[Bleeding] Audit of onPlace methods, Moved to postPlace as appropriate.

Closes BUKKIT-89

12 files changed, 645 insertions, 8 deletions

diff --git a/src/main/java/net/minecraft/server/BlockDiode.java b/src/main/java/net/minecraft/server/BlockDiode.java
new file mode 100644
index 00000000..3ceffb12
--- /dev/null
+++ b/src/main/java/net/minecraft/server/BlockDiode.java
@@ -0,0 +1,157 @@
+package net.minecraft.server;
+
+import java.util.Random;
+
+public class BlockDiode extends Block {
+
+    public static final double[] a = new double[] { -0.0625D, 0.0625D, 0.1875D, 0.3125D};
+    private static final int[] b = new int[] { 1, 2, 3, 4};
+    private final boolean c;
+
+    protected BlockDiode(int i, boolean flag) {
+        super(i, 6, Material.ORIENTABLE);
+        this.c = flag;
+        this.a(0.0F, 0.0F, 0.0F, 1.0F, 0.125F, 1.0F);
+    }
+
+    public boolean b() {
+        return false;
+    }
+
+    public boolean canPlace(World world, int i, int j, int k) {
+        return !world.e(i, j - 1, k) ? false : super.canPlace(world, i, j, k);
+    }
+
+    public boolean f(World world, int i, int j, int k) {
+        return !world.e(i, j - 1, k) ? false : super.f(world, i, j, k);
+    }
+
+    public void a(World world, int i, int j, int k, Random random) {
+        int l = world.getData(i, j, k);
+        boolean flag = this.f(world, i, j, k, l);
+
+        if (this.c && !flag) {
+            world.setTypeIdAndData(i, j, k, Block.DIODE_OFF.id, l);
+        } else if (!this.c) {
+            world.setTypeIdAndData(i, j, k, Block.DIODE_ON.id, l);
+            if (!flag) {
+                int i1 = (l & 12) >> 2;
+
+                world.c(i, j, k, Block.DIODE_ON.id, b[i1] * 2);
+            }
+        }
+    }
+
+    public int a(int i, int j) {
+        return i == 0 ? (this.c ? 99 : 115) : (i == 1 ? (this.c ? 147 : 131) : 5);
+    }
+
+    public int c() {
+        return 15;
+    }
+
+    public int a(int i) {
+        return this.a(i, 0);
+    }
+
+    public boolean d(World world, int i, int j, int k, int l) {
+        return this.a(world, i, j, k, l);
+    }
+
+    public boolean a(IBlockAccess iblockaccess, int i, int j, int k, int l) {
+        if (!this.c) {
+            return false;
+        } else {
+            int i1 = iblockaccess.getData(i, j, k) & 3;
+
+            return i1 == 0 && l == 3 ? true : (i1 == 1 && l == 4 ? true : (i1 == 2 && l == 2 ? true : i1 == 3 && l == 5));
+        }
+    }
+
+    public void doPhysics(World world, int i, int j, int k, int l) {
+        if (!this.f(world, i, j, k)) {
+            this.b(world, i, j, k, world.getData(i, j, k), 0);
+            world.setTypeId(i, j, k, 0);
+        } else {
+            int i1 = world.getData(i, j, k);
+            boolean flag = this.f(world, i, j, k, i1);
+            int j1 = (i1 & 12) >> 2;
+
+            if (this.c && !flag) {
+                world.c(i, j, k, this.id, b[j1] * 2);
+            } else if (!this.c && flag) {
+                world.c(i, j, k, this.id, b[j1] * 2);
+            }
+        }
+    }
+
+    private boolean f(World world, int i, int j, int k, int l) {
+        int i1 = l & 3;
+
+        switch (i1) {
+        case 0:
+            return world.isBlockFaceIndirectlyPowered(i, j, k + 1, 3) || world.getTypeId(i, j, k + 1) == Block.REDSTONE_WIRE.id && world.getData(i, j, k + 1) > 0;
+
+        case 1:
+            return world.isBlockFaceIndirectlyPowered(i - 1, j, k, 4) || world.getTypeId(i - 1, j, k) == Block.REDSTONE_WIRE.id && world.getData(i - 1, j, k) > 0;
+
+        case 2:
+            return world.isBlockFaceIndirectlyPowered(i, j, k - 1, 2) || world.getTypeId(i, j, k - 1) == Block.REDSTONE_WIRE.id && world.getData(i, j, k - 1) > 0;
+
+        case 3:
+            return world.isBlockFaceIndirectlyPowered(i + 1, j, k, 5) || world.getTypeId(i + 1, j, k) == Block.REDSTONE_WIRE.id && world.getData(i + 1, j, k) > 0;
+
+        default:
+            return false;
+        }
+    }
+
+    public boolean interact(World world, int i, int j, int k, EntityHuman entityhuman) {
+        int l = world.getData(i, j, k);
+        int i1 = (l & 12) >> 2;
+
+        i1 = i1 + 1 << 2 & 12;
+        world.setData(i, j, k, i1 | l & 3);
+        return true;
+    }
+
+    public boolean isPowerSource() {
+        return true;
+    }
+
+    public void postPlace(World world, int i, int j, int k, EntityLiving entityliving) {
+        int l = ((MathHelper.floor((double) (entityliving.yaw * 4.0F / 360.0F) + 0.5D) & 3) + 2) % 4;
+
+        world.setData(i, j, k, l);
+        boolean flag = this.f(world, i, j, k, l);
+
+        if (flag) {
+            world.c(i, j, k, this.id, 1);
+        }
+    }
+
+    public void postPlace(World world, int i, int j, int k, int l) { // CraftBukkit - onPlace(World, int, int, int) -> postPlace(World, int, int, int, int)
+        world.applyPhysics(i + 1, j, k, this.id);
+        world.applyPhysics(i - 1, j, k, this.id);
+        world.applyPhysics(i, j, k + 1, this.id);
+        world.applyPhysics(i, j, k - 1, this.id);
+        world.applyPhysics(i, j - 1, k, this.id);
+        world.applyPhysics(i, j + 1, k, this.id);
+    }
+
+    public void postBreak(World world, int i, int j, int k, int l) {
+        if (this.c) {
+            world.applyPhysics(i, j + 1, k, this.id);
+        }
+
+        super.postBreak(world, i, j, k, l);
+    }
+
+    public boolean a() {
+        return false;
+    }
+
+    public int getDropType(int i, Random random, int j) {
+        return Item.DIODE.id;
+    }
+}
diff --git a/src/main/java/net/minecraft/server/BlockDragonEgg.java b/src/main/java/net/minecraft/server/BlockDragonEgg.java
index 9d7988fa..4c1fc419 100644
--- a/src/main/java/net/minecraft/server/BlockDragonEgg.java
+++ b/src/main/java/net/minecraft/server/BlockDragonEgg.java
@@ -8,7 +8,7 @@ public class BlockDragonEgg extends Block {
         super(i, j, Material.DRAGON_EGG);
     }
 
-    public void onPlace(World world, int i, int j, int k) {
+    public void postPlace(World world, int i, int j, int k, int l) { // CraftBukkit - onPlace(World, int, int, int) -> postPlace(World, int, int, int, int)
         world.c(i, j, k, this.id, this.d());
     }
 
diff --git a/src/main/java/net/minecraft/server/BlockFluids.java b/src/main/java/net/minecraft/server/BlockFluids.java
new file mode 100644
index 00000000..e3ff4712
--- /dev/null
+++ b/src/main/java/net/minecraft/server/BlockFluids.java
@@ -0,0 +1,238 @@
+package net.minecraft.server;
+
+import java.util.Random;
+
+public abstract class BlockFluids extends Block {
+
+    protected BlockFluids(int i, Material material) {
+        super(i, (material == Material.LAVA ? 14 : 12) * 16 + 13, material);
+        float f = 0.0F;
+        float f1 = 0.0F;
+
+        this.a(0.0F + f1, 0.0F + f, 0.0F + f1, 1.0F + f1, 1.0F + f, 1.0F + f1);
+        this.a(true);
+    }
+
+    public static float d(int i) {
