/**
*
* 网页授权获取用户基本信息的全部过程
* 详情请参看网页授权获取用户基本信息：http://mp.weixin.qq.com/wiki/17/c0f37d5704f0b64713d5d2c37b468d75.html
* 第一步：利用url跳转获取code
* 第二步：利用code去获取openid和access_token
*
*/
public void GetOpenidAndAccessToken(string state, out string url, string code = "")
{
url = "";
if (!string.IsNullOrEmpty(code))
{
//获取code码，以获取openid和access_token
Log.Debug(this.GetType().ToString(), "Get code : " + code);
GetOpenidAndAccessTokenFromCode(code);
}
else if (!string.IsNullOrEmpty(Host) && !string.IsNullOrEmpty(Path))
{
//构造网页授权获取code的URL
string redirect_uri = HttpUtility.UrlEncode("http://" + Host + Path);
WxPayData data = new WxPayData();
data.SetValue("appid", WxPayConfig.APPID);
data.SetValue("redirect_uri", redirect_uri);
data.SetValue("response_type", "code");
data.SetValue("scope", "snsapi_base");
data.SetValue("state", state + "#wechat_redirect");
url = "https://open.weixin.qq.com/connect/oauth2/authorize?" + data.ToUrl();
Log.Debug(this.GetType().ToString(), "Will Redirect to URL : " + url);
}
}
public override void ProcessNotify(out WxPayData data)
{
if (GetNotifyData(out data))
{
//Log.Info(this.GetType().ToString(), "ProcessNotify() out_trade_no = " + data.GetValue("out_trade_no").ToString());
//Log.Info(this.GetType().ToString(), "ProcessNotify() isset openid = " + data.IsSet("openid"));
//Log.Info(this.GetType().ToString(), "ProcessNotify() openid = " + data.GetValue("openid").ToString());
//Log.Info(this.GetType().ToString(), "ProcessNotify() isset product_id = " + data.IsSet("product_id"));
//Log.Info(this.GetType().ToString(), "ProcessNotify() product_id = " + data.GetValue("product_id").ToString());
//检查openid和product_id是否返回
if (!data.IsSet("openid") || !data.IsSet("product_id"))
{
data = new WxPayData();
data.SetValue("return_code", "FAIL");
data.SetValue("return_msg", "回调数据异常");
Log.Info(this.GetType().ToString(), "The data WeChat post is error : " + data.ToXml());
return;
}
//调统一下单接口，获得下单结果
string openid = data.GetValue("openid").ToString();
string product_id = data.GetValue("product_id").ToString();
WxPayData unifiedOrderResult = new WxPayData();
try
{
unifiedOrderResult = UnifiedOrder(openid, product_id);
}
catch //若在调统一下单接口时抛异常，立即返回结果给微信支付后台
{
data = new WxPayData();
data.SetValue("return_code", "FAIL");
data.SetValue("return_msg", "统一下单失败");
Log.Error(this.GetType().ToString(), "UnifiedOrder failure : " + data.ToXml());
return;
}
//若下单失败，则立即返回结果给微信支付后台
if (!unifiedOrderResult.IsSet("appid") || !unifiedOrderResult.IsSet("mch_id") || !unifiedOrderResult.IsSet("prepay_id"))
{
data = new WxPayData();
data.SetValue("return_code", "FAIL");
data.SetValue("return_msg", "统一下单失败");
Log.Error(this.GetType().ToString(), "UnifiedOrder failure : " + data.ToXml());
return;
}
#region
string mhtOrderNo = data.GetValue("out_trade_no").ToString();
decimal total_fee = StringHelper.ToDecimal(data.GetValue("total_fee"));
if (!string.IsNullOrEmpty(mhtOrderNo))
{
int result = 0;
RechargeInfo model = new RechargeInfo();
model.OrderId = mhtOrderNo;
model.FOrderId = "";
model.Cash = total_fee;
model.PayMobile = "";
_rechargeService.Completed(model, out result); //1：成功 0：失败
if (result != (int)ErrorMessage.成功)
{
data = new WxPayData();
data.SetValue("return_code", "FAIL");
data.SetValue("return_msg", "统一下单失败");
Log.Error(this.GetType().ToString(), "UnifiedOrder failure : " + data.ToXml());
return;
}
}
#endregion
//统一下单成功,则返回成功结果给微信支付后台
data = new WxPayData();
data.SetValue("return_code", "SUCCESS");
data.SetValue("return_msg", "OK");
data.SetValue("appid", WxPayConfig.APPID);
data.SetValue("mch_id", WxPayConfig.MCHID);
data.SetValue("nonce_str", WxPayApi.GenerateNonceStr());
data.SetValue("prepay_id", unifiedOrderResult.GetValue("prepay_id"));
data.SetValue("result_code", "SUCCESS");
data.SetValue("err_code_des", "OK");
data.SetValue("sign", data.MakeSign());
Log.Info(this.GetType().ToString(), "UnifiedOrder success , send data to WeChat : " + data.ToXml());
}
}
//派生类需要重写这个方法，进行不同的回调处理
public virtual void ProcessNotify(out WxPayData data)
{
data = null;
}