Fixed the Biome Radar model, added the Flower Basket

src/main/java/biomesoplenty/api/item/BOPItems.java

@@ -106,6 +106,7 @@ public class BOPItems
     public static Item biome_finder;
     public static Item biome_essence;
     public static Item enderporter;
+    public static Item flower_basket;
     public static Item jar_empty;
     public static Item jar_filled;
     public static Item honey_bucket;

src/main/java/biomesoplenty/client/gui/inventory/GuiFlowerBasket.java

@@ -0,0 +1,56 @@
+package biomesoplenty.client.gui.inventory;
+
+import static biomesoplenty.common.inventory.InventoryFlowerBasket.INVENTORY_ROWS;
+
+import biomesoplenty.common.inventory.ContainerFlowerBasket;
+import biomesoplenty.common.inventory.InventoryFlowerBasket;
+import net.minecraft.client.gui.inventory.GuiContainer;
+import net.minecraft.client.renderer.GlStateManager;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.entity.player.InventoryPlayer;
+import net.minecraft.util.ResourceLocation;
+
+public class GuiFlowerBasket extends GuiContainer
+{
+    //Reuse the chest texture to save us some trouble
+    private static final ResourceLocation CHEST_GUI_TEXTURE = new ResourceLocation("textures/gui/container/generic_54.png");
+    
+    private final InventoryPlayer playerInventory;
+    private InventoryFlowerBasket inventory;
+    
+    public GuiFlowerBasket(EntityPlayer player, InventoryFlowerBasket inventoryFlowerBasket) 
+    {
+        super(new ContainerFlowerBasket(player, inventoryFlowerBasket));
+        
+        this.playerInventory = player.inventory;
+        this.inventory = inventoryFlowerBasket;
+        this.ySize = 114 + INVENTORY_ROWS * 18;
+    }
+
+    @Override
+    protected void drawGuiContainerForegroundLayer(int mouseX, int mouseY)
+    {
+        String inventoryName = this.inventory.getDisplayName().getUnformattedText();
+        this.fontRendererObj.drawString(inventoryName, 8, 6, 4210752);
+        this.fontRendererObj.drawString(this.playerInventory.getDisplayName().getUnformattedText(), 8, this.ySize - 96 + 2, 4210752);
+    }
+    
+    @Override
+    protected void drawGuiContainerBackgroundLayer(float partialTicks, int mouseX, int mouseY) 
+    {
+        GlStateManager.color(1.0F, 1.0F, 1.0F, 1.0F);
+        this.mc.getTextureManager().bindTexture(CHEST_GUI_TEXTURE);
+        
+        int drawStartX = (this.width - this.xSize) / 2;
+        int drawStartY = (this.height - this.ySize) / 2;
+        
+        //Draw the top half of the bag inventory. Starts from the top left of the texture, offset by 17 pixels from the
+        //top to account for the inventory title. Each row of slots is 18 pixels tall.
+        this.drawTexturedModalRect(drawStartX, drawStartY, 0, 0, this.xSize, INVENTORY_ROWS * 18 + 17);
+    
+        //Draw the player's hotbar and inventory (96 pixels tall). Begin drawing beneath the top half of the inventory, based
+        //on the number of rows drawn. The bottom half of the inventory begins 126 pixels from the top of the image.
+        this.drawTexturedModalRect(drawStartX, drawStartY + INVENTORY_ROWS * 18 + 17, 0, 126, this.xSize, 96);
+    }
+
+}

src/main/java/biomesoplenty/client/handler/ModelBakeHandler.java

@@ -13,6 +13,7 @@ import java.util.ArrayList;
 import java.util.List;
 
 import biomesoplenty.client.model.ModelBiomeFinder;
+import biomesoplenty.client.model.ModelFlowerBasket;
 import biomesoplenty.client.texture.TextureAnimationFrame;
 import biomesoplenty.client.util.TextureUtils;
 import net.minecraft.client.renderer.texture.TextureMap;
@@ -27,8 +28,11 @@ import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
 
