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338
application/common/server/WeChatPayServer.php
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338
application/common/server/WeChatPayServer.php
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<?php
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// +----------------------------------------------------------------------
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// | likeshop100%开源免费商用商城系统
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// +----------------------------------------------------------------------
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// | 欢迎阅读学习系统程序代码，建议反馈是我们前进的动力
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// | 开源版本可自由商用，可去除界面版权logo
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// | 商业版本务必购买商业授权，以免引起法律纠纷
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// | 禁止对系统程序代码以任何目的，任何形式的再发布
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// | gitee下载：https://gitee.com/likeshop_gitee
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// | github下载：https://github.com/likeshop-github
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// | 访问官网：https://www.likeshop.cn
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// | 访问社区：https://home.likeshop.cn
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// | 访问手册：http://doc.likeshop.cn
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// | 微信公众号：likeshop技术社区
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// | likeshop团队 版权所有 拥有最终解释权
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// +----------------------------------------------------------------------
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// | author: likeshopTeam
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// +----------------------------------------------------------------------
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namespace app\common\server;
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use app\common\logic\PaymentLogic;
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use app\common\logic\PayNotifyLogic;
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use app\common\model\Client_;
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use app\common\model\Pay;
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use EasyWeChat\Factory;
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use EasyWeChat\Payment\Application;
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use Endroid\QrCode\QrCode;
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use http\Client;
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use think\Db;
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use think\Exception;
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class WeChatPayServer
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{
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protected static $error = '未知错误';
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protected static $return_code = 0;
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/**
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* Notes: 错误信息
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* @return string
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* @author 段誉(2021/2/1 11:19)
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*/
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public static function getError()
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{
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return self::$error;
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}
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/**
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* Notes: 返回状态码
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* @return int
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* @author 段誉(2021/2/1 11:19)
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*/
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public static function getReturnCode()
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{
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return self::$return_code;
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}
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/**
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* Notes: 微信统一下单
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* @param $from
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* @param $order
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* @param $order_source
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* @return array|bool|string
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* @throws \EasyWeChat\Kernel\Exceptions\InvalidArgumentException
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* @throws \EasyWeChat\Kernel\Exceptions\InvalidConfigException
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* @throws \GuzzleHttp\Exception\GuzzleException
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* @author 段誉(2021/2/1 11:19)
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*/
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public static function unifiedOrder($from, $order, $order_source)
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{
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try {
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$wechat_config = self::getWeChatConfig($order, $order_source);
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$auth = $wechat_config['auth'];
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$config = $wechat_config['config'];
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$notify_url = $wechat_config['notify_url'];
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//jsapi需要验证openID
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$check_source = [Client_::mnp, Client_::oa];
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if (!$auth && in_array($order_source, $check_source)) {
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throw new Exception('授权信息失效');
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}
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$app = Factory::payment($config);
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$attributes = self::getAttributes($from, $order, $order_source, $auth, $notify_url);
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$result = $app->order->unify($attributes);
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if ($result['return_code'] == 'SUCCESS' && $result['result_code'] == 'SUCCESS') {
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//小程序,公众号
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if (in_array($order_source, [Client_::mnp, Client_::oa])) {
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$data = $app->jssdk->bridgeConfig($result['prepay_id'], false);
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}
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//app客户端
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if (in_array($order_source, [Client_::ios, Client_::android])) {
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$data = $app->jssdk->appConfig($result['prepay_id'], false);
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}
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//pc端
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if ($order_source == Client_::pc) {
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$data = self::getNativeCode($result, $order);
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}
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//h5(非微信环境)
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if ($order_source == Client_::h5) {
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$redirect_url = request()->domain().'/mobile/pages/user_order/user_order';
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$redirect_url = urlencode($redirect_url);
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$data = $result['mweb_url'].'&redirect_url='.$redirect_url;
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}
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return $data;
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} else {
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if (isset($result['return_code']) && $result['return_code'] == 'FAIL') {
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throw new Exception($result['return_msg']);
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}
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if (isset($result['err_code_des'])) {
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throw new Exception($result['err_code_des']);
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}
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throw new Exception('未知原因');
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}
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} catch (Exception $e) {
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self::$error = '支付失败:' . $e->getMessage();
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return false;
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}
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}
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/**
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* Notes: NATIVE 支付二维码
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* @param $result
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* @param $order
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* @author 段誉(2021/3/17 14:41)
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* @return string
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* @throws \Endroid\QrCode\Exception\InvalidWriterException
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*/
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public static function getNativeCode($result, $order)
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{
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$save_dir = 'uploads/pay_code/';
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$qr_src = md5($order['order_sn'].mt_rand(10000, 99999)) . '.png';
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$code_url = ROOT_PATH.'/'.$save_dir . $qr_src;
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$qrCode = new QrCode();
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$qrCode->setText($result['code_url']);
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$qrCode->setSize(200);
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$qrCode->setWriterByName('png');
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!file_exists($save_dir) && mkdir($save_dir, 777, true);
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$qrCode->writeFile($code_url);
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//生成base64临时图片
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if ($fp = fopen($code_url, "rb", 0)) {
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$gambar = fread($fp, filesize($code_url));
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fclose($fp);
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$base64 = chunk_split(base64_encode($gambar));
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$base64 = 'data:image/png;base64,' . $base64;
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}
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//删除文件
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if (strstr($code_url, $save_dir)) {
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unlink($code_url);
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}
