func locationUpdate(db data.DB, u *models.User, e *models.Event) {
loc, _ := e.Location(db)
p, err := user.Profile(db, u)
if err == data.ErrNotFound {
p = models.NewProfile()
p.CreatedAt = time.Now()
p.UpdatedAt = p.CreatedAt
p.SetID(db.NewID())
p.SetOwner(u)
}
p.SetLocation(loc)
db.Save(p)
}
