/// <summary>
/// 创建JSAPI支付
/// </summary>
/// <param name="prepay_id"></param>
/// <returns></returns>
/// { result="SUCCESS", appid="", timeStamp="", nonceStr="", package="", paySign="" }
public JsonResult createPay(string prepay_id)
{
try
{
List <QueryParameter> JSPayParameters = new List <QueryParameter>();
string _appid = WeChatUtilities.getConfigValue(WeChatUtilities.APP_ID);
JSPayParameters.Add(new QueryParameter("appId", _appid));
string _timeStamp = CommonUtilities.generateTimeStamp().ToString();
JSPayParameters.Add(new QueryParameter("timeStamp", _timeStamp));
string _jspayNonce = CommonUtilities.generateNonce();
JSPayParameters.Add(new QueryParameter("nonceStr", CommonUtilities.generateNonce()));
string _package = "prepay_id=" + prepay_id;
JSPayParameters.Add(new QueryParameter("package", _package));
JSPayParameters.Add(new QueryParameter("signType", "MD5"));
string JSPayQuery = QueryParameter.NormalizeRequestParameters(JSPayParameters);
StringBuilder jSenValue = new StringBuilder();
jSenValue.Append(JSPayQuery);
jSenValue.Append(string.Format("&key={0}", WeChatUtilities.getConfigValue(WeChatUtilities.PAYAPI_KEY)));
string jssign = CommonUtilities.encrypt_MD5(jSenValue.ToString()).ToUpper();
return(Json(new { result = "SUCCESS", appid = _appid, timeStamp = _timeStamp, nonceStr = _jspayNonce, package = _package, paySign = jssign }, JsonRequestBehavior.AllowGet));
}
catch
{
return(Json(new { result = "FAIL" }, JsonRequestBehavior.AllowGet));
}
}
/// <summary>
/// 提交刷卡支付
/// </summary>
/// <param name="code">条码号</param>
/// <param name="body">支付信息</param>
/// <param name="amount">支付金额(分)</param>
/// <returns></returns>
public JsonResult createMicroPay(string code, string body, int amount)
{
//随机数字，并且生成Prepay
string appid = WeChatUtilities.getConfigValue(WeChatUtilities.APP_ID);
string mch_id = WeChatUtilities.getConfigValue(WeChatUtilities.MCH_ID);
//先确认，之后做随机数
string nonce_str = CommonUtilities.generateNonce();
string out_trade_no = "WX" + CommonUtilities.generateTimeStamp();
Random r = new Random();
int total_fee = amount;
string spbill_create_ip = Request.ServerVariables.Get("Remote_Addr").ToString();
//string notify_url = "https://api.mch.weixin.qq.com/pay/micropay";
//string trade_type = "JSAPI";
//string openid = _openId;
List <QueryParameter> parameters = new List <QueryParameter>();
parameters.Add(new QueryParameter("appid", appid));
parameters.Add(new QueryParameter("mch_id", mch_id));
parameters.Add(new QueryParameter("nonce_str", nonce_str));
parameters.Add(new QueryParameter("body", body));
parameters.Add(new QueryParameter("out_trade_no", out_trade_no));
parameters.Add(new QueryParameter("total_fee", total_fee.ToString()));
parameters.Add(new QueryParameter("spbill_create_ip", spbill_create_ip));
parameters.Add(new QueryParameter("auth_code", code));
string query = QueryParameter.NormalizeRequestParameters(parameters);
StringBuilder enValue = new StringBuilder();
enValue.Append(query);
enValue.Append("&key=" + WeChatUtilities.getConfigValue(WeChatUtilities.PAYAPI_KEY));
string sign = CommonUtilities.encrypt_MD5(enValue.ToString()).ToUpper();
string content = parseXml(parameters, sign);
string post_url = "https://api.mch.weixin.qq.com/pay/micropay";
var request = WebRequest.Create(post_url) as HttpWebRequest;
try
{
request.Method = "post";
StreamWriter streamWriter = new StreamWriter(request.GetRequestStream());
streamWriter.Write(content);
streamWriter.Flush();
streamWriter.Close();
var response = (HttpWebResponse)request.GetResponse();
StreamReader reader = new StreamReader(response.GetResponseStream());
string result = reader.ReadToEnd();
XmlDocument doc = new XmlDocument();
doc.LoadXml(result);
string return_code = doc.GetElementsByTagName("return_code")[0].InnerText;
string result_code = doc.GetElementsByTagName("result_code")[0].InnerText;
string openid = doc.GetElementsByTagName("openid")[0].InnerText;
//return Json(new { result = "SUCCESS", prepay_id = prepay_id, total_fee = total_fee }, JsonRequestBehavior.AllowGet);
return(Json(new { result = "SUCCESS" }, JsonRequestBehavior.AllowGet));
}
catch (Exception)
{
return(Json(new { result = "FAIL" }, JsonRequestBehavior.AllowGet));
}
}
/// <summary>
/// 生成扫码链接
/// </summary>
/// <param name="product_id"></param>
/// <returns></returns>
public ContentResult create_native_pay_url(string product_id)
{
string appid = WeChatUtilities.getConfigValue(WeChatUtilities.APP_ID);
string mch_id = WeChatUtilities.getConfigValue(WeChatUtilities.MCH_ID);
string nonce = CommonUtilities.generateNonce();
string time_stamp = Convert.ToString(CommonUtilities.generateTimeStamp());
List <QueryParameter> parameters = new List <QueryParameter>();
parameters.Add(new QueryParameter("appid", appid));
parameters.Add(new QueryParameter("mch_id", mch_id));
parameters.Add(new QueryParameter("time_stamp", time_stamp));
parameters.Add(new QueryParameter("nonce_str", nonce));
parameters.Add(new QueryParameter("product_id", product_id));
string sign = WeChatUtilities.createPaySign(parameters);
string url = "weixin://wxpay/bizpayurl?" + QueryParameter.NormalizeRequestParameters(parameters) + "&sign=" + sign;
return(Content(url));
}
