parent}&menu_order=ASC&hide_empty=0");
foreach ($siblings as $sibling) {
if( $sibling->term_id == $term_id ) continue;
$next_id = $sibling->term_id; // first sibling term of the hierarchy level
break;
}
// reorder
woocommerce_order_terms( $term, $next_id, $taxonomy );
}
/**
* Delete terms metas on deletion
*/
add_action("delete_product_term", 'woocommerce_delete_term', 5, 3);
function woocommerce_delete_term( $term_id, $tt_id, $taxonomy ) {
$term_id = (int) $term_id;
if(!$term_id) return;
global $wpdb;
$wpdb->query("DELETE FROM {$wpdb->woocommerce_termmeta} WHERE `woocommerce_term_id` = " . $term_id);
}
/**
* Move a term before the a given element of its hierarchy level
*
* @param object $the_term
* @param int $next_id the id of the next slibling element in save hierachy level
* @param int $index
* @param int $terms
*/
function woocommerce_order_terms( $the_term, $next_id, $taxonomy, $index=0, $terms=null ) {
if( ! $terms ) $terms = get_terms($taxonomy, 'menu_order=ASC&hide_empty=0&parent=0');
if( empty( $terms ) ) return $index;
$id = $the_term->term_id;
$term_in_level = false; // flag: is our term to order in this level of terms
foreach ($terms as $term) {
if( $term->term_id == $id ) { // our term to order, we skip
$term_in_level = true;
continue; // our term to order, we skip
}
// the nextid of our term to order, lets move our term here
if(null !== $next_id && $term->term_id == $next_id) {
$index++;
$index = woocommerce_set_term_order($id, $index, $taxonomy, true);
}
// set order
$index++;
$index = woocommerce_set_term_order($term->term_id, $index, $taxonomy);
// if that term has children we walk through them
$children = get_terms($taxonomy, "parent={$term->term_id}&menu_order=ASC&hide_empty=0");
if( !empty($children) ) {
$index = woocommerce_order_terms( $the_term, $next_id, $taxonomy, $index, $children );
}
}
// no nextid meaning our term is in last position
if( $term_in_level && null === $next_id )
$index = woocommerce_set_term_order($id, $index+1, $taxonomy, true);
return $index;
}
/**
* Set the sort order of a term
*
* @param int $term_id
* @param int $index
* @param bool $recursive
*/
function woocommerce_set_term_order($term_id, $index, $taxonomy, $recursive=false) {
global $wpdb;
$term_id = (int) $term_id;
$index = (int) $index;
// Meta name
if (strstr($taxonomy, 'pa_')) :
$meta_name = 'order_' . esc_attr($taxonomy);
else :
$meta_name = 'order';
endif;
update_woocommerce_term_meta( $term_id, $meta_name, $index );
if( ! $recursive ) return $index;
$children = get_terms($taxonomy, "parent=$term_id&menu_order=ASC&hide_empty=0");
foreach ( $children as $term ) {
$index ++;
$index = woocommerce_set_term_order($term->term_id, $index, $taxonomy, true);
}
return $index;
}
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