Added whitelistable advanced item laser relays

src/main/java/de/ellpeck/actuallyadditions/mod/blocks/BlockLaserRelay.java

@@ -10,33 +10,37 @@
 
 package de.ellpeck.actuallyadditions.mod.blocks;
 
+import de.ellpeck.actuallyadditions.mod.ActuallyAdditions;
 import de.ellpeck.actuallyadditions.mod.blocks.base.BlockContainerBase;
+import de.ellpeck.actuallyadditions.mod.inventory.GuiHandler;
 import de.ellpeck.actuallyadditions.mod.tile.TileEntityLaserRelay;
 import net.minecraft.block.SoundType;
 import net.minecraft.block.material.Material;
 import net.minecraft.block.properties.PropertyInteger;
 import net.minecraft.block.state.IBlockState;
 import net.minecraft.entity.EntityLivingBase;
+import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.EnumRarity;
 import net.minecraft.item.ItemStack;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraft.util.EnumFacing;
+import net.minecraft.util.EnumHand;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.world.World;
 
 public class BlockLaserRelay extends BlockContainerBase{
 
     private static final PropertyInteger META = PropertyInteger.create("meta", 0, 5);
-    private boolean isItem;
+    private Type type;
 
-    public BlockLaserRelay(String name, boolean isItem){
+    public BlockLaserRelay(String name, Type type){
         super(Material.ROCK, name);
         this.setHarvestLevel("pickaxe", 0);
         this.setHardness(1.5F);
         this.setResistance(10.0F);
         this.setSoundType(SoundType.STONE);
 
-        this.isItem = isItem;
+        this.type = type;
     }
 
     @Override
@@ -64,8 +68,35 @@ public class BlockLaserRelay extends BlockContainerBase{
         return META;
     }
 
+    @Override
+    public boolean onBlockActivated(World world, BlockPos pos, IBlockState state, EntityPlayer player, EnumHand hand, ItemStack stack, EnumFacing par6, float par7, float par8, float par9){
+        if(player.isSneaking()){
+            TileEntityLaserRelay relay = (TileEntityLaserRelay)world.getTileEntity(pos);
+            if(relay instanceof TileEntityLaserRelay.TileEntityLaserRelayItemWhitelist){
+                if(!world.isRemote){
+                    player.openGui(ActuallyAdditions.instance, GuiHandler.GuiTypes.LASER_RELAY_ITEM_WHITELIST.ordinal(), world, pos.getX(), pos.getY(), pos.getZ());
+                }
+                return true;
+            }
+        }
+        return false;
+    }
+
     @Override
     public TileEntity createNewTileEntity(World world, int i){
-        return this.isItem ? new TileEntityLaserRelay.TileEntityLaserRelayItem() : new TileEntityLaserRelay.TileEntityLaserRelayEnergy();
+        switch(this.type){
+            case ITEM:
+                return new TileEntityLaserRelay.TileEntityLaserRelayItem();
+            case ITEM_WHITELIST:
+                return new TileEntityLaserRelay.TileEntityLaserRelayItemWhitelist();
+            default:
+                return new TileEntityLaserRelay.TileEntityLaserRelayEnergy();
+        }
+    }
+
+    public enum Type{
+        ENERGY,
+        ITEM,
+        ITEM_WHITELIST
     }
 }

src/main/java/de/ellpeck/actuallyadditions/mod/blocks/InitBlocks.java

@@ -93,6 +93,7 @@ public class InitBlocks{
 
     public static Block blockLaserRelay;
     public static Block blockLaserRelayItem;
+    public static Block blockLaserRelayItemWhitelist;
     public static Block blockItemViewer;
 
     public static Block blockBlackLotus;
@@ -122,8 +123,9 @@ public class InitBlocks{
         blockAtomicReconstructor = new BlockAtomicReconstructor("blockAtomicReconstructor");
         blockCrystal = new BlockCrystal("blockCrystal");
         blockBlackLotus = new BlockBlackLotus("blockBlackLotus");
-        blockLaserRelay = new BlockLaserRelay("blockLaserRelay", false);
+        blockLaserRelay = new BlockLaserRelay("blockLaserRelay", BlockLaserRelay.Type.ENERGY);
-        blockLaserRelayItem = new BlockLaserRelay("blockLaserRelayItem", true);
+        blockLaserRelayItem = new BlockLaserRelay("blockLaserRelayItem", BlockLaserRelay.Type.ITEM);
+        blockLaserRelayItemWhitelist = new BlockLaserRelay("blockLaserRelayItemWhitelist", BlockLaserRelay.Type.ITEM_WHITELIST);
         blockRangedCollector = new BlockRangedCollector("blockRangedCollector");
         blockDirectionalBreaker = new BlockDirectionalBreaker("blockDirectionalBreaker");
         blockLeafGenerator = new BlockLeafGenerator("blockLeafGenerator");

src/main/java/de/ellpeck/actuallyadditions/mod/creative/CreativeTab.java

@@ -56,6 +56,7 @@ public class CreativeTab extends CreativeTabs{
         this.add(InitBlocks.blockFireworkBox);
         this.add(InitBlocks.blockLaserRelay);
         this.add(InitBlocks.blockLaserRelayItem);
+        this.add(InitBlocks.blockLaserRelayItemWhitelist);
         this.add(InitBlocks.blockItemViewer);
         this.add(InitBlocks.blockAtomicReconstructor);
         this.add(InitBlocks.blockPhantomface);

src/main/java/de/ellpeck/actuallyadditions/mod/inventory/ContainerDrill.java

@@ -29,7 +29,7 @@ import net.minecraft.util.text.TextComponentString;
 @InventoryContainer
 public class ContainerDrill extends Container{
 
-    private static final int SLOT_AMOUNT = 5;
+    public static final int SLOT_AMOUNT = 5;
 
     private InventoryDrill drillInventory = new InventoryDrill();
     private InventoryPlayer inventory;

src/main/java/de/ellpeck/actuallyadditions/mod/inventory/ContainerLaserRelayItemWhitelist.java

