egroupware_official/filemanager/cli.php
2016-05-05 07:20:07 +00:00

935 lines
23 KiB
PHP
Executable File

#!/usr/bin/php -qC
<?php
/**
* EGroupware Filemanager - Command line interface
*
* @link http://www.egroupware.org
* @package filemanager
* @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @copyright (c) 2007-16 by Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @version $Id$
*
* @todo --domain does NOT work with --user root_* for domains other then the first in header.inc.php
*/
use EGroupware\Api;
use EGroupware\Api\Vfs;
chdir(dirname(__FILE__)); // to enable our relative pathes to work
error_reporting(error_reporting() & ~E_NOTICE & ~E_DEPRECATED);
if (php_sapi_name() !== 'cli') // security precaution: forbit calling filemanager/cli.php as web-page
{
die('<h1>'.basename(__FILE__).' must NOT be called as web-page --> exiting !!!</h1>');
}
/**
* callback if the session-check fails, creates session from user/passwd in $GLOBALS['egw_login_data']
*
* @param array &$account account_info with keys 'login', 'passwd' and optional 'passwd_type'
* @return boolean/string true if we allow the access and account is set, a sessionid or false otherwise
*/
function user_pass_from_argv(&$account)
{
$account = $GLOBALS['egw_login_data'];
//print_r($account);
if (!($sessionid = $GLOBALS['egw']->session->create($account)))
{
usage("Wrong username or -password!");
}
return $sessionid;
}
/**
* Give a usage message and exit
*
* @param string $error_msg ='' error-message to be printed in front of usage
*/
function usage($error_msg='')
{
if ($error_msg)
{
echo "$error_msg\n\n";
}
$cmd = basename(__FILE__);
echo "Usage:\t$cmd ls [-r|--recursive|-l|--long|-i|--inode] URL [URL2 ...]\n";
echo "\t$cmd cat URL [URL2 ...]\n";
echo "\t$cmd cp [-r|--recursive] [-p|--perms] URL-from URL-to\n";
echo "\t$cmd cp [-r|--recursive] [-p|--perms] URL-from [URL-from2 ...] URL-to-directory\n";
echo "\t$cmd rm [-r|--recursive] URL [URL2 ...]\n";
echo "\t$cmd mkdir [-p|--parents] URL [URL2 ...]\n";
echo "\t$cmd rmdir URL [URL2 ...]\n";
echo "\t$cmd touch [-r|--recursive] [-d|--date time] URL [URL2 ...]\n";
echo "\t$cmd chmod [-r|--recursive] [ugoa]*[+-=][rwx]+,... URL [URL2 ...]\n";
echo "\t$cmd chown [-r|--recursive] user URL [URL2 ...]\n";
echo "\t$cmd chgrp [-r|--recursive] group URL [URL2 ...]\n";
echo "\t$cmd find URL [URL2 ...] [-type (d|f)][-depth][-mindepth n][-maxdepth n][-mime type[/sub]][-name pattern][-path pattern][-uid id][-user name][-nouser][-gid id][-group name][-nogroup][-size N][-cmin N][-ctime N][-mmin N][-mtime N] (N: +n --> >n, -n --> <n, n --> =n) [-limit N[,n]][-order (name|size|...)][-sort (ASC|DESC)][-hidden][-show-deleted][-(name|name-preg|path|path-preg) S]\n";
echo "\t$cmd mount URL [path] (without path prints out the mounts)\n";
echo "\t$cmd umount [-a|--all (restores default mounts)] URL|path\n";
echo "\t$cmd eacl URL [rwx-] [user or group]\n";
