public async Task <T> ExecuteAsync <T>(IAlipayRequest <T> request, string accessToken, string appAuthToken) where T : AlipayResponse
{
var multiMediaDownloadRequest = ((AlipayMobilePublicMultiMediaDownloadRequest)request);
// 添加协议级请求参数
var txtParams = new AlipayDictionary(request.GetParameters())
{
{ METHOD, request.GetApiName() },
{ VERSION, Options.Version },
{ APP_ID, Options.AppId },
{ FORMAT, Options.Format },
{ TIMESTAMP, DateTime.Now },
{ ACCESS_TOKEN, accessToken },
{ SIGN_TYPE, Options.SignType },
{ TERMINAL_TYPE, request.GetTerminalType() },
{ TERMINAL_INFO, request.GetTerminalInfo() },
{ PROD_CODE, request.GetProdCode() }
};
if (!string.IsNullOrEmpty(appAuthToken))
{
txtParams.Add(APP_AUTH_TOKEN, appAuthToken);
}
// 添加签名参数
txtParams.Add(SIGN, AlipaySignature.RSASign(txtParams, RSAPrivateParameters, Options.SignType));
var outStream = multiMediaDownloadRequest.Stream;
var rsp = await DoGetAsync(txtParams, outStream);
return((T)rsp);
}
public Task <T> SdkExecuteAsync <T>(IAlipayRequest <T> request) where T : AlipayResponse
{
// 构造请求参数
var requestParams = BuildRequestParams(request, null, null);
// 字典排序
var sortedParams = new SortedDictionary <string, string>(requestParams);
var sortedAlipayDic = new AlipayDictionary(sortedParams);
// 参数签名
var signContent = AlipaySignature.GetSignContent(sortedAlipayDic);
var signResult = AlipaySignature.RSASignContent(signContent, PrivateRSAParameters, Options.SignType);
// 添加签名结果参数
sortedAlipayDic.Add(SIGN, signResult);
// 参数拼接
var signedResult = HttpClientEx.BuildQuery(sortedAlipayDic);
// 构造结果
var rsp = Activator.CreateInstance <T>();
rsp.Body = signedResult;
return(Task.FromResult(rsp));
}
public Task <T> SdkExecuteAsync <T>(IAlipayRequest <T> request, string optionsName) where T : AlipayResponse
{
var options = string.IsNullOrEmpty(optionsName) ? _optionsSnapshotAccessor.Value : _optionsSnapshotAccessor.Get(optionsName);
// 构造请求参数
var requestParams = BuildRequestParams(request, null, null, options);
// 字典排序
var sortedParams = new SortedDictionary <string, string>(requestParams);
var sortedAlipayDic = new AlipayDictionary(sortedParams);
// 参数签名
var signContent = AlipaySignature.GetSignContent(sortedAlipayDic);
var signResult = AlipaySignature.RSASignContent(signContent, options.PrivateRSAParameters, options.SignType);
// 添加签名结果参数
sortedAlipayDic.Add(SIGN, signResult);
// 参数拼接
var signedResult = AlipayUtility.BuildQuery(sortedAlipayDic);
// 构造结果
var rsp = Activator.CreateInstance <T>();
rsp.Body = signedResult;
return(Task.FromResult(rsp));
}
public AlipayPurchaseService(IAlipayRequest alipayRequest, IPurchaseService purchaseService, IRepository <UserPayOrderInfo, string> uerPayOrderInfoRepository, IPurchaseServiceRepository purchaseServiceRepository)
{
_alipayRequest = alipayRequest;
_purchaseService = purchaseService;
_uerPayOrderInfoRepository = uerPayOrderInfoRepository;
_purchaseServiceRepository = purchaseServiceRepository;
}
private void CheckResponseSign <T>(IAlipayRequest <T> request, string responseBody, bool isError, IAlipayParser <T> parser, AlipayOptions options) where T : AlipayResponse
{
var signItem = parser.GetSignItem(request, responseBody);
if (signItem == null)
{
throw new AlipayException("sign check fail: Body is Empty!");
}
if (!isError || isError && !string.IsNullOrEmpty(signItem.Sign))
{
