add redstone hooks

1 files changed, 313 insertions, 0 deletions

diff --git a/src/main/java/net/minecraft/server/BlockRedstoneWire.java b/src/main/java/net/minecraft/server/BlockRedstoneWire.java
new file mode 100644
index 00000000..3548570d
--- /dev/null
+++ b/src/main/java/net/minecraft/server/BlockRedstoneWire.java
@@ -0,0 +1,313 @@
+package net.minecraft.server;
+
+import java.util.Random;
+import org.bukkit.BlockFace;
+import org.bukkit.craftbukkit.CraftBlock;
+import org.bukkit.event.block.BlockRedstoneEvent;
+import org.bukkit.plugin.PluginLoader;
+
+public class BlockRedstoneWire extends Block {
+
+    private boolean a;
+
+    public BlockRedstoneWire(int i, int j) {
+        super(i, j, Material.n);
+        a = true;
+        a(0.0F, 0.0F, 0.0F, 1.0F, 0.0625F, 1.0F);
+    }
+
+    public AxisAlignedBB d(World world, int i, int j, int k) {
+        return null;
+    }
+
+    public boolean a() {
+        return false;
+    }
+
+    public boolean a(World world, int i, int j, int k) {
+        return world.d(i, j - 1, k);
+    }
+
+    private void g(World world, int i, int j, int k) {
+        int l = world.b(i, j, k);
+        int i1 = 0;
+
+        a = false;
+        boolean flag = world.o(i, j, k);
+
+        a = true;
+        if (flag) {
+            i1 = 15;
+        } else {
+            for (int j1 = 0; j1 < 4; j1++) {
+                int l1 = i;
+                int j2 = k;
+
+                if (j1 == 0) {
+                    l1--;
+                }
+                if (j1 == 1) {
+                    l1++;
+                }
+                if (j1 == 2) {
+                    j2--;
+                }
+                if (j1 == 3) {
+                    j2++;
+                }
+                i1 = f(world, l1, j, j2, i1);
+                if (world.d(l1, j, j2) && !world.d(i, j + 1, k)) {
+                    i1 = f(world, l1, j + 1, j2, i1);
+                    continue;
+                }
+                if (!world.d(l1, j, j2)) {
+                    i1 = f(world, l1, j - 1, j2, i1);
+                }
+            }
+
+            if (i1 > 0) {
+                i1--;
+            } else {
+                i1 = 0;
+            }
+        }
+        //Allow redstone wire current changes
+        if (l != i1) {
+            CraftBlock block = (CraftBlock) ((WorldServer) world).getWorld().getBlockAt(i, j, k);
+            BlockRedstoneEvent bre = new BlockRedstoneEvent(block, BlockFace.Self, l, i1);
+            ((WorldServer) world).getServer().getPluginManager().callEvent(bre);
+            i1 = bre.getNewCurrent();
+        }
+        if (l != i1) {
+            world.b(i, j, k, i1);
+            world.b(i, j, k, i, j, k);
+            if (i1 > 0) {
+                i1--;
+            }
+            for (int k1 = 0; k1 < 4; k1++) {
+                int i2 = i;
+                int k2 = k;
+                int l2 = j - 1;
+
+                if (k1 == 0) {
+                    i2--;
+                }
+                if (k1 == 1) {
+                    i2++;
+                }
+                if (k1 == 2) {
+                    k2--;
+                }
+                if (k1 == 3) {
+                    k2++;
+                }
+                if (world.d(i2, j, k2)) {
+                    l2 += 2;
+                }
+                int i3 = f(world, i2, j, k2, -1);
+
+                if (i3 >= 0 && i3 != i1) {
+                    g(world, i2, j, k2);
+                }
+                i3 = f(world, i2, l2, k2, -1);
+                if (i3 >= 0 && i3 != i1) {
+                    g(world, i2, l2, k2);
+                }
+            }
+
+            if (l == 0 || i1 == 0) {
+                world.g(i, j, k, bh);
+                world.g(i - 1, j, k, bh);
+                world.g(i + 1, j, k, bh);
+                world.g(i, j, k - 1, bh);
+                world.g(i, j, k + 1, bh);
+                world.g(i, j - 1, k, bh);
+                world.g(i, j + 1, k, bh);
+            }
+        }
+    }
+
+    private void h(World world, int i, int j, int k) {
+        if (world.a(i, j, k) != bh) {
+            return;
+        } else {
+            world.g(i, j, k, bh);
+            world.g(i - 1, j, k, bh);
+            world.g(i + 1, j, k, bh);
+            world.g(i, j, k - 1, bh);
+            world.g(i, j, k + 1, bh);
+            world.g(i, j - 1, k, bh);
+            world.g(i, j + 1, k, bh);
+            return;
+        }
+    }
+
+    public void e(World world, int i, int j, int k) {
+        super.e(world, i, j, k);
+        if (world.z) {
+            return;
+        }
+        g(world, i, j, k);
+        world.g(i, j + 1, k, bh);
+        world.g(i, j - 1, k, bh);
+        h(world, i - 1, j, k);