echo "\t$cmd lntree [sqlfs://domain]from to\n";
echo "\tsudo -u apache $cmd migrate-db2fs --user root_admin --passwd password [--domain default] (migrates sqlfs content from DB to filesystem)\n";
echo "\nCommon options: --user user --password password [--domain domain] can be used to pass eGW credentials without using the URL writing.\n";
echo "\nURL: {vfs|sqlfs|filesystem}://user:password@domain/home/user/file[?option=value&...], /dir/file, ...\n";
echo "\nUse root_{header-admin|config-user} as user and according password for root access (no user specific access control and chown).\n\n";
exit;
}
$long = $numeric = $recursive = $perms = $all = $inode = false;
$args = $_SERVER['argv'];
$cmd = basename(array_shift($args),'.php');
if ($args[0][0] != '-' && $args[0][0] != '/' && strpos($args[0],'://') === false)
{
$cmd = array_shift($args);
}
if (!$args) $args = array('-h');
$argv = $find_options = array();
while(!is_null($option = array_shift($args)))
{
if ($option == '-' || $option[0] != '-') // no option --> argument
{
$argv[] = $option;
continue;
}
switch($option)
{
default:
if ($cmd == 'find')
{
if (!in_array($option,array('-type','-depth','-mindepth','-maxdepth','-name','-path',
'-uid','-user','-nouser','-gid','-group','-nogroup','-mime',
'-empty','-size','-cmin','-ctime','-mmin','-mtime','-limit','-order','-sort',
'-hidden','-show-deleted','-name-preg','-path','-path-preg')))
{
usage("Unknown find option '$option'!");
}
if (in_array($option,array('-empty','-depth','-nouser','-nogroup','-hidden','-show-deleted')))
{
$find_options[substr($option,1)] = true;
}
else
{
$find_options[str_replace('-','_',substr($option,1))] = array_shift($args);
}
break;
}
// multiple options, eg. -rp --> -r -p
elseif($option[0] == '-' && $option[1] != '-' && strlen($option) > 2)
{
for($i = 1; $i < strlen($option); ++$i)
{
array_unshift($args,'-'.$option[$i]);
}
break;
}
case '-h': case '--help':
usage();
case '-l': case '--long':
$long = true;
break;
case '-n': case '--numeric':
$numeric = true;
break;
case '-r': case '--recursive':
$recursive = true;
break;
case '-i': case '--inode':
$inode = true;
break;
case '-p': case '--parents': case '--perms':
if ($cmd == 'cp')
{
$perms = true;
}
else
{
$recursive = true;
}
break;
case '-d': case '--date':
$time = strtotime(array_shift($args));
break;
case '-a': case '--all':
$all = true;
break;
case '--user':
$user = array_shift($args);
break;
case '--password':
case '--passwd':
$passwd = array_shift($args);
break;
case '--domain':
$domain = array_shift($args);
break;
}
}
if ($user && $passwd)
{
load_egw($user,$passwd,$domain ? $domain : 'default');
}
$argc = count($argv);
switch($cmd)
{
case 'umount':
if ($argc != 1 && !$all)
{
usage('Wrong number of parameters!');
}
if (($url = $argv[0])) load_wrapper($url);
if(!Vfs::$is_root)
{
die("You need to be root to do that!\n");
}
if ($all)
{
