647 lines
18 KiB
PHP
Executable File
647 lines
18 KiB
PHP
Executable File
<?php
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/**
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* ownCloud
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*
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* @author Frank Karlitschek
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* @copyright 2010 Frank Karlitschek karlitschek@kde.org
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library 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 Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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// set some stuff
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ob_start();
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// error_reporting(E_ALL | E_STRICT);
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error_reporting(E_ALL); // MDB2 gives loads of strict error, disabling for now
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date_default_timezone_set('Europe/Berlin');
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ini_set('arg_separator.output','&');
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ini_set('session.cookie_httponly','1;');
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session_start();
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// calculate the documentroot
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$SERVERROOT=substr(__FILE__,0,-17);
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$DOCUMENTROOT=$_SERVER['DOCUMENT_ROOT'];
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$SERVERROOT=str_replace("\\",'/',$SERVERROOT);
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if(strpos($SERVERROOT,$DOCUMENTROOT)===0){
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//if the serverroot is a subdir of the documentroot we can use this
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$count=strlen($DOCUMENTROOT);
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$WEBROOT=substr($SERVERROOT,$count);
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}else{
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//try some common patterns
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$WEBROOT='';
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if(strpos($_SERVER['REQUEST_URI'],'/~')!==false){
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//owncloud is probable installed in a users home folder, extract the username from the uri and use it as base for the webroot
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$part=substr($_SERVER['REQUEST_URI'],strpos($_SERVER['REQUEST_URI'],'/~')+1);
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$part=substr($part,0,strpos($part,'/'));
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$WEBROOT.='/'.$part;
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}
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if(strpos($SERVERROOT,'public_html')!==false){
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//a common used folder name for websevers to store their sites
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if($WEBROOT{strlen($WEBROOT)-1}!=='/'){
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$WEBROOT.='/';
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}
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$WEBROOT.=substr($SERVERROOT,strpos($SERVERROOT,'public_html')+strlen('public_html'));
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}
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}
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if($WEBROOT{0}!=='/' and $WEBROOT!=''){
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$WEBROOT='/'.$WEBROOT;
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}
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// $WEBROOT='http://localhost'.$WEBROOT;
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// set the right include path
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// set_include_path(get_include_path().PATH_SEPARATOR.$SERVERROOT.PATH_SEPARATOR.$SERVERROOT.'/inc'.PATH_SEPARATOR.$SERVERROOT.'/config');
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// define default config values
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$CONFIG_INSTALLED=false;
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$CONFIG_DATADIRECTORY=$SERVERROOT.'/data';
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$CONFIG_BACKUPDIRECTORY=$SERVERROOT.'/backup';
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$CONFIG_HTTPFORCESSL=false;
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$CONFIG_ENABLEBACKUP=false;
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$CONFIG_DATEFORMAT='j M Y G:i';
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$CONFIG_DBNAME='owncloud';
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$CONFIG_DBTYPE='sqlite';
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// include the generated configfile
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@include_once($SERVERROOT.'/config/config.php');
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$CONFIG_DATADIRECTORY_ROOT=$CONFIG_DATADIRECTORY;// store this in a seperate variable so we can change the data directory to jail users.