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return $base64;
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}
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/**
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* Notes: 支付参数
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* @param $from
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* @param $order
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* @param $order_source
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* @param $auth
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* @param $notify_url
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* @author 段誉(2021/2/24 10:15)
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* @return array
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*/
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public static function getAttributes($from, $order, $order_source, $auth, $notify_url)
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{
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switch ($from) {
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case 'order':
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$attributes = [
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'trade_type' => 'JSAPI',
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'body' => '商品',
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// 'out_trade_no' => $order['order_sn'],
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'total_fee' => $order['order_amount'] * 100, // 单位：分
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'notify_url' => $notify_url,
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'openid' => $auth['openid'],
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'attach' => 'order'
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];
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break;
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case 'recharge':
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$attributes = [
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'trade_type' => 'JSAPI',
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'body' => '充值',
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// 'out_trade_no' => $order['order_sn'],
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'total_fee' => $order['order_amount'] * 100, // 单位：分
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'notify_url' => $notify_url,
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'openid' => $auth['openid'],
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'attach' => 'recharge'
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];
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break;
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}
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//app支付类型
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if ($order_source == Client_::android || $order_source == Client_::ios) {
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$attributes['trade_type'] = 'APP';
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}
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//NATIVE模式设置
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if ($order_source == Client_::pc) {
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$attributes['trade_type'] = 'NATIVE';
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$attributes['product_id'] = $order['order_sn'];
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}
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//h5支付类型
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if ($order_source == Client_::h5) {
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$attributes['trade_type'] = 'MWEB';
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}
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//在白名单内,一分钱
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if (PaymentLogic::isPayWhiteList($order['user_id'])) {
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$attributes['total_fee'] = 1;
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}
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//修改微信统一下单,订单编号 -> 支付回调时截取前面的单号 18个
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//修改原因:回调时使用了不同的回调地址,导致跨客户端支付时(例如小程序,公众号)可能出现201,商户订单号重复错误
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$attributes['out_trade_no'] = $order['order_sn'].$attributes['trade_type'].$order_source;
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return $attributes;
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}
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/**
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* Notes: 获取微信配置
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* @param $order
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* @param $order_source
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* @return array
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* @throws \think\db\exception\DataNotFoundException
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* @throws \think\db\exception\ModelNotFoundException
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* @throws \think\exception\DbException
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* @author 段誉(2021/2/1 11:20)
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*/
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public static function getWeChatConfig($order, $order_source)
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{
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$pay_config = WeChatServer::getPayConfigBySource($order_source);
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$where[] = ['user_id', '=', $order['user_id']];
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$where[] = ['client', '=', $order_source];
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$auth = Db::name('user_auth')->where($where)->find();
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$data = [
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'auth' => $auth,
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'config' => $pay_config['config'],
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'notify_url' => $pay_config['notify_url'],
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'order_source' => $order_source,
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];
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return $data;
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}
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/**
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* Notes: 支付回调
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* @param $config
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* @author 段誉(2021/2/24 10:02)
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* @throws \EasyWeChat\Kernel\Exceptions\Exception
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*/
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public static function notify($config)
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{
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$app = new Application($config);
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$response = $app->handlePaidNotify(function ($message, $fail) {
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if ($message['return_code'] !== 'SUCCESS') {
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return $fail('通信失败');
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}
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// 用户是否支付成功
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if ($message['result_code'] === 'SUCCESS') {
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$extra['transaction_id'] = $message['transaction_id'];
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$attach = $message['attach'];
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$message['out_trade_no'] = mb_substr($message['out_trade_no'], 0, 18);
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switch ($attach) {
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case 'order':
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$order = Db::name('order')->where(['order_sn' => $message['out_trade_no']])->find();
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if (!$order || $order['pay_status'] >= Pay::ISPAID) {
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return true;
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}
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PayNotifyLogic::handle('order', $message['out_trade_no'], $extra);
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break;
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case 'recharge':
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$order = Db::name('recharge_order')->where(['order_sn' => $message['out_trade_no']])->find();
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if (!$order || $order['pay_status'] >= Pay::ISPAID) {
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return true;
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}
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PayNotifyLogic::handle('recharge', $message['out_trade_no'], $extra);
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break;
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}
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} elseif ($message['result_code'] === 'FAIL') {
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// 用户支付失败
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}
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return true; // 返回处理完成
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});
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$response->send();
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}
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/**
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* Notes: 退款
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* @param $config
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* @param $data //微信订单号、商户退款单号、订单金额、退款金额、其他参数
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* @return array|bool|\EasyWeChat\Kernel\Support\Collection|object|\Psr\Http\Message\ResponseInterface|string
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* @throws \EasyWeChat\Kernel\Exceptions\InvalidConfigException
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* @author 段誉(2021/2/1 11:19)
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*/
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public static function refund($config, $data)
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{
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if (!empty($data["transaction_id"])) {
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$app = Factory::payment($config);
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$result = $app->refund->byTransactionId(
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$data['transaction_id'],
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$data['refund_sn'],
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$data['total_fee'],
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$data['refund_fee']
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);
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return $result;
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} else {
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return false;
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}
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}
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}
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