First commit

lib/router.php

@@ -0,0 +1,46 @@
+<?php
+
+class Router
+{
+    private $controller = '';
+    private $action = '';
+
+    public function __construct($controller = '', $action = '')
+    {
+        $this->controller = empty($_GET['controller']) ? $controller : $_GET['controller'];
+        $this->action = empty($_GET['action']) ? $controller : $_GET['action'];
+    }
+
+    public function sanitize($value, $default_value)
+    {
+        return ! ctype_alpha($value) || empty($value) ? $default_value : strtolower($value);
+    }
+
+    public function loadController($filename, $class, $method)
+    {
+        if (file_exists($filename)) {
+
+            require $filename;
+
+            if (! method_exists($class, $method)) return false;
+
+            $instance = new $class;
+            $instance->beforeAction($this->controller, $this->action);
+            $instance->$method();
+
+            return true;
+        }
+
+        return false;
+    }
+
+    public function execute()
+    {
+        $this->controller = $this->sanitize($this->controller, 'app');
+        $this->action = $this->sanitize($this->action, 'index');
+
+        if (! $this->loadController('controllers/'.$this->controller.'.php', '\Controller\\'.$this->controller, $this->action)) {
+            die('Page not found!');
+        }
+    }
+}