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// redirect to https site if configured
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if(isset($CONFIG_HTTPFORCESSL) and $CONFIG_HTTPFORCESSL){
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if(!isset($_SERVER['HTTPS']) or $_SERVER['HTTPS'] != 'on') {
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$url = "https://". $_SERVER['SERVER_NAME'] . $_SERVER['REQUEST_URI'];
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header("Location: $url");
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exit;
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}
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}
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// load core libs
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oc_require_once('lib_files.php');
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oc_require_once('lib_filesystem.php');
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oc_require_once('lib_filestorage.php');
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oc_require_once('lib_fileobserver.php');
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oc_require_once('lib_log.php');
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oc_require_once('lib_config.php');
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oc_require_once('lib_user.php');
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oc_require_once('lib_ocs.php');
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@oc_require_once('MDB2.php');
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@oc_require_once('MDB2/Schema.php');
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oc_require_once('lib_connect.php');
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if(!is_dir($CONFIG_DATADIRECTORY_ROOT)){
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@mkdir($CONFIG_DATADIRECTORY_ROOT) or die("Can't create data directory ($CONFIG_DATADIRECTORY_ROOT), you can usually fix this by setting the owner of '$SERVERROOT' to the user that the web server uses (www-data for debian/ubuntu)");
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}
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if(OC_USER::isLoggedIn()){
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//jail the user in a seperate data folder
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$CONFIG_DATADIRECTORY=$CONFIG_DATADIRECTORY_ROOT.'/'.$_SESSION['username_clean'];
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if(!is_dir($CONFIG_DATADIRECTORY)){
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mkdir($CONFIG_DATADIRECTORY);
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}
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$rootStorage=new OC_FILESTORAGE_LOCAL(array('datadir'=>$CONFIG_DATADIRECTORY));
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if($CONFIG_ENABLEBACKUP){
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if(!is_dir($CONFIG_BACKUPDIRECTORY)){
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mkdir($CONFIG_BACKUPDIRECTORY);
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}
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if(!is_dir($CONFIG_BACKUPDIRECTORY.'/'.$_SESSION['username_clean'])){
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mkdir($CONFIG_BACKUPDIRECTORY.'/'.$_SESSION['username_clean']);
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}
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$backupStorage=new OC_FILESTORAGE_LOCAL(array('datadir'=>$CONFIG_BACKUPDIRECTORY.'/'.$_SESSION['username_clean']));
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$backup=new OC_FILEOBSERVER_BACKUP(array('storage'=>$backupStorage));
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$rootStorage->addObserver($backup);
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}
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OC_FILESYSTEM::mount($rootStorage,'/');
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}
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// load plugins
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$CONFIG_LOADPLUGINS='';
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$plugins=explode(' ',$CONFIG_LOADPLUGINS);
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if(isset($plugins[0]['url'])) foreach($plugins as $plugin) oc_require_once('plugins/'.$plugin.'/lib_'.$plugin.'.php');
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// check if the server is correctly configured for ownCloud
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OC_UTIL::checkserver();
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// listen for login or logout actions
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OC_USER::logoutlisener();
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$loginresult=OC_USER::loginlisener();
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/**
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* Class for utility functions
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*
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*/
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class OC_UTIL {
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public static $scripts=array();
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/**
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* add a javascript file
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*
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* @param url $url
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*/
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public static function addscript($url){
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self::$scripts[]=$url;
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}
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/**
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* array to store all the optional navigation buttons of the plugins
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*
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*/
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static private $NAVIGATION = array();
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/**
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* check if the current server configuration is suitable for ownCloud
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*
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*/
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public static function checkserver(){
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global $SERVERROOT;
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global $CONFIG_DATADIRECTORY_ROOT;
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global $CONFIG_BACKUPDIRECTORY;
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global $CONFIG_ENABLEBACKUP;
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global $CONFIG_INSTALLED;
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$error='';
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if(!is_callable('sqlite_open') and !is_callable('mysql_connect')){
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$error.='No database drivers (sqlite or mysql) installed.<br/>';
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}
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global $CONFIG_DBTYPE;
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global $CONFIG_DBNAME;
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if($CONFIG_DBTYPE=='sqlite'){
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$file=$SERVERROOT.'/'.$CONFIG_DBNAME;
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if(file_exists($file)){
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$prems=substr(decoct(fileperms($file)),-3);
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if(substr($prems,2,1)!='0'){
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@chmod($file,0660);
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clearstatcache();
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$prems=substr(decoct(fileperms($file)),-3);
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if(substr($prems,2,1)!='0'){
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$error.='SQLite database file ('.$file.') is readable from the web<br/>';
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}
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}
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}
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}
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$prems=substr(decoct(fileperms($CONFIG_DATADIRECTORY_ROOT)),-3);
