<?php
/**
* elFinder - file manager for web.
* Core class.
*
* @package elfinder
* @author Dmitry (dio) Levashov
* @author Troex Nevelin
* @author Alexey Sukhotin
**/
class elFinder {
/**
* API version number
*
* @var string
**/
protected $version = '2.1';
/**
* Storages (root dirs)
*
* @var array
**/
protected $volumes = array();
/**
* elFinder instance
*
* @var object
*/
public static $instance = null;
/**
* Network mount drivers
*
* @var array
*/
public static $netDrivers = array();
/**
* elFinder global locale
*
* @var string
*/
public static $locale = '';
/**
* elFinderVolumeDriver default mime.type file path
*
* @var string
*/
public static $defaultMimefile = '';
/**
* A file save destination path when a temporary content URL is required
* on a network volume or the like
* It can be overwritten by volume route setting
*
* @var string
*/
public static $tmpLinkPath = '';
/**
* A file save destination URL when a temporary content URL is required
* on a network volume or the like
* It can be overwritten by volume route setting
*
* @var string
*/
public static $tmpLinkUrl = '';
/**
* Temporary content URL lifetime (seconds)
*
* @var integer
*/
public static $tmpLinkLifeTime = 3600;
/**
* elFinder session wrapper object
*
* @var elFinderSessionInterface
*/
protected $session;
/**
* elFinder global sessionCacheKey
*
* @deprecated
* @var string
*/
public static $sessionCacheKey = '';
/**
* Is session closed
*
* @deprecated
* @var bool
*/
private static $sessionClosed = false;
/**
* elFinder base64encodeSessionData
* elFinder save session data as `UTF-8`
* If the session storage mechanism of the system does not allow `UTF-8`
* And it must be `true` option 'base64encodeSessionData' of elFinder
*
* @var bool
*/
protected static $base64encodeSessionData = false;
/**
* elFinder common tempraly path
*
* @var string
**/
protected static $commonTempPath = '';
/**
* Additional volume root options for network mounting volume
*
* @var array
*/
protected $optionsNetVolumes = array();
/**
* Session key of net mount volumes
*
* @deprecated
* @var string
*/
protected $netVolumesSessionKey = '';
/**
* Mounted volumes count
* Required to create unique volume id
*
* @var int
**/
public static $volumesCnt = 1;
/**
* Default root (storage)
*
* @var elFinderStorageDriver
**/
protected $default = null;
/**
* Commands and required arguments list
*
* @var array
**/
protected $commands = array(
'open' => array('target' => false, 'tree' => false, 'init' => false, 'mimes' => false, 'compare' => false),
'ls' => array('target' => true, 'mimes' => false, 'intersect' => false),
'tree' => array('target' => true),
'parents' => array('target' => true, 'until' => false),
'tmb' => array('targets' => true),
'file' => array('target' => true, 'download' => false),
'zipdl' => array('targets' => true, 'download' => false),
'size' => array('targets' => true),
'mkdir' => array('target' => true, 'name' => false, 'dirs' => false),
'mkfile' => array('target' => true, 'name' => true, 'mimes' => false),
'rm' => array('targets' => true),
'rename' => array('target' => true, 'name' => true, 'mimes' => false),
'duplicate' => array('targets' => true, 'suffix' => false),
'paste' => array('dst' => true, 'targets' => true, 'cut' => false, 'mimes' => false, 'renames' => false, 'hashes' => false, 'suffix' => false),
'upload' => array('target' => true, 'FILES' => true, 'mimes' => false, 'html' => false, 'upload' => false, 'name' => false, 'upload_path' => false, 'chunk' => false, 'cid' => false, 'node' => false, 'renames' => false, 'hashes' => false, 'suffix' => false, 'mtime' => false, 'overwrite' => false),
'get' => array('target' => true, 'conv' => false),
'put' => array('target' => true, 'content' => '', 'mimes' => false, 'encoding' => false),
'archive' => array('targets' => true, 'type' => true, 'mimes' => false, 'name' => false),
'extract' => array('target' => true, 'mimes' => false, 'makedir' => false),
'search' => array('q' => true, 'mimes' => false, 'target' => false),
'info' => array('targets' => true, 'compare' => false),
'dim' => array('target' => true),
'resize' => array('target' => true, 'width' => false, 'height' => false, 'mode' => false, 'x' => false, 'y' => false, 'degree' => false, 'quality' => false, 'bg' => false),
'netmount' => array('protocol' => true, 'host' => true, 'path' => false, 'port' => false, 'user' => false, 'pass' => false, 'alias' => false, 'options' => false),
'url' => array('target' => true, 'options' => false),
'callback' => array('node' => true, 'json' => false, 'bind' => false, 'done' => false),
'chmod' => array('targets' => true, 'mode' => true),
'subdirs' => array('targets' => true)
);
/**
* Plugins instance
*
* @var array
**/
protected $plugins = array();
/**
* Commands listeners
*
* @var array
**/
protected $listeners = array();
/**
* script work time for debug
*
* @var string
**/
protected $time = 0;
/**
* Is elFinder init correctly?
*
* @var bool
**/
protected $loaded = false;
/**
* Send debug to client?
*
* @var string
**/
protected $debug = false;
/**
* Call `session_write_close()` before exec command?
*
* @var bool
*/
protected $sessionCloseEarlier = true;
/**
* SESSION use commands @see __construct()
*
* @var array
*/
protected $sessionUseCmds = array();
/**
* session expires timeout
*
* @var int
**/
protected $timeout = 0;
/**
* Temp dir path for Upload
*
* @var string
*/
protected $uploadTempPath = '';
/**
* Max allowed archive files size (0 - no limit)
*
* @var integer
*/
protected $maxArcFilesSize = 0;
/**
* undocumented class variable
*
* @var string
**/
protected $uploadDebug = '';
/**
* Max allowed numbar of @var targets (0 - no limit)
*
* @var integer
*/
public $maxTargets = 1000;
/**
* Errors from PHP
*
* @var array
**/
public static $phpErrors = array();
/**
* Errors from not mounted volumes
*
* @var array
**/
public $mountErrors = array();
/**
* URL for callback output window for CORS
* redirect to this URL when callback output
*
* @var string URL
*/
protected $callbackWindowURL = '';
/**
* hash of items to unlock on command completion
*
* @var array hashes
*/
protected $autoUnlocks = array();
/**
* Item locking expiration (seconds)
* Default: 3600 secs
*
* @var integer
*/
protected $itemLockExpire = 3600;
// Errors messages
const ERROR_UNKNOWN = 'errUnknown';
const ERROR_UNKNOWN_CMD = 'errUnknownCmd';
const ERROR_CONF = 'errConf';
const ERROR_CONF_NO_JSON = 'errJSON';
const ERROR_CONF_NO_VOL = 'errNoVolumes';
const ERROR_INV_PARAMS = 'errCmdParams';
const ERROR_OPEN = 'errOpen';
const ERROR_DIR_NOT_FOUND = 'errFolderNotFound';
const ERROR_FILE_NOT_FOUND = 'errFileNotFound'; // 'File not found.'
const ERROR_TRGDIR_NOT_FOUND = 'errTrgFolderNotFound'; // 'Target folder "$1" not found.'
const ERROR_NOT_DIR = 'errNotFolder';
const ERROR_NOT_FILE = 'errNotFile';
const ERROR_PERM_DENIED = 'errPerm';
const ERROR_LOCKED = 'errLocked'; // '"$1" is locked and can not be renamed, moved or removed.'
const ERROR_EXISTS = 'errExists'; // 'File named "$1" already exists.'
const ERROR_INVALID_NAME = 'errInvName'; // 'Invalid file name.'
const ERROR_INVALID_DIRNAME = 'errInvDirname'; // 'Invalid folder name.'
const ERROR_MKDIR = 'errMkdir';
const ERROR_MKFILE = 'errMkfile';
const ERROR_RENAME = 'errRename';
const ERROR_COPY = 'errCopy';
const ERROR_MOVE = 'errMove';
const ERROR_COPY_FROM = 'errCopyFrom';
const ERROR_COPY_TO = 'errCopyTo';
const ERROR_COPY_ITSELF = 'errCopyInItself';
const ERROR_REPLACE = 'errReplace'; // 'Unable to replace "$1".'
const ERROR_RM = 'errRm'; // 'Unable to remove "$1".'
const ERROR_RM_SRC = 'errRmSrc'; // 'Unable remove source file(s)'
const ERROR_MKOUTLINK = 'errMkOutLink'; // 'Unable to create a link to outside the volume root.'
const ERROR_UPLOAD = 'errUpload'; // 'Upload error.'
const ERROR_UPLOAD_FILE = 'errUploadFile'; // 'Unable to upload "$1".'
const ERROR_UPLOAD_NO_FILES = 'errUploadNoFiles'; // 'No files found for upload.'
const ERROR_UPLOAD_TOTAL_SIZE = 'errUploadTotalSize'; // 'Data exceeds the maximum allowed size.'
const ERROR_UPLOAD_FILE_SIZE = 'errUploadFileSize'; // 'File exceeds maximum allowed size.'
const ERROR_UPLOAD_FILE_MIME = 'errUploadMime'; // 'File type not allowed.'
const ERROR_UPLOAD_TRANSFER = 'errUploadTransfer'; // '"$1" transfer error.'
const ERROR_UPLOAD_TEMP = 'errUploadTemp'; // 'Unable to make temporary file for upload.'
const ERROR_ACCESS_DENIED = 'errAccess';
const ERROR_NOT_REPLACE = 'errNotReplace'; // Object "$1" already exists at this location and can not be replaced with object of another type.
const ERROR_SAVE = 'errSave';
const ERROR_EXTRACT = 'errExtract';
const ERROR_ARCHIVE = 'errArchive';
const ERROR_NOT_ARCHIVE = 'errNoArchive';
const ERROR_ARCHIVE_TYPE = 'errArcType';
const ERROR_ARC_SYMLINKS = 'errArcSymlinks';
const ERROR_ARC_MAXSIZE = 'errArcMaxSize';
const ERROR_RESIZE = 'errResize';
const ERROR_RESIZESIZE = 'errResizeSize';
const ERROR_UNSUPPORT_TYPE = 'errUsupportType';
const ERROR_CONV_UTF8 = 'errConvUTF8';
const ERROR_NOT_UTF8_CONTENT = 'errNotUTF8Content';
const ERROR_NETMOUNT = 'errNetMount';
const ERROR_NETUNMOUNT = 'errNetUnMount';
const ERROR_NETMOUNT_NO_DRIVER = 'errNetMountNoDriver';
const ERROR_NETMOUNT_FAILED = 'errNetMountFailed';
const ERROR_SESSION_EXPIRES = 'errSessionExpires';
const ERROR_CREATING_TEMP_DIR = 'errCreatingTempDir';
const ERROR_FTP_DOWNLOAD_FILE = 'errFtpDownloadFile';
const ERROR_FTP_UPLOAD_FILE = 'errFtpUploadFile';
const ERROR_FTP_MKDIR = 'errFtpMkdir';
const ERROR_ARCHIVE_EXEC = 'errArchiveExec';
const ERROR_EXTRACT_EXEC = 'errExtractExec';
const ERROR_SEARCH_TIMEOUT = 'errSearchTimeout'; // 'Timed out while searching "$1". Search result is partial.'
const ERROR_REAUTH_REQUIRE = 'errReauthRequire'; // 'Re-authorization is required.'
const ERROR_MAX_TARGTES = 'errMaxTargets'; // 'Max number of selectable items is $1.'
