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- <?php
- // Implement similar functionality in PHP 5.2 or 5.3
- // http://php.net/manual/class.recursivecallbackfilteriterator.php#110974
- if (! class_exists('RecursiveCallbackFilterIterator', false)) {
- class RecursiveCallbackFilterIterator extends RecursiveFilterIterator {
-
- public function __construct ( RecursiveIterator $iterator, $callback ) {
- $this->callback = $callback;
- parent::__construct($iterator);
- }
-
- public function accept () {
- return call_user_func($this->callback, parent::current(), parent::key(), parent::getInnerIterator());
- }
-
- public function getChildren () {
- return new self($this->getInnerIterator()->getChildren(), $this->callback);
- }
- }
- }
- /**
- * elFinder driver for local filesystem.
- *
- * @author Dmitry (dio) Levashov
- * @author Troex Nevelin
- **/
- class elFinderVolumeLocalFileSystem extends elFinderVolumeDriver {
-
- /**
- * Driver id
- * Must be started from letter and contains [a-z0-9]
- * Used as part of volume id
- *
- * @var string
- **/
- protected $driverId = 'l';
-
- /**
- * Required to count total archive files size
- *
- * @var int
- **/
- protected $archiveSize = 0;
- /**
- * Is checking stat owner
- *
- * @var boolean
- */
- protected $statOwner = false;
- /**
- * Constructor
- * Extend options with required fields
- *
- * @author Dmitry (dio) Levashov
- */
- public function __construct() {
- $this->options['alias'] = ''; // alias to replace root dir name
- $this->options['dirMode'] = 0755; // new dirs mode
- $this->options['fileMode'] = 0644; // new files mode
- $this->options['quarantine'] = '.quarantine'; // quarantine folder name - required to check archive (must be hidden)
- $this->options['rootCssClass'] = 'elfinder-navbar-root-local';
- $this->options['followSymLinks'] = true;
- $this->options['detectDirIcon'] = ''; // file name that is detected as a folder icon e.g. '.diricon.png'
- $this->options['keepTimestamp'] = array('copy', 'move'); // keep timestamp at inner filesystem allowed 'copy', 'move' and 'upload'
- $this->options['substituteImg'] = true; // support substitute image with dim command
- $this->options['statCorrector'] = null; // callable to correct stat data `function(&$stat, $path, $statOwner, $volumeDriveInstance){}`
- }
-
- /*********************************************************************/
- /* INIT AND CONFIGURE */
- /*********************************************************************/
-
- /**
- * Prepare driver before mount volume.
- * Return true if volume is ready.
- *
- * @return bool
- **/
- protected function init() {
- // Normalize directory separator for windows
- if (DIRECTORY_SEPARATOR !== '/') {
- foreach(array('path', 'tmbPath', 'tmpPath', 'quarantine') as $key) {
- if (!empty($this->options[$key])) {
- $this->options[$key] = str_replace('/', DIRECTORY_SEPARATOR, $this->options[$key]);
- }
- }
- // PHP >= 7.1 Supports UTF-8 path on Windows
- if (version_compare(PHP_VERSION, '7.1', '>=')) {
- $this->options['encoding'] = '';
- $this->options['locale'] = '';
- }
- }
- if (!$cwd = getcwd()) {
- return $this->setError('elFinder LocalVolumeDriver requires a result of getcwd().');
- }
- // detect systemRoot
- if (!isset($this->options['systemRoot'])) {
- if ($cwd[0] === $this->separator || $this->root[0] === $this->separator) {
- $this->systemRoot = $this->separator;
- } else if (preg_match('/^([a-zA-Z]:'.preg_quote($this->separator, '/').')/', $this->root, $m)) {
- $this->systemRoot = $m[1];
- } else if (preg_match('/^([a-zA-Z]:'.preg_quote($this->separator, '/').')/', $cwd, $m)) {
- $this->systemRoot = $m[1];
- }
- }
- $this->root = $this->getFullPath($this->root, $cwd);
- if (!empty($this->options['startPath'])) {
- $this->options['startPath'] = $this->getFullPath($this->options['startPath'], $this->root);
- }
-
- if (is_null($this->options['syncChkAsTs'])) {
- $this->options['syncChkAsTs'] = true;
- }
- if (is_null($this->options['syncCheckFunc'])) {
- $this->options['syncCheckFunc'] = array($this, 'localFileSystemInotify');
- }
- // check 'statCorrector'
- if (empty($this->options['statCorrector']) || !is_callable($this->options['statCorrector'])) {
- $this->options['statCorrector'] = null;
- }
- return true;
- }
-
- /**
- * Configure after successfull mount.
