public async Task <IActionResult> Facebook([FromBody] FacebookAuthRequest model)
{
var token = await this.externalAuthService.ExternalLoginOrRegister(model.AccessToken);
if (token == null)
{
this.ModelState.TryAddModelError("external_auth_failure", "Failed to create local user account.");
return(this.BadRequest(this.ModelState));
}
return(this.Ok(token));
}
public async Task <ActionResult <AuthenticationResponse> > GetFacebookJWT([FromBody] FacebookAuthRequest facebookAuthRequest)
{
// 1.create a token and an http client
string token = string.Empty;
var httpClient = _httpClientFactory.CreateClient();
// 2.get AppId and AppSecrete
// string appId = _configuration["Authentication:Facebook:AppId"];
// string appSecrete = _configuration["Authentication:Facebook:AppSecrete"];
// Console.WriteLine("\nApp Id : " + appId);
// Console.WriteLine("Secrete Id : " + appSecrete + "\n");
// // 3. generate an app access token
// var appAccessRequest = $"https://graph.facebook.com/oauth/access_token?client_id={appId}&client_secret={appSecrete}&grant_type=client_credentials";
// var appAccessTokenResponse = await httpClient.GetFromJsonAsync<FacebookAppAccessToken>(appAccessRequest);
// Console.WriteLine("App Access Token : " + appAccessTokenResponse.Access_Token);
// Console.WriteLine("Auth Request Access Token : " + facebookAuthRequest.AccessToken + "\n");
// // 4. validate the user access token
// var userAccessValidationRequest = $"https://graph.facebook.com/debug_token?input_token={facebookAuthRequest.AccessToken}&access_token={appAccessTokenResponse.Access_Token}";
// var userAccessTokenValidationResponse = await httpClient.GetFromJsonAsync<FacebookUserAccessTokenValidation>(userAccessValidationRequest);
// Console.WriteLine("Is Token Valid : " + userAccessTokenValidationResponse.Data?.Is_Valid + "\n");
// if (!userAccessTokenValidationResponse.Data.Is_Valid)
// return BadRequest();
// 5. we've got a valid token so we can request user data from facebook
var userDataRequest = $"https://graph.facebook.com/v11.0/me?fields=id,email,first_name,last_name,name,gender,locale,birthday,picture&access_token={facebookAuthRequest.AccessToken}";
var facebookUserData = await httpClient.GetFromJsonAsync <FacebookUserData>(userDataRequest);
Console.WriteLine("Facebook Email Address : " + facebookUserData.Email + "\n");
//6. try to find the user in the database or create a new account
var loggedInUser = await GetUserByEmailAddress(facebookUserData.Email);
//7. generate the token
if (loggedInUser == null)
{
loggedInUser = await CreateExternalUser(facebookUserData.Email);
}
token = GenerateJwtToken(loggedInUser);
Console.WriteLine("JWT : " + token + "\n");
httpClient.Dispose();
return(await Task.FromResult(new AuthenticationResponse()
{
Token = token
}));
}
public async Task <IActionResult> FacebookAuth([FromBody] FacebookAuthRequest request)
{
var authResponse = await _delivermanService.FacebookLoginDeliverymanAsync(request.AccessToken);
if (!authResponse.Success)
{
return(BadRequest(new AuthFailedResponse {
Errors = authResponse.Errors
}));
}
return(Ok(new AuthSuccessResponse {
Token = authResponse.Token
}));
}
public async Task <ActionResult <AuthenticationResponse> > GetFacebookJWT([FromBody] FacebookAuthRequest facebookAuthRequest)
{
// 1.create a token and an http client
string token = string.Empty;
var client = _httpClientFactory.CreateClient();
// 2.get AppId and AppSecrete
string appId = _configuration["Authentication:Facebook:AppId"];
string appSecrete = _configuration["Authentication:Facebook:AppSecrete"];
Console.WriteLine("\nApp Id : " + appId);
Console.WriteLine("Secrete Id : " + appSecrete + "\n");
// 3. generate an app access token
var appAccessRequest = $"https://graph.facebook.com/oauth/access_token?client_id={appId}&client_secret={appSecrete}&grant_type=client_credentials";
var appAccessTokenResponse = await client.GetFromJsonAsync <FacebookAppAccessToken>(appAccessRequest);
Console.WriteLine("App Access Token : " + appAccessTokenResponse.Access_Token);
Console.WriteLine("Auth Request Access Token : " + facebookAuthRequest.AccessToken + "\n");
// 4. validate the user access token
var userAccessValidationRequest = $"https://graph.facebook.com/debug_token?input_token={facebookAuthRequest.AccessToken}&access_token={appAccessTokenResponse.Access_Token}";
var userAccessTokenValidationResponse = await client.GetFromJsonAsync <FacebookUserAccessTokenValidation>(userAccessValidationRequest);
Console.WriteLine("Is Token Valid : " + userAccessTokenValidationResponse.Data?.Is_Valid + "\n");
if (!userAccessTokenValidationResponse.Data.Is_Valid)
{
return(BadRequest());
}
// 5. we've got a valid token so we can request user data from facebook
var userDataRequest = $"https://graph.facebook.com/v11.0/me?fields=id,email,first_name,last_name,name,gender,locale,birthday,picture&access_token={facebookAuthRequest.AccessToken}";
var facebookUserData = await client.GetFromJsonAsync <FacebookUserData>(userDataRequest);
Console.WriteLine("Facebook Email Address : " + facebookUserData.Email + "\n");
//6. try to find the user in the database or create a new account
var loggedInUser = await _context.Users.Where(user => user.EmailAddress == facebookUserData.Email).FirstOrDefaultAsync();
//7. generate the token
if (loggedInUser == null)
{
loggedInUser = new User();
loggedInUser.UserId = _context.Users.Max(user => user.UserId) + 1;
loggedInUser.EmailAddress = User.FindFirstValue(ClaimTypes.Email);
loggedInUser.Password = Utility.Encrypt(loggedInUser.EmailAddress);
loggedInUser.Source = "EXTL";
_context.Users.Add(loggedInUser);
await _context.SaveChangesAsync();
}
token = GenerateJwtToken(loggedInUser);
Console.WriteLine("JWT : " + token + "\n");
return(await Task.FromResult(new AuthenticationResponse()
{
Token = token
}));
}
public async Task <IActionResult> FacebookSignIn(FacebookAuthRequest request)
{
var response = await _authRepo.FacebookSignIn(request.Token);
return(HandleServiceResponse(response));
}
