92 lines
2.3 KiB
PHP
92 lines
2.3 KiB
PHP
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<?php
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declare(strict_types=1);
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author Christoph Wurst <christoph@winzerhof-wurst.at>
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* @author Lukas Reschke <lukas@statuscode.ch>
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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* @author Victor Dubiniuk <dubiniuk@owncloud.com>
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*
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* @license AGPL-3.0
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*
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* This code 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, version 3,
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* as published by the Free Software Foundation.
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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, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OC\IntegrityCheck\Helpers;
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/**
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* Class FileAccessHelper provides a helper around file_get_contents and
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* file_put_contents
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*
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* @package OC\IntegrityCheck\Helpers
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*/
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class FileAccessHelper {
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/**
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* Wrapper around file_get_contents($filename, $data)
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*
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* @param string $filename
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* @return string|false
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*/
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public function file_get_contents(string $filename) {
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return file_get_contents($filename);
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}
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/**
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* Wrapper around file_exists($filename)
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*
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* @param string $filename
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* @return bool
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*/
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public function file_exists(string $filename): bool {
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return file_exists($filename);
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}
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/**
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* Wrapper around file_put_contents($filename, $data)
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*
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* @param string $filename
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* @param string $data
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* @return int
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* @throws \Exception
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*/
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public function file_put_contents(string $filename, string $data): int {
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$bytesWritten = @file_put_contents($filename, $data);
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if ($bytesWritten === false || $bytesWritten !== \strlen($data)) {
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throw new \Exception('Failed to write into ' . $filename);
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}
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return $bytesWritten;
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}
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/**
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* @param string $path
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* @return bool
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*/
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public function is_writable(string $path): bool {
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return is_writable($path);
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}
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/**
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* @param string $path
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* @throws \Exception
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*/
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public function assertDirectoryExists(string $path) {
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if (!is_dir($path)) {
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throw new \Exception('Directory ' . $path . ' does not exist.');
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}
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}
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}
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