code: def activate_user(self, data):
          
          error = False
          user = self.database.users.find_one_and_update({"activate": data["activate"]}, {"$unset": {"activate": True}})
          if user is None:
              error = True
              msg = _("Invalid activation hash.")
          else:
              msg = _("You are now activated. You can proceed to login.")
  
          return msg, error
docs: Activates user