- *
- * @return void
- * @author Dmitry (dio) Levashov
- **/
- protected function configure() {
- $root = $this->stat($this->root);
-
- // chek thumbnails path
- if ($this->options['tmbPath']) {
- $this->options['tmbPath'] = strpos($this->options['tmbPath'], DIRECTORY_SEPARATOR) === false
- // tmb path set as dirname under root dir
- ? $this->_abspath($this->options['tmbPath'])
- // tmb path as full path
- : $this->_normpath($this->options['tmbPath']);
- }
- parent::configure();
-
- // set $this->tmp by options['tmpPath']
- $this->tmp = '';
- if (!empty($this->options['tmpPath'])) {
- if ((is_dir($this->options['tmpPath']) || mkdir($this->options['tmpPath'], 0755, true)) && is_writable($this->options['tmpPath'])) {
- $this->tmp = $this->options['tmpPath'];
- }
- }
- if (!$this->tmp && ($tmp = elFinder::getStaticVar('commonTempPath'))) {
- $this->tmp = $tmp;
- }
-
- // if no thumbnails url - try detect it
- if ($root['read'] && !$this->tmbURL && $this->URL) {
- if (strpos($this->tmbPath, $this->root) === 0) {
- $this->tmbURL = $this->URL.str_replace(DIRECTORY_SEPARATOR, '/', substr($this->tmbPath, strlen($this->root)+1));
- if (preg_match("|[^/?&=]$|", $this->tmbURL)) {
- $this->tmbURL .= '/';
- }
- }
- }
- // check quarantine dir
- $this->quarantine = '';
- if (!empty($this->options['quarantine'])) {
- if (is_dir($this->options['quarantine'])) {
- if (is_writable($this->options['quarantine'])) {
- $this->quarantine = $this->options['quarantine'];
- }
- $this->options['quarantine'] = '';
- } else {
- $this->quarantine = $this->_abspath($this->options['quarantine']);
- if ((!is_dir($this->quarantine) && !mkdir($this->quarantine)) || !is_writable($this->quarantine)) {
- $this->options['quarantine'] = $this->quarantine = '';
- }
- }
- }
-
- if (!$this->quarantine) {
- if (!$this->tmp) {
- $this->archivers['extract'] = array();
- $this->disabled[] = 'extract';
- } else {
- $this->quarantine = $this->tmp;
- }
- }
-
- if ($this->options['quarantine']) {
- $this->attributes[] = array(
- 'pattern' => '~^'.preg_quote(DIRECTORY_SEPARATOR.$this->options['quarantine']).'$~',
- 'read' => false,
- 'write' => false,
- 'locked' => true,
- 'hidden' => true
- );
- }
-
- if (! empty($this->options['keepTimestamp'])) {
- $this->options['keepTimestamp'] = array_flip($this->options['keepTimestamp']);
- }
- $this->statOwner = (!empty($this->options['statOwner']));
- }
-
- /**
- * Long pooling sync checker
- * This function require server command `inotifywait`
- * If `inotifywait` need full path, Please add `define('ELFINER_INOTIFYWAIT_PATH', '/PATH_TO/inotifywait');` into connector.php
- *
- * @param string $path
- * @param int $standby
- * @param number $compare
- * @return number|bool
- */
- public function localFileSystemInotify($path, $standby, $compare) {
- if (isset($this->sessionCache['localFileSystemInotify_disable'])) {
- return false;
- }
- $path = realpath($path);
- $mtime = filemtime($path);
- if (! $mtime) {
- return false;
- }
- if ($mtime != $compare) {
- return $mtime;
- }
- $inotifywait = defined('ELFINER_INOTIFYWAIT_PATH')? ELFINER_INOTIFYWAIT_PATH : 'inotifywait';
- $standby = max(1, intval($standby));
- $cmd = $inotifywait.' '.escapeshellarg($path).' -t '.$standby.' -e moved_to,moved_from,move,close_write,delete,delete_self';
- $this->procExec($cmd , $o, $r);
- if ($r === 0) {
- // changed
- clearstatcache();
- if (file_exists($path)) {
- $mtime = filemtime($path); // error on busy?