Api\Config::save_value('vfs_fstab',$GLOBALS['egw_info']['server']['vfs_fstab']='','phpgwapi');
echo "Restored default mounts:\n";
}
elseif (!Vfs::umount($url))
{
die("$url is NOT mounted!\n");
}
else
{
echo "Successful unmounted $url:\n";
}
// fall trough to output current mount table
case 'mount':
if ($argc > 2)
{
usage('Wrong number of parameters!');
}
load_wrapper($url=$argv[0]);
if($argc > 1 && !Vfs::$is_root)
{
die("You need to be root to do that!\n");
}
$fstab = Vfs::mount($url,$path=$argv[1]);
if (is_array($fstab))
{
foreach($fstab as $path => $url)
{
echo "$url\t$path\n";
}
}
elseif ($fstab === false)
{
echo "URL '$url' not found or permission denied (are you root?)!\n";
}
else
{
echo "$url successful mounted to $path\n";
}
break;
case 'eacl':
do_eacl($argv);
break;
case 'find':
do_find($argv,$find_options);
break;
case 'lntree':
do_lntree($argv[0], $argv[1]);
break;
case 'cp':
do_cp($argv,$recursive,$perms);
break;
case 'rename':
if (count($argv) != 2) usage('Wrong number of parameters!');
load_wrapper($argv[0]);
load_wrapper($argv[1]);
rename($argv[0],$argv[1]);
break;
case 'migrate-db2fs':
if (empty($user) || empty($passwd) || !Vfs::$is_root)
{
die("\nYou need to be root to do that!\n\n");
}
if (!is_writable($GLOBALS['egw_info']['server']['files_dir'])) exit; // we need write access, error msg already given
$fstab = Vfs::mount();
if (!is_array($fstab) || !isset($fstab['/']) || strpos($fstab['/'],'storage=db') === false)
{
foreach($fstab as $path => $url)
{
echo "$url\t$path\n";
}
die("\n/ NOT mounted with 'storage=db' --> no need to convert!\n\n");
}
$num_files = Vfs\Sqlfs\Utils::migrate_db2fs(); // throws exception on error
echo "\n$num_files files migrated from DB to filesystem.\n";
$new_url = preg_replace('/storage=db&?/','',$fstab['/']);
if (substr($new_url,-1) == '?') $new_url = substr($new_url,0,-1);
if (Vfs::mount($new_url,'/'))
{
echo "/ successful re-mounted on $new_url\n";
}
else
{
echo "\nre-mounting $new_url on / failed!\n\n";
}
break;
default:
while($argv)
{
$url = array_shift($argv);
load_wrapper($url);
echo "$cmd $url (long=".(int)$long.", numeric=".(int)$numeric.", recursive=".(int)$recursive.")\n";
switch($cmd)
{
case 'rm':
if ($recursive)
{
if (!class_exists('egw_vfs'))
{
die("rm -r only implemented for eGW streams!"); // dont want to repeat the code here
}
array_unshift($argv,$url);
Vfs::remove($argv,true);
$argv = array();
}
else
{
unlink($url);
}
break;
case 'rmdir':
rmdir($url);
break;
case 'mkdir':
if (!mkdir($url,null,$recursive)) echo "Can't create directory, permission denied!\n";
break;
case 'touch':
case 'chmod':
case 'chown':
case 'chgrp':
switch($cmd)
{
case 'touch':
$params = array($url,$time);
break;
case 'chmod':
if (!isset($mode))
{
$mode = $url; // first param is mode
$url = array_shift($argv);
}
if (Vfs::parse_url($url,PHP_URL_SCHEME)) load_wrapper($url); // cant use stat or Vfs::mode2int otherwise!