+        if (i >= 8) {
+            i = 0;
+        }
+
+        float f = (float) (i + 1) / 9.0F;
+
+        return f;
+    }
+
+    public int a(int i) {
+        return i != 0 && i != 1 ? this.textureId + 1 : this.textureId;
+    }
+
+    protected int g(World world, int i, int j, int k) {
+        return world.getMaterial(i, j, k) != this.material ? -1 : world.getData(i, j, k);
+    }
+
+    protected int b(IBlockAccess iblockaccess, int i, int j, int k) {
+        if (iblockaccess.getMaterial(i, j, k) != this.material) {
+            return -1;
+        } else {
+            int l = iblockaccess.getData(i, j, k);
+
+            if (l >= 8) {
+                l = 0;
+            }
+
+            return l;
+        }
+    }
+
+    public boolean b() {
+        return false;
+    }
+
+    public boolean a() {
+        return false;
+    }
+
+    public boolean a(int i, boolean flag) {
+        return flag && i == 0;
+    }
+
+    public boolean b(IBlockAccess iblockaccess, int i, int j, int k, int l) {
+        Material material = iblockaccess.getMaterial(i, j, k);
+
+        return material == this.material ? false : (l == 1 ? true : (material == Material.ICE ? false : super.b(iblockaccess, i, j, k, l)));
+    }
+
+    public AxisAlignedBB e(World world, int i, int j, int k) {
+        return null;
+    }
+
+    public int c() {
+        return 4;
+    }
+
+    public int getDropType(int i, Random random, int j) {
+        return 0;
+    }
+
+    public int a(Random random) {
+        return 0;
+    }
+
+    private Vec3D c(IBlockAccess iblockaccess, int i, int j, int k) {
+        Vec3D vec3d = Vec3D.create(0.0D, 0.0D, 0.0D);
+        int l = this.b(iblockaccess, i, j, k);
+
+        for (int i1 = 0; i1 < 4; ++i1) {
+            int j1 = i;
+            int k1 = k;
+
+            if (i1 == 0) {
+                j1 = i - 1;
+            }
+
+            if (i1 == 1) {
+                k1 = k - 1;
+            }
+
+            if (i1 == 2) {
+                ++j1;
+            }
+
+            if (i1 == 3) {
+                ++k1;
+            }
+
+            int l1 = this.b(iblockaccess, j1, j, k1);
+            int i2;
+
+            if (l1 < 0) {
+                if (!iblockaccess.getMaterial(j1, j, k1).isSolid()) {
+                    l1 = this.b(iblockaccess, j1, j - 1, k1);
+                    if (l1 >= 0) {
+                        i2 = l1 - (l - 8);
+                        vec3d = vec3d.add((double) ((j1 - i) * i2), (double) ((j - j) * i2), (double) ((k1 - k) * i2));
+                    }
+                }
+            } else if (l1 >= 0) {
+                i2 = l1 - l;
+                vec3d = vec3d.add((double) ((j1 - i) * i2), (double) ((j - j) * i2), (double) ((k1 - k) * i2));
+            }
+        }
+
+        if (iblockaccess.getData(i, j, k) >= 8) {
+            boolean flag = false;
+
+            if (flag || this.b(iblockaccess, i, j, k - 1, 2)) {
+                flag = true;
+            }
+
+            if (flag || this.b(iblockaccess, i, j, k + 1, 3)) {
+                flag = true;
+            }
+
+            if (flag || this.b(iblockaccess, i - 1, j, k, 4)) {
+                flag = true;
+            }
+
+            if (flag || this.b(iblockaccess, i + 1, j, k, 5)) {
+                flag = true;
+            }
+
+            if (flag || this.b(iblockaccess, i, j + 1, k - 1, 2)) {
+                flag = true;
+            }
+
