From e4986c2d9f376dc9052d3f2f682d579f51a4bcef Mon Sep 17 00:00:00 2001
From: fabian <fabian@web2.0-apps.de>
Date: Thu, 15 Jul 2010 14:09:22 +0200
Subject: [PATCH] Support for mod_auth added

---
 inc/User/database.php | 313 ++++++++++++++++++++++++++++++++++++++++++
 inc/User/ldap.php     |  33 +++++
 inc/User/mod_auth.php | 179 ++++++++++++++++++++++++
 3 files changed, 525 insertions(+)
 create mode 100755 inc/User/database.php
 create mode 100755 inc/User/ldap.php
 create mode 100755 inc/User/mod_auth.php

diff --git a/inc/User/database.php b/inc/User/database.php
new file mode 100755
index 00000000000..926f6f9fbb1
--- /dev/null
+++ b/inc/User/database.php
@@ -0,0 +1,313 @@
+<?php
+
+/**
+* ownCloud
+*
+* @author Frank Karlitschek 
+* @copyright 2010 Frank Karlitschek karlitschek@kde.org 
+* 
+* This library is free software; you can redistribute it and/or
+* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
+* License as published by the Free Software Foundation; either 
+* version 3 of the License, or any later version.
+* 
+* This library is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
+*  
+* You should have received a copy of the GNU Lesser General Public 
+* License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+* 
+*/
+
+
+/**
+ * Class for usermanagement in a SQL Database
+ * eg mysql, sqlite
+ */
+class OC_USER_Database extends OC_USER {
+	
+	/**
+	* check if the login button is pressed and logg the user in
+	*
+	*/
+	public static function loginLisener(){
+		if(isset($_POST['loginbutton']) and isset($_POST['password']) and isset($_POST['login'])){
+			if(OC_USER::login($_POST['login'],$_POST['password'])){
+				echo 1;
+				OC_LOG::event($_SESSION['username'],1,'');
+				echo 2;
+				if((isset($CONFIG_HTTPFORCESSL) and $CONFIG_HTTPFORCESSL) or isset($_SERVER['HTTPS']) and $_SERVER['HTTPS'] == 'on') { 
+					$url = "https://". $_SERVER['SERVER_NAME'] . $_SERVER['REQUEST_URI']; 
+				}else{
+					$url = "http://". $_SERVER['SERVER_NAME'] . $_SERVER['REQUEST_URI']; 
+				}
+				header("Location: $url");
+				die();
+			}else{
+				return('error');
+			} 
+		}
+		return('');
+	}
+	
+	
+	/**
+	* try to create a new user
+	*
+	*/
+	public static function createUser($username,$password){
+		global $CONFIG_DBTABLEPREFIX;
+		if(OC_USER::getuserid($username,true)!=0){
+			return false;
+		}else{
+			$usernameclean=strtolower($username);
+			$password=sha1($password);
+			$username=OC_DB::escape($username);
+			$usernameclean=OC_DB::escape($usernameclean);
+			$query="INSERT INTO  `{$CONFIG_DBTABLEPREFIX}users` (`user_name` ,`user_name_clean` ,`user_password`) VALUES ('$username',  '$usernameclean',  '$password')";
+			$result=OC_DB::query($query);
+			return ($result)?true:false;
+		}
+
+	}
+	
+	/**
+	* try to login a user
+	*
+	*/
+	public static function login($username,$password){
+		global $CONFIG_DBTABLEPREFIX;
+
+		$password=sha1($password);
+		$usernameclean=strtolower($username);
+		$username=OC_DB::escape($username);
+		$usernameclean=OC_DB::escape($usernameclean);
+		$query = "SELECT user_id FROM {$CONFIG_DBTABLEPREFIX}users WHERE user_name_clean = '$usernameclean' AND  user_password =  '$password' LIMIT 1";
+		$result=OC_DB::select($query);
+		if(isset($result[0]) && isset($result[0]['user_id'])){
+			$_SESSION['user_id']=$result[0]['user_id'];
+			$_SESSION['username']=$username;
+			$_SESSION['username_clean']=$usernameclean;
+			return true;
+		}else{
+			return false;
+		}
+	}
+	
+	/**
+	* check if the logout button is pressed and logout the user
+	*
+	*/
+	public static function logoutLisener(){
