<?php

[0] Fix | Delete

[1] Fix | Delete

/**

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* Simple elFinder driver for FTP

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*

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* @author Dmitry (dio) Levashov

[5] Fix | Delete

* @author Cem (discofever)

[6] Fix | Delete

**/

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class elFinderVolumeFTP extends elFinderVolumeDriver

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{

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/**

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* Driver id

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* Must be started from letter and contains [a-z0-9]

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* Used as part of volume id

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*

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* @var string

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**/

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protected $driverId = 'f';

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/**

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* FTP Connection Instance

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*

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* @var resource a FTP stream

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**/

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protected $connect = null;

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/**

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* Directory for tmp files

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* If not set driver will try to use tmbDir as tmpDir

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*

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* @var string

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**/

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protected $tmpPath = '';

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/**

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* Last FTP error message

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*

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* @var string

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**/

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protected $ftpError = '';

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/**

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* FTP server output list as ftp on linux

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*

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* @var bool

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**/

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protected $ftpOsUnix;

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/**

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* FTP LIST command option

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*

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* @var string

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*/

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protected $ftpListOption = '-al';

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/**

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* Is connected server Pure FTPd?

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*

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* @var bool

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*/

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protected $isPureFtpd = false;

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/**

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* Is connected server with FTPS?

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*

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* @var bool

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*/

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protected $isFTPS = false;

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/**

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* Tmp folder path

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*

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* @var string

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**/

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protected $tmp = '';

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/**

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* FTP command `MLST` support

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*

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* @var bool

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*/

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private $MLSTsupprt = false;

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/**

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* Calling cacheDir() target path with non-MLST

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*

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* @var string

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*/

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private $cacheDirTarget = '';

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/**

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* Constructor

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* Extend options with required fields

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*

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* @author Dmitry (dio) Levashov

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* @author Cem (DiscoFever)

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*/

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public function __construct()

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{

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$opts = array(

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'host' => 'localhost',

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'user' => '',

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'pass' => '',

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'port' => 21,

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'mode' => 'passive',

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'ssl' => false,

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'path' => '/',

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'timeout' => 20,

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'owner' => true,

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'tmbPath' => '',

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'tmpPath' => '',

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'separator' => '/',

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'checkSubfolders' => -1,

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'dirMode' => 0755,

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'fileMode' => 0644,

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'rootCssClass' => 'elfinder-navbar-root-ftp',

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'ftpListOption' => '-al',

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);

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$this->options = array_merge($this->options, $opts);

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$this->options['mimeDetect'] = 'internal';

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}

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[123] Fix | Delete

/**

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* Prepare

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* Call from elFinder::netmout() before volume->mount()

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*

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* @param $options

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*

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* @return array volume root options

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* @author Naoki Sawada

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*/

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public function netmountPrepare($options)

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{

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if (!empty($_REQUEST['encoding']) && iconv('UTF-8', $_REQUEST['encoding'], '') !== false) {

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$options['encoding'] = $_REQUEST['encoding'];

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if (!empty($_REQUEST['locale']) && setlocale(LC_ALL, $_REQUEST['locale'])) {

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setlocale(LC_ALL, elFinder::$locale);

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$options['locale'] = $_REQUEST['locale'];

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}

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}

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if (!empty($_REQUEST['FTPS'])) {

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$options['ssl'] = true;

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}

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$options['statOwner'] = true;

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$options['allowChmodReadOnly'] = true;

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$options['acceptedName'] = '#^[^/\\?*:|"<>]*[^./\\?*:|"<>]$#';

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return $options;

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}

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[150] Fix | Delete

/*********************************************************************/

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/* INIT AND CONFIGURE */

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/*********************************************************************/

[153] Fix | Delete

[154] Fix | Delete

/**

[155] Fix | Delete

* Prepare FTP connection

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* Connect to remote server and check if credentials are correct, if so, store the connection id in $ftp_conn

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*

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* @return bool

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* @author Dmitry (dio) Levashov

[160] Fix | Delete

* @author Cem (DiscoFever)

[161] Fix | Delete

**/

[162] Fix | Delete

protected function init()

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{

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if (!$this->options['host']

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|| !$this->options['port']) {

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return $this->setError('Required options undefined.');

[167] Fix | Delete

}

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if (!$this->options['user']) {

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$this->options['user'] = 'anonymous';

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$this->options['pass'] = '';

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}

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if (!$this->options['path']) {

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$this->options['path'] = '/';