 public class ModelBakeHandler
 {
-    public static final ModelResourceLocation BIOME_FINDER_LOC = new ModelResourceLocation("biomesoplenty:item/biome_finder", "inventory");
+    public static final ModelResourceLocation BIOME_FINDER_LOC = new ModelResourceLocation("biomesoplenty:biome_finder", "inventory");
-    public static final ModelResourceLocation BIOME_FINDER_REG_LOC = new ModelResourceLocation("biomesoplenty:biome_finder", "inventory");
+    
+    public static final ModelResourceLocation FLOWER_BASKET_LOC = new ModelResourceLocation("biomesoplenty:flower_basket", "inventory");
+    public static final ModelResourceLocation FLOWER_BASKET_EMPTY_LOC = new ModelResourceLocation("biomesoplenty:flower_basket_empty", "inventory");
+    public static final ModelResourceLocation FLOWER_BASKET_FULL_LOC = new ModelResourceLocation("biomesoplenty:flower_basket_full", "inventory");
     
     public static List<String> fluidsToTextureStitch = new ArrayList<String>();
     
@@ -58,6 +62,7 @@ public class ModelBakeHandler
     	//Get the existing model defined by the json file
     	IModel biomeFinderModel = modelLoader.getModel(BIOME_FINDER_LOC);
     	//Replace the existing model with our new flexible one
-        modelRegistry.putObject(BIOME_FINDER_REG_LOC, new ModelBiomeFinder(biomeFinderModel, biomeFinderFrames));
+        modelRegistry.putObject(BIOME_FINDER_LOC, new ModelBiomeFinder(biomeFinderModel, biomeFinderFrames));
+        modelRegistry.putObject(FLOWER_BASKET_LOC, new ModelFlowerBasket(modelRegistry.getObject(FLOWER_BASKET_EMPTY_LOC), modelRegistry.getObject(FLOWER_BASKET_FULL_LOC)));
     }
 }

src/main/java/biomesoplenty/client/model/ModelFlowerBasket.java

@@ -0,0 +1,48 @@
+/*******************************************************************************
+ * Copyright 2016, the Biomes O' Plenty Team
+ * 
+ * This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International Public License.
+ * 
+ * To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/.
+ ******************************************************************************/
+
+package biomesoplenty.client.model;
+
+import biomesoplenty.common.inventory.InventoryFlowerBasket;
+import net.minecraft.client.renderer.vertex.DefaultVertexFormats;
+import net.minecraft.client.resources.model.IBakedModel;
+import net.minecraft.item.ItemStack;
+import net.minecraftforge.client.model.IFlexibleBakedModel;
+import net.minecraftforge.client.model.ISmartItemModel;
+
+public class ModelFlowerBasket extends IFlexibleBakedModel.Wrapper implements ISmartItemModel
+{
+    private IBakedModel emptyBakedModel;
+    private IBakedModel filledBakedModel;
+    
+    public ModelFlowerBasket(IBakedModel emptyModel, IBakedModel filledModel)
+    {
+        super(null, DefaultVertexFormats.ITEM);
+        
+        this.emptyBakedModel = emptyModel;
+        this.filledBakedModel = filledModel;
+    }
+
+    @Override
+    public IBakedModel handleItemState(ItemStack stack) 
+    {
+        InventoryFlowerBasket inventory = new InventoryFlowerBasket(stack, null);
+        boolean filled = false;
+        
+        for (int index = 0; index < inventory.getSizeInventory(); ++index)
+        {
+            if (inventory.getStackInSlot(index) != null)
+            {
+                filled = true;
+                break;
+            }
+        }
+        
+        return filled ? this.filledBakedModel : this.emptyBakedModel;
+    }
+}

