Facebook authentication using Oauth 2.0

I want to access facebook REST API's using PHP OAUTH functions i开发者_如何学运维nstead using their php_sdk. Is there anyone to help me out in this?

You can save the user details in a table as mentioned in http://net.tutsplus.com/tutorials/php/how-to-authenticate-your-users-with-facebook-connect/ and manage sessions from that point effectively to achieve your goal