public virtual async Task <IActionResult> SignUpExternal([FromBody][Required] SignupExternal signupExternal, CancellationToken cancellationToken = default)
{
var user = await this.SecurityManager
.SignUpExternalAsync(signupExternal, cancellationToken);
return(this.Created("Signup", user));
}
/// <summary>
/// Signs in a user, using an external login provider.
/// This method should be invoked after getting callback response from external login provider.
/// </summary>
/// <param name="loginExternalCallback">The <see cref="LoginExternalCallback"/>.</param>
/// <param name="cancellationToken">The <see cref="CancellationToken"/>.</param>
/// <returns>The <see cref="AccessToken"/>.</returns>
public virtual async Task <AccessToken> SignInExternalAsync(LoginExternalCallback loginExternalCallback, CancellationToken cancellationToken = default)
{
if (loginExternalCallback == null)
{
throw new ArgumentNullException(nameof(loginExternalCallback));
}
if (loginExternalCallback.RemoteError != null)
{
throw new UnauthorizedAccessException(loginExternalCallback.RemoteError);
}
var externalLoginInfo = await this.SignInManager
.GetExternalLoginInfoAsync();
if (externalLoginInfo == null)
{
throw new NullReferenceException(nameof(externalLoginInfo));
}
var result = await this.SignInManager
.ExternalLoginSignInAsync(externalLoginInfo.LoginProvider, externalLoginInfo.ProviderKey, false, true);
IdentityUser user;
if (result.Succeeded)
{
user = await this.UserManager
.FindByLoginAsync(externalLoginInfo.LoginProvider, externalLoginInfo.ProviderKey);
return(await this.UserManager
.GenerateJwtToken(user, this.Options));
}
if (result.IsLockedOut)
{
throw new UnauthorizedLockoutException();
}
var emailClaim = externalLoginInfo.Principal.Claims
.FirstOrDefault(x => x.Type == ClaimTypes.Email);
if (emailClaim == null)
{
throw new UnauthorizedEmailException();
}
var signupExternal = new SignupExternal
{
Username = emailClaim.Value,
Email = emailClaim.Value
};
user = await this.SignUpExternalAsync(signupExternal, cancellationToken);
return(await this.UserManager
.GenerateJwtToken(user, this.Options));
}
/// <summary>
/// Completes a sign-up after successfull external logn.
/// The user is created and linked to the external login provider.
/// </summary>
/// <param name="signupExternal">The <see cref="SignupExternal"/>.</param>
/// <param name="cancellationToken">The <see cref="CancellationToken"/>.</param>
/// <returns>The <see cref="IdentityUser"/>.</returns>
public virtual async Task <IdentityUser> SignUpExternalAsync(SignupExternal signupExternal, CancellationToken cancellationToken = default)
{
if (signupExternal == null)
{
throw new ArgumentNullException(nameof(signupExternal));
}
var externalLoginInfo = await this.SignInManager
.GetExternalLoginInfoAsync();
if (externalLoginInfo == null)
{
throw new NullReferenceException(nameof(externalLoginInfo));
}
var user = new IdentityUser
{
UserName = signupExternal.Username,
Email = signupExternal.Email
};
var result = await this.UserManager
.CreateAsync(user);
if (!result.Succeeded)
{
this.ThrowErrors(result.Errors);
}
result = await this.UserManager
.AddLoginAsync(user, externalLoginInfo);
if (!result.Succeeded)
{
this.ThrowErrors(result.Errors);
}
return(user);
}
