egroupware_official/filemanager/inc/class.filemanager_admin.inc.php

375 lines
12 KiB
PHP

<?php
/**
* EGroupware Filemanager: mounting GUI
*
* @link http://www.egroupware.org/
* @package filemanager
* @author Ralf Becker <rb-AT-stylite.de>
* @copyright (c) 2010-16 by Ralf Becker <rb-AT-stylite.de>
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @version $Id$
*/
use EGroupware\Api;
use EGroupware\Api\Framework;
use EGroupware\Api\Etemplate;
use EGroupware\Stylite\Vfs\Versioning;
use EGroupware\Api\Vfs;
/**
* Filemanager: mounting GUI
*/
class filemanager_admin extends filemanager_ui
{
/**
* Functions callable via menuaction
*
* @var array
*/
public $public_functions = array(
'index' => true,
'fsck' => true,
);
/**
* Authenticated user is setup config user
*
* @var boolean
*/
static protected $is_setup = false;
/**
* Do we have versioning (Versioning\StreamWrapper class) available and with which schema
*
* @var string
*/
protected $versioning;
/**
* Do not allow to (un)mount these
*
* @var array
*/
protected static $protected_path = array('/apps', '/templates');
/**
* Constructor
*/
function __construct()
{
// make sure user has admin rights
if (!isset($GLOBALS['egw_info']['user']['apps']['admin']))
{
throw new Api\Exception\NoPermission\Admin();
}
// sudo handling
parent::__construct();
self::$is_setup = Api\Cache::getSession('filemanager', 'is_setup');
if (class_exists('EGroupware\Stylite\Vfs\Versioning\StreamWrapper'))
{
$this->versioning = Versioning\StreamWrapper::SCHEME;
}
Api\Translation::add_app('filemanager');
}
/**
* Mount GUI
*
* @param array $content=null
* @param string $msg=''
*/
public function index(array $content=null, $msg='', $msg_type=null)
{
if (is_array($content))
{
try
{
if ($content['sudo'])
{
$this->sudo($content['user'], $content['password'], $msg, true, self::$is_setup);
$msg_type = Vfs::$is_root ? 'success' : 'error';
}
elseif ($content['etemplates'] && $GLOBALS['egw_info']['user']['apps']['admin'])
{
$path = '/etemplates';
$url = 'stylite.merge://default/etemplates?merge=.&lang=0&level=1&extension=xet&url=egw';
$backup = Vfs::$is_root;
Vfs::$is_root = true;
Vfs::mkdir($path);
Vfs::chgrp($path, 'Admins');
Vfs::chmod($path, 075);
$msg = Vfs::mount($url, $path) ?
lang('Successful mounted %1 on %2.', $url, $path) : lang('Error mounting %1 on %2!', $url, $path);
Vfs::$is_root = $backup;
}
elseif (Vfs::$is_root)
{
if ($content['logout'])
{
$this->sudo('', '', $msg);
$msg_type = 'success';
}
if ($content['mounts']['disable'] || Vfs::$is_root && $content['mounts']['umount'])
{
if (!empty($content['mounts']['umount']))
{
$path = @key($content['mounts']['umount']);
}
else
{
$path = @key($content['mounts']['disable']);
}
// set unmounted url for a (changed) remount
$mounts = Vfs::mount();
$content['mounts']['path'] = $path;
$content['mounts']['url'] = Vfs::parse_url($mounts[$path]);
if (!empty($content['mounts']['url']['query']))
{
$content['mounts']['url']['path'] .= '?'.$content['mounts']['url']['query'];
}
if (!in_array($path, self::$protected_path) && $path != '/')
{
$msg = Vfs::umount($path) ?
lang('%1 successful unmounted.', $path) : lang('Error unmounting %1!', $path);
}
else // re-mount / with sqlFS, to disable versioning
{
$msg = Vfs::mount($url = Vfs\Sqlfs\StreamWrapper::SCHEME . '://default' . $path, $path) ?