if (strpos($mode,'+') !== false || strpos($mode,'-') !== false)
{
$stat = stat($url);
$set = $stat['mode'];
}
else
{
$set = 0;
}
if (!class_exists('egw_vfs'))
{
die("chmod only implemented for eGW streams!"); // dont want to repeat the code here
}
$set = Vfs::mode2int($mode,$set);
$params = array($url,$set);
break;
case 'chown':
case 'chgrp':
$type = $cmd == 'chgrp' ? 'group' : 'user';
if (!isset($owner))
{
$owner = $url; // first param is owner/group
$url = array_shift($argv);
if (Vfs::parse_url($url,PHP_URL_SCHEME)) load_wrapper($url); // we need the header loaded
if ($owner == 'root')
{
$owner = 0;
}
elseif (!is_numeric($owner))
{
if (!is_object($GLOBALS['egw']))
{
die("only numeric user/group-id's allowed for non eGW streams!");
}
if (!($owner = $GLOBALS['egw']->accounts->name2id($owner_was=$owner,'account_lid',$type[0])) ||
($owner < 0) != ($cmd == 'chgrp'))
{
die("Unknown $type '$owner_was'!");
}
}
elseif($owner && is_object($GLOBALS['egw']) && (!$GLOBALS['egw']->accounts->id2name($owner) ||
($owner < 0) != ($cmd == 'chgrp')))
{
die("Unknown $type '$owner_was'!");
}
}
$params = array($url,$owner);
break;
}
if (($scheme = Vfs::parse_url($url,PHP_URL_SCHEME)))
{
load_wrapper($url);
}
if ($recursive && class_exists('egw_vfs'))
{
array_unshift($argv,$url);
$params = array($argv,null,$cmd,$params[1]);
$cmd = array('egw_vfs','find');
$argv = array(); // we processed all url's
}
//echo "calling cmd=".print_r($cmd,true).", params=".print_r($params,true)."\n";
call_user_func_array($cmd,$params);
break;
case 'cat':
case 'ls':
default:
// recursive ls atm only for vfs://
if ($cmd != 'cat' && $recursive && class_exists('egw_vfs'))
{
load_wrapper($url);
array_unshift($argv,$url);
Vfs::find($argv,array('url'=>true,),'do_stat',array($long,$numeric,true,$inode));
$argv = array();
}
elseif (is_dir($url) && ($dir = opendir($url)))
{
if ($argc)
{
if (!($name = basename(Vfs::parse_url($url,PHP_URL_PATH)))) $name = '/';
echo "\n$name:\n";
}
// separate evtl. query part, to re-add it after the file-name
unset($query);
list($url,$query) = explode('?',$url,2);
if ($query) $query = '?'.$query;
if (substr($url,-1) == '/')
{
$url = substr($url,0,-1);
}
while(($file = readdir($dir)) !== false)
{
do_stat($url.'/'.$file.$query,$long,$numeric,false,$inode);
}
closedir($dir);
}
elseif ($cmd == 'cat')
{
if (!($f = fopen($url,'r')))
{
echo "File $url not found !!!\n\n";
}
else
{
if ($argc)
{
echo "\n".basename(Vfs::parse_url($url,PHP_URL_PATH)).":\n";
}
fpassthru($f);
fclose($f);
}
}
else
{
do_stat($url,$long,$numeric,false,$inode);
}
if (!$long && $cmd == 'ls') echo "\n";
break;
}
}
}
/**
* Load the necessary wrapper for an url or die if it cant be loaded
*
* @param string $url
*/
function load_wrapper($url)
{
$scheme = parse_url($url,PHP_URL_SCHEME);
if (!in_array($scheme,stream_get_wrappers()))
{
switch($scheme)
{
case 'webdav':
case 'webdavs':
require_once('HTTP/WebDAV/Client.php');
break;
case '': // default scheme is file and always available
break;
default:
if (!isset($GLOBALS['egw']) && !in_array($scheme,array('smb','imap')))
{
load_egw(parse_url($url,PHP_URL_USER), parse_url($url,PHP_URL_PASS), parse_url($url,PHP_URL_HOST));
