Viewing file:  Guard.php (4.44 KB) -rw-r--r--
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<?php
namespace Laravel\Sanctum;
use Illuminate\Contracts\Auth\Factory as AuthFactory;
use Illuminate\Http\Request;
use Illuminate\Support\Arr;
use Laravel\Sanctum\Events\TokenAuthenticated;
class Guard
{
/**
* The authentication factory implementation.
*
* @var \Illuminate\Contracts\Auth\Factory
*/
protected $auth;
/**
* The number of minutes tokens should be allowed to remain valid.
*
* @var int
*/
protected $expiration;
/**
* The provider name.
*
* @var string
*/
protected $provider;
/**
* Create a new guard instance.
*
* @param \Illuminate\Contracts\Auth\Factory $auth
* @param int $expiration
* @param string $provider
* @return void
*/
public function __construct(AuthFactory $auth, $expiration = null, $provider = null)
{
$this->auth = $auth;
$this->expiration = $expiration;
$this->provider = $provider;
}
/**
* Retrieve the authenticated user for the incoming request.
*
* @param \Illuminate\Http\Request $request
* @return mixed
*/
public function __invoke(Request $request)
{
foreach (Arr::wrap(config('sanctum.guard', 'web')) as $guard) {
if ($user = $this->auth->guard($guard)->user()) {
return $this->supportsTokens($user)
? $user->withAccessToken(new TransientToken)
: $user;
}
}
if ($token = $this->getTokenFromRequest($request)) {
$model = Sanctum::$personalAccessTokenModel;
$accessToken = $model::findToken($token);
if (! $this->isValidAccessToken($accessToken) ||
! $this->supportsTokens($accessToken->tokenable)) {
return;
}
$tokenable = $accessToken->tokenable->withAccessToken(
$accessToken
);
event(new TokenAuthenticated($accessToken));
if (method_exists($accessToken->getConnection(), 'hasModifiedRecords') &&
method_exists($accessToken->getConnection(), 'setRecordModificationState')) {
tap($accessToken->getConnection()->hasModifiedRecords(), function ($hasModifiedRecords) use ($accessToken) {
$accessToken->forceFill(['last_used_at' => now()])->save();
$accessToken->getConnection()->setRecordModificationState($hasModifiedRecords);
});
} else {
$accessToken->forceFill(['last_used_at' => now()])->save();
}
return $tokenable;
}
}
/**
* Determine if the tokenable model supports API tokens.
*
* @param mixed $tokenable
* @return bool
*/
protected function supportsTokens($tokenable = null)
{
return $tokenable && in_array(HasApiTokens::class, class_uses_recursive(
get_class($tokenable)
));
}
/**
* Get the token from the request.
*
* @param \Illuminate\Http\Request $request
* @return string|null
*/
protected function getTokenFromRequest(Request $request)
{
if (is_callable(Sanctum::$accessTokenRetrievalCallback)) {
return (string) (Sanctum::$accessTokenRetrievalCallback)($request);
}
return $request->bearerToken();
}
/**
* Determine if the provided access token is valid.
*
* @param mixed $accessToken
* @return bool
*/
protected function isValidAccessToken($accessToken): bool
{
if (! $accessToken) {
return false;
}
$isValid =
(! $this->expiration || $accessToken->created_at->gt(now()->subMinutes($this->expiration)))
&& $this->hasValidProvider($accessToken->tokenable);
if (is_callable(Sanctum::$accessTokenAuthenticationCallback)) {
$isValid = (bool) (Sanctum::$accessTokenAuthenticationCallback)($accessToken, $isValid);
}
return $isValid;
}
/**
* Determine if the tokenable model matches the provider's model type.
*
* @param \Illuminate\Database\Eloquent\Model $tokenable
* @return bool
*/
protected function hasValidProvider($tokenable)
{
if (is_null($this->provider)) {
return true;
}
$model = config("auth.providers.{$this->provider}.model");
return $tokenable instanceof $model;
}
}
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