var rsaCheckContent = AlipaySignature.RSACheckContent(signItem.SignSourceDate, signItem.Sign, options.AlipayPublicKey, options.SignType);
if (!rsaCheckContent)
{
if (!string.IsNullOrEmpty(signItem.SignSourceDate) && signItem.SignSourceDate.Contains("\\/"))
{
var srouceData = signItem.SignSourceDate.Replace("\\/", "/");
var jsonCheck = AlipaySignature.RSACheckContent(srouceData, signItem.Sign, options.AlipayPublicKey, options.SignType);
if (!jsonCheck)
{
throw new AlipayException("sign check fail: check Sign and Data Fail JSON also");
}
}
else
{
throw new AlipayException("sign check fail: check Sign and Data Fail!");
}
}
}
}
private ResponseParseItem ParseRespItem <T>(IAlipayRequest <T> request, string respBody, IAlipayParser <T> parser, string encryptKey, string encryptType) where T : AlipayResponse
{
try
{
logger?.LogDebug($"{DateTime.Now} 支付宝ParseRespItem");
string realContent = null;
if (request.GetNeedEncrypt())
{
realContent = parser.EncryptSourceData(request, respBody, encryptType, encryptKey);
}
else
{
realContent = respBody;
}
var item = new ResponseParseItem()
{
realContent = realContent,
respContent = respBody
};
return(item);
}
catch (Exception ex)
{
logger?.LogError($"{DateTime.Now} 支付宝ParseRespItem报错", ex.Message);
return(null);
}
}
private AlipayDictionary BuildRequestParams <T>(IAlipayRequest <T> request, string accessToken, string appAuthToken) where T : AlipayResponse
{
try
{
logger?.LogDebug($"{DateTime.Now} 支付宝BuildRequestParams");
// 默认参数
var result = new AlipayDictionary(request.GetParameters())
{
// 序列化BizModel
{ BIZ_CONTENT, Serialize(request.GetBizModel()) },
// 添加协议级请求参数，为空的参数后面会自动过滤，这里不做处理。
{ METHOD, request.GetApiName() },
{ VERSION, string.IsNullOrEmpty(request.GetApiVersion()) ? Options.Version : request.GetApiVersion() },
{ APP_ID, Options.AppId },
{ FORMAT, Options.Format },
{ TIMESTAMP, DateTime.Now },
{ ACCESS_TOKEN, accessToken },
{ SIGN_TYPE, Options.SignType },
{ TERMINAL_TYPE, request.GetTerminalType() },
{ TERMINAL_INFO, request.GetTerminalInfo() },
{ PROD_CODE, request.GetProdCode() },
{ NOTIFY_URL, request.GetNotifyUrl() },
{ CHARSET, Options.Charset },
{ RETURN_URL, request.GetReturnUrl() },
{ APP_AUTH_TOKEN, appAuthToken }
};
if (request.GetNeedEncrypt())
{
if (string.IsNullOrEmpty(result[BIZ_CONTENT]))
{
throw new Exception("api request Fail ! The reason: encrypt request is not supported!");
}
if (string.IsNullOrEmpty(Options.EncyptKey) || string.IsNullOrEmpty(Options.EncyptType))
{
throw new Exception("encryptType or encryptKey must not null!");
}
if (!"AES".Equals(Options.EncyptType))
{
throw new Exception("api only support Aes!");
}
var encryptContent = AES.Encrypt(result[BIZ_CONTENT], Options.EncyptKey, AlipaySignature.AES_IV, AESCipherMode.CBC, AESPaddingMode.PKCS7);
result.Remove(BIZ_CONTENT);
result.Add(BIZ_CONTENT, encryptContent);
result.Add(ENCRYPT_TYPE, Options.EncyptType);
}
return(result);
}
catch (Exception ex)
{
logger?.LogError($"{DateTime.Now} 支付宝BuildRequestParams报错", ex.Message);
return(null);
}
}
public string EncryptSourceData(IAlipayRequest <T> request, string body, string encryptType, string encryptKey)
{
if (!"AES".Equals(encryptType))
{
throw new AlipayException("API only support AES!");
}
var item = ParseEncryptData(request, body);
var bodyStartContent = body[0..item.StartIndex];
public string EncryptSourceData(IAlipayRequest <T> request, string body, string encryptType, string encryptKey)