@@ -0,0 +1,110 @@
+/*
+ * This file ("ContainerInputter.java") is part of the Actually Additions Mod for Minecraft.
+ * It is created and owned by Ellpeck and distributed
+ * under the Actually Additions License to be found at
+ * http://ellpeck.de/actaddlicense/
+ * View the source code at https://github.com/Ellpeck/ActuallyAdditions
+ *
+ * © 2016 Ellpeck
+ */
+
+package de.ellpeck.actuallyadditions.mod.inventory;
+
+import de.ellpeck.actuallyadditions.mod.inventory.slot.SlotFilter;
+import de.ellpeck.actuallyadditions.mod.tile.TileEntityBase;
+import de.ellpeck.actuallyadditions.mod.tile.TileEntityLaserRelay.TileEntityLaserRelayItemWhitelist;
+import invtweaks.api.container.InventoryContainer;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.entity.player.InventoryPlayer;
+import net.minecraft.inventory.ClickType;
+import net.minecraft.inventory.Container;
+import net.minecraft.inventory.Slot;
+import net.minecraft.item.ItemStack;
+
+@InventoryContainer
+public class ContainerLaserRelayItemWhitelist extends Container{
+
+    private TileEntityLaserRelayItemWhitelist tile;
+
+    public ContainerLaserRelayItemWhitelist(InventoryPlayer inventory, TileEntityBase tile){
+        this.tile = (TileEntityLaserRelayItemWhitelist)tile;
+
+        for(int i = 0; i < 2; i++){
+            for(int x = 0; x < 3; x++){
+                for(int y = 0; y < 4; y++){
+                    this.addSlotToContainer(new SlotFilter(this.tile.filterInventory, y+x*4+i*12, 20+i*84+x*18, 6+y*18));
+                }
+            }
+        }
+
+        for(int i = 0; i < 3; i++){
+            for(int j = 0; j < 9; j++){
+                this.addSlotToContainer(new Slot(inventory, j+i*9+9, 8+j*18, 97+i*18));
+            }
+        }
+        for(int i = 0; i < 9; i++){
+            this.addSlotToContainer(new Slot(inventory, i, 8+i*18, 155));
+        }
+    }
+
+    @Override
+    public ItemStack transferStackInSlot(EntityPlayer player, int slot){
+        final int inventoryStart = 0;
+        final int inventoryEnd = inventoryStart+26;
+        final int hotbarStart = inventoryEnd+1;
+        final int hotbarEnd = hotbarStart+8;
+
+        Slot theSlot = this.inventorySlots.get(slot);
+
+        if(theSlot != null && theSlot.getHasStack()){
+            ItemStack newStack = theSlot.getStack();
+            ItemStack currentStack = newStack.copy();
+
+            //Other Slots in Inventory excluded
+            if(slot >= inventoryStart){
+                if(slot >= inventoryStart && slot <= inventoryEnd){
+                    if(!this.mergeItemStack(newStack, hotbarStart, hotbarEnd+1, false)){
+                        return null;
+                    }
+                }
+                else if(slot >= inventoryEnd+1 && slot < hotbarEnd+1 && !this.mergeItemStack(newStack, inventoryStart, inventoryEnd+1, false)){
+                    return null;
+                }
+            }
+            else if(!this.mergeItemStack(newStack, inventoryStart, hotbarEnd+1, false)){
+                return null;
+            }
+
+            if(newStack.stackSize == 0){
+                theSlot.putStack(null);
+            }
+            else{
+                theSlot.onSlotChanged();
+            }
+
+            if(newStack.stackSize == currentStack.stackSize){
+                return null;
+            }
+            theSlot.onPickupFromSlot(player, newStack);
+
+            return currentStack;
+        }
+        return null;
+    }
+
+    @Override
+    public ItemStack slotClick(int slotId, int dragType, ClickType clickTypeIn, EntityPlayer player){
+        if(slotId >= 0 && slotId < this.inventorySlots.size() && this.getSlot(slotId) instanceof SlotFilter){
+            //Calls the Filter's SlotClick function
+            return ((SlotFilter)this.getSlot(slotId)).slotClick(player);
+        }
+        else{
+            return super.slotClick(slotId, dragType, clickTypeIn, player);
+        }
+    }
+
+    @Override
+    public boolean canInteractWith(EntityPlayer player){
+        return this.tile.canPlayerUse(player);
+    }
+}

src/main/java/de/ellpeck/actuallyadditions/mod/inventory/GuiHandler.java

@@ -87,6 +87,8 @@ public class GuiHandler implements IGuiHandler{
                 return new ContainerRangedCollector(entityPlayer.inventory, tile);
             case MINER:
                 return new ContainerMiner(entityPlayer.inventory, tile);
+            case LASER_RELAY_ITEM_WHITELIST:
+                return new ContainerLaserRelayItemWhitelist(entityPlayer.inventory, tile);
             default:
                 return null;
         }
@@ -153,6 +155,8 @@ public class GuiHandler implements IGuiHandler{
                 return new GuiRangedCollector(entityPlayer.inventory, tile, x, y, z, world);
             case MINER:
                 return new GuiMiner(entityPlayer.inventory, tile);
+            case LASER_RELAY_ITEM_WHITELIST:
+                return new GuiLaserRelayItemWhitelist(entityPlayer.inventory, tile);
             default:
                 return null;
         }
@@ -185,7 +189,8 @@ public class GuiHandler implements IGuiHandler{
         BOOK(false),
         DIRECTIONAL_BREAKER,
         RANGED_COLLECTOR,
-        MINER;
+        MINER,
+        LASER_RELAY_ITEM_WHITELIST;
 
         public boolean checkTileEntity;
 

src/main/java/de/ellpeck/actuallyadditions/mod/inventory/gui/GuiLaserRelayItemWhitelist.java

