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<?php
// EasyGiant, a web software to build a community of people that want to share their hardware information.
// Copyright (C) 2009 - 2010 Antonio Gallo (h-source-copyright.txt)
//
// This file is part of EasyGiant
//
// EasyGiant is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// EasyGiant 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with EasyGiant. If not, see <http://www.gnu.org/licenses/>.
if (!defined('EG')) die('Direct access not allowed!');
//class to create the database layer class
class Factory_Db {
//start the database connection
//$dbType: mysql,mysqli,pg
//$dbArrayParams: array containing the HOST, the USER, the PWD, and the DB of the database (see config.php)
public static function getInstance($dbType,$dbArrayParams = array()) {
if (!in_array($dbType,Params::$allowedDb)) {
throw new Exception('error in ' . __METHOD__ . ' : the database type has to be '.implode(' or ',Params::$allowedDb));
}
switch ($dbType) {
case 'Mysql':
return call_user_func_array(array('Db_'.$dbType,'getInstance'),$dbArrayParams);
break;
case 'Mysqli':
return call_user_func_array(array('Db_'.$dbType,'getInstance'),$dbArrayParams);
break;
case 'None':
return null;
break;
}
}
//close the database connection
public static function disconnect($dbType)
{
if (!in_array($dbType,Params::$allowedDb)) {
throw new Exception('error in ' . __METHOD__ . ' : the database type has to be '.implode(' or ',Params::$allowedDb));
}
switch ($dbType) {
case 'Mysql':
$mysql = Db_Mysql::getInstance();
$mysql->disconnect();
break;
case 'Mysqli':
$mysqli = Db_Mysqli::getInstance();
$mysqli->disconnect();
break;
case 'None':
return null;
break;
}
}
}
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