174 lines
5.1 KiB
PHP
174 lines
5.1 KiB
PHP
<?php
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/**
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* Recent Products Widget
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*
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* @author WooThemes
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* @category Widgets
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* @package WooCommerce/Widgets
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* @version 1.6.4
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* @extends WP_Widget
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*/
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if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
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class WC_Widget_Recently_Viewed extends WP_Widget {
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var $woo_widget_cssclass;
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var $woo_widget_description;
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var $woo_widget_idbase;
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var $woo_widget_name;
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/**
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* constructor
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*
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* @access public
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* @return void
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*/
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function WC_Widget_Recently_Viewed() {
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/* Widget variable settings. */
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$this->woo_widget_cssclass = 'woocommerce widget_recently_viewed_products';
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$this->woo_widget_description = __( 'Display a list of recently viewed products.', 'woocommerce' );
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$this->woo_widget_idbase = 'woocommerce_recently_viewed_products';
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$this->woo_widget_name = __( 'WooCommerce Recently Viewed Products', 'woocommerce' );
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/* Widget settings. */
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$widget_ops = array( 'classname' => $this->woo_widget_cssclass, 'description' => $this->woo_widget_description );
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/* Create the widget. */
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$this->WP_Widget('recently_viewed_products', $this->woo_widget_name, $widget_ops);
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add_action( 'save_post', array( $this, 'flush_widget_cache' ) );
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add_action( 'deleted_post', array( $this, 'flush_widget_cache' ) );
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add_action( 'switch_theme', array( $this, 'flush_widget_cache' ) );
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}
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/**
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* widget function.
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*
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* @see WP_Widget
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* @access public
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* @param array $args
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* @param array $instance
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* @return void
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*/
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function widget($args, $instance) {
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global $woocommerce;
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$cache = wp_cache_get('recently_viewed_products', 'widget');
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if ( !is_array($cache) ) $cache = array();
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if ( isset($cache[$args['widget_id']]) ) {
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echo $cache[$args['widget_id']];
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return;
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}
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$viewed_products = ! empty( $_COOKIE['woocommerce_recently_viewed'] ) ? (array) explode( '|', $_COOKIE['woocommerce_recently_viewed'] ) : array();
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$viewed_products = array_filter( array_map( 'absint', $viewed_products ) );
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if ( empty( $viewed_products ) )
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return;
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ob_start();
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extract( $args );
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$title = apply_filters('widget_title', empty( $instance['title'] ) ? __( 'Recently viewed', 'woocommerce' ) : $instance['title'], $instance, $this->id_base);
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if ( !$number = (int) $instance['number'] )
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$number = 10;
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else if ( $number < 1 )
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$number = 1;
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else if ( $number > 15 )
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$number = 15;
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$query_args = array('posts_per_page' => $number, 'no_found_rows' => 1, 'post_status' => 'publish', 'post_type' => 'product', 'post__in' => $viewed_products, 'orderby' => 'rand');
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$query_args['meta_query'] = array();
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$query_args['meta_query'][] = $woocommerce->query->stock_status_meta_query();
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$r = new WP_Query($query_args);
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if ( $r->have_posts() ) {
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echo $before_widget;
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if ( $title )
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echo $before_title . $title . $after_title;
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echo '<ul class="product_list_widget">';
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while ( $r->have_posts()) {
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$r->the_post();
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global $product;
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echo '<li>
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<a href="' . get_permalink() . '">
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' . ( has_post_thumbnail() ? get_the_post_thumbnail( $r->post->ID, 'shop_thumbnail' ) : woocommerce_placeholder_img( 'shop_thumbnail' ) ) . ' ' . get_the_title() . '
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</a> ' . $product->get_price_html() . '
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</li>';
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}
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echo '</ul>';
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echo $after_widget;
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}
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$content = ob_get_clean();
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if ( isset( $args['widget_id'] ) ) $cache[$args['widget_id']] = $content;
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echo $content;
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wp_cache_set('recently_viewed_products', $cache, 'widget');
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}
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/**
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* update function.
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*
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* @see WP_Widget->update
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* @access public
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* @param array $new_instance
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* @param array $old_instance
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* @return array
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*/
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function update( $new_instance, $old_instance ) {
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$instance = $old_instance;
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$instance['title'] = strip_tags($new_instance['title']);
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$instance['number'] = (int) $new_instance['number'];
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$this->flush_widget_cache();
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$alloptions = wp_cache_get( 'alloptions', 'options' );
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if ( isset($alloptions['recently_viewed_products']) ) delete_option('recently_viewed_products');
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return $instance;
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}
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function flush_widget_cache() {
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wp_cache_delete('recently_viewed_products', 'widget');
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}
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/**
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* form function.
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*
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* @see WP_Widget->form
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* @access public
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* @param array $instance
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* @return void
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*/
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function form( $instance ) {
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$title = isset($instance['title']) ? esc_attr($instance['title']) : '';
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if ( !isset($instance['number']) || !$number = (int) $instance['number'] ) $number = 5;
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$show_variations = isset( $instance['show_variations'] ) ? (bool) $instance['show_variations'] : false;
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?>
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<p><label for="<?php echo $this->get_field_id('title'); ?>"><?php _e( 'Title:', 'woocommerce' ); ?></label>
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<input class="widefat" id="<?php echo esc_attr( $this->get_field_id('title') ); ?>" name="<?php echo esc_attr( $this->get_field_name('title') ); ?>" type="text" value="<?php echo esc_attr( $title ); ?>" /></p>
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<p><label for="<?php echo $this->get_field_id('number'); ?>"><?php _e( 'Number of products to show:', 'woocommerce' ); ?></label>
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<input id="<?php echo esc_attr( $this->get_field_id('number') ); ?>" name="<?php echo esc_attr( $this->get_field_name('number') ); ?>" type="text" value="<?php echo esc_attr( $number ); ?>" size="3" /></p>
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<?php
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}
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}
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