/// <summary>
/// 新增prepayinfo
/// </summary>
/// <param name="info"></param>
/// <returns></returns>
public bool AddPayInfo(PrePayInfo info)
{
bool result = false;
context.PrePayInfo.Add(info);
if (context.SaveChanges() > 0)
{
result = true;
}
return(result);
}
/// <summary>
/// 获取扫描支付的二维码地址
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public ActionResult GetPayUrl(string id)
{
var order = new PayService().GetOrderByOrderNo(id);
PrePayInfo info = new PrePayInfo();
info.OrderNo = order.No;
info.PrePayNo = FCake.Core.Common.DataHelper.GetSystemID();
info.NeedPay = int.Parse(order.NeedPay.ToString().Split('.')[0]) * 100;
info.LogingTime = DateTime.Now;
new PrePayInfoService().AddPayInfo(info);
WxPayData data = new WxPayData();
data.SetValue("body", "Fancake-蛋糕"); //商品描述
data.SetValue("attach", "Fancake"); //附加数据
data.SetValue("out_trade_no", info.PrePayNo); //订单号
data.SetValue("total_fee", Convert.ToInt32((order.NeedPay * 100).ToString().Split('.')[0])); //总金额(order.NeedPay * 100).ToString().Split('.')[0]
data.SetValue("time_start", DateTime.Now.ToString("yyyyMMddHHmmss")); //交易起始时间
data.SetValue("time_expire", DateTime.Now.AddMinutes(10).ToString("yyyyMMddHHmmss")); //交易结束时间
data.SetValue("goods_tag", "Fancake"); //商品标记
data.SetValue("trade_type", "NATIVE"); //交易类型
data.SetValue("product_id", order.Id); //商品ID
WxPayData result = WxPayApi.UnifiedOrder(data); //调用统一下单接口
string temp = result.GetValue("code_url").ToString(); //获得统一下单接口返回的二维码链接
//temp = HttpUtility.UrlEncode(temp);
//生成二维码
//初始化二维码生成工具
QRCodeEncoder qrCodeEncoder = new QRCodeEncoder();
qrCodeEncoder.QRCodeEncodeMode = QRCodeEncoder.ENCODE_MODE.BYTE;
qrCodeEncoder.QRCodeErrorCorrect = QRCodeEncoder.ERROR_CORRECTION.M;
qrCodeEncoder.QRCodeVersion = 0;
qrCodeEncoder.QRCodeScale = 4;
//将字符串生成二维码图片
Bitmap image = qrCodeEncoder.Encode(temp, Encoding.Default);
//end
MemoryStream ms = new MemoryStream();
image.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
string strUrl = "data:image/png;base64," + Convert.ToBase64String(ms.ToArray());
image.Dispose();
ViewBag.src = strUrl;
//return File(ms.ToArray(), "png");
return(View());
}
/// <summary>
/// 手机微信支付，统一支付接口
/// </summary>
/// <returns></returns>
public ActionResult WXPay(string id)
{
try
{
OpResult result = new OpResult();
result.Successed = false;
var order = psv.GetOrderByOrderNo(id);//获取订单信息
ViewBag.orderNo = id;
//微信预支付数据为单订单发起多次支付
PrePayInfo info = new PrePayInfo();
info.OrderNo = order.No;
info.PrePayNo = FCake.Core.Common.DataHelper.GetSystemID();
info.NeedPay = int.Parse(order.NeedPay.ToString().Split('.')[0]) * 100;
info.LogingTime = DateTime.Now;
bool rt = new PrePayInfoService().AddPayInfo(info);
if (rt)
{
#region 预支付数据成功创建日志记录
PayLog log_prePayData = new PayLog();
log_prePayData.ID = FCake.Core.Common.DataHelper.GetSystemID();
log_prePayData.LogTime = DateTime.Now;
log_prePayData.Message = "创建微信支付id:" + info.PrePayNo + "成功";
log.Add(log_prePayData);
#endregion
}
if (order.FeeType != FeeType.WXPay && order.Status != 0)
{
result.Message = "订单状态异常!";
return(Json(result));
}
#region 获取tocken
var appid = WxPayConfig.APPID; //"wx8bf0e66bf9f6a009";
var secret = WxPayConfig.APPSECRET; // "6b783c1339f64a7638158ccdfaf216f1";
var code = string.Empty;
var openid = string.Empty;
var client = new System.Net.WebClient();
client.Encoding = System.Text.Encoding.UTF8;
if (Session["code"] == null)
