As the exporter worked for me, what is missing in the zymscript? for me it does write the "mesh" and the "scene" lines.
As for origin, rotate, scale: this should not really be necessary in the exporter, as you should be able to apply a shift, a rotation, or a scale in Blender too.
If you were referring to the fps and the "noloop" info, you can name your actions so it can find out these values (and also order them the right way).
I made a list of all action names to use:
http://www.forums.alientrap.local/viewtopi ... 8610#48610