/
EntityDeathScriptEvent.java
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/
EntityDeathScriptEvent.java
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package net.aufdemrand.denizen.events.entity;
import net.aufdemrand.denizen.BukkitScriptEntryData;
import net.aufdemrand.denizen.events.BukkitScriptEvent;
import net.aufdemrand.denizen.objects.dEntity;
import net.aufdemrand.denizen.objects.dInventory;
import net.aufdemrand.denizen.objects.dItem;
import net.aufdemrand.denizen.objects.dPlayer;
import net.aufdemrand.denizen.utilities.DenizenAPI;
import net.aufdemrand.denizencore.objects.Element;
import net.aufdemrand.denizencore.objects.aH;
import net.aufdemrand.denizencore.objects.dList;
import net.aufdemrand.denizencore.objects.dObject;
import net.aufdemrand.denizencore.scripts.ScriptEntryData;
import net.aufdemrand.denizencore.scripts.containers.ScriptContainer;
import net.aufdemrand.denizencore.utilities.CoreUtilities;
import org.bukkit.Bukkit;
import org.bukkit.entity.LivingEntity;
import org.bukkit.event.EventHandler;
import org.bukkit.event.EventPriority;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.EntityDamageByEntityEvent;
import org.bukkit.event.entity.EntityDamageEvent;
import org.bukkit.event.entity.EntityDeathEvent;
import org.bukkit.event.entity.PlayerDeathEvent;
import org.bukkit.inventory.ItemStack;
import java.util.ArrayList;
import java.util.List;
public class EntityDeathScriptEvent extends BukkitScriptEvent implements Listener {
// <--[event]
// @Events
// entity death (in <area>)
// entity dies (in <area>)
// <entity> dies (in <area>)
// <entity> death (in <area>)
//
// @Cancellable true
//
// @Regex ^on [^\s]+ (death|dies)( in ((notable (cuboid|ellipsoid))|([^\s]+)))?$
//
// @Triggers when an entity dies.
//
// @Context
// <context.entity> returns the dEntity that died.
// <context.damager> returns the dEntity damaging the other entity, if any.
// <context.message> returns an Element of a player's death message.
// <context.inventory> returns the dInventory of the entity if it was a player.
// <context.cause> returns an Element of the cause of the death. See <@link language damage cause> for a list of possible damage causes.
// <context.drops> returns a dList of all pending item drops.
// <context.xp> returns an Element of the amount of experience to be dropped.
//
// @Determine
// Element to change the death message.
// "NO_DROPS" to specify that any drops should be removed.
// "NO_DROPS_OR_XP" to specify that any drops or XP orbs should be removed.
// "NO_XP" to specify that any XP orbs should be removed.
// dList(dItem) to specify new items to be dropped.
// Element(Number) to specify the new amount of XP to be dropped.
// "KEEP_INV" to specify (if a player death) that the inventory should be kept.
// "KEEP_LEVEL" to specify (if a player death) that the XP level should be kept.
// Note that the event can be cancelled to hide a player death message.
//
// @Player when the entity that died is a player.
//
// @NPC when the entity that died is an NPC.
//
// -->
public EntityDeathScriptEvent() {
instance = this;
}
public static EntityDeathScriptEvent instance;
public dEntity entity;
public dObject damager;
public Element message;
public dInventory inventory;
public Element cause;
public dList drops;
public List<dItem> dropItems;
public Integer xp;
public boolean keep_inv;
public boolean keep_level;
public EntityDeathEvent event;
@Override
public boolean couldMatch(ScriptContainer scriptContainer, String s) {
String cmd = CoreUtilities.getXthArg(1, CoreUtilities.toLowerCase(s));
return cmd.equals("dies") || cmd.equals("death");
}
@Override
public boolean matches(ScriptContainer scriptContainer, String s) {
String lower = CoreUtilities.toLowerCase(s);
String target = CoreUtilities.getXthArg(0, lower);
if (!tryEntity(entity, target)) {
return false;
}
if (!runInCheck(scriptContainer, s, lower, entity.getLocation())) {
return false;
}
return true;
}
@Override
public String getName() {
return "EntityDies";
}
@Override
public void init() {
Bukkit.getServer().getPluginManager().registerEvents(this, DenizenAPI.getCurrentInstance());
}
@Override
public void destroy() {
EntityDeathEvent.getHandlerList().unregister(this);
}
@Override
