/**
* Standard output handler for use with ob_start
*
* @param $s string
*
* @return string
*/
function wfOutputHandler($s)
{
global $wgDisableOutputCompression, $wgValidateAllHtml;
$s = wfMangleFlashPolicy($s);
if ($wgValidateAllHtml) {
$headers = headers_list();
$isHTML = false;
foreach ($headers as $header) {
$parts = explode(':', $header, 2);
if (count($parts) !== 2) {
continue;
}
$name = strtolower(trim($parts[0]));
$value = trim($parts[1]);
if ($name == 'content-type' && (strpos($value, 'text/html') === 0 || strpos($value, 'application/xhtml+xml') === 0)) {
$isHTML = true;
break;
}
}
if ($isHTML) {
$s = wfHtmlValidationHandler($s);
}
}
if (!$wgDisableOutputCompression && !ini_get('zlib.output_compression')) {
if (!defined('MW_NO_OUTPUT_COMPRESSION')) {
$s = wfGzipHandler($s);
}
if (!ini_get('output_handler')) {
wfDoContentLength(strlen($s));
}
}
return $s;
}
/**
* Standard output handler for use with ob_start
*
* @param $s string
*
* @return string
*/
function wfOutputHandler($s)
{
global $wgDisableOutputCompression, $wgValidateAllHtml;
$s = wfMangleFlashPolicy($s);
if ($wgValidateAllHtml) {
$headers = apache_response_headers();
$isHTML = true;
foreach ($headers as $name => $value) {
if (strtolower($name) == 'content-type' && strpos($value, 'text/html') === false && strpos($value, 'application/xhtml+xml') === false) {
$isHTML = false;
break;
}
}
if ($isHTML) {
$s = wfHtmlValidationHandler($s);
}
}
if (!$wgDisableOutputCompression && !ini_get('zlib.output_compression')) {
if (!defined('MW_NO_OUTPUT_COMPRESSION')) {
$s = wfGzipHandler($s);
}
if (!ini_get('output_handler')) {
wfDoContentLength(strlen($s));
}
}
return $s;
}