woocommerce/includes/widgets/class-wc-widget-product-cat...

204 lines
6.3 KiB
PHP

<?php
/**
* Product Categories Widget
*
* @author WooThemes
* @category Widgets
* @package WooCommerce/Widgets
* @version 2.1.0
* @extends WC_Widget
*/
if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
class WC_Widget_Product_Categories extends WC_Widget {
public $cat_ancestors;
public $current_cat;
/**
* Constructor
*/
public function __construct() {
$this->widget_cssclass = 'woocommerce widget_product_categories';
$this->widget_description = __( 'A list or dropdown of product categories.', 'woocommerce' );
$this->widget_id = 'woocommerce_product_categories';
$this->widget_name = __( 'WooCommerce Product Categories', 'woocommerce' );
$this->settings = array(
'title' => array(
'type' => 'text',
'std' => __( 'Product Categories', 'woocommerce' ),
'label' => __( 'Title', 'woocommerce' )
),
'orderby' => array(
'type' => 'select',
'std' => 'name',
'label' => __( 'Order by', 'woocommerce' ),
'options' => array(
'order' => __( 'Category Order', 'woocommerce' ),
'name' => __( 'Name', 'woocommerce' )
)
),
'dropdown' => array(
'type' => 'checkbox',
'std' => 0,
'label' => __( 'Show as dropdown', 'woocommerce' )
),
'count' => array(
'type' => 'checkbox',
'std' => 0,
'label' => __( 'Show post counts', 'woocommerce' )
),
'hierarchical' => array(
'type' => 'checkbox',
'std' => 1,
'label' => __( 'Show hierarchy', 'woocommerce' )
),
'show_children_only' => array(
'type' => 'checkbox',
'std' => 0,
'label' => __( 'Only show children for the current category', 'woocommerce' )
)
);
parent::__construct();
}
/**
* widget function.
*
* @see WP_Widget
* @access public
* @param array $args
* @param array $instance
* @return void
*/
public function widget( $args, $instance ) {
extract( $args );
global $wp_query, $post, $woocommerce;
$title = apply_filters( 'widget_title', $instance['title'], $instance, $this->id_base );
$c = ( isset( $instance['count'] ) && $instance['count'] ) ? '1' : '0';
$h = $instance['hierarchical'] ? true : false;
$s = ( isset( $instance['show_children_only'] ) && $instance['show_children_only'] ) ? '1' : '0';
$d = ( isset( $instance['dropdown'] ) && $instance['dropdown'] ) ? '1' : '0';
$o = $instance['orderby'] ? $instance['orderby'] : 'order';
echo $before_widget;
if ( $title )
echo $before_title . $title . $after_title;
$dropdown_args = array();
$cat_args = array( 'show_count' => $c, 'hierarchical' => $h, 'taxonomy' => 'product_cat' );
// Menu Order
$cat_args['menu_order'] = false;
if ( $o == 'order' ) {
$cat_args['menu_order'] = 'asc';
} else {
$cat_args['orderby'] = 'title';
}
// Setup Current Category
$this->current_cat = false;
$this->cat_ancestors = array();
if ( is_tax('product_cat') ) {
$this->current_cat = $wp_query->queried_object;
$this->cat_ancestors = get_ancestors( $this->current_cat->term_id, 'product_cat' );
} elseif ( is_singular('product') ) {
$product_category = wc_get_product_terms( $post->ID, 'product_cat', array( 'orderby' => 'parent' ) );
if ( $product_category ) {
$this->current_cat = end( $product_category );
$this->cat_ancestors = get_ancestors( $this->current_cat->term_id, 'product_cat' );
}
}
// Show Siblings and Children Only
if ( $s && $this->current_cat ) {
// Top level is needed
$top_level = get_terms( 'product_cat', array( 'fields' => 'ids', 'parent' => 0, 'hierarchical' => false, 'hide_empty' => false ) );
// Direct children are wanted
$direct_children = get_terms( 'product_cat', array( 'fields' => 'ids', 'parent' => $this->current_cat->term_id, 'hierarchical' => true, 'hide_empty' => false ) );
// Gather siblings of ancestors
$siblings = array();
if ( $this->cat_ancestors ) {
foreach ( $this->cat_ancestors as $ancestor ) {
$siblings = array_merge( $siblings, get_terms( 'product_cat', array( 'fields' => 'ids', 'parent' => $ancestor, 'hierarchical' => false, 'hide_empty' => false ) ) );
}
}
$include = array_merge( $top_level, $this->cat_ancestors, $siblings, $direct_children, array( $this->current_cat->term_id ) );
$dropdown_args['include'] = implode( ',', $include );
$cat_args['include'] = implode( ',', $include );
} elseif ( $s ) {
$dropdown_args['depth'] = 1;
$dropdown_args['child_of'] = 0;
$cat_args['depth'] = 1;
$cat_args['child_of'] = 0;
}
// Dropdown
if ( $d ) {
$dropdown_defaults = array(
'show_counts' => $c,
'hierarchical' => $h,
'show_uncategorized' => 0,
'orderby' => $o,
'selected' => $this->current_cat ? $this->current_cat->slug : ''
);
$dropdown_args = wp_parse_args( $dropdown_args, $dropdown_defaults );
// Stuck with this until a fix for http://core.trac.wordpress.org/ticket/13258
wc_product_dropdown_categories( $dropdown_args );
?>
<script type='text/javascript'>
/* <![CDATA[ */
var product_cat_dropdown = document.getElementById("dropdown_product_cat");
function onProductCatChange() {
if ( product_cat_dropdown.options[product_cat_dropdown.selectedIndex].value !=='' ) {
location.href = "<?php echo home_url(); ?>/?product_cat="+product_cat_dropdown.options[product_cat_dropdown.selectedIndex].value;
}
}
product_cat_dropdown.onchange = onProductCatChange;
/* ]]> */
</script>
<?php
// List
} else {
include_once( WC()->plugin_path() . '/includes/walkers/class-product-cat-list-walker.php' );
$cat_args['walker'] = new WC_Product_Cat_List_Walker;
$cat_args['title_li'] = '';
$cat_args['pad_counts'] = 1;
$cat_args['show_option_none'] = __('No product categories exist.', 'woocommerce' );
$cat_args['current_category'] = ( $this->current_cat ) ? $this->current_cat->term_id : '';
$cat_args['current_category_ancestors'] = $this->cat_ancestors;
echo '<ul class="product-categories">';
wp_list_categories( apply_filters( 'woocommerce_product_categories_widget_args', $cat_args ) );
echo '</ul>';
}
echo $after_widget;
}
}
register_widget( 'WC_Widget_Product_Categories' );