forked from extern/egroupware
53 lines
1.5 KiB
PHP
53 lines
1.5 KiB
PHP
<?php
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/**
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* Load holidays from server
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*
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* Called from calendar_view widget to get cachable holiday list.
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* It's broken out into a separate file to get around anonymous user not having
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* calendar run rights in sitemgr.
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*
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* @link www.egroupware.org
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* @author Nathan Gray
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* @package calendar
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @version $Id$
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*/
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use EGroupware\Api;
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// switch evtl. set output-compression off, as we cant calculate a Content-Length header with transparent compression
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ini_set('zlib.output_compression', 0);
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$GLOBALS['egw_info'] = array(
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'flags' => array(
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'currentapp' => 'api',
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'noheader' => true,
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'nocachecontrol' => true,
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)
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);
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include '../../header.inc.php';
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$GLOBALS['egw_info']['flags']['currentapp'] = 'calendar';
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$cal_bo = new calendar_bo();
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$holidays = json_encode($cal_bo->read_holidays((int)$_GET['year']));
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// use an etag over holidays
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$etag = '"'.md5($holidays).'"';
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// headers to allow caching, egw_framework specifies etag on url to force reload, even with Expires header
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Api\Session::cache_control(86400); // cache for one day
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Header('Content-Type: application/json; charset=utf-8');
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Header('ETag: '.$etag);
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// if servers send a If-None-Match header, response with 304 Not Modified, if etag matches
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if (isset($_SERVER['HTTP_IF_NONE_MATCH']) && $_SERVER['HTTP_IF_NONE_MATCH'] == $etag)
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{
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header("HTTP/1.1 304 Not Modified");
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exit;
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}
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// Content-Lenght header is important, otherwise browsers dont cache!
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Header('Content-Length: '.bytes($holidays));
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echo $holidays; |