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if(substr($prems,-1)!='0'){
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chmodr($CONFIG_DATADIRECTORY_ROOT,0770);
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clearstatcache();
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$prems=substr(decoct(fileperms($CONFIG_DATADIRECTORY_ROOT)),-3);
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if(substr($prems,2,1)!='0'){
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$error.='Data directory ('.$CONFIG_DATADIRECTORY_ROOT.') is readable from the web<br/>';
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}
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}
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if($CONFIG_ENABLEBACKUP){
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$prems=substr(decoct(fileperms($CONFIG_BACKUPDIRECTORY)),-3);
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if(substr($prems,-1)!='0'){
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chmodr($CONFIG_BACKUPDIRECTORY,0770);
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clearstatcache();
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$prems=substr(decoct(fileperms($CONFIG_BACKUPDIRECTORY)),-3);
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if(substr($prems,2,1)!='0'){
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$error.='Data directory ('.$CONFIG_BACKUPDIRECTORY.') is readable from the web<br/>';
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}
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}
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}
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if($error){
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die($error);
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}
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}
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/**
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* show the header of the web GUI
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*
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*/
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public static function showheader(){
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global $CONFIG_ADMINLOGIN;
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global $WEBROOT;
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oc_require('templates/header.php');;
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}
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/**
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* check if we need to use the layout optimized for smaller screen, currently only checks for iPhone/Android
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* @return bool
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*/
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public static function hasSmallScreen(){
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$userAgent=strtolower($_SERVER['HTTP_USER_AGENT']);
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if(strpos($userAgent,'android') or strpos($userAgent,'iphone') or strpos($userAgent,'ipod')){//todo, add support for more devices
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return true;
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}
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return false;
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}
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/**
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* show the footer of the web GUI
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*
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*/
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public static function showfooter(){
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global $CONFIG_FOOTEROWNERNAME;
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global $CONFIG_FOOTEROWNEREMAIL;
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oc_require('templates/footer.php');;
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}
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/**
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* add an navigationentry to the main navigation
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*
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* @param name $name
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* @param url $url
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*/
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public static function addnavigationentry($name,$url) {
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$entry=array();
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$entry['name']=$name;
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$entry['url']=$url;
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OC_UTIL::$NAVIGATION[]=$entry;
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}
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/**
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* show the main navigation
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*
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*/
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public static function shownavigation(){
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global $WEBROOT;
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global $SERVERROOT;
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echo('<table class="center" cellpadding="5" cellspacing="0" border="0"><tr>');
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echo('<td class="navigationitem1"><a href="'.$WEBROOT.'/">'.$_SESSION['username'].'</a></td>');
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if($_SERVER['SCRIPT_NAME']==$WEBROOT.'/index.php') echo('<td class="navigationitemselected"><a href="'.$WEBROOT.'/">Files</a></td>'); else echo('<td class="navigationitem"><a href="'.$WEBROOT.'/">Files</a></td>');
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foreach(OC_UTIL::$NAVIGATION as $NAVI) {
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if(dirname($_SERVER['SCRIPT_NAME'])==$WEBROOT.$NAVI['url']) echo('<td class="navigationitemselected"><a href="'.$WEBROOT.$NAVI['url'].'">'.$NAVI['name'].'</a></td>'); else echo('<td class="navigationitem"><a href="'.$WEBROOT.$NAVI['url'].'">'.$NAVI['name'].'</a></td>');
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}
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if($_SERVER['SCRIPT_NAME']==$WEBROOT.'/log/index.php') echo('<td class="navigationitemselected"><a href="'.$WEBROOT.'/log">Log</a></td>'); else echo('<td class="navigationitem"><a href="'.$WEBROOT.'/log">Log</a></td>');
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if($_SERVER['SCRIPT_NAME']==$WEBROOT.'/settings/index.php') echo('<td class="navigationitemselected"><a href="'.$WEBROOT.'/settings">Settings</a></td>'); else echo('<td class="navigationitem"><a href="'.$WEBROOT.'/settings">Settings</a></td>');
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if(OC_USER::ingroup($_SESSION['username'],'admin')){
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if($_SERVER['SCRIPT_NAME']==$WEBROOT.'/admin/index.php') echo('<td class="navigationitemselected"><a href="'.$WEBROOT.'/admin">Admin Panel</a></td>'); else echo('<td class="navigationitem"><a href="'.$WEBROOT.'/admin">Admin Panel</a></td>');
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}
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echo('<td class="navigationitem"><a href="?logoutbutton=1">Logout</a></td>');
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echo('</tr></table>');
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}
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/**
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* show the loginform
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*
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*/
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public static function showloginform(){
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global $loginresult;
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oc_require('templates/loginform.php');
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}
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/**
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* show an icon for a filetype
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*
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*/
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public static function showicon($filetype){