}
// get eGW's __autoload() function
include_once(EGW_API_INC.'/common_functions.inc.php');
if (!Vfs::load_wrapper($scheme))
{
die("Unknown scheme '$scheme' in $url !!!\n\n");
}
break;
}
}
}
/**
* Start the eGW session, exits on wrong credintials
*
* @param string $user
* @param string $passwd
* @param string $domain
*/
function load_egw($user,$passwd,$domain='default')
{
//echo "load_egw($user,$passwd,$domain)\n";
$_REQUEST['domain'] = $domain;
$GLOBALS['egw_login_data'] = array(
'login' => $user,
'passwd' => $passwd,
'passwd_type' => 'text',
);
if (ini_get('session.save_handler') == 'files' && !is_writable(ini_get('session.save_path')) && is_dir('/tmp') && is_writable('/tmp'))
{
ini_set('session.save_path','/tmp'); // regular users may have no rights to apache's session dir
}
$GLOBALS['egw_info'] = array(
'flags' => array(
'currentapp' => 'filemanager',
'noheader' => true,
'autocreate_session_callback' => 'user_pass_from_argv',
'no_exception_handler' => 'cli',
)
);
if (substr($user,0,5) != 'root_')
{
include('../header.inc.php');
}
else
{
$GLOBALS['egw_info']['flags']['currentapp'] = 'login';
include('../header.inc.php');
if (setup::check_auth($user, $passwd,
'root_'.$GLOBALS['egw_info']['server']['header_admin_user'],
$GLOBALS['egw_info']['server']['header_admin_password']) ||
setup::check_auth($user, $passwd,
'root_'.$GLOBALS['egw_domain'][$domain]['config_user'],
$GLOBALS['egw_domain'][$domain]['config_passwd']))
{
echo "\nRoot access granted!\n";
Vfs::$is_root = true;
}
else
{
die("Unknown user or password!\n");
}
}
$cmd = $GLOBALS['cmd'];
if (!in_array($cmd,array('ls','find','mount','umount','eacl')) && $GLOBALS['egw_info']['server']['files_dir'] && !is_writable($GLOBALS['egw_info']['server']['files_dir']))
{
echo "\nError: eGroupWare's files directory {$GLOBALS['egw_info']['server']['files_dir']} is NOT writable by the user running ".basename(__FILE__)."!\n".
"--> Please run it as the same user the webserver uses or root, otherwise the $cmd command will fail!\n\n";
}
}
/**
* Set, delete or show the extended acl for a given path
*
* @param array $argv
*/
function do_eacl(array $argv)
{
$argc = count($argv);
if ($argc < 1 || $argc > 3)
{
usage('Wrong number of parameters!');
}
load_wrapper($url = $argv[0]);
if (!class_exists('egw_vfs'))
{
die('eacl only implemented for eGW streams!');
}
if (!file_exists($url))
{
die("$url: no such file our directory!\n");
}
if ($argc == 1)
{
foreach(Vfs::get_eacl($url) as $acl)
{
$mode = ($acl['rights'] & Vfs::READABLE ? 'r' : '-').
($acl['rights'] & Vfs::WRITABLE ? 'w' : '-').
($acl['rights'] & Vfs::EXECUTABLE ? 'x' : '-');
echo $acl['path']."\t$mode\t".$GLOBALS['egw']->accounts->id2name($acl['owner'])."\n";
}
return;
}
if ($argc > 1 && !is_numeric($argv[1]))
{
$mode=$argv[1];
$argv[1] = null;
for($i = 0; $mode[$i]; ++$i)
{
switch($mode[$i])
{
case 'x': $argv[1] |= Vfs::EXECUTABLE; break;
case 'w': $argv[1] |= Vfs::WRITABLE; break;
case 'r': $argv[1] |= Vfs::READABLE; break;
}
}
}
if (!Vfs::eacl($url,$argv[1],$argc > 2 && !is_numeric($argv[2]) ? $GLOBALS['egw']->accounts->name2id($argv[2]) : $argv[2]))
{
