/// <summary>
/// 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
/// </summary>
/// <param name="code"></param>
public void GetOpenidAndAccessTokenFromCode(string code)
{
try
{
//构造获取openid及access_token的url
WxData data = new WxData();
data.SetValue("appid", WxConfig.APPID);
data.SetValue("secret", WxConfig.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(), "通过code换取网页授权(GetOpenidAndAccessTokenFromCode) response数据 : " + result);
JsonData jd = JsonMapper.ToObject(result);
string str_access_token = "";
try
{
str_access_token = (string)jd["access_token"];
if (!string.IsNullOrEmpty(str_access_token))
{
//保存access_token，用于收货地址获取
access_token = (string)jd["access_token"];
//获取用户openid
openid = (string)jd["openid"];
Log.Debug(this.GetType().ToString(), "Get openid : " + openid);
Log.Debug(this.GetType().ToString(), "Get access_token : " + access_token);
}
else
{
Log.Error(this.GetType().ToString(), "通过code换取网页授权失败 errcode : " + (string)jd["errcode"]);
Log.Error(this.GetType().ToString(), "通过code换取网页授权失败 errmsg : " + (string)jd["errmsg"]);
}
}
catch
{
Log.Error(this.GetType().ToString(), "通过code换取网页授权失败 errcode : " + (string)jd["errcode"]);
Log.Error(this.GetType().ToString(), "通过code换取网页授权失败 errmsg : " + (string)jd["errmsg"]);
}
}
catch (Exception ex)
{
Log.Error(this.GetType().ToString(), ex.ToString());
throw new WxException(ex.ToString());
}
}
/// <summary>
/// 通过OpenID获取微信用户信息
/// </summary>
/// <returns></returns>
private WXUserInfo GetUserInfo(string openid, string ACCESS_TOKEN)
{
try
{
WxData data = new WxData();
data.SetValue("access_token", ACCESS_TOKEN);
data.SetValue("openid", openid);
data.SetValue("lang", "zh_CN");
string url = "https://api.weixin.qq.com/cgi-bin/user/info?" + data.ToUrl();
//请求url以获取数据
string result = WebRequestHelper.Get(url);
//保存用户信息
WXUserInfo wxuserinfo = JsonConvert.DeserializeObject <WXUserInfo>(result);
DAL.Log.Instance.Write("请求：" + data.ToUrl() + "，返回：" + result, "获取微信用户信息");
return(wxuserinfo);
}
catch (Exception ex)
{
DAL.Log.Instance.Write(ex.ToString(), "获取微信用户信息错误");
throw new Exception(ex.ToString());
}
}
/// <summary>
/// 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
/// 返回值：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
/// </summary>
/// <returns></returns>
public string GetEditAddressParameters()
{
string parameter = "";
try
{
string scheme = page.Request.Url.Scheme;
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 = scheme + "://" + host + path + queryString;
//构造需要用SHA1算法加密的数据
WxData signData = new WxData();
signData.SetValue("appid", WxConfig.APPID);
signData.SetValue("url", url);
signData.SetValue("timestamp", WxPayApi.GenerateTimeStamp());
signData.SetValue("noncestr", WxPayApi.GenerateNonceStr());
signData.SetValue("accesstoken", access_token);
string param = signData.ToUrl();
Log.Debug(this.GetType().ToString(), "SHA1 encrypt param : " + param);
//SHA1加密
string addrSign = FormsAuthentication.HashPasswordForStoringInConfigFile(param, "SHA1");
Log.Debug(this.GetType().ToString(), "SHA1 encrypt result : " + addrSign);