src/main/java/biomesoplenty/common/handler/GuiHandler.java

@@ -0,0 +1,37 @@
+package biomesoplenty.common.handler;
+
+import biomesoplenty.client.gui.inventory.GuiFlowerBasket;
+import biomesoplenty.common.inventory.ContainerFlowerBasket;
+import biomesoplenty.common.inventory.InventoryFlowerBasket;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.world.World;
+import net.minecraftforge.fml.common.network.IGuiHandler;
+
+public class GuiHandler implements IGuiHandler
+{
+    public static final int FLOWER_BASKET_ID = 0;
+    
+    @Override
+    public Object getServerGuiElement(int id, EntityPlayer player, World world, int x, int y, int z) 
+    {
+        if (id == FLOWER_BASKET_ID)
+        {
+            //We assume if the flower basket gui is open, then the player must be holding a flower basket
+            return new ContainerFlowerBasket(player, new InventoryFlowerBasket(player));
+        }
+        
+        return null;
+    }
+
+    @Override
+    public Object getClientGuiElement(int id, EntityPlayer player, World world, int x, int y, int z)
+    {
+        if (id == FLOWER_BASKET_ID)
+        {
+            return new GuiFlowerBasket(player, new InventoryFlowerBasket(player));
+        }
+        
+        return null;
+    }
+
+}

src/main/java/biomesoplenty/common/handler/ItemEventHandler.java

@@ -0,0 +1,67 @@
+package biomesoplenty.common.handler;
+
+import biomesoplenty.common.inventory.ContainerFlowerBasket;
+import biomesoplenty.common.inventory.InventoryFlowerBasket;
+import biomesoplenty.common.item.ItemFlowerBasket;
+import net.minecraft.entity.item.EntityItem;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.item.ItemStack;
+import net.minecraftforge.event.entity.item.ItemTossEvent;
+import net.minecraftforge.event.entity.player.EntityItemPickupEvent;
+import net.minecraftforge.fml.common.FMLCommonHandler;
+import net.minecraftforge.fml.common.eventhandler.Event.Result;
+import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
+
+public class ItemEventHandler 
+{
+    /**
+     * Closes the gui if the open flower basket is tossed
+     */
+    @SubscribeEvent
+    public void onItemToss(ItemTossEvent event)
+    {
+        EntityPlayer player = event.player;
+        ItemStack stack = event.entityItem.getEntityItem();
+        
+        if (player.openContainer instanceof ContainerFlowerBasket)
+        {
+            //Only close the gui if this stack was the one that was open
+            if (ItemFlowerBasket.isBasketOpen(stack))
+            {
+                //Remove the itemstack from the inventory now to prevent a loop
+                player.inventory.setItemStack(null);
+                player.closeScreen();
+            }
+        }
+        
+        //Ensure the tossed stack is properly closed
+        ItemFlowerBasket.closeIfBasket(stack);
+    }
+    
+    @SubscribeEvent
+    public void onItemPickup(EntityItemPickupEvent event)
+    {
+        EntityPlayer player = event.entityPlayer;
+        EntityItem entityItem = event.item;
+        
+        ItemStack stack = event.item.getEntityItem();
+        ItemStack basketStack = ItemFlowerBasket.findBasketStack(player);
+        
+        if (!player.worldObj.isRemote)
+        {
+            //Check if the player has a basket in their inventory, and if the stack is suitable for adding
+            //to the basket
+            if (basketStack != null && ItemFlowerBasket.isStackSuitableForBasket(stack))
+            {
+                InventoryFlowerBasket inventory = new InventoryFlowerBasket(basketStack, player);
+
+                //Add the stack to the basket's inventory
+                inventory.func_174894_a(stack);
+                //Set stack size to 0 to cause it to be removed
+                stack.stackSize = 0;
+                //Prevent the stack from being added to the player's inventory
+                event.setResult(Result.ALLOW);
+            }
+        }
+    }
+}

src/main/java/biomesoplenty/common/init/ModCrafting.java

@@ -174,6 +174,9 @@ public class ModCrafting
         GameRegistry.addShapedRecipe(new ItemStack(BOPItems.biome_finder), new Object[] {" E ", "ERE", " E ", 'E', new ItemStack(Items.emerald), 'R', new ItemStack(Items.redstone)});
         GameRegistry.addRecipe(new BiomeEssenceRecipe());
         