@@ -0,0 +1,108 @@
+/*
+ * This file ("GuiOilGenerator.java") is part of the Actually Additions Mod for Minecraft.
+ * It is created and owned by Ellpeck and distributed
+ * under the Actually Additions License to be found at
+ * http://ellpeck.de/actaddlicense/
+ * View the source code at https://github.com/Ellpeck/ActuallyAdditions
+ *
+ * © 2016 Ellpeck
+ */
+
+package de.ellpeck.actuallyadditions.mod.inventory.gui;
+
+import de.ellpeck.actuallyadditions.mod.inventory.ContainerLaserRelayItemWhitelist;
+import de.ellpeck.actuallyadditions.mod.inventory.gui.GuiInputter.SmallerButton;
+import de.ellpeck.actuallyadditions.mod.network.PacketHandler;
+import de.ellpeck.actuallyadditions.mod.network.gui.PacketGuiButton;
+import de.ellpeck.actuallyadditions.mod.tile.TileEntityBase;
+import de.ellpeck.actuallyadditions.mod.tile.TileEntityLaserRelay.TileEntityLaserRelayItemWhitelist;
+import de.ellpeck.actuallyadditions.mod.util.AssetUtil;
+import de.ellpeck.actuallyadditions.mod.util.ModUtil;
+import de.ellpeck.actuallyadditions.mod.util.StringUtil;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.GuiButton;
+import net.minecraft.client.gui.inventory.GuiContainer;
+import net.minecraft.client.renderer.GlStateManager;
+import net.minecraft.entity.player.InventoryPlayer;
+import net.minecraft.util.ResourceLocation;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.text.TextFormatting;
+import net.minecraftforge.fml.relauncher.Side;
+import net.minecraftforge.fml.relauncher.SideOnly;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@SideOnly(Side.CLIENT)
+public class GuiLaserRelayItemWhitelist extends GuiContainer{
+
+    private static final ResourceLocation resLoc = AssetUtil.getGuiLocation("guiLaserRelayItemWhitelist");
+    private TileEntityLaserRelayItemWhitelist tile;
+
+    private SmallerButton whitelistLeft;
+    private SmallerButton whitelistRight;
+
+    public GuiLaserRelayItemWhitelist(InventoryPlayer inventory, TileEntityBase tile){
+        super(new ContainerLaserRelayItemWhitelist(inventory, tile));
+        this.tile = (TileEntityLaserRelayItemWhitelist)tile;
+        this.xSize = 176;
+        this.ySize = 93+86;
+    }
+
+    @Override
+    public void initGui(){
+        super.initGui();
+
+        this.whitelistLeft = new SmallerButton(0, this.guiLeft+3, this.guiTop+16, "");
+        this.whitelistRight = new SmallerButton(1, this.guiLeft+157, this.guiTop+16, "");
+        this.buttonList.add(this.whitelistLeft);
+        this.buttonList.add(this.whitelistRight);
+    }
+
+    @Override
+    public void actionPerformed(GuiButton button){
+        BlockPos pos = this.tile.getPos();
+        PacketHandler.theNetwork.sendToServer(new PacketGuiButton(pos.getX(), pos.getY(), pos.getZ(), this.tile.getWorld(), button.id, Minecraft.getMinecraft().thePlayer));
+    }
+
+    @Override
+    public void drawScreen(int x, int y, float f){
+        super.drawScreen(x, y, f);
+
+        this.whitelistLeft.displayString = this.tile.isLeftWhitelist ? "O" : "X";
+        this.whitelistRight.displayString = this.tile.isRightWhitelist ? "O" : "X";
+
+        List infoList = this.fontRendererObj.listFormattedStringToWidth(StringUtil.localizeFormatted("info."+ModUtil.MOD_ID+".inputter.whitelistInfo"), 200);
+        String text1 = this.tile.isLeftWhitelist ? StringUtil.localize("info."+ModUtil.MOD_ID+".gui.whitelist") : StringUtil.localize("info."+ModUtil.MOD_ID+".gui.blacklist");
+        if(x >= this.guiLeft+3 && y >= this.guiTop+16 && x <= this.guiLeft+18 && y <= this.guiTop+31){
+            ArrayList list = new ArrayList();
+            list.add(TextFormatting.BOLD+text1);
+            list.addAll(infoList);
+            this.drawHoveringText(list, x, y);
+        }
+        String text2 = this.tile.isRightWhitelist ? StringUtil.localize("info."+ModUtil.MOD_ID+".gui.whitelist") : StringUtil.localize("info."+ModUtil.MOD_ID+".gui.blacklist");
+        if(x >= this.guiLeft+157 && y >= this.guiTop+16 && x <= this.guiLeft+172 && y <= this.guiTop+31){
+            ArrayList list = new ArrayList();
+            list.add(TextFormatting.BOLD+text2);
+            list.addAll(infoList);
+            this.drawHoveringText(list, x, y);
+        }
+    }
+
+    @Override
+    public void drawGuiContainerForegroundLayer(int x, int y){
+        AssetUtil.displayNameString(this.fontRendererObj, this.xSize, -10, this.tile.name);
+    }
+
+    @Override
+    public void drawGuiContainerBackgroundLayer(float f, int x, int y){
+        GlStateManager.color(1.0F, 1.0F, 1.0F, 1.0F);
+
+        this.mc.getTextureManager().bindTexture(AssetUtil.GUI_INVENTORY_LOCATION);
+        this.drawTexturedModalRect(this.guiLeft, this.guiTop+93, 0, 0, 176, 86);
+
+        this.mc.getTextureManager().bindTexture(resLoc);
+        this.drawTexturedModalRect(this.guiLeft, this.guiTop, 0, 0, 176, 93);
+
+    }
+}