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global $WEBROOT;
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if($filetype=='dir'){ echo('<td><img src="'.$WEBROOT.'/img/icons/folder.png" width="16" height="16"></td>');
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}elseif($filetype=='foo'){ echo('<td>foo</td>');
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}else{ echo('<td><img src="'.$WEBROOT.'/img/icons/other.png" width="16" height="16"></td>');
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}
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}
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}
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/**
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* Class for database access
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*
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*/
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class OC_DB {
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static private $DBConnection=false;
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static private $schema=false;
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/**
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* connect to the datbase if not already connected
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*/
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public static function connect(){
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global $CONFIG_DBNAME;
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global $CONFIG_DBHOST;
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global $CONFIG_DBUSER;
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global $CONFIG_DBPASSWORD;
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global $CONFIG_DBTYPE;
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global $DOCUMENTROOT;
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global $SERVERROOT;
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if(!self::$DBConnection){
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$options = array(
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'portability' => MDB2_PORTABILITY_ALL,
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'log_line_break' => '<br>',
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'idxname_format' => '%s',
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'debug' => false,
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'quote_identifier' => true,
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);
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if($CONFIG_DBTYPE=='sqlite'){
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$dsn = array(
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'phptype' => 'sqlite',
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'database' => $SERVERROOT.'/'.$CONFIG_DBNAME,
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'mode' => '0644',
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);
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}elseif($CONFIG_DBTYPE=='mysql'){
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$dsn = array(
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'phptype' => 'mysql',
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'username' => $CONFIG_DBUSER,
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'password' => $CONFIG_DBPASSWORD,
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'hostspec' => $CONFIG_DBHOST,
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'database' => $CONFIG_DBNAME,
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);
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}
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self::$DBConnection=&MDB2::factory($dsn,$options);
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if (@PEAR::isError(self::$DBConnection)) {
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echo('<b>can not connect to database, using '.$CONFIG_DBTYPE.'. ('.self::$DBConnection->getUserInfo().')</center>');
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die(self::$DBConnection->getMessage());
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}
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self::$DBConnection->setFetchMode(MDB2_FETCHMODE_ASSOC);
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self::$schema=&MDB2_Schema::factory($dsn,$options);
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}
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}
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/**
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* executes a query on the database
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*
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* @param string $cmd
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* @return result-set
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*/
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static function query($cmd){
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global $CONFIG_DBTYPE;
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if(!trim($cmd)){
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return false;
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}
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OC_DB::connect();
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if($CONFIG_DBTYPE=='sqlite'){//fix differences between sql versions
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$cmd=str_replace('`','',$cmd);
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}
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$result=self::$DBConnection->query($cmd);
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if (PEAR::isError($result)) {
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$entry='DB Error: "'.$result->getMessage().'"<br />';
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$entry.='Offending command was: '.$cmd.'<br />';
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die($entry);
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}
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return $result;
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}
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/**
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* executes a query on the database and returns the result in an array
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*
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* @param string $cmd
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* @return result-set
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*/
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static function select($cmd){
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OC_DB::connect();
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return self::$DBConnection->queryAll($cmd);
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}
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/**
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* executes multiply queries on the database
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*
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* @param string $cmd
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* @return result-set
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*/
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static function multiquery($cmd) {
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$queries=explode(';',$cmd);
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foreach($queries as $query){
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OC_DB::query($query);
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}
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return true;
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}
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/**
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* closing a db connection
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*
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* @return bool
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*/
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static function close() {
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self::$DBConnection->disconnect();
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self::$DBConnection=false;
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}
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/**
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* Returning primarykey if last statement was an insert.
