foreach ($class_instances_ids_ar as $id_course_instance) {
$chatroom_class = ChatRoom::get_class_chatroomFN($id_course_instance);
//vito 9gennaio2009
//if(!is_object($chatroom_class)){
if (!AMA_DataHandler::isError($chatroom_class)) {
$class_chatrooms_ar[] = $chatroom_class;
}
}
// merge class chatrooms with the public chatroom
//vito 9gennaio2009
if (!AMA_DataHandler::isError($public_chatroom)) {
array_push($class_chatrooms_ar, $public_chatroom);
}
}
// get all the private chatrooms of the user
$private_chatrooms_ar = ChatRoom::get_all_private_chatroomsFN($sess_id_user);
if (is_array($private_chatrooms_ar)) {
$all_chatrooms_ar = array_merge($class_chatrooms_ar, $private_chatrooms_ar);
} else {
$all_chatrooms_ar = $class_chatrooms_ar;
}
// sort the chatrooms in reverse order, so we can visualize first the most recent chatrooms
rsort($all_chatrooms_ar);
//initialize the array of the chatrooms to be displayed on the screen
$list_chatrooms = array();
// start the construction of the table contaning all the chatrooms
foreach ($all_chatrooms_ar as $id_chatroom) {
//initialize a chatroom Object
$chatroomObj = new ChatRoom($id_chatroom);
//get the array with all the current info of the chatoorm
$chatroom_ha = $chatroomObj->get_info_chatroomFN($id_chatroom);
