/**
* @see \wcf\page\IPage::readParameters()
*/
public function readParameters()
{
parent::readParameters();
// alias for indicating the requested page
if (isset($_REQUEST['alias'])) {
$alias = $_REQUEST['alias'];
$this->pageID = PageCache::getInstance()->getIDByAlias($alias);
} else {
if (isset($_REQUEST['id'])) {
$this->pageID = intval($_REQUEST['id']);
} else {
// landing page of the cms
$page = PageCache::getInstance()->getHomePage();
if ($page !== null) {
$this->pageID = $page->pageID;
} else {
// redirect to system's landing page
HeaderUtil::redirect(Linkhandler::getInstance()->getLink(), true);
exit;
}
}
}
$this->page = PageCache::getInstance()->getPage($this->pageID);
if ($this->page === null) {
throw new IllegalLinkException();
}
// check if offline and view page or exit
// @see \wcf\system\request\RequestHandler
if (OFFLINE) {
if (!WCF::getSession()->getPermission('admin.general.canViewPageDuringOfflineMode') && !$this->page->availableDuringOfflineMode) {
@header('HTTP/1.1 503 Service Unavailable');
WCF::getTPL()->assign(array('templateName' => 'offline'));
WCF::getTPL()->display('offline');
exit;
}
}
// check permissions
if (!$this->page->canRead()) {
throw new PermissionDeniedException();
}
}
