Fixing session bug when resolving an exercise BT#3983

main/exercice/overview.php

@@ -12,8 +12,14 @@
 $language_file = 'exercice';
 require_once 'exercise.class.php';
 require_once '../inc/global.inc.php';
-
 require_once 'exercise.lib.php';
+
+
+// Clear the exercise session just in case
+if (isset ($_SESSION['objExercise'])) {
+	api_session_unregister('objExercise');
+}
+
 $this_section = SECTION_COURSES;
 
 // Notice for unauthorized people.
@@ -181,8 +187,6 @@ if ($objExercise->selectAttempts()) {
 		//$options.= Display::div(get_lang('ExerciseAttempts').' '.$objExercise->selectAttempts(), array('class'=>'right_option'));
 	} else {		
 	}	
-	
-	$red_class = '';
 	if ($counter == $objExercise->selectAttempts()) {
 		$class = 'red_alert';
 	}

main/session/index.php

@@ -11,6 +11,7 @@
 // Language files that should be included.
 $language_file = array('learnpath', 'courses', 'index','tracking','exercice', 'admin');
 $cidReset = true;
+
 require_once '../inc/global.inc.php';
 require_once api_get_path(SYS_CODE_PATH).'newscorm/learnpathList.class.php';
 require_once api_get_path(SYS_CODE_PATH).'exercice/exercise.lib.php';
@@ -30,6 +31,11 @@ $course_id  = isset($_GET['course_id'])  ? intval($_GET['course_id']) : null;
 
 $_SESSION['id_session'] = $session_id;
 
+// Clear the exercise session just in case
+if (isset ($_SESSION['objExercise'])) {
+	api_session_unregister('objExercise');
+}
+
 $session_info   = SessionManager::fetch($session_id);
 $session_list   = SessionManager::get_sessions_by_coach(api_get_user_id());
 $course_list    = SessionManager::get_course_list_by_session_id($session_id);
@@ -183,7 +189,6 @@ foreach($final_array as $session_data) {
     $my_course_list = isset($session_data['data']) ? $session_data['data']: array();    
     if (!empty($my_course_list))     
     foreach ($my_course_list as $my_course_code=>$course_data) {        
-        //echo '<pre>';        print_r($course_data);
         if (isset($course_id) && !empty($course_id)) {
             if ($course_id != $course_data['id']) {
                 continue;