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Code Issues Projects Releases Wiki Activity

SPIGOT-1841: Implement some of the missing EnderDragon events.

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md_5 2016-03-08 18:50:44 +11:00
parent 3cfd8ca3cb
commit 0705465a75
1 changed files with 96 additions and 1 deletions
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97
nms-patches/EntityEnderDragon.patch
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@ -1,10 +1,105 @@
--- a/net/minecraft/server/EntityEnderDragon.java
+++ b/net/minecraft/server/EntityEnderDragon.java
@@ -5,6 +5,7 @@
@@ -4,7 +4,12 @@
import java.util.List;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
+// CraftBukkit start
+import org.bukkit.event.entity.EntityExplodeEvent;
+import org.bukkit.event.entity.EntityRegainHealthEvent;
+// CraftBukkit end
+// PAIL: Fixme
public class EntityEnderDragon extends EntityInsentient implements IComplex, IMonster {
private static final Logger bH = LogManager.getLogger();
@@ -32,6 +37,7 @@
private final PathPoint[] bM = new PathPoint[24];
private final int[] bN = new int[24];
private final Path bO = new Path();
+ private Explosion explosionSource = new Explosion(null, this, Double.NaN, Double.NaN, Double.NaN, Float.NaN, true, true); // CraftBukkit - reusable source for CraftTNTPrimed.getSource()
public EntityEnderDragon(World world) {
super(world);
@@ -308,7 +314,14 @@
if (this.currentEnderCrystal.dead) {
this.currentEnderCrystal = null;
} else if (this.ticksLived % 10 == 0 && this.getHealth() < this.getMaxHealth()) {
- this.setHealth(this.getHealth() + 1.0F);
+ // CraftBukkit start
+ EntityRegainHealthEvent event = new EntityRegainHealthEvent(this.getBukkitEntity(), 1.0F, EntityRegainHealthEvent.RegainReason.ENDER_CRYSTAL);
+ this.world.getServer().getPluginManager().callEvent(event);
+
+ if (!event.isCancelled()) {
+ this.setHealth((float) (this.getHealth() + event.getAmount()));
+ }
+ // CraftBukkit end
}
}
@@ -381,6 +394,10 @@
int j1 = MathHelper.floor(axisalignedbb.f);
boolean flag = false;
boolean flag1 = false;
+ // CraftBukkit start - Create a list to hold all the destroyed blocks
+ List<org.bukkit.block.Block> destroyedBlocks = new java.util.ArrayList<org.bukkit.block.Block>();
+ org.bukkit.craftbukkit.CraftWorld craftWorld = this.world.getWorld();
+ // CraftBukkit end
for (int k1 = i; k1 <= l; ++k1) {
for (int l1 = j; l1 <= i1; ++l1) {
@@ -394,7 +411,11 @@
flag = true;
} else if (block != Blocks.BARRIER && block != Blocks.OBSIDIAN && block != Blocks.END_STONE && block != Blocks.BEDROCK && block != Blocks.END_PORTAL && block != Blocks.END_PORTAL_FRAME) {
if (block != Blocks.COMMAND_BLOCK && block != Blocks.dc && block != Blocks.dd && block != Blocks.IRON_BARS && block != Blocks.END_GATEWAY) {
- flag1 = this.world.setAir(blockposition) || flag1;
+ // CraftBukkit start - Add blocks to list rather than destroying them
+ // flag1 = this.world.setAir(blockposition) || flag1;
+ flag1 = true;
+ destroyedBlocks.add(craftWorld.getBlockAt(k1, l1, i2));
+ // CraftBukkit end
} else {
flag = true;
}
@@ -406,6 +427,41 @@
}
}
+ // CraftBukkit start - Set off an EntityExplodeEvent for the dragon exploding all these blocks
+ org.bukkit.entity.Entity bukkitEntity = this.getBukkitEntity();
+ EntityExplodeEvent event = new EntityExplodeEvent(bukkitEntity, bukkitEntity.getLocation(), destroyedBlocks, 0F);
+ bukkitEntity.getServer().getPluginManager().callEvent(event);
+ if (event.isCancelled()) {
+ // This flag literally means 'Dragon hit something hard' (Obsidian, White Stone or Bedrock) and will cause the dragon to slow down.
+ // We should consider adding an event extension for it, or perhaps returning true if the event is cancelled.
+ return flag;
+ } else if (event.getYield() == 0F) {
+ // Yield zero ==> no drops
+ for (org.bukkit.block.Block block : event.blockList()) {
+ this.world.setAir(new BlockPosition(block.getX(), block.getY(), block.getZ()));
+ }
+ } else {
+ for (org.bukkit.block.Block block : event.blockList()) {
+ org.bukkit.Material blockId = block.getType();
+ if (blockId == org.bukkit.Material.AIR) {
+ continue;
+ }
+
+ int blockX = block.getX();
+ int blockY = block.getY();
+ int blockZ = block.getZ();
+
+ Block nmsBlock = org.bukkit.craftbukkit.util.CraftMagicNumbers.getBlock(blockId);
+ if (nmsBlock.a(explosionSource)) {
+ nmsBlock.dropNaturally(this.world, new BlockPosition(blockX, blockY, blockZ), nmsBlock.fromLegacyData(block.getData()), event.getYield(), 0);
+ }
+ nmsBlock.wasExploded(world, new BlockPosition(blockX, blockY, blockZ), explosionSource);
+
+ this.world.setAir(new BlockPosition(blockX, blockY, blockZ));
+ }
+ }
+ // CraftBukkit end
+
if (flag1) {
double d0 = axisalignedbb.a + (axisalignedbb.d - axisalignedbb.a) * (double) this.random.nextFloat();
double d1 = axisalignedbb.b + (axisalignedbb.e - axisalignedbb.b) * (double) this.random.nextFloat();