+        /*** Flower Basket ***/
+        
+        GameRegistry.addRecipe(new ShapedOreRecipe(new ItemStack(BOPItems.flower_basket), new Object [] {" S ", "S S", "SSS", 'S', "stickWood" }));
         
         /*** Misc Others ***/
         

src/main/java/biomesoplenty/common/init/ModHandlers.java

@@ -33,6 +33,7 @@ public class ModHandlers
         MinecraftForge.EVENT_BUS.register(new BucketEventHandler());
         MinecraftForge.EVENT_BUS.register(new PotionParalysisEventHandler());
         MinecraftForge.EVENT_BUS.register(new PotionPossessionEventHandler());
+        MinecraftForge.EVENT_BUS.register(new ItemEventHandler());
         FMLCommonHandler.instance().bus().register(new AchievementEventHandler());
         
         if (FMLCommonHandler.instance().getSide() == Side.CLIENT)

src/main/java/biomesoplenty/common/init/ModItems.java

@@ -21,6 +21,7 @@ import net.minecraft.init.Blocks;
 import net.minecraft.item.*;
 import net.minecraft.item.Item.ToolMaterial;
 import net.minecraft.potion.Potion;
+import net.minecraft.util.ResourceLocation;
 import net.minecraftforge.client.model.ModelLoader;
 import net.minecraftforge.common.util.EnumHelper;
 import net.minecraftforge.fml.common.FMLCommonHandler;
@@ -36,6 +37,12 @@ import biomesoplenty.core.BiomesOPlenty;
 public class ModItems
 {    
     public static void init()
+    {
+        registerItems();
+        setupModels();
+    }
+    
+    public static void registerItems()
     {
         // food
         ambrosia =          registerItem(new ItemAmbrosia(), "ambrosia");
@@ -167,6 +174,7 @@ public class ModItems
         biome_finder = registerItem(new ItemBiomeFinder(), "biome_finder");
         biome_essence = registerItem(new ItemBiomeEssence(), "biome_essence");
         enderporter = registerItem(new ItemEnderporter(), "enderporter");
+        flower_basket = registerItem(new ItemFlowerBasket(), "flower_basket");
         jar_empty = registerItem(new ItemJarEmpty(), "jar_empty");
         jar_filled = registerItem(new ItemJarFilled(), "jar_filled");
         
@@ -178,6 +186,14 @@ public class ModItems
         
     }
     
+    private static void setupModels()
+    {
+        if (FMLCommonHandler.instance().getSide() == Side.CLIENT)
+        {
+            ModelBakery.registerItemVariants(flower_basket, new ResourceLocation(BiomesOPlenty.MOD_ID, "flower_basket_empty"), new ResourceLocation(BiomesOPlenty.MOD_ID, "flower_basket_full"));
+        }
+    }
+    
     public static Item registerItem(Item item, String name)
     {
         return registerItem(item, name, CreativeTabBOP.instance);

