BookStack/app/Http/Controllers/Auth/SocialController.php

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<?php
namespace BookStack\Http\Controllers\Auth;
use BookStack\Auth\Access\LoginService;
use BookStack\Auth\Access\RegistrationService;
use BookStack\Auth\Access\SocialAuthService;
use BookStack\Exceptions\SocialDriverNotConfigured;
use BookStack\Exceptions\SocialSignInAccountNotUsed;
use BookStack\Exceptions\SocialSignInException;
use BookStack\Exceptions\UserRegistrationException;
use BookStack\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Illuminate\Support\Str;
use Laravel\Socialite\Contracts\User as SocialUser;
class SocialController extends Controller
{
protected SocialAuthService $socialAuthService;
protected RegistrationService $registrationService;
protected LoginService $loginService;
/**
* SocialController constructor.
*/
public function __construct(
SocialAuthService $socialAuthService,
RegistrationService $registrationService,
LoginService $loginService
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) {
$this->middleware('guest')->only(['getRegister', 'postRegister']);
$this->socialAuthService = $socialAuthService;
$this->registrationService = $registrationService;
$this->loginService = $loginService;
}
/**
* Redirect to the relevant social site.
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*
* @throws SocialDriverNotConfigured
*/
public function login(string $socialDriver)
{
session()->put('social-callback', 'login');
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return $this->socialAuthService->startLogIn($socialDriver);
}
/**
* Redirect to the social site for authentication intended to register.
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*
* @throws SocialDriverNotConfigured
* @throws UserRegistrationException
*/
public function register(string $socialDriver)
{
$this->registrationService->ensureRegistrationAllowed();
session()->put('social-callback', 'register');
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return $this->socialAuthService->startRegister($socialDriver);
}
/**
* The callback for social login services.
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*
* @throws SocialSignInException
* @throws SocialDriverNotConfigured
* @throws UserRegistrationException
*/
public function callback(Request $request, string $socialDriver)
{
if (!session()->has('social-callback')) {
throw new SocialSignInException(trans('errors.social_no_action_defined'), '/login');
}
// Check request for error information
if ($request->has('error') && $request->has('error_description')) {
throw new SocialSignInException(trans('errors.social_login_bad_response', [
'socialAccount' => $socialDriver,
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'error' => $request->get('error_description'),
]), '/login');
}
$action = session()->pull('social-callback');
// Attempt login or fall-back to register if allowed.
$socialUser = $this->socialAuthService->getSocialUser($socialDriver);
if ($action === 'login') {
try {
return $this->socialAuthService->handleLoginCallback($socialDriver, $socialUser);
} catch (SocialSignInAccountNotUsed $exception) {
if ($this->socialAuthService->driverAutoRegisterEnabled($socialDriver)) {
return $this->socialRegisterCallback($socialDriver, $socialUser);
}
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throw $exception;
}
}
if ($action === 'register') {
return $this->socialRegisterCallback($socialDriver, $socialUser);
}
return redirect()->back();
}
/**
* Detach a social account from a user.
*/
public function detach(string $socialDriver)
{
$this->socialAuthService->detachSocialAccount($socialDriver);
session()->flash('success', trans('settings.users_social_disconnected', ['socialAccount' => Str::title($socialDriver)]));
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return redirect(user()->getEditUrl());
}
/**
* Register a new user after a registration callback.
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*
* @throws UserRegistrationException
*/
protected function socialRegisterCallback(string $socialDriver, SocialUser $socialUser)
{
$socialUser = $this->socialAuthService->handleRegistrationCallback($socialDriver, $socialUser);
$socialAccount = $this->socialAuthService->newSocialAccount($socialDriver, $socialUser);
$emailVerified = $this->socialAuthService->driverAutoConfirmEmailEnabled($socialDriver);
// Create an array of the user data to create a new user instance
$userData = [
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'name' => $socialUser->getName(),
'email' => $socialUser->getEmail(),
'password' => Str::random(32),
];
// Take name from email address if empty
if (!$userData['name']) {
$userData['name'] = explode('@', $userData['email'])[0];
}
$user = $this->registrationService->registerUser($userData, $socialAccount, $emailVerified);
$this->showSuccessNotification(trans('auth.register_success'));
$this->loginService->login($user, $socialDriver);
return redirect('/');
}
}