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<?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\Native;
use Icewind\SMB\ACL;
use Icewind\SMB\IFileInfo;
class NativeFileInfo implements IFileInfo {
/**
* @var string
*/
protected $path;
/**
* @var string
*/
protected $name;
/**
* @var NativeShare
*/
protected $share;
/**
* @var array|null
*/
protected $attributeCache = null;
/**
* @param NativeShare $share
* @param string $path
* @param string $name
*/
public function __construct($share, $path, $name) {
$this->share = $share;
$this->path = $path;
$this->name = $name;
}
/**
* @return string
*/
public function getPath() {
return $this->path;
}
/**
* @return string
*/
public function getName() {
return $this->name;
}
/**
* @return array
*/
protected function stat() {
if (is_null($this->attributeCache)) {
$rawAttributes = explode(',', $this->share->getAttribute($this->path, 'system.dos_attr.*'));
$this->attributeCache = [];
foreach ($rawAttributes as $rawAttribute) {
list($name, $value) = explode(':', $rawAttribute);
$name = strtolower($name);
if ($name == 'mode') {
$this->attributeCache[$name] = (int)hexdec(substr($value, 2));
} else {
$this->attributeCache[$name] = (int)$value;
}
}
}
return $this->attributeCache;
}
/**
* @return int
*/
public function getSize() {
$stat = $this->stat();
return $stat['size'];
}
/**
* @return int
*/
public function getMTime() {
$stat = $this->stat();
return $stat['change_time'];
}
/**
* On "mode":
*
* different smbclient versions seem to return different mode values for 'system.dos_attr.mode'
*
* older versions return the dos permissions mask as defined in `IFileInfo::MODE_*` while
* newer versions return the equivalent unix permission mask.
*
* Since the unix mask doesn't contain the proper hidden/archive/system flags we have to assume them
* as false (except for `hidden` where we use the unix dotfile convention)
*/
/**
* @return int
*/
protected function getMode() {
return $this->stat()['mode'];
}
/**
* @return bool
*/
public function isDirectory() {
$mode = $this->getMode();
if ($mode > 0x80) {
return (bool)($mode & 0x4000); // 0x80: unix directory flag
} else {
return (bool)($mode & IFileInfo::MODE_DIRECTORY);
}
}
/**
* @return bool
*/
public function isReadOnly() {
$mode = $this->getMode();
if ($mode > 0x80) {
return !(bool)($mode & 0x80); // 0x80: owner write permissions
} else {
return (bool)($mode & IFileInfo::MODE_READONLY);
}
}
/**
* @return bool
*/
public function isHidden() {
$mode = $this->getMode();
if ($mode > 0x80) {
return $this->name[0] === '.';
} else {
return (bool)($mode & IFileInfo::MODE_HIDDEN);
}
}
/**
* @return bool
*/
public function isSystem() {
$mode = $this->getMode();
if ($mode > 0x80) {
return false;
} else {
return (bool)($mode & IFileInfo::MODE_SYSTEM);
}
}
/**
* @return bool
*/
public function isArchived() {
$mode = $this->getMode();
if ($mode > 0x80) {
return false;
} else {
return (bool)($mode & IFileInfo::MODE_ARCHIVE);
}
}
/**
* @return ACL[]
*/
public function getAcls(): array {
$acls = [];
$attribute = $this->share->getAttribute($this->path, 'system.nt_sec_desc.acl.*+');
foreach (explode(',', $attribute) as $acl) {
list($user, $permissions) = explode(':', $acl, 2);
list($type, $flags, $mask) = explode('/', $permissions);
$mask = hexdec($mask);
$acls[$user] = new ACL($type, $flags, $mask);
}
return $acls;
}
}
|