+		if(isset($_GET['logoutbutton']) && isset($_SESSION['username'])){
+			OC_LOG::event($_SESSION['username'],2,'');
+			$_SESSION['user_id']=false;
+			$_SESSION['username']='';
+			$_SESSION['username_clean']='';
+		}
+	}
+	
+	/**
+	* check if a user is logged in
+	*
+	*/
+	public static function isLoggedIn(){
+		return (isset($_SESSION['user_id']) && $_SESSION['user_id'])?true:false;
+	}
+	
+	/**
+	* try to create a new group
+	*
+	*/
+	public static function createGroup($groupname){
+		global $CONFIG_DBTABLEPREFIX;
+		if(OC_USER::getgroupid($groupname,true)==0){
+			$groupname=OC_DB::escape($groupname);
+			$query="INSERT INTO  `{$CONFIG_DBTABLEPREFIX}groups` (`group_name`) VALUES ('$groupname')";
+			$result=OC_DB::query($query);
+			return ($result)?true:false;
+		}else{
+			return false;
+		}
+	}
+	
+	/**
+	* get the id of a user
+	*
+	*/
+	public static function getUserId($username,$nocache=false){
+		global $CONFIG_DBTABLEPREFIX;
+		$usernameclean=strtolower($username);
+		if(!$nocache and isset($_SESSION['user_id_cache'][$usernameclean])){//try to use cached value to save an sql query
+			return $_SESSION['user_id_cache'][$usernameclean];
+		}
+		$usernameclean=OC_DB::escape($usernameclean);
+		$query="SELECT user_id FROM {$CONFIG_DBTABLEPREFIX}users WHERE user_name_clean = '$usernameclean'";
+		$result=OC_DB::select($query);
+		if(!is_array($result)){
+			return 0;
+		}
+		if(isset($result[0]) && isset($result[0]['user_id'])){
+			$_SESSION['user_id_cache'][$usernameclean]=$result[0]['user_id'];
+			return $result[0]['user_id'];
+		}else{
+			return 0;
+		}
+	}
+	
+	/**
+	* get the id of a group
+	*
+	*/
+	public static function getGroupId($groupname,$nocache=false){
+		global $CONFIG_DBTABLEPREFIX;
+		if(!$nocache and isset($_SESSION['group_id_cache'][$groupname])){//try to use cached value to save an sql query
+			return $_SESSION['group_id_cache'][$groupname];
+		}
+		$groupname=OC_DB::escape($groupname);
+		$query="SELECT group_id FROM {$CONFIG_DBTABLEPREFIX}groups WHERE group_name = '$groupname'";
+		$result=OC_DB::select($query);
+		if(!is_array($result)){
+			return 0;
+		}
+		if(isset($result[0]) && isset($result[0]['group_id'])){
+			$_SESSION['group_id_cache'][$groupname]=$result[0]['group_id'];
+			return $result[0]['group_id'];
+		}else{
+			return 0;
+		}
+	}
+	
+	/**
+	* get the name of a group
+	*
+	*/
+	public static function getGroupName($groupid,$nocache=false){
+		global $CONFIG_DBTABLEPREFIX;
+		if($nocache and $name=array_search($groupid,$_SESSION['group_id_cache'])){//try to use cached value to save an sql query
+			return $name;
+		}
+		$groupid=(integer)$groupid;
+		$query="SELECT group_name FROM {$CONFIG_DBTABLEPREFIX}groups WHERE group_id = '$groupid' LIMIT 1";
+		$result=OC_DB::select($query);
+		if(isset($result[0]) && isset($result[0]['group_name'])){
+			return $result[0]['group_name'];
+		}else{
+			return 0;
+		}
+	}
+	
+	/**
+	* check if a user belongs to a group
+	*
+	*/
+	public static function inGroup($username,$groupname){
+		global $CONFIG_DBTABLEPREFIX;
+
+		$userid=OC_USER::getuserid($username);
+		$groupid=OC_USER::getgroupid($groupname);
+		if($groupid>0 and $userid>0){
+			$query="SELECT * FROM  {$CONFIG_DBTABLEPREFIX}user_group WHERE group_id = '$groupid'  AND user_id = '$userid';";
+			$result=OC_DB::select($query);
+			if(isset($result[0]) && isset($result[0]['user_group_id'])){
+				return true;
+			}else{
+				return false;
+			}
+		}else{
+			return false;
+		}
+	}
+	
+	/**
+	* add a user to a group
+	*
+	*/
+	public static function addToGroup($username,$groupname){
+		global $CONFIG_DBTABLEPREFIX;
