posts_clauses хук-фильтр . WP 3.1.0

Filters all query clauses at once, for convenience.

Covers the WHERE, GROUP BY, JOIN, ORDER BY, DISTINCT, fields (SELECT), and LIMITS clauses.

Использование

add_filter( 'posts_clauses', 'filter_function_name_8573', 10, 2 );
function filter_function_name_8573( $clauses, $this ){
	// filter...

	return $clauses;
}

$clauses(массив)

The list of clauses for the query.

$this(WP_Query)

The WP_Query instance (passed by reference).

Где вызывается хук

$clauses = (array) apply_filters_ref_array( 'posts_clauses', array( compact( $pieces ), &$this ) );

Где используется хук (в ядре WP)

add_filter( 'posts_clauses', '_filter_query_attachment_filenames' );

remove_filter( 'posts_clauses', __FUNCTION__ );

add_filter( 'posts_clauses', '_filter_query_attachment_filenames' );

add_filter( 'posts_clauses', '_filter_query_attachment_filenames' );