Fixing work to users in a course-session see BT#9113

main/work/add_user.php

@@ -17,6 +17,7 @@ $current_course_tool  = TOOL_STUDENTPUBLICATION;
 $workId = isset($_GET['id']) ? intval($_GET['id']) : null;
 $userId = isset($_GET['user_id']) ? intval($_GET['user_id']) : null;
 $action = isset($_GET['action']) ? $_GET['action'] : null;
+$sessionId = api_get_session_id();
 
 if (empty($workId)) {
     api_not_allowed(true);
@@ -79,12 +80,19 @@ if (!empty($items)) {
     echo '</div>';
 }
 
+
+if (empty($sessionId)) {
+    $status = STUDENT;
+} else {
+    $status = 0;
+}
+
 $userList = CourseManager::get_user_list_from_course_code(
     $courseInfo['code'],
-    api_get_session_id(),
+    $sessionId,
     null,
     null,
-    STUDENT
+    $status
 );
 
 $userToAddList = array();