public async Task <object> Facebook([FromBody] FacebookDto model)
{
String fbAppId = configuration["Facebook:AppId"];
String fbAppSecret = configuration["Facebook:AppSecret"];
var appAccessTokenResponse = await Client.GetStringAsync($"https://graph.facebook.com/oauth/access_token?client_id={fbAppId}&client_secret={fbAppSecret}&grant_type=client_credentials");
var appAccessToken = JsonConvert.DeserializeObject <FacebookAppAccessToken>(appAccessTokenResponse);
var userAccessTokenValidationResponse = await Client.GetStringAsync($"https://graph.facebook.com/debug_token?input_token={model.AccessToken}&access_token={appAccessToken.AccessToken}");
var userAccessTokenValidation = JsonConvert.DeserializeObject <FacebookUserAccessTokenValidation>(userAccessTokenValidationResponse);
if (!userAccessTokenValidation.Data.IsValid)
{
return(BadRequest("Invalid facebook token."));
}
var userInfoResponse = await Client.GetStringAsync($"https://graph.facebook.com/v3.1/me?fields=id,email,first_name,last_name,name,gender,locale,birthday,picture&access_token={model.AccessToken}");
var userInfo = JsonConvert.DeserializeObject <FacebookUserData>(userInfoResponse);
var user = await userManager.FindByEmailAsync(userInfo.Email);
if (user == null)
{
var newUser = new User
{
FirstName = userInfo.FirstName,
LastName = userInfo.LastName,
UserName = userInfo.Email,
Email = userInfo.Email,
FacebookId = userInfo.Id
};
var result = await userManager.CreateAsync(newUser, Convert.ToBase64String(Guid.NewGuid().ToByteArray()).Substring(0, 8));
if (!result.Succeeded)
{
return(BadRequest("Failed to register new facebook user."));
}
await signInManager.SignInAsync(newUser, false);
}
var localUser = await userManager.FindByNameAsync(userInfo.Email);
if (localUser == null)
{
return(BadRequest("Failed to create local user account."));
}
await signInManager.SignInAsync(user, false);
return(GenerateJwtToken(localUser.Email, localUser));
}
public IActionResult FacebookPost([FromBody] FacebookDto facebookdto)
{
var user = _mapper.Map <UserDetails>(facebookdto);
user.Username = facebookdto.Name;
user.PhotoUrl = "dummy-dp";
var fbuser = _userService.Create(user);
return(Ok(new {
Id = fbuser.UserId,
Email = fbuser.Email,
Username = fbuser.Username,
FirstName = fbuser.FirstName,
LastName = fbuser.LastName
}));
}
public async Task <string> ValidateUser([FromBody] FacebookDto facebookDto)
{
var client = new HttpClient();
client.DefaultRequestHeaders.Accept.Clear();
client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
try
{
AppConfig api = new AppConfig();
var stringTask = await client.PostAsync(api.facebookurl + "api/Facebookapi", new StringContent(JsonConvert.SerializeObject(facebookDto), Encoding.UTF8, "application/json"));
var msg = stringTask.Content.ReadAsStringAsync().Result;
return(msg);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
return(null);
}