+            if (flag || this.b(iblockaccess, i, j + 1, k + 1, 3)) {
+                flag = true;
+            }
+
+            if (flag || this.b(iblockaccess, i - 1, j + 1, k, 4)) {
+                flag = true;
+            }
+
+            if (flag || this.b(iblockaccess, i + 1, j + 1, k, 5)) {
+                flag = true;
+            }
+
+            if (flag) {
+                vec3d = vec3d.b().add(0.0D, -6.0D, 0.0D);
+            }
+        }
+
+        vec3d = vec3d.b();
+        return vec3d;
+    }
+
+    public void a(World world, int i, int j, int k, Entity entity, Vec3D vec3d) {
+        Vec3D vec3d1 = this.c(world, i, j, k);
+
+        vec3d.a += vec3d1.a;
+        vec3d.b += vec3d1.b;
+        vec3d.c += vec3d1.c;
+    }
+
+    public int d() {
+        return this.material == Material.WATER ? 5 : (this.material == Material.LAVA ? 30 : 0);
+    }
+
+    public void a(World world, int i, int j, int k, Random random) {
+        super.a(world, i, j, k, random);
+    }
+
+    public void postPlace(World world, int i, int j, int k, int l) { // CraftBukkit - onPlace(World, int, int, int) -> postPlace(World, int, int, int, int)
+        this.i(world, i, j, k);
+    }
+
+    public void doPhysics(World world, int i, int j, int k, int l) {
+        this.i(world, i, j, k);
+    }
+
+    private void i(World world, int i, int j, int k) {
+        if (world.getTypeId(i, j, k) == this.id) {
+            if (this.material == Material.LAVA) {
+                boolean flag = false;
+
+                if (flag || world.getMaterial(i, j, k - 1) == Material.WATER) {
+                    flag = true;
+                }
+
+                if (flag || world.getMaterial(i, j, k + 1) == Material.WATER) {
+                    flag = true;
+                }
+
+                if (flag || world.getMaterial(i - 1, j, k) == Material.WATER) {
+                    flag = true;
+                }
+
+                if (flag || world.getMaterial(i + 1, j, k) == Material.WATER) {
+                    flag = true;
+                }
+
+                if (flag || world.getMaterial(i, j + 1, k) == Material.WATER) {
+                    flag = true;
+                }
+
+                if (flag) {
+                    int l = world.getData(i, j, k);
+
+                    if (l == 0) {
+                        world.setTypeId(i, j, k, Block.OBSIDIAN.id);
+                    } else if (l <= 4) {
+                        world.setTypeId(i, j, k, Block.COBBLESTONE.id);
+                    }
+
+                    this.fizz(world, i, j, k);
+                }
+            }
+        }
+    }
+
+    protected void fizz(World world, int i, int j, int k) {
+        world.makeSound((double) ((float) i + 0.5F), (double) ((float) j + 0.5F), (double) ((float) k + 0.5F), "random.fizz", 0.5F, 2.6F + (world.random.nextFloat() - world.random.nextFloat()) * 0.8F);
+
+        for (int l = 0; l < 8; ++l) {
+            world.a("largesmoke", (double) i + Math.random(), (double) j + 1.2D, (double) k + Math.random(), 0.0D, 0.0D, 0.0D);
+        }
+    }
+}
diff --git a/src/main/java/net/minecraft/server/BlockMinecartTrack.java b/src/main/java/net/minecraft/server/BlockMinecartTrack.java
index 335d6a8c..5ce6cb99 100644
--- a/src/main/java/net/minecraft/server/BlockMinecartTrack.java
+++ b/src/main/java/net/minecraft/server/BlockMinecartTrack.java
@@ -77,11 +77,11 @@ public class BlockMinecartTrack extends Block {
         return world.e(i, j - 1, k);
