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add meta links for previous and next pages in pagination

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Florian Thoma 2017-05-03 11:44:37 +10:00 committed by Robbie Averill
parent 6525f1c109
commit dae2ba0e5f
1 changed files with 34 additions and 0 deletions
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34
src/Model/BlogController.php
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@ -3,6 +3,7 @@
namespace SilverStripe\Blog\Model;
use PageController;
use SilverStripe\Control\Director;
use SilverStripe\Control\RSS\RSSFeed;
use SilverStripe\ORM\ArrayList;
use SilverStripe\ORM\FieldType\DBDatetime;
@ -432,6 +433,39 @@ class BlogController extends PageController
return $posts;
}
/**
* Returns the absolute link to the next page for use in the page meta tags. This helps search engines
* find the pagination and index all pages properly.
*
* @example "<% if $PaginationAbsoluteNextLink %><link rel="next" href="$PaginationAbsoluteNextLink"><% end_if %>"
*
* @return string
*/
public function PaginationAbsoluteNextLink()
{
$posts = $this->PaginatedList();
if ($posts->NotLastPage()) {
return Director::absoluteURL($posts->NextLink());
}
}
/**
* Returns the absolute link to the previous page for use in the page meta tags. This helps search engines
* find the pagination and index all pages properly.
*
* @example "<% if $PaginationAbsolutePrevLink %><link rel="prev" href="$PaginationAbsolutePrevLink"><% end_if %>"
*
* @return string
*/
public function PaginationAbsolutePrevLink()
{
$posts = $this->PaginatedList();
if ($posts->NotFirstPage()) {
return Director::absoluteURL($posts->PrevLink());
}
}
/**
* Displays an RSS feed of blog posts.
*