<?php

if (Auth::attempt(array('email' => Input::get('email'), 'password' => Input::get('password'))))
{
     return Redirect::intended('/');
}
else
{
    $user = User::where('email', Input::get('email'))->first();
    if( $user && $user->password == md5(Input::get('password')) )
    {
        $user->password = Hash::make(Input::get('password'));
        $user->save();
        Auth::login($user->email);
    }
}