src/main/java/biomesoplenty/common/inventory/ContainerFlowerBasket.java

@@ -0,0 +1,128 @@
+/*******************************************************************************
+ * Copyright 2016, the Biomes O' Plenty Team
+ * 
+ * This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International Public License.
+ * 
+ * To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/.
+ ******************************************************************************/
+
+package biomesoplenty.common.inventory;
+
+import static biomesoplenty.common.inventory.InventoryFlowerBasket.INVENTORY_ROWS;
+import static biomesoplenty.common.inventory.InventoryFlowerBasket.INVENTORY_COLUMNS;
+
+import biomesoplenty.common.item.ItemFlowerBasket;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.inventory.Container;
+import net.minecraft.inventory.IInventory;
+import net.minecraft.inventory.Slot;
+import net.minecraft.item.ItemStack;
+
+public class ContainerFlowerBasket extends Container
+{
+    private static final int PLAYER_ROWS = 3;
+    private static final int PLAYER_COLUMNS = 9;
+    
+    public ContainerFlowerBasket(EntityPlayer player, InventoryFlowerBasket inventoryFlowerBasket)
+    {
+        //Slots are inset on the x axis by 8 pixels as a result of the inventory border. 
+        //Each slot is 18 pixels wide. The total slot height may vary as extra rows are 
+        //added, however there is always a constant based on the texture layout.
+        
+        int totalInvSlotHeight = INVENTORY_ROWS * 18;
+        
+        for (int row = 0; row < INVENTORY_ROWS; ++row)
+        {
+            for (int col = 0; col < INVENTORY_COLUMNS; ++col)
+            {
+                this.addSlotToContainer(new BasketSlot(inventoryFlowerBasket, col + row * 9, 8 + col * 18, 18 + row * 18));
+            }
+        }
+
+        //Adds slots for the player's inventory
+        for (int row = 0; row < PLAYER_ROWS; ++row)
+        {
+            for (int col = 0; col < PLAYER_COLUMNS; ++col)
+            {
+                //Start at index 9, after the hotbar
+                this.addSlotToContainer(new Slot(player.inventory, col + row * 9 + 9, 8 + col * 18, 31 + row * 18 + totalInvSlotHeight));
+            }
+        }
+
+        //Adds slots for the player's hotbar
+        for (int col = 0; col < PLAYER_COLUMNS; ++col)
+        {
+            //Hotbar uses the indexes 0-8 for its slots. 
+            this.addSlotToContainer(new Slot(player.inventory, col, 8 + col * 18, 89 + totalInvSlotHeight));
+        }
+    }
+    
+    @Override
+    public boolean canInteractWith(EntityPlayer player) 
+    {
+        return true;
+    }
+    
+    @Override
+    public void onContainerClosed(EntityPlayer player) 
+    {
+        super.onContainerClosed(player);
+        
+        if (!player.worldObj.isRemote)
+        {
+            //Ensure all baskets are closed once the inventory is
+            ItemFlowerBasket.clearOpenBaskets(player);
+        }
+    }
+
+    @Override
+    public ItemStack transferStackInSlot(EntityPlayer player, int index)
+    {
+        ItemStack oldStack = null;
+        Slot slot = (Slot)this.inventorySlots.get(index);
+
+        //Ensure there is a slot at this index and it has an item in it
+        if (slot != null && slot.getHasStack())
+        {
+            ItemStack mergedStack = slot.getStack();
+            oldStack = mergedStack.copy();
+
+            if (index < INVENTORY_ROWS * 9)
+            {
+                if (!this.mergeItemStack(mergedStack, INVENTORY_ROWS * 9, this.inventorySlots.size(), true))
+                {
+                    return null;
+                }
+            }
+            else if (!this.mergeItemStack(mergedStack, 0, INVENTORY_ROWS * 9, false))
+            {
+                return null;
+            }
+
+            if (mergedStack.stackSize == 0)
+            {
+                slot.putStack((ItemStack)null);
+            }
+            else
+            {
+                slot.onSlotChanged();
+            }
+        }
+
+        return oldStack;
+    }
+    
+    public static class BasketSlot extends Slot
+    {
+        public BasketSlot(IInventory inventoryIn, int index, int xPosition, int yPosition) 
+        {
+            super(inventoryIn, index, xPosition, yPosition);
+        }
+        
+        @Override
+        public boolean isItemValid(ItemStack stack)
+        {
+            return ItemFlowerBasket.isStackSuitableForBasket(stack);
+        }
+    }
+}