src/main/java/de/ellpeck/actuallyadditions/mod/items/ItemDrill.java

@@ -15,8 +15,10 @@ import com.google.common.collect.Multimap;
 import de.ellpeck.actuallyadditions.mod.ActuallyAdditions;
 import de.ellpeck.actuallyadditions.mod.blocks.metalists.TheColoredLampColors;
 import de.ellpeck.actuallyadditions.mod.config.ConfigValues;
+import de.ellpeck.actuallyadditions.mod.inventory.ContainerDrill;
 import de.ellpeck.actuallyadditions.mod.inventory.GuiHandler;
 import de.ellpeck.actuallyadditions.mod.items.base.ItemEnergy;
+import de.ellpeck.actuallyadditions.mod.tile.TileEntityInventoryBase;
 import de.ellpeck.actuallyadditions.mod.util.ItemUtil;
 import de.ellpeck.actuallyadditions.mod.util.ModUtil;
 import de.ellpeck.actuallyadditions.mod.util.PosUtil;
@@ -150,19 +152,9 @@ public class ItemDrill extends ItemEnergy{
             return null;
         }
 
-        int slotAmount = compound.getInteger("SlotAmount");
+        ItemStack[] slots = new ItemStack[ContainerDrill.SLOT_AMOUNT];
-        ItemStack[] slots = new ItemStack[slotAmount];
+        TileEntityInventoryBase.loadSlots(slots, compound);
 
-        if(slots.length > 0){
-            NBTTagList tagList = compound.getTagList("Items", 10);
-            for(int i = 0; i < tagList.tagCount(); i++){
-                NBTTagCompound tagCompound = tagList.getCompoundTagAt(i);
-                byte slotIndex = tagCompound.getByte("Slot");
-                if(slotIndex >= 0 && slotIndex < slots.length){
-                    slots[slotIndex] = ItemStack.loadItemStackFromNBT(tagCompound);
-                }
-            }
-        }
         return slots;
     }
 
@@ -407,20 +399,7 @@ public class ItemDrill extends ItemEnergy{
         if(compound == null){
             compound = new NBTTagCompound();
         }
-
+        TileEntityInventoryBase.saveSlots(slots, compound);
-        if(slots != null && slots.length > 0){
-            compound.setInteger("SlotAmount", slots.length);
-            NBTTagList tagList = new NBTTagList();
-            for(int currentIndex = 0; currentIndex < slots.length; currentIndex++){
-                if(slots[currentIndex] != null){
-                    NBTTagCompound tagCompound = new NBTTagCompound();
-                    tagCompound.setByte("Slot", (byte)currentIndex);
-                    slots[currentIndex].writeToNBT(tagCompound);
-                    tagList.appendTag(tagCompound);
-                }
-            }
-            compound.setTag("Items", tagList);
-        }
         stack.setTagCompound(compound);
     }
 

src/main/java/de/ellpeck/actuallyadditions/mod/tile/TileEntityBase.java

@@ -84,6 +84,7 @@ public abstract class TileEntityBase extends TileEntity implements ITickable{
         GameRegistry.registerTileEntity(TileEntityPhantomRedstoneface.class, ModUtil.MOD_ID+":tileEntityPhantomRedstoneface");
         GameRegistry.registerTileEntity(TileEntityLaserRelay.TileEntityLaserRelayItem.class, ModUtil.MOD_ID+":tileEntityLaserRelayItem");
         GameRegistry.registerTileEntity(TileEntityLaserRelay.TileEntityLaserRelayEnergy.class, ModUtil.MOD_ID+":tileEntityLaserRelay");
+        GameRegistry.registerTileEntity(TileEntityLaserRelay.TileEntityLaserRelayItemWhitelist.class, ModUtil.MOD_ID+":tileEntityLaserRelayItemWhitelist");
         GameRegistry.registerTileEntity(TileEntityItemViewer.class, ModUtil.MOD_ID+":tileItemViewer");
     }
 

src/main/java/de/ellpeck/actuallyadditions/mod/tile/TileEntityInventoryBase.java

@@ -12,6 +12,7 @@ package de.ellpeck.actuallyadditions.mod.tile;
 
 import de.ellpeck.actuallyadditions.mod.util.StringUtil;
 import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.inventory.IInventory;
 import net.minecraft.inventory.ISidedInventory;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
@@ -48,19 +49,36 @@ public abstract class TileEntityInventoryBase extends TileEntityBase implements
     public void writeSyncableNBT(NBTTagCompound compound, boolean isForSync){
         super.writeSyncableNBT(compound, isForSync);
         if(!isForSync || this.shouldSyncSlots()){
-            if(this.slots.length > 0){
+            saveSlots(this.slots, compound);
+        }
+    }
+
+    public static void saveSlots(ItemStack[] slots, NBTTagCompound compound){
+        if(slots != null && slots.length > 0){
             NBTTagList tagList = new NBTTagList();
-                for(int currentIndex = 0; currentIndex < this.slots.length; currentIndex++){
+            for(int currentIndex = 0; currentIndex < slots.length; currentIndex++){
                 NBTTagCompound tagCompound = new NBTTagCompound();
                 tagCompound.setByte("Slot", (byte)currentIndex);
-                    if(this.slots[currentIndex] != null){
+                if(slots[currentIndex] != null){
-                        this.slots[currentIndex].writeToNBT(tagCompound);
+                    slots[currentIndex].writeToNBT(tagCompound);
                 }
                 tagList.appendTag(tagCompound);
             }
             compound.setTag("Items", tagList);
         }
     }
+
+    public static void loadSlots(ItemStack[] slots, NBTTagCompound compound){
+        if(slots != null && slots.length > 0){
+            NBTTagList tagList = compound.getTagList("Items", 10);
+            for(int i = 0; i < tagList.tagCount(); i++){
+                NBTTagCompound tagCompound = tagList.getCompoundTagAt(i);
+                byte slotIndex = tagCompound.getByte("Slot");
+                if(slotIndex >= 0 && slotIndex < slots.length){
+                    slots[slotIndex] = ItemStack.loadItemStackFromNBT(tagCompound);
+                }
+            }
+        }
     }
 
