parent === $b->parent ) return 0; return ( $a->parent < $b->parent ) ? 1 : -1; } /** * WooCommerce Dropdown categories * * Stuck with this until a fix for http://core.trac.wordpress.org/ticket/13258 * We use a custom walker, just like WordPress does * * @param int $show_counts (default: 1) * @param int $hierarchical (default: 1) * @param int $show_uncategorized (default: 1) * @return string */ function wc_product_dropdown_categories( $args = array(), $deprecated_hierarchical = 1, $deprecated_show_uncategorized = 1, $deprecated_orderby = '' ) { global $wp_query, $woocommerce; if ( ! is_array( $args ) ) { _deprecated_argument( 'wc_product_dropdown_categories()', '2.1', 'show_counts, hierarchical, show_uncategorized and orderby arguments are invalid - pass a single array of values instead.' ); $args['show_counts'] = $args; $args['hierarchical'] = $deprecated_hierarchical; $args['show_uncategorized'] = $deprecated_show_uncategorized; $args['orderby'] = $deprecated_orderby; } $defaults = array( 'pad_counts' => 1, 'show_counts' => 1, 'hierarchical' => 1, 'hide_empty' => 1, 'show_uncategorized' => 1, 'orderby' => 'name', 'selected' => isset( $wp_query->query['product_cat'] ) ? $wp_query->query['product_cat'] : '', 'menu_order' => false ); $args = wp_parse_args( $args, $defaults ); if ( $args['orderby'] == 'order' ) $r['menu_order'] = 'asc'; $terms = get_terms( 'product_cat', $args ); if ( ! $terms ) return; $output = ""; $output .= '' . __( 'Select a category', 'woocommerce' ) . ''; $output .= wc_walk_category_dropdown_tree( $terms, 0, $args ); if ( $args['show_uncategorized'] ) $output .= '' . __( 'Uncategorized', 'woocommerce' ) . ''; $output .=""; echo $output; } /** * Walk the Product Categories. * * @return void */ function wc_walk_category_dropdown_tree() { global $woocommerce; if ( ! class_exists( 'WC_Product_Cat_Dropdown_Walker' ) ) include_once( WC()->plugin_path() . '/includes/walkers/class-product-cat-dropdown-walker.php' ); $args = func_get_args(); // the user's options are the third parameter if ( empty( $args[2]['walker']) || !is_a($args[2]['walker'], 'Walker' ) ) $walker = new WC_Product_Cat_Dropdown_Walker; else $walker = $args[2]['walker']; return call_user_func_array(array( &$walker, 'walk' ), $args ); } /** * WooCommerce Term/Order item Meta API - set table name * * @return void */ function wc_taxonomy_metadata_wpdbfix() { global $wpdb; $termmeta_name = 'woocommerce_termmeta'; $itemmeta_name = 'woocommerce_order_itemmeta'; $wpdb->woocommerce_termmeta = $wpdb->prefix . $termmeta_name; $wpdb->order_itemmeta = $wpdb->prefix . $itemmeta_name; $wpdb->tables[] = 'woocommerce_termmeta'; $wpdb->tables[] = 'woocommerce_order_itemmeta'; } add_action( 'init', 'wc_taxonomy_metadata_wpdbfix', 0 ); add_action( 'switch_blog', 'wc_taxonomy_metadata_wpdbfix', 0 ); /** * WooCommerce Term Meta API - Update term meta * * @param mixed $term_id * @param mixed $meta_key * @param mixed $meta_value * @param string $prev_value (default: '') * @return bool */ function update_woocommerce_term_meta( $term_id, $meta_key, $meta_value, $prev_value = '' ) { return update_metadata( 'woocommerce_term', $term_id, $meta_key, $meta_value, $prev_value ); } /** * WooCommerce Term Meta API - Add term meta * * @param mixed $term_id * @param mixed $meta_key * @param mixed $meta_value * @param bool $unique (default: false) * @return bool */ function add_woocommerce_term_meta( $term_id, $meta_key, $meta_value, $unique = false ){ return add_metadata( 'woocommerce_term', $term_id, $meta_key, $meta_value, $unique ); } /** * WooCommerce Term Meta API - Delete term meta * * @param mixed $term_id * @param mixed $meta_key * @param string $meta_value (default: '') * @param bool $delete_all (default: false) * @return bool */ function delete_woocommerce_term_meta( $term_id, $meta_key, $meta_value = '', $delete_all = false ) { return delete_metadata( 'woocommerce_term', $term_id, $meta_key, $meta_value, $delete_all ); } /** * WooCommerce Term Meta