Forum: Include all coaches in session notifications - refs BT#21550

public/main/forum/forumfunction.inc.php

@@ -4362,7 +4362,12 @@ function send_notifications(CForum $forum, CForumThread $thread, $post_id = 0)
 
     $subscribe = (int) api_get_course_setting('subscribe_users_to_forum_notifications');
     if (1 === $subscribe) {
-        $users_to_be_notified = CourseManager::get_user_list_from_course_code(api_get_course_id(), api_get_session_id());
+        $sessionId = api_get_session_id();
+        if (!empty($sessionId)) {
+            $users_to_be_notified = SessionManager::getAllUserIdsInSession($sessionId);
+        } else {
+            $users_to_be_notified = CourseManager::get_user_list_from_course_code(api_get_course_id());
+        }
     }
 
     if (is_array($users_to_be_notified)) {

public/main/inc/lib/sessionmanager.lib.php

@@ -10104,4 +10104,43 @@ class SessionManager
 
         return in_array($userId, $adminIds);
     }
+
+    /**
+     * Retrieves all user IDs associated with a session including coaches and students.
+     *
+     * @param int $sessionId The session ID.
+     * @return array An array of user IDs.
+     */
+    public static function getAllUserIdsInSession(int $sessionId): array
+    {
+        $users = [];
+        $session = api_get_session_entity($sessionId);
+        if ($session) {
+            $courses = $session->getCourses();
+            if (!empty($courses)) {
+                foreach ($courses as $sessionRelCourse) {
+                    $course = $sessionRelCourse->getCourse();
+                    $coachSubscriptions = $session->getSessionRelCourseRelUsersByStatus($course, Session::COURSE_COACH);
+                    foreach ($coachSubscriptions as $coachSubscription) {
+                        $users[]['user_id'] = $coachSubscription->getUser()->getId();
+                    }
+
+                    $userCourseSubscriptions = $session->getSessionRelCourseRelUsersByStatus($course, Session::STUDENT);
+                    foreach ($userCourseSubscriptions as $courseSubscription) {
+                        $users[]['user_id'] = $courseSubscription->getUser()->getId();
+                    }
+
+                }
+            }
+
+            $generalCoachesId = self::getGeneralCoachesIdForSession($sessionId);
+            if (!empty($generalCoachesId)) {
+                foreach ($generalCoachesId as $generalCoachId) {
+                    $users[]['user_id'] = $generalCoachId;
+                }
+            }
+        }
+
+        return $users;
+    }
 }