WC_Widget_Price_Filter{} │ WC 1.0
Widget price filter class.
Hooks from the class
Usage
$WC_Widget_Price_Filter = new WC_Widget_Price_Filter(); // use class methods
Methods
- public __construct()
- protected get_filtered_price()
- public widget( $args, $instance )
WC_Widget_Price_Filter{} WC Widget Price Filter{} code WC 9.4.2
class WC_Widget_Price_Filter extends WC_Widget { /** * Constructor. */ public function __construct() { $this->widget_cssclass = 'woocommerce widget_price_filter'; $this->widget_description = __( 'Display a slider to filter products in your store by price.', 'woocommerce' ); $this->widget_id = 'woocommerce_price_filter'; $this->widget_name = __( 'Filter Products by Price', 'woocommerce' ); $this->settings = array( 'title' => array( 'type' => 'text', 'std' => __( 'Filter by price', 'woocommerce' ), 'label' => __( 'Title', 'woocommerce' ), ), ); $suffix = Constants::is_true( 'SCRIPT_DEBUG' ) ? '' : '.min'; $version = Constants::get_constant( 'WC_VERSION' ); wp_register_script( 'accounting', WC()->plugin_url() . '/assets/js/accounting/accounting' . $suffix . '.js', array( 'jquery' ), '0.4.2', true ); wp_register_script( 'wc-jquery-ui-touchpunch', WC()->plugin_url() . '/assets/js/jquery-ui-touch-punch/jquery-ui-touch-punch' . $suffix . '.js', array( 'jquery-ui-slider' ), $version, true ); wp_register_script( 'wc-price-slider', WC()->plugin_url() . '/assets/js/frontend/price-slider' . $suffix . '.js', array( 'jquery-ui-slider', 'wc-jquery-ui-touchpunch', 'accounting' ), $version, true ); wp_localize_script( 'wc-price-slider', 'woocommerce_price_slider_params', array( 'currency_format_num_decimals' => 0, 'currency_format_symbol' => get_woocommerce_currency_symbol(), 'currency_format_decimal_sep' => esc_attr( wc_get_price_decimal_separator() ), 'currency_format_thousand_sep' => esc_attr( wc_get_price_thousand_separator() ), 'currency_format' => esc_attr( str_replace( array( '%1$s', '%2$s' ), array( '%s', '%v' ), get_woocommerce_price_format() ) ), ) ); if ( is_customize_preview() ) { wp_enqueue_script( 'wc-price-slider' ); } parent::__construct(); } /** * Output widget. * * @see WP_Widget * * @param array $args Arguments. * @param array $instance Widget instance. */ public function widget( $args, $instance ) { global $wp; // Requires lookup table added in 3.6. if ( version_compare( get_option( 'woocommerce_db_version', null ), '3.6', '<' ) ) { return; } if ( ! is_shop() && ! is_product_taxonomy() ) { return; } // If there are not posts and we're not filtering, hide the widget. if ( ! WC()->query->get_main_query()->post_count && ! isset( $_GET['min_price'] ) && ! isset( $_GET['max_price'] ) ) { // WPCS: input var ok, CSRF ok. return; } wp_enqueue_script( 'wc-price-slider' ); // Round values to nearest 10 by default. $step = max( apply_filters( 'woocommerce_price_filter_widget_step', 10 ), 1 ); // Find min and max price in current result set. $prices = $this->get_filtered_price(); $min_price = $prices->min_price; $max_price = $prices->max_price; // Check to see if we should add taxes to the prices if store are excl tax but display incl. $tax_display_mode = get_option( 'woocommerce_tax_display_shop' ); if ( wc_tax_enabled() && ! wc_prices_include_tax() && 'incl' === $tax_display_mode ) { $tax_class = apply_filters( 'woocommerce_price_filter_widget_tax_class', '' ); // Uses standard tax class. $tax_rates = WC_Tax::get_rates( $tax_class ); if ( $tax_rates ) { $min_price += WC_Tax::get_tax_total( WC_Tax::calc_exclusive_tax( $min_price, $tax_rates ) ); $max_price += WC_Tax::get_tax_total( WC_Tax::calc_exclusive_tax( $max_price, $tax_rates ) ); } } $min_price = apply_filters( 'woocommerce_price_filter_widget_min_amount', floor( $min_price / $step ) * $step ); $max_price = apply_filters( 'woocommerce_price_filter_widget_max_amount', ceil( $max_price / $step ) * $step ); // If both min and max are equal, we don't need a slider. if ( $min_price === $max_price ) { return; } $current_min_price = isset( $_GET['min_price'] ) ? floor( floatval( wp_unslash( $_GET['min_price'] ) ) / $step ) * $step : $min_price; // WPCS: input var ok, CSRF ok. $current_max_price = isset( $_GET['max_price'] ) ? ceil( floatval( wp_unslash( $_GET['max_price'] ) ) / $step ) * $step : $max_price; // WPCS: input var ok, CSRF ok. $this->widget_start( $args, $instance ); if ( '' === get_option( 'permalink_structure' ) ) { $form_action = remove_query_arg( array( 'page', 'paged', 'product-page' ), add_query_arg( $wp->query_string, '', home_url( $wp->request ) ) ); } else { $form_action = preg_replace( '%\/page/[0-9]+%', '', home_url( trailingslashit( $wp->request ) ) ); } wc_get_template( 'content-widget-price-filter.php', array( 'form_action' => $form_action, 'step' => $step, 'min_price' => $min_price, 'max_price' => $max_price, 'current_min_price' => $current_min_price, 'current_max_price' => $current_max_price, ) ); $this->widget_end( $args ); } /** * Get filtered min price for current products. * * @return int */ protected function get_filtered_price() { global $wpdb; $args = WC()->query->get_main_query()->query_vars; $tax_query = isset( $args['tax_query'] ) ? $args['tax_query'] : array(); $meta_query = isset( $args['meta_query'] ) ? $args['meta_query'] : array(); if ( ! is_post_type_archive( 'product' ) && ! empty( $args['taxonomy'] ) && ! empty( $args['term'] ) ) { $tax_query[] = WC()->query->get_main_tax_query(); } foreach ( $meta_query + $tax_query as $key => $query ) { if ( ! empty( $query['price_filter'] ) || ! empty( $query['rating_filter'] ) ) { unset( $meta_query[ $key ] ); } } $meta_query = new WP_Meta_Query( $meta_query ); $tax_query = new WP_Tax_Query( $tax_query ); $search = WC_Query::get_main_search_query_sql(); $meta_query_sql = $meta_query->get_sql( 'post', $wpdb->posts, 'ID' ); $tax_query_sql = $tax_query->get_sql( $wpdb->posts, 'ID' ); $search_query_sql = $search ? ' AND ' . $search : ''; $sql = " SELECT min( min_price ) as min_price, MAX( max_price ) as max_price FROM {$wpdb->wc_product_meta_lookup} WHERE product_id IN ( SELECT ID FROM {$wpdb->posts} " . $tax_query_sql['join'] . $meta_query_sql['join'] . " WHERE {$wpdb->posts}.post_type IN ('" . implode( "','", array_map( 'esc_sql', apply_filters( 'woocommerce_price_filter_post_type', array( 'product' ) ) ) ) . "') AND {$wpdb->posts}.post_status = 'publish' " . $tax_query_sql['where'] . $meta_query_sql['where'] . $search_query_sql . ' )'; $sql = apply_filters( 'woocommerce_price_filter_sql', $sql, $meta_query_sql, $tax_query_sql ); return $wpdb->get_row( $sql ); // WPCS: unprepared SQL ok. } }