     public boolean shouldSyncSlots(){
@@ -71,16 +89,7 @@ public abstract class TileEntityInventoryBase extends TileEntityBase implements
     public void readSyncableNBT(NBTTagCompound compound, boolean isForSync){
         super.readSyncableNBT(compound, isForSync);
         if(!isForSync || this.shouldSyncSlots()){
-            if(this.slots.length > 0){
+            loadSlots(this.slots, compound);
-                NBTTagList tagList = compound.getTagList("Items", 10);
-                for(int i = 0; i < tagList.tagCount(); i++){
-                    NBTTagCompound tagCompound = tagList.getCompoundTagAt(i);
-                    byte slotIndex = tagCompound.getByte("Slot");
-                    if(slotIndex >= 0 && slotIndex < this.slots.length){
-                        this.slots[slotIndex] = ItemStack.loadItemStackFromNBT(tagCompound);
-                    }
-                }
-            }
         }
     }
 

src/main/java/de/ellpeck/actuallyadditions/mod/tile/TileEntityItemViewer.java

@@ -78,11 +78,13 @@ public class TileEntityItemViewer extends TileEntityInventoryBase{
     public boolean canExtractItem(int index, ItemStack stack, EnumFacing direction){
         SpecificItemHandlerInfo handler = this.getSwitchedIndexHandler(index);
         if(handler != null){
+            if(handler.relayInQuestion.isWhitelisted(stack)){
                 if(ItemStack.areItemsEqual(handler.handler.getStackInSlot(handler.switchedIndex), stack)){
                     ItemStack gaveBack = handler.handler.extractItem(handler.switchedIndex, stack.stackSize, true);
                     return gaveBack != null;
                 }
             }
+        }
         return false;
     }
 
@@ -90,9 +92,11 @@ public class TileEntityItemViewer extends TileEntityInventoryBase{
     public boolean isItemValidForSlot(int index, ItemStack stack){
         SpecificItemHandlerInfo handler = this.getSwitchedIndexHandler(index);
         if(handler != null){
+            if(handler.relayInQuestion.isWhitelisted(stack)){
                 ItemStack gaveBack = handler.handler.insertItem(handler.switchedIndex, stack, true);
                 return !ItemStack.areItemStacksEqual(gaveBack, stack);
             }
+        }
         return false;
     }
 

src/main/java/de/ellpeck/actuallyadditions/mod/tile/TileEntityLaserRelay.java

@@ -15,16 +15,24 @@ import de.ellpeck.actuallyadditions.mod.config.ConfigValues;
 import de.ellpeck.actuallyadditions.mod.config.values.ConfigIntValues;
 import de.ellpeck.actuallyadditions.mod.misc.LaserRelayConnectionHandler;
 import de.ellpeck.actuallyadditions.mod.network.PacketParticle;
+import de.ellpeck.actuallyadditions.mod.network.gui.IButtonReactor;
 import de.ellpeck.actuallyadditions.mod.tile.TileEntityItemViewer.GenericItemHandlerInfo;
 import de.ellpeck.actuallyadditions.mod.util.PosUtil;
+import de.ellpeck.actuallyadditions.mod.util.StringUtil;
 import de.ellpeck.actuallyadditions.mod.util.Util;
 import de.ellpeck.actuallyadditions.mod.util.WorldUtil;
 import io.netty.util.internal.ConcurrentSet;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.inventory.IInventory;
+import net.minecraft.inventory.ISidedInventory;
+import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.nbt.NBTTagList;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraft.util.EnumFacing;
 import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.text.ITextComponent;
+import net.minecraft.util.text.TextComponentString;
 import net.minecraftforge.fml.relauncher.Side;
 import net.minecraftforge.fml.relauncher.SideOnly;
 import net.minecraftforge.items.CapabilityItemHandler;
@@ -61,11 +69,13 @@ public abstract class TileEntityLaserRelay extends TileEntityBase{
         else{
             LaserRelayConnectionHandler.getInstance().removeRelayFromNetwork(thisPos);
         }
+
+        super.receiveSyncCompound(compound);
     }
 
     @Override
     public NBTTagCompound getSyncCompound(){
-        NBTTagCompound compound = new NBTTagCompound();
+        NBTTagCompound compound = super.getSyncCompound();
 
         BlockPos thisPos = this.pos;
         ConcurrentSet<LaserRelayConnectionHandler.ConnectionPair> connections = LaserRelayConnectionHandler.getInstance().getConnectionsFor(thisPos);
@@ -76,9 +86,8 @@ public abstract class TileEntityLaserRelay extends TileEntityBase{
                 list.appendTag(pair.writeToNBT());
             }
             compound.setTag("Connections", list);
-            return compound;
         }
-        return null;
+        return compound;
     }
 
     @Override
@@ -112,8 +121,16 @@ public abstract class TileEntityLaserRelay extends TileEntityBase{
 
     public static class TileEntityLaserRelayItem extends TileEntityLaserRelay{
 
+        public TileEntityLaserRelayItem(String name){
+            super(name, true);
+        }
+
         public TileEntityLaserRelayItem(){
-            super("laserRelayItem", true);
+            this("laserRelayItem");
+        }
+
+        public boolean isWhitelisted(ItemStack stack){
+            return true;
         }
 
         public List<GenericItemHandlerInfo> getItemHandlersInNetwork(LaserRelayConnectionHandler.Network network){
@@ -148,6 +165,204 @@ public abstract class TileEntityLaserRelay extends TileEntityBase{
         }
     }
 