     }
 
-    public void onPlace(World world, int i, int j, int k) {
+    public void postPlace(World world, int i, int j, int k, int l) { // CraftBukkit - onPlace(World, int, int, int) -> postPlace(World, int, int, int, int)
         if (!world.isStatic) {
             this.a(world, i, j, k, true);
             if (this.id == Block.GOLDEN_RAIL.id) {
-                //this.doPhysics(world, i, j, k, this.id); // CraftBukkit - Fix dupe with pistons
+                this.doPhysics(world, i, j, k, this.id); // CraftBukkit - Fix dupe with pistons
             }
         }
     }
diff --git a/src/main/java/net/minecraft/server/BlockPiston.java b/src/main/java/net/minecraft/server/BlockPiston.java
index e3e42824..17ba1e6f 100644
--- a/src/main/java/net/minecraft/server/BlockPiston.java
+++ b/src/main/java/net/minecraft/server/BlockPiston.java
@@ -53,7 +53,7 @@ public class BlockPiston extends Block {
         }
     }
 
-    public void onPlace(World world, int i, int j, int k) {
+    public void postPlace(World world, int i, int j, int k, int l) { // CraftBukkit
         if (!world.isStatic && world.getTileEntity(i, j, k) == null && !b) {
             this.g(world, i, j, k);
         }
diff --git a/src/main/java/net/minecraft/server/BlockPumpkin.java b/src/main/java/net/minecraft/server/BlockPumpkin.java
index 8babb968..eee735d1 100644
--- a/src/main/java/net/minecraft/server/BlockPumpkin.java
+++ b/src/main/java/net/minecraft/server/BlockPumpkin.java
@@ -33,8 +33,8 @@ public class BlockPumpkin extends Block {
         return i == 1 ? this.textureId : (i == 0 ? this.textureId : (i == 3 ? this.textureId + 1 + 16 : this.textureId + 16));
     }
 
-    public void onPlace(World world, int i, int j, int k) {
-        super.onPlace(world, i, j, k);
+    public void postPlace(World world, int i, int j, int k, int m) { // CraftBukkit - onPlace(World, int, int, int) -> postPlace(World, int, int, int, int)
+        super.postPlace(world, i, j, k, m); // CraftBukkit - onPlace(World, int, int, int) -> postPlace(World, int, int, int, int)
         if (world.getTypeId(i, j - 1, k) == Block.SNOW_BLOCK.id && world.getTypeId(i, j - 2, k) == Block.SNOW_BLOCK.id) {
             if (!world.isStatic && world.getServer().getServer().spawnAnimals) { // CraftBukkit - make snowmen obey spawning rules
                 world.setTypeId(i, j, k, 0);
diff --git a/src/main/java/net/minecraft/server/BlockRedstoneTorch.java b/src/main/java/net/minecraft/server/BlockRedstoneTorch.java
index e9986db9..58e26f19 100644
--- a/src/main/java/net/minecraft/server/BlockRedstoneTorch.java
+++ b/src/main/java/net/minecraft/server/BlockRedstoneTorch.java
@@ -50,7 +50,12 @@ public class BlockRedstoneTorch extends BlockTorch {
         if (world.getData(i, j, k) == 0) {
             super.onPlace(world, i, j, k);
         }
+    // CraftBukkit start - onPlace(World, int, int, int) -> postPlace(World, int, int, int, int)
+    }
 
+    public void postPlace(World world, int i, int j, int k, int l) {
+        super.postPlace(world, i, j, k, l);
+        // CraftBukkit end
         if (this.isOn) {
             world.applyPhysics(i, j - 1, k, this.id);
             world.applyPhysics(i, j + 1, k, this.id);
diff --git a/src/main/java/net/minecraft/server/BlockRedstoneWire.java b/src/main/java/net/minecraft/server/BlockRedstoneWire.java
index 07226d18..31145615 100644
--- a/src/main/java/net/minecraft/server/BlockRedstoneWire.java