src/main/java/biomesoplenty/common/inventory/InventoryFlowerBasket.java

@@ -0,0 +1,127 @@
+/*******************************************************************************
+ * Copyright 2016, the Biomes O' Plenty Team
+ * 
+ * This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International Public License.
+ * 
+ * To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/.
+ ******************************************************************************/
+
+package biomesoplenty.common.inventory;
+
+import biomesoplenty.common.item.ItemFlowerBasket;
+import biomesoplenty.common.util.NBTUtil;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.inventory.InventoryBasic;
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.nbt.NBTTagList;
+import net.minecraftforge.common.util.Constants;
+
+public class InventoryFlowerBasket extends InventoryBasic
+{
+    public static final int INVENTORY_ROWS = 2;
+    public static final int INVENTORY_COLUMNS = 9;
+    
+    private EntityPlayer player;
+    
+    private ItemStack ownerStack;
+    
+    public InventoryFlowerBasket(ItemStack ownerStack, EntityPlayer player) 
+    {
+        super("container.flower_basket", false, INVENTORY_ROWS * INVENTORY_COLUMNS);
+        
+        this.player = player;
+        
+        //Load only on the server
+        ItemStack basketStack = ownerStack;
+
+        if (basketStack == null) basketStack = player.getHeldItem();
+        else this.ownerStack = basketStack;
+
+        NBTTagCompound invData = NBTUtil.getOrCreateStackNBT(basketStack);
+        this.readFromNBT(invData);
+    }
+    
+    public InventoryFlowerBasket(EntityPlayer player)
+    {
+        this(null, player);
+    }
+    
+    @Override
+    public void markDirty()
+    {
+        //Resolve the basket stack (it may have moved since it was opened)
+        ItemStack basketStack = getBasketStack();
+
+        //There's no point continuing if there's nothing to save to
+        if (basketStack != null)
+        {
+            NBTTagCompound currentData = new NBTTagCompound();
+            //Overwrite relevant data in the compound with updated data
+            this.writeToNBT(currentData);  
+            //Replace the stack's compound
+            basketStack.setTagCompound(currentData);
+        }
+    }
+
+    public void readFromNBT(NBTTagCompound compound)
+    {
+        //Obtain a list of the existing items
+        NBTTagList itemsList = compound.getTagList("Items", Constants.NBT.TAG_COMPOUND);
+        //Remove any existing items
+        this.clear();
+
+        for (int index = 0; index < itemsList.tagCount(); ++index)
+        {
+            NBTTagCompound itemTag = itemsList.getCompoundTagAt(index);
+            int slotIndex = itemTag.getByte("Slot");
+
+            //Ensure the slot index is valid
+            if (slotIndex >= 0 && slotIndex < this.getSizeInventory())
+            {
+                this.setInventorySlotContents(slotIndex, ItemStack.loadItemStackFromNBT(itemTag));
+            }
+        }
+
+        if (compound.hasKey("CustomName", Constants.NBT.TAG_STRING))
+        {
+            this.setCustomName(compound.getString("CustomName"));
+        }
+    }
+
+    public void writeToNBT(NBTTagCompound compound)
+    {
+        //Create a new items list to write to
+        NBTTagList itemsList = new NBTTagList();
+
+        //Iterate over all valid slot indexes
+        for (int slotIndex = 0; slotIndex < this.getSizeInventory(); ++slotIndex)
+        {
+            if (this.getStackInSlot(slotIndex) != null)
+            {
+                //Create a new item tag and populate it with data
+                NBTTagCompound itemTag = new NBTTagCompound();
+                itemTag.setByte("Slot", (byte)slotIndex);
+                this.getStackInSlot(slotIndex).writeToNBT(itemTag);
+                itemsList.appendTag(itemTag);
+            }
+        }
+        
+        //Update the Items compound with our new data
+        compound.setTag("Items", itemsList);
+
+        if (this.hasCustomName())
+        {
+            compound.setString("CustomName", this.getName());
+        }
+        
+        //We can't assume the basket is always open because the inventory may be accessed
+        //outside of the gui
+        compound.setBoolean("BasketOpen", ItemFlowerBasket.isBasketOpen(getBasketStack()));
+    }
+    
+    private ItemStack getBasketStack()
+    {
+        return this.ownerStack != null ? this.ownerStack : ItemFlowerBasket.findOpenBasketStack(this.player);
+    }
+}