API - Get term meta * * @param mixed $term_id * @param mixed $key * @param bool $single (default: true) * @return mixed */ function get_woocommerce_term_meta( $term_id, $key, $single = true ) { return get_metadata( 'woocommerce_term', $term_id, $key, $single ); } /** * Move a term before the a given element of its hierarchy level * * @param int $the_term * @param int $next_id the id of the next sibling element in save hierarchy level * @param string $taxonomy * @param int $index (default: 0) * @param mixed $terms (default: null) * @return int */ function wc_reorder_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++; $index = wc_set_term_order($id, $index, $taxonomy, true); } // set order $index++; $index = wc_set_term_order($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 = wc_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 ) $index = wc_set_term_order($id, $index+1, $taxonomy, true); return $index; } /** * Set the sort order of a term * * @param int $term_id * @param int $index * @param string $taxonomy * @param bool $recursive (default: false) * @return int */ function wc_set_term_order( $term_id, $index, $taxonomy, $recursive = false ) { $term_id = (int) $term_id; $index = (int) $index; // Meta name if ( taxonomy_is_product_attribute( $taxonomy ) ) $meta_name = 'order_' . esc_attr( $taxonomy ); else $meta_name = 'order'; 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 ++; $index = wc_set_term_order($term->term_id, $index, $taxonomy, true); } clean_term_cache( $term_id, $taxonomy ); return $index; } /** * Add term ordering to get_terms * * It enables the support a 'menu_order' parameter to get_terms for the product_cat taxonomy. * By default it is 'ASC'. It accepts 'DESC' too * * To disable it, set it ot false (or 0) * * @param array $clauses * @param array $taxonomies * @param array $args * @return array */ function wc_terms_clauses( $clauses, $taxonomies, $args ) { global $wpdb, $woocommerce; // No sorting when menu_order is false if ( isset($args['menu_order']) && $args['menu_order'] == false ) return $clauses; // No sorting when orderby is non default if ( isset($args['orderby']) && $args['orderby'] != 'name' ) return $clauses; // No sorting in admin when sorting by a column if ( is_admin() && isset($_GET['orderby']) ) return $clauses; // wordpress should give us the taxonomies asked when calling the get_terms function. Only apply to categories and pa_ attributes $found = false; foreach ( (array) $taxonomies as $taxonomy ) { if ( taxonomy_is_product_attribute( $taxonomy ) || in_array( $taxonomy, apply_filters( 'woocommerce_sortable_taxonomies', array( 'product_cat' ) ) ) ) { $found = true; break; } } if (!$found) return $clauses; // Meta name if ( ! empty( $taxonomies[0] ) && taxonomy_is_product_attribute( $taxonomies[0] ) ) { $meta_name = 'order_' . esc_attr( $taxonomies[0] ); } else { $meta_name = 'order'; } // query fields if ( strpos('COUNT(*)', $clauses['fields']) === false ) $clauses['fields'] .= ', tm.* '; //query join $clauses['join'] .= " LEFT JOIN {$wpdb->woocommerce_termmeta} AS tm ON (t.term_id = tm.woocommerce_term_id AND tm.meta_key = '". $meta_name ."') "; // default to ASC if ( ! isset($args['menu_order']) || ! in_array( strtoupper($args['menu_order']), array('ASC', 'DESC')) ) $args['menu_order'] = 'ASC'; $order = "ORDER BY tm.meta_value+0 " . $args['menu_order']; if ( $clauses['orderby'] ): $clauses['orderby'] = str_replace('ORDER BY', $order . ',', $clauses['orderby'] ); else: $clauses['orderby'] = $order; endif; return $clauses; } add_filter( 'terms_clauses', 'wc_terms_clauses', 10, 3 ); /** * Function for recounting product terms, ignoring hidden products. * @param array $terms * @param string $taxonomy * @param boolean $callback * @param boolean $terms_are_term_taxonomy_ids * @return void */ function _wc_term_recount( $terms, $taxonomy, $callback = true, $terms_are_term_taxonomy_ids = true ) { global $wpdb; // Standard callback if ( $callback ) _update_post_term_count( $terms, $taxonomy ); // Stock query if ( get_option( 'woocommerce_hide_out_of_stock_items' ) == 'yes' ) { $stock_join = "LEFT JOIN {$wpdb->postmeta} AS meta_stock ON posts.ID = meta_stock.post_id"; $stock_query = " AND meta_stock.meta_key = '_stock_status' AND meta_stock.meta_value = 'instock' "; } else { $stock_query = $stock_join = ''; } // Main query $count_query = " SELECT COUNT( DISTINCT posts.ID ) FROM {$wpdb->posts} as posts LEFT JOIN {$wpdb->postmeta} AS meta_visibility ON posts.ID = meta_visibility.post_id LEFT JOIN {$wpdb->term_relationships} AS rel ON posts.ID = rel.object_ID $stock_join WHERE post_status = 'publish' AND post_type = 'product' AND meta_visibility.meta_key = '_visibility' AND meta_visibility.meta_value IN ( 'visible', 'catalog' ) $stock_query "; // Pre-process term taxonomy ids if ( ! $terms_are_term_taxonomy_ids ) $terms = (array) array_keys( $terms ); $terms = array_filter( (array) $terms ); // Ancestors need counting if ( is_taxonomy_hierarchical( $taxonomy->name ) && $terms ) { foreach ( $terms as $term_id ) { $terms = array_merge( $terms, get_ancestors( $term_id, $taxonomy->name ) ); } } // Unique terms $terms = array_unique( $terms ); // Count the terms if ( $terms ) { foreach ( $terms as $term_id ) { $terms_to_count = array( absint( $term_id ) ); if ( is_taxonomy_hierarchical( $taxonomy->name ) ) { // We need to get the $term's hierarchy so we can count its children too if ( ( $children = get_term_children( $term_id, $taxonomy->name ) ) && ! is_wp_error( $children ) ) $terms_to_count = array_unique( array_map( 'absint', array_merge( $terms_to_count, $children ) ) ); } // Generate term query $term_query = 'AND term_taxonomy_id IN ( ' . implode( ',', $terms_to_count ) . ' )'; // Get the count $count = $wpdb->get_var( $count_query . $term_query ); // Update the count update_woocommerce_term_meta( $term_id, 'product_count_' . $taxonomy->name, absint( $count ) ); } } } /** * Recount terms after the stock amount changes * @param int $product_id * @return void */ function wc_recount_after_stock_change( $product_id ) { if ( get_option( 'woocommerce_hide_out_of_stock_items' ) != 'yes' ) return; $product_terms = get_the_terms( $product_id, 'product_cat' ); if ( $product_terms ) { foreach ( $product_terms as $term ) $product_cats[ $term->term_id ] = $term->parent; _wc_term_recount( $product_cats, get_taxonomy( 'product_cat' ), false, false ); } $product_terms = get_the_terms( $product_id, 'product_tag' ); if ( $product_terms ) { foreach ( $product_terms as $term ) $product_tags[ $term->term_id ] = $term->parent; _wc_term_recount( $product_tags, get_taxonomy( 'product_tag' ), false, false ); } } add_action( 'woocommerce_product_set_stock_status', 'wc_recount_after_stock_change' ); /** * Overrides the original term count for product categories and tags with the product count * that takes catalog visibility into account. * * @param array $terms * @param mixed $taxonomies * @param mixed $args * @return array */ function wc_change_term_counts( $terms, $taxonomies, $args ) { if ( is_admin() || is_ajax() ) return $terms; if ( ! isset( $taxonomies[0] ) || ! in_array( $taxonomies[0], apply_filters( 'woocommerce_change_term_counts', array( 'product_cat', 'product_tag' ) ) ) ) return $terms; $term_counts = $o_term_counts = get_transient( 'wc_term_counts' ); foreach ( $terms as &$term ) { // If the original term count is zero, there's no way the product count could be higher. if ( empty( $term->count ) ) continue; $term_counts[ $term->term_id ] = isset( $term_counts[ $term->term_id ] ) ? $term_counts[ $term->term_id ] : get_woocommerce_term_meta( $term->term_id, 'product_count_' . $taxonomies[0] , true ); if ( $term_counts[ $term->term_id ] != '' ) $term->count = $term_counts[ $term->term_id ]; } // Update transient if ( $term_counts != $o_term_counts ) set_transient( 'wc_term_counts', $term_counts ); return $terms; } add_filter( 'get_terms', 'wc_change_term_counts', 10, 3 );