42d603c5b3
* camelCase * spaces here and there
328 lines
8.7 KiB
PHP
Executable file
328 lines
8.7 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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/**
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* Class for usermanagement in a SQL Database (e.g. MySQL, SQLite)
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*
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*/
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class OC_USER_Database extends 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'], $_POST['password']) ) {
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echo 1;
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OC_LOG::event($_SESSION['username'], 1, '');
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echo 2;
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if ( ( isset($CONFIG_HTTPFORCESSL) AND $CONFIG_HTTPFORCESSL )
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OR ( isset($_SERVER['HTTPS']) AND ('on' === $_SERVER['HTTPS']) ) ) {
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$url = 'https://' . $_SERVER['SERVER_NAME'] . $_SERVER['REQUEST_URI'];
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} else {
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$url = 'http://'. $_SERVER['SERVER_NAME'] . $_SERVER['REQUEST_URI'];
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}
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header('Location: $url');
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die();
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} else {
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return 'error';
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}
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}
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return('');
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}
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/**
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* Try to create a new user
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*
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*/
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public static function createUser($username, $password) {
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global $CONFIG_DBTABLEPREFIX;
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if ( 0 !== OC_USER::getUserId($username, true) ) {
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return false;
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} else {
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$usernameClean = strtolower($username);
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$password = sha1($password);
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$username = OC_DB::escape($username);
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$usernameClean = OC_DB::escape($usernameClean);
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$query = "INSERT INTO `{$CONFIG_DBTABLEPREFIX}users` (`user_name` ,`user_name_clean` ,`user_password`) VALUES ('$username', '$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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global $CONFIG_DBTABLEPREFIX;
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$password = sha1($password);
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$usernameClean = strtolower($username);
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$username = OC_DB::escape($username);
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$usernameClean = OC_DB::escape($usernameClean);
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$query = "SELECT user_id FROM {$CONFIG_DBTABLEPREFIX}users WHERE user_name_clean = '$usernameClean' AND user_password = '$password' LIMIT 1";
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$result = OC_DB::select($query);
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if ( isset($result[0]) AND 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']) AND 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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$_SESSION['username_clean'] = '';
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}
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}
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/**
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* Check if a user is logged in
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*
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*/
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public static function isLoggedIn() {
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if ( isset($_SESSION['user_id']) AND $_SESSION['user_id'] ) {
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return true;
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} else {
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return false;
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}
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}
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/**
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* Try to create a new group
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*
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*/
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public static function createGroup($groupName) {
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global $CONFIG_DBTABLEPREFIX;
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if ( 0 === OC_USER::getGroupId($groupName, true) ) {
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$groupName = OC_DB::escape($groupName);
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$query = "INSERT INTO `{$CONFIG_DBTABLEPREFIX}groups` (`group_name`) VALUES ('$groupName')";
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$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, $noCache=false) {
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global $CONFIG_DBTABLEPREFIX;
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$usernameClean = strtolower($username);
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//try to use cached value to save an sql query
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if ( !$noCache AND isset($_SESSION['user_id_cache'][$usernameClean]) ) {
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return $_SESSION['user_id_cache'][$usernameClean];
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}
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$usernameClean = OC_DB::escape($usernameClean);
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$query = "SELECT user_id FROM {$CONFIG_DBTABLEPREFIX}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($result[0]) AND isset($result[0]['user_id']) ) {
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$_SESSION['user_id_cache'][$usernameClean] = $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, $noCache=false) {
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global $CONFIG_DBTABLEPREFIX;
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//try to use cached value to save an sql query
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if ( !$noCache AND isset($_SESSION['group_id_cache'][$groupName]) ) {
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return $_SESSION['group_id_cache'][$groupName];
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}
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$groupName = OC_DB::escape($groupName);
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$query = "SELECT group_id FROM {$CONFIG_DBTABLEPREFIX}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($result[0]) AND isset($result[0]['group_id']) ) {
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$_SESSION['group_id_cache'][$groupName] = $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, $noCache=false) {
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global $CONFIG_DBTABLEPREFIX;
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//try to use cached value to save an sql query
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if ( !$noCache AND ($name = array_search($groupId,$_SESSION['group_id_cache'])) ) {
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return $name;
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}
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$groupId = (integer)$groupId;
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$query = "SELECT group_name FROM {$CONFIG_DBTABLEPREFIX}groups WHERE group_id = '$groupId' LIMIT 1";
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$result = OC_DB::select($query);
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if ( isset($result[0]) AND isset($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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global $CONFIG_DBTABLEPREFIX;
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$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 * FROM {$CONFIG_DBTABLEPREFIX}user_group WHERE group_id = '$groupId' AND user_id = '$userId';";
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$result = OC_DB::select($query);
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if ( isset($result[0]) AND 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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global $CONFIG_DBTABLEPREFIX;
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if ( !OC_USER::inGroup($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 ( (0 !== $groupId) AND (0 !== $userId) ) {
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$query = "INSERT INTO `{$CONFIG_DBTABLEPREFIX}user_group` (`user_id` ,`group_id`) VALUES ('$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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global $CONFIG_DBTABLEPREFIX;
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$userId = OC_USER::getUserId($username);
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$query = "SELECT group_id FROM {$CONFIG_DBTABLEPREFIX}user_group WHERE user_id = '$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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global $CONFIG_DBTABLEPREFIX;
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$password = sha1($password);
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$userId = OC_USER::getUserId($username);
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$query = "UPDATE {$CONFIG_DBTABLEPREFIX}users SET user_password = '$password' WHERE user_id ='$userId'";
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$result = OC_DB::query($query);
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return $result ? true : false;
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}
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/**
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* Check the password of a user
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*
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*/
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public static function checkPassword($username, $password) {
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global $CONFIG_DBTABLEPREFIX;
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$password = sha1($password);
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$usernameClean = strtolower($username);
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$username = OC_DB::escape($username);
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$usernameClean = OC_DB::escape($usernameClean);
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$query = "SELECT user_id FROM '{$CONFIG_DBTABLEPREFIX}users' WHERE user_name_clean = '$usernameClean' AND user_password = '$password' LIMIT 1";
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$result = OC_DB::select($query);
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if ( isset($result[0]) AND isset($result[0]['user_id']) AND ($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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