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* Augment queries so that we don't fetch unpublished articles.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