nextcloud/lib/config.php

393 lines
13 KiB
PHP

<?php
class OC_CONFIG{
static public $forms=array();
/**
* add a form to the settings page
* @param string name
* @param string url
*/
public static function addForm($name,$url){
self::$forms[$name]=$url;
}
/**
* settings page
*
*/
public static function showSettings(){
oc_require('templates/settings.php');
}
/**
* show the configform
*
*/
public static function showAdminForm(){
global $CONFIG_ADMINLOGIN;
global $CONFIG_ADMINPASSWORD;
global $CONFIG_DATADIRECTORY;
global $CONFIG_HTTPFORCESSL;
global $CONFIG_DATEFORMAT;
global $CONFIG_DBNAME;
global $CONFIG_DBTABLEPREFIX;
global $CONFIG_INSTALLED;
$allow=false;
if(!$CONFIG_INSTALLED){
$allow=true;
}elseif(OC_USER::isLoggedIn()){
if(OC_USER::ingroup($_SESSION['username'],'admin')){
$allow=true;
}
}
if($allow){
oc_require('templates/adminform.php');
}
}
public static function createUserListener(){
if(OC_USER::isLoggedIn()){
if(OC_USER::ingroup($_SESSION['username'],'admin')){
if(isset($_POST['new_username']) and isset($_POST['new_password'])){
if(OC_USER::createuser($_POST['new_username'],$_POST['new_password'])){
return 'user successfully created';
}else{
return 'error while trying to create user';
}
}else{
return false;
}
}else{
return false;
}
}
}
public static function createGroupListener(){
if(OC_USER::isLoggedIn()){
if(isset($_POST['creategroup']) and $_POST['creategroup']==1){
if(OC_USER::creategroup($_POST['groupname'])){
return 'group successfully created';
}else{
return 'error while trying to create group';
}
}else{
return false;
}
}else{
return false;
}
}
/**
* listen for configuration changes
*
*/
public static function configListener(){
if(OC_USER::isLoggedIn()){
if(isset($_POST['config']) and $_POST['config']==1){
$error='';
if(!OC_USER::checkpassword($_SESSION['username'],$_POST['currentpassword'])){
$error.='wrong password<br />';
}else{
if(isset($_POST['changepass']) and $_POST['changepass']==1){
if(!isset($_POST['password']) or empty($_POST['password'])) $error.='password not set<br />';
if(!isset($_POST['password2']) or empty($_POST['password2'])) $error.='retype password not set<br />';
if($_POST['password']<>$_POST['password2'] ) $error.='passwords are not the same<br />';
if(empty($error)){
if(!OC_USER::setpassword($_SESSION['username'],$_POST['password'])){
$error.='error while trying to set password<br />';
}
}
}
}
return $error;
}else{
return false;
}
}else{
return false;
}
}
/**
* Write the configuration to the `config.php` file
*
* $configuration contains key/value pairs
* - the key is the option name without the 'CONFIG_' prefix
* - the value is a string, a boolean or a number
*
* @param array $configuration is an associative array
*/
protected static function saveConfiguration($configuration) {
global $SERVERROOT;
$configContent = '<?php';
foreach ( $configuration as $key => $value ) {
if ( is_string($value) ) {
$configContent .= "\n\$CONFIG_$key = '$value';"; // e.g. $CONFIG_DBTYPE = 'mysql';
} else if ( is_bool($value) ) {
$value = $value ? 'true' : 'false';
$configContent .= "\n\$CONFIG_$key = $value;"; // e.g. $CONFIG_INSTALLED = true;
} else if ( is_numeric($value) ) {
$configContent .= "\n\$CONFIG_$key = $value;"; // e.g. $CONFIG_PI = 3.14;
}
}
$configContent .= "\n?>";
$filename = "$SERVERROOT/config/config.php";
file_put_contents($filename, $configContent);
}
/**
* listen for admin configuration changes and write it to the file
*4bd0be1185e76
*/
public static function writeAdminListener(){
global $CONFIG_INSTALLED;
$allow=false;
if(!$CONFIG_INSTALLED){
$allow=true;
}elseif(OC_USER::isLoggedIn()){
if(OC_USER::ingroup($_SESSION['username'],'admin')){
$allow=true;
}
}
if($allow){
global $DOCUMENTROOT;
global $SERVERROOT;
global $WEBROOT;
global $CONFIG_DBHOST;
global $CONFIG_DBNAME;
global $CONFIG_DBTABLEPREFIX;
global $CONFIG_INSTALLED;
global $CONFIG_DBUSER;
global $CONFIG_DBPASSWORD;
