Google analytics data and d3.js code for Brighton PHP October 2013 (http://brightonphp.org/) meetup.
FFT code from: http://www.phpclasses.org/package/6193-PHP-Compute-the-Fast-Fourier-Transform-of-sampled-data.html Author: Michele Andreoli
Google API client:http://code.google.com/p/google-api-php-client/
This sample code takes Google Analytics data visits per hour Saves data to json format Processes data Presents data using d3.js
Jason Bailey October 2013.