removed 'application' folder to have everything in the root directory

core/Database/MigrationHelper.php

@@ -0,0 +1,65 @@
+<?php
+
+namespace ManiaControl\Database;
+
+use ManiaControl\ManiaControl;
+use ManiaControl\Settings\SettingManager;
+use ManiaControl\Utils\ClassUtil;
+
+/**
+ * Database Migration Assistant
+ *
+ * @author    ManiaControl Team <mail@maniacontrol.com>
+ * @copyright 2014 ManiaControl Team
+ * @license   http://www.gnu.org/licenses/ GNU General Public License, Version 3
+ */
+class MigrationHelper {
+	/*
+	 * Private properties
+	 */
+	/** @var ManiaControl $maniaControl */
+	private $maniaControl = null;
+
+	/**
+	 * Construct a new migration helper instance
+	 *
+	 * @param ManiaControl $maniaControl
+	 */
+	public function __construct(ManiaControl $maniaControl) {
+		$this->maniaControl = $maniaControl;
+	}
+
+	/**
+	 * Transfer the Settings of the given Class to a new One
+	 *
+	 * @param mixed $sourceClass
+	 * @param mixed $targetClass
+	 * @return bool
+	 */
+	public function transferSettings($sourceClass, $targetClass) {
+		$sourceClass = ClassUtil::getClass($sourceClass);
+		$targetClass = ClassUtil::getClass($targetClass);
+
+		$mysqli = $this->maniaControl->getDatabase()->getMysqli();
+
+		$query     = "INSERT IGNORE INTO `" . SettingManager::TABLE_SETTINGS . "`
+				(`class`, `setting`, `type`, `value`, `default`)
+				SELECT ?, `setting`, `type`, `value`, `default`
+				FROM `" . SettingManager::TABLE_SETTINGS . "`
+				WHERE `class` = ?;";
+		$statement = $mysqli->prepare($query);
+		if ($mysqli->error) {
+			trigger_error($mysqli->error);
+			return false;
+		}
+		$statement->bind_param('ss', $targetClass, $sourceClass);
+		$success = $statement->execute();
+		if ($statement->error) {
+			trigger_error($statement->error);
+			$statement->close();
+			return false;
+		}
+		$statement->close();
+		return $success;
+	}
+}