woo_widget_cssclass = 'woocommerce widget_top_rated_products';
$this->woo_widget_description = __( 'Display a list of top rated products on your site.', 'woocommerce' );
$this->woo_widget_idbase = 'woocommerce_top_rated_products';
$this->woo_widget_name = __( 'WooCommerce Top Rated Products', 'woocommerce' );
/* Widget settings. */
$widget_ops = array( 'classname' => $this->woo_widget_cssclass, 'description' => $this->woo_widget_description );
/* Create the widget. */
$this->WP_Widget('top-rated-products', $this->woo_widget_name, $widget_ops);
add_action( 'save_post', array( $this, 'flush_widget_cache' ) );
add_action( 'deleted_post', array( $this, 'flush_widget_cache' ) );
add_action( 'switch_theme', array( $this, 'flush_widget_cache' ) );
}
/**
* widget function.
*
* @see WP_Widget
* @access public
* @param array $args
* @param array $instance
* @return void
*/
function widget($args, $instance) {
global $woocommerce;
$cache = wp_cache_get('widget_top_rated_products', 'widget');
if ( !is_array($cache) ) $cache = array();
if ( isset($cache[$args['widget_id']]) ) {
echo $cache[$args['widget_id']];
return;
}
ob_start();
extract($args);
$title = apply_filters('widget_title', empty($instance['title']) ? __('Top Rated Products', 'woocommerce' ) : $instance['title'], $instance, $this->id_base);
if ( !$number = (int) $instance['number'] ) $number = 10;
else if ( $number < 1 ) $number = 1;
else if ( $number > 15 ) $number = 15;
add_filter( 'posts_clauses', array( $woocommerce->query, 'order_by_rating_post_clauses' ) );
$query_args = array('posts_per_page' => $number, 'no_found_rows' => 1, 'post_status' => 'publish', 'post_type' => 'product' );
$query_args['meta_query'] = array();
$query_args['meta_query'][] = $woocommerce->query->stock_status_meta_query();
$query_args['meta_query'][] = $woocommerce->query->visibility_meta_query();
$top_rated_posts = new WP_Query( $query_args );
if ($top_rated_posts->have_posts()) :
echo $before_widget;
if ( $title ) echo $before_title . $title . $after_title;
?>
query, 'order_by_rating_post_clauses' ) );
$content = ob_get_clean();
if ( isset( $args['widget_id'] ) ) $cache[$args['widget_id']] = $content;
echo $content;
wp_cache_set('widget_top_rated_products', $cache, 'widget');
}
/**
* update function.
*
* @see WP_Widget->update
* @access public
* @param array $new_instance
* @param array $old_instance
* @return array
*/
function update( $new_instance, $old_instance ) {
$instance = $old_instance;
$instance['title'] = strip_tags($new_instance['title']);
$instance['number'] = (int) $new_instance['number'];
$this->flush_widget_cache();
$alloptions = wp_cache_get( 'alloptions', 'options' );
if ( isset($alloptions['widget_top_rated_products']) ) delete_option('widget_top_rated_products');
return $instance;
}
function flush_widget_cache() {
wp_cache_delete('widget_top_rated_products', 'widget');
}
/**
* form function.
*
* @see WP_Widget->form
* @access public
* @param array $instance
* @return void
*/
function form( $instance ) {
$title = isset($instance['title']) ? esc_attr($instance['title']) : '';
if ( !isset($instance['number']) || !$number = (int) $instance['number'] )
$number = 5;
?>