+++ b/src/main/java/net/minecraft/server/BlockRedstoneWire.java
@@ -195,8 +195,8 @@ public class BlockRedstoneWire extends Block {
         }
     }
 
-    public void onPlace(World world, int i, int j, int k) {
-        super.onPlace(world, i, j, k);
+    public void postPlace(World world, int i, int j, int k, int l) { // CraftBukkit - onPlace(World, int, int, int) -> postPlace(World, int, int, int, int)
+        super.postPlace(world, i, j, k, l); // CraftBukkit - onPlace(World, int, int, int) -> postPlace(World, int, int, int, int)
         if (!world.isStatic) {
             this.g(world, i, j, k);
             world.applyPhysics(i, j + 1, k, this.id);
diff --git a/src/main/java/net/minecraft/server/BlockTNT.java b/src/main/java/net/minecraft/server/BlockTNT.java
new file mode 100644
index 00000000..c4ddec8b
--- /dev/null
+++ b/src/main/java/net/minecraft/server/BlockTNT.java
@@ -0,0 +1,75 @@
+package net.minecraft.server;
+
+import java.util.Random;
+
+public class BlockTNT extends Block {
+
+    public BlockTNT(int i, int j) {
+        super(i, j, Material.TNT);
+    }
+
+    public int a(int i) {
+        return i == 0 ? this.textureId + 2 : (i == 1 ? this.textureId + 1 : this.textureId);
+    }
+
+    public void onPlace(World world, int i, int j, int k) {
+        super.onPlace(world, i, j, k);
+    // CraftBukkit start - onPlace(World, int, int, int) -> postPlace(World, int, int, int, int)
+    }
+
+    public void postPlace(World world, int i, int j, int k, int l) {
+        super.postPlace(world, i, j, k, l);
+        // CraftBukkit end
+        if (world.isBlockIndirectlyPowered(i, j, k)) {
+            this.postBreak(world, i, j, k, 1);
+            world.setTypeId(i, j, k, 0);
+        }
+    }
+
+    public void doPhysics(World world, int i, int j, int k, int l) {
+        if (l > 0 && Block.byId[l].isPowerSource() && world.isBlockIndirectlyPowered(i, j, k)) {
+            this.postBreak(world, i, j, k, 1);
+            world.setTypeId(i, j, k, 0);
+        }
+    }
+
+    public int a(Random random) {
+        return 0;
+    }
+
+    public void wasExploded(World world, int i, int j, int k) {
+        EntityTNTPrimed entitytntprimed = new EntityTNTPrimed(world, (double) ((float) i + 0.5F), (double) ((float) j + 0.5F), (double) ((float) k + 0.5F));
+
+        entitytntprimed.fuseTicks = world.random.nextInt(entitytntprimed.fuseTicks / 4) + entitytntprimed.fuseTicks / 8;
+        world.addEntity(entitytntprimed);
+    }
+
+    public void postBreak(World world, int i, int j, int k, int l) {
+        if (!world.isStatic) {
+            if ((l & 1) == 0) {
+                this.a(world, i, j, k, new ItemStack(Block.TNT.id, 1, 0));
+            } else {
+                EntityTNTPrimed entitytntprimed = new EntityTNTPrimed(world, (double) ((float) i + 0.5F), (double) ((float) j + 0.5F), (double) ((float) k + 0.5F));
+
+                world.addEntity(entitytntprimed);
+                world.makeSound(entitytntprimed, "random.fuse", 1.0F, 1.0F);
+            }
+        }
+    }
+
+    public void attack(World world, int i, int j, int k, EntityHuman entityhuman) {
+        if (entityhuman.Q() != null && entityhuman.Q().id == Item.FLINT_AND_STEEL.id) {
+            world.setRawData(i, j, k, 1);
+        }
+
+        super.attack(world, i, j, k, entityhuman);
+    }
+
+    public boolean interact(World world, int i, int j, int k, EntityHuman entityhuman) {
