135 lines
4.7 KiB
PHP
135 lines
4.7 KiB
PHP
<?php
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/**
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* Featured Products Widget
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*
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* Gets and displays featured products in an unordered list
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*
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* @package WooCommerce
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* @category Widgets
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* @author WooThemes
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*/
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class WooCommerce_Widget_Featured_Products extends WP_Widget {
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/** Variables to setup the 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 $woo_widget_name;
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/** constructor */
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function WooCommerce_Widget_Featured_Products() {
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/* Widget variable settings. */
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$this->woo_widget_cssclass = 'widget_featured_products';
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$this->woo_widget_description = __( 'Display a list of featured products on your site.', 'woocommerce' );
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$this->woo_widget_idbase = 'woocommerce_featured_products';
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$this->woo_widget_name = __('WooCommerce Featured Products', 'woocommerce' );
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/* Widget settings. */
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$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('featured-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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/** @see WP_Widget */
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function widget($args, $instance) {
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global $woocommerce;
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$cache = wp_cache_get('widget_featured_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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ob_start();
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extract($args);
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$title = apply_filters('widget_title', empty($instance['title']) ? __('Featured Products', '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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?>
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<?php $query_args = array('posts_per_page' => $number, 'no_found_rows' => 1, 'post_status' => 'publish', 'post_type' => 'product' );
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$query_args['meta_query'] = array();
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$query_args['meta_query'][] = array(
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'key' => '_featured',
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'value' => 'yes'
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);
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$query_args['meta_query'][] = $woocommerce->query->stock_status_meta_query();
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$query_args['meta_query'][] = $woocommerce->query->visibility_meta_query();
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$r = new WP_Query($query_args);
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if ($r->have_posts()) : ?>
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<?php echo $before_widget; ?>
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<?php if ( $title ) echo $before_title . $title . $after_title; ?>
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<ul class="product_list_widget">
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<?php while ($r->have_posts()) : $r->the_post(); global $product; ?>
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<li><a href="<?php echo esc_url( get_permalink( $r->post->ID ) ); ?>" title="<?php echo esc_attr($r->post->post_title ? $r->post->post_title : $r->post->ID); ?>">
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<?php echo $product->get_image(); ?>
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<?php if ( $r->post->post_title ) echo get_the_title( $r->post->ID ); else echo $r->post->ID; ?>
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</a> <?php echo $product->get_price_html(); ?></li>
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<?php endwhile; ?>
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</ul>
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<?php echo $after_widget; ?>
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<?php endif;
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$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('widget_featured_products', $cache, 'widget');
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wp_reset_postdata();
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}
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/** @see WP_Widget->update */
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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['widget_featured_products']) ) delete_option('widget_featured_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('widget_featured_products', 'widget');
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}
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/** @see WP_Widget->form */
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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) $instance['number'] )
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$number = 2;
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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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} // class WooCommerce_Widget_Featured_Products
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