- return $mtime? $mtime : time();
- } else {
- // target was removed
- return 0;
- }
- } else if ($r === 2) {
- // not changed (timeout)
- return $compare;
- }
- // error
- // cache to $_SESSION
- $this->sessionCache['localFileSystemInotify_disable'] = true;
- $this->session->set($this->id, $this->sessionCache, true);
- return false;
- }
-
- /*********************************************************************/
- /* FS API */
- /*********************************************************************/
- /*********************** paths/urls *************************/
-
- /**
- * Return parent directory path
- *
- * @param string $path file path
- * @return string
- * @author Dmitry (dio) Levashov
- **/
- protected function _dirname($path) {
- return dirname($path);
- }
- /**
- * Return file name
- *
- * @param string $path file path
- * @return string
- * @author Dmitry (dio) Levashov
- **/
- protected function _basename($path) {
- return basename($path);
- }
- /**
- * Join dir name and file name and retur full path
- *
- * @param string $dir
- * @param string $name
- * @return string
- * @author Dmitry (dio) Levashov
- **/
- protected function _joinPath($dir, $name) {
- return rtrim($dir, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR . $name;
- }
-
- /**
- * Return normalized path, this works the same as os.path.normpath() in Python
- *
- * @param string $path path
- * @return string
- * @author Troex Nevelin
- **/
- protected function _normpath($path) {
- if (empty($path)) {
- return '.';
- }
-
- $changeSep = (DIRECTORY_SEPARATOR !== '/');
- if ($changeSep) {
- $drive = '';
- if (preg_match('/^([a-zA-Z]:)(.*)/', $path, $m)) {
- $drive = $m[1];
- $path = $m[2]? $m[2] : '/';
- }
- $path = str_replace(DIRECTORY_SEPARATOR, '/', $path);
- }
- if (strpos($path, '/') === 0) {
- $initial_slashes = true;
- } else {
- $initial_slashes = false;
- }
-
- if (($initial_slashes)
- && (strpos($path, '//') === 0)
- && (strpos($path, '///') === false)) {
- $initial_slashes = 2;
- }
-
- $initial_slashes = (int) $initial_slashes;
- $comps = explode('/', $path);
- $new_comps = array();
- foreach ($comps as $comp) {
- if (in_array($comp, array('', '.'))) {
- continue;
- }
-
- if (($comp != '..')
- || (!$initial_slashes && !$new_comps)
- || ($new_comps && (end($new_comps) == '..'))) {
- array_push($new_comps, $comp);
- } elseif ($new_comps) {
- array_pop($new_comps);
- }
- }
- $comps = $new_comps;
- $path = implode('/', $comps);
- if ($initial_slashes) {
- $path = str_repeat('/', $initial_slashes) . $path;
- }
-
- if ($changeSep) {
- $path = $drive . str_replace('/', DIRECTORY_SEPARATOR, $path);
- }
-
- return $path ? $path : '.';
- }
-
- /**
- * Return file path related to root dir
- *
- * @param string $path file path
- * @return string
- * @author Dmitry (dio) Levashov
- **/
- protected function _relpath($path) {
- if ($path === $this->root) {
- return '';
- } else {
- if (strpos($path, $this->root) === 0) {
- return ltrim(substr($path, strlen($this->root)), DIRECTORY_SEPARATOR);
- } else {
- // for link
- return $path;
- }
- }
- }
-
- /**
- * Convert path related to root dir into real path
- *
- * @param string $path file path
- * @return string
- * @author Dmitry (dio) Levashov
- **/
- protected function _abspath($path) {
- if ($path === DIRECTORY_SEPARATOR) {
- return $this->root;
- } else {
- if ($path[0] === DIRECTORY_SEPARATOR) {
- // for link
- return $path;
- } else {
- return $this->_joinPath($this->root, $path);
- }
- }
- }
-
- /**
- * Return fake path started from root dir
- *
- * @param string $path file path
- * @return string
- * @author Dmitry (dio) Levashov
- **/
- protected function _path($path) {
- return $this->rootName.($path == $this->root ? '' : $this->separator.$this->_relpath($path));
- }
-
- /**
- * Return true if $path is children of $parent
- *
- * @param string $path path to check
- * @param string $parent parent path
- * @return bool
- * @author Dmitry (dio) Levashov
- **/
- protected function _inpath($path, $parent) {
- $cwd = getcwd();
- $real_path = $this->getFullPath($path, $cwd);
- $real_parent = $this->getFullPath($parent, $cwd);
- if ($real_path && $real_parent) {
- return $real_path === $real_parent || strpos($real_path, rtrim($real_parent, DIRECTORY_SEPARATOR).DIRECTORY_SEPARATOR) === 0;
- }
- return false;
- }
-
-
-
- /***************** file stat ********************/
- /**
- * Return stat for given path.
- * Stat contains following fields:
- * - (int) size file size in b. required
- * - (int) ts file modification time in unix time. required
- * - (string) mime mimetype. required for folders, others - optionally
- * - (bool) read read permissions. required
- * - (bool) write write permissions. required
- * - (bool) locked is object locked. optionally
- * - (bool) hidden is object hidden. optionally
- * - (string) alias for symlinks - link target path relative to root path. optionally
- * - (string) target for symlinks - link target path. optionally
- *
- * If file does not exists - returns empty array or false.
- *
- * @param string $path file path
- * @return array|false
- * @author Dmitry (dio) Levashov
- **/
- protected function _stat($path) {
- $stat = array();
- if (!file_exists($path) && !is_link($path)) {
- return $stat;
- }
- //Verifies the given path is the root or is inside the root. Prevents directory traveral.