+        return super.interact(world, i, j, k, entityhuman);
+    }
+
+    protected ItemStack a_(int i) {
+        return null;
+    }
+}
diff --git a/src/main/java/net/minecraft/server/BlockTorch.java b/src/main/java/net/minecraft/server/BlockTorch.java
new file mode 100644
index 00000000..d179824e
--- /dev/null
+++ b/src/main/java/net/minecraft/server/BlockTorch.java
@@ -0,0 +1,157 @@
+package net.minecraft.server;
+
+import java.util.Random;
+
+public class BlockTorch extends Block {
+
+    protected BlockTorch(int i, int j) {
+        super(i, j, Material.ORIENTABLE);
+        this.a(true);
+    }
+
+    public AxisAlignedBB e(World world, int i, int j, int k) {
+        return null;
+    }
+
+    public boolean a() {
+        return false;
+    }
+
+    public boolean b() {
+        return false;
+    }
+
+    public int c() {
+        return 2;
+    }
+
+    private boolean g(World world, int i, int j, int k) {
+        if (world.b(i, j, k, true)) {
+            return true;
+        } else {
+            int l = world.getTypeId(i, j, k);
+
+            return l == Block.FENCE.id || l == Block.NETHER_FENCE.id;
+        }
+    }
+
+    public boolean canPlace(World world, int i, int j, int k) {
+        return world.b(i - 1, j, k, true) ? true : (world.b(i + 1, j, k, true) ? true : (world.b(i, j, k - 1, true) ? true : (world.b(i, j, k + 1, true) ? true : this.g(world, i, j - 1, k))));
+    }
+
+    public void postPlace(World world, int i, int j, int k, int l) {
+        int i1 = world.getData(i, j, k);
+
+        if (l == 1 && this.g(world, i, j - 1, k)) {
+            i1 = 5;
+        }
+
+        if (l == 2 && world.b(i, j, k + 1, true)) {
+            i1 = 4;
+        }
+
+        if (l == 3 && world.b(i, j, k - 1, true)) {
+            i1 = 3;
+        }
+
+        if (l == 4 && world.b(i + 1, j, k, true)) {
+            i1 = 2;
+        }
+
+        if (l == 5 && world.b(i - 1, j, k, true)) {
+            i1 = 1;
+        }
+
+        world.setData(i, j, k, i1);
+    }
+
+    public void a(World world, int i, int j, int k, Random random) {
+        super.a(world, i, j, k, random);
+        if (world.getData(i, j, k) == 0) {
+            this.onPlace(world, i, j, k);
+        }
+    }
+
+    public void onPlace(World world, int i, int j, int k) {
+        /* // CraftBukkit start - we do this, correctly, in postPlace
+        if (world.b(i - 1, j, k, true)) {
+            world.setData(i, j, k, 1);
+        } else if (world.b(i + 1, j, k, true)) {
+            world.setData(i, j, k, 2);
+        } else if (world.b(i, j, k - 1, true)) {
+            world.setData(i, j, k, 3);
+        } else if (world.b(i, j, k + 1, true)) {
+            world.setData(i, j, k, 4);
+        } else if (this.g(world, i, j - 1, k)) {
+            world.setData(i, j, k, 5);
+        }
+
+        this.h(world, i, j, k);
+        */ // CraftBukkit end
+    }
+
+    public void doPhysics(World world, int i, int j, int k, int l) {
+        if (this.h(world, i, j, k)) {
+            int i1 = world.getData(i, j, k);
+            boolean flag = false;
+
+            if (!world.b(i - 1, j, k, true) && i1 == 1) {
+                flag = true;
+            }
+
+            if (!world.b(i + 1, j, k, true) && i1 == 2) {
+                flag = true;
+            }
+
+            if (!world.b(i, j, k - 1, true) && i1 == 3) {
+                flag = true;
+            }
+
+            if (!world.b(i, j, k + 1, true) && i1 == 4) {
