This is used by ID copy/paste code to detect which IDs from a copy/paste buffer can be used as paste source. Also slightly refactor implementation to handle both fake/extra ID user, and clipboard mark in the same utils function.
This is used by ID copy/paste code to detect which IDs from a copy/paste buffer can be used as paste source. Also slightly refactor implementation to handle both fake/extra ID user, and clipboard mark in the same utils function.