Find URIs in arbitrary texthttp://search.cpan.org/dist/URI-Find/
This module does one thing: Finds URIs and URLs in plain text. It finds
them quickly and it finds them all (or what URI::URL considers a URI to
be.) It only finds URIs which include a scheme (http:// or the like).
Author: Michael G Schwern with insight from
Uri Gutman, Greg Bacon, Jeff Pinyan, Roderick Schertler and others.