- if (!$this->_inpath($path, $this->root)) {
- return $stat;
- }
- $gid = $uid = 0;
- $stat['isowner'] = false;
- $linkreadable = false;
- if ($path != $this->root && is_link($path)) {
- if (! $this->options['followSymLinks']) {
- return array();
- }
- if (!($target = $this->readlink($path))
- || $target == $path) {
- if (is_null($target)) {
- $stat = array();
- return $stat;
- } else {
- $stat['mime'] = 'symlink-broken';
- $target = readlink($path);
- $lstat = lstat($path);
- $ostat = $this->getOwnerStat($lstat['uid'], $lstat['gid']);
- $linkreadable = !empty($ostat['isowner']);
- }
- }
- $stat['alias'] = $this->_path($target);
- $stat['target'] = $target;
- }
- $readable = is_readable($path);
-
- if ($readable) {
- $size = sprintf('%u', filesize($path));
- $stat['ts'] = filemtime($path);
- if ($this->statOwner) {
- $fstat = stat($path);
- $uid = $fstat['uid'];
- $gid = $fstat['gid'];
- $stat['perm'] = substr((string)decoct($fstat['mode']), -4);
- $stat = array_merge($stat, $this->getOwnerStat($uid, $gid));
- }
- }
- if (($dir = is_dir($path)) && $this->options['detectDirIcon']) {
- $favicon = $path . DIRECTORY_SEPARATOR . $this->options['detectDirIcon'];
- if ($this->URL && file_exists($favicon)) {
- $stat['icon'] = $this->URL . str_replace(DIRECTORY_SEPARATOR, '/', substr($favicon, strlen($this->root) + 1));
- }
- }
-
- if (!isset($stat['mime'])) {
- $stat['mime'] = $dir ? 'directory' : $this->mimetype($path);
- }
- //logical rights first
- $stat['read'] = ($linkreadable || $readable)? null : false;
- $stat['write'] = is_writable($path)? null : false;
- if (is_null($stat['read'])) {
- if ($dir) {
- $stat['size'] = 0;
- } else if (isset($size)) {
- $stat['size'] = $size;
- }
- }
-
- if ($this->options['statCorrector']) {
- call_user_func_array($this->options['statCorrector'], array(&$stat, $path, $this->statOwner, $this));
- }
- return $stat;
- }
-
- /**
- * Get stat `owner`, `group` and `isowner` by `uid` and `gid`
- * Sub-fuction of _stat() and _scandir()
- *
- * @param integer $uid
- * @param integer $gid
- * @return array stat
- */
- protected function getOwnerStat($uid, $gid) {
- static $names = null;
- static $phpuid = null;
-
- if (is_null($names)) {
- $names = array('uid' => array(), 'gid' =>array());
- }
- if (is_null($phpuid)) {
- if (is_callable('posix_getuid')) {
- $phpuid = posix_getuid();
- } else {
- $phpuid = 0;
- }
- }
-
- $stat = array();
-
- if ($uid) {
- $stat['isowner'] = ($phpuid == $uid);
- if (isset($names['uid'][$uid])) {
- $stat['owner'] = $names['uid'][$uid];
- } else if (is_callable('posix_getpwuid')) {
- $pwuid = posix_getpwuid($uid);
- $stat['owner'] = $names['uid'][$uid] = $pwuid['name'];
- } else {
- $stat['owner'] = $names['uid'][$uid] = $uid;
- }
- }
- if ($gid) {
- if (isset($names['gid'][$gid])) {
- $stat['group'] = $names['gid'][$gid];
- } else if (is_callable('posix_getgrgid')) {
- $grgid = posix_getgrgid($gid);
- $stat['group'] = $names['gid'][$gid] = $grgid['name'];
- } else {
- $stat['group'] = $names['gid'][$gid] = $gid;
- }
- }
-
- return $stat;
- }
- /**
- * Return true if path is dir and has at least one childs directory
- *
- * @param string $path dir path
- * @return bool
- * @author Dmitry (dio) Levashov
- **/
- protected function _subdirs($path) {
- $dirs = false;
- if (is_dir($path) && is_readable($path)) {
- if (class_exists('FilesystemIterator', false)) {
- $dirItr = new ParentIterator(
- new RecursiveDirectoryIterator($path,
- FilesystemIterator::SKIP_DOTS |
- FilesystemIterator::CURRENT_AS_SELF |
- (defined('RecursiveDirectoryIterator::FOLLOW_SYMLINKS')?
- RecursiveDirectoryIterator::FOLLOW_SYMLINKS : 0)
- )
- );
- $dirItr->rewind();
- if ($dirItr->hasChildren()) {
- $dirs = true;
- $name = $dirItr->getSubPathName();
- while($dirItr->valid()) {
- if (!$this->attr($path . DIRECTORY_SEPARATOR . $name, 'read', null, true)) {
- $dirs = false;
- $dirItr->next();
- $name = $dirItr->getSubPathName();
- continue;
- }
- $dirs = true;
- break;
- }
- }
- } else {
- $path = strtr($path, array('[' => '\\[', ']' => '\\]', '*' => '\\*', '?' => '\\?'));
- return (bool)glob(rtrim($path, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR . '*', GLOB_ONLYDIR);
- }
- }
- return $dirs;
- }
-
- /**
- * Return object width and height
- * Usualy used for images, but can be realize for video etc...
