Facebook® Application Development For Dummies®

Digg.com

Digg (www.digg.com) is also one of my favorite Facebook integrations. (See Figure 17-4.) Digg doesn't boast much about it in public, but it really is one of the most brilliant uses of Facebook I've come across. Here are some of the things that Digg does with Facebook that impress me:

• Offers one-click login and registration: When you register or log in to Digg, you are given the option to just log in using your Facebook account. Clicking the “Login with Facebook” button takes you to your Facebook login page. Facebook authenticates you and takes you straight back to Digg, logged in if your Facebook authentication was successful.
• Allows automatic friend addition: The minute that you log in or register through Digg, you're immediately given the option to follow your friends on Facebook through Digg. You can also select a check box to automatically follow new friends who log in through Facebook on Digg. This means that any new friend you add on Facebook will automatically be added to Digg. In addition, every time you log in, you'll immediately be presented with a list of Diggs that your friends have posted instead of just the top news feed.
• Shares to Facebook: Digg has gone back and forth on this over the years. It used to be when you dug an article, you could set it to post that to Facebook. As I write this, I can't find that. However, you are presented with an option to share with your friends that you are on Facebook. When you click it, you are given the Facebook stream.publish ...