{
var item = ParseEncryptData(request, body);
var bodyIndexContent = body.Substring(0, item.startIndex);
var bodyEndContent = body.Substring(item.endIndex);
var encryptContent = AES.Decrypt(item.encryptContent, encryptKey, AlipaySignature.AES_IV, AESCipherMode.CBC, AESPaddingMode.PKCS7);
return(bodyIndexContent + encryptContent + bodyEndContent);
}
public string EncryptSourceData(IAlipayRequest <T> request, string body, string encryptType, string encryptKey)
{
if (!"AES".Equals(encryptType))
{
throw new AlipayException("API only support AES!");
}
var item = ParseEncryptData(request, body);
var bodyIndexContent = body.Substring(0, item.startIndex);
var bodyEndexContent = body[item.endIndex..];
private AlipayDictionary BuildRequestParams <T>(IAlipayRequest <T> request, string accessToken, string appAuthToken, AlipayOptions options) where T : AlipayResponse
{
var apiVersion = string.IsNullOrEmpty(request.GetApiVersion()) ? options.Version : request.GetApiVersion();
// 添加协议级请求参数
var result = new AlipayDictionary(request.GetParameters())
{
{ AlipayConstants.METHOD, request.GetApiName() },
{ AlipayConstants.VERSION, apiVersion },
{ AlipayConstants.APP_ID, options.AppId },
{ AlipayConstants.FORMAT, options.Format },
{ AlipayConstants.TIMESTAMP, DateTime.Now },
{ AlipayConstants.ACCESS_TOKEN, accessToken },
{ AlipayConstants.SIGN_TYPE, options.SignType },
{ AlipayConstants.TERMINAL_TYPE, request.GetTerminalType() },
{ AlipayConstants.TERMINAL_INFO, request.GetTerminalInfo() },
{ AlipayConstants.PROD_CODE, request.GetProdCode() },
{ AlipayConstants.NOTIFY_URL, request.GetNotifyUrl() },
{ AlipayConstants.CHARSET, options.Charset },
{ AlipayConstants.RETURN_URL, request.GetReturnUrl() },
{ AlipayConstants.APP_AUTH_TOKEN, appAuthToken },
{ AlipayConstants.ALIPAY_ROOT_CERT_SN, options.RootCertSN },
{ AlipayConstants.APP_CERT_SN, options.AppCertSN }
};
// 序列化BizModel
result = SerializeBizModel(result, request);
if (request.GetNeedEncrypt())
{
if (string.IsNullOrEmpty(result[AlipayConstants.BIZ_CONTENT]))
{
throw new AlipayException("api request Fail ! The reason: encrypt request is not supported!");
}
if (string.IsNullOrEmpty(options.EncyptKey) || string.IsNullOrEmpty(options.EncyptType))
{
throw new AlipayException("encryptType or encryptKey must not null!");
}
if (!"AES".Equals(options.EncyptType))
{
throw new AlipayException("api only support Aes!");
}
var encryptContent = AlipaySignature.AESEncrypt(result[AlipayConstants.BIZ_CONTENT], options.EncyptKey);
result.Remove(AlipayConstants.BIZ_CONTENT);
result.Add(AlipayConstants.BIZ_CONTENT, encryptContent);
result.Add(AlipayConstants.ENCRYPT_TYPE, options.EncyptType);
}
return(result);
}
private AlipayDictionary BuildRequestParams <T>(IAlipayRequest <T> request, string accessToken, string appAuthToken) where T : AlipayResponse
{
// 默认参数
var result = new AlipayDictionary(request.GetParameters())
{
// 序列化BizModel
{ BIZ_CONTENT, JsonConvert.SerializeObject(request.GetBizModel(), new JsonSerializerSettings()
{
NullValueHandling = NullValueHandling.Ignore
}) },
// 添加协议级请求参数，为空的参数后面会自动过滤，这里不做处理。
{ METHOD, request.GetApiName() },
// 获取参数
{ VERSION, string.IsNullOrEmpty(request.GetApiVersion()) ? Options.Version : request.GetApiVersion() },
{ APP_ID, Options.AppId },
{ FORMAT, Options.Format },
{ TIMESTAMP, DateTime.Now },