src/main/java/biomesoplenty/common/item/ItemFlowerBasket.java

@@ -0,0 +1,120 @@
+/*******************************************************************************
+ * Copyright 2016, the Biomes O' Plenty Team
+ * 
+ * This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International Public License.
+ * 
+ * To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/.
+ ******************************************************************************/
+
+package biomesoplenty.common.item;
+
+import biomesoplenty.common.handler.GuiHandler;
+import biomesoplenty.common.util.NBTUtil;
+import biomesoplenty.core.BiomesOPlenty;
+import net.minecraft.block.Block;
+import net.minecraft.block.IGrowable;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.item.Item;
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.world.World;
+import net.minecraftforge.common.IPlantable;
+import net.minecraftforge.common.IShearable;
+
+public class ItemFlowerBasket extends Item
+{
+    public ItemFlowerBasket()
+    {
+        this.maxStackSize = 1;
+    }
+    
+    @Override
+    public ItemStack onItemRightClick(ItemStack stack, World world, EntityPlayer player)
+    {
+        if (!world.isRemote)
+        {
+            NBTTagCompound compound = NBTUtil.getOrCreateStackNBT(stack);
+            
+            //Ensure there are no other open baskets in the player's inventory
+            //This oculd potentially happen if the inventory is never properly closed
+            clearOpenBaskets(player);
+            //Tag this basket as open
+            compound.setBoolean("BasketOpen", true);
+            //Set the stack's data in case it didn't previously have any
+            player.openGui(BiomesOPlenty.instance, GuiHandler.FLOWER_BASKET_ID, world, 0, 0, 0);
+        }
+
+        return stack;
+    }
+    
+    public static ItemStack findBasketStack(EntityPlayer player)
+    {
+        //Search every item in the player's main inventory for a basket
+        for (ItemStack stack : player.inventory.mainInventory)
+        {
+            if (stack != null && stack.getItem() instanceof ItemFlowerBasket)
+            {
+                return stack;
+            }
+        }
+        
+        return null;
+    }
+    
+    public static ItemStack findOpenBasketStack(EntityPlayer player)
+    {
+        //Search every item in the player's main inventory for a basket
+        for (ItemStack stack : player.inventory.mainInventory)
+        {
+            if (isBasketOpen(stack))
+            {
+                return stack;
+            }
+        }
+        
+        return null;
+    }
+    
+    public static boolean isBasketOpen(ItemStack stack)
+    {
+        if (stack != null && stack.getItem() instanceof ItemFlowerBasket && stack.hasTagCompound())
+        {
+            NBTTagCompound compound = stack.getTagCompound();
+            
+            if (compound.hasKey("BasketOpen"))
+            {
+                return compound.getBoolean("BasketOpen");
+            }
+        }
+        
+        return false;
+    }
+    
+    public static void clearOpenBaskets(EntityPlayer player)
+    {
+        //Search every item in the player's main inventory for a basket
+        for (ItemStack stack : player.inventory.mainInventory)
+        {
+            closeIfBasket(stack);
+        }
+    }
+    
+    public static void closeIfBasket(ItemStack stack)
+    {
+        //Validate to ensure the stack is a basket and it is open
+        if (isBasketOpen(stack))
+        {
+            NBTTagCompound compound = stack.getTagCompound();
+            //Ensure the basket is closed
+            compound.setBoolean("BasketOpen", false);
+        }
+    }
+    
+    public static boolean isStackSuitableForBasket(ItemStack stack)
+    {
+        Item item = stack.getItem();
+        Block block = Block.getBlockFromItem(item);
+        
+        return !(item instanceof ItemFlowerBasket) && block != null && (block instanceof IPlantable || block instanceof IGrowable || block instanceof IShearable);
+    }
+}

src/main/java/biomesoplenty/common/util/NBTUtil.java

@@ -0,0 +1,26 @@
+package biomesoplenty.common.util;
+
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.NBTTagCompound;
+
+public class NBTUtil 
+{
+    /**
+     * Retrieve a stack's nbt data if it has any. If it doesn't, return a new
+     * compound.
+     */
+    public static NBTTagCompound getOrCreateStackNBT(ItemStack stack)
+    {
+        if (stack == null)
+            throw new IllegalArgumentException("ItemStack cannot be null!");
+
+        if (!stack.hasTagCompound())
+        {
+            NBTTagCompound stackCompound = new NBTTagCompound();
+            stack.setTagCompound(stackCompound);
+            return stackCompound;
+        }
+        
+        return stack.getTagCompound();
+    }
+}

