// GET: Account
public ActionResult Index()
{
GetOpenid getopenid = ReGetOpenId();
WxUserData userdata = null;
if (getopenid.status == "OK")
{
//拿到了openid,去数据库看是否有绑定，有绑定就获得用户信息。
using (var userBll = new UserBLL())
{
userdata = userBll.GetUserBlanceInfo(getopenid.openid);
}
if (userdata.Result == "该用户未绑定")
{
// System.Web.HttpContext.Current.Response.Redirect("Account/Register");
return(View("Register"));
}
}
return(View(userdata));
}
/// <summary>
/// 获得用户登录进来的openid
/// </summary>
public static GetOpenid ReGetOpenId()
{
string CodeUrl = "";
string url = "";
GetOpenid getopenid = new GetOpenid();
//先要判断是否是获取code后跳转过来的
if (System.Web.HttpContext.Current.Request.QueryString["code"] == "" || System.Web.HttpContext.Current.Request.QueryString["code"] == null)
{
//Code为空时，那就先去先获取Code
url = System.Web.HttpContext.Current.Request.Url.AbsoluteUri; //获取当前url
url = System.Web.HttpUtility.UrlEncode(url); //对url进行编码
CodeUrl = string.Format("https://open.weixin.qq.com/connect/oauth2/authorize?appid=" + WxPayConfig.APPID + "&redirect_uri=" + url + "?action=viewtest&response_type=code&scope=snsapi_base&state=1#wechat_redirect");
System.Web.HttpContext.Current.Response.Redirect(CodeUrl);//先跳转到微信的服务器，取得code后会跳回来这页面的
}
else
{
// 跳回来后根据Code获取用户的openid、access_token
url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=" + WxPayConfig.APPID + "&secret=" + WxPayConfig.APPSECRET + "&code=" + System.Web.HttpContext.Current.Request.QueryString["Code"] + "&grant_type=authorization_code";
//设置HttpClientHandler的AutomaticDecompression
var handler = new HttpClientHandler()
{
AutomaticDecompression = DecompressionMethods.GZip
};
//创建HttpClient
using (var http = new HttpClient(handler))
{
HttpResponseMessage response = http.GetAsync(url).Result;
if (response.IsSuccessStatusCode)
{
string responseJson = response.Content.ReadAsStringAsync().Result;
//序列化
OAuth_Token ac = new OAuth_Token();
ac = JSONHelper.JsonDeserialize <OAuth_Token>(responseJson);
WxPayData data = new WxPayData();
data.SetValue("openid", ac.openid);
data.SetValue("access_token", ac.access_token);
data.SetValue("expires_in", ac.expires_in);
data.SetValue("scope", ac.scope);
data.SetValue("refresh_token", ac.refresh_token);
System.Web.HttpContext.Current.Session["openid"] = ac.openid;
getopenid.openid = ac.openid;
getopenid.code = System.Web.HttpContext.Current.Request.QueryString["code"];
getopenid.status = "OK";
}
else
{
getopenid.code = System.Web.HttpContext.Current.Request.QueryString["code"];
getopenid.status = "error,StatusCode:" + response.StatusCode.ToString();
}
}
}
return(getopenid);
}
