nextcloud/apps/files_external/3rdparty/icewind/smb/src/System.php

70 lines
1.6 KiB
PHP

<?php
/**
* Copyright (c) 2014 Robin Appelman <icewind@owncloud.com>
* This file is licensed under the Licensed under the MIT license:
* http://opensource.org/licenses/MIT
*/
namespace Icewind\SMB;
use Icewind\SMB\Exception\Exception;
class System implements ISystem {
/** @var (string|null)[] */
private $paths = [];
/**
* Get the path to a file descriptor of the current process
*
* @param int $num the file descriptor id
* @return string
* @throws Exception
*/
public function getFD(int $num): string {
$folders = [
'/proc/self/fd',
'/dev/fd'
];
foreach ($folders as $folder) {
if (file_exists($folder)) {
return $folder . '/' . $num;
}
}
throw new Exception('Cant find file descriptor path');
}
public function getSmbclientPath(): ?string {
return $this->getBinaryPath('smbclient');
}
public function getNetPath(): ?string {
return $this->getBinaryPath('net');
}
public function getSmbcAclsPath(): ?string {
return $this->getBinaryPath('smbcacls');
}
public function getStdBufPath(): ?string {
return $this->getBinaryPath('stdbuf');
}
public function getDatePath(): ?string {
return $this->getBinaryPath('date');
}
public function libSmbclientAvailable(): bool {
return function_exists('smbclient_state_new');
}
protected function getBinaryPath(string $binary): ?string {
if (!isset($this->paths[$binary])) {
$result = null;
$output = [];
exec("which $binary 2>&1", $output, $result);
$this->paths[$binary] = $result === 0 ? trim(implode('', $output)) : null;
}
return $this->paths[$binary];
}
}