Meanwhile I started the SourceForge Project for joda (now renamed to ioda).
See details at http://ioda.sourceforge.net/ and https://sourceforge.net/projects/ioda/.
At the moment the interface documentation is insufficient - U know about it! I will do some more docs in the next days...
There is one source packet esspecially made for a Mediawiki test integration: See "ioda_integration_in_mediawiki_example.tar.bz2" in the project files. It contains a Perl importer (cur to joda), a Joda.php file for joda requests from PHP and a patched searchEngine.php (from version 1.2.6)
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