HipChat internally uses Postgres and Redis, not some proprietary undocumented blob store. While I'm sure that a working applicative export function would make t

HipChat internally uses Postgres and Redis, not some proprietary undocumented blob store. While I'm sure that a working applicative export function would make things easier, I don't see why you can't give Mattermost the relevant read-only credentials to those datastores and let Mattermost read directly from the source.