<?php
/**
 * Initializes the database layer
 *
 * @author		Roland Haeder <webmaster@ship-simu.org>
 * @version		0.0.0
 * @copyright	Copyright (c) 2007 - 2009 Roland Haeder, this is free software
 * @license		GNU GPL 3.0 or any newer version
 * @link		http://www.ship-simu.org
 *
 * This program 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.
 *
 * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
 */

// Initialize layer
$layerInstance = null;

// Get config instance
$cfg = FrameworkConfiguration::getInstance();

// Generate FQFN for the database layer
$fqfn = sprintf("%sinc/database/lib-%s.php",
	$cfg->readConfig('base_path'),
	$cfg->readConfig('db_type')
);

// Load the database layer include
if ((file_exists($fqfn)) && (is_file($fqfn)) && (is_readable($fqfn))) {
	// Load the layer
	require_once($fqfn);
} else {
	// Layer is missing!
	ApplicationEntryPoint::app_die(sprintf("[Main:] Database layer is missing! (%s) -&gt; R.I.P.",
		$cfg->readConfig('db_type')
	));
}

// Clean it up
unset($fqfn);

// Prepare database instance
$db = DatabaseConnection::createDatabaseConnection(DebugMiddleware::getInstance(), $layerInstance);

// Is the app variable there and valid?
// @TODO Rewrite this
if (is_object($app)) $app->setDatabaseInstance($db);

// [EOF]
?>