base mod created

build/tmp/recompileMc/sources/net/minecraft/item/ItemWrittenBook.java

@@ -0,0 +1,169 @@
+package net.minecraft.item;
+
+import java.util.List;
+import javax.annotation.Nullable;
+import net.minecraft.client.util.ITooltipFlag;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.entity.player.EntityPlayerMP;
+import net.minecraft.inventory.Slot;
+import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.nbt.NBTTagList;
+import net.minecraft.nbt.NBTTagString;
+import net.minecraft.network.play.server.SPacketSetSlot;
+import net.minecraft.stats.StatList;
+import net.minecraft.util.ActionResult;
+import net.minecraft.util.EnumActionResult;
+import net.minecraft.util.EnumHand;
+import net.minecraft.util.StringUtils;
+import net.minecraft.util.text.ITextComponent;
+import net.minecraft.util.text.TextComponentString;
+import net.minecraft.util.text.TextComponentUtils;
+import net.minecraft.util.text.TextFormatting;
+import net.minecraft.util.text.translation.I18n;
+import net.minecraft.world.World;
+import net.minecraftforge.fml.relauncher.Side;
+import net.minecraftforge.fml.relauncher.SideOnly;
+
+public class ItemWrittenBook extends Item
+{
+    public ItemWrittenBook()
+    {
+        this.setMaxStackSize(1);
+    }
+
+    public static boolean validBookTagContents(NBTTagCompound nbt)
+    {
+        if (!ItemWritableBook.isNBTValid(nbt))
+        {
+            return false;
+        }
+        else if (!nbt.hasKey("title", 8))
+        {
+            return false;
+        }
+        else
+        {
+            String s = nbt.getString("title");
+            return s != null && s.length() <= 32 ? nbt.hasKey("author", 8) : false;
+        }
+    }
+
+    /**
+     * Gets the generation of the book (how many times it has been cloned)
+     */
+    public static int getGeneration(ItemStack book)
+    {
+        return book.getTagCompound().getInteger("generation");
+    }
+
+    public String getItemStackDisplayName(ItemStack stack)
+    {
+        if (stack.hasTagCompound())
+        {
+            NBTTagCompound nbttagcompound = stack.getTagCompound();
+            String s = nbttagcompound.getString("title");
+
+            if (!StringUtils.isNullOrEmpty(s))
+            {
+                return s;
+            }
+        }
+
+        return super.getItemStackDisplayName(stack);
+    }
+
+    /**
+     * allows items to add custom lines of information to the mouseover description
+     */
+    @SideOnly(Side.CLIENT)
+    public void addInformation(ItemStack stack, @Nullable World worldIn, List<String> tooltip, ITooltipFlag flagIn)
+    {
+        if (stack.hasTagCompound())
+        {
+            NBTTagCompound nbttagcompound = stack.getTagCompound();
+            String s = nbttagcompound.getString("author");
+
+            if (!StringUtils.isNullOrEmpty(s))
+            {
+                tooltip.add(TextFormatting.GRAY + I18n.translateToLocalFormatted("book.byAuthor", s));
+            }
+
+            tooltip.add(TextFormatting.GRAY + I18n.translateToLocal("book.generation." + nbttagcompound.getInteger("generation")));
+        }
+    }
+
+    /**
+     * Called when the equipped item is right clicked.
+     */
+    public ActionResult<ItemStack> onItemRightClick(World worldIn, EntityPlayer playerIn, EnumHand handIn)
+    {
+        ItemStack itemstack = playerIn.getHeldItem(handIn);
+
+        if (!worldIn.isRemote)
+        {
+            this.resolveContents(itemstack, playerIn);
+        }
+
+        playerIn.openBook(itemstack, handIn);
+        playerIn.addStat(StatList.getObjectUseStats(this));
+        return new ActionResult<ItemStack>(EnumActionResult.SUCCESS, itemstack);
+    }
+
+    private void resolveContents(ItemStack stack, EntityPlayer player)
+    {
+        if (stack.getTagCompound() != null)
+        {
+            NBTTagCompound nbttagcompound = stack.getTagCompound();
+
+            if (!nbttagcompound.getBoolean("resolved"))
+            {
+                nbttagcompound.setBoolean("resolved", true);
+
+                if (validBookTagContents(nbttagcompound))
+                {
+                    NBTTagList nbttaglist = nbttagcompound.getTagList("pages", 8);
+
+                    for (int i = 0; i < nbttaglist.tagCount(); ++i)
+                    {
+                        String s = nbttaglist.getStringTagAt(i);
+                        ITextComponent itextcomponent;
+
+                        try
+                        {
+                            itextcomponent = ITextComponent.Serializer.fromJsonLenient(s);
+                            itextcomponent = TextComponentUtils.processComponent(player, itextcomponent, player);
+                        }
+                        catch (Exception var9)
+                        {
+                            itextcomponent = new TextComponentString(s);
+                        }
+
+                        nbttaglist.set(i, new NBTTagString(ITextComponent.Serializer.componentToJson(itextcomponent)));
+                    }
+
+                    nbttagcompound.setTag("pages", nbttaglist);
+
+                    if (player instanceof EntityPlayerMP && player.getHeldItemMainhand() == stack)
+                    {
+                        Slot slot = player.openContainer.getSlotFromInventory(player.inventory, player.inventory.currentItem);
+                        ((EntityPlayerMP)player).connection.sendPacket(new SPacketSetSlot(0, slot.slotNumber, stack));
+                    }
+                }
+            }
+        }
+    }
+
+    /**
+     * Returns true if this item has an enchantment glint. By default, this returns
+     * <code>stack.isItemEnchanted()</code>, but other items can override it (for instance, written books always return
+     * true).
+     *  
+     * Note that if you override this method, you generally want to also call the super version (on {@link Item}) to get
+     * the glint for enchanted items. Of course, that is unnecessary if the overwritten version always returns true.
+     */
+    @SideOnly(Side.CLIENT)
+    public boolean hasEffect(ItemStack stack)
+    {
+        return true;
+    }
+}