taxonomy order

function update_menu_order()
	{
		global $wpdb;

		parse_str($_POST['order'], $data);
		if ( is_array($data) ) {

			// ページに含まれる記事のIDをすべて取得
			$id_post = array();
			$id_tag = array();
			foreach( $data as $key => $values ) {
				if($key == 'tag'){
					foreach( $values as $position => $id ) {
						$id_tag[] = $id;
					}
				}else{
					foreach( $values as $position => $id ) {
						$id_post[] = $id;
					}
				}
			}

			// ページに含まれる記事の menu_order をすべて取得
			if(!empty($id_post)){
				$menu_order_arr = array();
				foreach( $id_post as $key => $id ) {
					$results = $wpdb->get_results( "SELECT menu_order FROM $wpdb->posts WHERE ID = ".$id );
					foreach( $results as $result ) {
						$menu_order_arr[] = $result->menu_order;
					}
				}
				// menu_order 配列をソート（キーと値の相関関係は維持しない）
				sort($menu_order_arr);

				foreach( $data as $key => $values ) {
					foreach( $values as $position => $id ) {
						$wpdb->update( $wpdb->posts, array( 'menu_order' => $menu_order_arr[$position] ), array( 'ID' => $id ) );
					}
				}
			}else{
				$menu_order_arr = array();
				foreach( $id_tag as $key => $id ) {
					$results = $wpdb->get_results( "SELECT term_order FROM $wpdb->terms WHERE term_id = ".$id );
					foreach( $results as $result ) {
						$menu_order_arr[] = $result->term_order;
					}
				}
				// menu_order 配列をソート（キーと値の相関関係は維持しない）
				sort($menu_order_arr);

				foreach( $data as $key => $values ) {
					foreach( $values as $position => $id ) {
						$wpdb->update( $wpdb->terms, array( 'term_order' => $menu_order_arr[$position] ), array( 'term_id' => $id ) );
					}
				}
			}
		}
	}

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https://ww.wp.xz.cn/plugins/intuitive-custom-post-order/