package net.minecraft.server; // CraftBukkit start import org.bukkit.block.BlockFace; import org.bukkit.block.BlockState; import org.bukkit.craftbukkit.block.CraftBlock; import org.bukkit.craftbukkit.block.CraftBlockState; import org.bukkit.craftbukkit.inventory.CraftItemStack; import org.bukkit.entity.Player; import org.bukkit.event.Event.Type; import org.bukkit.event.block.BlockPlaceEvent; // CraftBukkit end public class ItemBlock extends Item { private int a; public ItemBlock(int i) { super(i); this.a = i + 256; this.b(Block.byId[i + 256].a(2)); } public boolean a(ItemStack itemstack, EntityHuman entityhuman, World world, int i, int j, int k, int l) { // CraftBukkit start -- Bail if we have nothing of the item in hand if (itemstack.count == 0) { return false; } CraftBlock blockClicked = (CraftBlock) ((WorldServer) world).getWorld().getBlockAt(i, j, k); BlockFace faceClicked = CraftBlock.notchToBlockFace(l); // CraftBukkit end if (world.getTypeId(i, j, k) == Block.SNOW.id) { l = 0; } else { if (l == 0) { --j; } if (l == 1) { ++j; } if (l == 2) { --k; } if (l == 3) { ++k; } if (l == 4) { --i; } if (l == 5) { ++i; } } if (itemstack.count == 0) { return false; } else { // CraftBukkit start /* We store the old data so we can undo it. Snow(78) and half-steps(44) are special in that they replace the block itself, * rather than the block touching the face we clicked on. */ int typeId = blockClicked.getTypeId(); org.bukkit.block.Block replacedBlock = blockClicked.getFace(faceClicked); if (typeId == Block.SNOW.id || (typeId == Block.STEP.id && itemstack.id == Block.STEP.id && faceClicked == BlockFace.UP)) replacedBlock = blockClicked; final BlockState replacedBlockState = new CraftBlockState(replacedBlock); // CraftBukkit end if (world.a(this.a, i, j, k, false)) { Block block = Block.byId[this.a]; // CraftBukkit start - This executes the placement of the block /* * This replaces world.b(IIIII), we're doing this because we need to * hook between the 'placement' and the informing to 'world' so we can * sanely undo this. * * Whenever the call to 'world.b' changes we need to figure out again what to * replace this with. */ if (world.setTypeIdAndData(i, j, k, a, a(itemstack.h()))) { // <-- world.b does this to place the block org.bukkit.Server server = ((WorldServer) world).getServer(); Type eventType = Type.BLOCK_PLACED; org.bukkit.block.Block placedBlock = blockClicked.getFace(faceClicked) ; org.bukkit.inventory.ItemStack itemInHand = new CraftItemStack(itemstack); Player thePlayer = (entityhuman ==null) ? null : (Player) entityhuman.getBukkitEntity(); ChunkCoordinates chunkcoordinates = world.l(); int spawnX = chunkcoordinates.a; int spawnZ = chunkcoordinates.c; int distanceFromSpawn = (int) Math.max(Math.abs(i - spawnX), Math.abs(k - spawnZ)); // CraftBukkit Configurable spawn protection start boolean canBuild = distanceFromSpawn > ((WorldServer) world).x.spawnProtection || thePlayer.isOp(); BlockPlaceEvent event = new BlockPlaceEvent(eventType, placedBlock, replacedBlockState, blockClicked, itemInHand, thePlayer, canBuild); server.getPluginManager().callEvent(event); if (event.isCancelled() || !event.canBuild()) { // CraftBukkit Undo! if ((this.a == Block.STEP.id) && (world.getTypeId(i, j - 1, k) == Block.DOUBLE_STEP.id) && (world.getTypeId(i, j, k) == 0)) { // Half steps automatically set the block below to a double world.setTypeId(i, j - 1, k, 44); } else { if (this.a == block.ICE.id) { // Ice will explode if we set straight to 0 world.setTypeId(i, j, k, 20); } world.setTypeIdAndData(i, j, k, replacedBlockState.getTypeId(), replacedBlockState.getRawData()); } } else { world.f(i, j, k, a); // <-- world.b does this on success (tell the world) Block.byId[this.a].d(world, i, j, k, l); Block.byId[this.a].a(world, i, j, k, (EntityLiving) entityhuman); world.a((double) ((float) i + 0.5F), (double) ((float) j + 0.5F), (double) ((float) k + 0.5F), block.stepSound.c(), (block.stepSound.a() + 1.0F) / 2.0F, block.stepSound.b() * 0.8F); --itemstack.count; } // CraftBukkit end } } return true; } } public String a() { return Block.byId[this.a].e(); } }