further work in requesting orders, for #1973

api/buildcraft/api/robots/IDockingStation.java

@@ -37,4 +37,6 @@ public interface IDockingStation {
 	void readFromNBT(NBTTagCompound nbt);
 
 	BlockIndex index();
+
+	boolean take(EntityRobotBase robot);
 }

api/buildcraft/api/robots/IRobotRegistry.java

@@ -14,7 +14,6 @@ import net.minecraft.nbt.NBTTagCompound;
 
 import net.minecraftforge.common.util.ForgeDirection;
 
-import buildcraft.core.robots.DockingStation;
 import buildcraft.core.robots.ResourceId;
 
 public interface IRobotRegistry {
@@ -41,17 +40,17 @@ public interface IRobotRegistry {
 
 	void releaseResources(EntityRobotBase robot);
 
-	DockingStation getStation(int x, int y, int z, ForgeDirection side);
+	IDockingStation getStation(int x, int y, int z, ForgeDirection side);
 
-	Collection<DockingStation> getStations();
+	Collection<IDockingStation> getStations();
 
-	void registerStation(DockingStation station);
+	void registerStation(IDockingStation station);
 
-	void removeStation(DockingStation station);
+	void removeStation(IDockingStation station);
 
-	void take(DockingStation station, long robotId);
+	void take(IDockingStation station, long robotId);
 
-	void release(DockingStation station, long robotId);
+	void release(IDockingStation station, long robotId);
 
 	void writeToNBT(NBTTagCompound nbt);
 

api/buildcraft/api/robots/StackRequest.java

@@ -15,4 +15,5 @@ public class StackRequest {
 	public ItemStack stack;
 	public int index;
 	public TileEntity requester;
+	public IDockingStation station;
 }

buildcraft_resources/assets/buildcraft/lang/en_US.lang

@@ -63,6 +63,7 @@ gate.action.pipe.wire=%s Pipe Signal
 gate.action.robot.goto_station=Goto Station
 gate.action.pipe.close=Close Pipe
 gate.action.station.provide_items=Provide Items
+gate.action.station.accept_items=Accept Items
 gate.action.station.request_items=Request Items
 gate.action.station.drop_items_in_pipe=Drop Items In Pipe
 gate.action.station.craft=Craft

common/buildcraft/BuildCraftSilicon.java

@@ -88,11 +88,12 @@ import buildcraft.silicon.statements.ActionRobotFilter;
 import buildcraft.silicon.statements.ActionRobotGotoStation;
 import buildcraft.silicon.statements.ActionRobotWakeUp;
 import buildcraft.silicon.statements.ActionRobotWorkInArea;
+import buildcraft.silicon.statements.ActionStationAcceptItemsInv;
+import buildcraft.silicon.statements.ActionStationAcceptItemsPipe;
 import buildcraft.silicon.statements.ActionStationForbidRobot;
 import buildcraft.silicon.statements.ActionStationProvideItems;
-import buildcraft.silicon.statements.ActionStationRequestItemsInv;
+import buildcraft.silicon.statements.ActionStationRequestItems;
 import buildcraft.silicon.statements.ActionStationRequestItemsMachine;
-import buildcraft.silicon.statements.ActionStationRequestItemsPipe;
 import buildcraft.silicon.statements.RobotsActionProvider;
 import buildcraft.silicon.statements.RobotsTriggerProvider;
 import buildcraft.silicon.statements.TriggerRobotSleep;
@@ -127,10 +128,11 @@ public class BuildCraftSilicon extends BuildCraftMod {
 	public static IAction actionRobotWorkInArea = new ActionRobotWorkInArea();
 	public static IAction actionRobotFilter = new ActionRobotFilter();
 	public static IAction actionRobotCraft = new ActionRobotCraft();
-	public static IAction actionStationRequestItems = new ActionStationRequestItemsInv();
+	public static IAction actionStationRequestItems = new ActionStationRequestItems();
+	public static IAction actionStationAcceptItems = new ActionStationAcceptItemsInv();
 	public static IAction actionStationProvideItems = new ActionStationProvideItems();
 	public static IAction actionStationForbidRobot = new ActionStationForbidRobot();
-	public static IAction actionStationDropInPipe = new ActionStationRequestItemsPipe();
+	public static IAction actionStationDropInPipe = new ActionStationAcceptItemsPipe();
 	public static IAction actionStationMachineRequestItems = new ActionStationRequestItemsMachine();
 
 	public static TechnoSimpleItem technoRedstoneBoard = new TechnoSimpleItem();

common/buildcraft/core/robots/AIRobotDeliverRequested.java

@@ -40,7 +40,7 @@ public class AIRobotDeliverRequested extends AIRobot {
 
 	@Override
 	public void start() {
-		startDelegateAI(new AIRobotSearchAndGotoStation(robot, new StationProviderFilter(), robot.getZoneToWork()));
+		startDelegateAI(new AIRobotGotoStation(robot, requested.station));
 	}
 