echo "Error setting extended Acl for $argv[0]!\n";
}
}
/**
* Give the stats for one file
*
* @param string $url
* @param boolean $long =false true=long listing with owner,group,size,perms, default false only filename
* @param boolean $numeric =false true=give numeric uid&gid, else resolve the id to a name
* @param boolean $full_path =false true=give full path instead of just filename
* @param boolean $inode =false true=display inode (sqlfs id)
*/
function do_stat($url,$long=false,$numeric=false,$full_path=false,$inode=false)
{
//echo "do_stat($url,$long,$numeric,$full_path)\n";
$bname = Vfs::parse_url($url,PHP_URL_PATH);
if (!$full_path)
{
$bname = basename($bname);
}
if (!($stat = @lstat($url)))
{
echo "$bname: no such file or directory!\n";
}
elseif ($long)
{
//echo $url; print_r($stat);
if (class_exists('egw_vfs'))
{
$perms = Vfs::int2mode($stat['mode']);
}
else
{
$perms = int2mode($stat['mode']);
}
if ($numeric)
{
$uid = $stat['uid'];
$gid = $stat['gid'];
}
else
{
if ($stat['uid'])
{
$uid = isset($GLOBALS['egw']) ? $GLOBALS['egw']->accounts->id2name($stat['uid']) :
(function_exists('posix_getpwuid') ? posix_getpwuid($stat['uid']) : $stat['uid']);
if (is_array($uid)) $uid = $uid['name'];
if (empty($uid)) $uid = $stat['uid'];
}
if (!isset($uid)) $uid = 'root';
if ($stat['gid'])
{
$gid = isset($GLOBALS['egw']) ? $GLOBALS['egw']->accounts->id2name(-abs($stat['gid'])) :
(function_exists('posix_getgrgid') ? posix_getgrgid($stat['gid']) : $stat['gid']);
if (is_array($gid)) $gid = $gid['name'];
if (empty($gid)) $gid = $stat['gid'];
}
if (!isset($gid)) $gid = 'root';
}
$size = hsize($stat['size']);
$mtime = date('Y-m-d H:i:s',$stat['mtime']);
$nlink = $stat['nlink'];
if (($stat['mode'] & 0xA000) == 0xA000)
{
$symlink = " -> ".(class_exists('egw_vfs') ? Vfs::readlink($url) : readlink($url));
}
if ($inode)
{
echo $stat['ino']."\t";
}
echo "$perms $nlink\t$uid\t$gid\t$size\t$mtime\t$bname$symlink\n";
}
else
{
echo "$bname\t";
}
}
function hsize($size)
{
if ($size < 1024) return $size;
if ($size < 1024*1024) return sprintf('%3.1lfk',(float)$size/1024);
return sprintf('%3.1lfM',(float)$size/(1024*1024));
}
function do_cp($argv,$recursive=false,$perms=false)
{
$to = array_pop($argv);
load_wrapper($to);
$to_exists = file_exists($to);
if (count($argv) > 1 && $to_exists && !is_dir($to))
{
usage("No such directory '$to'!");
}
$anz_dirs = $anz_files = 0;
foreach($argv as $from)
{
if (is_dir($from) && (!file_exists($to) || is_dir($to)) && $recursive && class_exists('egw_vfs'))
{
foreach(Vfs::find($from,array('url' => true)) as $f)
{
$t = $to.substr($f,strlen($from));
if (is_dir($f))
{
++$anz_dirs;
mkdir($t);
}
else
{
++$anz_files;
_cp($f,$t);
}
if ($perms) _cp_perms($f,$t);
}
echo ($anz_dirs?"$anz_dirs dir(s) created and ":'')."$anz_files file(s) copied.\n";
}
else
{
_cp($from,$to,true);
if ($perms) _cp_perms($from,$to);
}
}
}
function _cp($from,$to,$verbose=false)
{
load_wrapper($from);
if (is_dir($to))
{
$path = Vfs::parse_url($from,PHP_URL_PATH);
if (is_dir($to))
{
list($to,$query) = explode('?',$to,2);
$to .= '/'.basename($path).($query ? '?'.$query : '');
}
}
if (!($from_fp = fopen($from,'r')))
{
