How to add attribute into component option using ruby?

[MikeWayzovski]

The native export to ifc is still broken:

Proper ifc Export with mapping from Sketchup to ifc-Attributes

Sketchup Pro is a great potential for ifc Based BiM-Workflows and is just missing a proper export following the ifc standards. The ifc-filstructure is based on the structure of the Outliner. So to model for ifc Export, you have to model from the inside out. model the Wall, Columns, Rooms → the Instancename is the ifcName/Number Attribute but the ifcDescribtion, ifcTyp, Material, Layer is not exportet. The following mapping would be nice Component Description → ifcDescription Layer the comp…