1 files changed, 57 insertions, 0 deletions
diff --git a/kekztech/src/main/java/common/blocks/BaseGTUpdateableBlock.java b/kekztech/src/main/java/common/blocks/BaseGTUpdateableBlock.java
new file mode 100644
index 0000000000..ef61327dd7
--- /dev/null
+++ b/kekztech/src/main/java/common/blocks/BaseGTUpdateableBlock.java
@@ -0,0 +1,57 @@
+package common.blocks;
+
+import net.minecraft.block.Block;
+import net.minecraft.block.material.Material;
+import net.minecraft.entity.Entity;
+import net.minecraft.entity.EnumCreatureType;
+import net.minecraft.world.IBlockAccess;
+import net.minecraft.world.World;
+
+import gregtech.api.GregTech_API;
+
+/**
+ * Any blocks that are used as structure parts for GregTech multi machines have to inherit from this class. Otherwise
+ * the checkMachine() method that verifies a machine's structure won't be called correctly.
+ */
+public abstract class BaseGTUpdateableBlock extends Block {
+
+    protected BaseGTUpdateableBlock(Material material) {
+        super(material);
+        GregTech_API.registerMachineBlock(this, -1);
+        super.setHarvestLevel("wrench", 2);
+    }
+
+    @Override
+    public int damageDropped(int meta) {
+        return meta;
+    }
+
+    @Override
+    public boolean canBeReplacedByLeaves(IBlockAccess world, int x, int y, int z) {
+        return false;
+    }
+
+    @Override
+    public boolean canEntityDestroy(IBlockAccess world, int x, int y, int z, Entity entity) {
+        return false;
+    }
+
+    @Override
+    public boolean canCreatureSpawn(EnumCreatureType type, IBlockAccess world, int x, int y, int z) {
+        return false;
+    }
+
+    @Override
+    public void onBlockAdded(World aWorld, int aX, int aY, int aZ) {
+        if (GregTech_API.isMachineBlock(this, aWorld.getBlockMetadata(aX, aY, aZ))) {
+            GregTech_API.causeMachineUpdate(aWorld, aX, aY, aZ);
+        }
+    }
+
+    @Override
+    public void breakBlock(World aWorld, int aX, int aY, int aZ, Block aBlock, int aMetaData) {
+        if (GregTech_API.isMachineBlock(this, aWorld.getBlockMetadata(aX, aY, aZ))) {
+            GregTech_API.causeMachineUpdate(aWorld, aX, aY, aZ);
+        }
+    }
+}