138 lines
3.2 KiB
PHP
138 lines
3.2 KiB
PHP
<?php
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/**
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* Functions used for taxonomies in admin
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*
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* These functions control admin interface bits like category ordering.
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*
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* @author WooThemes
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* @category Admin
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* @package WooCommerce
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*/
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/**
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* Categories ordering
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*/
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/**
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* Reorder on category insertion
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*
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* @param int $term_id
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*/
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add_action("create_product_cat", 'woocommerce_create_product_cat');
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function woocommerce_create_product_cat ($term_id) {
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$next_id = null;
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$term = get_term($term_id, 'product_cat');
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// gets the sibling terms
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$siblings = get_terms('product_cat', "parent={$term->parent}&menu_order=ASC&hide_empty=0");
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foreach ($siblings as $sibling) {
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if( $sibling->term_id == $term_id ) continue;
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$next_id = $sibling->term_id; // first sibling term of the hierachy level
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break;
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}
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// reorder
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woocommerce_order_categories ( $term, $next_id );
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}
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/**
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* Delete terms metas on deletion
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*
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* @param int $term_id
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*/
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add_action("delete_product_cat", 'woocommerce_delete_product_cat');
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function woocommerce_delete_product_cat($term_id) {
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$term_id = (int) $term_id;
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if(!$term_id) return;
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global $wpdb;
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$wpdb->query("DELETE FROM {$wpdb->woocommerce_termmeta} WHERE `woocommerce_term_id` = " . $term_id);
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}
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/**
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* Move a category before the a given element of its hierarchy level
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*
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* @param object $the_term
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* @param int $next_id the id of the next slibling element in save hierachy level
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* @param int $index
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* @param int $terms
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*/
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function woocommerce_order_categories ( $the_term, $next_id, $index=0, $terms=null ) {
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if( ! $terms ) $terms = get_terms('product_cat', 'menu_order=ASC&hide_empty=0&parent=0');
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if( empty( $terms ) ) return $index;
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$id = $the_term->term_id;
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$term_in_level = false; // flag: is our term to order in this level of terms
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foreach ($terms as $term) {
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if( $term->term_id == $id ) { // our term to order, we skip
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$term_in_level = true;
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continue; // our term to order, we skip
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}
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// the nextid of our term to order, lets move our term here
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if(null !== $next_id && $term->term_id == $next_id) {
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$index++;
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$index = woocommerce_set_category_order($id, $index, true);
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}
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// set order
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$index++;
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$index = woocommerce_set_category_order($term->term_id, $index);
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// if that term has children we walk through them
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$children = get_terms('product_cat', "parent={$term->term_id}&menu_order=ASC&hide_empty=0");
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if( !empty($children) ) {
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$index = woocommerce_order_categories ( $the_term, $next_id, $index, $children );
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}
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}
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// no nextid meaning our term is in last position
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if( $term_in_level && null === $next_id )
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$index = woocommerce_set_category_order($id, $index+1, true);
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return $index;
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}
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/**
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* Set the sort order of a category
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*
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* @param int $term_id
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* @param int $index
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* @param bool $recursive
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*/
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function woocommerce_set_category_order ($term_id, $index, $recursive=false) {
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global $wpdb;
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$term_id = (int) $term_id;
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$index = (int) $index;
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update_metadata('woocommerce_term', $term_id, 'order', $index);
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if( ! $recursive ) return $index;
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$children = get_terms('product_cat', "parent=$term_id&menu_order=ASC&hide_empty=0");
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foreach ( $children as $term ) {
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$index ++;
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$index = woocommerce_set_category_order ($term->term_id, $index, true);
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}
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return $index;
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} |