//
// GET: /Account/WeChatAuth
public ActionResult WeChatAuth(string code, string state)
{
// 获取微信授权access_token
var client = new WeChatSnsClient();
var result = client.GetAccessToken(code);
if (!string.IsNullOrEmpty(result))
{
var json = JToken.Parse(result);
if (json["access_token"] != null && json["expires_in"] != null
&& json["refresh_token"] != null && json["openid"] != null && json["scope"] != null)
{
var scope = (ScopeType)Enum.Parse(typeof(ScopeType), json["scope"].Value<string>());
var accessToken = json["access_token"].Value<string>();
var openId = json["openid"].Value<string>();
UserWeChatDto.Authorize(new Guid(state), accessToken, json["expires_in"].Value<double>(),
json["refresh_token"].Value<string>(), openId, scope);
}
}
TempData["DataUrl"] = "data-url=/";
return RedirectToAction("Index", "Home");
}
//
// GET: /Account/WeChatLogin
public ActionResult WeChatLogin(ScopeType scope)
{
var user = UserDto.GetSession();
if (HttpContext.Request.Url != null)
{
var client = new WeChatSnsClient();
var openUri = client.GetOpenUrl($"http://{HttpContext.Request.Url.Host}/Account/WeChatAuth", scope, user.ID.ToString());
if (!string.IsNullOrEmpty(openUri))
{
TempData["DataUrl"] = $"data-url={openUri}";
return Redirect(openUri);
}
}
TempData["DataUrl"] = "data-url=/Account";
return RedirectToAction("Index", "Account");
}
public static UserWeChat Authorize(Guid userGuid, string accessToken, double expiresIn, string refreshToken,
string openId, ScopeType scope, bool anonymous = false)
{
using (var conn = new SqlConnection(DataAccess.ConnectString))
{
conn.Open();
var trans = conn.BeginTransaction();
try
{
IRepository repo = new Repository();
// 保存微信用户
var user = anonymous ? repo.Single<User>(userGuid) : UserDto.GetSession();
if (user != null && user.ID == userGuid)
{
var u = new UserWeChat();
if (repo.Any<UserWeChat>(userGuid))
{
u = repo.Single<UserWeChat>(userGuid);
}
u.ID = userGuid;
u.UserName = user.UserName;
u.LastAuthorizeDate = DateTime.Now;
u.AccessToken = accessToken;
u.AccessTokenExpiredDate = DateTime.Now.AddSeconds(expiresIn);
u.RefreshToken = refreshToken;
u.RefreshTokenExpiredDate = DateTime.Now.AddDays(30);
u.Gender = 0;
if (u.Province == null) u.Province = string.Empty;
if (u.City == null) u.City = string.Empty;
if (u.Country == null) u.Country = string.Empty;
if (u.HeadImgUrl == null) u.HeadImgUrl = string.Empty;
if (u.Privilege == null) u.Privilege = string.Empty;
if (u.UnionID == null) u.UnionID = string.Empty;
repo.Save(u, trans);
// 更新普通用户
user.WeChatOpenID = openId;
// 按scope，获取微信用户详情
if (scope.Equals(ScopeType.snsapi_userinfo))
{
var result = new WeChatSnsClient().GetUserInfo(accessToken, openId);
if (!string.IsNullOrEmpty(result))
{
var json = JToken.Parse(result);
user.WeChatNickName = json["nickname"].Value<string>();
u.Gender = json["sex"].Value<short>();
u.Province = json["province"].Value<string>();
u.City = json["city"].Value<string>();
u.Country = json["country"].Value<string>();
u.HeadImgUrl = json["headimgurl"].Value<string>();
u.Privilege = json["privilege"].Value<JArray>().ToString();
u.UnionID = json["unionid"] != null ? json["unionid"].Value<string>() : string.Empty;
repo.Update(u, trans);
}
}
// 更新user的openId, nickname
repo.Update(user, trans);
trans.Commit();
return u;
}
return null;
}
catch
{
trans.Rollback();
throw;
}
}
}
