/** Validate that the specified user is the owner of this pet. */
protected void validateOwnership(MemberObject owner) throws InvocationException {
// TODO: if pet is updated or changes hands, we need to update the resolved PetObject
if (_petobj.pet.ownerId != owner.getMemberId()) {
// TODO: allow support personnel?
log.warning(
"Pet handling by non-owner",
"who",
owner.who(),
"pet",
this,
"ownerId",
_petobj.pet.ownerId);
throw new InvocationException(PetCodes.E_INTERNAL_ERROR);
}
}
/** Validate that the specified user is the room owner or the owner of the pet. */
protected void validateRoomOrPetOwnership(MemberObject owner) throws InvocationException {
// normally I always do the cheap compare first, but I'd rather not duplicate
// the code from validateOwnership.
PlaceManager plmgr = _placeReg.getPlaceManager(owner.getPlaceOid());
if ((plmgr instanceof RoomManager) && ((RoomManager) plmgr).canManage(owner)) {
return; // they check out, they're room owners
}
// otherwise...
validateOwnership(owner);
}
/**
* Sets up the necessary bits to follow our owner. If this is not possible, we'll throw an
* invocation exception and shut ourselves down.
*/
protected void startFollowing(MemberObject owner) throws InvocationException {
if (_follow != null) {
log.warning(
"Asked to follow but we're already following!",
"pet",
this,
"target",
owner.who(),
"following",
_follow.who());
throw new InvocationException(PetCodes.E_INTERNAL_ERROR);
}
if (owner.walkingId != 0) {
shutdown(false);
throw new InvocationException(PetCodes.E_ALREADY_WALKING);
}
reinitFollowing(owner);
}
/** Called when we are transferred to a new server, rewires up our following listener. */
public void reinitFollowing(MemberObject owner) {
if (_follow != null) {
log.warning(
"Requested to reinit following but we're already following!?",
"pet",
this,
"target",
owner.who());
return;
}
_follow = owner;
_follow.setWalkingId(_petobj.pet.itemId);
_follow.addListener(
_follist =
new ObjectDeathListener() {
public void objectDestroyed(ObjectDestroyedEvent event) {
// our followee logged off, shut ourselves down
shutdown(false);
}
});
}
/** Handles an order from the specified user on this pet. */
public void orderPet(MemberObject owner, int order) throws InvocationException {
// first validate the permissions
if (order == Pet.ORDER_SLEEP) {
validateRoomOrPetOwnership(owner);
} else {
validateOwnership(owner);
}
// then enact the order
switch (order) {
case Pet.ORDER_SLEEP:
if (_petobj.pet.ownerId != owner.getMemberId()) {
// a non-owner sent the pet to sleep, let's report that
MemberObject realOwner = _locator.lookupMember(_petobj.pet.ownerId);
if (realOwner != null) {
SpeakUtil.sendInfo(
realOwner,
MsoyCodes.GENERAL_MSGS,
MessageUtil.tcompose("m.pet_ordered4_room_mgr", owner.getVisibleName()));
}
}
stopFollowing();
updateUsage(Item.UsedAs.NOTHING, 0);
shutdown(false);
break;
case Pet.ORDER_FOLLOW:
startFollowing(owner);
break;
case Pet.ORDER_GO_HOME:
stopFollowing();
updateUsage(Item.UsedAs.PET, owner.homeSceneId);
if (ScenePlace.getSceneId(_petobj) == owner.homeSceneId) {
// we're already home, yay!
} else if (_sceneReg.getSceneManager(owner.homeSceneId) != null) {
enterRoom(owner.homeSceneId);
} else {
// TODO: if home room is resolved (on any server), instruct it to resolve pet
shutdown(false);
}
break;
case Pet.ORDER_STAY:
// make sure the requester is in a room that they own
PlaceManager plmgr = _placeReg.getPlaceManager(owner.getPlaceOid());
if (!(plmgr instanceof RoomManager)) {
log.info("Owner no longer in a room?", "who", owner.who(), "in", plmgr);
throw new InvocationException(PetCodes.E_INTERNAL_ERROR);
}
((RoomManager) plmgr).requireCanAddPet(owner);
// potentially stop following our owner
stopFollowing();
// note that we want to autoload in this room
updateUsage(Item.UsedAs.PET, ((RoomManager) plmgr).getScene().getId());
break;
default:
log.warning("Received unknown pet order", "from", owner.who(), "order", order);
throw new InvocationException(PetCodes.E_INTERNAL_ERROR);
}
}