lang('Successful mounted %1 on %2.', $url, $path) : lang('Error mounting %1 on %2!', $url, $path);
}
}
if (($path = $content['mounts']['path']) &&
($content['mounts']['enable'] || Vfs::$is_root && $content['mounts']['mount']))
{
if (empty($content['mounts']['url']['path']) && $this->versioning)
{
$content['mounts']['url'] = [
'scheme' => Versioning\StreamWrapper::SCHEME,
'path' => $path,
];
}
if (empty($content['mounts']['url']['scheme']) || $content['mounts']['url']['scheme'] === 'filesystem' && !self::$is_setup)
{
throw new Api\Exception\NoPermission();
}
$url = $content['mounts']['url']['scheme'] . '://';
if (in_array($content['mounts']['url']['scheme'], ['smb', 'vfs']) || !empty(trim($content['mounts']['url']['user'])))
{
if (in_array($content['mounts']['url']['scheme'], ['smb', 'vfs']) && empty(trim($content['mounts']['url']['user'])))
{
throw new Api\Exception\WrongUserinput(lang('SMB, WebDAVs and VFS require a username!'));
}
$url .= str_replace(urlencode('$user'), '$user', urlencode(trim($content['mounts']['url']['user'])));
if (!empty($content['mounts']['url']['pass']))
{
$url .= ':' . ($content['mounts']['url']['pass'] === '$pass' ? '$pass' : urlencode(trim($content['mounts']['url']['pass'])));
}
$url .= '@';
}
$url .= $content['mounts']['url']['host'] ?: 'default';
$url .= $content['mounts']['url']['path'] ?: $path;
// WebDAV needs a trailing slash and while EGroupware redirects, NextCloud e.g. gives an error
if (preg_match('#^webdavs?://#', $url) && !substr($url, -1) !== '/')
{
$url .= '/';
}
if (($content['mounts']['enable'] || substr($content['mounts']['url']['scheme'], 0, 8) === 'stylite.') && !$this->versioning)
{
throw new Api\Exception\WrongUserinput(lang('Versioning requires EGroupware EPL'));
}
elseif (Vfs::file_exists($path) && !Vfs::is_dir($path))
{
throw new Api\Exception\WrongUserinput(lang('Path %1 not found or not a directory!', $path));
}
// don't allow changing mount of /apps or /templates (eg. switching on versioning)
elseif (in_array($path, self::$protected_path))
{
throw new Api\Exception\NoPermission();
}
else
{
$msg = Vfs::mount($url, $path, true) ?
lang('Successful mounted %1 on %2.', str_replace('%5C', '\\', $url), $path) :
lang('Error mounting %1 on %2!', str_replace('%5C', '\\', $url), $path);
}
}
if ($content['allow_delete_versions'] != $GLOBALS['egw_info']['server']['allow_delete_versions'])
{
Api\Config::save_value('allow_delete_versions', $content['allow_delete_versions'], 'phpgwapi');
$GLOBALS['egw_info']['server']['allow_delete_versions'] = $content['allow_delete_versions'];
$msg = lang('Configuration changed.');
}
}
// delete old versions and deleted files
if ($content['delete-versions'])
{
if (!Versioning\StreamWrapper::check_delete_version(null))
{
$msg = lang('Permission denied') . "\n\n" . lang('You are NOT allowed to finally delete older versions and deleted files!');
$msg_type = 'error';
}
else
{
// we need to be root to delete files independent of permissions and ownership
Vfs::$is_root = true;
if (!Vfs::file_exists($content['versionedpath']) || !Vfs::is_dir($content['versionedpath']))
{
$msg = lang('Directory "%1" NOT found!', $content['versionedpath']);
$msg_type = 'error';
}
else
{
@set_time_limit(0);
$starttime = microtime(true);
$deleted = $errors = 0;
// shortcut to efficently delete every old version and deleted file
if ($content['versionedpath'] == '/')
{
$deleted = Versioning\StreamWrapper::purge_all_versioning($content['mtime']);
}
else
{
Vfs::find($content['versionedpath'], array(
'show-deleted' => true,
'hidden' => true,
'depth' => true,
'path_preg' => '#/\.(attic|versions)/#',
) + (!(int)$content['mtime'] ? array() : array(
'mtime' => ($content['mtime'] < 0 ? '-' : '+') . (int)$content['mtime'],
)), function ($path) use (&$deleted, &$errors) {
if (($is_dir = Vfs::is_dir($path)) && Vfs::rmdir($path) ||
!$is_dir && Vfs::unlink($path))
{
++$deleted;
}
else
{
++$errors;
}
});
}
$time = number_format(microtime(true) - $starttime, 1);
$msg = ($errors ? lang('%1 errors deleting!', $errors) . "\n\n" : '') .
