Exemple #1
0
        /**
        * 
        * 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 Tuple<bool, string> GetOpenidAndAccessToken()
        {
            //Result
            bool flag = false;
            string redirectUrl = string.Empty;

            if (!string.IsNullOrEmpty(page.Request.QueryString["code"]))
            {
                //获取code码,以获取openid和access_token
                string code = page.Request.QueryString["code"];
                Log.Debug(this.GetType().ToString(), "Get code : " + code);
                GetOpenidAndAccessTokenFromCode(code, page);

                flag = true;
            }
            else
            {
                //构造网页授权获取code的URL
                string host = page.Request.Url.Host;
                string path = page.Request.Path;
                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");
                string url = "https://open.weixin.qq.com/connect/oauth2/authorize?" + data.ToUrl();
                Log.Debug(this.GetType().ToString(), "Will Redirect to URL : " + url);
                try
                {
                    flag = false; //需要进行跳转
                    redirectUrl = url;
                    //触发微信返回code码         
                    //page.Response.Redirect(url);//Redirect函数会抛出ThreadAbortException异常,不用处理这个异常
                }
                catch (System.Threading.ThreadAbortException ex)
                {
                }
            }

            return new Tuple<bool, string>(flag, redirectUrl);
        }
Exemple #2
0
        /**
	    * 
	    * 获取收货地址js函数入口参数,详情请参考收货地址共享接口:http://pay.weixin.qq.com/wiki/doc/api/jsapi.php?chapter=7_9
	    * @return string 共享收货地址js函数需要的参数,json格式可以直接做参数使用
	    */
        public string GetEditAddressParameters()
        {
            string parameter = "";
            try
            {
                string host = page.Request.Url.Host;
                string path = page.Request.Path;
                string queryString = page.Request.Url.Query;
                //这个地方要注意,参与签名的是网页授权获取用户信息时微信后台回传的完整url
                string url = "http://" + host + path + queryString;

                //构造需要用SHA1算法加密的数据
                WxPayData signData = new WxPayData();
                signData.SetValue("jsapi_ticket", TokenEntity.Jsapi_ticket);
                signData.SetValue("noncestr", WxPayApi.GenerateNonceStr());
                signData.SetValue("timestamp", WxPayApi.GenerateTimeStamp());
                signData.SetValue("url", url);
                //signData.SetValue("accesstoken", access_token);
                string param = signData.ToUrl();

                Log.Debug(this.GetType().ToString(), "SHA1 encrypt param : " + param);
                //SHA1加密
                string addrSign = TokenHelper.SH1Compute(param).ToLower();
                Log.Debug(this.GetType().ToString(), "SHA1 encrypt result : " + addrSign);

                //获取收货地址js函数入口参数
                WxPayData afterData = new WxPayData();
                afterData.SetValue("appId", WxPayConfig.APPID);
                afterData.SetValue("scope", "jsapi_address");
                afterData.SetValue("signType", "sha1");
                afterData.SetValue("addrSign", addrSign);
                afterData.SetValue("timeStamp", signData.GetValue("timestamp"));
                afterData.SetValue("nonceStr", signData.GetValue("noncestr"));

                //转为json格式
                parameter = afterData.ToJson();
                Log.Debug(this.GetType().ToString(), "Get EditAddressParam : " + parameter);
            }
            catch (Exception ex)
            {
                Log.Error(this.GetType().ToString(), ex.ToString());
                throw new WxPayException(ex.ToString());
            }

            return parameter;
        }
Exemple #3
0
        /**
	    * 
	    * 通过code换取网页授权access_token和openid的返回数据,正确时返回的JSON数据包如下:
	    * {
	    *  "access_token":"ACCESS_TOKEN",
	    *  "expires_in":7200,
	    *  "refresh_token":"REFRESH_TOKEN",
	    *  "openid":"OPENID",
	    *  "scope":"SCOPE",
	    *  "unionid": "o6_bmasdasdsad6_2sgVt7hMZOPfL"
	    * }
	    * 其中access_token可用于获取共享收货地址
	    * openid是微信支付jsapi支付接口统一下单时必须的参数
        * 更详细的说明请参考网页授权获取用户基本信息:http://mp.weixin.qq.com/wiki/17/c0f37d5704f0b64713d5d2c37b468d75.html
        * @失败时抛异常WxPayException
	    */
        public void GetOpenidAndAccessTokenFromCode(string code, HttpContextBase page)
        {
            try
            {
                //构造获取openid及access_token的url
                WxPayData data = new WxPayData();
                data.SetValue("appid", WxPayConfig.APPID);
                data.SetValue("secret", WxPayConfig.APPSECRET);
                data.SetValue("code", code);
                data.SetValue("grant_type", "authorization_code");
                string url = "https://api.weixin.qq.com/sns/oauth2/access_token?" + data.ToUrl();

                //请求url以获取数据
                string result = HttpService.Get(url);

                Log.Debug(this.GetType().ToString(), "GetOpenidAndAccessTokenFromCode response : " + result);

                //保存access_token,用于收货地址获取
                JsonData jd = JsonMapper.ToObject(result);
                access_token = (string)jd["access_token"];

                //获取用户openid
                openid = (string)jd["openid"];

                //存入Session
                page.Session["access_token"] = access_token;
                page.Session["openid"] = openid;
                page.Session["UserID"] = openid;

                access_token = TokenEntity.TokenNa;
                TokenHelper.RequestServiceToken();
                string strJsApiTicket = TokenEntity.Jsapi_ticket;

                Log.Debug(this.GetType().ToString(), "Get openid : " + openid);
                Log.Debug(this.GetType().ToString(), "Get access_token : " + access_token);
            }
            catch (Exception ex)
            {
                Log.Error(this.GetType().ToString(), ex.ToString());
                throw new WxPayException(ex.ToString());
            }
        }