silverstripe-googlesitemaps/code/controllers/GoogleSitemapController.php
Max Girkens a87116b3c3 add X-Robots-Tag header
adding the X-Robots-Tag header might be a good thing, 
as it prevents the sitemap itself from getting indexed by google and showing up in the SERPs

see https://developers.google.com/webmasters/control-crawl-index/docs/robots_meta_tag
2014-10-20 16:43:01 +02:00

76 lines
1.9 KiB
PHP

<?php
/**
* Controller for displaying the sitemap.xml. The module displays an index
* sitemap at the sitemap.xml level, then outputs the individual objects
* at a second level.
*
* <code>
* http://site.com/sitemap.xml/
* http://site.com/sitemap.xml/sitemap/$ClassName-$Page.xml
* </code>
*
* @package googlesitemaps
*/
class GoogleSitemapController extends Controller {
/**
* @var array
*/
private static $allowed_actions = array(
'index',
'sitemap'
);
/**
* Default controller action for the sitemap.xml file. Renders a index
* file containing a list of links to sub sitemaps containing the data.
*
* @return mixed
*/
public function index($url) {
if(GoogleSitemap::enabled()) {
Config::inst()->update('SSViewer', 'set_source_file_comments', false);
$this->getResponse()->addHeader('Content-Type', 'application/xml; charset="utf-8"');
$this->getResponse()->addHeader('X-Robots-Tag', 'noindex');
$sitemaps = GoogleSitemap::get_sitemaps();
$this->extend('updateGoogleSitemaps', $sitemaps);
return array(
'Sitemaps' => $sitemaps
);
} else {
return new SS_HTTPResponse('Page not found', 404);
}
}
/**
* Specific controller action for displaying a particular list of links
* for a class
*
* @return mixed
*/
public function sitemap() {
$class = $this->request->param('ID');
$page = $this->request->param('OtherID');
if(GoogleSitemap::enabled() && $class && $page) {
Config::inst()->update('SSViewer', 'set_source_file_comments', false);
$this->getResponse()->addHeader('Content-Type', 'application/xml; charset="utf-8"');
$this->getResponse()->addHeader('X-Robots-Tag', 'noindex');
$items = GoogleSitemap::get_items($class, $page);
$this->extend('updateGoogleSitemapItems', $items, $class, $page);
return array(
'Items' => $items
);
} else {
return new SS_HTTPResponse('Page not found', 404);
}
}
}