+        h(world, i + 1, j, k);
+        h(world, i, j, k - 1);
+        h(world, i, j, k + 1);
+        if (world.d(i - 1, j, k)) {
+            h(world, i - 1, j + 1, k);
+        } else {
+            h(world, i - 1, j - 1, k);
+        }
+        if (world.d(i + 1, j, k)) {
+            h(world, i + 1, j + 1, k);
+        } else {
+            h(world, i + 1, j - 1, k);
+        }
+        if (world.d(i, j, k - 1)) {
+            h(world, i, j + 1, k - 1);
+        } else {
+            h(world, i, j - 1, k - 1);
+        }
+        if (world.d(i, j, k + 1)) {
+            h(world, i, j + 1, k + 1);
+        } else {
+            h(world, i, j - 1, k + 1);
+        }
+    }
+
+    public void b(World world, int i, int j, int k) {
+        super.b(world, i, j, k);
+        if (world.z) {
+            return;
+        }
+        world.g(i, j + 1, k, bh);
+        world.g(i, j - 1, k, bh);
+        g(world, i, j, k);
+        h(world, i - 1, j, k);
+        h(world, i + 1, j, k);
+        h(world, i, j, k - 1);
+        h(world, i, j, k + 1);
+        if (world.d(i - 1, j, k)) {
+            h(world, i - 1, j + 1, k);
+        } else {
+            h(world, i - 1, j - 1, k);
+        }
+        if (world.d(i + 1, j, k)) {
+            h(world, i + 1, j + 1, k);
+        } else {
+            h(world, i + 1, j - 1, k);
+        }
+        if (world.d(i, j, k - 1)) {
+            h(world, i, j + 1, k - 1);
+        } else {
+            h(world, i, j - 1, k - 1);
+        }
+        if (world.d(i, j, k + 1)) {
+            h(world, i, j + 1, k + 1);
+        } else {
+            h(world, i, j - 1, k + 1);
+        }
+    }
+
+    private int f(World world, int i, int j, int k, int l) {
+        if (world.a(i, j, k) != bh) {
+            return l;
+        }
+        int i1 = world.b(i, j, k);
+
+        if (i1 > l) {
+            return i1;
+        } else {
+            return l;
+        }
+    }
+
+    public void b(World world, int i, int j, int k, int l) {
+        if (world.z) {
+            return;
+        }
+        int i1 = world.b(i, j, k);
+        boolean flag = a(world, i, j, k);
+
+        if (!flag) {
+            a_(world, i, j, k, i1);
+            world.d(i, j, k, 0);
+        } else {
+            g(world, i, j, k);
+        }
+        super.b(world, i, j, k, l);
+    }
+
+    public int a(int i, Random random) {
+        return Item.aA.aW;
+    }
+
+    public boolean d(World world, int i, int j, int k, int l) {
+        if (!a) {
+            return false;
+        } else {
+            return b(((IBlockAccess) (world)), i, j, k, l);
+        }
+    }
+
+    public boolean b(IBlockAccess iblockaccess, int i, int j, int k, int l) {
+        if (!a) {
+            return false;
+        }
+        if (iblockaccess.b(i, j, k) == 0) {
+            return false;
+        }
+        if (l == 1) {
+            return true;
+        }
+        boolean flag = b(iblockaccess, i - 1, j, k) || !iblockaccess.d(i - 1, j, k) && b(iblockaccess, i - 1, j - 1, k);
+        boolean flag1 = b(iblockaccess, i + 1, j, k) || !iblockaccess.d(i + 1, j, k) && b(iblockaccess, i + 1, j - 1, k);
+        boolean flag2 = b(iblockaccess, i, j, k - 1) || !iblockaccess.d(i, j, k - 1) && b(iblockaccess, i, j - 1, k - 1);
+        boolean flag3 = b(iblockaccess, i, j, k + 1) || !iblockaccess.d(i, j, k + 1) && b(iblockaccess, i, j - 1, k + 1);
+
+        if (!iblockaccess.d(i, j + 1, k)) {
+            if (iblockaccess.d(i - 1, j, k) && b(iblockaccess, i - 1, j + 1, k)) {
+                flag = true;
+            }
+            if (iblockaccess.d(i + 1, j, k) && b(iblockaccess, i + 1, j + 1, k)) {
+                flag1 = true;
+            }
+            if (iblockaccess.d(i, j, k - 1) && b(iblockaccess, i, j + 1, k - 1)) {
+                flag2 = true;
+            }
+            if (iblockaccess.d(i, j, k + 1) && b(iblockaccess, i, j + 1, k + 1)) {
+                flag3 = true;
+            }
+        }
+        if (!flag2 && !flag1 && !flag && !flag3 && l >= 2 && l <= 5) {
+            return true;
+        }
+        if (l == 2 && flag2 && !flag && !flag1) {
+            return true;
+        }
+        if (l == 3 && flag3 && !flag && !flag1) {
+            return true;
+        }
+        if (l == 4 && flag && !flag2 && !flag3) {
+            return true;
+        }
+        return l == 5 && flag1 && !flag2 && !flag3;
+    }
+
+    public boolean c() {
+        return a;
+    }
+
+    public static boolean b(IBlockAccess iblockaccess, int i, int j, int k) {
+        int l = iblockaccess.a(i, j, k);
+
+        if (l == Block.av.bh) {
+            return true;
+        }
+        if (l == 0) {
+            return false;
+        }
+        return Block.m[l].c();
+    }
+}