支付宝支付
环境：.NetCore、AlipaySDKNet.Standard
//支付宝支付
"AliPay": {
"AliAppId": "",
"GateWay": "https://openapi-sandbox.dl.alipaydev.com/gateway.do",
//私钥
"RSAPrivateKey": "",
//支付公钥
"AliPayRSAPublicKey": "",
//异步通知地址，用于接收支付宝推送给商户的支付/退款成功的消息，仅支持http/https，公网可访问
"NotifyUrl": "/api/order/main/ali-pay-notify",
//支付成功后点击完成会自动跳转回商家页面地址，仅支持http/https，公网可访问
"ReturnUrl": "/#/paymentSuccess"
},
1 /// <summary>
2 /// 支付
3 /// </summary>
4 /// <returns></returns>
5 [AllowAnonymous]
6 [HttpPost]
7 [Route("pay")]
8 public async Task<string> PayOrderAsync(CreateOrderDto input)
9 {
10 //订单是否超时、是否超出报名人数验证
11 bool overtime = await _orderAppService.CheckOrderOvertime(input.OrderNo, input.ProductId);
12
13 var config = _aliPayConfigOptions.Value;
14 var client = new DefaultAopClient(config);
15
16 AlipayTradeWapPayRequest request = new AlipayTradeWapPayRequest();
17 var domain = _configuration.GetSection("Domain").Value;
18 request.SetNotifyUrl(domain + _configuration.GetSection("AliPay:NotifyUrl").Value);
19 request.SetReturnUrl(domain + _configuration.GetSection("AliPay:ReturnUrl").Value);
20
21 AlipayTradeWapPayModel model = new AlipayTradeWapPayModel();
22 model.OutTradeNo = input.OrderNo;
23 model.TotalAmount = input.PayAmount.ToString();
24 model.Subject = input.ProductName;
25 request.SetBizModel(model);
26 _logger.LogInformation("支付宝支付请求参数：" + JsonConvert.SerializeObject(request));
27 AlipayTradeWapPayResponse response = client.pageExecute(request);
28 _logger.LogInformation("支付宝支付返回参数：" + JsonConvert.SerializeObject(response));
29 return response.Body;
30 }
31
32 [AllowAnonymous]
33 [ApiExplorerSettings(IgnoreApi = true)]
34 [HttpPost]
35 [Route("ali-pay-notify")]
36 public async Task<IActionResult> AliPayNotify()
37 {
38 _logger.LogInformation("----------支付完成开始回调----------");
39 // 获取待签名字符串
40 var parameters = GetSignContent();
41 string alipayPublicKey = _configuration.GetSection("AliPay:AliPayRSAPublicKey").Value;
42 bool is_sign = AlipaySignature.RSACheckV1(parameters, alipayPublicKey, "utf-8", "RSA2", false);
43
44 if (is_sign)
45 {
46 string trade_status = Request.Form["trade_status"];
47 if (trade_status == "TRADE_FINISHED" || trade_status == "TRADE_SUCCESS")
48 {
49 #region 回调
50 var response = new OrderPaymentResponseDto()
51 {
52 out_trade_no = parameters["out_trade_no"],
53 trade_no = parameters["trade_no"],
54 gmt_create = parameters["gmt_create"] == null ? null : DateTime.Parse(parameters["gmt_create"]),
55 gmt_payment = parameters["gmt_payment"] == null ? null : DateTime.Parse(parameters["gmt_payment"]),
56 notify_time = DateTime.Parse(parameters["notify_time"]),
57 notify_id = parameters["notify_id"],
58 notify_type = parameters["notify_type"],
59 app_id = parameters["app_id"],
60 seller_id = parameters["seller_id"],
61 //buyer_id = parameters["buyer_id"],
62 receipt_amount = parameters["receipt_amount"] == null ? null : decimal.Parse(parameters["receipt_amount"]),
63 trade_status = trade_status
64 };
65
66 _logger.LogInformation($"支付完成回调：{JsonConvert.SerializeObject(response)}");
67 //更新订单状态
68 await _orderAppService.UpdateOrderAsync(response);
69 #endregion
70 }
71
72 return Content("success");
73 }
74 else
75 {
76 //验签失败
77 _logger.LogInformation("验签失败：" + JsonConvert.SerializeObject(parameters));
78 return Content("fail");
79 }
80 }
81
82 /// <summary>
83 /// 待签名字符串
84 /// </summary>
85 /// <returns></returns>
86 private Dictionary<string, string> GetSignContent()
87 {
88 // 获取支付宝异步通知返回参数
89 IEnumerable<string> parameterKeys = HttpContext.Request.Form.Keys;
90 _logger.LogInformation("异步通知返回参数：" + JsonConvert.SerializeObject(parameterKeys));
91 Dictionary<string, string> parameters = new Dictionary<string, string>();
92 foreach (string key in parameterKeys)
93 {
94 parameters.Add(key, HttpContext.Request.Form[key]);
95 }
96
97 _logger.LogInformation("异步通知返回Key+Value：" + JsonConvert.SerializeObject(parameters));
98 return parameters;
99 }
