develop spider/crawler

To develop a shell script to do the following: - Given a search term (e.g. as command line argument), iterate over google results - When one of these results is a Facebook page link, use the Facebook API to collect e-mail and address/city/zip code - Write to standard output the name of the company, the e-mail address (if present) and the street address (if present) Requirements: - Written in Python, Perl or Ruby - Software must be runnable on Mac OS X or Linux - You provide us with the source code and intellectual property rights