package net.minecraftforge.client;
import java.io.File;
import java.io.IOException;
import java.lang.reflect.Field;
import java.util.logging.Level;
import cpw.mods.fml.client.FMLClientHandler;
import cpw.mods.fml.common.FMLLog;
import paulscode.sound.SoundSystemConfig;
import paulscode.sound.codecs.CodecIBXM;
import net.minecraft.client.Minecraft;
import net.minecraft.client.audio.SoundManager;
import net.minecraft.client.audio.SoundPool;
import net.minecraft.client.audio.SoundPoolEntry;
import net.minecraft.entity.Entity;
import net.minecraft.network.packet.Packet100OpenWindow;
import net.minecraft.util.MathHelper;
import net.minecraft.world.World;
public class ModCompatibilityClient
{
/**
* Tries to get the class for the specified name, will also try the
* net.minecraft.src package in case we are in MCP
* Returns null if not found.
*
* @param name The class name
* @return The Class, or null if not found
*/
private static Class getClass(String name)
{
try
{
return Class.forName(name);
}
catch (Exception e)
{
try
{
return Class.forName("net.minecraft.src." + name);
}
catch (Exception e2)
{
return null;
}
}
}
/************************************************************************************************
* Risugami's AudioMod Compatibility
* http://www.minecraftforum.net/topic/75440-
*
* AudioMod adds a few extra codecs, loads audio from /resources/mods/*,
* introduces the concept of 'cave' sounds, which are determined by if
* the player is underneath a solid block.
*
* It also lowers the interval between background music songs to 6000
*/
public static SoundPool audioModSoundPoolCave;
/**
* Populates the sound pools with with sounds from the /resources/mods folder
* And sets the interval between background music to 6000
*
* @param mngr The SoundManager instance
*/
public static void audioModLoad(SoundManager mngr)
{
audioModSoundPoolCave = new SoundPool();
audioModLoadModAudio("resources/mod/sound", mngr.soundPoolSounds);
audioModLoadModAudio("resources/mod/streaming", mngr.soundPoolStreaming);
audioModLoadModAudio("resources/mod/music", mngr.soundPoolMusic);
audioModLoadModAudio("resources/mod/cavemusic", audioModSoundPoolCave);
if (mngr.MUSIC_INTERVAL == 12000)
{
mngr.MUSIC_INTERVAL = 6000;
}
}
/**
* Walks the given path in the Minecraft app directory and adds audio to the SoundPool
*
* @param path The path to walk
* @param pool The pool to add sound to
*/
private static void audioModLoadModAudio(String path, SoundPool pool)
{
File folder = new File(Minecraft.getMinecraftDir(), path);
try
{
audioModWalkFolder(folder, folder, pool);
}
catch (IOException ex)
{
FMLLog.log(Level.FINE, ex, "Loading Mod audio failed for folder: %s", path);
ex.printStackTrace();
}
}
/**
* Walks the folder path recursively and calls pool.addSound on any file it finds.
*
* @param base The base path for the folder, determines the name when calling addSound
* @param folder The current folder
* @param pool The SoundPool to add the sound to
* @throws IOException
*/
private static void audioModWalkFolder(File base, File folder, SoundPool pool) throws IOException
{
if (folder.exists() || folder.mkdirs())
{
for (File file : folder.listFiles())
{
if (!file.getName().startsWith("."))
{
if (file.isDirectory())
{
audioModWalkFolder(base, file, pool);
}
else if (file.isFile())
{
String subpath = file.getPath().substring(base.getPath().length() + 1).replace('\\', '/');
pool.addSound(subpath, file);
}
}
}
}
}
/**
* Adds the IBXM codec and associates it with .xm, .s3m, and .mod
*/
public static void audioModAddCodecs()
{
SoundSystemConfig.setCodec("xm", CodecIBXM.class);
SoundSystemConfig.setCodec("s3m", CodecIBXM.class);
SoundSystemConfig.setCodec("mod", CodecIBXM.class);
}
/**
* If the current player is underground, it picks a random song from the cave sound pool,
* if they are not it returns the passed in entry.