+    public static class TileEntityLaserRelayItemWhitelist extends TileEntityLaserRelayItem implements IButtonReactor{
+
+        private ItemStack[] slots = new ItemStack[24];
+        
+        public IInventory filterInventory;
+
+        public boolean isLeftWhitelist;
+        public boolean isRightWhitelist;
+
+        private boolean lastLeftWhitelist;
+        private boolean lastRightWhitelist;
+
+        public TileEntityLaserRelayItemWhitelist(){
+            super("laserRelayItemWhitelist");
+
+            this.filterInventory = new IInventory(){
+
+                private TileEntityLaserRelayItemWhitelist tile;
+
+                private IInventory setTile(TileEntityLaserRelayItemWhitelist tile){
+                    this.tile = tile;
+                    return this;
+                }
+
+                @Override
+                public String getName(){
+                    return this.tile.name;
+                }
+
+                @Override
+                public int getInventoryStackLimit(){
+                    return 64;
+                }
+
+                @Override
+                public void markDirty(){
+
+                }
+
+                @Override
+                public boolean isUseableByPlayer(EntityPlayer player){
+                    return this.tile.canPlayerUse(player);
+                }
+
+                @Override
+                public void openInventory(EntityPlayer player){
+
+                }
+
+                @Override
+                public void closeInventory(EntityPlayer player){
+
+                }
+
+                @Override
+                public int getField(int id){
+                    return 0;
+                }
+
+                @Override
+                public void setField(int id, int value){
+
+                }
+
+                @Override
+                public int getFieldCount(){
+                    return 0;
+                }
+
+                @Override
+                public void clear(){
+                    int length = this.tile.slots.length;
+                    this.tile.slots = new ItemStack[length];
+                }
+
+                @Override
+                public void setInventorySlotContents(int i, ItemStack stack){
+                    this.tile.slots[i] = stack;
+                    this.markDirty();
+                }
+
+                @Override
+                public int getSizeInventory(){
+                    return this.tile.slots.length;
+                }
+
+                @Override
+                public ItemStack getStackInSlot(int i){
+                    if(i < this.getSizeInventory()){
+                        return this.tile.slots[i];
+                    }
+                    return null;
+                }
+
+                @Override
+                public ItemStack decrStackSize(int i, int j){
+                    if(this.tile.slots[i] != null){
+                        ItemStack stackAt;
+                        if(this.tile.slots[i].stackSize <= j){
+                            stackAt = this.tile.slots[i];
+                            this.tile.slots[i] = null;
+                            this.markDirty();
+                            return stackAt;
+                        }
+                        else{
+                            stackAt = this.tile.slots[i].splitStack(j);
+                            if(this.tile.slots[i].stackSize <= 0){
+                                this.tile.slots[i] = null;
+                            }
+                            this.markDirty();
+                            return stackAt;
+                        }
+                    }
+                    return null;
+                }
+
+                @Override
+                public ItemStack removeStackFromSlot(int index){
+                    ItemStack stack = this.tile.slots[index];
+                    this.tile.slots[index] = null;
+                    return stack;
+                }
+
+                @Override
+                public boolean hasCustomName(){
+                    return false;
+                }
+
+                @Override
+                public ITextComponent getDisplayName(){
+                    return new TextComponentString(StringUtil.localize(this.getName()));
+                }
+
+                @Override
+                public boolean isItemValidForSlot(int index, ItemStack stack){
+                    return false;
+                }
+            }.setTile(this);
+        }
+
+        @Override
+        public boolean isWhitelisted(ItemStack stack){
+            return this.checkFilter(stack, true, this.isLeftWhitelist) || this.checkFilter(stack, false, this.isRightWhitelist);
+        }
+
+        private boolean checkFilter(ItemStack stack, boolean left, boolean isWhitelist){
+            int slotStart = left ? 0 : 12;
+            int slotStop = slotStart+12;
+
+            for(int i = slotStart; i < slotStop; i++){
+                if(this.slots[i] != null && this.slots[i].isItemEqual(stack)){
+                    return isWhitelist;
+                }
+            }
+            return !isWhitelist;
+        }
+
+        @Override
+        public void writeSyncableNBT(NBTTagCompound compound, boolean isForSync){
+            super.writeSyncableNBT(compound, isForSync);
+            if(!isForSync){
+                TileEntityInventoryBase.saveSlots(this.slots, compound);
+            }
+            compound.setBoolean("LeftWhitelist", this.isLeftWhitelist);
+            compound.setBoolean("RightWhitelist", this.isRightWhitelist);
+        }
+
+        @Override
+        public void readSyncableNBT(NBTTagCompound compound, boolean isForSync){
+            super.readSyncableNBT(compound, isForSync);
+            if(!isForSync){
+                TileEntityInventoryBase.loadSlots(this.slots, compound);
+            }
+            this.isLeftWhitelist = compound.getBoolean("LeftWhitelist");
+            this.isRightWhitelist = compound.getBoolean("RightWhitelist");
+        }
+
+        @Override
+        public void onButtonPressed(int buttonID, EntityPlayer player){
+            if(buttonID == 0){
+                this.isLeftWhitelist = !this.isLeftWhitelist;
+            }
+            else if(buttonID == 1){
+                this.isRightWhitelist = !this.isRightWhitelist;
+            }
+        }
+
+        @Override
+        public void updateEntity(){
+            super.updateEntity();
+
+            if((this.isLeftWhitelist != this.lastLeftWhitelist || this.isRightWhitelist != this.lastRightWhitelist) && this.sendUpdateWithInterval()){
+                this.lastLeftWhitelist = this.isLeftWhitelist;
+                this.lastRightWhitelist = this.isRightWhitelist;
+            }
+        }
+    }
+
     public static class TileEntityLaserRelayEnergy extends TileEntityLaserRelay implements IEnergyReceiver{
 
         public TileEntityLaserRelayEnergy(){

src/main/resources/assets/actuallyadditions/blockstates/blockLaserRelayItemWhitelist.json

