Due to the new advancements Google has made in their Analytics API (Datasource) functionality, the API changed slightly and the code that Felix Geisendorfer had created to work with a CakePHP install wasn't working anymore. He's corrected the problem with this new post with the new code and an example of its use.

In a very productive CakePHP session with nate a couple weeks ago in Atlanta I finally implemented some new HttpSocket stuff that was needed (minimal support for cookies / ssl) for creating the new API as a datasource. Now that its done I'm fairly happy with the outcome of the new API.

You can download the source here and follow his simple two-ish step process for getting it working on your site and with your Google account.