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<?php |
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/** |
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* |
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* part-db version 0.1 |
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* Copyright (C) 2005 Christoph Lechner |
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* http://www.cl-projects.de/ |
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* |
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* part-db version 0.2+ |
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* Copyright (C) 2009 K. Jacobs and others (see authors.php) |
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* http://code.google.com/p/part-db/ |
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* |
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* Part-DB Version 0.4+ |
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* Copyright (C) 2016 - 2019 Jan Böhmer |
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* 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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*/ |
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namespace App\Services; |
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use App\Entity\Attachments\Attachment; |
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use Doctrine\ORM\EntityManagerInterface; |
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use Symfony\Component\Filesystem\Filesystem; |
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use Symfony\Component\HttpFoundation\File\File; |
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/** |
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* This service provides functions to find attachments via an reverse search based on a file. |
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* @package App\Services |
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*/ |
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class AttachmentReverseSearch |
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{ |
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protected $em; |
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protected $attachment_helper; |
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public function __construct(EntityManagerInterface $em, AttachmentHelper $attachmentHelper) |
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{ |
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$this->em = $em; |
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$this->attachment_helper = $attachmentHelper; |
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} |
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/** |
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* Find all attachments that use the given file |
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* @param File $file |
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* @return Attachment[] |
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*/ |
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public function findAttachmentsByFile(\SplFileInfo $file) : array |
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{ |
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//Path with %MEDIA% |
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$relative_path_new = $this->attachment_helper->realPathToPlaceholder($file->getPathname()); |
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//Path with %BASE% |
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$relative_path_old = $this->attachment_helper->realPathToPlaceholder($file->getPathname(), true); |
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$repo = $this->em->getRepository(Attachment::class); |
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return $repo->findBy(['path' => [$relative_path_new, $relative_path_old]]); |
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} |
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/** |
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* Deletes the given file if it is not used by more than $threshold attachments |
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* @param \SplFileInfo $file The file that should be removed |
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* @param int $threshold The threshold used, to determine if a file should be deleted or not. |
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* @return bool True, if the file was delete. False if not. |
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*/ |
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public function deleteIfNotUsed(\SplFileInfo $file, int $threshold = 0) : bool |
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{ |
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/* When the file is used more then $threshold times, don't delete it */ |
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if (count($this->findAttachmentsByFile($file)) > $threshold) { |
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return false; |
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} |
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$fs = new Filesystem(); |
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$fs->remove($file); |
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return true; |
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} |
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} |
Part-DB /
Part-DB-symfony
