mirror of
https://github.com/Yetangitu/ampache
synced 2025-10-03 09:49:30 +02:00
282 lines
10 KiB
PHP
282 lines
10 KiB
PHP
<?php
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/* vim:set softtabstop=4 shiftwidth=4 expandtab: */
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/**
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*
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* LICENSE: GNU Affero General Public License, version 3 (AGPLv3)
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* Copyright 2001 - 2016 Ampache.org
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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// jsTree file system browser
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define('AJAX_INCLUDE', '1');
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require_once '../lib/init.php';
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$rootdir = Upload::get_root();
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if (empty($rootdir)) {
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exit;
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}
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$rootdir .= DIRECTORY_SEPARATOR;
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ini_set('open_basedir', $rootdir);
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class fs
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{
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protected $base = null;
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protected function real($path)
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{
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$temp = realpath($path);
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if (!$temp) {
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throw new Exception('Path does not exist: ' . $path);
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}
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if ($this->base && strlen($this->base)) {
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if (strpos($temp, $this->base) !== 0) {
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throw new Exception('Path is not inside base (' . $this->base . '): ' . $temp);
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}
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}
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return $temp;
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}
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protected function path($id)
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{
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$id = str_replace('/', DIRECTORY_SEPARATOR, $id);
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$id = trim($id, DIRECTORY_SEPARATOR);
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$id = $this->real($this->base . DIRECTORY_SEPARATOR . $id);
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return $id;
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}
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protected function id($path)
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{
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$path = $this->real($path);
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$path = substr($path, strlen($this->base));
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$path = str_replace(DIRECTORY_SEPARATOR, '/', $path);
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$path = trim($path, '/');
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return strlen($path) ? $path : '/';
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}
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public function __construct($base)
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{
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$this->base = $this->real($base);
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if (!$this->base) {
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throw new Exception('Base directory does not exist');
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}
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}
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public function lst($id, $with_root = false)
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{
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$dir = $this->path($id);
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$lst = @scandir($dir);
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if (!$lst) {
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throw new Exception('Could not list path: ' . $dir);
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}
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$res = array();
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foreach ($lst as $item) {
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if ($item == '.' || $item == '..' || $item === null) {
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continue;
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}
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$tmp = preg_match('([^ a-zа-я-_0-9.]+)ui', $item);
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if ($tmp === false || $tmp === 1) {
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continue;
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}
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if (is_dir($dir . DIRECTORY_SEPARATOR . $item)) {
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$res[] = array('text' => $item, 'children' => true, 'id' => $this->id($dir . DIRECTORY_SEPARATOR . $item), 'icon' => 'folder');
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} else {
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//$res[] = array('text' => $item, 'children' => false, 'id' => $this->id($dir . DIRECTORY_SEPARATOR . $item), 'type' => 'file', 'icon' => 'file file-'.substr($item, strrpos($item,'.') + 1));
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}
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}
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if ($with_root && $this->id($dir) === '/') {
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$res = array(array('text' => basename($this->base), 'children' => $res, 'id' => '/', 'icon'=>'folder', 'state' => array('opened' => true, 'disabled' => true)));
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}
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return $res;
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}
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public function data($id)
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{
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if (strpos($id, ":")) {
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$id = array_map(array($this, 'id'), explode(':', $id));
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return array('type'=>'multiple', 'content'=> 'Multiple selected: ' . implode(' ', $id));
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}
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$dir = $this->path($id);
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if (is_dir($dir)) {
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return array('type'=>'folder', 'content'=> $id);
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}
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if (is_file($dir)) {
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$ext = strpos($dir, '.') !== false ? substr($dir, strrpos($dir, '.') + 1) : '';
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$dat = array('type' => $ext, 'content' => '');
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switch ($ext) {
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/*case 'txt':
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case 'text':
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case 'md':
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case 'js':
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case 'json':
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case 'css':
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case 'html':
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case 'htm':
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case 'xml':
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case 'c':
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case 'cpp':
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case 'h':
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case 'sql':
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case 'log':
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case 'py':
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case 'rb':
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case 'htaccess':
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case 'php':
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$dat['content'] = file_get_contents($dir);
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break;
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case 'jpg':
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case 'jpeg':
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case 'gif':
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case 'png':
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case 'bmp':
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$dat['content'] = 'data:'.finfo_file(finfo_open(FILEINFO_MIME_TYPE), $dir).';base64,'.base64_encode(file_get_contents($dir));
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break;*/
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default:
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$dat['content'] = 'File not recognized: ' . $this->id($dir);
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break;
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}
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return $dat;
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}
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throw new Exception('Not a valid selection: ' . $dir);
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}
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public function create($id, $name, $mkdir = false)
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{