//获取收货地址js函数入口参数
WxData afterData = new WxData();
afterData.SetValue("appId", WxConfig.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 WxException(ex.ToString());
}
return(parameter);
}
/// <summary>
/// 生成签名
/// </summary>
/// <param name="noncestr">随机字符串</param>
/// <param name="timestamp">时间戳</param>
/// <param name="jsapi_ticket"></param>
/// <param name="url">调用JS接口页面的完整URL</param>
/// <returns></returns>
public static string MakeSign(string noncestr, string timestamp, string jsapi_ticket, string url)
{
if (string.IsNullOrEmpty(noncestr) || string.IsNullOrEmpty(timestamp) || string.IsNullOrEmpty(jsapi_ticket) || string.IsNullOrEmpty(url))
{
return("");
}
//构造需要用SHA1算法加密的数据
WxData signData = new WxData();
signData.SetValue("url", url);
signData.SetValue("timestamp", timestamp);
signData.SetValue("noncestr", noncestr);
signData.SetValue("jsapi_ticket", jsapi_ticket);
string param = signData.ToUrl();
Log.Debug("SHA1加密前参数", param);
//SHA1加密
string addrSign = FormsAuthentication.HashPasswordForStoringInConfigFile(param, "SHA1");
Log.Debug("SHA1加密后参数", addrSign);
return(addrSign);
}
/// <summary>
/// 微信访问入口页，获取用户UnionID和OpenID
/// </summary>
/// <param name="intVisit">访问：1首页；2定制；3我的；4管家主页；5商家主页</param>
/// <param name="strTargetID">目标编码：4管家编码；5商家编码</param>
/// <returns></returns>
public ActionResult Index(int intVisit = 0, string strTargetID = "")
{
ViewBag.UnionID = "";
ViewBag.OpenID = "";
ViewBag.Visit = intVisit;
ViewBag.TargetID = strTargetID;
ViewBag.ErrorMessage = "";
string strWxCode = "", strVisitResult = "", strAccessToken = "";
Dictionary <string, object> dicResult = null;
try
{
if (string.IsNullOrEmpty(Request.QueryString["code"]))
{
#region 获取Code
string strMyUrl = "http://" + Request.Url.Host + Request.Path + "?intVisit=" + intVisit + "&strTargetID=" + strTargetID;
WxData wxdCode = new WxData();
wxdCode.SetValue("appid", WxConfig.AppID);
wxdCode.SetValue("redirect_uri", HttpUtility.UrlEncode(strMyUrl));
wxdCode.SetValue("response_type", "code");
//wxdAuthorize.SetValue("scope", "snsapi_base");
wxdCode.SetValue("scope", "snsapi_userinfo");
wxdCode.SetValue("state", "STATE" + "#wechat_redirect");
Response.Redirect(WxConfig.AuthorizeUrl + wxdCode.ToUrl());
#endregion 获取Code
}
else
{
strWxCode = Request.QueryString["code"].Trim();
JavaScriptSerializer jss = new JavaScriptSerializer();
#region 获取OpenID
WxData wxdOpen = new WxData();
wxdOpen.SetValue("appid", WxConfig.AppID);
wxdOpen.SetValue("secret", WxConfig.AppSecret);
wxdOpen.SetValue("code", strWxCode);
wxdOpen.SetValue("grant_type", "authorization_code");
strVisitResult = WxHttp.Get(WxConfig.AccessTokenUrl + wxdOpen.ToUrl());
dicResult = (Dictionary <string, object>)jss.Deserialize(strVisitResult, typeof(Dictionary <string, object>));
if (dicResult.ContainsKey("errcode"))
{
throw new Exception("获取网页用户授权出错：" + dicResult["errmsg"].ToString());
}
strAccessToken = dicResult["access_token"].ToString();
ViewBag.OpenID = dicResult["openid"].ToString();
#endregion 获取OpenID
#region 获取UnionID