@@ -0,0 +1,19 @@
+{
+  "forge_marker": 1,
+  "defaults": {
+    "model": "actuallyadditions:blockLaserRelayItemWhitelist",
+    "transform": "forge:default-block"
+  },
+  "variants": {
+    "normal": [{}],
+    "inventory": [{}],
+    "meta": {
+      "0": { "x": 180 },
+      "1": {},
+      "2": { "x": 90 },
+      "3": { "x": 270 },
+      "4": { "x": 90, "y": 270 },
+      "5": { "x": 270, "y": 270 }
+    }
+  }
+}

src/main/resources/assets/actuallyadditions/lang/en_US.lang

@@ -135,6 +135,7 @@ tile.actuallyadditions.blockPillarQuartzWall.name=Black Quartz Pillar Wall
 tile.actuallyadditions.blockPillarQuartzStair.name=Black Quartz Pillar Stairs
 tile.actuallyadditions.blockPillarQuartzSlab.name=Black Quartz Pillar Slab
 tile.actuallyadditions.blockLaserRelayItem.name=Item Laser Relay
+tile.actuallyadditions.blockLaserRelayItemWhitelist.name=Advanced Item Laser Relay
 tile.actuallyadditions.blockItemViewer.name=Item Interface
 
 #ESD
@@ -506,6 +507,7 @@ container.actuallyadditions.cloud.name=Smiley Cloud
 container.actuallyadditions.directionalBreaker.name=Long-Range Breaker
 container.actuallyadditions.rangedCollector.name=Ranged Collector
 container.actuallyadditions.miner.name=Vertical Digger
+container.actuallyadditions.laserRelayItemWhitelist.name=Laser Relay
 
 #Update Information
 info.actuallyadditions.update.generic=[{"text":"There is an Update for "},{"text":"Actually Additions ","color":"dark_green"},{"text":"available!","color":"none"}]

src/main/resources/assets/actuallyadditions/models/block/blockLaserRelayItemWhitelist.json