*
* @param soundManager The SoundManager instance
* @param current The currently selected entry
* @return A soundPool entry to be played as the background music
*/
public static SoundPoolEntry audioModPickBackgroundMusic(SoundManager soundManager, SoundPoolEntry current)
{
Minecraft mc = FMLClientHandler.instance().getClient();
if (mc != null && mc.theWorld != null && audioModSoundPoolCave != null)
{
Entity ent = mc.renderViewEntity;
int x = MathHelper.truncateDoubleToInt(ent.posX);
int y = MathHelper.truncateDoubleToInt(ent.posY);
int z = MathHelper.truncateDoubleToInt(ent.posZ);
return (mc.theWorld.canBlockSeeTheSky(x, y, z) ? current : audioModSoundPoolCave.getRandomSound());
}
return current;
}
/***********************************************************************************************************
* SDK's ModLoaderMP
* http://www.minecraftforum.net/topic/86765-
*
* ModLoaderMP was supposed to be a reliable server side version of ModLoader, however it has
* gotten the reputation of being really slow to update. Never having bugfixes, breaking compatibility
* with the client side ModLoader.
*
* So we have replaced it with our own system called FML (Forge ModLoader)
* it is a stand alone mod, that Forge relies on, and that is open source/community driven.
* https://github.com/cpw/FML
*
* However, for compatibilities sake, we provide the ModLoaderMP's hooks so that the end user
* does not need to make a choice between the two on the client side.
**/
private static int isMLMPInstalled = -1;
/**
* Determine if ModLoaderMP is installed by checking for the existence of the BaseModMp class.
* @return True if BaseModMp was installed (indicating the existance of MLMP)
*/
public static boolean isMLMPInstalled()
{
if (isMLMPInstalled == -1)
{
isMLMPInstalled = (getClass("ModLoaderMp") != null ? 1 : 0);
}
return isMLMPInstalled == 1;
}
/**
* Attempts to spawn a vehicle using ModLoaderMP's vehicle spawn registry, if MLMP is not installed
* it returns the passed in currentEntity
*
* @param type The Type ID of the vehicle
* @param world The current world
* @param x The spawn X position
* @param y The spawn Y position
* @param z The spawn Z position
* @param thrower The entity that spawned the vehicle {possibly null}
* @param currentEntity The current value to return if MLMP is not installed
* @return The new spawned entity
* @throws Exception
*/
public static Object mlmpVehicleSpawn(int type, World world, double x, double y, double z, Entity thrower, Object currentEntity) throws Exception
{
Class mlmp = getClass("ModLoaderMp");
if (!isMLMPInstalled() || mlmp == null)
{
return currentEntity;
}
Object entry = mlmp.getDeclaredMethod("handleNetClientHandlerEntities", int.class).invoke(null, type);
if (entry == null)
{
return currentEntity;
}
Class entityClass = (Class)entry.getClass().getDeclaredField("entityClass").get(entry);
Object ret = (Entity)entityClass.getConstructor(World.class, Double.TYPE, Double.TYPE, Double.TYPE).newInstance(world, x, y, z);
if (entry.getClass().getDeclaredField("entityHasOwner").getBoolean(entry))
{
Field owner = entityClass.getField("owner");
if (!Entity.class.isAssignableFrom(owner.getType()))
{
throw new Exception(String.format("Entity\'s owner field must be of type Entity, but it is of type %s.", owner.getType()));
}
if (thrower == null)
{
System.out.println("Received spawn packet for entity with owner, but owner was not found.");
FMLLog.fine("Received spawn packet for entity with owner, but owner was not found.");
}
else
{
if (!owner.getType().isAssignableFrom(thrower.getClass()))
{
throw new Exception(String.format("Tried to assign an entity of type %s to entity owner, which is of type %s.", thrower.getClass(), owner.getType()));
}
owner.set(ret, thrower);
}
}
return ret;
}
/**
* Attempts to invoke ModLoaderMp.handleGUI if ModLoaderMP is installed.
* If not, it does nothing
*
* @param pkt The open window packet
*/
public static void mlmpOpenWindow(Packet100OpenWindow pkt)
{
Class mlmp = getClass("ModLoaderMp");
if (!isMLMPInstalled() || mlmp == null)
{
return;
}
try
{
mlmp.getDeclaredMethod("handleGUI", Packet100OpenWindow.class).invoke(null, pkt);
}
catch (Exception e)
{
e.printStackTrace();
}
}
}