All you'd need to add mapping functionality to your own Ruby on Rails webapp, is (we hope!) this file:

It is a Rails Engine, meant to be unpacked in the "vendor/plugins" directory of your Rails application; you will need the Engines plugin as well. See www.rails-engines.org for more details, or the demo applications for working examples.

The following files comprise the demo download FGS module. You can download them directly if you wish, but please see the instructions for recommended installation procedures.

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