+                flag = true;
+            }
+
+            if (!this.g(world, i, j - 1, k) && i1 == 5) {
+                flag = true;
+            }
+
+            if (flag) {
+                this.b(world, i, j, k, world.getData(i, j, k), 0);
+                world.setTypeId(i, j, k, 0);
+            }
+        }
+    }
+
+    private boolean h(World world, int i, int j, int k) {
+        if (!this.canPlace(world, i, j, k)) {
+            if (world.getTypeId(i, j, k) == this.id) {
+                this.b(world, i, j, k, world.getData(i, j, k), 0);
+                world.setTypeId(i, j, k, 0);
+            }
+
+            return false;
+        } else {
+            return true;
+        }
+    }
+
+    public MovingObjectPosition a(World world, int i, int j, int k, Vec3D vec3d, Vec3D vec3d1) {
+        int l = world.getData(i, j, k) & 7;
+        float f = 0.15F;
+
+        if (l == 1) {
+            this.a(0.0F, 0.2F, 0.5F - f, f * 2.0F, 0.8F, 0.5F + f);
+        } else if (l == 2) {
+            this.a(1.0F - f * 2.0F, 0.2F, 0.5F - f, 1.0F, 0.8F, 0.5F + f);
+        } else if (l == 3) {
+            this.a(0.5F - f, 0.2F, 0.0F, 0.5F + f, 0.8F, f * 2.0F);
+        } else if (l == 4) {
+            this.a(0.5F - f, 0.2F, 1.0F - f * 2.0F, 0.5F + f, 0.8F, 1.0F);
+        } else {
+            f = 0.1F;
+            this.a(0.5F - f, 0.0F, 0.5F - f, 0.5F + f, 0.6F, 0.5F + f);
+        }
+
+        return super.a(world, i, j, k, vec3d, vec3d1);
+    }
+}
diff --git a/src/main/java/net/minecraft/server/ItemRedstone.java b/src/main/java/net/minecraft/server/ItemRedstone.java
index 69b70561..4daeedc2 100644
--- a/src/main/java/net/minecraft/server/ItemRedstone.java
+++ b/src/main/java/net/minecraft/server/ItemRedstone.java
@@ -61,6 +61,7 @@ public class ItemRedstone extends Item {
                     return false;
                 }
 
+                Block.REDSTONE_WIRE.postPlace( world, i, j, k, Block.REDSTONE_WIRE.id); // Call postPlace since it is now used.
                 world.update(i, j, k, Block.REDSTONE_WIRE.id); // Must take place after BlockPlaceEvent, we need to update all other blocks.
                 // CraftBukkit end
 
diff --git a/src/main/java/net/minecraft/server/TileEntityPiston.java b/src/main/java/net/minecraft/server/TileEntityPiston.java
index ffc3286b..fed3a6aa 100644
--- a/src/main/java/net/minecraft/server/TileEntityPiston.java
+++ b/src/main/java/net/minecraft/server/TileEntityPiston.java
@@ -83,6 +83,8 @@ public class TileEntityPiston extends TileEntity {
             this.i();
             if (this.world.getTypeId(this.x, this.y, this.z) == Block.PISTON_MOVING.id) {
                 this.world.setTypeIdAndData(this.x, this.y, this.z, this.a, this.b);
+                Block block = Block.byId[this.world.getTypeId(this.x, this.y, this.z)];
+                if (block != null) block.postPlace(this.world, this.x, this.y, this.z, 0);
             }
         }
     }
@@ -97,6 +99,8 @@ public class TileEntityPiston extends TileEntity {
             this.i();
             if (this.world.getTypeId(this.x, this.y, this.z) == Block.PISTON_MOVING.id) {
                 this.world.setTypeIdAndData(this.x, this.y, this.z, this.a, this.b);
+                Block block = Block.byId[this.world.getTypeId(this.x, this.y, this.z)];
+                if (block != null) block.postPlace(this.world, this.x, this.y, this.z, 0);
             }
         } else {
             this.f += 0.5F;