Initial commit working login mechanism

lib/database.php

@@ -0,0 +1,27 @@
+<?php
+
+/* 
+ * Copyright 2016 Lukas Metzger <developer@lukas-metzger.com>.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+$db = new mysqli($config['db_host'], $config['db_user'], $config['db_password']);
+
+if ($db->connect_error) {
+    die("Connection to database failed");
+}
+
+if(!$db->select_db($config['db_name'])) {
+    die("Database not available");
+}