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76 lines
2.7 KiB
PHP
76 lines
2.7 KiB
PHP
<?php
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// +----------------------------------------------------------------------
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// | CRMEB [ CRMEB赋能开发者，助力企业发展 ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2016~2026 https://www.crmeb.com All rights reserved.
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// +----------------------------------------------------------------------
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// | Licensed CRMEB并不是自由软件，未经许可不能去掉CRMEB相关版权
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// +----------------------------------------------------------------------
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// | Author: CRMEB Team <admin@crmeb.com>
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// +----------------------------------------------------------------------
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namespace app\services\pay;
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use app\services\PlatformDetector;
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/**
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* 支付凭证服务
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*
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* 根据 plugin.json 的 required_credentials（按平台区分）获取支付所需凭证。
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*
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* plugin.json 声明示例（driver 节点内；h5/app/pc 不声明即不需要凭证）：
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* "required_credentials": {
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* "wechat_mini": ["openid"],
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* "wechat_mp": ["openid"]
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* }
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*
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* channel 模块实现示例：
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* // modules/channel/wechat_mini/App.php
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* public static function getOpenid(int $uid): string { ... }
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*
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* 控制器只需调用 getCredentials()，无需判断哪个支付方式在哪个平台需要什么参数。
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*/
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class PayCredentialService
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{
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/**
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* 获取支付所需的凭证
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* @param int $uid 用户ID
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* @param string $channelKey 支付方式标识
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* @return array 凭证数组（如 ['openid' => 'xxx']）
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*/
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public static function getCredentials(int $uid, string $channelKey): array
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{
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$platform = PlatformDetector::detect();
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// 从 plugin.json 读取该支付方式在当前平台声明的所需凭证
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$payServices = app()->make(PayServices::class);
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$channelInfo = $payServices->getChannelInfoByKey($channelKey);
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$required = $channelInfo['required_credentials'][$platform] ?? [];
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if (!$required) {
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return [];
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}
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// 当前平台的 channel App 类（从平台注册表获取，已含渠道启用白名单过滤）
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$platforms = PlatformDetector::getRegisteredPlatforms();
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if (!isset($platforms[$platform])) {
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return [];
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}
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$channelClass = $platforms[$platform]['class'];
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$credentials = [];
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foreach ($required as $cred) {
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// 凭证名 → 方法名：openid → getOpenid
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$method = 'get' . str_replace('_', '', ucfirst($cred));
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if (method_exists($channelClass, $method)) {
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$value = $channelClass::$method($uid);
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if ($value) {
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$credentials[$cred] = $value;
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}
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}
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}
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return $credentials;
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}
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}
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