{ ACCESS_TOKEN, accessToken },
{ SIGN_TYPE, Options.SignType },
{ TERMINAL_TYPE, request.GetTerminalType() },
{ TERMINAL_INFO, request.GetTerminalInfo() },
{ PROD_CODE, request.GetProdCode() },
{ NOTIFY_URL, request.GetNotifyUrl() },
{ CHARSET, Options.Charset },
{ RETURN_URL, request.GetReturnUrl() },
{ APP_AUTH_TOKEN, appAuthToken }
};
if (request.GetNeedEncrypt())
{
if (string.IsNullOrEmpty(result[BIZ_CONTENT]))
{
throw new AlipayException("api request Fail ! The reason: encrypt request is not supported!");
}
if (string.IsNullOrEmpty(Options.EncyptKey) || string.IsNullOrEmpty(Options.EncyptType))
{
throw new AlipayException("encryptType or encryptKey must not null!");
}
if (!"AES".Equals(Options.EncyptType))
{
throw new AlipayException("api only support Aes!");
}
var encryptContent = AlipayUtility.AesEncrypt(Options.EncyptKey, result[BIZ_CONTENT]);
result.Remove(BIZ_CONTENT);
result.Add(BIZ_CONTENT, encryptContent);
result.Add(ENCRYPT_TYPE, Options.EncyptType);
}
return(result);
}
public Task <T> SdkExecuteAsync <T>(IAlipayRequest <T> request, AlipayOptions options) where T : AlipayResponse
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
if (string.IsNullOrEmpty(options.AppId))
{
throw new ArgumentNullException(nameof(options.AppId));
}
if (string.IsNullOrEmpty(options.SignType))
{
throw new ArgumentNullException(nameof(options.SignType));
}
if (string.IsNullOrEmpty(options.AppPrivateKey))
{
throw new ArgumentNullException(nameof(options.AppPrivateKey));
}
if (string.IsNullOrEmpty(options.ServerUrl))
{
throw new ArgumentNullException(nameof(options.ServerUrl));
}
// 构造请求参数
var requestParams = BuildRequestParams(request, null, null, options);
// 字典排序
var sortedParams = new SortedDictionary <string, string>(requestParams);
var sortedDic = new AlipayDictionary(sortedParams);
// 参数签名
var signContent = AlipaySignature.GetSignContent(sortedDic);
var signResult = AlipaySignature.RSASignContent(signContent, options.AppPrivateKey, options.SignType);
// 添加签名结果参数
sortedDic.Add(AlipayConstants.SIGN, signResult);
// 参数拼接
var signedResult = AlipayUtility.BuildQuery(sortedDic);
// 构造结果
var rsp = Activator.CreateInstance <T>();
rsp.ResponseBody = signedResult;
return(Task.FromResult(rsp));
}
public string EncryptSourceData(IAlipayRequest <T> request, string body, string encryptType, string encryptKey)
{
if (!"AES".Equals(encryptType))
{
throw new AlipayException("API only support AES!");
}
var item = ParseEncryptData(request, body);
var bodyIndexContent = body.Substring(0, item.startIndex);
var bodyEndexContent = body.Substring(item.endIndex);
var bizContent = AES.Decrypt(item.encryptContent, encryptKey, AlipaySignature.AES_IV, CipherMode.CBC, PaddingMode.PKCS7);
return(bodyIndexContent + bizContent + bodyEndexContent);
}
public SignItem GetSignItem(IAlipayRequest <T> request, string body)
{
if (string.IsNullOrEmpty(body))
{
return(null);
}
var signItem = new SignItem
{
Sign = GetSign(body),
SignSourceData = GetSignSourceData(request, body)
};
return(signItem);
}
public SignItem GetSignItem(IAlipayRequest <T> request, string responseBody)
{
if (string.IsNullOrEmpty(responseBody))
{
return(null);
}
var signItem = new SignItem()
{
Sign = GetSign(responseBody),
SignSourceDate = GetSignSourceData(request, responseBody)
};
return(signItem);
}
public CertItem GetCertItem(IAlipayRequest <T> request, string body)