strVisitResult = WxHttp.Get(WxConfig.UserUrl + "access_token=" + strAccessToken + "&openid=" + ViewBag.OpenID + "&lang=zh_CN");
dicResult = (Dictionary <string, object>)jss.Deserialize(strVisitResult, typeof(Dictionary <string, object>));
if (dicResult.ContainsKey("errcode"))
{
throw new Exception("获取用户信息出错：" + dicResult["errmsg"].ToString());
}
ViewBag.UnionID = dicResult["unionid"].ToString();
#endregion 获取UnionID
}
}
catch (Exception ex)
{
WriteLog("Weixin", "Index", "Exception：" + ex.Message.ToString());
ViewBag.ErrorMessage = ex.Message.ToString();
}
return(View());
}
public ActionResult WxJsapiAuthorize()
{
string strUrl = "";
string strGet = "";
string strAccessToken = ""; //令牌
string strJsapiTicket = ""; //票据
DateTime dtmTicketExpire = DefaultTime; //票据到期时间
string strResult = "";
JsonData jsdResult;
JsonResult jsrReturn = new JsonResult();
string strNonce = "";
string strTimestamp = "";
string strSignature = "";
try
{
if (string.IsNullOrEmpty(Request.Form["strUrl"]))
{
throw new Exception("strUrl为空！");
}
strUrl = Request.Form["strUrl"].Trim();
WriteLog("Weixin", "WxJsapiAuthorize", "strUrl：" + strUrl);
Dictionary <string, object> dicTicket = new Dictionary <string, object>();
dicTicket = GetJsapiTicket(strUrl);
if (dicTicket.Count <= 0)
{
#region 获得微信JS接口的临时票据
strGet = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=" + WxConfig.AppID + "&secret=" + WxConfig.AppSecret;
strResult = WxHttp.Get(strGet);
jsdResult = JsonMapper.ToObject(strResult);
strAccessToken = (string)jsdResult["access_token"];
WriteLog("Weixin", "WxJsapiAuthorize", "strAccessToken：" + strAccessToken);
strGet = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token=" + strAccessToken + "&type=jsapi";
dtmTicketExpire = DateTime.Now;
strResult = WxHttp.Get(strGet);
jsdResult = JsonMapper.ToObject(strResult);
strJsapiTicket = (string)jsdResult["ticket"];
WriteLog("Weixin", "WxJsapiAuthorize", "strJsapiTicket：" + strJsapiTicket);
dtmTicketExpire = dtmTicketExpire.AddMinutes(110);
dicTicket = new Dictionary <string, object>();
dicTicket.Add("Ticket", strJsapiTicket);
dicTicket.Add("Expire", dtmTicketExpire);
SetJsapiTicket(strUrl, dicTicket);
#endregion 获得微信JS接口的临时票据
}
else
{
if (dicTicket.ContainsKey("Ticket"))
{
strJsapiTicket = (string)dicTicket["Ticket"];
}
if (dicTicket.ContainsKey("Expire"))
{
dtmTicketExpire = (DateTime)dicTicket["Expire"];
}
if (dtmTicketExpire <= DateTime.Now || strJsapiTicket == "")
{
#region 获得微信JS接口的临时票据
strGet = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=" + WxConfig.AppID + "&secret=" + WxConfig.AppSecret;
strResult = WxHttp.Get(strGet);
jsdResult = JsonMapper.ToObject(strResult);
strAccessToken = (string)jsdResult["access_token"];
WriteLog("Weixin", "WxJsapiAuthorize", "strAccessToken：" + strAccessToken);
strGet = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token=" + strAccessToken + "&type=jsapi";
dtmTicketExpire = DateTime.Now;
strResult = WxHttp.Get(strGet);
jsdResult = JsonMapper.ToObject(strResult);
strJsapiTicket = (string)jsdResult["ticket"];
