mirror of
https://github.com/Part-DB/Part-DB-server.git
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116 lines
4.5 KiB
PHP
116 lines
4.5 KiB
PHP
<?php
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/**
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* This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
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*
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* Copyright (C) 2019 - 2020 Jan Böhmer (https://github.com/jbtronics)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published
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* by the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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declare(strict_types=1);
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/**
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* This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
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*
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* Copyright (C) 2019 Jan Böhmer (https://github.com/jbtronics)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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namespace App\Security\Voter;
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use App\Entity\Attachments\Attachment;
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use App\Entity\UserSystem\User;
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use App\Services\UserSystem\PermissionManager;
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use Doctrine\ORM\EntityManagerInterface;
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use Symfony\Component\Security\Core\Security;
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use function in_array;
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class AttachmentVoter extends ExtendedVoter
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{
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protected $security;
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public function __construct(PermissionManager $resolver, EntityManagerInterface $entityManager, Security $security)
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{
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parent::__construct($resolver, $entityManager);
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$this->security = $security;
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}
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/**
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* Similar to voteOnAttribute, but checking for the anonymous user is already done.
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* The current user (or the anonymous user) is passed by $user.
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*
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* @param string $attribute
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*/
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protected function voteOnUser(string $attribute, $subject, User $user): bool
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{
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//return $this->resolver->inherit($user, 'attachments', $attribute) ?? false;
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//If the attachment has no element (which should not happen), we deny access, as we can not determine if the user is allowed to access the associated element
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$target_element = $subject->getElement();
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if (! $subject instanceof Attachment || null === $target_element) {
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return false;
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}
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//Depending on the operation delegate either to the attachments element or to the attachment permission
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switch ($attribute) {
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//We can view the attachment if we can view the element
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case 'read':
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case 'view':
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return $this->security->isGranted('read', $target_element);
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//We can edit/create/delete the attachment if we can edit the element
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case 'edit':
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case 'create':
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case 'delete':
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return $this->security->isGranted('edit', $target_element);
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case 'show_private':
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return $this->resolver->inherit($user, 'attachments', 'show_private') ?? false;
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}
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throw new \RuntimeException('Encountered unknown attribute "'.$attribute.'" in AttachmentVoter!');
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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 mixed $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(string $attribute, $subject): bool
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{
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if (is_a($subject, Attachment::class, true)) {
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//These are the allowed attributes
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return in_array($attribute, ['read', 'view', 'edit', 'delete', 'create', 'show_private'], true);
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}
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//Allow class name as subject
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return false;
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}
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}
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