- *
- * @param string $path file path
- * @param string $mime file mime type
- * @return string
- * @author Dmitry (dio) Levashov
- **/
- protected function _dimensions($path, $mime) {
- clearstatcache();
- return strpos($mime, 'image') === 0 && is_readable($path) && ($s = getimagesize($path)) !== false
- ? $s[0].'x'.$s[1]
- : false;
- }
- /******************** file/dir content *********************/
-
- /**
- * Return symlink target file
- *
- * @param string $path link path
- * @return string
- * @author Dmitry (dio) Levashov
- **/
- protected function readlink($path) {
- if (!($target = readlink($path))) {
- return null;
- }
- if (strpos($target, $this->systemRoot) !== 0) {
- $target = $this->_joinPath(dirname($path), $target);
- }
- if (!file_exists($target)) {
- return false;
- }
-
- return $target;
- }
-
- /**
- * Return files list in directory.
- *
- * @param string $path dir path
- * @return array
- * @author Dmitry (dio) Levashov
- **/
- protected function _scandir($path) {
- elFinder::checkAborted();
- $files = array();
- $cache = array();
- $dirWritable = is_writable($path);
- $dirItr = array();
- $followSymLinks = $this->options['followSymLinks'];
- try {
- $dirItr = new DirectoryIterator($path);
- } catch (UnexpectedValueException $e) {}
-
- foreach ($dirItr as $file) {
- try {
- if ($file->isDot()) { continue; }
-
- $files[] = $fpath = $file->getPathname();
-
- $br = false;
- $stat = array();
-
- $gid = $uid = 0;
- $stat['isowner'] = false;
- $linkreadable = false;
- if ($file->isLink()) {
- if (! $followSymLinks) { continue; }
- if (!($target = $this->readlink($fpath))
- || $target == $fpath) {
- if (is_null($target)) {
- $stat = array();
- $br = true;
- } else {
- $_path = $fpath;
- $stat['mime'] = 'symlink-broken';
- $target = readlink($_path);
- $lstat = lstat($_path);
- $ostat = $this->getOwnerStat($lstat['uid'], $lstat['gid']);
- $linkreadable = !empty($ostat['isowner']);
- $dir = false;
- $stat['alias'] = $this->_path($target);
- $stat['target'] = $target;
- }
- } else {
- $dir = is_dir($target);
- $stat['alias'] = $this->_path($target);
- $stat['target'] = $target;
- $stat['mime'] = $dir ? 'directory' : $this->mimetype($stat['alias']);
- }
- } else {
- if (($dir = $file->isDir()) && $this->options['detectDirIcon']) {
- $path = $file->getPathname();
- $favicon = $path . DIRECTORY_SEPARATOR . $this->options['detectDirIcon'];
- if ($this->URL && file_exists($favicon)) {
- $stat['icon'] = $this->URL . str_replace(DIRECTORY_SEPARATOR, '/', substr($favicon, strlen($this->root) + 1));
- }
- }
- $stat['mime'] = $dir ? 'directory' : $this->mimetype($fpath);
- }
- $size = sprintf('%u', $file->getSize());
- $stat['ts'] = $file->getMTime();
- if (!$br) {
- if ($this->statOwner && !$linkreadable) {
- $uid = $file->getOwner();
- $gid = $file->getGroup();
- $stat['perm'] = substr((string)decoct($file->getPerms()), -4);
- $stat = array_merge($stat, $this->getOwnerStat($uid, $gid));
- }
-
- //logical rights first
- $stat['read'] = ($linkreadable || $file->isReadable())? null : false;
- $stat['write'] = $file->isWritable()? null : false;
- $stat['locked'] = $dirWritable? null : true;
-
- if (is_null($stat['read'])) {
- $stat['size'] = $dir ? 0 : $size;
- }
-
- if ($this->options['statCorrector']) {
- call_user_func_array($this->options['statCorrector'], array(&$stat, $fpath, $this->statOwner, $this));
- }
- }
-
- $cache[] = array($fpath, $stat);
- } catch (RuntimeException $e) {
- continue;
- }
- }
-
- if ($cache) {
- $cache = $this->convEncOut($cache, false);
- foreach($cache as $d) {
- $this->updateCache($d[0], $d[1]);
- }
- }
-
- return $files;
- }
- /**
- * Open file and return file pointer
- *
- * @param string $path file path
- * @param string $mode
- * @return false|resource
- * @internal param bool $write open file for writing
- * @author Dmitry (dio) Levashov
- */
- protected function _fopen($path, $mode='rb') {
- return fopen($path, $mode);
- }
- /**
- * Close opened file
- *
- * @param resource $fp file pointer
- * @param string $path
- * @return bool
- * @author Dmitry (dio) Levashov
- */
- protected function _fclose($fp, $path='') {
- return (is_resource($fp) && fclose($fp));
- }
-
- /******************** file/dir manipulations *************************/
-
- /**