/**
* Constructor
*
* @param array elFinder and roots configurations
* @author Dmitry (dio) Levashov
*/
public function __construct($opts) {
// set error handler of WARNING, NOTICE
$errLevel = E_WARNING | E_NOTICE | E_USER_WARNING | E_USER_NOTICE | E_STRICT | E_RECOVERABLE_ERROR;
if (defined('E_DEPRECATED')) {
$errLevel |= E_DEPRECATED | E_USER_DEPRECATED;
}
set_error_handler('elFinder::phpErrorHandler', $errLevel);
// convert PATH_INFO to GET query
if (! empty($_SERVER['PATH_INFO'])) {
$_ps = explode('/', trim($_SERVER['PATH_INFO'], '/'));
if (! isset($_GET['cmd'])) {
$_cmd = $_ps[0];
if (isset($this->commands[$_cmd])) {
$_GET['cmd'] = $_cmd;
$_i = 1;
foreach(array_keys($this->commands[$_cmd]) as $_k) {
if (isset($_ps[$_i])) {
if (! isset($_GET[$_k])) {
$_GET[$_k] = $_ps[$_i];
}
} else {
break;
}
}
}
}
}
// set elFinder instance
elFinder::$instance = $this;
// setup debug mode
$this->debug = (isset($opts['debug']) && $opts['debug'] ? true : false);
if ($this->debug) {
error_reporting(defined('ELFINDER_DEBUG_ERRORLEVEL')? ELFINDER_DEBUG_ERRORLEVEL : -1);
ini_set('diaplay_errors', '1');
// clear output buffer and stop output filters
while(ob_get_level() && ob_end_clean()){}
}
if (! interface_exists('elFinderSessionInterface')) {
include_once dirname(__FILE__).'/elFinderSessionInterface.php';
}
// session handler
if (!empty($opts['session']) && $opts['session'] instanceof elFinderSessionInterface) {
$this->session = $opts['session'];
} else {
$sessionOpts = array(
'base64encode' => !empty($opts['base64encodeSessionData']),
'keys' => array(
'default' => !empty($opts['sessionCacheKey']) ? $opts['sessionCacheKey'] : 'elFinderCaches',
'netvolume' => !empty($opts['netVolumesSessionKey'])? $opts['netVolumesSessionKey'] : 'elFinderNetVolumes'
)
);
if (! class_exists('elFinderSession')) {
include_once dirname(__FILE__) . '/elFinderSession.php';
}
$this->session = new elFinderSession($sessionOpts);
}
// try session start | restart
$this->session->start();
$sessionUseCmds = array();
if (isset($opts['sessionUseCmds']) && is_array($opts['sessionUseCmds'])) {
$sessionUseCmds = $opts['sessionUseCmds'];
}
// set self::$volumesCnt by HTTP header "X-elFinder-VolumesCntStart"
if (isset($_SERVER['HTTP_X_ELFINDER_VOLUMESCNTSTART']) && ($volumesCntStart = intval($_SERVER['HTTP_X_ELFINDER_VOLUMESCNTSTART']))) {
self::$volumesCnt = $volumesCntStart;
}
$this->time = $this->utime();
$this->sessionCloseEarlier = isset($opts['sessionCloseEarlier'])? (bool)$opts['sessionCloseEarlier'] : true;
$this->sessionUseCmds = array_flip($sessionUseCmds);
$this->timeout = (isset($opts['timeout']) ? $opts['timeout'] : 0);
$this->uploadTempPath = (isset($opts['uploadTempPath']) ? $opts['uploadTempPath'] : '');
$this->callbackWindowURL = (isset($opts['callbackWindowURL']) ? $opts['callbackWindowURL'] : '');
$this->maxTargets = (isset($opts['maxTargets']) ? intval($opts['maxTargets']) : $this->maxTargets);
elFinder::$commonTempPath = (isset($opts['commonTempPath']) ? $opts['commonTempPath'] : './.tmp');
if (!is_writable(elFinder::$commonTempPath)) {
elFinder::$commonTempPath = sys_get_temp_dir();
if (!is_writable(elFinder::$commonTempPath)) {
elFinder::$commonTempPath = '';
}
}
if (! empty($opts['tmpLinkPath'])) {
elFinder::$tmpLinkPath = $opts['tmpLinkPath'];
}
if (! empty($opts['tmpLinkUrl'])) {
elFinder::$tmpLinkUrl = $opts['tmpLinkUrl'];
}
if (! empty($opts['tmpLinkLifeTime'])) {
elFinder::$tmpLinkLifeTime = $opts['tmpLinkLifeTime'];
}
$this->maxArcFilesSize = isset($opts['maxArcFilesSize'])? intval($opts['maxArcFilesSize']) : 0;
$this->optionsNetVolumes = (isset($opts['optionsNetVolumes']) && is_array($opts['optionsNetVolumes']))? $opts['optionsNetVolumes'] : array();
if (isset($opts['itemLockExpire'])) {
$this->itemLockExpire = intval($opts['itemLockExpire']);
}
// deprecated settings
$this->netVolumesSessionKey = !empty($opts['netVolumesSessionKey'])? $opts['netVolumesSessionKey'] : 'elFinderNetVolumes';
self::$sessionCacheKey = !empty($opts['sessionCacheKey']) ? $opts['sessionCacheKey'] : 'elFinderCaches';
// check session cache
$_optsMD5 = md5(json_encode($opts['roots']));
if ($this->session->get('_optsMD5') !== $_optsMD5) {
$this->session->set('_optsMD5', $_optsMD5);
}
// setlocale and global locale regists to elFinder::locale
self::$locale = !empty($opts['locale']) ? $opts['locale'] : 'en_US.UTF-8';
if (false === setlocale(LC_ALL, self::$locale)) {
self::$locale = setlocale(LC_ALL, '');
}
// set defaultMimefile
elFinder::$defaultMimefile = (isset($opts['defaultMimefile']) ? $opts['defaultMimefile'] : '');
// bind events listeners
if (!empty($opts['bind']) && is_array($opts['bind'])) {
$_req = $_SERVER["REQUEST_METHOD"] == 'POST' ? $_POST : $_GET;
$_reqCmd = isset($_req['cmd']) ? $_req['cmd'] : '';
foreach ($opts['bind'] as $cmd => $handlers) {
$doRegist = (strpos($cmd, '*') !== false);
if (! $doRegist) {
$_getcmd = create_function('$cmd', 'list($ret) = explode(\'.\', $cmd);return trim($ret);');
$doRegist = ($_reqCmd && in_array($_reqCmd, array_map($_getcmd, explode(' ', $cmd))));
}
if ($doRegist) {
// for backward compatibility
if (! is_array($handlers)) {
$handlers = array($handlers);
} else {
if (count($handlers) === 2 && is_object($handlers[0])) {
$handlers = array($handlers);
}
}
foreach($handlers as $handler) {
if ($handler) {
if (is_string($handler) && strpos($handler, '.')) {
list($_domain, $_name, $_method) = array_pad(explode('.', $handler), 3, '');
if (strcasecmp($_domain, 'plugin') === 0) {
if ($plugin = $this->getPluginInstance($_name, isset($opts['plugin'][$_name])? $opts['plugin'][$_name] : array())
and method_exists($plugin, $_method)) {
$this->bind($cmd, array($plugin, $_method));
}
}
} else {
$this->bind($cmd, $handler);
}
}
}
}
}
}
if (!isset($opts['roots']) || !is_array($opts['roots'])) {
$opts['roots'] = array();
}
// check for net volumes stored in session
$netVolumes = $this->getNetVolumes();
foreach ($netVolumes as $key => $root) {
if (! isset($root['id'])) {
// given fixed unique id
if (! $root['id'] = $this->getNetVolumeUniqueId($netVolumes)) {
$this->mountErrors[] = 'Netmount Driver "'.$root['driver'].'" : Could\'t given volume id.';
continue;
}
}
$opts['roots'][$key] = $root;
}
// "mount" volumes
foreach ($opts['roots'] as $i => $o) {
$class = 'elFinderVolume'.(isset($o['driver']) ? $o['driver'] : '');
if (class_exists($class)) {
$volume = new $class();
try {
if ($this->maxArcFilesSize && (empty($o['maxArcFilesSize']) || $this->maxArcFilesSize < $o['maxArcFilesSize'])) {
$o['maxArcFilesSize'] = $this->maxArcFilesSize;
}
// pass session handler
$volume->setSession($this->session);
if ($volume->mount($o)) {
// unique volume id (ends on "_") - used as prefix to files hash
$id = $volume->id();
$this->volumes[$id] = $volume;
if ((!$this->default || $volume->root() !== $volume->defaultPath()) && $volume->isReadable()) {
$this->default = $this->volumes[$id];
}
} else {
$this->removeNetVolume($i, $volume);
$this->mountErrors[] = 'Driver "'.$class.'" : '.implode(' ', $volume->error());
}
} catch (Exception $e) {
$this->removeNetVolume($i, $volume);
$this->mountErrors[] = 'Driver "'.$class.'" : '.$e->getMessage();
}
} else {
$this->removeNetVolume($i, $volume);
$this->mountErrors[] = 'Driver "'.$class.'" does not exist';
}
}
// if at least one readable volume - ii desu >_<
$this->loaded = !empty($this->default);
// restore error handler for now
restore_error_handler();
}
/**
* Return elFinder session wrapper instance
*
* @return object elFinderSessionInterface
**/
public function getSession() {
return $this->session;
}
/**
* Return true if fm init correctly
*
* @return bool
* @author Dmitry (dio) Levashov
**/
public function loaded() {
return $this->loaded;
}
/**
* Return version (api) number
*
* @return string
* @author Dmitry (dio) Levashov
**/
public function version() {
return $this->version;
}
/**
* Add handler to elFinder command
*
* @param string command name
* @param string|array callback name or array(object, method)
* @return elFinder
* @author Dmitry (dio) Levashov
**/
public function bind($cmd, $handler) {
$allCmds = array_keys($this->commands);
$cmds = array();
foreach(explode(' ', $cmd) as $_cmd) {
if ($_cmd !== '') {
if ($all = strpos($_cmd, '*') !== false) {
list(, $sub) = array_pad(explode('.', $_cmd), 2, '');
if ($sub) {
$sub = str_replace('\'', '\\\'', $sub);
$addSub = create_function('$cmd', 'return $cmd . \'.\' . trim(\'' . $sub . '\');');
$cmds = array_merge($cmds, array_map($addSub, $allCmds));
} else {
$cmds = array_merge($cmds, $allCmds);
}
} else {
$cmds[] = $_cmd;
}
}
}
$cmds = array_unique($cmds);
foreach ($cmds as $cmd) {
if (!isset($this->listeners[$cmd])) {
$this->listeners[$cmd] = array();
}
if (is_callable($handler)) {
$this->listeners[$cmd][] = $handler;
}
}
return $this;
}
/**
* Remove event (command exec) handler
*
* @param string command name
* @param string|array callback name or array(object, method)
* @return elFinder
* @author Dmitry (dio) Levashov
**/
public function unbind($cmd, $handler) {
if (!empty($this->listeners[$cmd])) {
foreach ($this->listeners[$cmd] as $i => $h) {
if ($h === $handler) {
unset($this->listeners[$cmd][$i]);
return $this;
}
}
}
return $this;
}
/**
* Return true if command exists
*
* @param string command name
* @return bool
* @author Dmitry (dio) Levashov
**/
public function commandExists($cmd) {
return $this->loaded && isset($this->commands[$cmd]) && method_exists($this, $cmd);
}
/**
* Return root - file's owner (public func of volume())
*
* @param string file hash
* @return elFinderStorageDriver
* @author Naoki Sawada
*/
public function getVolume($hash) {
return $this->volume($hash);
}
/**
* Return command required arguments info
*
* @param string command name
* @return array
* @author Dmitry (dio) Levashov
**/
public function commandArgsList($cmd) {
return $this->commandExists($cmd) ? $this->commands[$cmd] : array();
}
private function session_expires() {
if (! $last = $this->session->get(':LAST_ACTIVITY')) {
$this->session->set(':LAST_ACTIVITY', time());
return false;
}
if ( ($this->timeout > 0) && (time() - $last > $this->timeout) ) {
return true;
}
$this->session->set(':LAST_ACTIVITY', time());
return false;
}
/**
* Exec command and return result
*
* @param string $cmd command name
* @param array $args command arguments
* @return array
* @author Dmitry (dio) Levashov
**/
public function exec($cmd, $args) {
// set error handler of WARNING, NOTICE
set_error_handler('elFinder::phpErrorHandler', E_WARNING | E_NOTICE | E_USER_WARNING | E_USER_NOTICE);
if (!$this->loaded) {
return array('error' => $this->error(self::ERROR_CONF, self::ERROR_CONF_NO_VOL));
}
if ($this->session_expires()) {
return array('error' => $this->error(self::ERROR_SESSION_EXPIRES));
}
if (!$this->commandExists($cmd)) {
return array('error' => $this->error(self::ERROR_UNKNOWN_CMD));
}
if (!empty($args['mimes']) && is_array($args['mimes'])) {
foreach ($this->volumes as $id => $v) {
$this->volumes[$id]->setMimesFilter($args['mimes']);
}
}
// regist shutdown function as fallback
register_shutdown_function(array($this, 'itemAutoUnlock'));
// detect destination dirHash and volume
$dstVolume = false;
$dst = ! empty($args['target'])? $args['target'] : (! empty($args['dst'])? $args['dst'] : '');
if ($dst) {
$dstVolume = $this->volume($dst);
} else if (isset($args['targets']) && is_array($args['targets']) && isset($args['targets'][0])) {
$dst = $args['targets'][0];
$dstVolume = $this->volume($dst);
if ($dstVolume && ($_stat = $dstVolume->file($dst)) && ! empty($_stat['phash'])) {
$dst = $_stat['phash'];
} else {
$dst = '';
}
} else if ($cmd === 'open') {
// for initial open without args `target`
$dstVolume = $this->default;
$dst = $dstVolume->defaultPath();
}
$result = null;
// call pre handlers for this command
$args['sessionCloseEarlier'] = isset($this->sessionUseCmds[$cmd])? false : $this->sessionCloseEarlier;
if (!empty($this->listeners[$cmd.'.pre'])) {
foreach ($this->listeners[$cmd.'.pre'] as $handler) {
$_res = call_user_func_array($handler, array($cmd, &$args, $this, $dstVolume));
if (is_array($_res)) {
if (! empty($_res['preventexec'])) {
$result = array('error' => true);
if ($cmd === 'upload' & ! empty($args['node'])) {
$result['callback'] = array(
'node' => $args['node'],
'bind' => $cmd
);
}
if (! empty($_res['results']) && is_array($_res['results'])) {
$result = array_merge($result, $_res['results']);
}
break;
}
}
}
}
// unlock session data for multiple access
if ($this->sessionCloseEarlier && $args['sessionCloseEarlier']) {
$this->session->close();
// deprecated property
elFinder::$sessionClosed = true;
}
if (substr(PHP_OS,0,3) === 'WIN') {
// set time out
elFinder::extendTimeLimit(300);
}
if (! is_array($result)) {
try {
$result = $this->$cmd($args);
} catch (Exception $e) {
$result = array(
'error' => htmlspecialchars($e->getMessage()),
'sync' => true
);
}
}
// check change dstDir
$changeDst = false;
if ($dst && $dstVolume && (! empty($result['added']) || ! empty($result['removed']))) {
$changeDst = true;
}
foreach ($this->volumes as $volume) {
$removed = $volume->removed();
if (! empty($removed)) {
if (! isset($result['removed'])) {
$result['removed'] = array();
}
$result['removed'] = array_merge($result['removed'], $removed);
if (! $changeDst && $dst && $dstVolume && $volume === $dstVolume) {
$changeDst = true;
}
}
$added = $volume->added();
if (! empty($added)) {
if (! isset($result['added'])) {
$result['added'] = array();
}
$result['added'] = array_merge($result['added'], $added);
if (! $changeDst && $dst && $dstVolume && $volume === $dstVolume) {
$changeDst = true;
}
}
$volume->resetResultStat();
}
// dstDir is changed
if ($changeDst) {
if ($dstDir = $dstVolume->dir($dst)) {
if (! isset($result['changed'])) {
$result['changed'] = array();
}
$result['changed'][] = $dstDir;
}
}
// call handlers for this command
if (!empty($this->listeners[$cmd])) {
foreach ($this->listeners[$cmd] as $handler) {
if (call_user_func_array($handler,array($cmd, &$result, $args, $this, $dstVolume))) {
// handler return true to force sync client after command completed
$result['sync'] = true;
}
}
}
// replace removed files info with removed files hashes
if (!empty($result['removed'])) {
$removed = array();
foreach ($result['removed'] as $file) {
$removed[] = $file['hash'];
}
$result['removed'] = array_unique($removed);
}
// remove hidden files and filter files by mimetypes
if (!empty($result['added'])) {
$result['added'] = $this->filter($result['added']);
}
// remove hidden files and filter files by mimetypes
if (!empty($result['changed'])) {
$result['changed'] = $this->filter($result['changed']);
}
if ($this->debug || !empty($args['debug'])) {
$result['debug'] = array(
'connector' => 'php',
'phpver' => PHP_VERSION,
'time' => $this->utime() - $this->time,
'memory' => (function_exists('memory_get_peak_usage') ? ceil(memory_get_peak_usage()/1024).'Kb / ' : '').ceil(memory_get_usage()/1024).'Kb / '.ini_get('memory_limit'),
'upload' => $this->uploadDebug,
'volumes' => array(),
'mountErrors' => $this->mountErrors,
'phpErrors' => elFinder::$phpErrors
);
elFinder::$phpErrors = array();
foreach ($this->volumes as $id => $volume) {
$result['debug']['volumes'][] = $volume->debug();
}
}
foreach ($this->volumes as $volume) {
$volume->saveSessionCache();
$volume->umount();
}
// unlock locked items
$this->itemAutoUnlock();
if (!empty($result['callback'])) {
$result['callback']['json'] = json_encode($result);
$this->callback($result['callback']);
} else {
return $result;
}
//TODO: Add return statement here
}
/**
* Return file real path
*
* @param string $hash file hash
* @return string
* @author Dmitry (dio) Levashov
**/
public function realpath($hash) {
if (($volume = $this->volume($hash)) == false) {
return false;
}
return $volume->realpath($hash);
}
/**
* Update sesstion value of a NetVolume option
*
* @param string $netKey
* @param string $optionKey
* @param mixed $val
*/
public function updateNetVolumeOption($netKey, $optionKey, $val) {
$netVolumes = $this->getNetVolumes();
if (is_string($netKey) && isset($netVolumes[$netKey]) && is_string($optionKey)) {
$netVolumes[$netKey][$optionKey] = $val;
$this->saveNetVolumes($netVolumes);
}
}
/**
* Return network volumes config.
