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KCauldron-minecraft-server/patches/net/minecraft/entity/boss/EntityDragon.java.patch

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--- ../src-base/minecraft/net/minecraft/entity/boss/EntityDragon.java
+++ ../src-work/minecraft/net/minecraft/entity/boss/EntityDragon.java
@@ -22,6 +22,19 @@
import net.minecraft.world.Explosion;
import net.minecraft.world.World;
+// CraftBukkit start
+import net.minecraft.entity.player.EntityPlayerMP;
+import net.minecraft.network.play.server.S23PacketBlockChange;
+import org.bukkit.block.BlockState;
+import org.bukkit.craftbukkit.event.CraftEventFactory;
+import org.bukkit.craftbukkit.util.BlockStateListPopulator;
+import org.bukkit.event.entity.EntityCreatePortalEvent;
+import org.bukkit.event.entity.EntityExplodeEvent;
+import org.bukkit.event.entity.EntityRegainHealthEvent;
+import org.bukkit.event.entity.EntityTargetEvent;
+import org.bukkit.Bukkit;
+// CraftBukkit end
+
public class EntityDragon extends EntityLiving implements IBossDisplayData, IEntityMultiPart, IMob
{
public double targetX;
@@ -44,6 +57,7 @@
private Entity target;
public int deathTicks;
public EntityEnderCrystal healingEnderCrystal;
+ private Explosion explosionSource = new Explosion(null, this, Double.NaN, Double.NaN, Double.NaN, Float.NaN); // CraftBukkit - reusable source for CraftTNTPrimed.getSource()
private static final String __OBFID = "CL_00001659";
public EntityDragon(World p_i1700_1_)
@@ -355,14 +369,25 @@
{
if (!this.worldObj.isRemote)
{
- this.attackEntityFromPart(this.dragonPartHead, DamageSource.setExplosionSource((Explosion)null), 10.0F);
+ CraftEventFactory.entityDamage = this.healingEnderCrystal; // CraftBukkit
+ this.attackEntityFromPart(this.dragonPartHead, DamageSource.setExplosionSource((Explosion) null), 10.0F);
+ CraftEventFactory.entityDamage = null; // CraftBukkit
}
this.healingEnderCrystal = null;
}
else if (this.ticksExisted % 10 == 0 && this.getHealth() < this.getMaxHealth())
{
- this.setHealth(this.getHealth() + 1.0F);
+ // CraftBukkit start
+ EntityRegainHealthEvent event = new EntityRegainHealthEvent(this.getBukkitEntity(), 1.0D, EntityRegainHealthEvent.RegainReason.ENDER_CRYSTAL);
+ this.worldObj.getServer().getPluginManager().callEvent(event);
+
+ if (!event.isCancelled())
+ {
+ this.setHealth((float)(this.getHealth() + event.getAmount()));
+ }
+
+ // CraftBukkit end
}
}
@@ -429,7 +454,24 @@
if (this.rand.nextInt(2) == 0 && !this.worldObj.playerEntities.isEmpty())
{
- this.target = (Entity)this.worldObj.playerEntities.get(this.rand.nextInt(this.worldObj.playerEntities.size()));
+ // CraftBukkit start
+ Entity target = (Entity) this.worldObj.playerEntities.get(this.rand.nextInt(this.worldObj.playerEntities.size()));
+ EntityTargetEvent event = new EntityTargetEvent(this.getBukkitEntity(), target.getBukkitEntity(), EntityTargetEvent.TargetReason.RANDOM_TARGET);
+ this.worldObj.getServer().getPluginManager().callEvent(event);
+
+ if (!event.isCancelled())
+ {
+ if (event.getTarget() == null)
+ {
+ this.target = null;
+ }
+ else
+ {
+ this.target = ((org.bukkit.craftbukkit.entity.CraftEntity) event.getTarget()).getHandle();
+ }
+ }
+
+ // CraftBukkit end
}
else
{
@@ -468,6 +510,10 @@
int j1 = MathHelper.floor_double(p_70972_1_.maxZ);
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.worldObj.getWorld();
+ // CraftBukkit end
for (int k1 = i; k1 <= l; ++k1)
{
@@ -481,7 +527,11 @@
{
if (block.canEntityDestroy(worldObj, k1, l1, i2, this) && this.worldObj.getGameRules().getGameRuleBooleanValue("mobGriefing"))
{
- flag1 = this.worldObj.setBlockToAir(k1, l1, i2) || flag1;
+ // CraftBukkit start - Add blocks to list rather than destroying them
