public IActionResult FacebookLogin(string returnUrl)
{
if (!_externalAuthenticationService.AuthenticationProviderIsAvailable(FacebookAuthenticationDefaults.ProviderSystemName))
{
throw new GrandException("Facebook authentication module cannot be loaded");
}
if (string.IsNullOrEmpty(_facebookExternalAuthSettings.ClientKeyIdentifier) || string.IsNullOrEmpty(_facebookExternalAuthSettings.ClientSecret))
{
throw new GrandException("Facebook authentication module not configured");
}
//configure login callback action
var authenticationProperties = new AuthenticationProperties {
RedirectUri = Url.Action("FacebookLoginCallback", "FacebookAuthentication", new { returnUrl = returnUrl })
};
return(Challenge(authenticationProperties, FacebookDefaults.AuthenticationScheme));
}
private async Task PrepareExternalAuth(CustomerInfoModel model, GetInfo request)
{
model.NumberOfExternalAuthenticationProviders = _externalAuthenticationService
.LoadActiveAuthenticationProviders(request.Customer, request.Store).Count;
foreach (var ear in await _externalAuthenticationService.GetExternalIdentifiers(request.Customer))
{
if (!_externalAuthenticationService.AuthenticationProviderIsAvailable(ear.ProviderSystemName))
{
continue;
}
var authMethod = _externalAuthenticationService.LoadAuthenticationProviderBySystemName(ear.ProviderSystemName);
model.AssociatedExternalAuthRecords.Add(new CustomerInfoModel.AssociatedExternalAuthModel {
Id = ear.Id,
Email = ear.Email,
ExternalIdentifier = ear.ExternalDisplayIdentifier,
AuthMethodName = authMethod.FriendlyName
});
}
}
