refactoring.

application/config/auth.php

@@ -0,0 +1,44 @@
+<?php
+
+return array(
+
+	/*
+	|--------------------------------------------------------------------------
+	| Retrieve Users By ID
+	|--------------------------------------------------------------------------
+	|
+	| This method is called by the Auth::user() method when attempting to
+	| retrieve a user by their user ID, such as when retrieving a user by the
+	| user ID stored in the session.
+	|
+	| You are free to change this method for your application however you wish.
+	|
+	*/
+
+	'by_id' => function($id)
+	{
+		return User::find($id);
+	},
+
+	/*
+	|--------------------------------------------------------------------------
+	| Retrieve Users By Username
+	|--------------------------------------------------------------------------
+	|
+	| This method is called by the Auth::check() method when attempting to
+	| retrieve a user by their username, such as when checking credentials
+	| received from a login form.
+	|
+	| You are free to change this method for your application however you wish.
+	|
+	| Note: This method must return an object that has "id" and "password"
+	|       properties. The type of object returned does not matter.
+	|
+	*/
+
+	'by_username' => function($username)
+	{
+		return User::where_email($username)->first();
+	},
+
+);