global $CONFIG_DBTYPE;
global $CONFIG_ADMINLOGIN;
global $CONFIG_ADMINPASSWORD;
if(isset($_POST['set_config'])){
//checkdata
$error='';
$FIRSTRUN=!$CONFIG_INSTALLED;
if(!$FIRSTRUN){
if(!OC_USER::login($_SESSION['username'],$_POST['currentpassword'])){
$error.='wrong password<br />';
}
}
if((!isset($_POST['adminlogin']) or empty($_POST['adminlogin'])) and $FIRSTRUN) $error.='admin login not set<br />';
if((!isset($_POST['adminpassword']) or empty($_POST['adminpassword'])) and $FIRSTRUN) $error.='admin password not set<br />';
if((!isset($_POST['adminpassword2']) or empty($_POST['adminpassword2'])) and $FIRSTRUN) $error.='retype admin password not set<br />';
if((!isset($_POST['datadirectory']) or empty($_POST['datadirectory'])) and $FIRSTRUN) $error.='data directory not set<br />';
if(!isset($_POST['dateformat']) or empty($_POST['dateformat'])) $error.='dateformat not set<br />';
if((!isset($_POST['dbname']) or empty($_POST['dbname'])) and $FIRSTRUN) $error.='databasename not set<br />';
if($FIRSTRUN and $_POST['adminpassword']<>$_POST['adminpassword2'] ) $error.='admin passwords are not the same<br />';
$dbtype=(isset($_POST['dbtype']))?$_POST['dbtype']:$CONFIG_DBTYPE;
if($dbtype=='mysql'){
if(!isset($_POST['dbhost']) or empty($_POST['dbhost'])) $error.='database host not set<br />';
if(!isset($_POST['dbuser']) or empty($_POST['dbuser'])) $error.='database user not set<br />';
if($_POST['dbpassword']<>$_POST['dbpassword2'] ) $error.='database passwords are not the same<br />';
}
if(isset($_POST['enablebackup']) and $_POST['enablebackup']==1){
if(!isset($_POST['backupdirectory']) or empty($_POST['backupdirectory'])) $error.='backup directory not set<br />';
}
if(!$FIRSTRUN){
if(!isset($_POST['adminpassword']) or empty($_POST['adminpassword'])){
$_POST['adminpassword']=$CONFIG_ADMINPASSWORD;
}
if(!isset($_POST['dbpassword']) or empty($_POST['dbpassword'])){
$_POST['dbpassword']=$CONFIG_DBPASSWORD;
}
}else{
if(!is_dir($_POST['datadirectory'])){
try{
mkdir($_POST['datadirectory']);
}catch(Exception $e){
$error.='error while trying to create data directory<br/>';
}
}
}
if(empty($error)) {
if($CONFIG_DBTYPE!=$dbtype or $FIRSTRUN){
//create/fill database
$CONFIG_DBTYPE=$dbtype;
$CONFIG_DBNAME=$_POST['dbname'];
if($dbtype!='sqlite'){
$CONFIG_DBTABLEPREFIX=$_POST['dbtableprefix'];
$CONFIG_DBHOST=$_POST['dbhost'];
$CONFIG_DBUSER=$_POST['dbuser'];
$CONFIG_DBPASSWORD=$_POST['dbpassword'];
}else{
$_POST['dbtableprefix']='';
$CONFIG_DBTABLEPREFIX='';
}
try{
if(isset($_POST['createdatabase']) and $CONFIG_DBTYPE!='sqlite'){
self::createdatabase($_POST['dbadminuser'],$_POST['dbadminpwd']);
}
}catch(Exception $e){
$error.='error while trying to create the database<br/>';
}
if($CONFIG_DBTYPE=='sqlite'){
$f=@fopen($SERVERROOT.'/'.$CONFIG_DBNAME,'a+');
if(!$f){
$error.='path of sqlite database not writable by server<br/>';
}
OC_DB::disconnect();
unlink($SERVERROOT.'/'.$CONFIG_DBNAME);
}
try{
if(isset($_POST['filldb'])){
self::filldatabase();
}
}catch(Exception $e){
$error.='error while trying to fill the database<br/>';
}
if($CONFIG_DBTYPE=='sqlite'){
OC_DB::disconnect();
}
}
if($FIRSTRUN){
if(!OC_USER::createuser($_POST['adminlogin'],$_POST['adminpassword']) && !OC_USER::login($_POST['adminlogin'],$_POST['adminpassword'])){
$error.='error while trying to create the admin user<br/>';
}
if(OC_USER::getgroupid('admin',true)==0){
if(!OC_USER::creategroup('admin')){
$error.='error while trying to create the admin group<br/>';
}
}
if(!OC_USER::addtogroup($_POST['adminlogin'],'admin')){
$error.='error while trying to add the admin user to the admin group<br/>';
}
}
// Build the configuration array
$config = array();
$config['INSTALLED'] = true;
$config['DATADIRECTORY'] = $_POST['datadirectory'];
$config['HTTPFORCESSL'] = isset($_POST['forcessl']);
// Backup configuration
$config['ENABLEBACKUP'] = isset($_POST['enablebackup']);
