egroupware/filemanager/inc/class.filemanager_admin.inc.php

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<?php
/**
* Filemanager: mounting GUI
*
* @link http://www.egroupware.org/
* @package filemanager
* @author Ralf Becker <rb-AT-stylite.de>
* @copyright (c) 2010-15 by Ralf Becker <rb-AT-stylite.de>
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @version $Id$
*/
use EGroupware\Stylite\Vfs\Versioning;
/**
* Filemanager: mounting GUI
*/
class filemanager_admin extends filemanager_ui
{
/**
* Functions callable via menuaction
*
* @var array
*/
public $public_functions = array(
'index' => true,
'fsck' => true,
);
/**
* Autheticated 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 egw_exception_no_permission_admin();
}
// sudo handling
parent::__construct();
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self::$is_setup = egw_session::appsession('is_setup','filemanager');
if (class_exists('EGroupware\Stylite\Vfs\Versioning\StreamWrapper'))
{
$this->versioning = Versioning\StreamWrapper::SCHEME;
}
}
/**
* Mount GUI
*
* @param array $content=null
* @param string $msg=''
*/
public function index(array $content=null, $msg='', $msg_type=null)
{
if (is_array($content))
{
//_debug_array($content);
if ($content['sudo'])
{
$msg = $this->sudo($content['user'],$content['password'],self::$is_setup) ?
lang('Root access granted.') : lang('Wrong username or password!');
$msg_type = egw_vfs::$is_root ? 'success' : 'error';
}
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elseif ($content['etemplates'] && $GLOBALS['egw_info']['user']['apps']['admin'])
{
$path = '/etemplates';
$url = 'stylite.merge://default/etemplates?merge=.&lang=0&level=1&extension=xet&url=egw';
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$backup = egw_vfs::$is_root;
egw_vfs::$is_root = true;
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$msg = egw_vfs::mount($url, $path) ?
lang('Successful mounted %1 on %2.',$url,$path) : lang('Error mounting %1 on %2!',$url,$path);
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egw_vfs::$is_root = $backup;
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}
elseif (egw_vfs::$is_root)
{
if ($content['logout'])
{
$msg = $this->sudo('','',self::$is_setup) ? 'Logout failed!' : lang('Root access stopped.');
$msg_type = !egw_vfs::$is_root ? 'success' : 'error';
}
if ($content['mounts']['disable'] || self::$is_setup && $content['mounts']['umount'])
{
if (($unmount = $content['mounts']['umount']))
{
list($path) = @each($content['mounts']['umount']);
}
else
{
list($path) = @each($content['mounts']['disable']);
}
if (!in_array($path, self::$protected_path) && $path != '/')
{
$msg = egw_vfs::umount($path) ?
lang('%1 successful unmounted.',$path) : lang('Error unmounting %1!',$path);
}
else // re-mount / with sqlFS, to disable versioning
{
$msg = egw_vfs::mount($url=sqlfs_stream_wrapper::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'] || self::$is_setup && $content['mounts']['mount']))
{
$url = str_replace('$path',$path,$content['mounts']['url']);
if (empty($url) && $this->versioning) $url = Versioning\StreamWrapper::PREFIX.$path;
if ($content['mounts']['enable'] && !$this->versioning)
{
$msg = lang('Versioning requires <a href="http://www.egroupware.org/products">Stylite EGroupware Enterprise Line (EPL)</a>!');
$msg_type = 'info';
}
elseif (!egw_vfs::file_exists($path) || !egw_vfs::is_dir($path))
{
$msg = lang('Path %1 not found or not a directory!',$path);
$msg_type = 'error';
}
// dont allow to change mount of /apps or /templates (eg. switching on versioning)
elseif (in_array($path, self::$protected_path))
{
$msg = lang('Permission denied!');
$msg_type = 'error';
}
else
{
$msg = egw_vfs::mount($url,$path) ?
lang('Successful mounted %1 on %2.',$url,$path) : lang('Error mounting %1 on %2!',$url,$path);
}
}
if ($content['allow_delete_versions'] != $GLOBALS['egw_info']['server']['allow_delete_versions'])
{
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.');
}
}
}
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if (true) $content = array();
if ($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']=egw_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'] = $GLOBALS['egw_info']['server']['allow_delete_versions'];
egw_framework::message($msg, $msg_type);
$n = 2;
$content['mounts'] = array();
foreach(egw_vfs::mount() as $path => $url)
{
$content['mounts'][$n++] = array(
'path' => $path,
'url' => $url,
);
$readonlys["disable[$path]"] = !$this->versioning || !egw_vfs::$is_root ||
egw_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(
'' => lang('Noone'),
'root' => lang('Superuser (root)'),
'admins' => lang('Administrators'),
'everyone' => lang('Everyone'),
);
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// show [Mount /etemplates] button for admin, if not already mounted and available
$readonlys['etemplates'] = !class_exists('\EGroupware\Stylite\Vfs\Merge\StreamWrapper') ||
($fs_tab=egw_vfs::mount($url)) && isset($fs_tab['/etemplates']) ||
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!isset($GLOBALS['egw_info']['user']['apps']['admin']);
//_debug_array($content);
$tpl = new etemplate_new('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'])
{
egw_framework::redirect_link('/admin/index.php', null, 'admin');
}
$check_only = !isset($_POST['fix']);
if (!($msgs = sqlfs_utils::fsck($check_only)))
{
$msgs = lang('Filesystem check reported no problems.');
}
$content = '<p>'.implode("</p>\n<p>", (array)$msgs)."</p>\n";
$content .= html::form('<p>'.($check_only&&is_array($msgs)?html::submit_button('fix', lang('Fix reported problems')):'').
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);
}
}