Testing a three-legged and two-legged OAuth REST using Drupal 7.x, Services 7.x-3.2, Oauth 7.x-3.0, and PHP Client

This article is based on my drupal community documentation at http://drupal.org/node/1839550.

System

• CentOS 6.3
• PHP 5.3.18
• PECL Oauth extension (install it via command pecl install oauth)
• Drupal-7.17
• Server URL: http://core.zeus.lan (you can use any URL BUT You SHOULD really going for HTTPS). You can read about setting up SSL certificate here
• Client URL: http://localhost/oauth.php (this will be used below)

Modules

• Services-7.x-3.2
• Oauth-7.x-3.0