<?php /** * API: loading translation from from browser * * Usage: /egroupware/phpgwapi/lang.php?app=infolog&lang=de * * @link www.egroupware.org * @author Ralf Becker <RalfBecker-AT-outdoor-training.de> * @package addressbook * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License * @version $Id$ */ // just to be sure, noone tries something nasty ... if (!preg_match('/^[a-z0-9_]+$/i', $_GET['app'])) die('No valid application-name given!'); if (!preg_match('/^[a-z]{2}(-[a-z]{2})?$/i', $_GET['lang'])) die('No valid lang-name given!'); // switch evtl. set output-compression off, as we cant calculate a Content-Length header with transparent compression ini_set('zlib.output_compression', 0); $GLOBALS['egw_info'] = array( 'flags' => array( 'currentapp' => in_array($_GET['app'],array('etemplate','common','custom')) ? 'home' : $_GET['app'], 'noheader' => true, 'load_translations' => false, // do not automatically load translations 'nocachecontrol' => true, ) ); try { include('../header.inc.php'); } catch (egw_exception_no_permission_app $e) { // ignore missing run rights for an app, as translations of other apps are loaded sometimes without run rights } // use an etag with app, lang and a hash over the creation-times of all lang-files $etag = '"'.$_GET['app'].'-'.$_GET['lang'].'-'.translation::etag($_GET['app'], $_GET['lang']).'"'; // headers to allow caching, we specify etag on url to force reload, even with Expires header egw_session::cache_control(864000); // cache for 10 days Header('Content-Type: text/javascript; charset=utf-8'); Header('ETag: '.$etag); // if servers send a If-None-Match header, response with 304 Not Modified, if etag matches if (isset($_SERVER['HTTP_IF_NONE_MATCH']) && $_SERVER['HTTP_IF_NONE_MATCH'] == $etag) { header("HTTP/1.1 304 Not Modified"); common::egw_exit(); } translation::init(false); translation::add_app($_GET['app'], $_GET['lang']); if (!count(translation::$lang_arr)) { translation::add_app($_GET['app'], 'en'); } // fix for phrases containing \n $content = 'egw.set_lang_arr("'.$_GET['app'].'", '.str_replace('\\\\n', '\\n', json_encode(translation::$lang_arr)).');'; // we run our own gzip compression, to set a correct Content-Length of the encoded content if (in_array('gzip', explode(',',$_SERVER['HTTP_ACCEPT_ENCODING'])) && function_exists('gzencode')) { $content = gzencode($content); header('Content-Encoding: gzip'); } // Content-Lenght header is important, otherwise browsers dont cache! Header('Content-Length: '.bytes($content)); echo $content;