 	@Override
@@ -58,19 +58,28 @@ public class AIRobotDeliverRequested extends AIRobot {
 				return;
 			}
 
-			ItemStack newStack = ((IRequestProvider)
+			if (requested.requester != null) {
+				ItemStack newStack = ((IRequestProvider)
 					requested.requester).provideItemsForRequest(requested.index,
 							slot.getStackInSlot().copy());
 
-			if (newStack == null || newStack.stackSize != slot.getStackInSlot().stackSize) {
-				delivered = true;
-				slot.setStackInSlot(newStack);
-			}
+				if (newStack == null || newStack.stackSize != slot.getStackInSlot().stackSize) {
+					delivered = true;
+					slot.setStackInSlot(newStack);
+				}
 
+				terminate();
+			} else {
+				startDelegateAI(new AIRobotUnload(robot));
+				return;
+			}
+		} else if (ai instanceof AIRobotUnload) {
+			delivered = ai.success();
 			terminate();
 		}
 	}
 
+
 	@Override
 	public boolean success() {
 		return delivered;

common/buildcraft/core/robots/AIRobotGotoStation.java

@@ -36,7 +36,7 @@ public class AIRobotGotoStation extends AIRobot {
 
 	@Override
 	public void start() {
-		DockingStation station =
+		DockingStation station = (DockingStation)
 				robot.getRegistry().getStation(stationIndex.x, stationIndex.y, stationIndex.z,
 				stationSide);
 
@@ -56,7 +56,7 @@ public class AIRobotGotoStation extends AIRobot {
 
 	@Override
 	public void delegateAIEnded(AIRobot ai) {
-		DockingStation station =
+		DockingStation station = (DockingStation)
 				robot.getRegistry().getStation(stationIndex.x, stationIndex.y, stationIndex.z,
 						stationSide);
 

common/buildcraft/core/robots/AIRobotGotoStationToUnload.java

@@ -15,7 +15,7 @@ import buildcraft.api.core.IZone;
 import buildcraft.api.robots.AIRobot;
 import buildcraft.api.robots.EntityRobotBase;
 import buildcraft.core.inventory.InventoryIterator;
-import buildcraft.silicon.statements.ActionStationRequestItems;
+import buildcraft.silicon.statements.ActionStationInputItems;
 import buildcraft.transport.Pipe;
 import buildcraft.transport.gates.ActionIterator;
 import buildcraft.transport.gates.ActionSlot;
@@ -66,8 +66,8 @@ public class AIRobotGotoStationToUnload extends AIRobot {
 				}
 
 				for (ActionSlot s : new ActionIterator(pipe)) {
-					if (s.action instanceof ActionStationRequestItems) {
-						if (((ActionStationRequestItems) s.action).insert(station, (EntityRobot) robot, s, robotSlot, false)) {
+					if (s.action instanceof ActionStationInputItems) {
+						if (((ActionStationInputItems) s.action).insert(station, (EntityRobot) robot, s, robotSlot, false)) {
 							return true;
 						}
 					}

common/buildcraft/core/robots/AIRobotUnload.java

@@ -14,7 +14,7 @@ import buildcraft.api.core.IInvSlot;
 import buildcraft.api.robots.AIRobot;
 import buildcraft.api.robots.EntityRobotBase;
 import buildcraft.core.inventory.InventoryIterator;
-import buildcraft.silicon.statements.ActionStationRequestItems;
+import buildcraft.silicon.statements.ActionStationInputItems;
 import buildcraft.transport.Pipe;
 import buildcraft.transport.gates.ActionIterator;
 import buildcraft.transport.gates.ActionSlot;
@@ -22,6 +22,7 @@ import buildcraft.transport.gates.ActionSlot;
 public class AIRobotUnload extends AIRobot {
 
 	private int waitedCycles = 0;
+	private boolean delivered = false;
 
 	public AIRobotUnload(EntityRobotBase iRobot) {
 		super(iRobot);
@@ -55,9 +56,12 @@ public class AIRobotUnload extends AIRobot {
 			}
 