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$dir = $this->path($id);
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if (preg_match('([^ a-zа-я-_0-9.]+)ui', $name) || !strlen($name)) {
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throw new Exception('Invalid name: ' . $name);
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}
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if ($mkdir) {
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mkdir($dir . DIRECTORY_SEPARATOR . $name);
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} else {
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file_put_contents($dir . DIRECTORY_SEPARATOR . $name, '');
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}
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return array('id' => $this->id($dir . DIRECTORY_SEPARATOR . $name));
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}
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public function rename($id, $name)
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{
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$dir = $this->path($id);
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if ($dir === $this->base) {
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throw new Exception('Cannot rename root');
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}
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if (preg_match('([^ a-zа-я-_0-9.]+)ui', $name) || !strlen($name)) {
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throw new Exception('Invalid name: ' . $name);
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}
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$new = explode(DIRECTORY_SEPARATOR, $dir);
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array_pop($new);
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array_push($new, $name);
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$new = implode(DIRECTORY_SEPARATOR, $new);
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if (is_file($new) || is_dir($new)) {
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throw new Exception('Path already exists: ' . $new);
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}
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rename($dir, $new);
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return array('id' => $this->id($new));
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}
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public function remove($id)
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{
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$dir = $this->path($id);
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if ($dir === $this->base) {
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throw new Exception('Cannot remove root');
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}
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if (is_dir($dir)) {
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foreach (array_diff(scandir($dir), array(".", "..")) as $f) {
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$this->remove($this->id($dir . DIRECTORY_SEPARATOR . $f));
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}
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rmdir($dir);
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}
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if (is_file($dir)) {
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unlink($dir);
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}
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return array('status' => 'OK');
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}
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public function move($id, $par)
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{
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$dir = $this->path($id);
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$par = $this->path($par);
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$new = explode(DIRECTORY_SEPARATOR, $dir);
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$new = array_pop($new);
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$new = $par . DIRECTORY_SEPARATOR . $new;
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rename($dir, $new);
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return array('id' => $this->id($new));
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}
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public function copy($id, $par)
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{
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$dir = $this->path($id);
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$par = $this->path($par);
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$new = explode(DIRECTORY_SEPARATOR, $dir);
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$new = array_pop($new);
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$new = $par . DIRECTORY_SEPARATOR . $new;
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if (is_file($new) || is_dir($new)) {
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throw new Exception('Path already exists: ' . $new);
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}
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if (is_dir($dir)) {
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mkdir($new);
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foreach (array_diff(scandir($dir), array(".", "..")) as $f) {
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$this->copy($this->id($dir . DIRECTORY_SEPARATOR . $f), $this->id($new));
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}
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}
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if (is_file($dir)) {
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copy($dir, $new);
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}
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return array('id' => $this->id($new));
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}
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}
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if (isset($_GET['operation'])) {
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$fs = new fs($rootdir);
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try {
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$rslt = null;
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switch ($_GET['operation']) {
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case 'get_node':
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$node = isset($_GET['id']) && $_GET['id'] !== '#' ? $_GET['id'] : '/';
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$rslt = $fs->lst($node, (isset($_GET['id']) && $_GET['id'] === '#'));
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break;
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case "get_content":
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$node = isset($_GET['id']) && $_GET['id'] !== '#' ? $_GET['id'] : '/';
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$rslt = $fs->data($node);
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break;
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case 'create_node':
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$node = isset($_GET['id']) && $_GET['id'] !== '#' ? $_GET['id'] : '/';
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$rslt = $fs->create($node, isset($_GET['text']) ? $_GET['text'] : '', (!isset($_GET['type']) || $_GET['type'] !== 'file'));
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break;
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case 'rename_node':
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$node = isset($_GET['id']) && $_GET['id'] !== '#' ? $_GET['id'] : '/';
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$rslt = $fs->rename($node, isset($_GET['text']) ? $_GET['text'] : '');
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break;
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case 'delete_node':
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$node = isset($_GET['id']) && $_GET['id'] !== '#' ? $_GET['id'] : '/';
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$rslt = $fs->remove($node);
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break;
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case 'move_node':
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$node = isset($_GET['id']) && $_GET['id'] !== '#' ? $_GET['id'] : '/';
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$parn = isset($_GET['parent']) && $_GET['parent'] !== '#' ? $_GET['parent'] : '/';
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$rslt = $fs->move($node, $parn);
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break;
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case 'copy_node':
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$node = isset($_GET['id']) && $_GET['id'] !== '#' ? $_GET['id'] : '/';
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$parn = isset($_GET['parent']) && $_GET['parent'] !== '#' ? $_GET['parent'] : '/';
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$rslt = $fs->copy($node, $parn);
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break;
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default:
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throw new Exception('Unsupported operation: ' . $_GET['operation']);
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}
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header('Content-Type: application/json; charset=utf8');
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echo json_encode($rslt);
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} catch (Exception $e) {
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header($_SERVER["SERVER_PROTOCOL"] . ' 500 Server Error');
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header('Status: 500 Server Error');
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echo $e->getMessage();
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}
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die();
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}
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