127 lines
3.5 KiB
PHP
127 lines
3.5 KiB
PHP
<?php
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/**
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* This file is part of the Froxlor project.
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* Copyright (c) 2010 the Froxlor Team (see authors).
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*
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* For the full copyright and license information, please view the COPYING
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* file that was distributed with this source code. You can also view the
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* COPYING file online at http://files.froxlor.org/misc/COPYING.txt
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*
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* @copyright (c) the authors
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* @author Michael Kaufmann <mkaufmann@nutime.de>
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* @author Froxlor team <team@froxlor.org> (2010-)
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* @license GPLv2 http://files.froxlor.org/misc/COPYING.txt
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* @package Classes
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*
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* @since 0.9.31
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*
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*/
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/**
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* Class DbManager
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*
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* Wrapper-class for database-management like creating
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* and removing databases, users and permissions
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*
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* @copyright (c) the authors
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* @author Michael Kaufmann <mkaufmann@nutime.de>
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* @author Froxlor team <team@froxlor.org> (2010-)
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* @license GPLv2 http://files.froxlor.org/misc/COPYING.txt
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* @package Classes
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*/
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class DbManager {
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/**
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* FroxlorLogger object
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* @var object
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*/
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private $_log = null;
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/**
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* Manager object
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* @var object
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*/
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private $_manager = null;
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/**
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* main constructor
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*
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* @param FroxlorLogger $log
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*/
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public function __construct(&$log = null) {
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$this->_log = $log;
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$this->_setManager();
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}
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/**
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* creates a new database and a user with the
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* same name with all privileges granted on the db.
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* DB-name and user-name are being generated and
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* the password for the user will be set
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*
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* @param string $loginname
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* @param string $password
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* @param int $last_accnumber
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*
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* @return string|bool $username if successful or false of username is equal to the password
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*/
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public function createDatabase($loginname = null, $password = null, $last_accnumber = 0) {
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Database::needRoot(true);
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// check whether we shall create a random username
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if (strtoupper(Settings::Get('customer.mysqlprefix')) == 'RANDOM') {
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// get all usernames from db-manager
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$allsqlusers = $this->getManager()->getAllSqlUsers();
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// generate random username
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$username = $loginname . '-' . substr(md5(uniqid(microtime(), 1)), 20, 3);
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// check whether it exists on the DBMS
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while (in_array($username , $allsqlusers)) {
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$username = $loginname . '-' . substr(md5(uniqid(microtime(), 1)), 20, 3);
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}
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} else {
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$username = $loginname . Settings::Get('customer.mysqlprefix') . (intval($last_accnumber) + 1);
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}
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// don't use a password that is the same as the username
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if ($username == $password) {
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return false;
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}
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// now create the database itself
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$this->getManager()->createDatabase($username);
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$this->_log->logAction(USR_ACTION, LOG_INFO, "created database '" . $username . "'");
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// and give permission to the user on every access-host we have
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foreach (array_map('trim', explode(',', Settings::Get('system.mysql_access_host'))) as $mysql_access_host) {
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$this->getManager()->grantPrivilegesTo($username, $password, $mysql_access_host);
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$this->_log->logAction(USR_ACTION, LOG_NOTICE, "grant all privileges for '" . $username . "'@'" . $mysql_access_host . "'");
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}
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$this->getManager()->flushPrivileges();
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Database::needRoot(false);
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return $username;
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}
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/**
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* returns the manager-object
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* from where we can control it
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*/
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public function getManager() {
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return $this->_manager;
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}
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/**
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* set manager-object by type of
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* dbms: mysql only for now
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*
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* sets private $_manager variable
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*/
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private function _setManager() {
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// TODO read different dbms from settings later
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$this->_manager = new DbManagerMySQL($this->_log);
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}
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} |