<?php /** * API: loading categories and setting styles * * Usage: /egroupware/phpgwapi/categories.php[?app=calendar] * * @link www.egroupware.org * @author Nathan Gray * @package API * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License * @version $Id$ */ // 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' => 'home', 'noheader' => true, 'nocachecontrol' => true, ) ); include '../header.inc.php'; // Get appname $appname = $_GET['app'] && $GLOBALS['egw_info']['apps'][$_GET['app']] ? $_GET['app'] : categories::GLOBAL_APPNAME; $cats = new categories('', $appname); $categories = $cats->return_array('all',0, false, '', 'ASC','',$appname==categories::GLOBAL_APPNAME); $content = "/* Category CSS for $appname */\n\n"; foreach($categories as $cat) { if($cat['data']['color']) { $content .= ".cat_{$cat['id']} { background-color: {$cat['data']['color']};} /*{$cat['name']}*/\n"; } if($cat['data']['icon']) { $content .= ".cat_{$cat['id']} .cat_icon { background-image: url('". admin_categories::icon_url($cat['data']['icon']) ."');} /*{$cat['name']}*/\n"; } } // use an etag over categories $etag = '"'.md5($content).'"'; // headers to allow caching, egw_framework specifies etag on url to force reload, even with Expires header egw_session::cache_control(86400); // cache for 1 day Header('Content-Type: text/css; 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'] == $etag) { header("HTTP/1.1 304 Not Modified"); common::egw_exit(); } // we run our own gzip compression, to set a correct Content-Length of the encoded content if (in_array('gzip', explode(',',$_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;