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, 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;
}
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, 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 async Task<T> ExecuteAsync<T>(IAlipayRequest<T> request, string accessToken, string appAuthToken) where T : AlipayResponse
{
var apiVersion = string.Empty;
if (!string.IsNullOrEmpty(request.GetApiVersion()))
{
apiVersion = request.GetApiVersion();
}
else
{
apiVersion = Options.Version;
}
// 添加协议级请求参数
var txtParams = new AlipayDictionary(request.GetParameters())
{
// 序列化BizModel
{ BIZ_CONTENT, Serialize(request.GetBizModel()) },
// 添加协议级请求参数
{ METHOD, request.GetApiName() },
{ VERSION, apiVersion },
{ 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() },
{ CHARSET, Options.Charset }
};
if (!string.IsNullOrEmpty(request.GetNotifyUrl()))
{
txtParams.Add(NOTIFY_URL, request.GetNotifyUrl());
}
if (!string.IsNullOrEmpty(appAuthToken))
{
txtParams.Add(APP_AUTH_TOKEN, appAuthToken);
}
if (request.GetNeedEncrypt())
{
if (string.IsNullOrEmpty(txtParams[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(txtParams[BIZ_CONTENT], Options.EncyptKey, AlipaySignature.AES_IV, AESCipherMode.CBC, AESPaddingMode.PKCS7);
txtParams.Remove(BIZ_CONTENT);
txtParams.Add(BIZ_CONTENT, encryptContent);
txtParams.Add(ENCRYPT_TYPE, Options.EncyptType);
}
// 添加签名参数
var signContent = AlipaySignature.GetSignContent(txtParams);
txtParams.Add(SIGN, AlipaySignature.RSASignContent(signContent, Options.PrivateRSAParameters, Options.SignType));
var query = AlipayUtility.BuildQuery(txtParams);
Logger?.LogTrace(0, "Request:{query}", query);
// 是否需要上传文件
var body = string.Empty;
using (var client = ClientFactory.CreateClient(AlipayOptions.DefaultClientName))
{
if (request is IAlipayUploadRequest<T> uRequest)
{
var fileParams = AlipayUtility.CleanupDictionary(uRequest.GetFileParameters());
body = await HttpClientUtility.DoPostAsync(client, Options.ServerUrl, txtParams, fileParams);
}
else
{
body = await HttpClientUtility.DoPostAsync(client, Options.ServerUrl, query);
}
}
Logger?.LogTrace(1, "Response:{body}", body);
T rsp = null;
IAlipayParser<T> parser = null;
if ("xml".Equals(Options.Format))
{
parser = new AlipayXmlParser<T>();
rsp = parser.Parse(body);
}
else
{
parser = new AlipayJsonParser<T>();
rsp = parser.Parse(body);
}
var item = ParseRespItem(request, body, parser, Options.EncyptKey, Options.EncyptType);
rsp = parser.Parse(item.realContent);
CheckResponseSign(request, item.respContent, rsp.IsError, parser, Options.PublicRSAParameters, Options.SignType);
return rsp;
}
public async Task<T> PageExecuteAsync<T>(IAlipayRequest<T> request, string accessToken, string reqMethod) where T : AlipayResponse
{
string apiVersion = null;
if (!string.IsNullOrEmpty(request.GetApiVersion()))
{
apiVersion = request.GetApiVersion();
}
else
{
apiVersion = Options.Version;
}
var txtParams = new AlipayDictionary(request.GetParameters())
{
// 序列化BizModel
{ BIZ_CONTENT, Serialize(request.GetBizModel()) },
// 添加协议级请求参数
{ METHOD, request.GetApiName() },
{ VERSION, apiVersion },
{ 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() }
};
// 添加签名参数
var signContent = AlipaySignature.GetSignContent(txtParams);
txtParams.Add(SIGN, AlipaySignature.RSASignContent(signContent, Options.PrivateRSAParameters, Options.SignType));
// 是否需要上传文件
var body = string.Empty;
if (request is IAlipayUploadRequest<T> uRequest)
{
var fileParams = AlipayUtility.CleanupDictionary(uRequest.GetFileParameters());
using (var client = ClientFactory.CreateClient(AlipayOptions.DefaultClientName))
{
body = await HttpClientUtility.DoPostAsync(client, Options.ServerUrl, txtParams, fileParams);
}
}
else
{
if (reqMethod.ToUpper() == "GET")
{
//拼接get请求的url
var tmpUrl = Options.ServerUrl;
if (txtParams != null && txtParams.Count > 0)
{
if (tmpUrl.Contains("?"))
{
tmpUrl = tmpUrl + "&" + AlipayUtility.BuildQuery(txtParams);
}
else
{
tmpUrl = tmpUrl + "?" + AlipayUtility.BuildQuery(txtParams);
}
}
body = tmpUrl;
Logger?.LogTrace(0, "Request Url:{body}", body);
}
else
{
//输出post表单
body = BuildHtmlRequest(txtParams, reqMethod);
Logger?.LogTrace(0, "Request Html:{body}", body);
}
}
T rsp = null;
IAlipayParser<T> parser = null;
if ("xml".Equals(Options.Format))
{
parser = new AlipayXmlParser<T>();
rsp = parser.Parse(body);
}
else
{
parser = new AlipayJsonParser<T>();
rsp = parser.Parse(body);
}
return rsp;
}
