public string BuildRequest(PayRequestCriteria criteria)
{
if (!isInitialized)
{
throw new ArgumentException("The Tenpay payment configuration has not been initialized yet.");
}
if (criteria == null)
{
throw new System.ArgumentException("The criteria is null.");
}
CheckNullOrEmpty("OrderId", criteria.OrderId);
CheckNullOrEmpty("Subject", criteria.Subject);
//CheckNullOrEmpty("Body", criteria.Body);
string amount = criteria.Amount;
ParseAmountFromYuanToFen(ref amount);
//创建RequestHandler实例
RequestHandler reqHandler = new RequestHandler();
//-----------------------------
//设置支付参数
//-----------------------------
reqHandler.setParameter("partner", TenpayConfig.PartnerId.Trim()); //商户号
reqHandler.setParameter("out_trade_no", criteria.OrderId); //商家订单号
reqHandler.setParameter("total_fee", amount); //商品金额,以分为单位
reqHandler.setParameter("return_url", TenpayConfig.ReturnUrl.Trim()); //交易完成后跳转的URL
reqHandler.setParameter("notify_url", TenpayConfig.NotifyUrl.Trim()); //接收财付通通知的URL
reqHandler.setParameter("bank_type", TenpayConfig.BankType.Trim()); //银行类型(中介担保时此参数无效)
reqHandler.setParameter("body", criteria.Body);
reqHandler.setParameter("subject", criteria.Subject);
reqHandler.setParameter("spbill_create_ip", criteria.ClientIP);
reqHandler.setParameter("fee_type", TenpayConfig.FeeType);
//系统可选参数
reqHandler.setParameter("sign_type", TenpayConfig.SignType);
reqHandler.setParameter("service_version", TenpayConfig.ServiceVersion);
reqHandler.setParameter("input_charset", TenpayConfig.InputCharset.Trim().ToUpper());
reqHandler.setParameter("sign_key_index", TenpayConfig.SignKeyIndex);
//string attach = "[subject=" + criteria.Subject + "][body=" + criteria.Body;
//if (attach.Length >= 127)
//{
// attach = attach.Substring(0, 125);
//}
//attach += "]";
//reqHandler.setParameter("attach", attach);
// Other parameters
if (criteria.CustormParameters != null && criteria.CustormParameters.Count > 0)
{
foreach (var item in criteria.CustormParameters)
{
reqHandler.setParameter(item.Key, item.Value);
}
}
// create sign here
reqHandler.createSign();
//post实现方式
StringBuilder sbHtml = new StringBuilder();
sbHtml.Append("<form id='chinabankpaymentsubmit' name='tenpaysubmit' action='" + TenpayConfig.Gateway.Trim() + "' method='post'>");
Hashtable ht = reqHandler.getAllParameters();
foreach (DictionaryEntry de in ht)
{
sbHtml.Append(BuildHtml(de.Key.ToString(), de.Value.ToString()));
}
//submit按钮控件请不要含有name属性
sbHtml.Append("<input type='submit' value='确认付款' style='display:none;'></form>");
sbHtml.Append("<script>document.forms['tenpaysubmit'].submit();</script>");
return sbHtml.ToString();
}
public bool Verify(System.Collections.Specialized.NameValueCollection requestParamamters)
{
if (!isInitialized)
{
throw new ArgumentException("The Tenpay payment configuration has not been initialized yet.");
}
bool isValid = false;
//创建ResponseHandler实例
ResponseHandler resHandler = new ResponseHandler(requestParamamters);
resHandler.setKey(TenpayConfig.TenpayKey);
//判断签名
if (resHandler.isTenpaySign())
{
///通知id
string notify_id = resHandler.getParameter("notify_id");
//通过通知ID查询，确保通知来至财付通
//创建查询请求
RequestHandler queryReq = new RequestHandler();
queryReq.init();
queryReq.setGateUrl(TenpayConfig.VerifyUrl);
queryReq.setParameter("partner", TenpayConfig.PartnerId);
queryReq.setParameter("notify_id", notify_id);
//通信对象
TenpayHttpClient httpClient = new TenpayHttpClient();
httpClient.setTimeOut(10);
//设置请求内容
httpClient.setReqContent(queryReq.getRequestURL());
//后台调用
if (httpClient.call())
{
//设置结果参数
ClientResponseHandler queryRes = new ClientResponseHandler();
queryRes.setContent(httpClient.getResContent());
queryRes.setKey(TenpayConfig.TenpayKey);
//判断签名及结果
if (queryRes.isTenpaySign())
{
isValid = true;
}
}
}
return isValid;
}
