tokslaw7
107 lines
2.6 KiB
PHP
107 lines
2.6 KiB
PHP
<?php
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declare(strict_types=1);
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/*
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* This file is part of PHP CS Fixer.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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* Dariusz Rumiński <dariusz.ruminski@gmail.com>
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*
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* This source file is subject to the MIT license that is bundled
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* with this source code in the file LICENSE.
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*/
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namespace PhpCsFixer\Cache;
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use Symfony\Component\Filesystem\Exception\IOException;
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/**
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* @author Andreas Möller <am@localheinz.com>
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*
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* @internal
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*/
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final class FileHandler implements FileHandlerInterface
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{
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private string $file;
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public function __construct(string $file)
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{
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$this->file = $file;
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}
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public function getFile(): string
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{
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return $this->file;
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}
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public function read(): ?CacheInterface
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{
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if (!file_exists($this->file)) {
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return null;
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}
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$content = file_get_contents($this->file);
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try {
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$cache = Cache::fromJson($content);
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} catch (\InvalidArgumentException $exception) {
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return null;
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}
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return $cache;
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}
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public function write(CacheInterface $cache): void
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{
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$content = $cache->toJson();
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if (file_exists($this->file)) {
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if (is_dir($this->file)) {
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throw new IOException(
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sprintf('Cannot write cache file "%s" as the location exists as directory.', realpath($this->file)),
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0,
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null,
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$this->file
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);
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}
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if (!is_writable($this->file)) {
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throw new IOException(
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sprintf('Cannot write to file "%s" as it is not writable.', realpath($this->file)),
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0,
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null,
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$this->file
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);
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}
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} else {
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$dir = \dirname($this->file);
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if (!is_dir($dir)) {
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throw new IOException(
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sprintf('Directory of cache file "%s" does not exists.', $this->file),
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0,
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null,
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$this->file
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);
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}
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@touch($this->file);
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@chmod($this->file, 0666);
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}
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$bytesWritten = @file_put_contents($this->file, $content);
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if (false === $bytesWritten) {
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$error = error_get_last();
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throw new IOException(
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sprintf('Failed to write file "%s", "%s".', $this->file, $error['message'] ?? 'no reason available'),
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0,
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null,
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$this->file
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);
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}
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}
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}
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