 			for (ActionSlot s : new ActionIterator(pipe)) {
-				if (s.action instanceof ActionStationRequestItems) {
-					if (((ActionStationRequestItems) s.action)
+				if (s.action instanceof ActionStationInputItems) {
+					if (((ActionStationInputItems) s.action)
 							.insert(station, (EntityRobot) robot, s, robotSlot, true)) {
+
+						delivered = true;
+
 						return true;
 					}
 				}
@@ -71,4 +75,9 @@ public class AIRobotUnload extends AIRobot {
 	public double getEnergyCost() {
 		return 2;
 	}
+
+	@Override
+	public boolean success() {
+		return delivered;
+	}
 }

common/buildcraft/core/robots/DockingStation.java

@@ -115,6 +115,7 @@ public class DockingStation implements IDockingStation {
 		}
 	}
 
+	@Override
 	public boolean take(EntityRobotBase robot) {
 		if (robotTaking == null) {
 			linkIsMain = false;

common/buildcraft/core/robots/EntityRobot.java

@@ -269,7 +269,8 @@ public class EntityRobot extends EntityRobotBase implements
 			}
 
 			if (currentDockingStationIndex != null) {
-				currentDockingStation = RobotRegistry.getRegistry(worldObj).getStation(
+				currentDockingStation = (DockingStation)
+						RobotRegistry.getRegistry(worldObj).getStation(
 						currentDockingStationIndex.x,
 						currentDockingStationIndex.y,
 						currentDockingStationIndex.z,

common/buildcraft/core/robots/RobotRegistry.java

@@ -23,6 +23,7 @@ import net.minecraftforge.common.util.Constants;
 import net.minecraftforge.common.util.ForgeDirection;
 
 import buildcraft.api.robots.EntityRobotBase;
+import buildcraft.api.robots.IDockingStation;
 import buildcraft.api.robots.IRobotRegistry;
 
 public class RobotRegistry extends WorldSavedData implements IRobotRegistry {
@@ -37,7 +38,7 @@ public class RobotRegistry extends WorldSavedData implements IRobotRegistry {
 	private HashMap<ResourceId, Long> resourcesTaken = new HashMap<ResourceId, Long>();
 	private HashMap<Long, HashSet<ResourceId>> resourcesTakenByRobot = new HashMap<Long, HashSet<ResourceId>>();
 
-	private HashMap<StationIndex, DockingStation> stations = new HashMap<StationIndex, DockingStation>();
+	private HashMap<StationIndex, IDockingStation> stations = new HashMap<StationIndex, IDockingStation>();
 	private HashMap<Long, HashSet<StationIndex>> stationsTakenByRobot = new HashMap<Long, HashSet<StationIndex>>();
 
 	public RobotRegistry(String id) {
@@ -190,7 +191,7 @@ public class RobotRegistry extends WorldSavedData implements IRobotRegistry {
 					.clone();
 
 			for (StationIndex s : stationSet) {
-				DockingStation d = stations.get(s);
+				DockingStation d = (DockingStation) stations.get(s);
 
 				if (!d.canRelease()) {
 					if (forceAll) {
@@ -208,7 +209,7 @@ public class RobotRegistry extends WorldSavedData implements IRobotRegistry {
 	}
 
 	@Override
-	public DockingStation getStation(int x, int y, int z, ForgeDirection side) {
+	public IDockingStation getStation(int x, int y, int z, ForgeDirection side) {
 		StationIndex index = new StationIndex(side, x, y, z);
 
 		if (stations.containsKey(index)) {
@@ -219,12 +220,12 @@ public class RobotRegistry extends WorldSavedData implements IRobotRegistry {
 	}
 
 	@Override
-	public Collection<DockingStation> getStations() {
+	public Collection<IDockingStation> getStations() {
 		return stations.values();
 	}
 
 	@Override
-	public void registerStation(DockingStation station) {
+	public void registerStation(IDockingStation station) {
 		markDirty();
 
 		StationIndex index = new StationIndex(station);
@@ -237,7 +238,7 @@ public class RobotRegistry extends WorldSavedData implements IRobotRegistry {
 	}
 
 	@Override
-	public void removeStation(DockingStation station) {
+	public void removeStation(IDockingStation station) {
 		markDirty();
 
 		StationIndex index = new StationIndex(station);
@@ -252,7 +253,7 @@ public class RobotRegistry extends WorldSavedData implements IRobotRegistry {
 	}
 
