* @version 0.3.0 * @copyright Copyright(c) 2007, 2008 Roland Haeder, this is free software * @license GNU GPL 3.0 or any newer version * @link http://www.mxchange.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 . */ // Initialize layer $layer = null; // Is the type defined? if (!defined('_DB_TYPE')) { // Abort here ApplicationEntryPoint::app_die("[Main:] Please define a database type first!
E.g.:
$GLOBALS['cfg']->defineDatabaseType("local");
This will choose the local-file-based database type (layer)"); } // Generate FQFN for the database layer $INC = sprintf("%sinc/database/lib-%s%s", PATH, _DB_TYPE, FrameworkConfiguration::getInstance()->readConfig("php_extension")); // Load the database layer include if ((file_exists($INC)) && (is_file($INC)) && (is_readable($INC))) { // Load the layer require_once($INC); } else { // Layer is missing! ApplicationEntryPoint::app_die(sprintf("[Main:] Database layer is missing! (%s) -> R.I.P.", _DB_TYPE )); } // Clean it up unset($INC); // Prepare database instance try { $db = DatabaseConnection::createDatabaseConnection(DebugMiddleware::getInstance(), $layer); } catch (NullPointerException $e) { ApplicationEntryPoint::app_die(sprintf("[Main:] Datenbank-System nicht initialisiert. Reason: %s
\n", $e->getMessage() )); } catch (InvalidDirectoryResourceException $e) { ApplicationEntryPoint::app_die(sprintf("[Main:] Datenbank-System nicht initialisiert. Reason: %s
\n", $e->getMessage() )); } catch (PathIsEmptyException $e) { ApplicationEntryPoint::app_die(sprintf("[Main:] Datenbank-System nicht initialisiert. Reason: %s
\n", $e->getMessage() )); } catch (PathIsNoDirectoryException $e) { ApplicationEntryPoint::app_die(sprintf("[Main:] Datenbank-System nicht initialisiert. Reason: %s
\n", $e->getMessage() )); } catch (PathReadProtectedException $e) { ApplicationEntryPoint::app_die(sprintf("[Main:] Datenbank-System nicht initialisiert. Reason: %s
\n", $e->getMessage() )); } catch (DirPointerNotOpenedException $e) { ApplicationEntryPoint::app_die(sprintf("[Main:] Datenbank-System nicht initialisiert. Reason: %s
\n", $e->getMessage() )); } // Datenbankobjekt debuggen if (defined('DEBUG_DATABASE_OBJ')) { DebugMiddleware::getInstance()->output(sprintf("Die Datenbank-Schicht sieht wie folgt aus:
%s
\n", print_r($db, true) )); } // [EOF] ?>