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}

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// make ney mount key

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$this->netMountKey = md5(join('-', array('ftp', $this->options['host'], $this->options['port'], $this->options['path'], $this->options['user'])));

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[180] Fix | Delete

if (!function_exists('ftp_connect')) {

[181] Fix | Delete

return $this->setError('FTP extension not loaded.');

[182] Fix | Delete

}

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[184] Fix | Delete

// remove protocol from host

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$scheme = parse_url($this->options['host'], PHP_URL_SCHEME);

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if ($scheme) {

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$this->options['host'] = substr($this->options['host'], strlen($scheme) + 3);

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}

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// normalize root path

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$this->root = $this->options['path'] = $this->_normpath($this->options['path']);

[193] Fix | Delete

[194] Fix | Delete

if (empty($this->options['alias'])) {

[195] Fix | Delete

$this->options['alias'] = $this->options['user'] . '@' . $this->options['host'];

[196] Fix | Delete

if (!empty($this->options['netkey'])) {

[197] Fix | Delete

elFinder::$instance->updateNetVolumeOption($this->options['netkey'], 'alias', $this->options['alias']);

[198] Fix | Delete

}

[199] Fix | Delete

}

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[201] Fix | Delete

$this->rootName = $this->options['alias'];

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$this->options['separator'] = '/';

[203] Fix | Delete

[204] Fix | Delete

if (is_null($this->options['syncChkAsTs'])) {

[205] Fix | Delete

$this->options['syncChkAsTs'] = true;

[206] Fix | Delete

}

[207] Fix | Delete

[208] Fix | Delete

if (isset($this->options['ftpListOption'])) {

[209] Fix | Delete

$this->ftpListOption = $this->options['ftpListOption'];

[210] Fix | Delete

}

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[212] Fix | Delete

return $this->needOnline? $this->connect() : true;

[213] Fix | Delete

[214] Fix | Delete

}

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[217] Fix | Delete

/**

[218] Fix | Delete

* Configure after successfull mount.

[219] Fix | Delete

*

[220] Fix | Delete

* @return void

[221] Fix | Delete

* @throws elFinderAbortException

[222] Fix | Delete

* @author Dmitry (dio) Levashov

[223] Fix | Delete

*/

[224] Fix | Delete

protected function configure()

[225] Fix | Delete

{

[226] Fix | Delete

parent::configure();

[227] Fix | Delete

[228] Fix | Delete

if (!empty($this->options['tmpPath'])) {

[229] Fix | Delete

if ((is_dir($this->options['tmpPath']) || mkdir($this->options['tmpPath'], 0755, true)) && is_writable($this->options['tmpPath'])) {

[230] Fix | Delete

$this->tmp = $this->options['tmpPath'];

[231] Fix | Delete

}

[232] Fix | Delete

}

[233] Fix | Delete

if (!$this->tmp && ($tmp = elFinder::getStaticVar('commonTempPath'))) {

[234] Fix | Delete

$this->tmp = $tmp;

[235] Fix | Delete

}

[236] Fix | Delete

[237] Fix | Delete

// fallback of $this->tmp

[238] Fix | Delete

if (!$this->tmp && $this->tmbPathWritable) {

[239] Fix | Delete

$this->tmp = $this->tmbPath;

[240] Fix | Delete

}

[241] Fix | Delete

[242] Fix | Delete

if (!$this->tmp) {

[243] Fix | Delete

$this->disabled[] = 'mkfile';

[244] Fix | Delete

$this->disabled[] = 'paste';

[245] Fix | Delete

$this->disabled[] = 'duplicate';

[246] Fix | Delete

$this->disabled[] = 'upload';

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$this->disabled[] = 'edit';

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$this->disabled[] = 'archive';

[249] Fix | Delete

$this->disabled[] = 'extract';

[250] Fix | Delete

}

[251] Fix | Delete

[252] Fix | Delete

// echo $this->tmp;

[253] Fix | Delete

[254] Fix | Delete

}

[255] Fix | Delete

[256] Fix | Delete

/**

[257] Fix | Delete

* Connect to ftp server

[258] Fix | Delete

*

[259] Fix | Delete

* @return bool

[260] Fix | Delete

* @author Dmitry (dio) Levashov

[261] Fix | Delete

**/

[262] Fix | Delete

protected function connect()

[263] Fix | Delete

{

[264] Fix | Delete

$withSSL = empty($this->options['ssl']) ? '' : ' with SSL';

[265] Fix | Delete

if ($withSSL) {

[266] Fix | Delete

if (!function_exists('ftp_ssl_connect') || !($this->connect = ftp_ssl_connect($this->options['host'], $this->options['port'], $this->options['timeout']))) {