src/main/java/biomesoplenty/core/BiomesOPlenty.java

@@ -14,6 +14,7 @@ import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
 import biomesoplenty.common.command.BOPCommand;
+import biomesoplenty.common.handler.GuiHandler;
 import biomesoplenty.common.init.ModBiomes;
 import biomesoplenty.common.init.ModBlockQueries;
 import biomesoplenty.common.init.ModBlocks;
@@ -35,6 +36,7 @@ import net.minecraftforge.fml.common.event.FMLInitializationEvent;
 import net.minecraftforge.fml.common.event.FMLPostInitializationEvent;
 import net.minecraftforge.fml.common.event.FMLPreInitializationEvent;
 import net.minecraftforge.fml.common.event.FMLServerStartingEvent;
+import net.minecraftforge.fml.common.network.NetworkRegistry;
 
 @Mod(modid = BiomesOPlenty.MOD_ID, name = BiomesOPlenty.MOD_NAME, dependencies = "required-after:Forge@[11.14.3.1468,)")
 public class BiomesOPlenty
@@ -76,7 +78,10 @@ public class BiomesOPlenty
     }
 
     @EventHandler
-    public void init(FMLInitializationEvent event) {}
+    public void init(FMLInitializationEvent event) 
+    {
+        NetworkRegistry.INSTANCE.registerGuiHandler(this, new GuiHandler());
+    }
     
     @EventHandler
     public void postInit(FMLPostInitializationEvent event)

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

@@ -14,6 +14,8 @@ commands.biomesoplenty.stats.entities=Entities: %s
 commands.biomesoplenty.stats.biomes=Biomes: %s
 commands.biomesoplenty.stripchunk.usage=/biomesoplenty stripchunk [radius] <include|exclude> [block] [metadata]
 
+container.flower_basket=Flower Basket
+
 generator.BIOMESOP=Biomes O' Plenty
 generator.BIOMESOP.info=Notice: Biomes O' Plenty 1.8 is in a very early state
 
@@ -52,6 +54,7 @@ item.filled_honeycomb.name=Filled Honeycomb
 item.fir_door.name=Fir Door
 item.fleshchunk.name=Chunk of Flesh
 item.flippers.name=Flippers
+item.flower_basket.name=Flower Basket
 item.gem_amber.name=Amber
 item.gem_amethyst.name=Ender Amethyst
 item.gem_malachite.name=Malachite

src/main/resources/assets/biomesoplenty/models/item/flower_basket_empty.json

@@ -0,0 +1,18 @@
+{
+    "parent": "builtin/generated",
+    "textures": {
+        "layer0": "biomesoplenty:items/flower_basket_empty"
+    },
+    "display": {
+        "thirdperson": {
+            "rotation": [ -90, 0, 0 ],
+            "translation": [ 0, 1, -3 ],
+            "scale": [ 0.55, 0.55, 0.55 ]
+        },
+        "firstperson": {
+            "rotation": [ 0, -135, 25 ],
+            "translation": [ 0, 4, 2 ],
+            "scale": [ 1.7, 1.7, 1.7 ]
+        }
+    }
+}

src/main/resources/assets/biomesoplenty/models/item/flower_basket_full.json

@@ -0,0 +1,18 @@
+{
+    "parent": "builtin/generated",
+    "textures": {
+        "layer0": "biomesoplenty:items/flower_basket_full"
+    },
+    "display": {
+        "thirdperson": {
+            "rotation": [ -90, 0, 0 ],
+            "translation": [ 0, 1, -3 ],
+            "scale": [ 0.55, 0.55, 0.55 ]
+        },
+        "firstperson": {
+            "rotation": [ 0, -135, 25 ],
+            "translation": [ 0, 4, 2 ],
+            "scale": [ 1.7, 1.7, 1.7 ]
+        }
+    }
+}