- * Create dir and return created dir path or false on failed
- *
- * @param string $path parent dir path
- * @param string $name new directory name
- * @return string|bool
- * @author Dmitry (dio) Levashov
- **/
- protected function _mkdir($path, $name) {
- $path = $this->_joinPath($path, $name);
- if (mkdir($path)) {
- chmod($path, $this->options['dirMode']);
- return $path;
- }
- return false;
- }
-
- /**
- * Create file and return it's path or false on failed
- *
- * @param string $path parent dir path
- * @param string $name new file name
- * @return string|bool
- * @author Dmitry (dio) Levashov
- **/
- protected function _mkfile($path, $name) {
- $path = $this->_joinPath($path, $name);
-
- if (($fp = fopen($path, 'w'))) {
- fclose($fp);
- chmod($path, $this->options['fileMode']);
- return $path;
- }
- return false;
- }
-
- /**
- * Create symlink
- *
- * @param string $source file to link to
- * @param string $targetDir folder to create link in
- * @param string $name symlink name
- * @return bool
- * @author Dmitry (dio) Levashov
- **/
- protected function _symlink($source, $targetDir, $name) {
- return symlink($source, $this->_joinPath($targetDir, $name));
- }
-
- /**
- * Copy file into another file
- *
- * @param string $source source file path
- * @param string $targetDir target directory path
- * @param string $name new file name
- * @return bool
- * @author Dmitry (dio) Levashov
- **/
- protected function _copy($source, $targetDir, $name) {
- $mtime = filemtime($source);
- $target = $this->_joinPath($targetDir, $name);
- if ($ret = copy($source, $target)) {
- isset($this->options['keepTimestamp']['copy']) && $mtime && touch($target, $mtime);
- }
- return $ret;
- }
- /**
- * Move file into another parent dir.
- * Return new file path or false.
- *
- * @param string $source source file path
- * @param $targetDir
- * @param string $name file name
- * @return bool|string
- * @internal param string $target target dir path
- * @author Dmitry (dio) Levashov
- */
- protected function _move($source, $targetDir, $name) {
- $mtime = filemtime($source);
- $target = $this->_joinPath($targetDir, $name);
- if ($ret = rename($source, $target) ? $target : false) {
- isset($this->options['keepTimestamp']['move']) && $mtime && touch($target, $mtime);
- }
- return $ret;
- }
-
- /**
- * Remove file
- *
- * @param string $path file path
- * @return bool
- * @author Dmitry (dio) Levashov
- **/
- protected function _unlink($path) {
- return is_file($path) && unlink($path);
- }
- /**
- * Remove dir
- *
- * @param string $path dir path
- * @return bool
- * @author Dmitry (dio) Levashov
- **/
- protected function _rmdir($path) {
- return rmdir($path);
- }
-
- /**
- * Create new file and write into it from file pointer.
- * Return new file path or false on error.
- *
- * @param resource $fp file pointer
- * @param string $dir target dir path
- * @param string $name file name
- * @param array $stat file stat (required by some virtual fs)
- * @return bool|string
- * @author Dmitry (dio) Levashov
- **/
- protected function _save($fp, $dir, $name, $stat) {
- $path = $this->_joinPath($dir, $name);
- $meta = stream_get_meta_data($fp);
- $uri = isset($meta['uri'])? $meta['uri'] : '';
- if ($uri && ! preg_match('#^[a-zA-Z0-9]+://#', $uri) && !is_link($uri)) {
- fclose($fp);
- $mtime = filemtime($uri);
- $isCmdPaste = ($this->ARGS['cmd'] === 'paste');
- $isCmdCopy = ($isCmdPaste && empty($this->ARGS['cut']));
- if (($isCmdCopy || !rename($uri, $path)) && !copy($uri, $path)) {
- return false;
- }
- // keep timestamp on upload
- if ($mtime && $this->ARGS['cmd'] === 'upload') {
- touch($path, isset($this->options['keepTimestamp']['upload'])? $mtime : time());
- }
- } else {
- if (file_put_contents($path, $fp, LOCK_EX) === false) {
- return false;
- }
- }
-
- chmod($path, $this->options['fileMode']);
- return $path;
- }
-
- /**
- * Get file contents
- *
- * @param string $path file path
- * @return string|false
- * @author Dmitry (dio) Levashov
- **/
- protected function _getContents($path) {
- return file_get_contents($path);
- }
-
- /**
- * Write a string to a file
- *
- * @param string $path file path
- * @param string $content new file content
- * @return bool
- * @author Dmitry (dio) Levashov
- **/
- protected function _filePutContents($path, $content) {
