src/main/java/li/cil/occ/util/InventoryDescriptionUtils.java

package li.cil.occ.util;

import java.util.Map;

import net.minecraft.inventory.IInventory;
import net.minecraft.item.ItemStack;

import com.google.common.collect.Maps;
/*
 * Partially copied from:
 * https://github.com/OpenMods/OpenPeripheral
 * 
 */
public class InventoryDescriptionUtils {

	public static String getNameForItemStack(ItemStack is) {
		String name = "Unknown";
		try {
			name = is.getDisplayName();
		} catch (Exception e) {
			try {
				name = is.getUnlocalizedName();
			} catch (Exception e2) {
			}
		}
		return name;
	}

	public static String getRawNameForStack(ItemStack is) {

		String rawName = "unknown";

		try {
			rawName = is.getUnlocalizedName().toLowerCase();
		} catch (Exception e) {
		}
		try {
			if (rawName.length() - rawName.replaceAll("\\.", "").length() == 0) {
				String packageName = is.getItem().getClass().getName()
						.toLowerCase();
				String[] packageLevels = packageName.split("\\.");
				if (!rawName.startsWith(packageLevels[0])
						&& packageLevels.length > 1) {
					rawName = packageLevels[0] + "." + rawName;
				}
			}
		} catch (Exception e) {

		}

		return rawName.trim();
	}

	public static Map<Integer, Map<String, Object>> invToMap(
			IInventory inventory) {
		Map<Integer, Map<String, Object>> map = Maps.newHashMap();
		for (int i = 0; i < inventory.getSizeInventory(); i++) {
			map.put((i + 1), itemstackToMap(inventory.getStackInSlot(i)));
		}
		return map;
	}

	public static Map<String, Object> itemstackToMap(ItemStack itemstack) {	
		if (itemstack == null) {
			return null;
		} else {
			Map<String, Object> map = Maps.newHashMap();
			map.put("id", itemstack.itemID);
			map.put("name", getNameForItemStack(itemstack));
			map.put("rawName", getRawNameForStack(itemstack));
			map.put("qty", itemstack.stackSize);
			map.put("dmg", itemstack.getItemDamage());
			map.put("maxdmg", itemstack.getMaxDamage());
			map.put("maxSize", itemstack.getMaxStackSize());
			return map;
		}
	}
}