This is an old post. The information it contains is probably out of date or innacurate
This is a post that was written a long time ago and is only being kept here for posterity. You should probably look up more recent blog posts related to the subject you are researching
Magento Upgrade with Custom Modules Rewrite
The aim of this project was to upgrade a store from 1.3 to 1.5, without losing the functionality of the site. The old version had had its core files modified, requiring a forensic examination of them in order to find and extract what had been changed.
Love My Frames
Love My Frames is run by highly trained technicians with over 40 years’ optical experience, offering the kind of personal service you would normally expect from a high street opticians. Offering the best for considerably less, professional service and door-to-door delivery, they give their customers the ultimate shopping experience online plus the opportunity to purchase the very latest designs at a great price.
The project asked for a clean install and then rewrite of the existing store. The biggest part of the project was taking the existing layered navigation and rewriting it to work on all pages with a custom design.