{
if (string.IsNullOrEmpty(body))
{
return(null);
}
var json = JsonSerializer.Deserialize <IDictionary>(body, JsonParser.JsonSerializerOptions);
var certItem = new CertItem()
{
Sign = json[AlipayConstants.SIGN]?.ToString(),
CertSN = json[AlipayConstants.ALIPAY_CERT_SN]?.ToString(),
SignSourceData = GetSignSourceData(request, body)
};
return(certItem);
}
public string EncryptSourceData(IAlipayRequest <T> request, string body, string encryptType, string encryptKey)
{
if (!"AES".Equals(encryptType))
{
throw new AlipayException("API only support AES!");
}
var item = ParseEncryptData(request, body);
var bodyIndexContent = body.Substring(0, item.startIndex);
var bodyEndexContent = body.Substring(item.endIndex);
//TODO 解密逻辑
var bizContent = AlipayEncrypt.AesDencrypt(encryptKey, item.encryptContent);
return(bodyIndexContent + bizContent + bodyEndexContent);
}
private ResponseParseItem ParseRespItem <T>(IAlipayRequest <T> request, string respBody, IAlipayParser <T> parser, string encryptKey, string encryptType) where T : AlipayResponse
{
string realContent;
if (request.GetNeedEncrypt())
{
realContent = parser.EncryptSourceData(request, respBody, encryptType, encryptKey);
}
else
{
realContent = respBody;
}
return(new ResponseParseItem
{
RealContent = realContent,
RespContent = respBody
});
}
public CertItem GetCertItem(IAlipayRequest <T> request, string responseBody)
{
if (string.IsNullOrEmpty(responseBody))
{
return(null);
}
var certItem = new CertItem();
var json = JsonSerializer.Deserialize <IDictionary>(responseBody);
certItem.Sign = json["sign"]?.ToString();
certItem.CertSN = json["alipay_cert_sn"]?.ToString();
var signSourceData = GetSignSourceData(request, responseBody);
certItem.SignSourceDate = signSourceData;
return(certItem);
}
private static string GetSignSourceData(IAlipayRequest <T> request, string body)
{
var rootNode = AlipayUtility.GetRootElement(request.GetApiName());
var errorRootNode = AlipayConstants.ERROR_RESPONSE;
var indexOfRootNode = body.IndexOf(rootNode);
var indexOfErrorRoot = body.IndexOf(errorRootNode);
string result = null;
if (indexOfRootNode > 0)
{
result = ParseSignSourceData(body, rootNode, indexOfRootNode);
}
else if (indexOfErrorRoot > 0)
{
result = ParseSignSourceData(body, errorRootNode, indexOfErrorRoot);
}
return(result);
}
private static string GetSignSourceData(IAlipayRequest <T> request, string body)
{
var rootNode = request.GetApiName().Replace('.', '_') + AlipayConstants.RESPONSE_SUFFIX;
var errorRootNode = AlipayConstants.ERROR_RESPONSE;
var indexOfRootNode = body.IndexOf(rootNode, StringComparison.Ordinal);
var indexOfErrorRoot = body.IndexOf(errorRootNode, StringComparison.Ordinal);
string result = null;
if (indexOfRootNode > 0)
{
result = ParseSignSourceData(body, rootNode, indexOfRootNode);
}
else if (indexOfErrorRoot > 0)
{
result = ParseSignSourceData(body, errorRootNode, indexOfErrorRoot);
}
return(result);
}
private static EncryptParseItem ParseEncryptData(IAlipayRequest <T> request, string body)
{
var rootNode = request.GetApiName().Replace(".", "_") + AlipayConstants.RESPONSE_SUFFIX;
var errorRootNode = AlipayConstants.ERROR_RESPONSE;
var indexOfRootNode = body.IndexOf(rootNode);
var indexOfErrorRoot = body.IndexOf(errorRootNode);
EncryptParseItem result = null;
if (indexOfRootNode > 0)
{
result = ParseEncryptItem(body, rootNode, indexOfRootNode);
