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* Filemanager/WebDAV: support for newer ownCloud clients (eg. version 1.1.1)

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This commit is contained in:
Ralf Becker 2012-10-24 16:25:53 +00:00
parent 9c2fb9ffda
commit 99e1cad866
2 changed files with 292 additions and 5 deletions
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207
phpgwapi/inc/class.vfs_webdav_server.inc.php
View File

@ -55,9 +55,9 @@ class vfs_webdav_server extends HTTP_WebDAV_Server_Filesystem
* Reimplemented to not check our vfs base path with realpath and connect to mysql DB * Reimplemented to not check our vfs base path with realpath and connect to mysql DB
* *
* @access public * @access public
* @param string * @param $prefix=null prefix filesystem path with given path, eg. "/webdav" for owncloud 4.5 remote.php
*/ */
function ServeRequest($base = false) function ServeRequest($prefix=null)
{ {
// special treatment for litmus compliance test // special treatment for litmus compliance test
// reply on its identifier header // reply on its identifier header
@ -67,7 +67,7 @@ class vfs_webdav_server extends HTTP_WebDAV_Server_Filesystem
header("X-Litmus-reply: ".$this->_SERVER['HTTP_X_LITMUS']); header("X-Litmus-reply: ".$this->_SERVER['HTTP_X_LITMUS']);
} }
// let the base class do all the work // let the base class do all the work
HTTP_WebDAV_Server::ServeRequest(); HTTP_WebDAV_Server::ServeRequest($prefix);
} }
/** /**
@ -296,6 +296,9 @@ class vfs_webdav_server extends HTTP_WebDAV_Server_Filesystem
$info['props'][] = HTTP_WebDAV_Server::mkprop ('getcontenttype', 'application/x-non-readable'); $info['props'][] = HTTP_WebDAV_Server::mkprop ('getcontenttype', 'application/x-non-readable');
} }
$info['props'][] = HTTP_WebDAV_Server::mkprop ('getcontentlength', filesize($fspath)); $info['props'][] = HTTP_WebDAV_Server::mkprop ('getcontentlength', filesize($fspath));
// for files generate etag from inode (sqlfs: fs_id), modification time and size
$stat = stat($fspath);
$info['props'][] = HTTP_WebDAV_Server::mkprop('getetag', '"'.$stat['ino'].':'.$stat['mtime'].':'.$stat['size'].'"');
} }
/* returning the supportedlock property causes Windows DAV provider and Konqueror to not longer work /* returning the supportedlock property causes Windows DAV provider and Konqueror to not longer work
ToDo: return it only if explicitly requested ($options['props']) ToDo: return it only if explicitly requested ($options['props'])
@ -310,8 +313,6 @@ class vfs_webdav_server extends HTTP_WebDAV_Server_Filesystem
<D:locktype><D:write/></D:lockscope> <D:locktype><D:write/></D:lockscope>
</D:lockentry>'); </D:lockentry>');
*/ */
// ToDo: etag from inode and modification time
//error_log(__METHOD__."($path) info=".array2string($info)); //error_log(__METHOD__."($path) info=".array2string($info));
return $info; return $info;
} }
@ -622,6 +623,10 @@ class vfs_webdav_server extends HTTP_WebDAV_Server_Filesystem
*/ */
function GET(&$options) function GET(&$options)
{ {
if (is_dir($this->base . $options["path"]))
{
return $this->autoindex($options);
}
if (($ok = parent::GET($options)) && $this->force_download) if (($ok = parent::GET($options)) && $this->force_download)
{ {
if(html::$user_agent == 'msie' && self::$ua_version < 9.0) if(html::$user_agent == 'msie' && self::$ua_version < 9.0)
@ -636,4 +641,196 @@ class vfs_webdav_server extends HTTP_WebDAV_Server_Filesystem
} }
return $ok; return $ok;
} }
/**
* Display an automatic index (listing and properties) for a collection
*
* @param array $options parameter passing array, index "path" contains requested path
*/
protected function autoindex($options)
{
$propfind_options = array(
'path' => $options['path'],
'depth' => 1,
);
$files = array();
if (($ret = $this->PROPFIND($propfind_options,$files)) !== true)
{
return $ret; // no collection
}
header('Content-type: text/html; charset='.translation::charset());
echo "<html>\n<head>\n\t<title>".'EGroupware WebDAV server '.htmlspecialchars($options['path'])."</title>\n";
echo "\t<meta http-equiv='content-type' content='text/html; charset=utf-8' />\n";
echo "\t<style type='text/css'>\n.th { background-color: #e0e0e0; }\n.row_on { background-color: #F1F1F1; vertical-align: top; }\n".
