/**
* This method is used to drop the CW from a monster.<br>
* It drops the item on ground, and broadcast earthquake && red sky animations.
*
* @param attackable : The monster who dropped CW.
* @param player : The player who killed the monster.
*/
private void dropFromMob(L2Attackable attackable, L2PcInstance player) {
_isActivated = false;
// get position
int x = attackable.getX() + Rnd.get(-70, 70);
int y = attackable.getY() + Rnd.get(-70, 70);
int z = GeoData.getInstance().getHeight(x, y, attackable.getZ());
// create item and drop it
_item = ItemTable.getInstance().createItem("CursedWeapon", _itemId, 1, player, attackable);
_item.setDestroyProtected(true);
_item.dropMe(attackable, x, y, z);
// RedSky and Earthquake
Broadcast.toAllOnlinePlayers(new ExRedSky(10));
Broadcast.toAllOnlinePlayers(new Earthquake(x, y, z, 14, 3));
_isDropped = true;
SystemMessage sm =
SystemMessage.getSystemMessage(SystemMessageId.S2_WAS_DROPPED_IN_THE_S1_REGION);
sm.addZoneName(player.getX(), player.getY(), player.getZ());
sm.addItemName(_itemId);
Broadcast.toAllOnlinePlayers(sm);
}
@Override
public String onAttack(L2Npc npc, L2PcInstance player, int damage, boolean isPet) {
if (player == null) return null;
// Retrieve the attacker.
final L2Character originalAttacker = (isPet ? player.getPet() : player);
// Make all mobs found in a radius 2k aggressive towards attacker.
for (L2Attackable obj : player.getKnownList().getKnownTypeInRadius(L2Attackable.class, 2000)) {
if (obj.isDead() || obj == npc) continue;
obj.getAI().notifyEvent(CtrlEvent.EVT_AGGRESSION, originalAttacker, 1);
}
return null;
}
@Override
public String onItemUse(ItemInstance item, L2PcInstance user, L2Object target) {
// Caster is dead.
if (user.isDead()) return null;
// No target, or target isn't an L2Attackable.
if (target == null || !(target instanceof L2Attackable)) return null;
final L2Attackable mob = ((L2Attackable) target);
// Mob is dead or not registered in _npcInfos.
if (mob.isDead() || !SoulCrystalsTable.getNpcInfos().containsKey(mob.getNpcId())) return null;
// Add user to mob's absorber list.
mob.addAbsorber(user, item);
return null;
}
/**
* Monster runs and attacks the playable.
*
* @param npc The npc to use.
* @param playable The victim.
* @param aggro The aggro to add, 999 if not given.
*/
public static void attack(L2Attackable npc, L2Playable playable, int aggro) {
npc.setIsRunning(true);
npc.addDamageHate(playable, 0, (aggro <= 0) ? 999 : aggro);
npc.getAI().setIntention(CtrlIntention.ATTACK, playable);
}
/**
* Define the Soul Crystal and try to stage it. Checks for quest enabled, crystal(s) in inventory,
* required usage of crystal, mob's ability to level crystal and mob vs player level gap.
*
* @param player : The player to make checks on.
* @param mob : The mob to make checks on.
* @param npcInfo : The mob's leveling informations.
* @param chance : Input variable used to determine keep/stage/break of the crystal.
* @return Returns true only, when crystal is staged or broken (aka any type of crystal change is
* made), else returns false.
*/
private void tryToStageCrystal(
L2PcInstance player, L2Attackable mob, LevelingInfo npcInfo, int chance) {
SoulCrystalData crystalData = null;
ItemInstance crystalItem = null;
// Iterate through player's inventory to find crystal(s).
for (ItemInstance item : player.getInventory().getItems()) {
SoulCrystalData data = SoulCrystalsTable.getSoulCrystalInfos().get(item.getItemId());
if (data == null) continue;
// More crystals found.
if (crystalData != null) {
// Leveling requires soul crystal being used?
if (npcInfo.skillRequired()) {
// Absorb list contains killer and his AbsorbInfo is registered.
final AbsorbInfo ai = mob.getAbsorbInfo(player.getObjectId());
if (ai != null && ai.isRegistered())
player.sendPacket(SystemMessageId.SOUL_CRYSTAL_ABSORBING_FAILED_RESONATION);
} else player.sendPacket(SystemMessageId.SOUL_CRYSTAL_ABSORBING_FAILED_RESONATION);
return;
}
crystalData = data;
crystalItem = item;
}
// No crystal found, return without any notification.
if (crystalData == null || crystalItem == null) return;
// Leveling requires soul crystal being used?
if (npcInfo.skillRequired()) {
// Absorb list doesn't contain killer or his AbsorbInfo is not registered.
final AbsorbInfo ai = mob.getAbsorbInfo(player.getObjectId());
if (ai == null || !ai.isRegistered()) return;
// Check if Absorb list contains valid crystal and whether it was used properly.
if (!ai.isValid(crystalItem.getObjectId())) {
player.sendPacket(SystemMessageId.SOUL_CRYSTAL_ABSORBING_REFUSED);
return;
}
}
// Check, if npc stages this type of crystal.
if (!npcInfo.isInLevelList(crystalData.getLevel())) {
player.sendPacket(SystemMessageId.SOUL_CRYSTAL_ABSORBING_REFUSED);
return;
}
// Check level difference limitation, dark blue monsters does not stage.
if (player.getLevel() - mob.getLevel() > 8) {
player.sendPacket(SystemMessageId.SOUL_CRYSTAL_ABSORBING_REFUSED);
return;
}
// Lucky, crystal successfully stages.
if (chance < npcInfo.getChanceStage()) exchangeCrystal(player, crystalData, true);
// Bad luck, crystal accidentally breaks.
else if (chance < (npcInfo.getChanceStage() + npcInfo.getChanceBreak()))
exchangeCrystal(player, crystalData, false);
// Bad luck, crystal doesn't stage.
else player.sendPacket(SystemMessageId.SOUL_CRYSTAL_ABSORBING_FAILED);
}
@Override
public String onSpawn(L2Npc npc) {
if (npc instanceof L2Attackable) ((L2Attackable) npc).seeThroughSilentMove(true);
return super.onSpawn(npc);
}