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<?php |
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/* |
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* This file is part of the TheAlternativeZurich/events project. |
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* |
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* (c) Florian Moser <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace App\Security\Voter; |
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use App\Entity\Event; |
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use App\Entity\User; |
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use Doctrine\Persistence\ManagerRegistry; |
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use Symfony\Component\Security\Core\Authentication\Token\TokenInterface; |
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use Symfony\Component\Security\Core\Authorization\Voter\Voter; |
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class EventVoter extends Voter |
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{ |
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const EVENT_VIEW = 'event_view'; |
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const EVENT_UPDATE = 'event_update'; |
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const EVENT_CREATE = 'êvent_create'; |
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/** |
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* @var ManagerRegistry |
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*/ |
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private $doctrine; |
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/** |
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* EventVoter constructor. |
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*/ |
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public function __construct(ManagerRegistry $doctrine) |
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{ |
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$this->doctrine = $doctrine; |
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} |
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/** |
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* Determines if the attribute and subject are supported by this voter. |
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* |
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* @param string $attribute An attribute |
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* @param Event $subject The subject to secure, e.g. an object the user wants to access or any other PHP type |
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* |
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* @return bool True if the attribute and subject are supported, false otherwise |
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*/ |
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protected function supports($attribute, $subject) |
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{ |
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// if the attribute isn't one we support, return false |
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if (!in_array($attribute, [self::EVENT_CREATE, self::EVENT_VIEW, self::EVENT_UPDATE])) { |
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return false; |
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} |
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return $subject instanceof Event; |
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} |
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/** |
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* Perform a single access check operation on a given attribute, subject and token. |
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* It is safe to assume that $attribute and $subject already passed the "supports()" method check. |
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* |
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* @param string $attribute |
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* @param Event $subject |
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* |
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* @return bool |
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*/ |
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protected function voteOnAttribute($attribute, $subject, TokenInterface $token) |
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{ |
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$email = $token->getUser(); |
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/** @var User|null $user */ |
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$user = $this->doctrine->getRepository(User::class)->findOneBy(['email' => $email]); |
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if (null === $user) { |
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return false; |
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} |
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if (self::EVENT_CREATE) { |
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return $user->getIsEmailConfirmed(); |
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} |
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$matchingRegistration = $user->getRegistrationFor($subject); |
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if (null === $matchingRegistration) { |
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return false; |
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} |
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if ($user instanceof User) { |
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switch ($attribute) { |
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case self::EVENT_VIEW: |
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case self::EVENT_UPDATE: |
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return $matchingRegistration->getIsOrganizer(); |
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} |
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} |
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throw new \LogicException('Attribute '.$attribute.' unknown!'); |
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} |
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} |
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TheAlternativeZurich /
events
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