*
* @return array
* @author Dmitry (dio) Levashov
*/
protected function getNetVolumes() {
if ($data = $this->session->get('netvolume', array())) {
return $data;
}
return array();
}
/**
* Save network volumes config.
*
* @param array $volumes volumes config
* @return void
* @author Dmitry (dio) Levashov
*/
protected function saveNetVolumes($volumes) {
$this->session->set('netvolume', $volumes);
}
/**
* Remove netmount volume
*
* @param string $key netvolume key
* @param object $volume volume driver instance
* @return bool
*/
protected function removeNetVolume($key, $volume) {
$netVolumes = $this->getNetVolumes();
$res = true;
if (is_object($volume) && method_exists($volume, 'netunmount')) {
$res = $volume->netunmount($netVolumes, $key);
$volume->clearSessionCache();
}
if ($res) {
if (is_string($key) && isset($netVolumes[$key])) {
unset($netVolumes[$key]);
$this->saveNetVolumes($netVolumes);
return true;
}
}
return false;
}
/**
* Get plugin instance & set to $this->plugins
*
* @param string $name Plugin name (dirctory name)
* @param array $opts Plugin options (optional)
* @return object | bool Plugin object instance Or false
* @author Naoki Sawada
*/
protected function getPluginInstance($name, $opts = array()) {
$key = strtolower($name);
if (! isset($this->plugins[$key])) {
$class = 'elFinderPlugin' . $name;
// to try auto load
if (! class_exists($class)) {
$p_file = dirname(__FILE__) . DIRECTORY_SEPARATOR . 'plugins' . DIRECTORY_SEPARATOR . $name . DIRECTORY_SEPARATOR . 'plugin.php';
if (is_file($p_file)) {
include_once $p_file;
}
}
if (class_exists($class, false)) {
$this->plugins[$key] = new $class($opts);
} else {
$this->plugins[$key] = false;
}
}
return $this->plugins[$key];
}
/***************************************************************************/
/* commands */
/***************************************************************************/
/**
* Normalize error messages
*
* @return array
* @author Dmitry (dio) Levashov
**/
public function error() {
$errors = array();
foreach (func_get_args() as $msg) {
if (is_array($msg)) {
$errors = array_merge($errors, $msg);
} else {
$errors[] = $msg;
}
}
return count($errors) ? $errors : array(self::ERROR_UNKNOWN);
}
protected function netmount($args) {
$options = array();
$protocol = $args['protocol'];
if ($protocol === 'netunmount') {
if (! empty($args['user']) && $volume = $this->volume($args['user'])) {
if ($this->removeNetVolume($args['host'], $volume)) {
return array('removed' => array(array('hash' => $volume->root())));
}
}
return array('sync' => true, 'error' => $this->error(self::ERROR_NETUNMOUNT));
}
$driver = isset(self::$netDrivers[$protocol]) ? self::$netDrivers[$protocol] : '';
$class = 'elFinderVolume'.$driver;
if (!class_exists($class)) {
return array('error' => $this->error(self::ERROR_NETMOUNT, $args['host'], self::ERROR_NETMOUNT_NO_DRIVER));
}
if (!$args['path']) {
$args['path'] = '/';
}
foreach ($args as $k => $v) {
if ($k != 'options' && $k != 'protocol' && $v) {
$options[$k] = $v;
}
}
if (is_array($args['options'])) {
foreach ($args['options'] as $key => $value) {
$options[$key] = $value;
}
}
$volume = new $class();
// pass session handler
$volume->setSession($this->session);
if (method_exists($volume, 'netmountPrepare')) {
$options = $volume->netmountPrepare($options);
if (isset($options['exit'])) {
if ($options['exit'] === 'callback') {
$this->callback($options['out']);
}
return $options;
}
}
$netVolumes = $this->getNetVolumes();
if (! isset($options['id'])) {
// given fixed unique id
if (! $options['id'] = $this->getNetVolumeUniqueId($netVolumes)) {
return array('error' => $this->error(self::ERROR_NETMOUNT, $args['host'], 'Could\'t given volume id.'));
}
}
// load additional volume root options
if (! empty($this->optionsNetVolumes['*'])) {
$options = array_merge($options, $this->optionsNetVolumes['*']);
}
if (! empty($this->optionsNetVolumes[$protocol])) {
$options = array_merge($options, $this->optionsNetVolumes[$protocol]);
}
if (! $key = $volume->netMountKey) {
$key = md5($protocol . '-' . serialize($options));
}
$options['netkey'] = $key;
if ($volume->mount($options)) {
$options['driver'] = $driver;
$netVolumes[$key] = $options;
$this->saveNetVolumes($netVolumes);
$rootstat = $volume->file($volume->root());
return array('added' => array($rootstat));
} else {
$this->removeNetVolume(null, $volume);
return array('error' => $this->error(self::ERROR_NETMOUNT, $args['host'], implode(' ', $volume->error())));
}
}
/**
* "Open" directory
* Return array with following elements
* - cwd - opened dir info
* - files - opened dir content [and dirs tree if $args[tree]]
* - api - api version (if $args[init])
* - uplMaxSize - if $args[init]
* - error - on failed
*
* @param array command arguments
* @return array
* @author Dmitry (dio) Levashov
**/
protected function open($args) {
$target = $args['target'];
$init = !empty($args['init']);
$tree = !empty($args['tree']);
$volume = $this->volume($target);
$cwd = $volume ? $volume->dir($target) : false;
$hash = $init ? 'default folder' : '#'.$target;
$sleep = 0;
$compare = '';
// on init request we can get invalid dir hash -
// dir which can not be opened now, but remembered by client,
// so open default dir
if ((!$cwd || !$cwd['read']) && $init) {
$volume = $this->default;
$target = $volume->defaultPath();
$cwd = $volume->dir($target);
}
if (!$cwd) {
return array('error' => $this->error(self::ERROR_OPEN, $hash, self::ERROR_DIR_NOT_FOUND));
}
if (!$cwd['read']) {
return array('error' => $this->error(self::ERROR_OPEN, $hash, self::ERROR_PERM_DENIED));
}
$files = array();
// get current working directory files list
if (($ls = $volume->scandir($cwd['hash'])) === false) {
return array('error' => $this->error(self::ERROR_OPEN, $cwd['name'], $volume->error()));
}
if (isset($cwd['dirs']) && $cwd['dirs'] != 1) {
$cwd = $volume->dir($target);
}
// get other volume root
if ($tree) {
foreach ($this->volumes as $id => $v) {
$files[] = $v->file($v->root());
}
}
// long polling mode
if ($args['compare']) {
$sleep = max(1, (int)$volume->getOption('lsPlSleep'));
$standby = (int)$volume->getOption('plStandby');
if ($standby > 0 && $sleep > $standby) {
$standby = $sleep;
}
$limit = max(0, floor($standby / $sleep)) + 1;
do {
elFinder::extendTimeLimit(30 + $sleep);
$_mtime = 0;
foreach($ls as $_f) {
$_mtime = max($_mtime, $_f['ts']);
}
$compare = strval(count($ls)).':'.strval($_mtime);
if ($compare !== $args['compare']) {
break;
}
if (--$limit) {
sleep($sleep);
$volume->clearstatcache();
if (($ls = $volume->scandir($cwd['hash'])) === false) {
break;
}
}
} while($limit);
if ($ls === false) {
return array('error' => $this->error(self::ERROR_OPEN, $cwd['name'], $volume->error()));
}
}
if ($ls) {
if ($files) {
$files = array_merge($files, $ls);
} else {
$files = $ls;
}
}
$result = array(
'cwd' => $cwd,
'options' => $volume->options($cwd['hash']),
'files' => $files
);
if ($compare) {
$result['cwd']['compare'] = $compare;
}
if (!empty($args['init'])) {
$result['api'] = $this->version;
$result['uplMaxSize'] = ini_get('upload_max_filesize');
$result['uplMaxFile'] = ini_get('max_file_uploads');
$result['netDrivers'] = array_keys(self::$netDrivers);
$result['maxTargets'] = $this->maxTargets;
if ($volume) {
$result['cwd']['root'] = $volume->root();
}
}
return $result;
}
/**
* Return dir files names list
*
* @param array command arguments
* @return array
* @author Dmitry (dio) Levashov
**/
protected function ls($args) {
$target = $args['target'];
$intersect = isset($args['intersect'])? $args['intersect'] : array();
if (($volume = $this->volume($target)) == false
|| ($list = $volume->ls($target, $intersect)) === false) {
return array('error' => $this->error(self::ERROR_OPEN, '#'.$target));
}
return array('list' => $list);
}
/**
* Return subdirs for required directory
*
* @param array command arguments
* @return array
* @author Dmitry (dio) Levashov
**/
protected function tree($args) {
$target = $args['target'];
if (($volume = $this->volume($target)) == false
|| ($tree = $volume->tree($target)) == false) {
return array('error' => $this->error(self::ERROR_OPEN, '#'.$target));
}
return array('tree' => $tree);
}
/**
* Return parents dir for required directory
*
* @param array command arguments
* @return array
* @author Dmitry (dio) Levashov
**/
protected function parents($args) {
$target = $args['target'];
$until = $args['until'];
if (($volume = $this->volume($target)) == false
|| ($tree = $volume->parents($target, false, $until)) == false) {
return array('error' => $this->error(self::ERROR_OPEN, '#'.$target));
}
return array('tree' => $tree);
}
/**
* Return new created thumbnails list
*
* @param array command arguments
* @return array
* @author Dmitry (dio) Levashov
**/
protected function tmb($args) {
$result = array('images' => array());
$targets = $args['targets'];
foreach ($targets as $target) {
elFinder::extendTimeLimit();
if (($volume = $this->volume($target)) != false
&& (($tmb = $volume->tmb($target)) != false)) {
$result['images'][$target] = $tmb;
}
}
return $result;
}
/**
* Download files/folders as an archive file
*
* 1st: Return srrsy contains download archive file info
* 2nd: Return array contains opened file pointer, root itself and required headers
*
* @param array command arguments
* @return array
* @author Naoki Sawada
**/
protected function zipdl($args) {
$targets = $args['targets'];
$download = !empty($args['download']);
$h404 = 'HTTP/1.x 404 Not Found';
if (!$download) {
//1st: Return srrsy contains download archive file info
$error = array(self::ERROR_ARCHIVE);
if (($volume = $this->volume($targets[0])) !== false) {
if ($dlres = $volume->zipdl($targets)) {
$path = $dlres['path'];
register_shutdown_function(create_function('$f', 'connection_status() && is_file($f) && unlink($f);'), $path);
if (count($targets) === 1) {
$name = basename($volume->path($targets[0]));
} else {
$name = $dlres['prefix'].'_Files';
}
$name .= '.'.$dlres['ext'];
$result = array(
'zipdl' => array(
'file' => basename($path),
'name' => $name,
'mime' => $dlres['mime']
)
);
return $result;
}
$error = array_merge($error, $volume->error());
}
return array('error' => $error);
} else {
// 2nd: Return array contains opened file pointer, root itself and required headers
if (count($targets) !== 4 || ($volume = $this->volume($targets[0])) == false) {
return array('error' => 'File not found', 'header' => $h404, 'raw' => true);
}
$file = $targets[1];
$path = $volume->getTempPath().DIRECTORY_SEPARATOR.$file;
register_shutdown_function(create_function('$f', 'is_file($f) && unlink($f);'), $path);
if (!is_readable($path)) {
return array('error' => 'File not found', 'header' => $h404, 'raw' => true);
}
$name = $targets[2];
$mime = $targets[3];
$filenameEncoded = rawurlencode($name);