+
+		if(!OC_USER::ingroup($username,$groupname)){
+			$userid=OC_USER::getuserid($username);
+			$groupid=OC_USER::getgroupid($groupname);
+			if($groupid!=0 and $userid!=0){
+				$query="INSERT INTO `{$CONFIG_DBTABLEPREFIX}user_group` (`user_id` ,`group_id`) VALUES ('$userid',  '$groupid');";
+				$result=OC_DB::query($query);
+				if($result){
+					return true;
+				}else{
+					return false;
+				}
+			}else{
+				return false;
+			}
+		}else{
+			return true;
+		}
+	}
+	
+	public static function generatePassword(){
+		return uniqid();
+	}
+	
+	/**
+	* get all groups the user belongs to
+	*
+	*/
+	public static function getUserGroups($username){
+		global $CONFIG_DBTABLEPREFIX;
+
+		$userid=OC_USER::getuserid($username);
+		$query = "SELECT group_id FROM {$CONFIG_DBTABLEPREFIX}user_group WHERE user_id = '$userid'";
+		$result=OC_DB::select($query);
+		$groups=array();
+		if(is_array($result)){
+			foreach($result as $group){
+				$groupid=$group['group_id'];
+				$groups[]=OC_USER::getgroupname($groupid);
+			}
+		}
+		return $groups;
+	}
+	
+	/**
+	* set the password of a user
+	*
+	*/
+	public static function setPassword($username,$password){
+		global $CONFIG_DBTABLEPREFIX;
+
+		$password=sha1($password);
+		$userid=OC_USER::getuserid($username);
+		$query = "UPDATE {$CONFIG_DBTABLEPREFIX}users SET user_password = '$password' WHERE user_id ='$userid'";
+		$result=OC_DB::query($query);
+		if($result){
+			return true;
+		}else{
+			return false;
+		}
+	}
+	
+	/**
+	* check the password of a user
+	*
+	*/
+	public static function checkPassword($username,$password){
+		global $CONFIG_DBTABLEPREFIX;
+
+		$password=sha1($password);
+		$usernameclean=strtolower($username);
+		$username=OC_DB::escape($username);
+		$usernameclean=OC_DB::escape($usernameclean);
+		$query = "SELECT user_id FROM '{$CONFIG_DBTABLEPREFIX}users' WHERE user_name_clean = '$usernameclean' AND user_password =  '$password' LIMIT 1";
+		$result=OC_DB::select($query);
+		if(isset($result[0]) && isset($result[0]['user_id']) && $result[0]['user_id']>0){
+			return true;
+		}else{
+			return false;
+		}
+	}
+}
+
+?>
\ No newline at end of file
diff --git a/inc/User/ldap.php b/inc/User/ldap.php
new file mode 100755
index 00000000000..da0e2d04573
--- /dev/null
+++ b/inc/User/ldap.php
@@ -0,0 +1,33 @@
+<?php
+
+/**
+* ownCloud
+*
+* @author Frank Karlitschek 
+* @copyright 2010 Frank Karlitschek karlitschek@kde.org 
+* 
+* This library is free software; you can redistribute it and/or
+* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
+* License as published by the Free Software Foundation; either 
+* version 3 of the License, or any later version.
+* 
+* This library is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
+*  
+* You should have received a copy of the GNU Lesser General Public 
+* License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+* 
+*/
+
+require_once 'mod_auth.php';
+
+/**
+ * Class for usermanagement in a SQL Database
+ * eg mysql, sqlite
+ */
+class OC_USER_LDAP extends OC_USER_MOD_AUTH {
+}
+
+?>
\ No newline at end of file
diff --git a/inc/User/mod_auth.php b/inc/User/mod_auth.php
new file mode 100755
index 00000000000..0f44a6fb97e
--- /dev/null
+++ b/inc/User/mod_auth.php
@@ -0,0 +1,179 @@
+<?php
+
+/**
+* ownCloud
+*
+* @author Frank Karlitschek 
+* @copyright 2010 Frank Karlitschek karlitschek@kde.org 
+* 
+* This library is free software; you can redistribute it and/or
+* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
+* License as published by the Free Software Foundation; either 
+* version 3 of the License, or any later version.
