139 lines
3.8 KiB
PHP
139 lines
3.8 KiB
PHP
<?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 Affero 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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*
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* The following SQL statement is just a help for developers and will not be
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* executed!
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*
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* CREATE TABLE `groups` (
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* `gid` varchar(64) COLLATE utf8_unicode_ci NOT NULL,
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* PRIMARY KEY (`gid`)
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* ) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;
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*
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* CREATE TABLE `group_user` (
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* `gid` varchar(64) COLLATE utf8_unicode_ci NOT NULL,
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* `uid` varchar(64) COLLATE utf8_unicode_ci NOT NULL
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* ) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;
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*
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*/
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oc_require_once( 'Group/backend.php' );
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/**
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* Class for group management in a SQL Database (e.g. MySQL, SQLite)
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*
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*/
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class OC_GROUP_DATABASE extends OC_GROUP_BACKEND {
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static private $userGroupCache=array();
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/**
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* Try to create a new group
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*
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* @param string $groupName The name of the group to create
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*/
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public static function createGroup( $gid ){
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$query = OC_DB::prepare( "SELECT * FROM `*PREFIX*groups` WHERE `gid` = ?" );
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$result = $query->execute( $gid );
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if( $result->numRows() > 0 ){
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return false;
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}
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else{
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$query = OC_DB::prepare( "INSERT INTO `*PREFIX*groups` ( `gid` ) VALUES( ? )" );
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$result = $query->prepare( $gid );
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return $result ? true : false;
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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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* @param string $username Name of the user to check
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* @param string $groupName Name of the group
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*/
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public static function inGroup($username,$groupName) {
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$query = OC_DB::prepare( "SELECT * FROM `*PREFIX*group_user` WHERE `gid` = ? AND `uid` = ?" );
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$result = $query->execute( $groupName, $username );
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return $result->numRows() > 0 ? true : false;
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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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* @param string $username Name of the user to add to group
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* @param string $groupName Name of the group in which add the user
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*/
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public static function addToGroup($username, $groupName) {
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if( !OC_USER::inGroup( $username, $groupName )){
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$query = OC_DB::prepare( "INSERT INTO `*PREFIX*group_user` ( `uid`, `gid` ) VALUES( ?, ? )" );
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$result = $query->execute( $username, $groupName );
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}
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}
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/**
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* Remove a user from a group
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*
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* @param string $username Name of the user to remove from group
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* @param string $groupName Name of the group from which remove the user
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*/
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public static function removeFromGroup($username,$groupName){
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$query = OC_DB::prepare( "DELETE FROM `*PREFIX*group_user` WHERE `uid` = ? AND `gid` = ?" );
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$result = $query->execute( $username, $groupName );
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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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* @param string $username Name of the user
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*/
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public static function getUserGroups($username) {
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$query = OC_DB::prepare( "SELECT * FROM `*PREFIX*group_user` WHERE `uid` = ?" );
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$result = $query->execute( $username );
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$groups = array();
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while( $row = $result->fetchRow()){
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$groups[] = $row;
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}
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return $groups;
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}
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/**
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* get a list of all groups
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*
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*/
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public static function getGroups() {
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$query = OC_DB::prepare( "SELECT * FROM `*PREFIX*groups`" );
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$result = $query->execute();
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$groups = array();
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while( $row = $result->fetchRow()){
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$groups[] = $row;
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}
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return $groups;
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}
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}
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