[267] Fix | Delete

return $this->setError('Unable to connect to FTP server ' . $this->options['host'] . $withSSL);

[268] Fix | Delete

}

[269] Fix | Delete

$this->isFTPS = true;

[270] Fix | Delete

} else {

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if (!($this->connect = ftp_connect($this->options['host'], $this->options['port'], $this->options['timeout']))) {

[272] Fix | Delete

return $this->setError('Unable to connect to FTP server ' . $this->options['host']);

[273] Fix | Delete

}

[274] Fix | Delete

}

[275] Fix | Delete

if (!ftp_login($this->connect, $this->options['user'], $this->options['pass'])) {

[276] Fix | Delete

$this->umount();

[277] Fix | Delete

return $this->setError('Unable to login into ' . $this->options['host'] . $withSSL);

[278] Fix | Delete

}

[279] Fix | Delete

[280] Fix | Delete

// try switch utf8 mode

[281] Fix | Delete

if ($this->encoding) {

[282] Fix | Delete

ftp_raw($this->connect, 'OPTS UTF8 OFF');

[283] Fix | Delete

} else {

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ftp_raw($this->connect, 'OPTS UTF8 ON');

[285] Fix | Delete

}

[286] Fix | Delete

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$help = ftp_raw($this->connect, 'HELP');

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$this->isPureFtpd = stripos(implode(' ', $help), 'Pure-FTPd') !== false;

[289] Fix | Delete

[290] Fix | Delete

if (!$this->isPureFtpd) {

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// switch off extended passive mode - may be usefull for some servers

[292] Fix | Delete

// this command, for pure-ftpd, doesn't work and takes a timeout in some pure-ftpd versions

[293] Fix | Delete

ftp_raw($this->connect, 'epsv4 off');

[294] Fix | Delete

}

[295] Fix | Delete

// enter passive mode if required

[296] Fix | Delete

$pasv = ($this->options['mode'] == 'passive');

[297] Fix | Delete

if (!ftp_pasv($this->connect, $pasv)) {

[298] Fix | Delete

if ($pasv) {

[299] Fix | Delete

$this->options['mode'] = 'active';

[300] Fix | Delete

}

[301] Fix | Delete

}

[302] Fix | Delete

[303] Fix | Delete

// enter root folder

[304] Fix | Delete

if (!ftp_chdir($this->connect, $this->root)

[305] Fix | Delete

|| $this->root != ftp_pwd($this->connect)) {

[306] Fix | Delete

$this->umount();

[307] Fix | Delete

return $this->setError('Unable to open root folder.');

[308] Fix | Delete

}

[309] Fix | Delete

[310] Fix | Delete

// check for MLST support

[311] Fix | Delete

$features = ftp_raw($this->connect, 'FEAT');

[312] Fix | Delete

if (!is_array($features)) {

[313] Fix | Delete

$this->umount();

[314] Fix | Delete

return $this->setError('Server does not support command FEAT.');

[315] Fix | Delete

}

[316] Fix | Delete

[317] Fix | Delete

foreach ($features as $feat) {

[318] Fix | Delete

if (strpos(trim($feat), 'MLST') === 0) {

[319] Fix | Delete

$this->MLSTsupprt = true;

[320] Fix | Delete

break;

[321] Fix | Delete

}

[322] Fix | Delete

}

[323] Fix | Delete

[324] Fix | Delete

return true;

[325] Fix | Delete

}

[326] Fix | Delete

[327] Fix | Delete

/**

[328] Fix | Delete

* Call ftp_rawlist with option prefix

[329] Fix | Delete

*

[330] Fix | Delete

* @param string $path

[331] Fix | Delete

*

[332] Fix | Delete

* @return array

[333] Fix | Delete

*/

[334] Fix | Delete

protected function ftpRawList($path)

[335] Fix | Delete

{

[336] Fix | Delete

if ($this->isPureFtpd) {

[337] Fix | Delete

$path = str_replace(' ', '\ ', $path);

[338] Fix | Delete

}

[339] Fix | Delete

if ($this->ftpListOption) {

[340] Fix | Delete

$path = $this->ftpListOption . ' ' . $path;

[341] Fix | Delete

}

[342] Fix | Delete

$res = ftp_rawlist($this->connect, $path);

[343] Fix | Delete

if ($res === false) {

[344] Fix | Delete

$res = array();

[345] Fix | Delete

}

[346] Fix | Delete

return $res;