 	@Override
-	public void take(DockingStation station, long robotId) {
+	public void take(IDockingStation station, long robotId) {
 		if (!stationsTakenByRobot.containsKey(robotId)) {
 			stationsTakenByRobot.put(robotId, new HashSet<StationIndex>());
 		}
@@ -261,7 +262,7 @@ public class RobotRegistry extends WorldSavedData implements IRobotRegistry {
 	}
 
 	@Override
-	public void release(DockingStation station, long robotId) {
+	public void release(IDockingStation station, long robotId) {
 		if (stationsTakenByRobot.containsKey(robotId)) {
 			stationsTakenByRobot.get(robotId).remove(new StationIndex(station));
 		}
@@ -280,8 +281,8 @@ public class RobotRegistry extends WorldSavedData implements IRobotRegistry {
 
 			newRegistry.world = world;
 
-			for (DockingStation d : newRegistry.stations.values()) {
-				d.world = world;
+			for (IDockingStation d : newRegistry.stations.values()) {
+				((DockingStation) d).world = world;
 			}
 
 			registries[world.provider.dimensionId] = newRegistry;
@@ -310,7 +311,7 @@ public class RobotRegistry extends WorldSavedData implements IRobotRegistry {
 
 		NBTTagList stationList = new NBTTagList();
 
-		for (Map.Entry<StationIndex, DockingStation> e : stations.entrySet()) {
+		for (Map.Entry<StationIndex, IDockingStation> e : stations.entrySet()) {
 			NBTTagCompound cpt = new NBTTagCompound();
 			e.getValue().writeToNBT(cpt);
 			stationList.appendTag(cpt);

common/buildcraft/core/robots/StationIndex.java

@@ -13,6 +13,7 @@ import net.minecraft.nbt.NBTTagCompound;
 import net.minecraftforge.common.util.ForgeDirection;
 
 import buildcraft.api.core.BlockIndex;
+import buildcraft.api.robots.IDockingStation;
 
 public class StationIndex {
 
@@ -27,8 +28,8 @@ public class StationIndex {
 		index = new BlockIndex(x, y, z);
 	}
 
-	public StationIndex(DockingStation station) {
-		side = station.side;
+	public StationIndex(IDockingStation station) {
+		side = station.side();
 		index = station.index();
 	}
 

common/buildcraft/core/robots/boards/BoardRobotCrafter.java

@@ -28,6 +28,7 @@ import buildcraft.api.boards.RedstoneBoardRobot;
 import buildcraft.api.boards.RedstoneBoardRobotNBT;
 import buildcraft.api.gates.ActionParameterItemStack;
 import buildcraft.api.gates.IActionParameter;
+import buildcraft.api.gates.IStatementParameter;
 import buildcraft.api.recipes.CraftingResult;
 import buildcraft.api.recipes.IFlexibleRecipe;
 import buildcraft.api.robots.AIRobot;
@@ -49,6 +50,7 @@ import buildcraft.core.robots.AIRobotUnload;
 import buildcraft.core.robots.DockingStation;
 import buildcraft.core.robots.IStationFilter;
 import buildcraft.silicon.statements.ActionRobotCraft;
+import buildcraft.silicon.statements.ActionStationRequestItems;
 import buildcraft.silicon.statements.ActionStationRequestItemsMachine;
 import buildcraft.transport.Pipe;
 import buildcraft.transport.gates.ActionIterator;
@@ -144,7 +146,15 @@ public class BoardRobotCrafter extends RedstoneBoardRobot {
 				craftingBlacklist.clear();
 				startDelegateAI(new AIRobotGotoSleep(robot));
 			} else {
-				currentRequest = getOrderFromRequestingStation(((AIRobotSearchStation) ai).targetStation, true);
+				currentRequest = getOrderFromRequestingAction(((AIRobotSearchStation) ai).targetStation);
+
+				if (currentRequest == null) {
+					currentRequest = getOrderFromRequestingStation(((AIRobotSearchStation) ai).targetStation, true);
+				}
+
+				if (!currentRequest.station.take(robot)) {
+					currentRequest = null;
+				}
 			}
 		} else if (ai instanceof AIRobotDeliverRequested) {
 			currentRequest = null;
@@ -255,6 +265,8 @@ public class BoardRobotCrafter extends RedstoneBoardRobot {
 					StackRequest request = provider.getAvailableRequest(i);
 
 					if (request != null && !isBlacklisted(request.stack)) {
+						request.station = station;
+
 						if (take) {
 							if (provider.takeRequest(i, robot)) {
 								return request;
@@ -270,11 +282,36 @@ public class BoardRobotCrafter extends RedstoneBoardRobot {
 		return null;
 	}
 
