widget_cssclass = 'woocommerce widget_price_filter'; $this->widget_description = __( 'Shows a price filter slider in a widget which lets you narrow down the list of shown products when viewing product categories.', 'woocommerce' ); $this->widget_id = 'woocommerce_price_filter'; $this->widget_name = __( 'WooCommerce Price Filter', 'woocommerce' ); $this->settings = array( 'title' => array( 'type' => 'text', 'std' => __( 'Filter by price', 'woocommerce' ), 'label' => __( 'Title', 'woocommerce' ) ) ); parent::__construct(); } /** * widget function. * * @see WP_Widget * * @param array $args * @param array $instance */ public function widget( $args, $instance ) { global $_chosen_attributes, $wpdb, $wp; if ( ! is_post_type_archive( 'product' ) && ! is_tax( get_object_taxonomies( 'product' ) ) ) { return; } if ( sizeof( WC()->query->unfiltered_product_ids ) == 0 ) { return; // None shown - return } $min_price = isset( $_GET['min_price'] ) ? esc_attr( $_GET['min_price'] ) : ''; $max_price = isset( $_GET['max_price'] ) ? esc_attr( $_GET['max_price'] ) : ''; wp_enqueue_script( 'wc-price-slider' ); // Remember current filters/search $fields = ''; if ( get_search_query() ) { $fields .= ''; } if ( ! empty( $_GET['post_type'] ) ) { $fields .= ''; } if ( ! empty ( $_GET['product_cat'] ) ) { $fields .= ''; } if ( ! empty( $_GET['product_tag'] ) ) { $fields .= ''; } if ( ! empty( $_GET['orderby'] ) ) { $fields .= ''; } if ( $_chosen_attributes ) { foreach ( $_chosen_attributes as $attribute => $data ) { $taxonomy_filter = 'filter_' . str_replace( 'pa_', '', $attribute ); $fields .= ''; if ( 'or' == $data['query_type'] ) { $fields .= ''; } } } if ( 0 === sizeof( WC()->query->layered_nav_product_ids ) ) { $min = floor( $wpdb->get_var( $wpdb->prepare(' SELECT min(meta_value + 0) FROM %1$s LEFT JOIN %2$s ON %1$s.ID = %2$s.post_id WHERE meta_key IN ("' . implode( '","', apply_filters( 'woocommerce_price_filter_meta_keys', array( '_price', '_min_variation_price' ) ) ) . '") AND meta_value != "" ', $wpdb->posts, $wpdb->postmeta ) ) ); $max = ceil( $wpdb->get_var( $wpdb->prepare(' SELECT max(meta_value + 0) FROM %1$s LEFT JOIN %2$s ON %1$s.ID = %2$s.post_id WHERE meta_key IN ("' . implode( '","', apply_filters( 'woocommerce_price_filter_meta_keys', array( '_price' ) ) ) . '") ', $wpdb->posts, $wpdb->postmeta, '_price' ) ) ); } else { $min = floor( $wpdb->get_var( $wpdb->prepare(' SELECT min(meta_value + 0) FROM %1$s LEFT JOIN %2$s ON %1$s.ID = %2$s.post_id WHERE meta_key IN ("' . implode( '","', apply_filters( 'woocommerce_price_filter_meta_keys', array( '_price', '_min_variation_price' ) ) ) . '") AND meta_value != "" AND ( %1$s.ID IN (' . implode( ',', array_map( 'absint', WC()->query->layered_nav_product_ids ) ) . ') OR ( %1$s.post_parent IN (' . implode( ',', array_map( 'absint', WC()->query->layered_nav_product_ids ) ) . ') AND %1$s.post_parent != 0 ) ) ', $wpdb->posts, $wpdb->postmeta ) ) ); $max = ceil( $wpdb->get_var( $wpdb->prepare(' SELECT max(meta_value + 0) FROM %1$s LEFT JOIN %2$s ON %1$s.ID = %2$s.post_id WHERE meta_key IN ("' . implode( '","', apply_filters( 'woocommerce_price_filter_meta_keys', array( '_price' ) ) ) . '") AND ( %1$s.ID IN (' . implode( ',', array_map( 'absint', WC()->query->layered_nav_product_ids ) ) . ') OR ( %1$s.post_parent IN (' . implode( ',', array_map( 'absint', WC()->query->layered_nav_product_ids ) ) . ') AND %1$s.post_parent != 0 ) ) ', $wpdb->posts, $wpdb->postmeta ) ) ); } if ( $min == $max ) { return; } $this->widget_start( $args, $instance ); if ( '' == get_option( 'permalink_structure' ) ) { $form_action = remove_query_arg( array( 'page', 'paged' ), add_query_arg( $wp->query_string, '', home_url( $wp->request ) ) ); } else { $form_action = preg_replace( '%\/page/[0-9]+%', '', home_url( trailingslashit( $wp->request ) ) ); } if ( wc_tax_enabled() && 'incl' === get_option( 'woocommerce_tax_display_shop' ) && ! wc_prices_include_tax() ) { $tax_classes = array_merge( array( '' ), WC_Tax::get_tax_classes() ); $min = 0; foreach ( $tax_classes as $tax_class ) { $tax_rates = WC_Tax::get_rates( $tax_class ); $class_min = $min + WC_Tax::get_tax_total( WC_Tax::calc_exclusive_tax( $min, $tax_rates ) ); $class_max = $max + WC_Tax::get_tax_total( WC_Tax::calc_exclusive_tax( $max, $tax_rates ) ); if ( $min === 0 || $class_min < $min ) { $min = $class_min; } if ( $class_max > $max ) { $max = $class_max; } } } echo '
' . $fields . '
'; $this->widget_end( $args ); } }