[347] Fix | Delete

}

[348] Fix | Delete

[349] Fix | Delete

/*********************************************************************/

[350] Fix | Delete

/* FS API */

[351] Fix | Delete

/*********************************************************************/

[352] Fix | Delete

[353] Fix | Delete

/**

[354] Fix | Delete

* Close opened connection

[355] Fix | Delete

*

[356] Fix | Delete

* @return void

[357] Fix | Delete

* @author Dmitry (dio) Levashov

[358] Fix | Delete

**/

[359] Fix | Delete

public function umount()

[360] Fix | Delete

{

[361] Fix | Delete

$this->connect && ftp_close($this->connect);

[362] Fix | Delete

}

[363] Fix | Delete

[364] Fix | Delete

[365] Fix | Delete

/**

[366] Fix | Delete

* Parse line from ftp_rawlist() output and return file stat (array)

[367] Fix | Delete

*

[368] Fix | Delete

* @param string $raw line from ftp_rawlist() output

[369] Fix | Delete

* @param $base

[370] Fix | Delete

* @param bool $nameOnly

[371] Fix | Delete

*

[372] Fix | Delete

* @return array

[373] Fix | Delete

* @author Dmitry Levashov

[374] Fix | Delete

*/

[375] Fix | Delete

protected function parseRaw($raw, $base, $nameOnly = false)

[376] Fix | Delete

{

[377] Fix | Delete

static $now;

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static $lastyear;

[379] Fix | Delete

[380] Fix | Delete

if (!$now) {

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$now = time();

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$lastyear = date('Y') - 1;

[383] Fix | Delete

}

[384] Fix | Delete

[385] Fix | Delete

$info = preg_split("/\s+/", $raw, 8);

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if (isset($info[7])) {

[387] Fix | Delete

list($info[7], $info[8]) = explode(' ', $info[7], 2);

[388] Fix | Delete

}

[389] Fix | Delete

$stat = array();

[390] Fix | Delete

[391] Fix | Delete

if (!isset($this->ftpOsUnix)) {

[392] Fix | Delete

$this->ftpOsUnix = !preg_match('/\d/', substr($info[0], 0, 1));

[393] Fix | Delete

}

[394] Fix | Delete

if (!$this->ftpOsUnix) {

[395] Fix | Delete

$info = $this->normalizeRawWindows($raw);

[396] Fix | Delete

}

[397] Fix | Delete

[398] Fix | Delete

if (count($info) < 9 || $info[8] == '.' || $info[8] == '..') {

[399] Fix | Delete

return false;

[400] Fix | Delete

}

[401] Fix | Delete

[402] Fix | Delete

$name = $info[8];

[403] Fix | Delete

[404] Fix | Delete

if (preg_match('|(.+)\-\>(.+)|', $name, $m)) {

[405] Fix | Delete

$name = trim($m[1]);

[406] Fix | Delete

// check recursive processing

[407] Fix | Delete

if ($this->cacheDirTarget && $this->_joinPath($base, $name) !== $this->cacheDirTarget) {

[408] Fix | Delete

return array();

[409] Fix | Delete

}

[410] Fix | Delete

if (!$nameOnly) {

[411] Fix | Delete

$target = trim($m[2]);

[412] Fix | Delete

if (substr($target, 0, 1) !== $this->separator) {

[413] Fix | Delete

$target = $this->getFullPath($target, $base);

[414] Fix | Delete

}

[415] Fix | Delete

$target = $this->_normpath($target);

[416] Fix | Delete

$stat['name'] = $name;

[417] Fix | Delete

$stat['target'] = $target;

[418] Fix | Delete

return $stat;

[419] Fix | Delete

}

[420] Fix | Delete

}

[421] Fix | Delete

[422] Fix | Delete

if ($nameOnly) {

[423] Fix | Delete

return array('name' => $name);

[424] Fix | Delete

}

[425] Fix | Delete

[426] Fix | Delete

if (is_numeric($info[5]) && !$info[6] && !$info[7]) {

[427] Fix | Delete

// by normalizeRawWindows()

[428] Fix | Delete

$stat['ts'] = $info[5];

[429] Fix | Delete

} else {

[430] Fix | Delete

$stat['ts'] = strtotime($info[5] . ' ' . $info[6] . ' ' . $info[7]);

[431] Fix | Delete

if ($stat['ts'] && $stat['ts'] > $now && strpos($info[7], ':') !== false) {

[432] Fix | Delete

$stat['ts'] = strtotime($info[5] . ' ' . $info[6] . ' ' . $lastyear . ' ' . $info[7]);