}
else if (indexOfErrorRoot > 0)
{
result = ParseEncryptItem(body, errorRootNode, indexOfErrorRoot);
}
return(result);
}
private void CheckResponseSign <T>(IAlipayRequest <T> request, string responseBody, bool isError, IAlipayParser <T> parser, RSAParameters parameters, string signType) where T : AlipayResponse
{
try
{
logger?.LogDebug($"{DateTime.Now} 支付宝CheckResponseSign");
var signItem = parser.GetSignItem(request, responseBody);
if (signItem == null)
{
throw new Exception("sign check fail: Body is Empty!");
}
if (!isError || (isError && !string.IsNullOrEmpty(signItem.Sign)))
{
var rsaCheckContent = AlipaySignature.RSACheckContent(signItem.SignSourceDate, signItem.Sign, parameters, signType);
if (!rsaCheckContent)
{
if (!string.IsNullOrEmpty(signItem.SignSourceDate) && signItem.SignSourceDate.Contains("\\/"))
{
var srouceData = signItem.SignSourceDate.Replace("\\/", "/");
var jsonCheck = AlipaySignature.RSACheckContent(srouceData, signItem.Sign, parameters, signType);
if (!jsonCheck)
{
throw new Exception("sign check fail: check Sign and Data Fail JSON also");
}
}
else
{
throw new Exception("sign check fail: check Sign and Data Fail!");
}
}
}
}
catch (Exception ex)
{
logger?.LogError($"{DateTime.Now} 支付宝CheckResponseSign报错", ex.Message);
}
}
private async Task CheckResponseCertSignAsync <T>(IAlipayRequest <T> request, string responseBody, bool isError, IAlipayParser <T> parser, AlipayOptions options) where T : AlipayResponse
{
if (request is AlipayOpenAppAlipaycertDownloadRequest)
{
return;
}
var certItem = parser.GetCertItem(request, responseBody);
if (certItem == null)
{
throw new AlipayException("sign check fail: Body is Empty!");
}
if (!isError || isError && !string.IsNullOrEmpty(certItem.Sign))
{
var currentAlipayPublicKey = await LoadAlipayPublicKeyAsync(certItem, options);
var rsaCheckContent = AlipaySignature.RSACheckContent(certItem.SignSourceDate, certItem.Sign, currentAlipayPublicKey, options.SignType);
if (!rsaCheckContent)
{
if (!string.IsNullOrEmpty(certItem.SignSourceDate) && certItem.SignSourceDate.Contains("\\/"))
{
var srouceData = certItem.SignSourceDate.Replace("\\/", "/");
var jsonCheck = AlipaySignature.RSACheckContent(srouceData, certItem.Sign, currentAlipayPublicKey, options.SignType);
if (!jsonCheck)
{
throw new AlipayException("sign check fail: check Sign and Data Fail JSON also");
}
}
else
{
throw new AlipayException("sign check fail: check Sign and Data Fail!");
}
}
}
}
public T SdkExecute <T>(IAlipayRequest <T> request) where T : AlipayResponse
{
// 构造请求参数
var requestParams = BuildRequestParams(request, null, null);
// 字典排序
var sortedParams = new SortedDictionary <string, string>(requestParams);
var sortedAlipayDic = new AlipayDictionary(sortedParams);
// 参数签名
var signResult = AlipaySignature.RSASign(sortedAlipayDic, Options.RsaPrivateKey, Options.SignType);
// 添加签名结果参数
sortedAlipayDic.Add(SIGN, signResult);
// 参数拼接
var signedResult = HttpClientEx.BuildQuery(sortedAlipayDic);
// 构造结果
var rsp = (T)Activator.CreateInstance(typeof(T));
rsp.Body = signedResult;
return(rsp);
}
private AlipayDictionary SerializeBizModel <T>(AlipayDictionary requestParams, IAlipayRequest <T> request) where T : AlipayResponse
{
var result = requestParams;
var isBizContentEmpty = !requestParams.ContainsKey(AlipayConstants.BIZ_CONTENT) || string.IsNullOrEmpty(requestParams[AlipayConstants.BIZ_CONTENT]);