if (strpos($filenameEncoded, '%') === false) { // ASCII only
$filename = 'filename="'.$name.'"';
} else {
$ua = $_SERVER['HTTP_USER_AGENT'];
if (preg_match('/MSIE [4-8]/', $ua)) { // IE < 9 do not support RFC 6266 (RFC 2231/RFC 5987)
$filename = 'filename="'.$filenameEncoded.'"';
} elseif (strpos($ua, 'Chrome') === false && strpos($ua, 'Safari') !== false && preg_match('#Version/[3-5]#', $ua)) { // Safari < 6
$filename = 'filename="'.str_replace('"', '', $name).'"';
} else { // RFC 6266 (RFC 2231/RFC 5987)
$filename = 'filename*=UTF-8\'\''.$filenameEncoded;
}
}
$fp = fopen($path, 'rb');
$file = fstat($fp);
$result = array(
'pointer' => $fp,
'header' => array(
'Content-Type: '.$mime,
'Content-Disposition: attachment; '.$filename,
'Content-Transfer-Encoding: binary',
'Content-Length: '.$file['size'],
'Accept-Ranges: none',
'Connection: close'
)
);
return $result;
}
}
/**
* Required to output file in browser when volume URL is not set
* Return array contains opened file pointer, root itself and required headers
*
* @param array command arguments
* @return array
* @author Dmitry (dio) Levashov
**/
protected function file($args) {
$target = $args['target'];
$download = !empty($args['download']);
$h403 = 'HTTP/1.x 403 Access Denied';
$h404 = 'HTTP/1.x 404 Not Found';
if (($volume = $this->volume($target)) == false) {
return array('error' => 'File not found', 'header' => $h404, 'raw' => true);
}
if (($file = $volume->file($target)) == false) {
return array('error' => 'File not found', 'header' => $h404, 'raw' => true);
}
if (!$file['read']) {
return array('error' => 'Access denied', 'header' => $h403, 'raw' => true);
}
if (($fp = $volume->open($target)) == false) {
return array('error' => 'File not found', 'header' => $h404, 'raw' => true);
}
// allow change MIME type by 'file.pre' callback functions
$mime = isset($args['mime'])? $args['mime'] : $file['mime'];
if ($download) {
$disp = 'attachment';
} else {
$dispInlineRegex = $volume->getOption('dispInlineRegex');
$inlineRegex = false;
if ($dispInlineRegex) {
$inlineRegex = '#' . str_replace('#', '\\#', $dispInlineRegex) . '#';
try {
preg_match($inlineRegex, '');
} catch(Exception $e) {
$inlineRegex = false;
}
}
if (!$inlineRegex) {
$inlineRegex = '#^(?:(?:image|text)|application/x-shockwave-flash$)#';
}
$disp = preg_match($inlineRegex, $mime)? 'inline' : 'attachment';
}
$filenameEncoded = rawurlencode($file['name']);
if (strpos($filenameEncoded, '%') === false) { // ASCII only
$filename = 'filename="'.$file['name'].'"';
} else {
$ua = $_SERVER['HTTP_USER_AGENT'];
if (preg_match('/MSIE [4-8]/', $ua)) { // IE < 9 do not support RFC 6266 (RFC 2231/RFC 5987)
$filename = 'filename="'.$filenameEncoded.'"';
} elseif (strpos($ua, 'Chrome') === false && strpos($ua, 'Safari') !== false && preg_match('#Version/[3-5]#', $ua)) { // Safari < 6
$filename = 'filename="'.str_replace('"', '', $file['name']).'"';
} else { // RFC 6266 (RFC 2231/RFC 5987)
$filename = 'filename*=UTF-8\'\''.$filenameEncoded;
}
}
$result = array(
'volume' => $volume,
'pointer' => $fp,
'info' => $file,
'header' => array(
'Content-Type: '.$mime,
'Content-Disposition: '.$disp.'; '.$filename,
'Content-Transfer-Encoding: binary',
'Content-Length: '.$file['size'],
'Connection: close'
)
);
if (isset($file['url']) && $file['url'] && $file['url'] != 1) {
$result['header'][] = 'Content-Location: '.$file['url'];
}
return $result;
}
/**
* Count total files size
*
* @param array command arguments
* @return array
* @author Dmitry (dio) Levashov
**/
protected function size($args) {
$size = 0;
$files = 0;
$dirs = 0;
$itemCount = true;
foreach ($args['targets'] as $target) {
if (($volume = $this->volume($target)) == false
|| ($file = $volume->file($target)) == false
|| !$file['read']) {
return array('error' => $this->error(self::ERROR_OPEN, '#'.$target));
}
$volRes = $volume->size($target);
if (is_array($volRes)) {
if (! empty($volRes['size'])) {
$size += $volRes['size'];
}
if ($itemCount) {
if (! empty($volRes['files'])) {
$files += $volRes['files'];
}
if (! empty($volRes['dirs'])) {
$dirs += $volRes['dirs'];
}
}
} else if (is_numeric($volRes)) {
$size += $volRes;
$files = $dirs = 'unknown';
$itemCount = false;
}
}
return array('size' => $size, 'fileCnt' => $files, 'dirCnt' => $dirs);
}
/**
* Create directory
*
* @param array command arguments
* @return array
* @author Dmitry (dio) Levashov
**/
protected function mkdir($args) {
$target = $args['target'];
$name = $args['name'];
$dirs = $args['dirs'];
if ($name === '' && !$dirs) {
return array('error' => $this->error(self::ERROR_INV_PARAMS, 'mkdir'));
}
if (($volume = $this->volume($target)) == false) {
return array('error' => $this->error(self::ERROR_MKDIR, $name, self::ERROR_TRGDIR_NOT_FOUND, '#'.$target));
}
if ($dirs) {
sort($dirs);
$reset = null;
$mkdirs = array();
foreach($dirs as $dir) {
$tgt =& $mkdirs;
$_names = explode('/', trim($dir, '/'));
foreach($_names as $_key => $_name) {
if (! isset($tgt[$_name])) {
$tgt[$_name] = array();
}
$tgt =& $tgt[$_name];
}
$tgt =& $reset;
}
$res = $this->ensureDirsRecursively($volume, $target, $mkdirs);
if ($res['error']) {
$errors = $volume->error();
if ($res['makes']) {
$this->rm(array('targets' => $res['makes']));
}
return array('error' => $this->error(self::ERROR_MKDIR, $res['error'][0], $errors));
} else {
return array('added' => $res['stats'], 'hashes' => $res['hashes']);
}
} else {
return ($dir = $volume->mkdir($target, $name)) == false
? array('error' => $this->error(self::ERROR_MKDIR, $name, $volume->error()))
: array('added' => array($dir));
}
}
/**
* Create empty file
*
* @param array command arguments
* @return array
* @author Dmitry (dio) Levashov
**/
protected function mkfile($args) {
$target = $args['target'];
$name = $args['name'];
if (($volume = $this->volume($target)) == false) {
return array('error' => $this->error(self::ERROR_MKFILE, $name, self::ERROR_TRGDIR_NOT_FOUND, '#'.$target));
}
return ($file = $volume->mkfile($target, $args['name'])) == false
? array('error' => $this->error(self::ERROR_MKFILE, $name, $volume->error()))
: array('added' => array($file));
}
/**
* Rename file
*
* @param array $args
* @return array
* @author Dmitry (dio) Levashov
**/
protected function rename($args) {
$target = $args['target'];
$name = $args['name'];
if (($volume = $this->volume($target)) == false
|| ($rm = $volume->file($target)) == false) {
return array('error' => $this->error(self::ERROR_RENAME, '#'.$target, self::ERROR_FILE_NOT_FOUND));
}
$rm['realpath'] = $volume->realpath($target);
if ($this->itemLocked($target)) {
return array('error' => $this->error(self::ERROR_LOCKED, $rm['name']));
}
return ($file = $volume->rename($target, $name)) == false
? array('error' => $this->error(self::ERROR_RENAME, $rm['name'], $volume->error()))
: array('added' => array($file), 'removed' => array($rm));
}
/**
* Duplicate file - create copy with "copy %d" suffix
*
* @param array $args command arguments
* @return array
* @author Dmitry (dio) Levashov
**/
protected function duplicate($args) {
$targets = is_array($args['targets']) ? $args['targets'] : array();
$result = array('added' => array());
$suffix = empty($args['suffix']) ? 'copy' : $args['suffix'];
$this->itemLock($targets);
foreach ($targets as $target) {
elFinder::extendTimeLimit();
if (($volume = $this->volume($target)) == false
|| ($src = $volume->file($target)) == false) {
$result['warning'] = $this->error(self::ERROR_COPY, '#'.$target, self::ERROR_FILE_NOT_FOUND);
break;
}
if (($file = $volume->duplicate($target, $suffix)) == false) {
$result['warning'] = $this->error($volume->error());
break;
}
$result['added'][] = $file;
}
return $result;
}
/**
* Remove dirs/files
*
* @param array command arguments
* @return array
* @author Dmitry (dio) Levashov
**/
protected function rm($args) {
$targets = is_array($args['targets']) ? $args['targets'] : array();
$result = array('removed' => array());
foreach ($targets as $target) {
elFinder::extendTimeLimit();
if (($volume = $this->volume($target)) == false) {
$result['warning'] = $this->error(self::ERROR_RM, '#'.$target, self::ERROR_FILE_NOT_FOUND);
break;
}
if ($this->itemLocked($target)) {
$rm = $volume->file($target);
$result['warning'] = $this->error(self::ERROR_LOCKED, $rm['name']);
break;
}
if (!$volume->rm($target)) {
$result['warning'] = $this->error($volume->error());
break;
}
}
return $result;
}
/**
* Return has subdirs
*
* @param array command arguments
* @return array
* @author Dmitry Naoki Sawada
**/
protected function subdirs($args) {
$result = array('subdirs' => array());
$targets = $args['targets'];
foreach ($targets as $target) {
if (($volume = $this->volume($target)) !== false) {
$result['subdirs'][$target] = $volume->subdirs($target)? 1 : 0;
}
}
return $result;
}
/**
* Get remote contents
*
* @param string $url target url
* @param int $timeout timeout (sec)
* @param int $redirect_max redirect max count
* @param string $ua
* @param resource $fp
* @return string or bool(false)
* @retval string contents
* @rettval false error
* @author Naoki Sawada
**/
protected function get_remote_contents( &$url, $timeout = 30, $redirect_max = 5, $ua = 'Mozilla/5.0', $fp = null ) {
$method = (function_exists('curl_exec') && !ini_get('safe_mode') && !ini_get('open_basedir'))? 'curl_get_contents' : 'fsock_get_contents';
return $this->$method( $url, $timeout, $redirect_max, $ua, $fp );
}
/**
* Get remote contents with cURL
*
* @param string $url target url
* @param int $timeout timeout (sec)
* @param int $redirect_max redirect max count
* @param string $ua
* @param resource $outfp
* @return string or bool(false)
* @retval string contents
* @retval false error
* @author Naoki Sawada
**/
protected function curl_get_contents( &$url, $timeout, $redirect_max, $ua, $outfp ){
$ch = curl_init();
curl_setopt( $ch, CURLOPT_URL, $url );
curl_setopt( $ch, CURLOPT_HEADER, false );
if ($outfp) {
curl_setopt( $ch, CURLOPT_FILE, $outfp );
} else {
curl_setopt( $ch, CURLOPT_RETURNTRANSFER, true );
curl_setopt( $ch, CURLOPT_BINARYTRANSFER, true );
}
curl_setopt( $ch, CURLOPT_LOW_SPEED_LIMIT, 1 );
curl_setopt( $ch, CURLOPT_LOW_SPEED_TIME, $timeout );
curl_setopt( $ch, CURLOPT_SSL_VERIFYPEER, false );
curl_setopt( $ch, CURLOPT_FOLLOWLOCATION, 1);
curl_setopt( $ch, CURLOPT_MAXREDIRS, $redirect_max);
curl_setopt( $ch, CURLOPT_USERAGENT, $ua);
$result = curl_exec( $ch );
$url = curl_getinfo($ch, CURLINFO_EFFECTIVE_URL);
curl_close( $ch );
return $outfp? $outfp : $result;
}
/**
* Get remote contents with fsockopen()
*
* @param string $url url
* @param int $timeout timeout (sec)
* @param int $redirect_max redirect max count
* @param string $ua
* @param resource $outfp
* @return string or bool(false)
* @retval string contents
* @retval false error