+	private StackRequest getOrderFromRequestingAction(DockingStation station) {
+		boolean actionFound = false;
+
+		Pipe pipe = station.getPipe().pipe;
+
+		for (ActionSlot s : new ActionIterator(pipe)) {
+			if (s.action instanceof ActionStationRequestItems) {
+				for (IStatementParameter p : s.parameters) {
+					ActionParameterItemStack param = (ActionParameterItemStack) p;
+
+					if (param != null && !isBlacklisted(param.getItemStackToDraw())) {
+						StackRequest req = new StackRequest();
+						req.station = station;
+						req.stack = param.getItemStackToDraw();
+
+						return req;
+					}
+				}
+			}
+		}
+
+		return null;
+	}
+
 	private class StationProviderFilter implements IStationFilter {
 
 		@Override
 		public boolean matches(DockingStation station) {
-			return getOrderFromRequestingStation(station, false) != null;
+			return getOrderFromRequestingAction(station) != null
+					|| getOrderFromRequestingStation(station, false) != null;
 		}
 	}
 }

common/buildcraft/silicon/statements/ActionRobotGotoStation.java

@@ -72,7 +72,8 @@ public class ActionRobotGotoStation extends BCActionActive {
 
 						if (index != null) {
 							ForgeDirection side = ItemMapLocation.getSide(item);
-							DockingStation paramStation = registry.getStation(index.x,
+							DockingStation paramStation = (DockingStation)
+									registry.getStation(index.x,
 									index.y, index.z, side);
 
 							if (paramStation != null) {

common/buildcraft/silicon/statements/ActionStationAcceptItemsInv.java

@@ -25,20 +25,20 @@ import buildcraft.core.robots.EntityRobot;
 import buildcraft.core.utils.StringUtils;
 import buildcraft.transport.gates.ActionSlot;
 
-public class ActionStationRequestItemsInv extends ActionStationRequestItems {
+public class ActionStationAcceptItemsInv extends ActionStationInputItems {
 
-	public ActionStationRequestItemsInv() {
-		super("buildcraft:station.request_items");
+	public ActionStationAcceptItemsInv() {
+		super("buildcraft:station.accept_items");
 	}
 
 	@Override
 	public String getDescription() {
-		return StringUtils.localize("gate.action.station.request_items");
+		return StringUtils.localize("gate.action.station.accept_items");
 	}
 
 	@Override
 	public void registerIcons(IIconRegister iconRegister) {
-		icon = iconRegister.registerIcon("buildcraft:triggers/action_station_request_items");
+		icon = iconRegister.registerIcon("buildcraft:triggers/action_station_accept_items");
 	}
 
 	@Override

common/buildcraft/silicon/statements/ActionStationAcceptItemsPipe.java

@@ -20,9 +20,9 @@ import buildcraft.transport.PipeTransportItems;
 import buildcraft.transport.TravelingItem;
 import buildcraft.transport.gates.ActionSlot;
 
-public class ActionStationRequestItemsPipe extends ActionStationRequestItems {
+public class ActionStationAcceptItemsPipe extends ActionStationInputItems {
 
-	public ActionStationRequestItemsPipe() {
+	public ActionStationAcceptItemsPipe() {
 		super("buildcraft:station.drop_in_pipe");
 	}
 

common/buildcraft/silicon/statements/ActionStationInputItems.java

@@ -0,0 +1,30 @@
+/**
+ * Copyright (c) 2011-2014, SpaceToad and the BuildCraft Team
+ * http://www.mod-buildcraft.com
+ *
+ * BuildCraft is distributed under the terms of the Minecraft Mod Public
+ * License 1.0, or MMPL. Please check the contents of the license located in
+ * http://www.mod-buildcraft.com/MMPL-1.0.txt
+ */
+package buildcraft.silicon.statements;
+
+import buildcraft.api.core.IInvSlot;
+import buildcraft.core.inventory.filters.StatementParameterStackFilter;
+import buildcraft.core.robots.DockingStation;
+import buildcraft.core.robots.EntityRobot;
+import buildcraft.core.triggers.BCActionPassive;
+import buildcraft.transport.gates.ActionSlot;
+
+public abstract class ActionStationInputItems extends BCActionPassive {
+
+	public ActionStationInputItems(String name) {
+		super(name);
+	}
+
+	public boolean insert(DockingStation station, EntityRobot robot, ActionSlot actionSlot, IInvSlot invSlot,
+			boolean doInsert) {
+		StatementParameterStackFilter param = new StatementParameterStackFilter(actionSlot.parameters);
+
+		return !param.hasFilter() || param.matches(invSlot.getStackInSlot());
+	}
+}

