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Source View: post_gallery

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Understanding Source Code

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Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.

Source View

Line Code
677
678      if ( ! empty( $attr['ids'] ) ) {
679           // 'ids' is explicitly ordered, unless you specify otherwise.
680           if ( empty( $attr['orderby'] ) )
681                $attr['orderby'] = 'post__in';
682           $attr['include'] = $attr['ids'];
683      }
684
685      // Allow plugins/themes to override the default gallery template.
686      $output = apply_filters('post_gallery', '', $attr);
687      if ( $output != '' )
688           return $output;
689
690      // We're trusting author input, so let's at least make sure it looks like a valid orderby statement
691      if ( isset( $attr['orderby'] ) ) {
692           $attr['orderby'] = sanitize_sql_orderby( $attr['orderby'] );
693           if ( !$attr['orderby'] )
694                unset( $attr['orderby'] );
695      }