@@ -0,0 +1,880 @@
+{
+    "__createdBy": "canitzp",
+    "ambientocclusion": false,
+    "textures": {
+        "particle": "actuallyadditions:blocks/models/modelLaserRelayItemWhitelist",
+        "laserRelay": "actuallyadditions:blocks/models/modelLaserRelayItemWhitelist"
+    },
+    "elements": [
+        {
+            "from": [4,0,4],
+            "to": [12,1,12],
+            "faces": {
+                "up": {
+                    "uv": [0,0,8,8],
+                    "texture": "#laserRelay"
+                },
+                "down": {
+                    "uv": [0,0,8,8],
+                    "texture": "#laserRelay"
+                },
+                "west": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "east": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "north": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "south": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                }
+            }
+        },
+        {
+            "from": [4,1,3],
+            "to": [12,4,4],
+            "faces": {
+                "up": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "down": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "west": {
+                    "uv": [0,0,1,3],
+                    "texture": "#laserRelay"
+                },
+                "east": {
+                    "uv": [0,0,1,3],
+                    "texture": "#laserRelay"
+                },
+                "north": {
+                    "uv": [0,0,8,3],
+                    "texture": "#laserRelay"
+                },
+                "south": {
+                    "uv": [0,0,8,3],
+                    "texture": "#laserRelay"
+                }
+            }
+        },
+        {
+            "from": [4,1,12],
+            "to": [12,4,13],
+            "faces": {
+                "up": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "down": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "west": {
+                    "uv": [0,0,1,3],
+                    "texture": "#laserRelay"
+                },
+                "east": {
+                    "uv": [0,0,1,3],
+                    "texture": "#laserRelay"
+                },
+                "north": {
+                    "uv": [0,0,8,3],
+                    "texture": "#laserRelay"
+                },
+                "south": {
+                    "uv": [0,0,8,3],
+                    "texture": "#laserRelay"
+                }
+            }
+        },
+        {
+            "from": [4,11,12],
+            "to": [12,14,13],
+            "faces": {
+                "up": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "down": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "west": {
+                    "uv": [0,0,1,3],
+                    "texture": "#laserRelay"
+                },
+                "east": {
+                    "uv": [0,0,1,3],
+                    "texture": "#laserRelay"
+                },
+                "north": {
+                    "uv": [0,0,8,3],
+                    "texture": "#laserRelay"
+                },
+                "south": {
+                    "uv": [0,0,8,3],
+                    "texture": "#laserRelay"
+                }
+            }
+        },
+        {
+            "from": [4,11,3],
+            "to": [12,14,4],
+            "faces": {
+                "up": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "down": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "west": {
+                    "uv": [0,0,1,3],
+                    "texture": "#laserRelay"
+                },
+                "east": {
+                    "uv": [0,0,1,3],
+                    "texture": "#laserRelay"
+                },
+                "north": {
+                    "uv": [0,0,8,3],
+                    "texture": "#laserRelay"
+                },
+                "south": {
+                    "uv": [0,0,8,3],
+                    "texture": "#laserRelay"
+                }
+            }
+        },
+        {
+            "from": [4,4,2],
+            "to": [12,5,3],
+            "faces": {
+                "up": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "down": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "west": {
+                    "uv": [0,0,1,1],
+                    "texture": "#laserRelay"
+                },
+                "east": {
+                    "uv": [0,0,1,1],
+                    "texture": "#laserRelay"
+                },
+                "north": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "south": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                }
+            }
+        },
+        {
+            "from": [4,10,2],
+            "to": [12,11,3],
+            "faces": {
+                "up": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "down": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "west": {
+                    "uv": [0,0,1,1],
+                    "texture": "#laserRelay"
+                },
+                "east": {
+                    "uv": [0,0,1,1],
+                    "texture": "#laserRelay"
+                },
+                "north": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "south": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                }
+            }
+        },
+        {
+            "from": [4,10,13],
+            "to": [12,11,14],
+            "faces": {
+                "up": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "down": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "west": {
+                    "uv": [0,0,1,1],
+                    "texture": "#laserRelay"
+                },
+                "east": {
+                    "uv": [0,0,1,1],
+                    "texture": "#laserRelay"
+                },
+                "north": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "south": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                }
+            }
+        },
+        {
+            "from": [4,4,13],
+            "to": [12,5,14],
+            "faces": {
+                "up": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "down": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "west": {
+                    "uv": [0,0,1,1],
+                    "texture": "#laserRelay"
+                },
+                "east": {
+                    "uv": [0,0,1,1],
+                    "texture": "#laserRelay"
+                },
+                "north": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "south": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                }
+            }
+        },
+        {
+            "from": [5.5,1,5.5],
+            "to": [10.5,3,10.5],
+            "faces": {
+                "up": {
+                    "uv": [13.5,13.5,16,16],
+                    "texture": "#laserRelay"
+                },
+                "down": {
+                    "uv": [0.0,0.0,5.0,5.0],
+                    "texture": "missingtexture"
+                },
+                "west": {
+                    "uv": [0,0,5,2],
+                    "texture": "#laserRelay"
+                },
+                "east": {
+                    "uv": [0,0,5,2],
+                    "texture": "#laserRelay"
+                },
+                "north": {
+                    "uv": [0,0,5,2],
+                    "texture": "#laserRelay"
+                },
+                "south": {
+                    "uv": [0,0,5,2],
+                    "texture": "#laserRelay"
+                }
+            }
+        },
+        {
+            "from": [7,3,7],
+            "to": [9,14,9],
+            "faces": {
+                "up": {
+                    "uv": [0.0,0.0,2.0,2.0],
+                    "texture": "missingtexture"
+                },
+                "down": {
+                    "uv": [0.0,0.0,2.0,2.0],
+                    "texture": "missingtexture"
+                },
+                "west": {
+                    "uv": [14,2,16,7.5],
+                    "texture": "#laserRelay"
+                },
+                "east": {
+                    "uv": [14,2,16,7.5],
+                    "texture": "#laserRelay"
+                },
+                "north": {
+                    "uv": [14,2,16,7.5],
+                    "texture": "#laserRelay"
+                },
+                "south": {
+                    "uv": [14,2,16,7.5],
+                    "texture": "#laserRelay"
+                }
+            }
+        },
+        {
+            "from": [4,14,4],
+            "to": [12,15,12],
+            "faces": {
+                "up": {
+                    "uv": [1,12,5,15],
+                    "texture": "#laserRelay"
+                },
+                "down": {
+                    "uv": [0,0,8,8],
+                    "texture": "#laserRelay"
+                },
+                "west": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "east": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "north": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                },
+                "south": {
+                    "uv": [0,0,8,1],
+                    "texture": "#laserRelay"
+                }
+            }
+        },
+        {
+            "from": [6.5,6.5,6.5],
+            "to": [9.5,9.5,9.5],
+            "faces": {
+                "up": {
+                    "uv": [14,0,16,2],
+                    "texture": "#laserRelay"
+                },
+                "down": {
+                    "uv": [14,0,16,2],
+                    "texture": "#laserRelay"
+                },
+                "west": {
+                    "uv": [14,0,16,2],
+                    "texture": "#laserRelay"
+                },
+                "east": {
+                    "uv": [14,0,16,2],
+                    "texture": "#laserRelay"
+                },
+                "north": {
+                    "uv": [14,0,16,2],
+                    "texture": "#laserRelay"
+                },
+                "south": {
+                    "uv": [14,0,16,2],
+                    "texture": "#laserRelay"
+                }
+            }
+        },
+        {
+            "from": [4,5,2],
+            "to": [5,10,3],
+            "faces": {
+                "up": {
+                    "uv": [0.0,0.0,1.0,1.0],
+                    "texture": "missingtexture"
+                },
+                "down": {
+                    "uv": [0.0,0.0,1.0,1.0],
+                    "texture": "missingtexture"
+                },
+                "west": {
+                    "uv": [0,0,1,5],
+                    "texture": "#laserRelay"
+                },
+                "east": {
+                    "uv": [0,0,1,5],
+                    "texture": "#laserRelay"
+                },
+                "north": {
+                    "uv": [0,0,1,5],
+                    "texture": "#laserRelay"
+                },
+                "south": {
+                    "uv": [0,0,1,5],
+                    "texture": "#laserRelay"
+                }
+            }
+        },
+        {
+            "from": [11,5,2],
+            "to": [12,10,3],
+            "faces": {
+                "up": {
+                    "uv": [0.0,0.0,1.0,1.0],
+                    "texture": "missingtexture"
+                },
+                "down": {
+                    "uv": [0.0,0.0,1.0,1.0],
+                    "texture": "missingtexture"
+                },
+                "west": {
+                    "uv": [0,0,1,5],
+                    "texture": "#laserRelay"
+                },
+                "east": {
+                    "uv": [0,0,1,5],
+                    "texture": "#laserRelay"
+                },
+                "north": {
+                    "uv": [0,0,1,5],
+                    "texture": "#laserRelay"
+                },
+                "south": {
+                    "uv": [0,0,1,5],
+                    "texture": "#laserRelay"
+                }
+            }
+        },
+        {
+            "from": [11,5,13],
+            "to": [12,10,14],
+            "faces": {
+                "up": {
+                    "uv": [0.0,0.0,1.0,1.0],
+                    "texture": "missingtexture"
+                },
+                "down": {
+                    "uv": [0.0,0.0,1.0,1.0],
+                    "texture": "missingtexture"
+                },
+                "west": {
+                    "uv": [0,0,1,5],
+                    "texture": "#laserRelay"
+                },
+                "east": {
+                    "uv": [0,0,1,5],
+                    "texture": "#laserRelay"
+                },
+                "north": {
+                    "uv": [0,0,1,5],
+                    "texture": "#laserRelay"
+                },
+                "south": {
+                    "uv": [0,0,1,5],
+                    "texture": "#laserRelay"
+                }
+            }
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