__('Filter woocommerce products by price.', 'wchweb')) // Args ); } /** * Front-end display of widget. * * @see WP_Widget::widget() * * @param array $args Widget arguments. * @param array $instance Saved values from database. */ public function widget($args, $instance) { if (!is_post_type_archive('product') && !is_tax(get_object_taxonomies('product'))) { return; } global $wchweb; // price range for filtered products $filtered_price_range = $wchweb->getPriceRange(true); // price range for all published products $unfiltered_price_range = $wchweb->getPriceRange(false); $html = ''; // to be sure that these values are number $min_val = $max_val = 0; if (sizeof($unfiltered_price_range) === 2) { $min_val = $unfiltered_price_range[0]; $max_val = $unfiltered_price_range[1]; } // display type, slider or list $display_type = $instance['display_type']; // required scripts // enqueue necessary scripts wp_enqueue_style('wchweb-style'); wp_enqueue_style('font-awesome'); wp_enqueue_script('wchweb-script'); if ($display_type === 'slider') { wp_enqueue_script('wchweb-nouislider-script'); wp_enqueue_script('wchweb-price-filter-script'); wp_enqueue_style('wchweb-nouislider-style'); // get values from url $set_min_val = null; if (isset($_GET['min-price']) && !empty($_GET['min-price'])) { $set_min_val = (int)$_GET['min-price']; } $set_max_val = null; if (isset($_GET['max-price']) && !empty($_GET['max-price'])) { $set_max_val = (int)$_GET['max-price']; } } else { $price_lists = $instance['price_list']; $show_currency = $instance['show_currency']; $currency_symbol = get_woocommerce_currency_symbol(); $currency_position = get_option('woocommerce_currency_pos'); } // HTML markup for price slider // Slider markup if ($display_type === 'slider') { $html .= '
'; $html .= '
'; $html .= '
'; $html .= '
'; $html .= '

' . __('Min Price', 'wchweb') . ':

'; $html .= '

' . __('Max Price', 'wchweb') . ':

'; $html .= '
'; $html .= '
'; } // List markup elseif ($display_type === 'list') { //echo '
'; print_r($show_currency);die;

				$html .= '
';
					$html .= '';
				$html .= '
';
			}

			extract($args);

			// Add class to before_widget from within a custom widget
			// http://wordpress.stackexchange.com/questions/18942/add-class-to-before-widget-from-within-a-custom-widget

			if ($display_type === 'slider') {
				$widget_class = 'woocommerce wchweb-price-filter-widget';
			} else {
				$widget_class = 'woocommerce wchweb-price-filter-widget wchweb-ajax-term-filter';
			}

			// no class found, so add it
			if (strpos($before_widget, 'class') === false) {
				$before_widget = str_replace('>', 'class="' . $widget_class . '"', $before_widget);
			}
			// class found but not the one that we need, so add it
			else {
				$before_widget = str_replace('class="', 'class="' . $widget_class . ' ', $before_widget);
			}

			echo $before_widget;

			if (!empty($instance['title'])) {
				echo $args['before_title'] . apply_filters('widget_title', $instance['title']). $args['after_title'];
			}

			echo $html;

			echo $args['after_widget'];
		}

		/**
		 * Back-end widget form.
		 *
		 * @see WP_Widget::form()
		 *
		 * @param array $instance Previously saved values from database.
		 */
		public function form($instance) {
			?>
			

				
				
			

			

				
				
			

			

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			 $mmin) {
					$mmin = intval($mmin);
					$mmax = intval($max[$key]);
					$mto = !empty($to[$key]) ? $to[$key] : '-';

					if (isset($mmin) && !empty($mmax)) {
						$price_list[] = array(
							'min' => $mmin,
							'to'  => $mto,
							'max' => $mmax,
						);
					}
				}

				$instance['price_list'] = $price_list;

			}

			return $instance;
		}
	}
}

// register widget
if (!function_exists('wchweb_register_price_filter_widget')) {
	function wchweb_register_price_filter_widget() {
		register_widget('WCHWEB_Price_Filter_Widget');
	}
	add_action('widgets_init', 'wchweb_register_price_filter_widget');
}