var bizModel = request.GetBizModel();
if (isBizContentEmpty && bizModel != null)
{
var content = JsonSerializer.Serialize(bizModel, bizModel.GetType(), _jsonSerializerOptions);
result.Add(AlipayConstants.BIZ_CONTENT, content);
}
return(result);
}
public async Task <T> PageExecuteAsync <T>(IAlipayRequest <T> request, AlipayOptions options) where T : AlipayResponse
{
return(await PageExecuteAsync(request, options, null, "POST"));
}
public async Task <T> CertificateExecuteAsync <T>(IAlipayRequest <T> request, AlipayOptions options, string accessToken, string appAuthToken) where T : AlipayResponse
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
if (string.IsNullOrEmpty(options.AppId))
{
throw new ArgumentNullException(nameof(options.AppId));
}
if (string.IsNullOrEmpty(options.SignType))
{
throw new ArgumentNullException(nameof(options.SignType));
}
if (string.IsNullOrEmpty(options.AppPrivateKey))
{
throw new ArgumentNullException(nameof(options.AppPrivateKey));
}
if (string.IsNullOrEmpty(options.AppCert))
{
throw new ArgumentNullException(nameof(options.AppCert));
}
if (string.IsNullOrEmpty(options.AlipayPublicCert))
{
throw new ArgumentNullException(nameof(options.AlipayPublicCert));
}
if (string.IsNullOrEmpty(options.RootCert))
{
throw new ArgumentNullException(nameof(options.RootCert));
}
if (string.IsNullOrEmpty(options.ServerUrl))
{
throw new ArgumentNullException(nameof(options.ServerUrl));
}
var apiVersion = string.IsNullOrEmpty(request.GetApiVersion()) ? options.Version : request.GetApiVersion();
// 添加协议级请求参数
var txtParams = new AlipayDictionary(request.GetParameters())
{
{ AlipayConstants.METHOD, request.GetApiName() },
{ AlipayConstants.VERSION, apiVersion },
{ AlipayConstants.APP_ID, options.AppId },
{ AlipayConstants.FORMAT, options.Format },
{ AlipayConstants.TIMESTAMP, DateTime.Now },
{ AlipayConstants.ACCESS_TOKEN, accessToken },
{ AlipayConstants.SIGN_TYPE, options.SignType },
{ AlipayConstants.TERMINAL_TYPE, request.GetTerminalType() },
{ AlipayConstants.TERMINAL_INFO, request.GetTerminalInfo() },
{ AlipayConstants.PROD_CODE, request.GetProdCode() },
{ AlipayConstants.CHARSET, options.Charset },
{ AlipayConstants.APP_CERT_SN, options.AppCertSN },
{ AlipayConstants.ALIPAY_ROOT_CERT_SN, options.RootCertSN }
};
// 序列化BizModel
txtParams = SerializeBizModel(txtParams, request);
if (!string.IsNullOrEmpty(request.GetNotifyUrl()))
{
txtParams.Add(AlipayConstants.NOTIFY_URL, request.GetNotifyUrl());
}
if (!string.IsNullOrEmpty(appAuthToken))
{
txtParams.Add(AlipayConstants.APP_AUTH_TOKEN, appAuthToken);
}
if (request.GetNeedEncrypt())
{
if (string.IsNullOrEmpty(txtParams[AlipayConstants.BIZ_CONTENT]))
{
throw new AlipayException("api request Fail ! The reason: encrypt request is not supported!");
}
if (string.IsNullOrEmpty(options.EncyptKey) || string.IsNullOrEmpty(options.EncyptType))
{
throw new AlipayException("encryptType or encryptKey must not null!");
}
if (!"AES".Equals(options.EncyptType))
{
throw new AlipayException("api only support Aes!");
}
var encryptContent = AlipaySignature.AESEncrypt(txtParams[AlipayConstants.BIZ_CONTENT], options.EncyptKey);
txtParams.Remove(AlipayConstants.BIZ_CONTENT);
txtParams.Add(AlipayConstants.BIZ_CONTENT, encryptContent);
txtParams.Add(AlipayConstants.ENCRYPT_TYPE, options.EncyptType);
}
// 添加签名参数
