283 lines
7.0 KiB
PHP
Executable File
283 lines
7.0 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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if(!$CONFIG_INSTALLED){
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$_SESSION['user_id']=false;
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$_SESSION['username']='';
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$_SESSION['username_clean']='';
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}
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/**
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* Class for usermanagement
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*
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*/
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class OC_USER {
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/**
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* check if the login button is pressed and logg the user in
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*
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*/
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public static function loginlisener(){
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if(isset($_POST['loginbutton']) and isset($_POST['password']) and isset($_POST['login'])){
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if(OC_USER::login($_POST['login'],$_POST['password'])){
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OC_LOG::event($_SESSION['username'],1,'');
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return('');
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}else{
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return('error');
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}
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}
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return('');
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}
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/**
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* try to create a new user
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*
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*/
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public static function createuser($username,$password){
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if(OC_USER::getuserid($username)!=0){
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return false;
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}else{
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$password=sha1($password);
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$usernameclean=strtolower($username);
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$username=mysql_escape_string($username);
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$usernameclean=mysql_escape_string($usernameclean);
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$query="INSERT INTO `users` (`user_id` ,`user_name` ,`user_name_clean` ,`user_password`) VALUES (NULL , '$username', '$usernameclean', '$password')";
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$result=OC_DB::query($query);
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return ($result)?true:false;
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}
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}
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/**
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* try to login a user
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*
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*/
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public static function login($username,$password){
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$password=sha1($password);
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$usernameclean=strtolower($username);
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$username=mysql_escape_string($username);
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$usernameclean=mysql_escape_string($usernameclean);
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$query="SELECT user_id FROM users WHERE user_name_clean = '$usernameclean' AND user_password = '$password' LIMIT 1";
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$result=OC_DB::select($query);
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if(isset($result[0]) && isset($result[0]['user_id'])){
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$_SESSION['user_id']=$result[0]['user_id'];
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$_SESSION['username']=$username;
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$_SESSION['username_clean']=$usernameclean;
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return true;
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}else{
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return false;
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}
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}
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/**
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* check if the logout button is pressed and logout the user
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*
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*/
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public static function logoutlisener(){
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if(isset($_GET['logoutbutton']) && isset($_SESSION['username'])){
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OC_LOG::event($_SESSION['username'],2,'');
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$_SESSION['user_id']=false;
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$_SESSION['username']='';
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$_SESSION['username_clean']='';
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}
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}
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/**
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* check if a user is logged in
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*
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*/
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public static function isLoggedIn(){
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return (isset($_SESSION['user_id']) && $_SESSION['user_id'])?true:false;
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}
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/**
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* try to create a new group
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*
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*/
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public static function creategroup($groupname){
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if(OC_USER::getgroupid($groupname)==0){
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$groupname=mysql_escape_string($groupname);
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$query="INSERT INTO `groups` (`group_id` ,`group_name`) VALUES (NULL , '$groupname')";
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$result=OC_DB::query($query);
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return ($result)?true:false;
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}else{
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return false;
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}
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}
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/**
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* get the id of a user
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*
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*/
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public static function getuserid($username){
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$usernameclean=strtolower($username);
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$username=mysql_escape_string($username);
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$usernameclean=mysql_escape_string($usernameclean);
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$query="SELECT user_id FROM users WHERE user_name_clean = '$usernameclean'";
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$result=OC_DB::select($query);
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if(!is_array($result)){
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return 0;
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}
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if(isset($result[0]) && isset($result[0]['user_id'])){
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return $result[0]['user_id'];
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}else{
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return 0;
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}
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}
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/**
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* get the id of a group
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*
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*/
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public static function getgroupid($groupname){
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$groupname=mysql_escape_string($groupname);
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$query="SELECT group_id FROM groups WHERE group_name = '$groupname'";
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$result=OC_DB::select($query);
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if(!is_array($result)){
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return 0;
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}
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if(isset($result[0]) && isset($result[0]['group_id'])){
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return $result[0]['group_id'];
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}else{
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return 0;
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}
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}
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/**
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* get the name of a group
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*
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*/
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public static function getgroupname($groupid){
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$groupid=(integer)$groupid;
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$query="SELECT group_name FROM groups WHERE group_id = '$groupid' LIMIT 1";
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$result=OC_DB::select($query);
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if(isset($result[0]) && isset($result[0]['group_name'])){
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return $result[0]['group_name'];
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}else{
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return 0;
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}
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}
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/**
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* check if a user belongs to a group
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*
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*/
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public static function ingroup($username,$groupname){
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$userid=OC_USER::getuserid($username);
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$groupid=OC_USER::getgroupid($groupname);
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if($groupid>0 and $userid>0){
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$query="SELECT user_group_id FROM user_group WHERE group_id = $groupid AND user_id = $userid LIMIT 1";
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$result=OC_DB::select($query);
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if(isset($result[0]) && isset($result[0]['user_group_id'])){
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return true;
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}else{
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return false;
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}
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}else{
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return false;
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}
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}
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/**
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* add a user to a group
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*
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*/
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public static function addtogroup($username,$groupname){
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if(!OC_USER::ingroup($username,$groupname)){
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$userid=OC_USER::getuserid($username);
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$groupid=OC_USER::getgroupid($groupname);
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if($groupid!=0 and $userid!=0){
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$query="INSERT INTO `user_group` (`user_group_id` ,`user_id` ,`group_id`) VALUES (NULL , '$userid', '$groupid');";
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$result=OC_DB::query($query);
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if($result){
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return true;
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}else{
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return false;
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}
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}else{
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return false;
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}
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}else{
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return true;
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}
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}
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public static function generatepassword(){
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return uniqid();
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}
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/**
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* get all groups the user belongs to
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*
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*/
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public static function getusergroups($username){
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$userid=OC_USER::getuserid($username);
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$query="SELECT group_id FROM user_group WHERE user_id = '$userid'";
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$result=OC_DB::select($query);
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$groups=array();
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if(is_array($result)){
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foreach($result as $group){
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$groupid=$group['group_id'];
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$groups[]=OC_USER::getgroupname($groupid);
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}
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}
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return $groups;
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}
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/**
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* set the password of a user
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*
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*/
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public static function setpassword($username,$password){
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$password=sha1($password);
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$userid=OC_USER::getuserid($username);
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$query="UPDATE users SET user_password = '$password' WHERE user_id =$userid LIMIT 1 ;";
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$result=OC_DB::query($query);
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if($result){
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return true;
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}else{
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return false;
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}
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}
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/**
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* check the password of a user
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*
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*/
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public static function checkpassword($username,$password){
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$password=sha1($password);
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$usernameclean=strtolower($username);
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$username=mysql_escape_string($username);
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$usernameclean=mysql_escape_string($usernameclean);
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$query="SELECT user_id FROM 'users' WHERE user_name_clean = '$usernameclean' AND user_password = '$password' LIMIT 1";
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$result=OC_DB::select($query);
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if(isset($result[0]) && isset($result[0]['user_id']) && $result[0]['user_id']>0){
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return true;
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}else{
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return false;
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}
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}
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}
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?>
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