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*
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* @return primarykey
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*/
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static function insertid() {
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$id=self::$DBConnection->lastInsertID();
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return $id;
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}
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/**
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* Returning number of rows in a result
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*
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* @param resultset $result
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* @return int
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*/
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static function numrows($result) {
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$result->numRows();
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}
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/**
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* Returning number of affected rows
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*
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* @return int
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*/
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static function affected_rows() {
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self::$DBConnection->affectedRows();
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}
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/**
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* get a field from the resultset
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*
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* @param resultset $result
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* @param int $i
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* @param int $field
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* @return unknown
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*/
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static function result($result, $i, $field) {
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$tmp=$result->fetchRow(MDB2_FETCHMODE_ASSOC,$i);
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$tmp=$tmp[$field];
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return($tmp);
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}
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/**
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* get data-array from resultset
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*
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* @param resultset $result
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* @return data
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*/
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static function fetch_assoc($result){
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return $result->fetchRow(MDB2_FETCHMODE_ASSOC);
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}
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/**
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* Freeing resultset (performance)
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*
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* @param unknown_type $result
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* @return bool
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*/
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static function free_result($result) {
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$result->free();
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}
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static public function disconnect(){
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if(self::$DBConnection){
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self::$DBConnection->disconnect();
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self::$DBConnection=false;
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}
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}
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/**
