From d9719e05199e0950feaf65d686787b36b608eeb8 Mon Sep 17 00:00:00 2001
From: Daniel Siepmann <coding@daniel-siepmann.de>
Date: Mon, 27 Jan 2020 13:17:26 +0100
Subject: [PATCH] Use native taggable file backend

---
 Classes/Cache/Backend/TaggableFileBackend.php | 84 -------------------
 1 file changed, 84 deletions(-)
 delete mode 100644 Classes/Cache/Backend/TaggableFileBackend.php

diff --git a/Classes/Cache/Backend/TaggableFileBackend.php b/Classes/Cache/Backend/TaggableFileBackend.php
deleted file mode 100644
index ed81fe8..0000000
--- a/Classes/Cache/Backend/TaggableFileBackend.php
+++ /dev/null
@@ -1,84 +0,0 @@
-<?php
-
-namespace DanielSiepmann\DsSite\Cache\Backend;
-
-/*
- * Copyright (C) 2020 Daniel Siepmann <coding@daniel-siepmann.de>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- */
-
-use TYPO3\CMS\Core\Cache\Backend\FileBackend as CoreFileBackend;
-use TYPO3\CMS\Core\Cache\Backend\TaggableBackendInterface;
-use TYPO3\CMS\Core\Utility\GeneralUtility;
-
-class TaggableFileBackend extends CoreFileBackend implements TaggableBackendInterface
-{
-    public function flushByTag($tag)
-    {
-        array_walk($this->findIdentifiersByTag($tag), [$this, 'remove']);
-    }
-
-    public function flushByTags(array $tags)
-    {
-        foreach ($tags as $tag) {
-            $this->flushByTag($tag);
-        }
-    }
-
-    public function findIdentifiersByTag($tag)
-    {
-        $files = GeneralUtility::getFilesInDir($this->getCacheDirectory() . 'tag-' . $tag);
-
-        if ($files === []) {
-            return [];
-        }
-
-        return array_values($files);
-    }
-
-    public function set($entryIdentifier, $data, array $tags = [], $lifetime = null)
-    {
-        parent::set($entryIdentifier, $data, $tags, $lifetime);
-
-        foreach ($tags as $tag) {
-            $folder = $this->getCacheDirectory() . 'tag-' . $tag;
-            if (!is_dir($folder)) {
-                GeneralUtility::mkdir_deep($folder);
-            }
-            touch($folder . DIRECTORY_SEPARATOR . $entryIdentifier);
-        }
-
-        file_put_contents(
-            $this->getCacheDirectory() . $entryIdentifier . '-tags',
-            serialize($tags)
-        );
-    }
-
-    public function remove($entryIdentifier)
-    {
-        $pathAndFilename = $this->getCacheDirectory() . $entryIdentifier . '-tags';
-        if (file_exists($pathAndFilename)) {
-            $tags = unserialize(file_get_contents($pathAndFilename));
-            foreach ($tags as $tag) {
-                $tagFile = $this->getCacheDirectory() . 'tag-' . $tag . DIRECTORY_SEPARATOR . $entryIdentifier;
-                file_exists($tagFile) && unlink($tagFile);
-            }
-        }
-
-        return parent::remove($entryIdentifier);
-    }
-}