forked from mirror/Part-DB.Part-DB-server
e557bdedd5
We now use the same the same style as the symfony project, and it allows us to simply fix the style by executing php_cs_fixer fix in the project root.
70 lines
2.5 KiB
PHP
70 lines
2.5 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 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\EntityListeners;
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use App\Entity\Base\DBElement;
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use App\Entity\Base\StructuralDBElement;
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use App\Entity\UserSystem\Group;
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use App\Entity\UserSystem\User;
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use App\Services\UserCacheKeyGenerator;
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use Doctrine\ORM\Event\LifecycleEventArgs;
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use Doctrine\ORM\Mapping as ORM;
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use Symfony\Contracts\Cache\TagAwareCacheInterface;
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class TreeCacheInvalidationListener
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{
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protected $cache;
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protected $keyGenerator;
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public function __construct(TagAwareCacheInterface $treeCache, UserCacheKeyGenerator $keyGenerator)
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{
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$this->cache = $treeCache;
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$this->keyGenerator = $keyGenerator;
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}
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/**
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* @ORM\PostUpdate()
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* @ORM\PostPersist()
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* @ORM\PostRemove()
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*/
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public function invalidate(DBElement $element, LifecycleEventArgs $event)
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{
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//If an element was changed, then invalidate all cached trees with this element class
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if ($element instanceof StructuralDBElement) {
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$secure_class_name = str_replace('\\', '_', \get_class($element));
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$this->cache->invalidateTags([$secure_class_name]);
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}
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//If a user change, then invalidate all cached trees for him
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if ($element instanceof User) {
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$tag = $this->keyGenerator->generateKey($element);
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$this->cache->invalidateTags([$tag]);
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}
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/* If any group change, then invalidate all cached trees. Users Permissions can be inherited from groups,
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so a change in any group can cause big permisssion changes for users. So to be sure, invalidate all trees */
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if ($element instanceof Group) {
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$tag = 'groups';
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$this->cache->invalidateTags([$tag]);
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}
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}
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}
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