silverstripe-blog/code/extensions/BlogPostFilter.php
Christopher Pitt 1648defec9 Clean up
2015-05-14 11:23:58 +12:00

39 lines
1.2 KiB
PHP

<?php
/**
* This is responsible for filtering only published posts to users who do not have permission to
* view non-published posts.
*
* @package silverstripe
* @subpackage blog
*/
class BlogPostFilter extends DataExtension {
/**
* Augment queries so that we don't fetch unpublished articles.
*
* @param SQLQuery $query
*/
public function augmentSQL(SQLQuery &$query) {
$stage = Versioned::current_stage();
if($stage == 'Live' || !Permission::check('VIEW_DRAFT_CONTENT')) {
$query->addWhere(sprintf('"PublishDate" < \'%s\'', Convert::raw2sql(SS_Datetime::now())));
}
}
/**
* This is a fix so that when we try to fetch subclasses of BlogPost, lazy loading includes the
* BlogPost table in its query. Leaving this table out means the default sort order column
* PublishDate causes an error.
*
* @see https://github.com/silverstripe/silverstripe-framework/issues/1682
*
* @param SQLQuery $query
* @param mixed $dataQuery
* @param mixed $parent
*/
public function augmentLoadLazyFields(SQLQuery &$query, &$dataQuery, $parent) {
$dataQuery->innerJoin('BlogPost', '"SiteTree"."ID" = "BlogPost"."ID"');
}
}