creating a content system

[Manuel Amador]

> >  - it relies on a lot of helper apps; i wonder at the overhead of that
> when I first started development, I begun importing code from other projects 
> like xpdf and antiword in our source tree. The bad things of this approach 
> are not immediately evident, but can be expressed as follows:
> 1. you have to create a branch for every helper you decide to import, in order 
> to have the possibility to adapt the code to Kat's needs. Every time the 
> original code changes, you will have to port the changes to your branch.
> 2. a lot of helpers are written in languages different from C++, making the 
> management of them much more complicated

beagle uses pdftotext as found on the target system.  You could build on
console utilities to extract stuff out of the files you do.  Search
services does the same thing.