public IActionResult GoogleLogin()
{
string redirectUrl = Url.Action("GoogleResponse", "Account");
var properties = AppSignInManager.ConfigureExternalAuthenticationProperties("Google", redirectUrl);
return(new ChallengeResult("Google", properties));
}
public IActionResult ExternalLogin(string provider, string returnTo = null)
{
var redirectUrl = Url.RouteUrl("GetExternalLoginCallBack", new { returnTo }, Request.Scheme);
var properties = _signInManager.ConfigureExternalAuthenticationProperties(provider, redirectUrl);
return(Challenge(properties, provider));
}
public IActionResult OnPost(string provider, string returnUrl = null)
{
// Request a redirect to the external login provider.
var redirectUrl = Url.Page("./ExternalLogin", pageHandler: "Callback", values: new { returnUrl });
var properties = _signInManager.ConfigureExternalAuthenticationProperties(provider, redirectUrl);
return(new ChallengeResult(provider, properties));
}
public async Task <IActionResult> OnPostLinkLoginAsync(string provider)
{
// Clear the existing external cookie to ensure a clean login process
await HttpContext.SignOutAsync(IdentityConstants.ExternalScheme);
// Request a redirect to the external login provider to link a login for the current user
var redirectUrl = Url.Page("./ExternalLogins", pageHandler: "LinkLoginCallback");
var properties = _signInManager.ConfigureExternalAuthenticationProperties(provider, redirectUrl, _userManager.GetUserId(User));
return(new ChallengeResult(provider, properties));
}