- return (file_put_contents($path, $content, LOCK_EX) !== false);
- }
- /**
- * Detect available archivers
- *
- * @return void
- **/
- protected function _checkArchivers() {
- $this->archivers = $this->getArchivers();
- return;
- }
- /**
- * chmod availability
- *
- * @param string $path
- * @param string $mode
- * @return bool
- */
- protected function _chmod($path, $mode) {
- $modeOct = is_string($mode) ? octdec($mode) : octdec(sprintf("%04o",$mode));
- return chmod($path, $modeOct);
- }
- /**
- * Recursive symlinks search
- *
- * @param string $path file/dir path
- * @return bool
- * @author Dmitry (dio) Levashov
- **/
- protected function _findSymlinks($path) {
- return self::localFindSymlinks($path);
- }
- /**
- * Extract files from archive
- *
- * @param string $path archive path
- * @param array $arc archiver command and arguments (same as in $this->archivers)
- * @return true
- * @author Dmitry (dio) Levashov,
- * @author Alexey Sukhotin
- **/
- protected function _extract($path, $arc) {
-
- if ($this->quarantine) {
- $dir = $this->quarantine.DIRECTORY_SEPARATOR.md5(basename($path).mt_rand());
- $archive = (isset($arc['toSpec']) || $arc['cmd'] === 'phpfunction')? '' : $dir.DIRECTORY_SEPARATOR.basename($path);
-
- if (!mkdir($dir)) {
- return false;
- }
-
- // insurance unexpected shutdown
- register_shutdown_function(array($this, 'rmdirRecursive'), realpath($dir));
-
- chmod($dir, 0777);
-
- // copy in quarantine
- if (!is_readable($path) || ($archive && !copy($path, $archive))) {
- return false;
- }
-
- // extract in quarantine
- $this->unpackArchive($path, $arc, $archive? true : $dir);
-
- // get files list
- $ls = self::localScandir($dir);
-
- // no files - extract error ?
- if (empty($ls)) {
- return false;
- }
-
- $this->archiveSize = 0;
-
- // find symlinks and check extracted items
- $checkRes = $this->checkExtractItems($dir);
- if ($checkRes['symlinks']) {
- self::localRmdirRecursive($dir);
- return $this->setError(array_merge($this->error, array(elFinder::ERROR_ARC_SYMLINKS)));
- }
- $this->archiveSize = $checkRes['totalSize'];
- if ($checkRes['rmNames']) {
- foreach($checkRes['rmNames'] as $name) {
- $this->addError(elFinder::ERROR_SAVE, $name);
- }
- }
-
- // check max files size
- if ($this->options['maxArcFilesSize'] > 0 && $this->options['maxArcFilesSize'] < $this->archiveSize) {
- $this->delTree($dir);
- return $this->setError(elFinder::ERROR_ARC_MAXSIZE);
- }
-
- $extractTo = $this->extractToNewdir; // 'auto', ture or false
-
- // archive contains one item - extract in archive dir
- $name = '';
- $src = $dir.DIRECTORY_SEPARATOR.$ls[0];
- if (($extractTo === 'auto' || !$extractTo) && count($ls) === 1 && is_file($src)) {
- $name = $ls[0];
- } else if ($extractTo === 'auto' || $extractTo) {
- // for several files - create new directory
- // create unique name for directory
- $src = $dir;
- $splits = elFinder::splitFileExtention(basename($path));
- $name = $splits[0];
- $test = dirname($path).DIRECTORY_SEPARATOR.$name;
- if (file_exists($test) || is_link($test)) {
- $name = $this->uniqueName(dirname($path), $name, '-', false);
- }
- }
-
- if ($name !== '') {
- $result = dirname($path).DIRECTORY_SEPARATOR.$name;
- if (! rename($src, $result)) {
- $this->delTree($dir);
- return false;
- }
- } else {
- $dstDir = dirname($path);
- $result = array();
- foreach($ls as $name) {
- $target = $dstDir.DIRECTORY_SEPARATOR.$name;
- if (self::localMoveRecursive($dir.DIRECTORY_SEPARATOR.$name, $target, true, $this->options['copyJoin'])) {
- $result[] = $target;
- }
- }
- if (!$result) {
- $this->delTree($dir);
- return false;
- }
- }
-
- is_dir($dir) && $this->delTree($dir);
-
- return (is_array($result) || file_exists($result)) ? $result : false;
- }
- //TODO: Add return statement here
- }
-
- /**
- * Create archive and return its path
- *
- * @param string $dir target dir
- * @param array $files files names list
- * @param string $name archive name
- * @param array $arc archiver options
- * @return string|bool
- * @author Dmitry (dio) Levashov,
- * @author Alexey Sukhotin
- **/
- protected function _archive($dir, $files, $name, $arc) {
- return $this->makeArchive($dir, $files, $name, $arc);
- }
-
- /******************** Over write functions *************************/
-
- /**
- * File path of local server side work file path
