<?php
namespace App\Security\Voter;
use App\Entity\User;
use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
use Symfony\Component\Security\Core\Authorization\Voter\Voter;
use Symfony\Component\Security\Core\User\UserInterface;
class UserVoter extends Voter
{
public const VIEW = 'USER_VIEW';
public const EDIT = 'USER_EDIT';
/**
* @inheritDoc
*/
protected function supports(string $attribute, mixed $subject): bool
{
// Only vote on User objects and supported attributes
return in_array($attribute, [self::VIEW, self::EDIT])
&& $subject instanceof User;
}
/**
* @inheritDoc
*/
protected function voteOnAttribute(string $attribute, mixed $subject, TokenInterface $token): bool
{
$currentUser = $token->getUser();
if (!$currentUser instanceof UserInterface) {
return false; // not logged in
}
/** @var User $user */
$user = $subject;
switch ($attribute) {
case self::VIEW:
return $this->canView($user, $currentUser);
case self::EDIT:
return $this->canEdit($user, $currentUser);
}
return false;
}
private function canView(User $user, UserInterface $currentUser): bool
{
// Admins can view everyone
if (in_array('ROLE_ADMIN', $currentUser->getRoles(), true)) {
return true;
}
// A user can view their own data
return $currentUser === $user;
}
private function canEdit(User $user, UserInterface $currentUser): bool
{
// Admins can edit everyone
if (in_array('ROLE_ADMIN', $currentUser->getRoles(), true)) {
return true;
}
// A user can edit only their own profile
return $currentUser === $user;
}
}