/**
* @brief serve opds feed for given directory
*
* @param string $dir full path to directory
* @param int $id requested id
*/
public static function serveFeed($dir, $id)
{
if (isset($_SERVER['HTTP_ACCEPT']) && stristr($_SERVER['HTTP_ACCEPT'], 'application/atom+xml')) {
header('Content-Type: application/atom+xml');
} else {
header('Content-Type: text/xml; charset=UTF-8');
}
$sortAttribute = 'name';
$sortDirection = false;
$defaults = new \OC_Defaults();
$tmpl = new \OCP\Template('files_opds', 'feed');
$tmpl->assign('files', Files::formatFileInfos(Files::getFiles($dir, $sortAttribute, $sortDirection)));
$tmpl->assign('bookshelf', Files::formatFileInfos(Bookshelf::get()));
$tmpl->assign('bookshelf-count', Bookshelf::count());
$tmpl->assign('feed_id', self::getFeedId());
$tmpl->assign('id', $id);
$tmpl->assign('dir', $dir);
$tmpl->assign('user', \OCP\User::getDisplayName());
$tmpl->assign('feed_title', Config::get('feed_title', \OCP\User::getDisplayName() . "'s Library"));
$tmpl->assign('feed_subtitle', Config::getApp('feed_subtitle', $defaults->getName() . " OPDS catalog"));
$tmpl->assign('feed_updated', time());
$tmpl->printPage();
}