posts_search хук-фильтр . WP 3.0.0

Filters the search SQL that is used in the WHERE clause of WP_Query.

Использование

add_filter( 'posts_search', 'filter_function_name_679', 10, 2 );
function filter_function_name_679( $search, $this ){
	// filter...

	return $search;
}

$search(строка)

Search SQL for WHERE clause.

$this(WP_Query)

The current WP_Query object.

Где используется хук

Код хука

...

		// If a search pattern is specified, load the posts that match.
		if ( strlen( $q['s'] ) ) {
			$search = $this->parse_search( $q );
		}

		if ( ! $q['suppress_filters'] ) {
			/**
			 * Filters the search SQL that is used in the WHERE clause of WP_Query.
			 *
			 * @since 3.0.0
			 *
			 * @param string   $search Search SQL for WHERE clause.
			 * @param WP_Query $this   The current WP_Query object.
			 */
			$search = apply_filters_ref_array( 'posts_search', array( $search, &$this ) );
		}

		// Taxonomies
		if ( !$this->is_singular ) {
			$this->parse_tax_query( $q );

			$clauses = $this->tax_query->get_sql( $wpdb->posts, 'ID' );

			$join .= $clauses['join'];
			$where .= $clauses['where'];
		}

		if ( $this->is_tax ) {
			if ( empty($post_type) ) {
				// Do a fully inclusive search for currently registered post types of queried taxonomies
...