Along with your newfound MVC skills and Zend database skills, you've become more comfortable with the MVC style with the added
FeedController and associated views. You've also mastered the
Zend_Feed class by retrieving RSS feeds from the Internet. Additionally, you've learned how to use helper functions of the
Zend_Filter_Input class to help validate input data easily.
Part 4 shows where you'll use the
Zend_HTTPClient class to retrieve and store entire articles (feed entries) in the database, and add subscribable websites that don't support RSS feeds into the feed-reader interface, whose contents will also be optionally savable into the database using the