001/*
002 * The FML Forge Mod Loader suite.
003 * Copyright (C) 2012 cpw
004 *
005 * This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free
006 * Software Foundation; either version 2.1 of the License, or any later version.
007 *
008 * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
009 * A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
010 *
011 * You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51
012 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
013 */
014
015package cpw.mods.fml.common;
016
017import java.security.cert.Certificate;
018import java.util.Arrays;
019import java.util.Map;
020import java.util.Set;
021
022import net.minecraft.nbt.NBTBase;
023import net.minecraft.nbt.NBTTagCompound;
024import net.minecraft.nbt.NBTTagList;
025import net.minecraft.world.storage.SaveHandler;
026import net.minecraft.world.storage.WorldInfo;
027
028import com.google.common.eventbus.EventBus;
029
030import cpw.mods.fml.common.registry.GameData;
031import cpw.mods.fml.common.registry.GameRegistry;
032import cpw.mods.fml.common.registry.ItemData;
033
034/**
035 * @author cpw
036 *
037 */
038public class FMLDummyContainer extends DummyModContainer implements WorldAccessContainer
039{
040    public FMLDummyContainer()
041    {
042        super(new ModMetadata());
043        ModMetadata meta = getMetadata();
044        meta.modId="FML";
045        meta.name="Forge Mod Loader";
046        meta.version=Loader.instance().getFMLVersionString();
047        meta.credits="Made possible with help from many people";
048        meta.authorList=Arrays.asList("cpw, LexManos");
049        meta.description="The Forge Mod Loader provides the ability for systems to load mods " +
050                    "from the file system. It also provides key capabilities for mods to be able " +
051                    "to cooperate and provide a good modding environment. " +
052                    "The mod loading system is compatible with ModLoader, all your ModLoader " +
053                    "mods should work.";
054        meta.url="https://github.com/MinecraftForge/FML/wiki";
055        meta.updateUrl="https://github.com/MinecraftForge/FML/wiki";
056        meta.screenshots=new String[0];
057        meta.logoFile="";
058    }
059
060    @Override
061    public boolean registerBus(EventBus bus, LoadController controller)
062    {
063        return true;
064    }
065
066    @Override
067    public NBTTagCompound getDataForWriting(SaveHandler handler, WorldInfo info)
068    {
069        NBTTagCompound fmlData = new NBTTagCompound();
070        NBTTagList list = new NBTTagList();
071        for (ModContainer mc : Loader.instance().getActiveModList())
072        {
073            NBTTagCompound mod = new NBTTagCompound();
074            mod.setString("ModId", mc.getModId());
075            mod.setString("ModVersion", mc.getVersion());
076            list.appendTag(mod);
077        }
078        fmlData.setTag("ModList", list);
079        NBTTagList itemList = new NBTTagList();
080        GameData.writeItemData(itemList);
081        fmlData.setTag("ModItemData", itemList);
082        return fmlData;
083    }
084
085    @Override
086    public void readData(SaveHandler handler, WorldInfo info, Map<String, NBTBase> propertyMap, NBTTagCompound tag)
087    {
088        if (tag.hasKey("ModList"))
089        {
090            NBTTagList modList = tag.getTagList("ModList");
091            for (int i = 0; i < modList.tagCount(); i++)
092            {
093                NBTTagCompound mod = (NBTTagCompound) modList.tagAt(i);
094                String modId = mod.getString("ModId");
095                String modVersion = mod.getString("ModVersion");
096                ModContainer container = Loader.instance().getIndexedModList().get(modId);
097                if (container == null)
098                {
099                    FMLLog.severe("This world was saved with mod %s which appears to be missing, things may not work well", modId);
100                    continue;
101                }
102                if (!modVersion.equals(container.getVersion()))
103                {
104                    FMLLog.info("This world was saved with mod %s version %s and it is now at version %s, things may not work well", modId, modVersion, container.getVersion());
105                }
106            }
107        }
108        if (tag.hasKey("ModItemData"))
109        {
110            NBTTagList modList = tag.getTagList("ModItemData");
111            Set<ItemData> worldSaveItems = GameData.buildWorldItemData(modList);
112            GameData.validateWorldSave(worldSaveItems);
113        }
114        else
115        {
116            GameData.validateWorldSave(null);
117        }
118    }
119
120
121    @Override
122    public Certificate getSigningCertificate()
123    {
124        Certificate[] certificates = getClass().getProtectionDomain().getCodeSource().getCertificates();
125        return certificates != null ? certificates[0] : null;
126    }
127}