package net.minecraft.server; // CraftBukkit start import org.bukkit.craftbukkit.block.CraftBlockState; import org.bukkit.craftbukkit.event.CraftEventFactory; import org.bukkit.event.block.BlockPlaceEvent; // CraftBukkit end public class ItemBlock extends Item { private int id; public ItemBlock(int i) { super(i); this.id = i + 256; this.d(Block.byId[i + 256].a(2)); } public int a() { return this.id; } public boolean a(ItemStack itemstack, EntityHuman entityhuman, World world, int i, int j, int k, int l) { int clickedX = i, clickedY = j, clickedZ = k; // CraftBukkit int i1 = world.getTypeId(i, j, k); if (i1 == Block.SNOW.id) { l = 0; } else if (i1 != Block.VINE.id) { 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 if (!entityhuman.d(i, j, k)) { return false; } else if (j == world.height - 1 && Block.byId[this.id].material.isBuildable()) { return false; } else if (world.a(this.id, i, j, k, false, l)) { Block block = Block.byId[this.id]; // CraftBukkit start - This executes the placement of the block CraftBlockState replacedBlockState = CraftBlockState.getBlockState(world, i, j, k); // There are like 30 combinations you can mix and match steps and double steps // of different materials, so there are a lot of different cases of what // would happen if you place x step onto another y step, so let's just keep // track of the entire state CraftBlockState blockStateBelow = null; // Toggles whether the normal or the block below is used for the place event boolean eventUseBlockBelow = false; if ((world.getTypeId(i, j - 1, k) == Block.STEP.id || world.getTypeId(i, j - 1, k) == Block.DOUBLE_STEP.id) && (itemstack.id == Block.DOUBLE_STEP.id || itemstack.id == Block.STEP.id)) { blockStateBelow = CraftBlockState.getBlockState(world, i, j - 1, k); // Step is placed on step, forms a doublestep replacing the original step, so we need the lower block eventUseBlockBelow = itemstack.id == Block.STEP.id && blockStateBelow.getTypeId() == Block.STEP.id; } /** * @see net.minecraft.server.World#setTypeIdAndData(int i, int j, int k, int l, int i1) * * This replaces world.setTypeIdAndData(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.setTypeIdAndData' changes we need to figure out again what to * replace this with. */ if (world.setRawTypeIdAndData(i, j, k, this.id, this.filterData(itemstack.getData()))) { // <-- world.setTypeIdAndData does this to place the block // Make sure the block-rotation already gets set before we call the event if (Block.byId[this.id] instanceof BlockStairs) { Block.byId[this.id].postPlace(world, i, j, k, entityhuman); } BlockPlaceEvent event = CraftEventFactory.callBlockPlaceEvent(world, entityhuman, eventUseBlockBelow ? blockStateBelow : replacedBlockState, clickedX, clickedY, clickedZ, block); if (event.isCancelled() || !event.canBuild()) { if (blockStateBelow != null) { // Used for steps world.setTypeIdAndData(i, j, k, replacedBlockState.getTypeId(), replacedBlockState.getRawData()); world.setTypeIdAndData(i, j - 1, k, blockStateBelow.getTypeId(), blockStateBelow.getRawData()); } else { if (this.id == 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()); } return true; } world.update(i, j, k, this.id); // <-- world.setTypeIdAndData does this on success (tell the world) // CraftBukkit end if (world.getTypeId(i, j, k) == this.id) { Block.byId[this.id].postPlace(world, i, j, k, l); Block.byId[this.id].postPlace(world, i, j, k, entityhuman); } world.makeSound((double) ((float) i + 0.5F), (double) ((float) j + 0.5F), (double) ((float) k + 0.5F), block.stepSound.getName(), (block.stepSound.getVolume1() + 1.0F) / 2.0F, block.stepSound.getVolume2() * 0.8F); --itemstack.count; } return true; } else { return false; } } public String a(ItemStack itemstack) { return Block.byId[this.id].n(); } public String b() { return Block.byId[this.id].n(); } }