function return_announcements($show_slide = true)
{
//// Display System announcements
$hideAnnouncements = api_get_setting('hide_global_announcements_when_not_connected');
if ($hideAnnouncements == 'true' && empty($userId)) {
return null;
}
$announcement = isset($_GET['announcement']) ? $_GET['announcement'] : null;
$announcement = intval($announcement);
if (!api_is_anonymous() && $this->user_id) {
$visibility = api_is_allowed_to_create_course() ? SystemAnnouncementManager::VISIBLE_TEACHER : SystemAnnouncementManager::VISIBLE_STUDENT;
if ($show_slide) {
$announcements = SystemAnnouncementManager::display_announcements_slider($visibility, $announcement);
} else {
$announcements = SystemAnnouncementManager::display_all_announcements($visibility, $announcement);
}
} else {
if ($show_slide) {
$announcements = SystemAnnouncementManager::display_announcements_slider(SystemAnnouncementManager::VISIBLE_GUEST, $announcement);
} else {
$announcements = SystemAnnouncementManager::display_all_announcements(SystemAnnouncementManager::VISIBLE_GUEST, $announcement);
}
}
return $announcements;
}
/**
* Returns a list of announcements
* @param int User ID
* @param bool True: show the announcements as a slider. False: show them as a vertical list
* @return string HTML list of announcements
* @assert () != ''
* @assert (1) != ''
*/
public function return_announcements($user_id = null, $show_slide = true)
{
// Display System announcements
$announcement = isset($_GET['announcement']) ? intval($_GET['announcement']) : null;
if (!api_is_anonymous() && $user_id) {
$visibility = api_is_allowed_to_create_course() ? SystemAnnouncementManager::VISIBLE_TEACHER : SystemAnnouncementManager::VISIBLE_STUDENT;
if ($show_slide) {
$announcements = SystemAnnouncementManager::display_announcements_slider($visibility, $announcement);
} else {
$announcements = SystemAnnouncementManager::display_all_announcements($visibility, $announcement);
}
} else {
if ($show_slide) {
$announcements = SystemAnnouncementManager::display_announcements_slider(SystemAnnouncementManager::VISIBLE_GUEST, $announcement);
} else {
$announcements = SystemAnnouncementManager::display_all_announcements(SystemAnnouncementManager::VISIBLE_GUEST, $announcement);
}
}
return $announcements;
}