[433] Fix | Delete

}

[434] Fix | Delete

if (empty($stat['ts'])) {

[435] Fix | Delete

$stat['ts'] = strtotime($info[6] . ' ' . $info[5] . ' ' . $info[7]);

[436] Fix | Delete

if ($stat['ts'] && $stat['ts'] > $now && strpos($info[7], ':') !== false) {

[437] Fix | Delete

$stat['ts'] = strtotime($info[6] . ' ' . $info[5] . ' ' . $lastyear . ' ' . $info[7]);

[438] Fix | Delete

}

[439] Fix | Delete

}

[440] Fix | Delete

}

[441] Fix | Delete

[442] Fix | Delete

if ($this->options['statOwner']) {

[443] Fix | Delete

$stat['owner'] = $info[2];

[444] Fix | Delete

$stat['group'] = $info[3];

[445] Fix | Delete

$stat['perm'] = substr($info[0], 1);

[446] Fix | Delete

//

[447] Fix | Delete

// if not exists owner in LS ftp ==> isowner = true

[448] Fix | Delete

// if is defined as option : 'owner' => true isowner = true

[449] Fix | Delete

//

[450] Fix | Delete

// if exist owner in LS ftp and 'owner' => False isowner = result of owner(file) == user(logged with ftp)

[451] Fix | Delete

//

[452] Fix | Delete

$stat['isowner'] = isset($stat['owner']) ? ($this->options['owner'] ? true : ($stat['owner'] == $this->options['user'])) : true;

[453] Fix | Delete

}

[454] Fix | Delete

[455] Fix | Delete

$owner_computed = isset($stat['isowner']) ? $stat['isowner'] : $this->options['owner'];

[456] Fix | Delete

$perm = $this->parsePermissions($info[0], $owner_computed);

[457] Fix | Delete

$stat['name'] = $name;

[458] Fix | Delete

$stat['mime'] = substr(strtolower($info[0]), 0, 1) == 'd' ? 'directory' : $this->mimetype($stat['name'], true);

[459] Fix | Delete

$stat['size'] = $stat['mime'] == 'directory' ? 0 : $info[4];

[460] Fix | Delete

$stat['read'] = $perm['read'];

[461] Fix | Delete

$stat['write'] = $perm['write'];

[462] Fix | Delete

[463] Fix | Delete

return $stat;

[464] Fix | Delete

}

[465] Fix | Delete

[466] Fix | Delete

/**

[467] Fix | Delete

* Normalize MS-DOS style FTP LIST Raw line

[468] Fix | Delete

*

[469] Fix | Delete

* @param string $raw line from FTP LIST (MS-DOS style)

[470] Fix | Delete

*

[471] Fix | Delete

* @return array

[472] Fix | Delete

* @author Naoki Sawada

[473] Fix | Delete

**/

[474] Fix | Delete

protected function normalizeRawWindows($raw)

[475] Fix | Delete

{

[476] Fix | Delete

$info = array_pad(array(), 9, '');

[477] Fix | Delete

$item = preg_replace('#\s+#', ' ', trim($raw), 3);

[478] Fix | Delete

list($date, $time, $size, $name) = explode(' ', $item, 4);

[479] Fix | Delete

$format = strlen($date) === 8 ? 'm-d-yH:iA' : 'Y-m-dH:i';

[480] Fix | Delete

$dateObj = DateTime::createFromFormat($format, $date . $time);

[481] Fix | Delete

$info[5] = strtotime($dateObj->format('Y-m-d H:i'));

[482] Fix | Delete

$info[8] = $name;

[483] Fix | Delete

if ($size === '<DIR>') {

[484] Fix | Delete

$info[4] = 0;

[485] Fix | Delete

$info[0] = 'drwxr-xr-x';

[486] Fix | Delete

} else {

[487] Fix | Delete

$info[4] = (int)$size;

[488] Fix | Delete

$info[0] = '-rw-r--r--';

[489] Fix | Delete

}

[490] Fix | Delete

return $info;

[491] Fix | Delete

}

[492] Fix | Delete

[493] Fix | Delete

/**

[494] Fix | Delete

* Parse permissions string. Return array(read => true/false, write => true/false)

[495] Fix | Delete

*

[496] Fix | Delete

* @param string $perm permissions string 'rwx' + 'rwx' + 'rwx'

[497] Fix | Delete

* ^ ^ ^

[498] Fix | Delete

* | | +-> others

[499] Fix | Delete