public boolean applyDetermination(ScriptContainer container, String determination) {
// finish this
String lower = CoreUtilities.toLowerCase(determination);
// Deprecated
if (lower.startsWith("drops ")) {
lower = lower.substring(6);
determination = determination.substring(6);
}
//Handle no_drops and no_drops_or_xp and just no_xp
if (lower.startsWith("no_drops")) {
drops.clear();
dropItems = new ArrayList<dItem>();
if (lower.endsWith("_or_xp")) {
xp = 0;
}
}
else if (lower.equals("no_xp")) {
xp = 0;
}
else if (lower.equals("keep_inv")) {
keep_inv = true;
}
else if (lower.equals("keep_level")) {
keep_level = true;
}
// Change xp value only
else if (aH.matchesInteger(determination)) {
xp = aH.Argument.valueOf(lower).asElement().asInt();
}
// Change dropped items if dList detected
else if (aH.Argument.valueOf(lower).matchesArgumentList(dItem.class)) {
drops.clear();
dropItems = new ArrayList<dItem>();
dList drops_list = dList.valueOf(determination);
drops_list.filter(dItem.class);
for (String drop : drops_list) {
dItem item = dItem.valueOf(drop);
if (item != null) {
dropItems.add(item);
drops.add(item.identify());
}
}
}
else if (determination.equalsIgnoreCase("cancelled")) {
cancelled = true;
}
// String containing new Death Message
else if (event instanceof PlayerDeathEvent) {
message = new Element(determination);
}
else {
return super.applyDetermination(container, determination);
}
return true;
}
@Override
public ScriptEntryData getScriptEntryData() {
return new BukkitScriptEntryData(entity.isPlayer() ? dEntity.getPlayerFrom(event.getEntity()) : null,
entity.isCitizensNPC() ? dEntity.getNPCFrom(event.getEntity()) : null);
}
@Override
public dObject getContext(String name) {
if (name.equals("entity")) {
return entity.getDenizenObject();
}
else if (name.equals("damager") && damager != null) {
return damager;
}
else if (name.equals("message") && message != null) {
return message;
}
else if (name.equals("inventory") && inventory != null) {
return inventory;
}
else if (name.equals("cause") && cause != null) {
return cause;
}
else if (name.equals("drops") && drops != null) {
return drops;
}
else if (name.equals("xp") && xp != null) {
return new Element(xp);
}
return super.getContext(name);
}
@EventHandler(priority = EventPriority.LOW)
public void onEntityDeath(EntityDeathEvent event) {
LivingEntity livingEntity = event.getEntity();
dEntity.rememberEntity(livingEntity);
entity = new dEntity(livingEntity);
dPlayer player = null;
if (entity.isPlayer()) {
player = entity.getDenizenPlayer();
}
cause = null;
damager = null;
EntityDamageEvent lastDamage = entity.getBukkitEntity().getLastDamageCause();
if (lastDamage != null) {
cause = new Element(event.getEntity().getLastDamageCause().getCause().toString());
if (lastDamage instanceof EntityDamageByEntityEvent) {
dEntity damageEntity = new dEntity(((EntityDamageByEntityEvent) lastDamage).getDamager());
dEntity shooter = damageEntity.getShooter();
if (shooter != null) {
damager = shooter.getDenizenObject();
}
else {
damager = damageEntity.getDenizenObject();
}
}
else if (livingEntity.getKiller() != null) {
damager = new dEntity(livingEntity.getKiller()).getDenizenObject();
}
}
message = null;
inventory = null;
PlayerDeathEvent subEvent = null;
if (event instanceof PlayerDeathEvent) {
subEvent = (PlayerDeathEvent) event;
message = new Element(subEvent.getDeathMessage());
// Null check to prevent NPCs from causing an NPE
if (player != null) {
inventory = player.getInventory();
}
keep_inv = subEvent.getKeepInventory();
keep_level = subEvent.getKeepLevel();
}
drops = new dList();
for (ItemStack stack : event.getDrops()) {
if (stack == null) {
drops.add("i@air");
}
else {
drops.add(new dItem(stack).identify());
}
}
cancelled = false;
dropItems = null;
xp = event.getDroppedExp();
this.event = event;
fire();
event.setDroppedExp(xp);
if (dropItems != null) {
event.getDrops().clear();
for (dItem drop : dropItems) {
if (drop != null) {
event.getDrops().add(drop.getItemStack());
}
}
}
if (subEvent != null) {
subEvent.setKeepInventory(keep_inv);
subEvent.setKeepLevel(keep_level);
if (message != null) {
subEvent.setDeathMessage(message.asString());
}
if (cancelled) {
subEvent.setDeathMessage(null);
}
}
dEntity.forgetEntity(livingEntity);
}
}