Mixin into most multiblocks to allow laser hatches on them

src/main/java/com/zorbatron/zbgt/mixin/RMMCLaserMixin.java

@@ -0,0 +1,50 @@
+package com.zorbatron.zbgt.mixin;
+
+import static gregtech.api.metatileentity.multiblock.MultiblockControllerBase.abilities;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+import com.llamalad7.mixinextras.injector.wrapoperation.Operation;
+import com.llamalad7.mixinextras.injector.wrapoperation.WrapOperation;
+
+import gregtech.api.capability.IEnergyContainer;
+import gregtech.api.capability.impl.EnergyContainerList;
+import gregtech.api.metatileentity.multiblock.MultiblockAbility;
+import gregtech.api.metatileentity.multiblock.RecipeMapMultiblockController;
+import gregtech.api.pattern.TraceabilityPredicate;
+
+@Mixin(value = RecipeMapMultiblockController.class, remap = false)
+public abstract class RMMCLaserMixin {
+
+    @Shadow
+    protected IEnergyContainer energyContainer;
+
+    @Inject(method = "initializeAbilities", at = @At(value = "RETURN"))
+    private void allowExtraAbilities(CallbackInfo ci) {
+        RecipeMapMultiblockController controller = (RecipeMapMultiblockController) (Object) this;
+        List<IEnergyContainer> energyInputs = new ArrayList<>();
+
+        energyInputs.addAll(controller.getAbilities(MultiblockAbility.INPUT_ENERGY));
+        energyInputs.addAll(controller.getAbilities(MultiblockAbility.SUBSTATION_INPUT_ENERGY));
+        energyInputs.addAll(controller.getAbilities(MultiblockAbility.INPUT_LASER));
+
+        energyContainer = new EnergyContainerList(energyInputs);
+    }
+
+    @WrapOperation(method = "autoAbilities(ZZZZZZZ)Lgregtech/api/pattern/TraceabilityPredicate;",
+                   at = @At(value = "INVOKE",
+                            target = "Lgregtech/api/metatileentity/multiblock/RecipeMapMultiblockController;abilities([Lgregtech/api/metatileentity/multiblock/MultiblockAbility;)Lgregtech/api/pattern/TraceabilityPredicate;",
+                            ordinal = 0))
+    private TraceabilityPredicate allowExtraHatches(MultiblockAbility<?>[] multiblockAbilities,
+                                                    Operation<TraceabilityPredicate> original) {
+        return abilities(MultiblockAbility.INPUT_ENERGY, MultiblockAbility.SUBSTATION_INPUT_ENERGY,
+                MultiblockAbility.INPUT_LASER);
+    }
+}

src/main/resources/mixins.zbgt.json

@@ -6,6 +6,7 @@
   "compatibilityLevel": "JAVA_8",
   "mixins": [
     "PSSMixin",
+    "RMMCLaserMixin",
     "WorldGenRegistryMixin"
   ],
   "client": [],