* @author Naoki Sawada
*/
protected function fsock_get_contents( &$url, $timeout, $redirect_max, $ua, $outfp ) {
$connect_timeout = 3;
$connect_try = 3;
$method = 'GET';
$readsize = 4096;
$ssl = '';
$getSize = null;
$headers = '';
$arr = parse_url($url);
if (!$arr){
// Bad request
return false;
}
if ($arr['scheme'] === 'https') {
$ssl = 'ssl://';
}
// query
$arr['query'] = isset($arr['query']) ? '?'.$arr['query'] : '';
// port
$arr['port'] = isset($arr['port']) ? $arr['port'] : ($ssl? 443 : 80);
$url_base = $arr['scheme'].'://'.$arr['host'].':'.$arr['port'];
$url_path = isset($arr['path']) ? $arr['path'] : '/';
$uri = $url_path.$arr['query'];
$query = $method.' '.$uri." HTTP/1.0\r\n";
$query .= "Host: ".$arr['host']."\r\n";
$query .= "Accept: */*\r\n";
$query .= "Connection: close\r\n";
if (!empty($ua)) $query .= "User-Agent: ".$ua."\r\n";
if (!is_null($getSize)) $query .= 'Range: bytes=0-' . ($getSize - 1) . "\r\n";
$query .= $headers;
$query .= "\r\n";
$fp = $connect_try_count = 0;
while( !$fp && $connect_try_count < $connect_try ) {
$errno = 0;
$errstr = "";
$fp = fsockopen(
$ssl.$arr['host'],
$arr['port'],
$errno,$errstr,$connect_timeout);
if ($fp) break;
$connect_try_count++;
if (connection_aborted()) {
exit();
}
sleep(1); // wait 1sec
}
$fwrite = 0;
for ($written = 0; $written < strlen($query); $written += $fwrite) {
$fwrite = fwrite($fp, substr($query, $written));
if (!$fwrite) {
break;
}
}
$response = '';
if ($timeout) {
socket_set_timeout($fp, $timeout);
}
$_response = '';
$header = '';
while($_response !== "\r\n"){
$_response = fgets($fp, $readsize);
$header .= $_response;
};
$rccd = array_pad(explode(' ',$header,2), 2, ''); // array('HTTP/1.1','200')
$rc = (int)$rccd[1];
$ret = false;
// Redirect
switch ($rc) {
case 307: // Temporary Redirect
case 303: // See Other
case 302: // Moved Temporarily
case 301: // Moved Permanently
$matches = array();
if (preg_match('/^Location: (.+?)(#.+)?$/im',$header,$matches) && --$redirect_max > 0) {
$_url = $url;
$url = trim($matches[1]);
$hash = isset($matches[2])? trim($matches[2]) : '';
if (!preg_match('/^https?:\//',$url)) { // no scheme
if ($url{0} != '/') { // Relative path
// to Absolute path
$url = substr($url_path,0,strrpos($url_path,'/')).'/'.$url;
}
// add sheme,host
$url = $url_base.$url;
}
if ($_url !== $url) {
fclose($fp);
return $this->fsock_get_contents( $url, $timeout, $redirect_max, $ua, $outfp );
}
}
break;
case 200:
$ret = true;
}
if (! $ret) {
fclose($fp);
return false;
}
$body = '';
if (!$outfp) {
$outfp = fopen('php://temp', 'rwb');
$body = true;
}
while(fwrite($outfp, fread($fp, $readsize))) {
if ($timeout) {
$_status = socket_get_status($fp);
if ($_status['timed_out']) {
fclose($outfp);
fclose($fp);
return false; // Request Time-out
}
}
}
if ($body) {
rewind($outfp);
$body = stream_get_contents($outfp);
fclose($outfp);
$outfp = null;
}
fclose($fp);
return $outfp? $outfp : $body; // Data
}
/**
* Parse Data URI scheme
*
* @param string $str
* @param array $extTable
* @param array $args
* @return array
* @author Naoki Sawada
*/
protected function parse_data_scheme( $str, $extTable, $args = null) {
$data = $name = '';
if ($fp = fopen('data://'.substr($str, 5), 'rb')) {
if ($data = stream_get_contents($fp)) {
$meta = stream_get_meta_data($fp);
$ext = isset($extTable[$meta['mediatype']])? '.' . $extTable[$meta['mediatype']] : '';
// Set name if name eq 'image.png' and $args has 'name' array, e.g. clipboard data
if (is_array($args['name']) && isset($args['name'][0])) {
$name = $args['name'][0];
if ($ext) {
$name = preg_replace('/\.[^.]*$/', '', $name);
}
} else {
$name = substr(md5($data), 0, 8);
}
$name .= $ext;
}
fclose($fp);
}
return array($data, $name);
}
/**
* Detect file MIME Type by local path
*
* @param string $path Local path
* @return string file MIME Type
* @author Naoki Sawada
*/
protected function detectMimeType($path) {
static $type, $finfo, $volume;
if (!$type) {
$keys = array_keys($this->volumes);
$volume = $this->volumes[$keys[0]];
if (class_exists('finfo', false)) {
$tmpFileInfo = explode(';', finfo_file(finfo_open(FILEINFO_MIME), __FILE__));
} else {
$tmpFileInfo = false;
}
$regexp = '/text\/x\-(php|c\+\+)/';
if ($tmpFileInfo && preg_match($regexp, array_shift($tmpFileInfo))) {
$type = 'finfo';
$finfo = finfo_open(FILEINFO_MIME);
} elseif (function_exists('mime_content_type')
&& preg_match($regexp, array_shift(explode(';', mime_content_type(__FILE__))))) {
$type = 'mime_content_type';
} elseif (function_exists('getimagesize')) {
$type = 'getimagesize';
} else {
$type = 'none';
}
}
$mime = '';
if ($type === 'finfo') {
$mime = finfo_file($finfo, $path);
} elseif ($type === 'mime_content_type') {
$mime = mime_content_type($path);
} elseif ($type === 'getimagesize') {
if ($img = getimagesize($path)) {
$mime = $img['mime'];
}
}
if ($mime) {
$mime = explode(';', $mime);
$mime = trim($mime[0]);
if (in_array($mime, array('application/x-empty', 'inode/x-empty'))) {
// finfo return this mime for empty files
$mime = 'text/plain';
} elseif ($mime == 'application/x-zip') {
// http://elrte.org/redmine/issues/163
$mime = 'application/zip';
}
}
return $mime? $mime : 'unknown';
}
/**
* Detect file type extension by local path
*
* @param object $volume elFinderVolumeDriver instance
* @param string $path Local path
* @return string file type extension with dot
* @author Naoki Sawada
*/
protected function detectFileExtension($volume, $path) {
$mime = $this->detectMimeType($path);
$ext = $mime !== 'unknown'? $volume->getExtentionByMime($mime) : '';
return $ext? ('.' . $ext) : '';
}
/**
* Get temporary directory path
*
* @param string $volumeTempPath
* @return string
* @author Naoki Sawada
*/
private function getTempDir($volumeTempPath = null) {
$testDirs = array();
if ($this->uploadTempPath) {
$testDirs[] = rtrim(realpath($this->uploadTempPath), DIRECTORY_SEPARATOR);
}
if ($volumeTempPath) {
$testDirs[] = rtrim(realpath($volumeTempPath), DIRECTORY_SEPARATOR);
}
if (function_exists('sys_get_temp_dir')) {
$testDirs[] = sys_get_temp_dir();
}
$tempDir = '';
foreach($testDirs as $testDir) {
if (!$testDir || !is_dir($testDir)) continue;
if (is_writable($testDir)) {
$tempDir = $testDir;
$gc = time() - 3600;
foreach(glob($tempDir . DIRECTORY_SEPARATOR .'ELF*') as $cf) {
if (filemtime($cf) < $gc) {
unlink($cf);
}
}
break;
}
}
return $tempDir;
}
/**
* chmod
*
* @param array command arguments
* @return array
* @author David Bartle
**/
protected function chmod($args) {
$targets = $args['targets'];
$mode = intval((string)$args['mode'], 8);
if (!is_array($targets)) {
$targets = array($targets);
}
$result = array();
if (($volume = $this->volume($targets[0])) == false) {
$result['error'] = $this->error(self::ERROR_CONF_NO_VOL);
return $result;
}
$this->itemLock($targets);
$files = array();
$errors = array();
foreach($targets as $target) {
elFinder::extendTimeLimit();
$file = $volume->chmod($target, $mode);
if ($file) {
$files = array_merge($files, is_array($file)? $file : array($file));
} else {
$errors = array_merge($errors, $volume->error());
}
}
if ($files) {
$result['changed'] = $files;
if ($errors) {
$result['warning'] = $this->error($errors);
}
} else {
$result['error'] = $this->error($errors);
}
return $result;
}
/**
* Check chunked upload files
*
* @param string $tmpname uploaded temporary file path
* @param string $chunk uploaded chunk file name
* @param string $cid uploaded chunked file id
* @param string $tempDir temporary dirctroy path
* @param null $volume
* @return array or (empty, empty)
* @author Naoki Sawada
*/
private function checkChunkedFile($tmpname, $chunk, $cid, $tempDir, $volume = null) {
if (preg_match('/^(.+)(\.\d+_(\d+))\.part$/s', $chunk, $m)) {
$fname = $m[1];
$encname = md5($cid . '_' . $fname);
$base = $tempDir . DIRECTORY_SEPARATOR . 'ELF' . $encname;
$clast = intval($m[3]);
if (is_null($tmpname)) {
ignore_user_abort(true);
sleep(10); // wait 10 sec
// chunked file upload fail
foreach(glob($base . '*') as $cf) {
unlink($cf);
}
ignore_user_abort(false);
return;
}
$range = isset($_POST['range'])? trim($_POST['range']) : '';
if ($range && preg_match('/^(\d+),(\d+),(\d+)$/', $range, $ranges)) {
$start = $ranges[1];
$len = $ranges[2];
$size = $ranges[3];
$tmp = $base . '.part';
$csize = filesize($tmpname);
$tmpExists = is_file($tmp);
if (!$tmpExists) {
// check upload max size
$uploadMaxSize = $volume->getUploadMaxSize();
if ($uploadMaxSize > 0 && $size > $uploadMaxSize) {
return array(self::ERROR_UPLOAD_FILE_SIZE, false);
}
// make temp file
$ok = false;
if ($fp = fopen($tmp, 'wb')) {
flock($fp, LOCK_EX);
$ok = ftruncate($fp, $size);
flock($fp, LOCK_UN);
fclose($fp);
touch($base);
}
if (!$ok) {
unlink($tmp);
return array(self::ERROR_UPLOAD_TEMP, false);
}
} else {
// wait until makeing temp file (for anothor session)
$cnt = 1200; // Time limit 120 sec
while(!is_file($base) && --$cnt) {
usleep(100000); // wait 100ms
}
if (!$cnt) {
return array(self::ERROR_UPLOAD_TEMP, false);
}
}
// check size info
if ($len != $csize || $start + $len > $size || ($tmpExists && $size != filesize($tmp))) {
return array(self::ERROR_UPLOAD_TEMP, false);
}
// write chunk data
$writelen = 0;
$src = fopen($tmpname, 'rb');
$fp = fopen($tmp, 'cb');
fseek($fp, $start);
$writelen = stream_copy_to_stream($src, $fp, $len);
fclose($fp);
fclose($src);
if ($writelen != $len) {
return array(self::ERROR_UPLOAD_TEMP, false);
}
// write counts
file_put_contents($base, "\0", FILE_APPEND | LOCK_EX);
if (filesize($base) >= $clast + 1) {
// Completion
unlink($base);
return array($tmp, $fname);
}
} else {
// old way
$part = $base . $m[2];
if (move_uploaded_file($tmpname, $part)) {
chmod($part, 0600);
if ($clast < count(glob($base . '*'))) {
$parts = array();
for ($i = 0; $i <= $clast; $i++) {
$name = $base . '.' . $i . '_' . $clast;
if (is_readable($name)) {
$parts[] = $name;
} else {
$parts = null;
break;
}
}
if ($parts) {
if (!is_file($base)) {
touch($base);
if ($resfile = tempnam($tempDir, 'ELF')) {
$target = fopen($resfile, 'wb');
foreach($parts as $f) {
$fp = fopen($f, 'rb');
while (!feof($fp)) {
fwrite($target, fread($fp, 8192));
}
fclose($fp);
unlink($f);
}
fclose($target);
unlink($base);
return array($resfile, $fname);
}
unlink($base);
}
}
}
}
}
}
return array('', '');
}
/**
* Save uploaded files
*
* @param array
* @return array
* @author Dmitry (dio) Levashov
**/
protected function upload($args) {
$ngReg = '/[\/\\?*:|"<>]/';
$target = $args['target'];
$volume = $this->volume($target);
$files = isset($args['FILES']['upload']) && is_array($args['FILES']['upload']) ? $args['FILES']['upload'] : array();
$header = empty($args['html']) ? array() : array('header' => 'Content-Type: text/html; charset=utf-8');
$result = array_merge(array('added' => array()), $header);