{
var myurl = Request.Url.Scheme + "://" + Request.Url.Host + "/tenpay/ResponseParam";//获取code的地址
var url = string.Format("https://open.weixin.qq.com/connect/oauth2/authorize?appid={0}&redirect_uri={1}&response_type=code&scope=snsapi_userinfo&state=STATE#wechat_redirect", appid, myurl);
return(Redirect(url));
}
else
{
code = Session["code"].ToString();
var url = string.Format("https://api.weixin.qq.com/sns/oauth2/access_token?appid={0}&secret={1}&code={2}&grant_type=authorization_code", appid, secret, code);
var data = client.DownloadString(url);
#region 获取微信access_token结果日志记录
//记录返回的access_token
PayLog log_accessToken = new PayLog();
log_accessToken.ID = FCake.Core.Common.DataHelper.GetSystemID();
log_accessToken.LogTime = DateTime.Now;
log_accessToken.Message = "accessToken:请求:" + url + "返回:" + data;
log.Add(log_accessToken);
//token end
#endregion
var serializer = new JavaScriptSerializer();
var obj = serializer.Deserialize <Dictionary <string, string> >(data);
string accessToken;
if (!obj.TryGetValue("access_token", out accessToken))
{
return(View());
}
var opentid = obj["openid"];
url = string.Format("https://api.weixin.qq.com/sns/userinfo?access_token={0}&openid={1}&lang=zh_CN", accessToken, opentid);
data = client.DownloadString(url);
#region 获取微信支付openid结果日志
//记录返回的openid
PayLog log_openid = new PayLog();
log_openid.ID = FCake.Core.Common.DataHelper.GetSystemID();
log_openid.LogTime = DateTime.Now;
log_openid.Message = "openid:" + data;
log.Add(log_openid);
//token end
#endregion
var userInfo = serializer.Deserialize <Dictionary <string, object> >(data);
foreach (var key in userInfo.Keys)
{
if (key == "openid")
{
openid = userInfo[key].ToString();
break;
}
}
}
//openid get end
#endregion
////若传递了相关参数，则调统一下单接口，获得后续相关接口的入口参数
JsApiPay jsApiPay = new JsApiPay();
jsApiPay.hostStr = Request.Url.Host;
jsApiPay.pathStr = Request.Path;
jsApiPay.queryStr = Request.Url.Query;
jsApiPay.codeVal = code;
jsApiPay.orderNo = info.PrePayNo;//订单号
jsApiPay.openid = openid;
jsApiPay.total_fee = Convert.ToInt32((order.NeedPay * 100).ToString().Split('.')[0]); //订单金额，先写死为1 int.Parse((order.NeedPay * 100).ToString());
//JSAPI支付预处理
WxPayData unifiedOrderResult = jsApiPay.GetUnifiedOrderResult();
#region 请求预支付id发送数据日志
PayLog log_sendPrePayData = new PayLog();
log_sendPrePayData.ID = FCake.Core.Common.DataHelper.GetSystemID();
log_sendPrePayData.LogTime = DateTime.Now;
log_sendPrePayData.Message = "请求预字符id发送数据:" + unifiedOrderResult.ToXml().ToString();
log.Add(log_sendPrePayData);
#endregion
var wxJsApiParam = jsApiPay.GetJsApiParameters();//获取H5调起JS API参数
//记录的Exception
#region 调jsapi支付参数日志
PayLog log_sendJsApiData = new PayLog();
log_sendJsApiData.ID = FCake.Core.Common.DataHelper.GetSystemID();
log_sendJsApiData.LogTime = DateTime.Now;
log_sendJsApiData.Message = "pl20:" + wxJsApiParam;
log.Add(log_sendJsApiData);
#endregion
//Exception end
//在页面上显示订单信息
ViewBag.PayInfo = wxJsApiParam;
if (Session["code"] != null)
{
Session.Remove("code");
}
if (Session["orderid"] != null)
{
Session.Remove("orderid");
}
return(View());
}
catch (Exception e)
{
#region 异常日志
//记录的Exception
PayLog log_Exception = new PayLog();
log_Exception.ID = FCake.Core.Common.DataHelper.GetSystemID();
log_Exception.LogTime = DateTime.Now;
log_Exception.Message = "error:" + e.Message;
log.Add(log_Exception);
//Exception end
#endregion
}
return(View());
}
