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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;
use Icewind\SMB\Exception\Exception;
/**
* Low level wrapper for libsmbclient-php with error handling
*/
class NativeState {
/**
* @var resource
*/
protected $state;
protected $handlerSet = false;
protected $connected = false;
// todo replace with static once <5.6 support is dropped
// see error.h
private static $exceptionMap = [
1 => '\Icewind\SMB\Exception\ForbiddenException',
2 => '\Icewind\SMB\Exception\NotFoundException',
13 => '\Icewind\SMB\Exception\ForbiddenException',
16 => '\Icewind\SMB\Exception\FileInUseException',
17 => '\Icewind\SMB\Exception\AlreadyExistsException',
20 => '\Icewind\SMB\Exception\InvalidTypeException',
21 => '\Icewind\SMB\Exception\InvalidTypeException',
22 => '\Icewind\SMB\Exception\InvalidArgumentException',
28 => '\Icewind\SMB\Exception\OutOfSpaceException',
39 => '\Icewind\SMB\Exception\NotEmptyException',
110 => '\Icewind\SMB\Exception\TimedOutException',
111 => '\Icewind\SMB\Exception\ConnectionRefusedException',
112 => '\Icewind\SMB\Exception\HostDownException',
113 => '\Icewind\SMB\Exception\NoRouteToHostException'
];
protected function handleError($path) {
$error = smbclient_state_errno($this->state);
if ($error === 0) {
return;
}
throw Exception::fromMap(self::$exceptionMap, $error, $path);
}
protected function testResult($result, $uri) {
if ($result === false or $result === null) {
// smb://host/share/path
if (is_string($uri)) {
list(, , , , $path) = explode('/', $uri, 5);
$path = '/' . $path;
} else {
$path = null;
}
$this->handleError($path);
}
}
/**
* @param string $workGroup
* @param string $user
* @param string $password
* @return bool
*/
public function init($workGroup, $user, $password) {
if ($this->connected) {
return true;
}
$this->state = smbclient_state_new();
smbclient_option_set($this->state, SMBCLIENT_OPT_AUTO_ANONYMOUS_LOGIN, false);
$result = @smbclient_state_init($this->state, $workGroup, $user, $password);
$this->testResult($result, '');
$this->connected = true;
return $result;
}
/**
* @param string $uri
* @return resource
*/
public function opendir($uri) {
$result = @smbclient_opendir($this->state, $uri);
$this->testResult($result, $uri);
return $result;
}
/**
* @param resource $dir
* @return array
*/
public function readdir($dir) {
$result = @smbclient_readdir($this->state, $dir);
$this->testResult($result, $dir);
return $result;
}
/**
* @param $dir
* @return bool
*/
public function closedir($dir) {
$result = smbclient_closedir($this->state, $dir);
$this->testResult($result, $dir);
return $result;
}
/**
* @param string $old
* @param string $new
* @return bool
*/
public function rename($old, $new) {
$result = @smbclient_rename($this->state, $old, $this->state, $new);
$this->testResult($result, $new);
return $result;
}
/**
* @param string $uri
* @return bool
*/
public function unlink($uri) {
$result = @smbclient_unlink($this->state, $uri);
$this->testResult($result, $uri);
return $result;
}
/**
* @param string $uri
* @param int $mask
* @return bool
*/
public function mkdir($uri, $mask = 0777) {
$result = @smbclient_mkdir($this->state, $uri, $mask);
$this->testResult($result, $uri);
return $result;
}
/**
* @param string $uri
* @return bool
*/
public function rmdir($uri) {
$result = @smbclient_rmdir($this->state, $uri);
$this->testResult($result, $uri);
return $result;
}
/**
* @param string $uri
* @return array
*/
public function stat($uri) {
$result = @smbclient_stat($this->state, $uri);
$this->testResult($result, $uri);
return $result;
}
/**
* @param resource $file
* @return array
*/
public function fstat($file) {
$result = @smbclient_fstat($this->state, $file);
$this->testResult($result, $file);
return $result;
}
/**
* @param string $uri
* @param string $mode
* @param int $mask
* @return resource
*/
public function open($uri, $mode, $mask = 0666) {
$result = @smbclient_open($this->state, $uri, $mode, $mask);
$this->testResult($result, $uri);
return $result;
}
/**
* @param string $uri
* @param int $mask
* @return resource
*/
public function create($uri, $mask = 0666) {
$result = @smbclient_creat($this->state, $uri, $mask);
$this->testResult($result, $uri);
return $result;
}
/**
* @param resource $file
* @param int $bytes
* @return string
*/
public function read($file, $bytes) {
$result = @smbclient_read($this->state, $file, $bytes);
$this->testResult($result, $file);
return $result;
}
/**
* @param resource $file
* @param string $data
* @param int $length
* @return int
*/
public function write($file, $data, $length = null) {
$result = @smbclient_write($this->state, $file, $data, $length);
$this->testResult($result, $file);
return $result;
}
/**
* @param resource $file
* @param int $offset
* @param int $whence SEEK_SET | SEEK_CUR | SEEK_END
* @return int|bool new file offset as measured from the start of the file on success, false on failure.
*/
public function lseek($file, $offset, $whence = SEEK_SET) {
$result = @smbclient_lseek($this->state, $file, $offset, $whence);
$this->testResult($result, $file);
return $result;
}
/**
* @param resource $file
* @param int $size
* @return bool
*/
public function ftruncate($file, $size) {
$result = @smbclient_ftruncate($this->state, $file, $size);
$this->testResult($result, $file);
return $result;
}
public function close($file) {
$result = @smbclient_close($this->state, $file);
$this->testResult($result, $file);
return $result;
}
/**
* @param string $uri
* @param string $key
* @return string
*/
public function getxattr($uri, $key) {
$result = @smbclient_getxattr($this->state, $uri, $key);
$this->testResult($result, $uri);
return $result;
}
/**
* @param string $uri
* @param string $key
* @param string $value
* @param int $flags
* @return mixed
*/
public function setxattr($uri, $key, $value, $flags = 0) {
$result = @smbclient_setxattr($this->state, $uri, $key, $value, $flags);
$this->testResult($result, $uri);
return $result;
}
public function __destruct() {
if ($this->connected) {
smbclient_state_free($this->state);
}
}
}