* If not, see <http://www.gnu.org/licenses/lgpl-3.0.txt>
*
------------------------------------------------------------------------*/
include 'booster_inc.php';
isset($_GET['dir']) ? $source = str_replace('>', '..', rtrim(preg_replace('/[^a-z0-9,\\-_\\.\\/>]/i', '', preg_replace('/!.+/i', '', $_GET['dir'])), '/')) : ($source = 'css');
isset($_GET['cachedir']) ? $booster_cachedir = str_replace('>', '..', rtrim(preg_replace('/[^a-z0-9,\\-_\\.\\/>]/i', '', $_GET['cachedir']), '/')) : ($booster_cachedir = 'booster_cache');
$booster = new GDBooster();
$booster->booster_cachedir = $booster_cachedir;
$booster->css_source = $source;
// Check if file gets requested with an eTag, serve 304 if nothing changed
$etag = md5($source . $booster->mhtmltime());
if (@$_SERVER['HTTP_IF_NONE_MATCH'] === $etag) {
header('HTTP/1.1 304 Not Modified');
exit;
}
$mhtml = $booster->mhtml();
header("Cache-Control: max-age=2592000, public");
header("Expires: " . gmdate('D, d M Y H:i:s', mktime(date('h') + 24 * 35)) . " GMT");
header("Vary: Accept-Encoding");
header("Content-type: text/plain");
header("ETag: " . $etag);
if (isset($booster_use_ob_gzhandler)) {
for ($i = 0; $i < strlen($mhtml); $i = $i + 2048) {
echo substr($mhtml, $i, 2048);
if (ob_get_length()) {
@ob_flush('ob_gzhandler');
@flush('ob_gzhandler');
@ob_end_flush('ob_gzhandler');
}
}
} else {
