gistfile1.php

public function postLogin() {
		$rules = array("username" => "required", "password" => "required");
		$validator = Validator::make(Input::all(), $rules);

		if ($validator->fails()) {
			return Redirect::route("login")->withErrors($validator);
		}

		$auth = Auth::attempt(array(
				"name" => Input::get("username"),
				"password" => Input::get("password")
			), false);

		if (!$auth) {
			return Redirect::route("login")->withErrors(array(
				"Invalid credentials were provided."
				));
		}

		return Redirect::route("home");
	}