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* @throws FatalException
* @inheritdoc
*/
public function preProcess() {
global $conf;
if($conf['sitemap'] < 1 || !is_numeric($conf['sitemap'])) {
throw new FatalException('Sitemap generation is disabled', 404);
}
$sitemap = Mapper::getFilePath();
if(Mapper::sitemapIsCompressed()) {
$mime = 'application/x-gzip';
} else {
$mime = 'application/xml; charset=utf-8';
}
// Check if sitemap file exists, otherwise create it
if(!is_readable($sitemap)) {
Mapper::generate();
}
if(is_readable($sitemap)) {
// Send headers
header('Content-Type: ' . $mime);
header('Content-Disposition: attachment; filename=' . \dokuwiki\Utf8\PhpString::basename($sitemap));
http_conditionalRequest(filemtime($sitemap));
// Send file
//use x-sendfile header to pass the delivery to compatible webservers
http_sendfile($sitemap);
readfile($sitemap);
exit;
}
throw new FatalException('Could not read the sitemap file - bad permissions?');
}
}