- *
- * @param string $path
- * @return string
- * @author Naoki Sawada
- */
- protected function getWorkFile($path) {
- return $path;
- }
- /**
- * Delete dirctory trees
- *
- * @param string $localpath path need convert encoding to server encoding
- * @return boolean
- * @author Naoki Sawada
- */
- protected function delTree($localpath) {
- return $this->rmdirRecursive($localpath);
- }
- /**
- * Return fileinfo based on filename
- * For item ID based path file system
- * Please override if needed on each drivers
- *
- * @param string $path file cache
- * @return array
- */
- protected function isNameExists($path) {
- $exists = file_exists($this->convEncIn($path));
- // restore locale
- $this->convEncOut();
- return $exists? $this->stat($path) : false;
- }
- /******************** Over write (Optimized) functions *************************/
- /**
- * Recursive files search
- *
- * @param string $path dir path
- * @param string $q search string
- * @param array $mimes
- * @return array
- * @author Dmitry (dio) Levashov
- * @author Naoki Sawada
- **/
- protected function doSearch($path, $q, $mimes) {
- if (!empty($this->doSearchCurrentQuery['matchMethod']) || $this->encoding || ! class_exists('FilesystemIterator', false)) {
- // has custom match method or non UTF-8, use elFinderVolumeDriver::doSearch()
- return parent::doSearch($path, $q, $mimes);
- }
-
- $result = array();
-
- $timeout = $this->options['searchTimeout']? $this->searchStart + $this->options['searchTimeout'] : 0;
- if ($timeout && $timeout < time()) {
- $this->setError(elFinder::ERROR_SEARCH_TIMEOUT, $this->path($this->encode($path)));
- return $result;
- }
- elFinder::extendTimeLimit($this->options['searchTimeout'] + 30);
-
- $match = array();
- try {
- $iterator = new RecursiveIteratorIterator(
- new RecursiveCallbackFilterIterator(
- new RecursiveDirectoryIterator($path,
- FilesystemIterator::KEY_AS_PATHNAME |
- FilesystemIterator::SKIP_DOTS |
- ((defined('RecursiveDirectoryIterator::FOLLOW_SYMLINKS') && $this->options['followSymLinks'])?
- RecursiveDirectoryIterator::FOLLOW_SYMLINKS : 0)
- ),
- array($this, 'localFileSystemSearchIteratorFilter')
- ),
- RecursiveIteratorIterator::SELF_FIRST,
- RecursiveIteratorIterator::CATCH_GET_CHILD
- );
- foreach ($iterator as $key => $node) {
- if ($timeout && ($this->error || $timeout < time())) {
- !$this->error && $this->setError(elFinder::ERROR_SEARCH_TIMEOUT, $this->path($this->encode($node->getPath)));
- break;
- }
- if ($node->isDir()) {
- if ($this->stripos($node->getFilename(), $q) !== false) {
- $match[] = $key;
- }
- } else {
- $match[] = $key;
- }
- }
- } catch (Exception $e) {}
-
- if ($match) {
- foreach($match as $p) {
- if ($timeout && ($this->error || $timeout < time())) {
- !$this->error && $this->setError(elFinder::ERROR_SEARCH_TIMEOUT, $this->path($this->encode(dirname($p))));
- break;
- }
-
- $stat = $this->stat($p);
-
- if (!$stat) { // invalid links
- continue;
- }
-
- if (!empty($stat['hidden']) || !$this->mimeAccepted($stat['mime'], $mimes)) {
- continue;
- }
-
- $name = $stat['name'];
-
- if ((!$mimes || $stat['mime'] !== 'directory')) {
- $stat['path'] = $this->path($stat['hash']);
- if ($this->URL && !isset($stat['url'])) {
- $_path = str_replace(DIRECTORY_SEPARATOR, '/', substr($p, strlen($this->root) + 1));
- $stat['url'] = $this->URL . str_replace('%2F', '/', rawurlencode($_path));
- }
-
- $result[] = $stat;
- }
- }
- }
-
- return $result;
- }
- /******************** Original local functions ************************
- * @param $file
- * @param $key
- * @param $iterator
- * @return bool
- */
- public function localFileSystemSearchIteratorFilter($file, $key, $iterator) {
- $name = $file->getFilename();
- if ($this->doSearchCurrentQuery['excludes']) {
- foreach($this->doSearchCurrentQuery['excludes'] as $exclude) {
- if ($this->stripos($name, $exclude) !== false) {
- return false;
- }
- }
- }
- if ($iterator->hasChildren()) {
- if ($this->options['searchExDirReg'] && preg_match($this->options['searchExDirReg'], $key)) {
- return false;
- }
- return (bool)$this->attr($key, 'read', null, true);
- }
- return ($this->stripos($name, $this->doSearchCurrentQuery['q']) === false)? false : true;
- }
-
- } // END class
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