$paths = $args['upload_path']? $args['upload_path'] : array();
$chunk = $args['chunk']? $args['chunk'] : '';
$cid = $args['cid']? (int)$args['cid'] : '';
$mtimes = $args['mtime']? $args['mtime'] : array();
if (!$volume) {
return array_merge(array('error' => $this->error(self::ERROR_UPLOAD, self::ERROR_TRGDIR_NOT_FOUND, '#'.$target)), $header);
}
// check $chunk
if (strpos($chunk, '/') !== false || strpos($chunk, '\\') !== false) {
return array('error' => $this->error(self::ERROR_UPLOAD));
}
if ($args['overwrite'] !== '') {
$volume->setUploadOverwrite($args['overwrite']);
}
$renames = $hashes = array();
$suffix = '~';
if ($args['renames'] && is_array($args['renames'])) {
$renames = array_flip($args['renames']);
if (is_string($args['suffix']) && ! preg_match($ngReg, $args['suffix'])) {
$suffix = $args['suffix'];
}
}
if ($args['hashes'] && is_array($args['hashes'])) {
$hashes = array_flip($args['hashes']);
}
$this->itemLock($target);
// regist Shutdown function
$GLOBALS['elFinderTempFiles'] = array();
// if (version_compare(PHP_VERSION, '5.3.0', '>=')) {
// $shutdownfunc = function(){ // <- Parse error on PHP < 5.3 ;-(
// foreach(array_keys($GLOBALS['elFinderTempFiles']) as $f){
// unlink($f);
// }
// };
// } else {
$shutdownfunc = create_function('', '
foreach(array_keys($GLOBALS[\'elFinderTempFiles\']) as $f){
is_file($f) && unlink($f);
}
');
// }
register_shutdown_function($shutdownfunc);
// file extentions table by MIME
$extTable = array_flip(array_unique($volume->getMimeTable()));
if (empty($files)) {
if (isset($args['upload']) && is_array($args['upload']) && ($tempDir = $this->getTempDir($volume->getTempPath()))) {
$names = array();
foreach($args['upload'] as $i => $url) {
// check chunked file upload commit
if ($chunk) {
if ($url === 'chunkfail' && $args['mimes'] === 'chunkfail') {
$this->checkChunkedFile(null, $chunk, $cid, $tempDir);
if (preg_match('/^(.+)(\.\d+_(\d+))\.part$/s', $chunk, $m)) {
$result['warning'] = $this->error(self::ERROR_UPLOAD_FILE, $m[1], self::ERROR_UPLOAD_TRANSFER);
}
return $result;
} else {
$tmpfname = $tempDir . '/' . $chunk;
$files['tmp_name'][$i] = $tmpfname;
$files['name'][$i] = $url;
$files['error'][$i] = 0;
$GLOBALS['elFinderTempFiles'][$tmpfname] = true;
break;
}
}
$tmpfname = $tempDir . DIRECTORY_SEPARATOR . 'ELF_FATCH_' . md5($url.microtime(true));
$_name = '';
// check is data:
if (substr($url, 0, 5) === 'data:') {
list($data, $args['name'][$i]) = $this->parse_data_scheme($url, $extTable, $args);
} else {
$fp = fopen($tmpfname, 'wb');
$data = $this->get_remote_contents($url, 30, 5, 'Mozilla/5.0', $fp);
$_name = preg_replace('~^.*?([^/#?]+)(?:\?.*)?(?:#.*)?$~', '$1', rawurldecode($url));
// Check `Content-Disposition` response header
if ($data && ($headers = get_headers($url, true)) && !empty($headers['Content-Disposition'])) {
if (preg_match('/filename\*?=(?:([a-zA-Z0-9_-]+?)\'\')?"?([a-z0-9_.~%-]+)"?/i', $headers['Content-Disposition'], $m)) {
$_name = rawurldecode($m[2]);
if ($m[1] && strtoupper($m[1]) !== 'UTF-8' && function_exists('mb_convert_encoding')) {
$_name = mb_convert_encoding($_name, 'UTF-8', $m[1]);
}
}
}
}
if ($data) {
if (isset($args['name'][$i])) {
$_name = $args['name'][$i];
}
if ($_name) {
$_ext = '';
if (preg_match('/(\.[a-z0-9]{1,7})$/', $_name, $_match)) {
$_ext = $_match[1];
}
if ((is_resource($data) && fclose($data)) || file_put_contents($tmpfname, $data)) {
$GLOBALS['elFinderTempFiles'][$tmpfname] = true;
$_name = preg_replace($ngReg, '_', $_name);
list($_a, $_b) = array_pad(explode('.', $_name, 2), 2, '');
if ($_b === '') {
if ($_ext) {
rename($tmpfname, $tmpfname . $_ext);
$tmpfname = $tmpfname . $_ext;
}
$_b = $this->detectFileExtension($volume, $tmpfname);
$_name = $_a.$_b;
} else {
$_b = '.'.$_b;
}
if (isset($names[$_name])) {
$_name = $_a.'_'.$names[$_name]++.$_b;
} else {
$names[$_name] = 1;
}
$files['tmp_name'][$i] = $tmpfname;
$files['name'][$i] = $_name;
$files['error'][$i] = 0;
// set to auto rename
$volume->setUploadOverwrite(false);
} else {
unlink($tmpfname);
}
}
}
}
}
if (empty($files)) {
return array_merge(array('error' => $this->error(self::ERROR_UPLOAD, self::ERROR_UPLOAD_NO_FILES)), $header);
}
}
$addedDirs = array();
foreach ($files['name'] as $i => $name) {
if (($error = $files['error'][$i]) > 0) {
$result['warning'] = $this->error(self::ERROR_UPLOAD_FILE, $name, $error == UPLOAD_ERR_INI_SIZE || $error == UPLOAD_ERR_FORM_SIZE ? self::ERROR_UPLOAD_FILE_SIZE : self::ERROR_UPLOAD_TRANSFER);
$this->uploadDebug = 'Upload error code: '.$error;
break;
}
$tmpname = $files['tmp_name'][$i];
$thash = ($paths && isset($paths[$i]))? $paths[$i] : '';
$mtime = isset($mtimes[$i])? $mtimes[$i] : 0;
if ($name === 'blob') {
if ($chunk) {
if ($tempDir = $this->getTempDir($volume->getTempPath())) {
list($tmpname, $name) = $this->checkChunkedFile($tmpname, $chunk, $cid, $tempDir, $volume);
if ($tmpname) {
if ($name === false) {
preg_match('/^(.+)(\.\d+_(\d+))\.part$/s', $chunk, $m);
$result['error'] = $this->error(self::ERROR_UPLOAD_FILE, $m[1], $tmpname);
$result['_chunkfailure'] = true;
$this->uploadDebug = 'Upload error: ' . $tmpname;
} else if ($name) {
$result['_chunkmerged'] = basename($tmpname);
$result['_name'] = $name;
$result['_mtime'] = $mtime;
}
}
} else {
$result['error'] = $this->error(self::ERROR_UPLOAD_FILE, $chunk, self::ERROR_UPLOAD_TRANSFER);
$this->uploadDebug = 'Upload error: unable open tmp file';
}
return $result;
} else {
// for form clipboard with Google Chrome or Opera
$name = 'image.png';
}
}
// Set name if name eq 'image.png' and $args has 'name' array, e.g. clipboard data
if (strtolower(substr($name, 0, 5)) === 'image' && is_array($args['name']) && isset($args['name'][$i])) {
$type = $files['type'][$i];
$name = $args['name'][$i];
$ext = isset($extTable[$type])? '.' . $extTable[$type] : '';
if ($ext) {
$name = preg_replace('/\.[^.]*$/', '', $name);
}
$name .= $ext;
}
// do hook function 'upload.presave'
if (! empty($this->listeners['upload.presave'])) {
foreach($this->listeners['upload.presave'] as $handler) {
call_user_func_array($handler, array(&$thash, &$name, $tmpname, $this, $volume));
}
}
if ($mtime) {
// for keep timestamp option in the LocalFileSystem volume
touch($tmpname, $mtime);
}
if (($fp = fopen($tmpname, 'rb')) == false) {
$result['warning'] = $this->error(self::ERROR_UPLOAD_FILE, $name, self::ERROR_UPLOAD_TRANSFER);
$this->uploadDebug = 'Upload error: unable open tmp file';
if (! is_uploaded_file($tmpname)) {
if ( unlink($tmpname)) unset($GLOBALS['elFinderTempFiles'][$tmpfname]);
continue;
}
break;
}
$rnres = array();
if ($thash !== '' && $thash !== $target) {
if ($dir = $volume->dir($thash)) {
$_target = $thash;
if (! isset($addedDirs[$thash])) {
$addedDirs[$thash] = true;
$result['added'][] =$dir;
}
} else {
$result['error'] = $this->error(self::ERROR_UPLOAD, self::ERROR_TRGDIR_NOT_FOUND, 'hash@'.$thash);
break;
}
} else {
$_target = $target;
// file rename for backup
if (isset($renames[$name])) {
$dir = $volume->realpath($_target);
if (isset($hashes[$name])) {
$hash = $hashes[$name];
} else {
$hash = $volume->getHash($dir, $name);
}
$rnres = $this->rename(array('target' => $hash, 'name' => $volume->uniqueName($dir, $name, $suffix, true, 0)));
if (!empty($rnres['error'])) {
$result['warning'] = $rnres['error'];
break;
}
}
}
if (! $_target || ($file = $volume->upload($fp, $_target, $name, $tmpname, $hashes)) === false) {
$result['warning'] = $this->error(self::ERROR_UPLOAD_FILE, $name, $volume->error());
fclose($fp);
if (! is_uploaded_file($tmpname)) {
if ( unlink($tmpname)) unset($GLOBALS['elFinderTempFiles'][$tmpname]);;
continue;
}
break;
}
is_resource($fp) && fclose($fp);
if (! is_uploaded_file($tmpname)){
clearstatcache();
if (!is_file($tmpname) || unlink($tmpname)) {
unset($GLOBALS['elFinderTempFiles'][$tmpname]);
}
}
$result['added'][] = $file;
if ($rnres) {
$result = array_merge_recursive($result, $rnres);
}
}
if ($GLOBALS['elFinderTempFiles']) {
foreach(array_keys($GLOBALS['elFinderTempFiles']) as $_temp) {
unlink($_temp);
}
}
$result['removed'] = $volume->removed();
if (!empty($args['node'])) {
$result['callback'] = array(
'node' => $args['node'],
'bind' => 'upload'
);
}
return $result;
}
/**
* Copy/move files into new destination
*
* @param array command arguments
* @return array
* @author Dmitry (dio) Levashov
**/
protected function paste($args) {
$dst = $args['dst'];
$targets = is_array($args['targets']) ? $args['targets'] : array();
$cut = !empty($args['cut']);
$error = $cut ? self::ERROR_MOVE : self::ERROR_COPY;
$result = array('changed' => array(), 'added' => array(), 'removed' => array(), 'warning' => array());
if (($dstVolume = $this->volume($dst)) == false) {
return array('error' => $this->error($error, '#'.$targets[0], self::ERROR_TRGDIR_NOT_FOUND, '#'.$dst));
}
$this->itemLock($dst);
$hashes = $renames = array();
$suffix = '~';
if (!empty($args['renames'])) {
$renames = array_flip($args['renames']);
if (is_string($args['suffix']) && ! preg_match('/[\/\\?*:|"<>]/', $args['suffix'])) {
$suffix = $args['suffix'];
}
}
if (!empty($args['hashes'])) {
$hashes = array_flip($args['hashes']);
}
foreach ($targets as $target) {
elFinder::extendTimeLimit();
if (($srcVolume = $this->volume($target)) == false) {
$result['warning'] = array_merge($result['warning'], $this->error($error, '#'.$target, self::ERROR_FILE_NOT_FOUND));
continue;
}
$rnres = array();
if ($renames) {
$file = $srcVolume->file($target);
if (isset($renames[$file['name']])) {
$dir = $dstVolume->realpath($dst);
if (isset($hashes[$file['name']])) {
$hash = $hashes[$file['name']];
} else {
$hash = $dstVolume->getHash($dir, $file['name']);
}
$rnres = $this->rename(array('target' => $hash, 'name' => $dstVolume->uniqueName($dir, $file['name'], $suffix, true, 0)));
if (!empty($rnres['error'])) {
$result['warning'] = array_merge($result['warning'], $rnres['error']);
continue;
}
}
}
if ($cut && $this->itemLocked($target)) {
$rm = $srcVolume->file($target);
$result['warning'] = array_merge($result['warning'], $this->error(self::ERROR_LOCKED, $rm['name']));
continue;
}
if (($file = $dstVolume->paste($srcVolume, $target, $dst, $cut, $hashes)) == false) {
$result['warning'] = array_merge($result['warning'], $this->error($dstVolume->error()));
continue;
}
$dirChange = ! empty($file['dirChange']);
unset($file['dirChange']);
if ($dirChange) {
$result['changed'][] = $file;
} else {
$result['added'][] = $file;
}
if ($rnres) {
$result = array_merge_recursive($result, $rnres);
}
}
if (count($result['warning']) < 1) {
unset($result['warning']);
}
return $result;
}
/**
* Return file content
*
* @param array $args command arguments
* @return array
* @author Dmitry (dio) Levashov
**/
protected function get($args) {
$target = $args['target'];
$volume = $this->volume($target);