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* escape strings so they can be used in queries
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*
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* @param string string
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* @return string
|
|
*/
|
|
static function escape($string){
|
|
OC_DB::connect();
|
|
return self::$DBConnection->escape($string);
|
|
}
|
|
|
|
static function getDBStructure($file){
|
|
OC_DB::connect();
|
|
$definition = self::$schema->getDefinitionFromDatabase();
|
|
$dump_options = array(
|
|
'output_mode' => 'file',
|
|
'output' => $file,
|
|
'end_of_line' => "\n"
|
|
);
|
|
self::$schema->dumpDatabase($definition, $dump_options, MDB2_SCHEMA_DUMP_STRUCTURE);
|
|
}
|
|
|
|
static function createDBFromStructure($file){
|
|
OC_DB::connect();
|
|
$definition=@self::$schema->parseDatabaseDefinitionFile($file);
|
|
if($definition instanceof MDB2_Schema_Error){
|
|
die($definition->getMessage() . ': ' . $definition->getUserInfo());
|
|
}
|
|
$ret=@self::$schema->createDatabase($definition);
|
|
if($ret instanceof MDB2_Error) {
|
|
die ($ret->getMessage() . ': ' . $ret->getUserInfo());
|
|
}else{
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
//custom require/include functions because not all hosts allow us to set the include path
|
|
function oc_require($file){
|
|
global $SERVERROOT;
|
|
global $DOCUMENTROOT;
|
|
global $WEBROOT;
|
|
global $CONFIG_DBNAME;
|
|
global $CONFIG_DBHOST;
|
|
global $CONFIG_DBUSER;
|
|
global $CONFIG_DBPASSWORD;
|
|
global $CONFIG_DBTYPE;
|
|
global $CONFIG_DATADIRECTORY;
|
|
global $CONFIG_HTTPFORCESSL;
|
|
global $CONFIG_DATEFORMAT;
|
|
global $CONFIG_INSTALLED;
|
|
if(is_file($file)){
|
|
return require($file);
|
|
}elseif(is_file($SERVERROOT.'/'.$file)){
|
|
return require($SERVERROOT.'/'.$file);
|
|
}elseif(is_file($SERVERROOT.'/inc/'.$file)){
|
|
return require($SERVERROOT.'/inc/'.$file);
|
|
}
|
|
}
|
|
|
|
function oc_require_once($file){
|
|
global $SERVERROOT;
|
|
global $DOCUMENTROOT;
|
|
global $WEBROOT;
|
|
global $CONFIG_DBNAME;
|
|
global $CONFIG_DBHOST;
|
|
global $CONFIG_DBUSER;
|
|
global $CONFIG_DBPASSWORD;
|
|
global $CONFIG_DBTYPE;
|
|
global $CONFIG_DATADIRECTORY;
|
|
global $CONFIG_HTTPFORCESSL;
|
|
global $CONFIG_DATEFORMAT;
|
|
global $CONFIG_INSTALLED;
|
|
if(is_file($file)){
|
|
return require_once($file);
|
|
}elseif(is_file($SERVERROOT.'/'.$file)){
|
|
return require_once($SERVERROOT.'/'.$file);
|
|
}elseif(is_file($SERVERROOT.'/inc/'.$file)){
|
|
return require_once($SERVERROOT.'/inc/'.$file);
|
|
}
|
|
}
|
|
|
|
function oc_include($file){
|
|
global $SERVERROOT;
|
|
global $DOCUMENTROOT;
|
|
global $WEBROOT;
|
|
global $CONFIG_DBNAME;
|
|
global $CONFIG_DBHOST;
|
|
global $CONFIG_DBUSER;
|
|
global $CONFIG_DBPASSWORD;
|
|
global $CONFIG_DBTYPE;
|
|
global $CONFIG_DATADIRECTORY;
|
|
global $CONFIG_HTTPFORCESSL;
|
|
global $CONFIG_DATEFORMAT;
|
|
global $CONFIG_INSTALLED;
|
|
if(is_file($file)){
|
|
return include($file);
|
|
}elseif(is_file($SERVERROOT.'/'.$file)){
|
|
return include($SERVERROOT.'/'.$file);
|
|
}elseif(is_file($SERVERROOT.'/inc/'.$file)){
|
|
return include($SERVERROOT.'/inc/'.$file);
|
|
}
|
|
}
|
|
|
|
function oc_include_once($file){
|
|
global $SERVERROOT;
|
|
global $DOCUMENTROOT;
|
|
global $WEBROOT;
|
|
global $CONFIG_DBNAME;
|
|
global $CONFIG_DBHOST;
|
|
global $CONFIG_DBUSER;
|
|
global $CONFIG_DBPASSWORD;
|
|
global $CONFIG_DBTYPE;
|
|
global $CONFIG_DATADIRECTORY;
|
|
global $CONFIG_HTTPFORCESSL;
|
|
global $CONFIG_DATEFORMAT;
|
|
global $CONFIG_INSTALLED;
|
|
if(is_file($file)){
|
|
return include_once($file);
|
|
}elseif(is_file($SERVERROOT.'/'.$file)){
|
|
return include_once($SERVERROOT.'/'.$file);
|
|
}elseif(is_file($SERVERROOT.'/inc/'.$file)){
|
|
return include_once($SERVERROOT.'/inc/'.$file);
|
|
}
|
|
}
|
|
|
|
function chmodr($path, $filemode) {
|
|
// echo "$path<br/>";
|
|
if (!is_dir($path))
|
|
return chmod($path, $filemode);
|
|
$dh = opendir($path);
|
|
while (($file = readdir($dh)) !== false) {
|
|
if($file != '.' && $file != '..') {
|
|
$fullpath = $path.'/'.$file;
|
|
if(is_link($fullpath))
|
|
return FALSE;
|
|
elseif(!is_dir($fullpath) && !chmod($fullpath, $filemode))
|
|
return FALSE;
|
|
elseif(!chmodr($fullpath, $filemode))
|
|
return FALSE;
|
|
}
|
|
}
|
|
closedir($dh);
|
|
if(chmod($path, $filemode))
|
|
return TRUE;
|
|
else
|
|
return FALSE;
|
|
}
|
|
|
|
?>
|