redirectToSession();
     $form_data = CourseManager::redirectToCourse($form_data);
 
     $form_register = new FormValidator('form_register', 'post', $form_data['action']);
@@ -846,6 +872,8 @@ if ($form->validate()) {
     // Just in case
     Session::erase('course_redirect');
     Session::erase('exercise_redirect');
+    Session::erase('session_redirect');
+    Session::erase('only_one_course_session_redirect');
 
     if (CustomPages::enabled()) {
         CustomPages::display(

main/inc/lib/sessionmanager.lib.php

@@ -8136,4 +8136,33 @@ class SessionManager
 
         return Database::store_result($result, 'ASSOC');
     }
+
+    /**
+     * subsscribe and redirect to session after inscription
+     */
+    public static function redirectToSession()
+    {
+        $sessionId = isset($_SESSION['session_redirect']) ? $_SESSION['session_redirect'] : null;
+        $onlyOneCourseSessionToRedirect = isset($_SESSION['only_one_course_session_redirect']) ? $_SESSION['only_one_course_session_redirect'] : null;
+        $userId = api_get_user_id();
+        $sessionInfo = api_get_session_info($sessionId);
+
+        if (!empty($sessionInfo)) {
+
+            $response = self::isUserSubscribedAsStudent($sessionId, $userId);
+
+            if ($response) {
+
+                $urlToRedirect = api_get_path(WEB_CODE_PATH) . 'session/index.php?session_id=' . $sessionId;
+
+                if (!empty($onlyOneCourseSessionToRedirect)) {
+
+                        $urlToRedirect = api_get_path(WEB_PATH) . 'courses/' . $onlyOneCourseSessionToRedirect . '/index.php?id_session=' . $sessionId;
+                }
+
+                header('Location: ' . $urlToRedirect);
+                exit;
+            }
+        }
+    }
 }

main/install/configuration.dist.php

@@ -269,4 +269,5 @@ $_configuration['system_stable'] = NEW_VERSION_STABLE;
 //$_configuration['mail_header_style'] = '';
 // Show all agenda events in personal agenda from all session no matter the visibility.
 //$_configuration['personal_agenda_show_all_session_events'] = false;
-
+// Allows to redirect to the session after the inscription in session about
+// $_configuration['allow_redirect_to_session_after_inscription_about'] = false;

main/session/about.php

@@ -179,6 +179,14 @@ $template->assign(
     )
 );
 
+$redirectToSession = api_get_configuration_value('allow_redirect_to_session_after_inscription_about');
+$redirectToSession = $redirectToSession ? '?s=' . $sessionId : false;
+
+$coursesInThisSession = SessionManager::get_course_list_by_session_id($sessionId);
+$coursesCount = count($coursesInThisSession);
+$redirectToSession = $coursesCount == 1 ? $redirectToSession . '&cr=' . array_values($coursesInThisSession)[0]['directory'] : $redirectToSession;
+
+$template->assign('redirect_to_session', $redirectToSession);
 $template->assign('courses', $courses);
 $essence =  Essence\Essence::instance();
 $template->assign('essence', $essence);

main/template/default/session/about.tpl

@@ -228,7 +228,7 @@
                 </div>
             {% elseif not _u.logged %}
                 {% if 'allow_registration'|get_setting == 'true' %}
-                    <a href="{{ _p.web_main ~ 'auth/inscription.php' }}" class="btn btn-info btn-lg">
+                    <a href="{{ _p.web_main ~ 'auth/inscription.php' ~ redirect_to_session }}" class="btn btn-info btn-lg">
                         <em class="fa fa-sign-in fa-fw"></em> {{ 'SignUp'|get_lang }}
                     </a>
                 {% endif %}