$enc = false;
if (!$volume || ($file = $volume->file($target)) == false) {
return array('error' => $this->error(self::ERROR_OPEN, '#'.$target, self::ERROR_FILE_NOT_FOUND));
}
if (($content = $volume->getContents($target)) === false) {
return array('error' => $this->error(self::ERROR_OPEN, $volume->path($target), $volume->error()));
}
$mime = isset($file['mime'])? $file['mime'] : '';
if ($mime && strtolower(substr($mime, 0, 4)) === 'text') {
$enc = '';
if ($content !== '') {
if (! $args['conv'] || $args['conv'] == '1') {
// detect encoding
if (function_exists('mb_detect_encoding')) {
if ($enc = mb_detect_encoding($content , mb_detect_order(), true)) {
$encu = strtoupper($enc);
if ($encu === 'UTF-8' || $encu === 'ASCII') {
$enc = '';
}
} else {
$enc = 'unknown';
}
} else if (! preg_match('//u', $content)) {
$enc = 'unknown';
}
if ($enc === 'unknown') {
$enc = $volume->getOption('encoding');
if (! $enc || strtoupper($enc) === 'UTF-8') {
$enc = 'unknown';
}
}
if ($enc && $enc !== 'unknown') {
$utf8 = iconv($enc, 'UTF-8', $content);
if ($utf8 === false && function_exists('mb_convert_encoding')) {
$utf8 = mb_convert_encoding($content, 'UTF-8', $enc);
if (mb_convert_encoding($utf8, $enc, 'UTF-8') !== $content) {
$enc = 'unknown';
}
} else {
if ($utf8 === false || iconv('UTF-8', $enc, $utf8) !== $content) {
$enc = 'unknown';
}
}
if ($enc !== 'unknown') {
$content = $utf8;
}
}
if ($enc) {
if ($args['conv'] == '1') {
$args['conv'] = '';
if ($enc === 'unknown') {
$content = false;
}
} else if ($enc === 'unknown') {
return array('doconv' => $enc);
}
}
}
if ($args['conv']) {
$enc = $args['conv'];
if (strtoupper($enc) !== 'UTF-8') {
$_content = $content;
$content = iconv($enc, 'UTF-8', $content);
if ($content === false && function_exists('mb_convert_encoding')) {
$content = mb_convert_encoding($_content, 'UTF-8', $enc);
}
} else {
$enc = '';
}
}
}
} else {
$content = 'data:' . ($mime? $mime : 'application/octet-stream') . ';base64,'.base64_encode($content);
}
if ($enc !== false) {
if ($content !== false) {
$json = json_encode($content);
}
if ($content === false || $json === false || strlen($json) < strlen($content)) {
return array('error' => $this->error(self::ERROR_CONV_UTF8, self::ERROR_NOT_UTF8_CONTENT, $volume->path($target)));
}
}
$res = array('content' => $content);
if ($enc) {
$res['encoding'] = $enc;
}
return $res;
}
/**
* Save content into text file
*
* @param $args
* @return array
* @author Dmitry (dio) Levashov
*/
protected function put($args) {
$target = $args['target'];
$encoding = isset($args['encoding'])? $args['encoding'] : '';
if (($volume = $this->volume($target)) == false
|| ($file = $volume->file($target)) == false) {
return array('error' => $this->error(self::ERROR_SAVE, '#'.$target, self::ERROR_FILE_NOT_FOUND));
}
$this->itemLock($target);
if ($encoding === 'scheme') {
if (preg_match('~^https?://~i', $args['content'])) {
$fp = $this->get_remote_contents($args['content'], 30, 5, 'Mozilla/5.0', tmpfile());
if (! $fp) {
return array('error' => self::ERROR_SAVE, $args['content'], self::ERROR_FILE_NOT_FOUND);
}
$fmeta = stream_get_meta_data($fp);
$mime = $this->detectMimeType($fmeta['uri']);
$args['content'] = 'data:'.$mime.';base64,'.base64_encode(file_get_contents($fmeta['uri']));
}
$encoding = '';
$args['content'] = "\0" . $args['content'];
}
if ($encoding) {
$content = iconv('UTF-8', $encoding, $args['content']);
if ($content === false && function_exists('mb_detect_encoding')) {
$content = mb_convert_encoding($args['content'], $encoding, 'UTF-8');
}
if ($content !== false) {
$args['content'] = $content;
}
}
if (($file = $volume->putContents($target, $args['content'])) == false) {
return array('error' => $this->error(self::ERROR_SAVE, $volume->path($target), $volume->error()));
}
return array('changed' => array($file));
}
/**
* Extract files from archive
*
* @param array $args command arguments
* @return array
* @author Dmitry (dio) Levashov,
* @author Alexey Sukhotin
**/
protected function extract($args) {
$target = $args['target'];
$mimes = !empty($args['mimes']) && is_array($args['mimes']) ? $args['mimes'] : array();
$error = array(self::ERROR_EXTRACT, '#'.$target);
$makedir = isset($args['makedir'])? (bool)$args['makedir'] : null;
if (($volume = $this->volume($target)) == false
|| ($file = $volume->file($target)) == false) {
return array('error' => $this->error(self::ERROR_EXTRACT, '#'.$target, self::ERROR_FILE_NOT_FOUND));
}
$res = array();
if ($file = $volume->extract($target, $makedir)) {
$res['added'] = isset($file['read'])? array($file) : $file;
if ($err = $volume->error()) {
$res['warning'] = $err;
}
} else {
$res['error'] = $this->error(self::ERROR_EXTRACT, $volume->path($target), $volume->error());
}
return $res;
}
/**
* Create archive
*
* @param array $args command arguments
* @return array
* @author Dmitry (dio) Levashov,
* @author Alexey Sukhotin
**/
protected function archive($args) {
$type = $args['type'];
$targets = isset($args['targets']) && is_array($args['targets']) ? $args['targets'] : array();
$name = isset($args['name'])? $args['name'] : '';
if (($volume = $this->volume($targets[0])) == false) {
return $this->error(self::ERROR_ARCHIVE, self::ERROR_TRGDIR_NOT_FOUND);
}
foreach($targets as $target) {
$this->itemLock($target);
}
return ($file = $volume->archive($targets, $args['type'], $name))
? array('added' => array($file))
: array('error' => $this->error(self::ERROR_ARCHIVE, $volume->error()));
}
/**
* Search files
*
* @param array $args command arguments
* @return array
* @author Dmitry Levashov
**/
protected function search($args) {
$q = trim($args['q']);
$mimes = !empty($args['mimes']) && is_array($args['mimes']) ? $args['mimes'] : array();
$target = !empty($args['target'])? $args['target'] : null;
$result = array();
$errors = array();
if ($target) {
if ($volume = $this->volume($target)) {
$result = $volume->search($q, $mimes, $target);
$errors = array_merge($errors, $volume->error());
}
} else {
foreach ($this->volumes as $volume) {
$result = array_merge($result, $volume->search($q, $mimes));
$errors = array_merge($errors, $volume->error());
}
}
$result = array('files' => $result);
if ($errors) {
$result['warning'] = $errors;
}
return $result;
}
/**
* Return file info (used by client "places" ui)
*
* @param array $args command arguments
* @return array
* @author Dmitry Levashov
**/
protected function info($args) {
$files = array();
$sleep = 0;
$compare = null;
// long polling mode
if ($args['compare'] && count($args['targets']) === 1) {
$compare = intval($args['compare']);
$hash = $args['targets'][0];
if ($volume = $this->volume($hash)) {
$standby = (int)$volume->getOption('plStandby');
$_compare = false;
if (($syncCheckFunc = $volume->getOption('syncCheckFunc')) && is_callable($syncCheckFunc)) {
$_compare = call_user_func_array($syncCheckFunc, array($volume->realpath($hash), $standby, $compare, $volume, $this));
}
if ($_compare !== false) {
$compare = $_compare;
} else {
$sleep = max(1, (int)$volume->getOption('tsPlSleep'));
$limit = max(1, $standby / $sleep) + 1;
do {
elFinder::extendTimeLimit(30 + $sleep);
$volume->clearstatcache();
if (($info = $volume->file($hash)) != false) {
if ($info['ts'] != $compare) {
$compare = $info['ts'];
break;
}
} else {
$compare = 0;
break;
}
if (--$limit) {
sleep($sleep);
}
} while($limit);
}
}
} else {
foreach ($args['targets'] as $hash) {
if (($volume = $this->volume($hash)) != false
&& ($info = $volume->file($hash)) != false) {
$info['path'] = $volume->path($hash);
$files[] = $info;
}
}
}
$result = array('files' => $files);
if (!is_null($compare)) {
$result['compare'] = strval($compare);
}
return $result;
}
/**
* Return image dimensions
*
* @param array $args command arguments
* @return array
* @author Dmitry (dio) Levashov
**/
protected function dim($args) {
$target = $args['target'];
if (($volume = $this->volume($target)) != false) {
$dim = $volume->dimensions($target);
return $dim ? array('dim' => $dim) : array();
}
return array();
}
/**
* Resize image
*
* @param array command arguments
* @return array
* @author Dmitry (dio) Levashov
* @author Alexey Sukhotin
**/
protected function resize($args) {
$target = $args['target'];
$width = (int)$args['width'];
$height = (int)$args['height'];
$x = (int)$args['x'];
$y = (int)$args['y'];
$mode = $args['mode'];
$bg = $args['bg'];
$degree = (int)$args['degree'];
$quality= (int)$args['quality'];
if (($volume = $this->volume($target)) == false
|| ($file = $volume->file($target)) == false) {
return array('error' => $this->error(self::ERROR_RESIZE, '#'.$target, self::ERROR_FILE_NOT_FOUND));
}
if ($mode !== 'rotate' && ($width < 1 || $height < 1)) {
return array('error' => $this->error(self::ERROR_RESIZESIZE));
}
return ($file = $volume->resize($target, $width, $height, $x, $y, $mode, $bg, $degree, $quality))
? array('changed' => array($file))
: array('error' => $this->error(self::ERROR_RESIZE, $volume->path($target), $volume->error()));
}
/**
* Return content URL
*
* @param array $args command arguments
* @return array
* @author Naoki Sawada
**/
protected function url($args) {
$target = $args['target'];
$options = isset($args['options'])? $args['options'] : array();
if (($volume = $this->volume($target)) != false) {
if (! $volume->commandDisabled('url')) {
$url = $volume->getContentUrl($target, $options);
return $url ? array('url' => $url) : array();
}
}
return array();
}
/**
* Output callback result with JavaScript that control elFinder
* or HTTP redirect to callbackWindowURL
*
* @param array command arguments
* @author Naoki Sawada
*/
protected function callback($args) {
$checkReg = '/[^a-zA-Z0-9;._-]/';
$node = (isset($args['node']) && !preg_match($checkReg, $args['node']))? $args['node'] : '';
$json = (isset($args['json']) && json_decode($args['json']))? $args['json'] : '{}';
$bind = (isset($args['bind']) && !preg_match($checkReg, $args['bind']))? $args['bind'] : '';
$done = (!empty($args['done']));
while( ob_get_level() ) {
if (! ob_end_clean()) {
break;
}
}
if ($done || ! $this->callbackWindowURL) {
$script = '';
if ($node) {
if ($bind) {
$trigger = 'elf.trigger(\''.$bind.'\', data);';
$triggerdone = 'elf.trigger(\''.$bind.'done\');';
$triggerfail = 'elf.trigger(\''.$bind.'fail\', data);';
} else {
$trigger = $triggerdone = $triggerfail = '';
}
$script .= '
var w = window.opener || window.parent || window;
try {
var elf = w.document.getElementById(\''.$node.'\').elfinder;
if (elf) {
var data = '.$json.';
if (data.error) {
'.$triggerfail.'
elf.error(data.error);
} else {
data.warning && elf.error(data.warning);
data.removed && data.removed.length && elf.remove(data);
data.added && data.added.length && elf.add(data);
data.changed && data.changed.length && elf.change(data);
'.$trigger.'
'.$triggerdone.'
