132 lines
6.5 KiB
PHP
132 lines
6.5 KiB
PHP
<?php
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/**
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* Core: Registers the product type, constants, and utility methods.
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*/
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defined('ABSPATH') || exit;
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class Yoone_Product_Bundles {
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const TYPE = 'yoone_bundle';
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// Post meta keys for configuration
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const META_ALLOWED_PRODUCTS = '_yoone_bundle_allowed_products'; // array<int>
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const META_MIN_QTY = '_yoone_bundle_min_quantity'; // int
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// 是否允许在购物车中编辑混装（移除子项、调整数量等）
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const META_EDIT_IN_CART = '_yoone_bundle_edit_in_cart'; // 'yes' | 'no'
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// Bundle 折扣设置
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const META_DISCOUNT_TYPE = '_yoone_bundle_discount_type'; // 'none' | 'percent' | 'fixed'
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const META_DISCOUNT_AMOUNT = '_yoone_bundle_discount_amount'; // float
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// 选择模式：include（仅包含列表）、exclude（排除列表，其余全部允许）、all（全部 simple 产品）
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const META_SELECT_MODE = '_yoone_bundle_select_mode'; // 'include' | 'exclude' | 'all'
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// 旧版：仅支持分类（product_cat）。
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const META_CATEGORIES = '_yoone_bundle_categories'; // array<int> product_cat term_ids（兼容旧数据）
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// 新版：支持按 taxonomy（product_cat 或 product_tag）进行分组显示
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const META_GROUP_TAXONOMY = '_yoone_bundle_group_taxonomy'; // 'product_cat' | 'product_tag'
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const META_GROUP_TERMS = '_yoone_bundle_group_terms'; // array<int> 选中的术语ID（来自所选taxonomy）
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protected static $instance = null;
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public static function instance() {
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if (null === self::$instance) {
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self::$instance = new self();
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}
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return self::$instance;
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}
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private function __construct() {
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// Add "Mix and Match" to the "Product Type" dropdown in the admin.
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add_filter('product_type_selector', array($this, 'register_product_type_in_selector'));
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// Map the type to our class name, so WooCommerce instantiates the correct product object.
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add_filter('woocommerce_product_class', array($this, 'map_product_class'), 10, 2);
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}
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/**
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* Add "Mix and Match" to the "Product Type" dropdown in the admin.
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*/
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public function register_product_type_in_selector($types) {
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$types[self::TYPE] = __('Product Bundle (Yoone Bundle)', 'yoone-product-bundles');
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return $types;
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}
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/**
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* Map the type to our class name, so WooCommerce instantiates the correct product object.
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*/
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public function map_product_class($classname, $product_type) {
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if ($product_type === self::TYPE) {
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$classname = 'WC_Product_Yoone_Bundle';
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}
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return $classname;
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}
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/**
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* Read and normalize the bundle configuration.
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* @param int|WC_Product $product
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* @return array{allowed_products:int[],min_qty:int,categories:int[]}
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*/
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public static function get_bundle_config($product) {
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$product = is_numeric($product) ? wc_get_product($product) : $product;
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if (! $product) return array('allowed_products' => array(), 'min_qty' => 0, 'group_taxonomy' => 'product_cat', 'group_terms' => array());
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$pid = $product->get_id();
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$allowed = get_post_meta($pid, self::META_ALLOWED_PRODUCTS, true);
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$min = absint(get_post_meta($pid, self::META_MIN_QTY, true));
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$edit_in_cart = get_post_meta($pid, self::META_EDIT_IN_CART, true);
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$edit_in_cart = ($edit_in_cart === 'yes') ? 'yes' : 'no';
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$discount_type = get_post_meta($pid, self::META_DISCOUNT_TYPE, true);
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$discount_type = in_array($discount_type, array('none','percent','fixed'), true) ? $discount_type : 'none';
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$discount_amount = floatval(get_post_meta($pid, self::META_DISCOUNT_AMOUNT, true));
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if ($discount_amount < 0) $discount_amount = 0.0;
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$select_mode = get_post_meta($pid, self::META_SELECT_MODE, true);
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$select_mode = in_array($select_mode, array('include','exclude','all'), true) ? $select_mode : 'include';
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// 读取新的分组设置
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$group_tax = get_post_meta($pid, self::META_GROUP_TAXONOMY, true);
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$group_terms = get_post_meta($pid, self::META_GROUP_TERMS, true);
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$group_tax = in_array($group_tax, array('product_cat','product_tag'), true) ? $group_tax : 'product_cat';
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// Keep only simple products (to avoid issues if variations or other types were selected in the backend)
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$allowed = is_array($allowed) ? array_values(array_map('absint', $allowed)) : array();
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if (! empty($allowed)) {
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$simple_only = array();
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foreach ($allowed as $aid) {
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$p = wc_get_product($aid);
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if ($p && $p->is_type('simple')) {
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$simple_only[] = $aid;
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}
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}
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$allowed = $simple_only;
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}
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// 根据选择模式计算最终 allowed 列表
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if ($select_mode === 'all' || $select_mode === 'exclude') {
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// 获取所有 simple 产品ID（包含任何目录可见性）
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$all_ids = wc_get_products(array(
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'type' => array('simple'),
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'status' => array('publish'),
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'catalog_visibility' => 'any',
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'limit' => -1,
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'return' => 'ids',
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));
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$all_ids = is_array($all_ids) ? array_values(array_map('absint', $all_ids)) : array();
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if ($select_mode === 'all') {
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$allowed = $all_ids; // 全部 simple 产品
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} else {
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// exclude 模式：从全部 simple 产品中排除配置列表
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$allowed = array_values(array_diff($all_ids, $allowed));
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}
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} // include 模式：保持 allowed 原样
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// 兼容旧版：如果未配置新术语，但存在旧的分类设置，则沿用分类
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if (empty($group_terms)) {
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$cats = get_post_meta($pid, self::META_CATEGORIES, true);
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$group_terms = is_array($cats) ? array_values(array_map('absint', $cats)) : array();
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$group_tax = 'product_cat';
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} else {
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$group_terms = is_array($group_terms) ? array_values(array_map('absint', $group_terms)) : array();
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}
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return array(
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'allowed_products' => $allowed,
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'min_qty' => max(0, $min),
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'edit_in_cart' => $edit_in_cart,
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'discount_type' => $discount_type,
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'discount_amount' => $discount_amount,
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'select_mode' => $select_mode,
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'group_taxonomy' => $group_tax,
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'group_terms' => $group_terms,
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);
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}
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} |