Viewing file:  AuthenticatesUsers.php (5.76 KB) -rw-r--r--
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<?php
namespace Illuminate\Foundation\Auth;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Lang;
trait AuthenticatesUsers
{
use RedirectsUsers;
/**
* Show the application login form.
*
* @return \Illuminate\Http\Response
*/
public function getLogin()
{
return $this->showLoginForm();
}
/**
* Show the application login form.
*
* @return \Illuminate\Http\Response
*/
public function showLoginForm()
{
$view = property_exists($this, 'loginView')
? $this->loginView : 'auth.authenticate';
if (view()->exists($view)) {
return view($view);
}
return view('auth.login');
}
/**
* Handle a login request to the application.
*
* @param \Illuminate\Http\Request $request
* @return \Illuminate\Http\Response
*/
public function postLogin(Request $request)
{
return $this->login($request);
}
/**
* Handle a login request to the application.
*
* @param \Illuminate\Http\Request $request
* @return \Illuminate\Http\Response
*/
public function login(Request $request)
{
$this->validateLogin($request);
// If the class is using the ThrottlesLogins trait, we can automatically throttle
// the login attempts for this application. We'll key this by the username and
// the IP address of the client making these requests into this application.
$throttles = $this->isUsingThrottlesLoginsTrait();
if ($throttles && $lockedOut = $this->hasTooManyLoginAttempts($request)) {
$this->fireLockoutEvent($request);
return $this->sendLockoutResponse($request);
}
$credentials = $this->getCredentials($request);
if (Auth::guard($this->getGuard())->attempt($credentials, $request->has('remember'))) {
return $this->handleUserWasAuthenticated($request, $throttles);
}
// If the login attempt was unsuccessful we will increment the number of attempts
// to login and redirect the user back to the login form. Of course, when this
// user surpasses their maximum number of attempts they will get locked out.
if ($throttles && ! $lockedOut) {
$this->incrementLoginAttempts($request);
}
return $this->sendFailedLoginResponse($request);
}
/**
* Validate the user login request.
*
* @param \Illuminate\Http\Request $request
* @return void
*/
protected function validateLogin(Request $request)
{
$this->validate($request, [
$this->loginUsername() => 'required', 'password' => 'required',
]);
}
/**
* Send the response after the user was authenticated.
*
* @param \Illuminate\Http\Request $request
* @param bool $throttles
* @return \Illuminate\Http\Response
*/
protected function handleUserWasAuthenticated(Request $request, $throttles)
{
if ($throttles) {
$this->clearLoginAttempts($request);
}
if (method_exists($this, 'authenticated')) {
return $this->authenticated($request, Auth::guard($this->getGuard())->user());
}
return redirect()->intended($this->redirectPath());
}
/**
* Get the failed login response instance.
*
* @param \Illuminate\Http\Request $request
* @return \Illuminate\Http\Response
*/
protected function sendFailedLoginResponse(Request $request)
{
return redirect()->back()
->withInput($request->only($this->loginUsername(), 'remember'))
->withErrors([
$this->loginUsername() => $this->getFailedLoginMessage(),
]);
}
/**
* Get the failed login message.
*
* @return string
*/
protected function getFailedLoginMessage()
{
return Lang::has('auth.failed')
? Lang::get('auth.failed')
: 'These credentials do not match our records.';
}
/**
* Get the needed authorization credentials from the request.
*
* @param \Illuminate\Http\Request $request
* @return array
*/
protected function getCredentials(Request $request)
{
return $request->only($this->loginUsername(), 'password');
}
/**
* Log the user out of the application.
*
* @return \Illuminate\Http\Response
*/
public function getLogout()
{
return $this->logout();
}
/**
* Log the user out of the application.
*
* @return \Illuminate\Http\Response
*/
public function logout()
{
Auth::guard($this->getGuard())->logout();
return redirect(property_exists($this, 'redirectAfterLogout') ? $this->redirectAfterLogout : '/');
}
/**
* Get the guest middleware for the application.
*/
public function guestMiddleware()
{
$guard = $this->getGuard();
return $guard ? 'guest:'.$guard : 'guest';
}
/**
* Get the login username to be used by the controller.
*
* @return string
*/
public function loginUsername()
{
return property_exists($this, 'username') ? $this->username : 'email';
}
/**
* Determine if the class is using the ThrottlesLogins trait.
*
* @return bool
*/
protected function isUsingThrottlesLoginsTrait()
{
return in_array(
ThrottlesLogins::class, class_uses_recursive(static::class)
);
}
/**
* Get the guard to be used during authentication.
*
* @return string|null
*/
protected function getGuard()
{
return property_exists($this, 'guard') ? $this->guard : null;
}
}
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