common/buildcraft/silicon/statements/ActionStationRequestItems.java

@@ -9,21 +9,26 @@
 package buildcraft.silicon.statements;
 
 import net.minecraft.client.renderer.texture.IIconRegister;
+import net.minecraft.inventory.IInventory;
+import net.minecraft.item.ItemStack;
+import net.minecraft.tileentity.TileEntity;
+
+import net.minecraftforge.common.util.ForgeDirection;
 
 import buildcraft.api.core.IInvSlot;
 import buildcraft.api.gates.ActionParameterItemStack;
 import buildcraft.api.gates.IActionParameter;
-import buildcraft.core.inventory.filters.StatementParameterStackFilter;
+import buildcraft.core.inventory.ITransactor;
+import buildcraft.core.inventory.Transactor;
 import buildcraft.core.robots.DockingStation;
 import buildcraft.core.robots.EntityRobot;
-import buildcraft.core.triggers.BCActionPassive;
 import buildcraft.core.utils.StringUtils;
 import buildcraft.transport.gates.ActionSlot;
 
-public abstract class ActionStationRequestItems extends BCActionPassive {
+public class ActionStationRequestItems extends ActionStationInputItems {
 
-	public ActionStationRequestItems(String name) {
-		super(name);
+	public ActionStationRequestItems() {
+		super("buildcraft:station.request_items");
 	}
 
 	@Override
@@ -46,10 +51,32 @@ public abstract class ActionStationRequestItems extends BCActionPassive {
 		return new ActionParameterItemStack();
 	}
 
+	@Override
 	public boolean insert(DockingStation station, EntityRobot robot, ActionSlot actionSlot, IInvSlot invSlot,
 			boolean doInsert) {
-		StatementParameterStackFilter param = new StatementParameterStackFilter(actionSlot.parameters);
+		if (!super.insert(station, robot, actionSlot, invSlot, doInsert)) {
+			return false;
+		}
 
-		return !param.hasFilter() || param.matches(invSlot.getStackInSlot());
+		for (ForgeDirection dir : ForgeDirection.VALID_DIRECTIONS) {
+			TileEntity nearbyTile = robot.worldObj.getTileEntity(station.x() + dir.offsetX, station.y()
+					+ dir.offsetY, station.z()
+					+ dir.offsetZ);
+
+			if (nearbyTile != null && nearbyTile instanceof IInventory) {
+				ITransactor trans = Transactor.getTransactorFor(nearbyTile);
+
+				ItemStack added = trans.add(invSlot.getStackInSlot(), dir.getOpposite(), doInsert);
+
+				if (doInsert) {
+					invSlot.decreaseStackInSlot(added.stackSize);
+				}
+
+				return true;
+
+			}
+		}
+
+		return false;
 	}
 }

common/buildcraft/silicon/statements/RobotsActionProvider.java

@@ -66,6 +66,7 @@ public class RobotsActionProvider implements IActionProvider {
 			if (((TileGenericPipe) pipe).getTile(dir) instanceof IInventory) {
 				result.add(BuildCraftSilicon.actionStationProvideItems);
 				result.add(BuildCraftSilicon.actionStationRequestItems);
+				result.add(BuildCraftSilicon.actionStationAcceptItems);
 			}
 
 			if (((TileGenericPipe) pipe).getTile(dir) instanceof IRequestProvider) {

common/buildcraft/transport/ItemRobotStation.java

@@ -109,7 +109,8 @@ public class ItemRobotStation extends ItemBuildCraft {
 		public void validate(IPipeTile pipe, ForgeDirection direction) {
 			TileGenericPipe gPipe = (TileGenericPipe) pipe;
 			if (!isValid && !gPipe.getWorld().isRemote) {
-				station = RobotRegistry.getRegistry(gPipe.getWorld()).getStation(
+				station = (DockingStation)
+						RobotRegistry.getRegistry(gPipe.getWorld()).getStation(
 						gPipe.xCoord,
 						gPipe.yCoord,
 						gPipe.zCoord,