public async Task <ActionResult> FacebookLogin(string token)
{
WebClient client = new WebClient();
string JsonResult = client.DownloadString(string.Concat(
"https://graph.facebook.com/me?access_token=", token));
JObject jsonUserInfo = JObject.Parse(JsonResult);
string id = jsonUserInfo.Value <string>("id");
string nameonFb = jsonUserInfo.Value <string>("name");
// store user's information here...
var getUserFacebook = await db.UserLogins.FirstOrDefaultAsync(u => u.IdFacebook == id);
if (getUserFacebook != null)
{
if (getUserFacebook.AvatarSyn == true) // cập nhật avatar tự động từ facebook
{
// update avatar
await AppHelper.AvatarSyn(getUserFacebook.IdFacebook);
}
// login\
var user = await UserManager.FindAsync(getUserFacebook.UserNameCopy, "cungphim.com@9999");
await SignInAsync(user, false);
AppHelper.SetCookieOfFace();
return(RedirectToAction("", "myprofile")); // Returun URL
}
else
{
return(View("ExternalLoginConfirmation", new ExternalLoginConfirmationViewModel {
UserName = AppHelper.ConvertToNonUnicode(nameonFb.RemoveSpecialString().Replace(" ", "")), Token = token
}));
}
//return View();
}
public async Task <ActionResult> ExternalLoginConfirmation(ExternalLoginConfirmationViewModel model, string returnUrl)
{
if (User.Identity.IsAuthenticated)
{
return(RedirectToAction("Manage"));
}
if (ModelState.IsValid)
{
WebClient client = new WebClient();
string JsonResult = client.DownloadString(string.Concat(
"https://graph.facebook.com/me?access_token=", model.Token));
// Json.Net is really helpful if you have to deal
// with Json from .Net http://json.codeplex.com/
JObject jsonUserInfo = JObject.Parse(JsonResult);
// you can get more user's info here. Please refer to:
// http://developers.facebook.com/docs/reference/api/user/
string name = jsonUserInfo.Value <string>("name");
string email = jsonUserInfo.Value <string>("email");
//string locale = jsonUserInfo.Value<string>("locale");
//string facebook_userID = jsonUserInfo.Value<string>("id");
string id = jsonUserInfo.Value <string>("id");
// Get the information about the user from the external login provider
var user = new ApplicationUser()
{
UserName = model.UserName,
PasswordHash = "cungphim.com@9999",
};
user.UserExtentLogin = new UserExtentLogin {
Email = email, KeyLogin = user.Id, CreatedDate = DateTime.Now, FullName = name, Verify = Verify.NO, UserNameCopy = model.UserName, IdFacebook = id, AvatarSyn = true
};
// check email
if (!string.IsNullOrEmpty(email))
{
var checkEmail = await db.UserLogins.FirstOrDefaultAsync(ul => ul.Email == email);
if (checkEmail != null)
{
OutputErrors("Email đã tồn tại trong hệ thống");
}
}
else
{
var result = await UserManager.CreateAsync(user, user.PasswordHash);
if (result.Succeeded)
{
await SignInAsync(user, isPersistent : false);
//send mail
// download avatar
await AppHelper.AvatarSyn(id);
AppHelper.SetCookieOfFace();
return(RedirectToAction("Index", "MyProfile"));
}
else
{
AddErrors(result);
}
}
}
ViewBag.ReturnUrl = returnUrl;
return(View(model));
}
