public UnionPayClient(
ILogger <UnionPayClient> logger,
IHttpClientFactory clientFactory,
IOptions <UnionPayOptions> optionsAccessor)
{
Logger = logger;
ClientFactory = clientFactory;
Options = optionsAccessor.Value;
if (string.IsNullOrEmpty(Options.SignCert))
{
throw new ArgumentNullException(nameof(Options.SignCert));
}
if (string.IsNullOrEmpty(Options.SignCertPassword))
{
throw new ArgumentNullException(nameof(Options.SignCertPassword));
}
if (string.IsNullOrEmpty(Options.EncryptCert))
{
throw new ArgumentNullException(nameof(Options.EncryptCert));
}
if (string.IsNullOrEmpty(Options.MiddleCert))
{
throw new ArgumentNullException(nameof(Options.MiddleCert));
}
if (string.IsNullOrEmpty(Options.RootCert))
{
throw new ArgumentNullException(nameof(Options.RootCert));
}
}
public async Task <T> ExecuteAsync <T>(IUnionPayRequest <T> request, UnionPayOptions options) where T : UnionPayResponse
{
var version = string.IsNullOrEmpty(request.GetApiVersion()) ? options.Version : request.GetApiVersion();
var merId = options.MerId;
if (options.TestMode && (request is UnionPayGatewayPayFileTransferRequest || request is UnionPayNoRedirectPayFileTransferRequest || request is UnionPayQrCodePayFileTransferRequest || request is UnionPayWapPayFileTransferRequest))
{
merId = "700000000000001";
}
var txtParams = new UnionPayDictionary(request.GetParameters())
{
{ VERSION, version },
{ ENCODING, options.Encoding },
{ SIGNMETHOD, options.SignMethod },
{ ACCESSTYPE, options.AccessType },
{ MERID, merId }
};
if (request.HasEncryptCertId() && options.EncryptCertificate?.key != null)
{
if (txtParams.TryGetValue(ACCNO, out var accNo))
{
if (!string.IsNullOrEmpty(accNo))
{
// 对敏感信息加密
txtParams[ACCNO] = UnionPaySignature.EncryptData(accNo, options.EncryptCertificate.key);
txtParams.Add(ENCRYPTCERTID, options.EncryptCertificate.certId);
}
}
}
UnionPaySignature.Sign(txtParams, options.SignCertificate.certId, options.SignCertificate.key, options.SecureKey);
var query = UnionPayUtility.BuildQuery(txtParams);
using (var client = _httpClientFactory.CreateClient(nameof(UnionPayClient)))
{
var body = await client.DoPostAsync(request.GetRequestUrl(options.TestMode), query);
var dictionary = ParseQueryString(body);
var ifValidateCNName = !options.TestMode;
if (!UnionPaySignature.Validate(dictionary, options.RootCertificate.cert, options.MiddleCertificate.cert, options.SecureKey, ifValidateCNName))
{
throw new UnionPayException("sign check fail: check Sign and Data Fail!");
}
var parser = new UnionPayDictionaryParser <T>();
var rsp = parser.Parse(dictionary);
rsp.Body = body;
return(rsp);
}
}
public async Task <T> ExecuteAsync <T>(HttpRequest request, UnionPayOptions options) where T : UnionPayNotify
{
var parameters = await GetParametersAsync(request);
var parser = new UnionPayDictionaryParser <T>();
var rsp = parser.Parse(parameters);
CheckNotifySign(parameters, options);
return(rsp);
}
private void CheckNotifySign(UnionPayDictionary dictionary, UnionPayOptions options)
{
if (dictionary == null || dictionary.Count == 0)
{
throw new UnionPayException("sign check fail: sign is Empty!");
}
var ifValidateCNName = !options.TestMode;
if (!UnionPaySignature.Validate(dictionary, options.RootCertificate.cert, options.MiddleCertificate.cert, options.SecureKey, ifValidateCNName))
{
throw new UnionPayException("sign check fail: check Sign and Data Fail!");
}
}
public UnionPayNotifyClient(
ILogger <UnionPayNotifyClient> logger,
IOptions <UnionPayOptions> optionsAccessor)
{
Logger = logger;
Options = optionsAccessor.Value;
if (string.IsNullOrEmpty(Options.MiddleCert))
{
throw new ArgumentNullException(nameof(Options.MiddleCert));
}
if (string.IsNullOrEmpty(Options.RootCert))
{
throw new ArgumentNullException(nameof(Options.RootCert));
}
}
public Task <T> PageExecuteAsync <T>(IUnionPayRequest <T> request, UnionPayOptions options) where T : UnionPayResponse
{
var version = string.IsNullOrEmpty(request.GetApiVersion()) ? options.Version : request.GetApiVersion();
var merId = options.MerId;
if (options.TestMode && (request is UnionPayGatewayPayFileTransferRequest || request is UnionPayNoRedirectPayFileTransferRequest || request is UnionPayQrCodePayFileTransferRequest || request is UnionPayWapPayFileTransferRequest))
{
merId = "700000000000001";
}
var txtParams = new UnionPayDictionary(request.GetParameters())
{
{ VERSION, version },
{ ENCODING, options.Encoding },
{ SIGNMETHOD, options.SignMethod },
{ ACCESSTYPE, options.AccessType },
{ MERID, merId }
};
if (request.HasEncryptCertId() && options.EncryptCertificate?.key != null)
{
if (txtParams.TryGetValue(ACCNO, out var accNo))
{
if (!string.IsNullOrEmpty(accNo))
{
// 对敏感信息加密
txtParams[ACCNO] = UnionPaySignature.EncryptData(accNo, options.EncryptCertificate.key);
txtParams.Add(ENCRYPTCERTID, options.EncryptCertificate.certId);
}
}
}
UnionPaySignature.Sign(txtParams, options.SignCertificate.certId, options.SignCertificate.key, options.SecureKey);
var rsp = Activator.CreateInstance <T>();
var url = request.GetRequestUrl(options.TestMode);
//输出post表单
rsp.Body = BuildHtmlRequest(url, txtParams);
return(Task.FromResult(rsp));
}