func Add(f *srv.File, uid go9p.User, db *mgo.Database) error {
c := new(Collections)
c.uid = uid
c.db = db
collections, err := db.CollectionNames()
if err != nil {
return err
}
c.collections = make(map[string]*srv.File)
for _, collection := range collections {
if _, err := c.Create(nil, collection, 0); err != nil {
return err
}
}
return c.Add(f, "collections", uid, nil, go9p.DMDIR|0777, c)
}