+* 
+* This library is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
+*  
+* You should have received a copy of the GNU Lesser General Public 
+* License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+* 
+*/
+
+
+/**
+ * Class for usermanagement in a SQL Database
+ * eg mysql, sqlite
+ */
+class OC_USER_MOD_AUTH extends OC_USER {
+	
+	/**
+	* check if the login button is pressed and logg the user in
+	*
+	*/
+	public static function loginLisener(){
+		return('');
+	}
+	
+	
+	/**
+	* try to create a new user
+	*
+	*/
+	public static function createUser($username,$password){
+		return false;
+	}
+	
+	/**
+	* try to login a user
+	*
+	*/
+	public static function login($username,$password){
+		if (isset($_SERVER["PHP_AUTH_USER"]) && $_SERVER["PHP_AUTH_USER"] != "") {
+			$_SESSION['user_id']= $_SERVER["PHP_AUTH_USER"];
+			$_SESSION['username']= $_SERVER["PHP_AUTH_USER"];
+			$_SESSION['username_clean']= $_SERVER["PHP_AUTH_USER"];
+			return true;
+		}
+		return false;
+	}
+	
+	/**
+	* check if the logout button is pressed and logout the user
+	*
+	*/
+	public static function logoutLisener(){
+		if(isset($_GET['logoutbutton']) && isset($_SESSION['username'])){
+			header('WWW-Authenticate: Basic realm="ownCloud"');
+			header('HTTP/1.0 401 Unauthorized');
+			die('401 Unauthorized');
+		}
+	}
+	
+	/**
+	* check if a user is logged in
+	*
+	*/
+	public static function isLoggedIn(){
+		if (isset($_SESSION['user_id']) && $_SESSION['user_id']) {
+			return true;
+		}
+		else {
+			if (isset($_SERVER["PHP_AUTH_USER"]) && $_SERVER["PHP_AUTH_USER"] != "") {
+				$_SESSION['user_id']= $_SERVER["PHP_AUTH_USER"];
+				$_SESSION['username']= $_SERVER["PHP_AUTH_USER"];
+				$_SESSION['username_clean']= $_SERVER["PHP_AUTH_USER"];
+				return true;;
+			}
+		}
+		return false;
+	}
+	
+	/**
+	* try to create a new group
+	*
+	*/
+	public static function createGroup($groupname){
+		// does not work with MOD_AUTH (only or some modules)
+		return false;
+	}
+	
+	/**
+	* get the id of a user
+	*
+	*/
+	public static function getUserId($username,$nocache=false){
+		// does not work with MOD_AUTH (only or some modules)
+		return 0;
+	}
+	
+	/**
+	* get the id of a group
+	*
+	*/
+	public static function getGroupId($groupname,$nocache=false){
+		// does not work with MOD_AUTH (only or some modules)
+		return 0;
+	}
+	
+	/**
+	* get the name of a group
+	*
+	*/
+	public static function getGroupName($groupid,$nocache=false){
+		// does not work with MOD_AUTH (only or some modules)
+		return 0;
+	}
+	
+	/**
+	* check if a user belongs to a group
+	*
+	*/
+	public static function inGroup($username,$groupname){
+		// does not work with MOD_AUTH (only or some modules)
+		return false;
+	}
+	
+	/**
+	* add a user to a group
+	*
+	*/
+	public static function addToGroup($username,$groupname){
+		// does not work with MOD_AUTH (only or some modules)
+		return false;
+	}
+	
+	public static function generatePassword(){
+		return uniqid();
+	}
+	
+	/**
+	* get all groups the user belongs to
+	*
+	*/
+	public static function getUserGroups($username){
+		// does not work with MOD_AUTH (only or some modules)
+		$groups=array();
+		return $groups;
+	}
+	
+	/**
+	* set the password of a user
+	*
+	*/
+	public static function setPassword($username,$password){
+		return false;
+	}
+	
+	/**
+	* check the password of a user
+	*
+	*/
+	public static function checkPassword($username,$password){
+		// does not work with MOD_AUTH (only or some modules)
+		return false;
+	}
+}
+
+?>
\ No newline at end of file
-- 
2.39.5