die("File $from not found!\n");
}
if (!($to_fp = fopen($to,'w')))
{
die("Can't open $to for writing!\n");
}
//stream_filter_append($from_fp,'convert.base64-decode');
$count = stream_copy_to_stream($from_fp,$to_fp);
if ($verbose) echo hsize($count)." bytes written to $to\n";
fclose($from_fp);
if (!fclose($to_fp))
{
die("Error closing $to!\n");
}
}
function _cp_perms($from,$to)
{
if (($from_stat = stat($from)) && ($to_stat = stat($to)))
{
foreach(array(
'mode' => 'chmod',
'uid' => 'chown',
'gid' => 'chgrp',
) as $perm => $cmd)
{
if ($from_stat[$perm] != $to_stat[$perm])
{
//echo "egw_vfs::$cmd($to,{$from_stat[$perm]}\n";
call_user_func(array('egw_vfs',$cmd),$to,$from_stat[$perm]);
}
}
}
}
function do_find($bases,$options)
{
foreach($bases as $url)
{
load_wrapper($url);
}
$options['url'] = true; // we use url's not vfs pathes in filemanager/cli.php
foreach(Vfs::find($bases,$options) as $path)
{
echo "$path\n";
}
}
function do_lntree($from,$to)
{
echo "lntree $from $to\n";
if ($from[0] == '/') $from = 'sqlfs://default'.$from;
load_wrapper($from);
if (!file_exists($from))
{
usage("Directory '$from' does NOT exist!");
}
elseif ($to[0] != '/' || file_exists($to))
{
usage("Directory '$to' does not exist!");
}
elseif (!is_writable(dirname($to)))
{
usage("Directory '$to' is not writable!");
}
Vfs::find($from, array(
'url' => true,
), '_ln', array($to));
}
function _ln($src, $base, $stat)
{
//echo "_ln('$src', '$base', ".array2string($stat).")\n";
$dst = $base.Vfs::parse_url($src, PHP_URL_PATH);
if (is_link($src))
{
if (($target = Vfs\Sqlfs\StreamWrapper::readlink($src)))
{
if ($target[0] != '/')
{
$target = Vfs::dirname($src).'/'.$target;
}
echo "_ln('$src', '$base')\tsymlink('$base$target', '$dst')\n";
symlink($base.$target, $dst);
}
else
{
echo "_ln('$src', '$base')\tsqlfs::readlink('$src') failed\n";
}
}
elseif (is_dir($src))
{
echo "_ln('$src', '$base')\tmkdir('$dst', 0700, true)\n";
mkdir($dst, 0700, true);
}
else
{
$target = Vfs\Sqlfs\StreamWrapper::_fs_path($stat['ino']);
echo "_ln('$src', '$base')\tlink('$target', '$dst')\n";
link($target, $dst);
}
}
/**
* Convert a numerical mode to a symbolic mode-string
*
* @param int $mode
* @return string
*/
function int2mode( $mode )
{
if(($mode & 0xA000) == 0xA000) // Symbolic Link
{
$sP = 'l';
}
elseif(($mode & 0xC000) == 0xC000) // Socket
{
$sP = 's';
}
elseif($mode & 0x1000) // FIFO pipe
{
$sP = 'p';
}
elseif($mode & 0x2000) // Character special
{
$sP = 'c';
}
elseif($mode & 0x4000) // Directory
{
$sP = 'd';
}
elseif($mode & 0x6000) // Block special
{
$sP = 'b';
}
elseif($mode & 0x8000) // Regular
{
$sP = '-';
}
else // UNKNOWN
{
$sP = 'u';
}
// owner
$sP .= (($mode & 0x0100) ? 'r' : '-') .
(($mode & 0x0080) ? 'w' : '-') .
(($mode & 0x0040) ? (($mode & 0x0800) ? 's' : 'x' ) :
(($mode & 0x0800) ? 'S' : '-'));
// group
$sP .= (($mode & 0x0020) ? 'r' : '-') .
(($mode & 0x0010) ? 'w' : '-') .
(($mode & 0x0008) ? (($mode & 0x0400) ? 's' : 'x' ) :
(($mode & 0x0400) ? 'S' : '-'));
// world
$sP .= (($mode & 0x0004) ? 'r' : '-') .
(($mode & 0x0002) ? 'w' : '-') .
(($mode & 0x0001) ? (($mode & 0x0200) ? 't' : 'x' ) :
(($mode & 0x0200) ? 'T' : '-'));
return $sP;
}