210 lines
6.1 KiB
PHP
210 lines
6.1 KiB
PHP
<?php
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/**
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* On Sale 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 WooCommerce_Widget_On_Sale 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 $woo_widget_name;
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/**
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* constructor
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*
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* @access public
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* @return void
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*/
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function WooCommerce_Widget_On_Sale() {
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/* Widget variable settings. */
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$this->woo_widget_cssclass = 'widget_onsale';
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$this->woo_widget_description = __( 'Display a list of your on-sale products on your site.', 'woocommerce' );
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$this->woo_widget_idbase = 'woocommerce_onsale';
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$this->woo_widget_name = __( 'WooCommerce On-sale', 'woocommerce' );
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/* Widget settings. */
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$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('onsale', $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 $wp_query, $woocommerce;
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$cache = wp_cache_get('widget_onsale', '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']) ? __('On Sale', '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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// Get products on sale
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if ( false === ( $product_ids_on_sale = get_transient( 'wc_products_onsale' ) ) ) {
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$meta_query = array();
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$meta_query[] = array(
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'key' => '_sale_price',
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'value' => 0,
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'compare' => '>',
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'type' => 'NUMERIC'
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);
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$on_sale = get_posts(array(
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'post_type' => array('product', 'product_variation'),
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'posts_per_page' => -1,
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'post_status' => 'publish',
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'meta_query' => $meta_query,
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'fields' => 'id=>parent'
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));
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$product_ids = array_keys( $on_sale );
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$parent_ids = array_values( $on_sale );
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// Check for scheduled sales which have not started
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foreach ( $product_ids as $key => $id )
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if ( get_post_meta( $id, '_sale_price_dates_from', true ) > current_time('timestamp') )
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unset( $product_ids[ $key ] );
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$product_ids_on_sale = array_unique( array_merge( $product_ids, $parent_ids ) );
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set_transient( 'wc_products_onsale', $product_ids_on_sale );
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}
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$product_ids_on_sale[] = 0;
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$meta_query = array();
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$meta_query[] = $woocommerce->query->visibility_meta_query();
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$meta_query[] = $woocommerce->query->stock_status_meta_query();
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$query_args = array(
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'posts_per_page' => $number,
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'no_found_rows' => 1,
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'post_status' => 'publish',
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'post_type' => 'product',
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'orderby' => 'date',
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'order' => 'ASC',
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'meta_query' => $meta_query,
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'post__in' => $product_ids_on_sale
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);
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$r = new WP_Query($query_args);
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if ( $r->have_posts() ) :
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?>
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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 $product; ?>
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<li><a href="<?php the_permalink() ?>" title="<?php echo esc_attr(get_the_title() ? get_the_title() : get_the_ID()); ?>">
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<?php if (has_post_thumbnail()) the_post_thumbnail('shop_thumbnail'); else echo '<img src="'. woocommerce_placeholder_img_src() .'" alt="Placeholder" width="'.$woocommerce->get_image_size('shop_thumbnail_image_width').'" height="'.$woocommerce->get_image_size('shop_thumbnail_image_height').'" />'; ?>
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<?php if ( get_the_title() ) the_title(); else the_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 $after_widget; ?>
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<?php
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endif;
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$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_onsale', $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['widget_onsale']) ) delete_option('widget_onsale');
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return $instance;
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}
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/**
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* flush_widget_cache function.
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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 flush_widget_cache() {
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wp_cache_delete('widget_onsale', '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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?>
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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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