WriteLog("Weixin", "WxJsapiAuthorize", "strJsapiTicket：" + strJsapiTicket);
dtmTicketExpire = dtmTicketExpire.AddMinutes(110);
dicTicket = new Dictionary <string, object>();
dicTicket.Add("Ticket", strJsapiTicket);
dicTicket.Add("Expire", dtmTicketExpire);
SetJsapiTicket(strUrl, dicTicket);
#endregion 获得微信JS接口的临时票据
}
}
WxData wxdTicket = new WxData();
strNonce = WxApi.GenerateNonceStr();
wxdTicket.SetValue("noncestr", strNonce);
wxdTicket.SetValue("jsapi_ticket", strJsapiTicket);
strTimestamp = WxApi.GenerateTimeStamp();
wxdTicket.SetValue("timestamp", strTimestamp);
wxdTicket.SetValue("url", strUrl);
string strParam = wxdTicket.ToUrl();
WriteLog("Weixin", "WxJsapiAuthorize", "strParam：" + strParam);
strSignature = GetSwcSH1(strParam);// FormsAuthentication.HashPasswordForStoringInConfigFile(strParam, "SHA1");
WriteLog("Weixin", "WxJsapiAuthorize", "strSignature：" + strSignature);
jsrReturn.Data = new { Result = 1, AppID = WxConfig.AppID, Timestamp = strTimestamp, Noncestr = strNonce, Signature = strSignature };
}
catch (Exception ex)
{
WriteLog("Weixin", "WxJsapiAuthorize", "Exception：" + ex.Message.ToString());
jsrReturn.Data = new { Result = -99, Message = ex.Message.ToString() };
}
return(jsrReturn);
}
/// <summary>
/// 通过OpenID和AccessToken拉取用户信息的返回数据，正确时返回的JSON数据包如下：
/// {
/// "openid":" OPENID", //用户的唯一标识
/// "nickname": NICKNAME, //用户昵称
/// "sex":"1",//用户的性别，值为1时是男性，值为2时是女性，值为0时是未知
/// "province":"PROVINCE"//用户个人资料填写的省份
/// "city":"CITY",//普通用户个人资料填写的城市
/// "country":"COUNTRY",//国家，如中国为CN
/// "headimgurl": "http://wx.qlogo.cn/mmopen/g3MonUZtNHkdmzicIlibx6iaFqAc56vxLSUfpb6n5WKSYVY0ChQKkiaJSgQ1dZuTOgvLLrhJbERQQ4eMsv84eavHiaiceqxibJxCfHe/46", //用户头像，最后一个数值代表正方形头像大小（有0、46、64、96、132数值可选，0代表640*640正方形头像），用户没有头像时该项为空。若用户更换头像，原有头像URL将失效。
/// "privilege":["PRIVILEGE1","PRIVILEGE2"],//用户特权信息，json 数组，如微信沃卡用户为（chinaunicom）
/// "unionid": "o6_bmasdasdsad6_2sgVt7hMZOPfL"//只有在用户将公众号绑定到微信开放平台帐号后，才会出现该字段。
/// }
/// 更详细的说明请参考：http://mp.weixin.qq.com/wiki/17/c0f37d5704f0b64713d5d2c37b468d75.html
/// </summary>
/// <param name="OpenID"></param>
/// <param name="AccessToken"></param>
public void GetUserInfoFromOpenidAndAccessToken(string OpenID, string AccessToken)
{
try
{
//构造拉取用户信息的url
WxData data = new WxData();
data.SetValue("access_token", AccessToken);
data.SetValue("openid", OpenID);
data.SetValue("lang", "zh_CN");
string url = "https://api.weixin.qq.com/sns/userinfo?" + data.ToUrl();
//请求url以获取数据
string result = HttpService.Get(url);
Log.Debug(this.GetType().ToString(), "通过OpenID和AccessToken拉取用户信息(GetUserInfoFromOpenidAndAccessToken) response数据 : " + result);
JsonData jd = JsonMapper.ToObject(result);
if (!string.IsNullOrEmpty((string)jd["openid"]))
{
UserInfoResult = new WxData();
UserInfoResult.SetValue("openid", (string)jd["openid"]);
UserInfoResult.SetValue("nickname", (string)jd["nickname"]);
UserInfoResult.SetValue("sex", (int)jd["sex"]);
UserInfoResult.SetValue("language", (string)jd["language"]);
UserInfoResult.SetValue("city", (string)jd["city"]);