data.sync && elf.sync();
}
}
} catch(e) {
// for CORS
w.postMessage && w.postMessage(JSON.stringify({bind:\''.$bind.'\',data:'.$json.'}), \'*\');
}';
}
$script .= 'window.close();';
$out = '<!DOCTYPE html><html><head><meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><script>'.$script.'</script></head><body><a href="#" onlick="window.close();return false;">Close this window</a></body></html>';
header('Content-Type: text/html; charset=utf-8');
header('Content-Length: '.strlen($out));
header('Cache-Control: private');
header('Pragma: no-cache');
echo $out;
} else {
$url = $this->callbackWindowURL;
$url .= ((strpos($url, '?') === false)? '?' : '&')
. '&node=' . rawurlencode($node)
. (($json !== '{}')? ('&json=' . rawurlencode($json)) : '')
. ($bind? ('&bind=' . rawurlencode($bind)) : '')
. '&done=1';
header('Location: ' . $url);
}
exit();
}
/**
* PHP error handler, catch error types only E_WARNING | E_NOTICE | E_USER_WARNING | E_USER_NOTICE
*
* @param int $errno
* @param string $errstr
* @param string $errfile
* @param int $errline
* @return void|boolean
*/
public static function phpErrorHandler($errno, $errstr, $errfile, $errline) {
static $base = null;
if (is_null($base)) {
$base = dirname(__FILE__) . DIRECTORY_SEPARATOR;
}
if (! (error_reporting() & $errno)) {
return;
}
$errfile = str_replace($base, '', $errfile);
$proc = false;
switch ($errno) {
case E_WARNING:
case E_USER_WARNING:
elFinder::$phpErrors[] = "WARNING: $errstr in $errfile line $errline.";
$proc = true;
break;
case E_NOTICE:
case E_USER_NOTICE:
elFinder::$phpErrors[] = "NOTICE: $errstr in $errfile line $errline.";
$proc = true;
break;
case E_STRICT:
elFinder::$phpErrors[] = "STRICT: $errstr in $errfile line $errline.";
$proc = true;
break;
case E_RECOVERABLE_ERROR:
elFinder::$phpErrors[] = "RECOVERABLE_ERROR: $errstr in $errfile line $errline.";
$proc = true;
break;
}
if (defined('E_DEPRECATED')) {
switch ($errno) {
case E_DEPRECATED:
case E_USER_DEPRECATED:
elFinder::$phpErrors[] = "DEPRECATED: $errstr in $errfile line $errline.";
$proc = true;
break;
}
}
return $proc;
}
/***************************************************************************/
/* utils */
/***************************************************************************/
/**
* Return root - file's owner
*
* @param string file hash
* @return elFinderStorageDriver
* @author Dmitry (dio) Levashov
**/
protected function volume($hash) {
foreach ($this->volumes as $id => $v) {
if (strpos(''.$hash, $id) === 0) {
return $this->volumes[$id];
}
}
return false;
}
/**
* Return files info array
*
* @param array $data one file info or files info
* @return array
* @author Dmitry (dio) Levashov
**/
protected function toArray($data) {
return isset($data['hash']) || !is_array($data) ? array($data) : $data;
}
/**
* Return fils hashes list
*
* @param array $files files info
* @return array
* @author Dmitry (dio) Levashov
**/
protected function hashes($files) {
$ret = array();
foreach ($files as $file) {
$ret[] = $file['hash'];
}
return $ret;
}
/**
* Remove from files list hidden files and files with required mime types
*
* @param array $files files info
* @return array
* @author Dmitry (dio) Levashov
**/
protected function filter($files) {
$exists = array();
foreach ($files as $i => $file) {
if (isset($exists[$file['hash']]) || !empty($file['hidden']) || !$this->default->mimeAccepted($file['mime'])) {
unset($files[$i]);
}
$exists[$file['hash']] = true;
}
return array_values($files);
}
protected function utime() {
$time = explode(" ", microtime());
return (double)$time[1] + (double)$time[0];
}
/**
* Return Network mount volume unique ID
*
* @param array $netVolumes Saved netvolumes array
* @param string $prefix Id prefix
* @return string|false
* @author Naoki Sawada
**/
protected function getNetVolumeUniqueId($netVolumes = null, $prefix = 'nm') {
$id = false;
if (is_null($netVolumes)) {
$netVolumes = $this->getNetVolumes();
}
$ids = array();
foreach($netVolumes as $vOps) {
if (isset($vOps['id']) && strpos($vOps['id'], $prefix) === 0) {
$ids[$vOps['id']] = true;
}
}
if (! $ids) {
$id = $prefix.'1';
} else {
$i = 0;
while(isset($ids[$prefix.++$i]) && $i < 10000);
$id = $prefix.$i;
if (isset($ids[$id])) {
$id = false;
}
}
return $id;
}
/**
* Is item locked?
*
* @param string $hash
* @return boolean
*/
protected function itemLocked($hash) {
if (! elFinder::$commonTempPath) {
return false;
}
$lock = elFinder::$commonTempPath . DIRECTORY_SEPARATOR . $hash . '.lock';
if (file_exists($lock)) {
if (filemtime($lock) + $this->itemLockExpire < time()) {
unlink($lock);
return false;
}
return true;
}
return false;
}
/**
* Do lock target item
*
* @param array|string $hashes
* @param boolean $autoUnlock
* @return boolean
*/
protected function itemLock($hashes, $autoUnlock = true) {
if (! elFinder::$commonTempPath) {
return false;
}
if (! is_array($hashes)) {
$hashes = array($hashes);
}
foreach($hashes as $hash) {
$lock = elFinder::$commonTempPath . DIRECTORY_SEPARATOR . $hash . '.lock';
if ($this->itemLocked($hash)) {
$cnt = file_get_contents($lock) + 1;
} else {
$cnt = 1;
}
if (file_put_contents($lock, $cnt, LOCK_EX)) {
if ($autoUnlock) {
$this->autoUnlocks[] = $hash;
}
}
}
}
/**
* Do unlock target item
*
* @param string $hash
* @return boolean
*/
protected function itemUnlock($hash) {
if (! $this->itemLocked($hash)) {
return true;
}
$lock = elFinder::$commonTempPath . DIRECTORY_SEPARATOR . $hash . '.lock';
$cnt = file_get_contents($lock);
if (--$cnt < 1) {
unlink($lock);
} else {
file_put_contents($lock, $cnt, LOCK_EX);
}
}
/**
* unlock locked items on command completion
*
* @return void
*/
public function itemAutoUnlock() {
if ($this->autoUnlocks) {
foreach($this->autoUnlocks as $hash) {
$this->itemUnlock($hash);
}
$this->autoUnlocks = array();
}
}
/**
* Ensure directories recursively
*
* @param object $volume Volume object
* @param string $target Target hash
* @param string $dirs Array of directory tree to ensure
* @param string $path Relative path form target hash
* @return array|false array('stats' => array([stat of maked directory]), 'hashes' => array('[path]' => '[hash]'), 'makes' => array([New directory hashes]), 'error' => array([Error name]))
* @author Naoki Sawada
**/
protected function ensureDirsRecursively($volume, $target, $dirs, $path = '') {
$res = array('stats' => array(), 'hashes' => array(), 'makes' => array(), 'error' => array());
foreach($dirs as $name => $sub) {
$name = (string)$name;
$newDir = null;
if ((($parent = $volume->realpath($target)) && ($dir = $volume->dir($volume->getHash($parent, $name)))) || ($newDir = $volume->mkdir($target, $name))) {
$_path = $path . '/' . $name;
if ($newDir) {
$res['makes'][] = $newDir['hash'];
$dir = $newDir;
}
$res['stats'][] = $dir;
$res['hashes'][$_path] = $dir['hash'];
if (count($sub)) {
$res = array_merge_recursive($res, $this->ensureDirsRecursively($volume, $dir['hash'], $sub, $_path));
if ($res['error']) {
break;
}
}
} else {
$res['error'][] = $name;
}
}
return $res;
}
/***************************************************************************/
/* static utils */
/***************************************************************************/
/**
* Return Is Animation Gif
*
* @param string $path server local path of target image
* @return bool
*/
public static function isAnimationGif($path) {
list($width, $height, $type, $attr) = getimagesize($path);
switch ($type) {
case IMAGETYPE_GIF:
break;
default:
return false;
}
$imgcnt = 0;
$fp = fopen($path, 'rb');
fread($fp, 4);
$c = fread($fp,1);
if (ord($c) != 0x39) { // GIF89a
return false;
}
while (!feof($fp)) {
do {
$c = fread($fp, 1);
} while(ord($c) != 0x21 && !feof($fp));
if (feof($fp)) {
break;
}
$c2 = fread($fp,2);
if (bin2hex($c2) == "f904") {
$imgcnt++;
}
if (feof($fp)) {
break;
}
}
if ($imgcnt > 1) {
return true;
} else {
return false;
}
}
/**
* Return Is seekable stream resource
*
* @param resource $resource
* @return bool
*/
public static function isSeekableStream($resource) {
$metadata = stream_get_meta_data($resource);
return $metadata['seekable'];
}
/**
* Rewind stream resource
*
* @param resource $resource
* @return void
*/
public static function rewind($resource) {
self::isSeekableStream($resource) && rewind($resource);
}
/**
* serialize and base64_encode of session data (If needed)
*
* @deprecated
* @param mixed $var target variable
* @author Naoki Sawada
* @return mixed|string
*/
public static function sessionDataEncode($var) {
if (self::$base64encodeSessionData) {
$var = base64_encode(serialize($var));
}
return $var;
}
/**
* base64_decode and unserialize of session data (If needed)
*
* @deprecated
* @param mixed $var target variable
* @param bool $checkIs data type for check (array|string|object|int)
* @author Naoki Sawada
* @return bool|mixed
*/
public static function sessionDataDecode(&$var, $checkIs = null) {
if (self::$base64encodeSessionData) {
$data = unserialize(base64_decode($var));
} else {
$data = $var;
}
$chk = true;
if ($checkIs) {
switch ($checkIs) {
case 'array':
$chk = is_array($data);
break;
case 'string':
$chk = is_string($data);
break;
case 'object':
$chk = is_object($data);
break;
case 'int':
$chk = is_int($data);
break;
}
}
if (!$chk) {
unset($var);
return false;
}
return $data;
}
/**
* Call session_write_close() if session is restarted
*
* @deprecated
* @return void
*/
public static function sessionWrite() {
if (session_id()) {
session_write_close();
}
}
/**
* Return elFinder static variable
*
* @param $key
* @return mixed|null
*/
public static function getStaticVar($key) {
return isset(elFinder::$$key)? elFinder::$$key : null;
}
/**
* Extend PHP execution time limit
*
* @param Int $time
* @return void
*/
public static function extendTimeLimit($time = null) {
static $defLimit = null;
if (is_null($defLimit)) {
$defLimit = ini_get('max_execution_time');
}
if ($defLimit != 0) {
$time = is_null($time)? $defLimit : max($defLimit, $time);
set_time_limit($time);
}
}
/**
* Return bytes from php.ini value
*
* @param string $iniName
* @param string $val
* @return number
*/
public static function getIniBytes($iniName = '', $val = '') {
if ($iniName !== '') {
$val = ini_get($iniName);
if ($val === false) {
return 0;
}
}
$val = trim($val, "bB \t\n\r\0\x0B");
$last = strtolower($val[strlen($val) - 1]);
switch($last) {
case 't':
$val *= 1024;
case 'g':
$val *= 1024;
case 'm':
$val *= 1024;
case 'k':
$val *= 1024;
}
return (int)$val;
}
/**
* Get script url.
*
* @return string full URL
*
* @author Naoki Sawada
*/
public static function getConnectorUrl() {
$https = (isset($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off');
$url = ($https ? 'https://' : 'http://')
.$_SERVER['SERVER_NAME'] // host
.(((! $https && $_SERVER['SERVER_PORT'] == 80) || ($https && $_SERVER['SERVER_PORT'] == 443)) ? '' : (':' . $_SERVER['SERVER_PORT'])) // port
.$_SERVER['REQUEST_URI']; // path & query
list($url) = explode('?', $url);
return $url;
}
/**
* Get stream resource pointer by URL
*
* @param array $data array('target'=>'URL', 'headers' => array())
* @param number $redirectLimit
* @return resource|boolean
*
* @author Naoki Sawada
*/
public static function getStreamByUrl($data, $redirectLimit = 5) {
if (isset($data['target'])) {
$data = array(
'cnt' => 0,
'url' => $data['target'],
'headers' => isset($data['headers'])? $data['headers'] : array(),
'cookies' => array(),
);
}
if ($data['cnt'] > $redirectLimit) {
return false;
}
$dlurl = $data['url'];
$data['url'] = '';
$headers = $data['headers'];
if ($dlurl) {
$url = parse_url($dlurl);
$ports = array(
'http' => '80',
'ssl' => '443',
'ftp' => '21'
);
$url['scheme'] = strtolower($url['scheme']);
if ($url['scheme'] === 'https') {
$url['scheme'] = 'ssl';
}
if (! isset($url['port']) && isset($ports[$url['scheme']])) {
$url['port'] = $ports[$url['scheme']];
}
if (! isset($url['port'])) {
return false;
}
$cookies = array();
if ($data['cookies']) {
foreach ($data['cookies'] as $d => $c) {
if (strpos($url['host'], $d) !== false) {
$cookies[] = $c;
}
}
}
$query = isset($url['query']) ? '?'.$url['query'] : '';
$stream = stream_socket_client($url['scheme'].'://'.$url['host'].':'.$url['port']);
stream_set_timeout($stream, 300);
fputs($stream, "GET {$url['path']}{$query} HTTP/1.1\r\n");
fputs($stream, "Host: {$url['host']}\r\n");
foreach($headers as $header) {
fputs($stream, trim($header, "\r\n")."\r\n");
}
fputs($stream, "Connection: Close\r\n");
if ($cookies) {
fputs($stream, 'Cookie: '.implode('; ', $cookies)."\r\n");
}
fputs($stream, "\r\n");
while (($res = trim(fgets($stream))) !== '') {
// find redirect
if (preg_match('/^Location: (.+)$/', $res, $m)) {
$data['url'] = $m[1];
}
// fetch cookie
if (strpos($res, 'Set-Cookie:') === 0) {
$domain = $url['host'];
if (preg_match('/^Set-Cookie:(.+)(?:domain=\s*([^ ;]+))?/i', $res, $c1)) {
if (!empty($c1[2])) {
$domain = trim($c1[2]);
}
if (preg_match('/([^ ]+=[^;]+)/', $c1[1], $c2)) {
$data['cookies'][$domain] = $c2[1];
}
}
}
}
if ($data['url']) {
++$data['cnt'];
fclose($stream);
return self::getStreamByUrl($data, $redirectLimit);
}
return $stream;
}
return false;
}
/**
* Call curl_exec() with supported redirect on `safe_mode` or `open_basedir`
*
* @param resource $curl
* @param array $options
* @param array $headers
*
* @throws \Exception
*
* @return mixed
*
* @author Naoki Sawada
*/
public static function curlExec($curl, $options = array(), $headers = array()) {
if ($followLocation = (!ini_get('safe_mode') && !ini_get('open_basedir'))) {
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
}
if ($options) {
curl_setopt_array($curl, $options);
}
if ($headers) {
curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);
}
$result = curl_exec($curl);
if (! $followLocation && $redirect = curl_getinfo($curl, CURLINFO_REDIRECT_URL)) {
if ($stream = self::getStreamByUrl(array('target' => $redirect, 'headers' => $headers))) {
$result = stream_get_contents($stream);
}
}
if ($result === false) {
if (curl_errno($curl)) {
throw new \Exception('curl_exec() failed: '.curl_error($curl));
} else {
throw new \Exception('curl_exec(): empty response');
}
}
curl_close($curl);
return $result;
}
} // END class