".row_off { background-color: #ffffff; vertical-align: top; }\ntd { padding-left: 5px; }\nth { padding-left: 5px; text-align: left; }\n\t</style>\n";
echo "</head>\n<body>\n";
echo '<h1>WebDAV ';
list(,$base) = explode(parse_url($GLOBALS['egw_info']['server']['webserver_url'], PHP_URL_PATH), $this->base_uri, 2);
$path = $base;
foreach(explode('/',$this->_unslashify($options['path'])) as $n => $name)
{
$path .= ($n != 1 ? '/' : '').$name;
echo html::a_href(htmlspecialchars($name.'/'),$path);
}
echo "</h1>\n";
static $props2show = array(
'DAV:displayname' => 'Displayname',
'DAV:getlastmodified' => 'Last modified',
'DAV:getetag' => 'ETag',
'DAV:getcontenttype' => 'Content type',
'DAV:resourcetype' => 'Resource type',
//'DAV:owner' => 'Owner',
//'DAV:current-user-privilege-set' => 'current-user-privilege-set',
//'DAV:getcontentlength' => 'Size',
//'DAV:sync-token' => 'sync-token',
);
$n = 0;
foreach($files['files'] as $file)
{
if (!isset($collection_props))
{
$collection_props = $this->props2array($file['props']);
echo '<h3>'.lang('Collection listing').': '.htmlspecialchars($collection_props['DAV:displayname'])."</h3>\n";
continue; // own entry --> displaying properies later
}
if(!$n++)
{
echo "<table>\n\t<tr class='th'>\n\t\t<th>#</th>\n\t\t<th>".lang('Name')."</th>";
foreach($props2show as $label) echo "\t\t<th>".lang($label)."</th>\n";
echo "\t</tr>\n";
}
$props = $this->props2array($file['props']);
//echo $file['path']; _debug_array($props);
$class = $class == 'row_on' ? 'row_off' : 'row_on';
if (substr($file['path'],-1) == '/')
{
$name = basename(substr($file['path'],0,-1)).'/';
}
else
{
$name = basename($file['path']);
}
echo "\t<tr class='$class'>\n\t\t<td>$n</td>\n\t\t<td>".
html::a_href(htmlspecialchars($name),$base.strtr($file['path'], array(
'%' => '%25',
'#' => '%23',
'?' => '%3F',
)))."</td>\n";
foreach($props2show as $prop => $label)
{
echo "\t\t<td>".($prop=='DAV:getlastmodified'&&!empty($props[$prop])?date('Y-m-d H:i:s',$props[$prop]):$props[$prop])."</td>\n";
}
echo "\t</tr>\n";
}
if (!$n)
{
echo '<p>'.lang('Collection empty.')."</p>\n";
}
else
{
echo "</table>\n";
}
echo '<h3>'.lang('Properties')."</h3>\n";
echo "<table>\n\t<tr class='th'><th>".lang('Namespace')."</th><th>".lang('Name')."</th><th>".lang('Value')."</th></tr>\n";
foreach($collection_props as $name => $value)
{
$class = $class == 'row_on' ? 'row_off' : 'row_on';
$ns = explode(':',$name);
$name = array_pop($ns);
$ns = implode(':',$ns);
echo "\t<tr class='$class'>\n\t\t<td>".htmlspecialchars($ns)."</td><td style='white-space: nowrap'>".htmlspecialchars($name)."</td>\n";
echo "\t\t<td>".$value."</td>\n\t</tr>\n";
}
echo "</table>\n";
/*$dav = array(1);
$allow = false;
$this->OPTIONS($options['path'], $dav, $allow);
echo "<p>DAV: ".implode(', ', $dav)."</p>\n";*/
echo "</body>\n</html>\n";
common::egw_exit();
}
/**
* Format a property value for output
*
* @param mixed $value
* @return string
*/
protected function prop_value($value)
{
if (is_array($value))
{
if (isset($value[0]['ns']))
{
$value = $this->_hierarchical_prop_encode($value);
}
$value = array2string($value);
}
if ($value[0] == '<' && function_exists('tidy_repair_string'))
{
$value = tidy_repair_string($value, array(
'indent' => true,
'show-body-only' => true,
'output-encoding' => 'utf-8',
'input-encoding' => 'utf-8',
'input-xml' => true,
'output-xml' => true,
'wrap' => 0,
));
}
if (($href=preg_match('/\<(D:)?href\>[^<]+\<\/(D:)?href\>/i',$value)))
{
$value = preg_replace('/\<(D:)?href\>('.preg_quote($this->base_uri.'/','/').')?([^<]+)\<\/(D:)?href\>/i','<\\1href><a href="\\2\\3">\\3</a></\\4href>',$value);
}
$value = $value[0] == '<' || strpos($value, "\n") !== false ? '<pre>'.htmlspecialchars($value).'</pre>' : htmlspecialchars($value);
if ($href)
{
$value = preg_replace('/&lt;a href=&quot;(.+)&quot;&gt;/', '<a href="\\1">', $value);
$value = str_replace('&lt;/a&gt;', '</a>', $value);
}
return $value;
}
/**
* Return numeric indexed array with values for keys 'ns', 'name' and 'val' as array 'ns:name' => 'val'
*
* @param array $props
* @return array
*/
protected function props2array(array $props)
{
$arr = array();
foreach($props as $prop)
{
$ns_hash = array('DAV:' => 'D');
switch($prop['ns'])
{
case 'DAV:';
$ns = 'DAV';
break;
default:
$ns = $prop['ns'];
}
if (is_array($prop['val']))
{
$prop['val'] = $this->_hierarchical_prop_encode($prop['val'], $prop['ns'], $ns_defs='', $ns_hash);
// hack to show real namespaces instead of not (visibly) defined shortcuts
unset($ns_hash['DAV:']);
$value = strtr($v=$this->prop_value($prop['val']),array_flip($ns_hash));
}
else
{
$value = $this->prop_value($prop['val']);
}
$arr[$ns.':'.$prop['name']] = $value;
}
return $arr;
}
} }

90
remote.php Normal file
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@ -0,0 +1,90 @@
<?php
/**
* FileManger - WebDAV access for ownCloud clients
*
* ownCloud clients sync by default local ownCloud dir to /clientsync on server.