UserInfoResult.SetValue("province", (string)jd["province"]);
UserInfoResult.SetValue("country", (string)jd["country"]);
UserInfoResult.SetValue("headimgurl", (string)jd["headimgurl"]);
if (jd["privilege"].IsArray)
{
string strArray = "";
JsonData jdItems = jd["privilege"];
for (int i = 0; i < jdItems.Count; i++)
{
strArray = strArray + (string)jdItems[i] + ",";
}
strArray = strArray.TrimEnd(',');
UserInfoResult.SetValue("privilege", strArray);
}
if (((IDictionary)jd).Contains("unionid"))
{
UserInfoResult.SetValue("unionid", (string)jd["unionid"]);
}
Log.Debug(this.GetType().ToString(), "用户信息 openid: " + UserInfoResult.GetValue("openid"));
Log.Debug(this.GetType().ToString(), "用户信息 nickname: " + UserInfoResult.GetValue("nickname"));
Log.Debug(this.GetType().ToString(), "用户信息 sex: " + UserInfoResult.GetValue("sex"));
Log.Debug(this.GetType().ToString(), "用户信息 language: " + UserInfoResult.GetValue("language"));
Log.Debug(this.GetType().ToString(), "用户信息 city: " + UserInfoResult.GetValue("city"));
Log.Debug(this.GetType().ToString(), "用户信息 province: " + UserInfoResult.GetValue("province"));
Log.Debug(this.GetType().ToString(), "用户信息 country: " + UserInfoResult.GetValue("country"));
Log.Debug(this.GetType().ToString(), "用户信息 headimgurl: " + UserInfoResult.GetValue("headimgurl"));
Log.Debug(this.GetType().ToString(), "用户信息 privilege: " + UserInfoResult.GetValue("privilege"));
if (UserInfoResult.IsSet("unionid"))
{
Log.Debug(this.GetType().ToString(), "用户信息 unionid: " + UserInfoResult.GetValue("unionid"));
}
}
else
{
Log.Error(this.GetType().ToString(), "通过OpenID和AccessToken拉取用户信息失败 errcode : " + (string)jd["errcode"]);
Log.Error(this.GetType().ToString(), "通过OpenID和AccessToken拉取用户信息失败 errmsg : " + (string)jd["errmsg"]);
}
}
catch (Exception ex)
{
Log.Error(this.GetType().ToString(), ex.ToString());
throw new WxException(ex.ToString());
}
}
/// <summary>
/// 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。
/// 第三步：拉取用户信息（scopeType＝1时）
/// </summary>
/// <param name="scopeType">0：snsapi_base；1：snsapi_userinfo；</param>
public void GetOpenidAndAccessToken(int scopeType)
{
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(), "网页授权获取用户基本信息Get code : " + code);
GetOpenidAndAccessTokenFromCode(code);
if (scopeType == 1)
{
GetUserInfoFromOpenidAndAccessToken(openid, access_token);
}
}
else
{
//构造网页授权获取code的URL
//取提交页面的完整URL，包括请求参数
string redirect_uri = HttpUtility.UrlEncode(page.Request.Url.ToString());
WxData data = new WxData();
data.SetValue("appid", WxConfig.APPID);
data.SetValue("redirect_uri", redirect_uri);
data.SetValue("response_type", "code");
data.SetValue("scope", (scopeType == 0) ? "snsapi_base" : "snsapi_userinfo");
data.SetValue("state", "STATE" + "#wechat_redirect");
string url = "https://open.weixin.qq.com/connect/oauth2/authorize?" + data.ToUrl();
Log.Debug(this.GetType().ToString(), "网页授权获取用户基本信息跳转到URL : " + url);
try
{
//触发微信返回code码
//Redirect函数会抛出ThreadAbortException异常，不用处理这个异常
page.Response.Redirect(url);
}
catch (System.Threading.ThreadAbortException ex)
{
}
}
}