mirror of
https://github.com/wbbaddons/Tims-Chat.git
synced 2024-11-01 14:20:07 +00:00
101 lines
2.5 KiB
PHP
101 lines
2.5 KiB
PHP
<?php
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namespace wcf\page;
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use \wcf\data\chat;
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use \wcf\system\WCF;
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/**
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* Loads new messages.
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*
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* @author Tim Düsterhus
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* @copyright 2010-2012 Tim Düsterhus
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* @license Creative Commons Attribution-NonCommercial-ShareAlike <http://creativecommons.org/licenses/by-nc-sa/3.0/legalcode>
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* @package be.bastelstu.wcf.chat
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* @subpackage page
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*/
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class ChatMessagePage extends AbstractPage {
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public $messages = array();
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public $neededModules = array('CHAT_ACTIVE');
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public $neededPermissions = array('user.chat.canEnter');
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public $room = null;
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public $roomID = 0;
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public $users = array();
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public $useTemplate = false;
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/**
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* @see \wcf\page\Page::readData()
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*/
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public function readData() {
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parent::readData();
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$this->readRoom();
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$this->readMessages();
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$this->users = $this->room->getUsers();
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}
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/**
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* Fetches the new messages
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*/
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public function readMessages() {
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$this->messages = chat\message\ChatMessageList::getMessagesSince($this->room, \wcf\util\ChatUtil::readUserData('lastSeen'));
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// update last seen message
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$sql = "SELECT
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max(messageID) as messageID
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FROM
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wcf".WCF_N."_chat_message";
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$stmt = WCF::getDB()->prepareStatement($sql);
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$stmt->execute();
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$row = $stmt->fetchArray();
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\wcf\util\ChatUtil::writeUserData(array(
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'lastSeen' => $row['messageID'],
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'lastActivity' => TIME_NOW
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));
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}
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/**
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* Initializes the room databaseobject.
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*/
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public function readRoom() {
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$this->roomID = \wcf\util\ChatUtil::readUserData('roomID');
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$this->room = chat\room\ChatRoom::getCache()->search($this->roomID);
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if (!$this->room) throw new \wcf\system\exception\IllegalLinkException();
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if (!$this->room->canEnter()) throw new \wcf\system\exception\PermissionDeniedException();
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}
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/**
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* @see \wcf\page\IPage::show()
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*/
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public function show() {
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// guests are not supported
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if (!WCF::getUser()->userID) {
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throw new \wcf\system\exception\PermissionDeniedException();
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}
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parent::show();
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@header('Content-type: application/json');
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// enable gzip compression
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if (HTTP_ENABLE_GZIP && HTTP_GZIP_LEVEL > 0 && HTTP_GZIP_LEVEL < 10 && !defined('HTTP_DISABLE_GZIP')) {
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\wcf\util\HeaderUtil::compressOutput();
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}
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$json = array('users' => array(), 'messages' => array());
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foreach ($this->messages as $message) {
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$json['messages'][] = $message->jsonify(true);
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}
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foreach ($this->users as $user) {
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$json['users'][] = array(
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'userID' => $user->userID,
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'username' => $user->username,
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'awayStatus' => $user->awayStatus
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);
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}
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echo \wcf\util\JSON::encode($json);
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exit;
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}
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}
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