+ // flag1 = this.world.setAir(k1, l1, i2) || flag1;
+ flag1 = true;
+ destroyedBlocks.add(craftWorld.getBlockAt(k1, l1, i2));
+ // CraftBukkit end
}
else
{
@@ -494,6 +544,52 @@
if (flag1)
{
+ // 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);
+ Bukkit.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.worldObj.setBlockToAir(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.canDropFromExplosion(explosionSource))
+ {
+ nmsBlock.dropBlockAsItemWithChance(this.worldObj, blockX, blockY, blockZ, block.getData(), event.getYield(), 0);
+ }
+
+ nmsBlock.onBlockDestroyedByExplosion(worldObj, blockX, blockY, blockZ, explosionSource);
+ this.worldObj.setBlockToAir(blockX, blockY, blockZ);
+ }
+ }
+
+ // CraftBukkit end
double d1 = p_70972_1_.minX + (p_70972_1_.maxX - p_70972_1_.minX) * (double)this.rand.nextFloat();
double d2 = p_70972_1_.minY + (p_70972_1_.maxY - p_70972_1_.minY) * (double)this.rand.nextFloat();
double d0 = p_70972_1_.minZ + (p_70972_1_.maxZ - p_70972_1_.minZ) * (double)this.rand.nextFloat();
@@ -531,13 +627,18 @@
return false;
}
- protected boolean func_82195_e(DamageSource p_82195_1_, float p_82195_2_)
+ public boolean func_82195_e(DamageSource p_82195_1_, float p_82195_2_) // CraftBukkit - protected -> public
{
return super.attackEntityFrom(p_82195_1_, p_82195_2_);
}
protected void onDeathUpdate()
{
+ if (this.isDead)
+ {
+ return; // CraftBukkit - can't kill what's already dead
+ }
+
++this.deathTicks;
if (this.deathTicks >= 180 && this.deathTicks <= 200)
@@ -555,7 +656,7 @@
{
if (this.deathTicks > 150 && this.deathTicks % 5 == 0)
{
- i = 1000;
+ i = this.expToDrop / 12; // CraftBukkit - drop experience as dragon falls from sky. use experience drop from death event. This is now set in getExpReward()
while (i > 0)
{
@@ -576,7 +677,7 @@
if (this.deathTicks == 200 && !this.worldObj.isRemote)
{
- i = 2000;
+ i = this.expToDrop - (10 * this.expToDrop / 12); // CraftBukkit - drop the remaining experience
while (i > 0)
{
@@ -595,6 +696,8 @@
byte b0 = 64;
BlockEndPortal.field_149948_a = true;
byte b1 = 4;
+ // CraftBukkit start - Replace any "this.world" in the following with just "world"!
+ BlockStateListPopulator world = new BlockStateListPopulator(this.worldObj.getWorld());
for (int k = b0 - 1; k <= b0 + 32; ++k)
{
@@ -641,6 +744,35 @@
this.worldObj.setBlock(p_70975_1_, b0 + 2, p_70975_2_ + 1, Blocks.torch);
this.worldObj.setBlock(p_70975_1_, b0 + 3, p_70975_2_, Blocks.bedrock);
this.worldObj.setBlock(p_70975_1_, b0 + 4, p_70975_2_, Blocks.dragon_egg);
+ EntityCreatePortalEvent event = new EntityCreatePortalEvent((org.bukkit.entity.LivingEntity) this.getBukkitEntity(), java.util.Collections.unmodifiableList(world.getList()), org.bukkit.PortalType.ENDER);
+ this.worldObj.getServer().getPluginManager().callEvent(event);
+
+ if (!event.isCancelled())
+ {
+ for (BlockState state : event.getBlocks())
+ {
+ state.update(true);
+ }
+ }
+ else
+ {
+ for (BlockState state : event.getBlocks())
+ {
+ S23PacketBlockChange packet = new S23PacketBlockChange(state.getX(), state.getY(), state.getZ(), this.worldObj);
+
+ for (Iterator it = this.worldObj.playerEntities.iterator(); it.hasNext();)
+ {
+ EntityPlayer entity = (EntityPlayer) it.next();
+
+ if (entity instanceof EntityPlayerMP)
+ {
+ ((EntityPlayerMP) entity).playerNetServerHandler.sendPacket(packet);
+ }
+ }
+ }
+ }
+
+ // CraftBukkit end
BlockEndPortal.field_149948_a = false;
}
@@ -675,4 +807,13 @@
{
return 5.0F;
}
+
+ // CraftBukkit start
+ public int getExpReward()
+ {
+ // This value is equal to the amount of experience dropped while falling from the sky (10 * 1000)
+ // plus what is dropped when the dragon hits the ground (2000)
+ return 12000;
+ }
+ // CraftBukkit end
}