<?php
/**
- * Functions to be used with PHP's output buffer
+ * Functions to be used with PHP's output buffer.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
/**
* Standard output handler for use with ob_start
- *
+ *
+ * @param $s string
+ *
* @return string
*/
function wfOutputHandler( $s ) {
* @return string
*/
function wfGzipHandler( $s ) {
- if( !function_exists( 'gzencode' ) || headers_sent() ) {
+ if( !function_exists( 'gzencode' ) ) {
+ wfDebug( __FUNCTION__ . "() skipping compression (gzencode unavaible)\n" );
+ return $s;
+ }
+ if( headers_sent() ) {
+ wfDebug( __FUNCTION__ . "() skipping compression (headers already sent)\n" );
return $s;
}
}
if( wfClientAcceptsGzip() ) {
+ wfDebug( __FUNCTION__ . "() is compressing output\n" );
header( 'Content-Encoding: gzip' );
$s = gzencode( $s, 6 );
}