--- a/net/minecraft/server/Explosion.java +++ b/net/minecraft/server/Explosion.java @@ -15,6 +15,13 @@ import java.util.Set; import javax.annotation.Nullable; +// CraftBukkit start +import org.bukkit.craftbukkit.event.CraftEventFactory; +import org.bukkit.event.entity.EntityExplodeEvent; +import org.bukkit.Location; +import org.bukkit.event.block.BlockExplodeEvent; +// CraftBukkit end + public class Explosion { private final boolean a; @@ -31,11 +38,12 @@ private final ExplosionDamageCalculator k; private final List<BlockPosition> blocks = Lists.newArrayList(); private final Map<EntityHuman, Vec3D> m = Maps.newHashMap(); + public boolean wasCanceled = false; // CraftBukkit - add field public Explosion(World world, @Nullable Entity entity, @Nullable DamageSource damagesource, @Nullable ExplosionDamageCalculator explosiondamagecalculator, double d0, double d1, double d2, float f, boolean flag, Explosion.Effect explosion_effect) { this.world = world; this.source = entity; - this.size = f; + this.size = (float) Math.max(f, 0.0); // CraftBukkit - clamp bad values this.posX = d0; this.posY = d1; this.posZ = d2; @@ -85,6 +93,11 @@ } public void a() { + // CraftBukkit start + if (this.size < 0.1F) { + return; + } + // CraftBukkit end Set<BlockPosition> set = Sets.newHashSet(); boolean flag = true; @@ -118,7 +131,7 @@ f -= ((Float) optional.get() + 0.3F) * 0.3F; } - if (f > 0.0F && this.k.a(this, this.world, blockposition, iblockdata, f)) { + if (f > 0.0F && this.k.a(this, this.world, blockposition, iblockdata, f) && blockposition.getY() < 256 && blockposition.getY() >= 0) { // CraftBukkit - don't wrap explosions set.add(blockposition); } @@ -162,7 +175,16 @@ double d12 = (double) a(vec3d, entity); double d13 = (1.0D - d7) * d12; - entity.damageEntity(this.b(), (float) ((int) ((d13 * d13 + d13) / 2.0D * 7.0D * (double) f2 + 1.0D))); + // CraftBukkit start + // entity.damageEntity(this.b(), (float) ((int) ((d13 * d13 + d13) / 2.0D * 7.0D * (double) f2 + 1.0D))); + CraftEventFactory.entityDamage = source; + entity.forceExplosionKnockback = false; + boolean wasDamaged = entity.damageEntity(this.b(), (float) ((int) ((d13 * d13 + d13) / 2.0D * 7.0D * (double) f2 + 1.0D))); + CraftEventFactory.entityDamage = null; + if (!wasDamaged && !(entity instanceof EntityTNTPrimed || entity instanceof EntityFallingBlock) && !entity.forceExplosionKnockback) { + continue; + } + // CraftBukkit end double d14 = d13; if (entity instanceof EntityLiving) { @@ -204,6 +226,51 @@ Collections.shuffle(this.blocks, this.world.random); Iterator iterator = this.blocks.iterator(); + // CraftBukkit start + org.bukkit.World bworld = this.world.getWorld(); + org.bukkit.entity.Entity explode = this.source == null ? null : this.source.getBukkitEntity(); + Location location = new Location(bworld, this.posX, this.posY, this.posZ); + + List<org.bukkit.block.Block> blockList = Lists.newArrayList(); + for (int i1 = this.blocks.size() - 1; i1 >= 0; i1--) { + BlockPosition cpos = (BlockPosition) this.blocks.get(i1); + org.bukkit.block.Block bblock = bworld.getBlockAt(cpos.getX(), cpos.getY(), cpos.getZ()); + if (!bblock.getType().isAir()) { + blockList.add(bblock); + } + } + + boolean cancelled; + List<org.bukkit.block.Block> bukkitBlocks; + float yield; + + if (explode != null) { + EntityExplodeEvent event = new EntityExplodeEvent(explode, location, blockList, this.b == Explosion.Effect.DESTROY ? 1.0F / this.size : 1.0F); + this.world.getServer().getPluginManager().callEvent(event); + cancelled = event.isCancelled(); + bukkitBlocks = event.blockList(); + yield = event.getYield(); + } else { + BlockExplodeEvent event = new BlockExplodeEvent(location.getBlock(), blockList, this.b == Explosion.Effect.DESTROY ? 1.0F / this.size : 1.0F); + this.world.getServer().getPluginManager().callEvent(event); + cancelled = event.isCancelled(); + bukkitBlocks = event.blockList(); + yield = event.getYield(); + } + + this.blocks.clear(); + + for (org.bukkit.block.Block bblock : bukkitBlocks) { + BlockPosition coords = new BlockPosition(bblock.getX(), bblock.getY(), bblock.getZ()); + blocks.add(coords); + } + + if (cancelled) { + this.wasCanceled = true; + return; + } + // CraftBukkit end + iterator = this.blocks.iterator(); while (iterator.hasNext()) { BlockPosition blockposition = (BlockPosition) iterator.next(); @@ -218,8 +285,8 @@ TileEntity tileentity = block.isTileEntity() ? this.world.getTileEntity(blockposition) : null; LootTableInfo.Builder loottableinfo_builder = (new LootTableInfo.Builder((WorldServer) this.world)).a(this.world.random).set(LootContextParameters.POSITION, blockposition).set(LootContextParameters.TOOL, ItemStack.b).setOptional(LootContextParameters.BLOCK_ENTITY, tileentity).setOptional(LootContextParameters.THIS_ENTITY, this.source); - if (this.b == Explosion.Effect.DESTROY) { - loottableinfo_builder.set(LootContextParameters.EXPLOSION_RADIUS, this.size); + if (this.b == Explosion.Effect.DESTROY || yield < 1.0F) { // CraftBukkit - add yield + loottableinfo_builder.set(LootContextParameters.EXPLOSION_RADIUS, 1.0F / yield); // CraftBukkit - add yield } iblockdata.a(loottableinfo_builder).forEach((itemstack) -> { @@ -249,7 +316,11 @@ BlockPosition blockposition2 = (BlockPosition) iterator1.next(); if (this.c.nextInt(3) == 0 && this.world.getType(blockposition2).isAir() && this.world.getType(blockposition2.down()).i(this.world, blockposition2.down())) { - this.world.setTypeUpdate(blockposition2, BlockFireAbstract.a((IBlockAccess) this.world, blockposition2)); + // CraftBukkit start - Ignition by explosion + if (!org.bukkit.craftbukkit.event.CraftEventFactory.callBlockIgniteEvent(this.world, blockposition2.getX(), blockposition2.getY(), blockposition2.getZ(), this).isCancelled()) { + this.world.setTypeUpdate(blockposition2, BlockFireAbstract.a((IBlockAccess) this.world, blockposition2)); + } + // CraftBukkit end } } } @@ -257,6 +328,7 @@ } private static void a(ObjectArrayList<Pair<ItemStack, BlockPosition>> objectarraylist, ItemStack itemstack, BlockPosition blockposition) { + if (itemstack.isEmpty()) return; // CraftBukkit - SPIGOT-5425 int i = objectarraylist.size(); for (int j = 0; j < i; ++j) {