class.ilChatroomPrivateRoomGUI.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once 'Modules/Chatroom/classes/class.ilChatroom.php';
require_once 'Modules/Chatroom/classes/class.ilChatroomUser.php';

class ilChatroomPrivateRoomGUI extends ilChatroomGUIHandler
{

        protected $ilUser;

        public function __construct(ilChatroomObjectGUI $gui)
        {
                global $ilUser;

                $this->ilUser = $ilUser;

                parent::__construct($gui);
        }

        public function executeDefault($method)
        {
        }

        public function create()
        {
                $this->redirectIfNoPermission('read');

                $room      = ilChatroom::byObjectId($this->gui->object->getId());
                $chat_user = new ilChatroomUser($this->ilUser, $room);

                $this->exitIfNoRoomExists($room);
                $this->exitIfNoRoomSubscription($room, $chat_user);

                $title     = $room->getUniquePrivateRoomTitle($_REQUEST['title']);
                $subRoomId = $room->addPrivateRoom($title, $chat_user, array('public' => false));

                $connector = $this->gui->getConnector();
                $response  = $connector->sendCreatePrivateRoom($room->getRoomId(), $subRoomId, $chat_user->getUserId(), $title);

                if($this->isSuccessful($response))
                {
                        $response = array(
                                'success'   => true,
                                'title'     => $title,
                                'owner'     => $chat_user->getUserId(),
                                'subRoomId' => $subRoomId
                        );
                }

                $this->sendResponse($response);
        }

        protected function exitIfNoRoomSubscription($room, $chat_user)
        {
                if(!$room->isSubscribed($chat_user->getUserId()))
                {
                        $this->sendResponse(array(
                                'success' => false,
                                'reason'  => 'not subscribed'
                        ));
                }
        }

        public function delete()
        {
                $room      = ilChatroom::byObjectId($this->gui->object->getId());
                $subRoom   = $_REQUEST['sub'];
                $chat_user = new ilChatroomUser($this->ilUser, $room);

                $this->exitIfNoRoomExists($room);
                $this->exitIfNoRoomSubscription($room, $chat_user);

                $room->closePrivateRoom($subRoom);

                $connector = $this->gui->getConnector();
                $response  = $connector->sendDeletePrivateRoom($room->getRoomId(), $subRoom, $chat_user->getUserId());

                $this->sendResponse($response);
        }

        public function leave()
        {
                $room      = ilChatroom::byObjectId($this->gui->object->getId());
                $chat_user = new ilChatroomUser($this->ilUser, $room);
                $subRoom   = $_REQUEST['sub'];

                $this->exitIfNoRoomExists($room);
                $this->exitIfNoRoomSubscription($room, $chat_user);

                $connector = $this->gui->getConnector();
                $response  = $connector->sendLeavePrivateRoom($room->getRoomId(), $subRoom, $chat_user->getUserId());

                if($room->userIsInPrivateRoom($subRoom, $chat_user->getUserId()))
                {
                        $room->unsubscribeUserFromPrivateRoom($subRoom, $chat_user->getUserId());
                }

                $this->sendResponse($response);
        }

        public function enter()
        {
                global $ilUser;

                ilChatroom::checkUserPermissions('read', $this->gui->ref_id);

                $room      = ilChatroom::byObjectId($this->gui->object->getId());
                $subRoom   = $_REQUEST['sub'];
                $chat_user = new ilChatroomUser($ilUser, $room);

                $this->exitIfNoRoomExists($room);
                $this->exitIfEnterRoomIsNotAllowed($room, $subRoom, $chat_user);

                /*$params = array();

                $params['user'] = $chat_user->getUserId();
                $params['sub'] = $_REQUEST['sub'];
                $params['message'] = json_encode( array(
                        'type' => 'private_room_entered',
                        'user' => $user_id
                ));*/

                //$query = http_build_query( $params );
                $connector = $this->gui->getConnector();
                $response  = $connector->sendEnterPrivateRoom($room->getRoomId(), $subRoom, $chat_user->getUserId());

                if($this->isSuccessful($response))
                {
                        $room->subscribeUserToPrivateRoom($subRoom, $chat_user->getUserId());
                }

                /*$message = json_encode( array(
                        'type' => 'private_room_entered',
                        'user' => $params['user'],
                        'sub'   => $params['sub']
                ));

                $connector->sendMessage( $room->getRoomId(), $message, array('public' => 1, 'sub' => $params['sub']) );*/

                $this->sendResponse($response);
        }

        protected function exitIfEnterRoomIsNotAllowed($room, $subRoom, $chat_user)
        {
                if(!$room->isAllowedToEnterPrivateRoom($chat_user->getUserId(), $subRoom))
                {
                        $this->sendResponse(array(
                                'success' => false,
                                'reason'  => 'not allowed enter to private room'
                        ));
                }
        }

        public function listUsers()
        {
                $room = ilChatroom::byObjectId($this->gui->object->getId());

                $response = $room->listUsersInPrivateRoom($_REQUEST['sub']);
                $this->sendResponse($response);
        }
}

?>