woo_widget_cssclass = 'widget_recently_viewed_products';
$this->woo_widget_description = __( 'Display a list of recently viewed products.', 'woothemes' );
$this->woo_widget_idbase = 'woocommerce_recently_viewed_products';
$this->woo_widget_name = __('WooCommerce Recently Viewed Products', 'woothemes' );
/* Widget settings. */
$widget_ops = array( 'classname' => $this->woo_widget_cssclass, 'description' => $this->woo_widget_description );
/* Create the widget. */
$this->WP_Widget('recently_viewed_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') );
}
/** @see WP_Widget */
function widget($args, $instance) {
global $woocommerce;
$cache = wp_cache_get('recently_viewed_products', 'widget');
if ( !is_array($cache) ) $cache = array();
if ( isset($cache[$args['widget_id']]) ) {
echo $cache[$args['widget_id']];
return;
}
if (!isset($_SESSION['viewed_products']) || sizeof($_SESSION['viewed_products'])==0) return;
ob_start();
extract($args);
$title = apply_filters('widget_title', empty($instance['title']) ? __('Recently viewed', 'woothemes') : $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;
$args = array('showposts' => $number, 'nopaging' => 0, 'post_status' => 'publish', 'post_type' => 'product', 'post__in' => $_SESSION['viewed_products'], 'orderby' => 'rand');
$r = new WP_Query($args);
if ($r->have_posts()) :
?>
update */
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['recently_viewed_products']) ) delete_option('recently_viewed_products');
return $instance;
}
function flush_widget_cache() {
wp_cache_delete('recently_viewed_products', 'widget');
}
/** @see WP_Widget->form */
function form( $instance ) {
$title = isset($instance['title']) ? esc_attr($instance['title']) : '';
if ( !isset($instance['number']) || !$number = (int) $instance['number'] ) $number = 5;
$show_variations = isset( $instance['show_variations'] ) ? (bool) $instance['show_variations'] : false;
?>
ID, $_SESSION['viewed_products'])) $_SESSION['viewed_products'][] = $post->ID;
if (sizeof($_SESSION['viewed_products'])>15) array_shift($_SESSION['viewed_products']);
}