var signContent = AlipaySignature.GetSignContent(txtParams);
txtParams.Add(AlipayConstants.SIGN, AlipaySignature.RSASignContent(signContent, options.AppPrivateKey, options.SignType));
string body;
var client = _httpClientFactory.CreateClient(nameof(AlipayClient));
// 是否需要上传文件
if (request is IAlipayUploadRequest <T> uRequest)
{
var fileParams = AlipayUtility.CleanupDictionary(uRequest.GetFileParameters());
body = await client.PostAsync(options.ServerUrl, txtParams, fileParams);
}
else
{
body = await client.PostAsync(options.ServerUrl, txtParams);
}
var parser = new AlipayJsonParser <T>();
var item = ParseRespItem(request, body, parser, options.EncyptKey, options.EncyptType);
var rsp = parser.Parse(item.RealContent);
await CheckResponseCertSignAsync(request, item.RespContent, rsp.IsError, parser, options);
return(rsp);
}
public async Task <T> PageExecuteAsync <T>(IAlipayRequest <T> request, AlipayOptions options, string accessToken, string reqMethod) where T : AlipayResponse
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
if (string.IsNullOrEmpty(options.AppId))
{
throw new ArgumentNullException(nameof(options.AppId));
}
if (string.IsNullOrEmpty(options.SignType))
{
throw new ArgumentNullException(nameof(options.SignType));
}
if (string.IsNullOrEmpty(options.AppPrivateKey))
{
throw new ArgumentNullException(nameof(options.AppPrivateKey));
}
if (string.IsNullOrEmpty(options.ServerUrl))
{
throw new ArgumentNullException(nameof(options.ServerUrl));
}
var apiVersion = string.IsNullOrEmpty(request.GetApiVersion()) ? options.Version : request.GetApiVersion();
// 添加协议级请求参数
var txtParams = new AlipayDictionary(request.GetParameters())
{
{ AlipayConstants.METHOD, request.GetApiName() },
{ AlipayConstants.VERSION, apiVersion },
{ AlipayConstants.APP_ID, options.AppId },
{ AlipayConstants.FORMAT, options.Format },
{ AlipayConstants.TIMESTAMP, DateTime.Now },
{ AlipayConstants.ACCESS_TOKEN, accessToken },
{ AlipayConstants.SIGN_TYPE, options.SignType },
{ AlipayConstants.TERMINAL_TYPE, request.GetTerminalType() },
{ AlipayConstants.TERMINAL_INFO, request.GetTerminalInfo() },
{ AlipayConstants.PROD_CODE, request.GetProdCode() },
{ AlipayConstants.NOTIFY_URL, request.GetNotifyUrl() },
{ AlipayConstants.CHARSET, options.Charset },
{ AlipayConstants.RETURN_URL, request.GetReturnUrl() }
};
// 序列化BizModel
txtParams = SerializeBizModel(txtParams, request);
// 添加签名参数
var signContent = AlipaySignature.GetSignContent(txtParams);
txtParams.Add(AlipayConstants.SIGN, AlipaySignature.RSASignContent(signContent, options.AppPrivateKey, options.SignType));
string body;
// 是否需要上传文件
if (request is IAlipayUploadRequest <T> uploadRequest)
{
var fileParams = AlipayUtility.CleanupDictionary(uploadRequest.GetFileParameters());
var client = _httpClientFactory.CreateClient(nameof(AlipayClient));
body = await client.PostAsync(options.ServerUrl, txtParams, fileParams);
}
else
{
if (reqMethod.ToUpperInvariant() == "GET")
{
var url = options.ServerUrl;
if (txtParams != null && txtParams.Count > 0)
{
if (url.Contains("?"))
{
url += "&" + AlipayUtility.BuildQuery(txtParams);
}
else
{
url += "?" + AlipayUtility.BuildQuery(txtParams);
}
}
body = url;
}
else
{
body = BuildHtmlRequest(txtParams, options.ServerUrl, options.Charset, reqMethod);
}
}
var parser = new AlipayJsonParser <T>();
var rsp = parser.Parse(body);
return(rsp);
}