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_filter_query_attachment_filenames › WordPress Function

Since4.7.0
Deprecatedn/a
› _filter_query_attachment_filenames ( $clauses )
Access:
  • private
Parameters:
  • (string[]) $clauses An array including WHERE, GROUP BY, JOIN, ORDER BY, DISTINCT, fields (SELECT), and LIMITS clauses.
    Required: Yes
Returns:
  • (string[]) The modified array of clauses.
Defined at:
Codex:

Filters the SQL clauses of an attachment query to include filenames.



Related Functions: wp_delete_attachment_files, _fix_attachment_links, wp_ajax_query_attachments, the_attachment_links, _delete_attachment_theme_mod

Source 

function _filter_query_attachment_filenames( $clauses ) {
	global $wpdb;
	remove_filter( 'posts_clauses', __FUNCTION__ );

	// Add a LEFT JOIN of the postmeta table so we don't trample existing JOINs.
	$clauses['join'] .= " LEFT JOIN {$wpdb->postmeta} AS sq1 ON ( {$wpdb->posts}.ID = sq1.post_id AND sq1.meta_key = '_wp_attached_file' )";

	$clauses['groupby'] = "{$wpdb->posts}.ID";

	$clauses['where'] = preg_replace(
		"/\({$wpdb->posts}.post_content (NOT LIKE|LIKE) (\'[^']+\')\)/",
		'$0 OR ( sq1.meta_value $1 $2 )',
		$clauses['where']
	);

	return $clauses;
}