*
* EGroupware now temporary mounts vfs://default/home/$user on /clientsync,
* so ownCloud clients syncs with users home-dir, unless admin mounts an other directory.
*
* @link http://owncloud.org/sync-clients/
* @link http://www.egroupware.org
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package api
* @subpackage vfs
* @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @copyright (c) 2006-12 by Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @version $Id$
*/
$starttime = microtime(true);
/**
* check if the given user has access
*
* Create a session or if the user has no account return authenticate header and 401 Unauthorized
*
* @param array &$account
* @return int session-id
*/
function check_access(&$account)
{
if (isset($_GET['auth']))
{
list($_SERVER['PHP_AUTH_USER'],$_SERVER['PHP_AUTH_PW']) = explode(':',base64_decode($_GET['auth']),2);
}
return egw_digest_auth::autocreate_session_callback($account);
}
$GLOBALS['egw_info'] = array(
'flags' => array(
'disable_Template_class' => True,
'noheader' => True,
'currentapp' => preg_match('|/remote.php/webdav/apps/([A-Za-z0-9_-]+)/|', $_SERVER['REQUEST_URI'], $matches) ? $matches[1] : 'filemanager',
'autocreate_session_callback' => 'check_access',
'no_exception_handler' => 'basic_auth', // we use a basic auth exception handler (sends exception message as basic auth realm)
'auth_realm' => 'EGroupware WebDAV server', // cant use vfs_webdav_server::REALM as autoloading and include path not yet setup!
)
);
require_once(__DIR__.'/phpgwapi/inc/class.egw_digest_auth.inc.php');
// if you move this file somewhere else, you need to adapt the path to the header!
try
{
include(__DIR__.'/header.inc.php');
}
catch (egw_exception_no_permission_app $e)
{
if (isset($GLOBALS['egw_info']['user']['apps']['filemanager']))
{
$GLOBALS['egw_info']['currentapp'] = 'filemanager';
}
elseif (isset($GLOBALS['egw_info']['user']['apps']['sitemgr-link']))
{
$GLOBALS['egw_info']['currentapp'] = 'sitemgr-link';
}
else
{
throw $e;
}
}
//$headertime = microtime(true);
// temporary mount ownCloud default /clientsync as /home/$user, if not explicitly mounted
// so ownCloud dir contains users home-dir by default
if (strpos($_SERVER['REQUEST_URI'],'/remote.php/webdav/clientsync') !== false &&
($fstab=egw_vfs::mount()) && !isset($fstab['/clientsync']))
{
$is_root_backup = egw_vfs::$is_root;
egw_vfs::$is_root = true;
$ok = egw_vfs::mount($url='vfs://default/home/$user', $clientsync='/clientsync', null, false);
egw_vfs::$is_root = $is_root_backup;
//error_log("mounting ownCloud default '$clientsync' as '$url' ".($ok ? 'successful' : 'failed!'));
}
// webdav is stateless: we dont need to keep the session open, it only blocks other calls to same basic-auth session
$GLOBALS['egw']->session->commit_session();
$webdav_server = new vfs_webdav_server();
$webdav_server->ServeRequest('/webdav');
//error_log(sprintf('WebDAV %s request: status "%s", took %5.3f s'.($headertime?' (header include took %5.3f s)':''),$_SERVER['REQUEST_METHOD'].' '.$_SERVER['PATH_INFO'],$webdav_server->_http_status,microtime(true)-$starttime,$headertime-$starttime));