if ( $config['ENABLEBACKUP'] AND (1 == $_POST['enablebackup']) )
$config['BACKUPDIRECTORY'] = $_POST['backupdirectory'];
$config['DATEFORMAT'] = $_POST['dateformat'];
// DB Configuration
$config['DBTYPE'] = $dbtype;
$config['DBNAME'] = $_POST['dbname'];
$config['DBTABLEPREFIX'] = $_POST['dbtableprefix'];
if ( 'sqlite' != $dbtype ) {
$config['DBHOST'] = $_POST['dbhost'];
$config['DBUSER'] = $_POST['dbuser'];
$config['DBPASSWORD'] = $_POST['dbpassword'];
}
if( empty($error) ) {
header("Location: $WEBROOT/");
try {
// Write the configuration array to `/config/config.php`
self::saveConfiguration($config);
} catch ( Exception $e ) {
$error.='error while trying to save the configuration file<br/>';
return $error;
}
} else {
return $error;
}
}
return($error);
}
}
}
/**
* Fills the database with the initial tables
* Note: while the AUTO_INCREMENT function is not supported by SQLite
* the same effect can be achieved by accessing the SQLite pseudo-column
* "rowid"
*/
private static function fillDatabase(){
global $SERVERROOT;
OC_DB::createDBFromStructure($SERVERROOT.'/db_structure.xml');
}
/**
* Create the database and user
* @param string adminUser
* @param string adminPwd
*
*/
private static function createDatabase($adminUser,$adminPwd){
global $CONFIG_DBHOST;
global $CONFIG_DBNAME;
global $CONFIG_DBUSER;
global $CONFIG_DBPWD;
global $CONFIG_DBTYPE;
//we cant user OC_BD functions here because we need to connect as the administrative user.
if($CONFIG_DBTYPE=='mysql'){
$connection=mysql_connect($CONFIG_DBHOST, $adminUser, $adminPwd);
if(!$connection) {
@ob_end_clean();
echo('<html><head></head><body bgcolor="#F0F0F0"><br /><br /><center><b>can not connect to database as administrative user.</center></body></html>');
exit();
}
$query="SELECT user FROM mysql.user WHERE user='{$_POST['dbuser']}'";
$result = mysql_query($query,$connection);
if (!$result) {
$entry='DB Error: "'.mysql_error($connection).'"<br />';
$entry.='Offending command was: '.$query.'<br />';
echo($entry);
}
if(mysql_num_rows($result)==0){
$pwd=$_POST['dbpassword'];
//we need to create 2 accounts, one for global use and one for local user. if we don't speccify the local one,
// the anonymous user would take precedence when there is one.
$query="CREATE USER '{$_POST['dbuser']}'@'localhost' IDENTIFIED BY '$pwd'";
$result = mysql_query($query,$connection);
if (!$result) {
$entry='DB Error: "'.mysql_error($connection).'"<br />';
$entry.='Offending command was: '.$query.'<br />';
echo($entry);
}
$query="CREATE USER '{$_POST['dbuser']}'@'%' IDENTIFIED BY '$pwd'";
$result = mysql_query($query,$connection);
if (!$result) {
$entry='DB Error: "'.mysql_error($connection).'"<br />';
$entry.='Offending command was: '.$query.'<br />';
echo($entry);
}
}
$query="CREATE DATABASE IF NOT EXISTS `{$_POST['dbname']}`";
$result = mysql_query($query,$connection);
if (!$result) {
$entry='DB Error: "'.mysql_error($connection).'"<br />';
$entry.='Offending command was: '.$query.'<br />';
echo($entry);
}
$query="GRANT ALL PRIVILEGES ON `{$_POST['dbname']}` . * TO '{$_POST['dbuser']}'";
$result = mysql_query($query,$connection);
if (!$result) {
$entry='DB Error: "'.mysql_error($connection).'"<br />';
$entry.='Offending command was: '.$query.'<br />';
echo($entry);
}
mysql_close($connection);
}elseif($CONFIG_DBTYPE=='pgsql'){
$connection = pg_connect("user='$adminUser' host='$CONFIG_DBHOST' password='$adminPwd'");
$query="CREATE USER {$_POST['dbuser']} WITH PASSWORD '{$_POST['dbpassword']}' CREATEDB;";
$result = pg_exec($connection, $query);
$query="select count(*) from pg_catalog.pg_database where datname = '{$_POST['dbname']}';";
$result = pg_exec($connection, $query);
if(pg_result($result,0,0)==0){
$query="CREATE DATABASE {$_POST['dbname']};";
$result = pg_exec($connection, $query);
$query="ALTER DATABASE {$_POST['dbname']} OWNER TO {$_POST['dbuser']};";
$result = pg_exec($connection, $query);
}
}
}
}
?>