/// <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);
}