lang('%1 files or directories deleted in %2 seconds.', $deleted, $time);
$msg_type = $errors ? 'error' : 'info';
}
Vfs::$is_root = false;
}
}
}
catch (\Exception $e) {
$msg = $e->getMessage();
$msg_type = 'error';
}
}
else
{
// defaults for deleting of older versions
$content['versionedpath'] = '/';
$content['mtime'] = 100;
}
$content = [
'versionedpath' => $content['versionedpath'],
'mtime' => $content['mtime'],
'mounts' => $content['mounts'],
];
if ($this->versioning)
{
// statistical information
$content += Versioning\StreamWrapper::summary();
if ($content['total_files']) $content['percent_files'] = number_format(100.0*$content['version_files']/$content['total_files'],1).'%';
if ($content['total_size']) $content['percent_size'] = number_format(100.0*$content['version_size']/$content['total_size'],1).'%';
}
if (!($content['is_root']=Vfs::$is_root))
{
if (empty($msg))
{
$msg = lang('You need to become root, to enable or disable versioning on a directory!');
$msg_type = 'info';
}
$readonlys['logout'] = $readonlys['enable'] = $readonlys['allow_delete_versions'] = true;
}
$content['is_setup'] = self::$is_setup;
$content['versioning'] = $this->versioning;
$content['allow_delete_versions'] = $GLOBALS['egw_info']['server']['allow_delete_versions'];
Framework::message($msg, $msg_type);
$n = 2;
$content['mounts']['at'] = '@';
foreach(Vfs::mount() as $path => $url)
{
$content['mounts'][$n++] = array(
'path' => $path,
'url' => preg_replace('#://([^:@/]+):((?!\$pass)[^@/]+)@#', '://$1:****@',
str_replace('%5c', '\\', $url)),
);
$readonlys["disable[$path]"] = !$this->versioning || !Vfs::$is_root ||
Vfs::parse_url($url,PHP_URL_SCHEME) != $this->versioning;
}
$readonlys['umount[/]'] = $readonlys['umount[/apps]'] = true; // do not allow to unmount / or /apps
$readonlys['url'] = !self::$is_setup;
$sel_options['allow_delete_versions'] = array(
'root' => lang('Superuser (root)'),
'admins' => lang('Administrators'),
'everyone' => lang('Everyone'),
);
$sel_options['scheme'] = [
"webdavs" => "WebDAVs",
"smb" => "SMB",
"filesystem" => lang("Filesystem"),
"sqlfs" => "SQLfs",
"links" => lang("Links"),
"stylite.versioning" => lang("Versioning"),
"stylite.links" => lang("Links").'+'.lang("Versioning"),
"vfs" => "VFS",
];
foreach($sel_options['scheme'] as $scheme => &$label)
{
$label = ['label' => $label, 'title' => $scheme.'://...'];
if (!Vfs::load_wrapper($scheme) || !self::$is_setup && $scheme === 'filesystem')
{
unset($sel_options['scheme'][$scheme]);
}
}
// show [Mount /etemplates] button for admin, if not already mounted and available
$readonlys['etemplates'] = !class_exists('\EGroupware\Stylite\Vfs\Merge\StreamWrapper') ||
($fs_tab=Vfs::mount($url)) && isset($fs_tab['/etemplates']) ||
!isset($GLOBALS['egw_info']['user']['apps']['admin']);
//_debug_array($content);
$tpl = new Etemplate('filemanager.admin');
$GLOBALS['egw_info']['flags']['app_header'] = lang('VFS mounts and versioning');
$tpl->exec('filemanager.filemanager_admin.index',$content,$sel_options,$readonlys);
}
/**
* Run fsck on sqlfs
*/
function fsck()
{
if ($_POST['cancel'])
{
Framework::redirect_link('/admin/index.php', null, 'admin');
}
$check_only = !isset($_POST['fix']);
if (!($msgs = Vfs\Sqlfs\Utils::fsck($check_only)))
{
$msgs = lang('Filesystem check reported no problems.');
}
$content = '<p>'.implode("</p>\n<p>", (array)$msgs)."</p>\n";
$content .= Api\Html::form('<p>'.($check_only&&is_array($msgs) ?
Api\Html::submit_button('fix', lang('Fix reported problems')) : '').
Api\Html::submit_button('cancel', lang('Cancel')).'</p>',
'','/index.php',array('menuaction'=>'filemanager.filemanager_admin.fsck'));
$GLOBALS['egw']->framework->render($content, lang('Admin').' - '.lang('Check virtual filesystem'), true);
}
}