WooCommerce - Create a product categories dropdown list in a shortcode
<?php
/**
* WooCommerce Extra Feature
* --------------------------
*
* Register a shortcode that creates a product categories dropdown list
*
* Use: [product_categories_dropdown orderby="title" count="0" hierarchical="0"]
*
*/
add_shortcode( 'product_categories_dropdown', 'woo_product_categories_dropdown' );
function woo_product_categories_dropdown( $atts ) {
extract(shortcode_atts(array(
'count' => '0',
'hierarchical' => '0',
'orderby' => ''
), $atts));
ob_start();
$c = $count;
$h = $hierarchical;
$o = ( isset( $orderby ) && $orderby != '' ) ? $orderby : 'order';
// Stuck with this until a fix for http://core.trac.wordpress.org/ticket/13258
woocommerce_product_dropdown_categories( $c, $h, 0, $o );
?>
<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
return ob_get_clean();
}