SpigotMC/LibsDisguises
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Forge compatibility WIP

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This commit is contained in:
riking 2014-06-14 14:58:49 -07:00
parent 4c14e6b72a
commit d7a903c86e
1 changed files with 125 additions and 4 deletions
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129
src/me/libraryaddict/disguise/utilities/ReflectionManager.java
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@ -1,10 +1,16 @@
package me.libraryaddict.disguise.utilities;
import java.io.*;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import me.libraryaddict.disguise.disguisetypes.PlayerDisguise;
import org.bukkit.Art;
import org.bukkit.Bukkit;
import org.bukkit.Location;
@ -56,8 +62,83 @@ public class ReflectionManager {
private static Method damageAndIdleSoundMethod;
private static Class itemClass;
private static Field pingField;
private static boolean isForge = Bukkit.getServer().getName().equalsIgnoreCase("Cauldron");
/**
* Map of mc-dev simple class name to fully qualified Forge class name.
*/
private static Map<String, String> ForgeClassMappings;
/**
* Map of Forge fully qualified class names to a map from mc-dev field names to Forge field names.
*/
private static Map<String, Map<String, String>> ForgeFieldMappings;
/**
* Map of Forge fully qualified class names to a map from mc-dev method names to Forge method names.
*/
private static Map<String, Map<String, String>> ForgeMethodMappings;
private static String dir2fqn(String s) {
return s.replaceAll("/", ".");
}
static {
if (isForge) {
// Initialize the maps by reading the srg file
ForgeClassMappings = new HashMap<String, String>();
ForgeFieldMappings = new HashMap<String, Map<String, String>>();
//ForgeMethodMappings = new HashMap<String, Map<String, String>>();
try {
InputStream stream = Class.forName("net.minecraftforge.common.MinecraftForge").getClassLoader()
.getResourceAsStream("mappings/" + getBukkitVersion() + "/cb2numpkg.srg");
BufferedReader reader = new BufferedReader(new InputStreamReader(stream));
// 1: cb-simpleName
// 2: forge-fullName (Needs dir2fqn())
Pattern classPattern = Pattern.compile("^CL: net/minecraft/server/(\\w+) ([a-zA-Z0-9$/_]+)$");
// 1: cb-simpleName
// 2: cb-fieldName
// 3: forge-fullName (Needs dir2fqn())
// 4: forge-fieldName
Pattern fieldPattern = Pattern.compile("^FD: net/minecraft/server/(\\w+)/(\\w+) ([a-zA-Z0-9$/_]+)/([a-zA-Z0-9$/_]+)$");
Pattern methodPattern = Pattern.compile("!XXX todo");
String line;
System.out.println("Reading");
while ((line = reader.readLine()) != null) {
Matcher classMatcher = classPattern.matcher(line);
if (classMatcher.matches()) {
ForgeClassMappings.put(classMatcher.group(1), dir2fqn(classMatcher.group(2)));
continue;
}
Matcher fieldMatcher = fieldPattern.matcher(line);
if (fieldMatcher.matches()) {
Map<String, String> innerMap = ForgeFieldMappings.get(dir2fqn(fieldMatcher.group(3)));
if (innerMap == null) {
innerMap = new HashMap<String, String>();
ForgeFieldMappings.put(dir2fqn(fieldMatcher.group(3)), innerMap);
}
innerMap.put(fieldMatcher.group(2), fieldMatcher.group(4));
continue;
}
Matcher methodMatcher = methodPattern.matcher(line);
if (methodMatcher.matches()) {
// todo
}
}
System.out.println(ForgeClassMappings.size() + " class mappings loaded");
System.out.println(ForgeFieldMappings.size() + " field mappings loaded");
System.out.println(ForgeMethodMappings.size() + " method mappings loaded");
} catch (ClassNotFoundException e) {
e.printStackTrace();
System.err.println("Warning: Running on Cauldron server, but couldn't load mappings file");
} catch (IOException e) {
e.printStackTrace();
System.err.println("Warning: Running on Cauldron server, but couldn't load mappings file");
}
System.out.println(ForgeClassMappings.get("EntityLiving"));
System.out.println(getNmsClass("EntityLiving"));
}
for (Method method : getNmsClass("EntityLiving").getDeclaredMethods()) {
try {
if (method.getReturnType() == float.class && Modifier.isProtected(method.getModifiers())
@ -76,7 +157,7 @@ public class ReflectionManager {
}
try {
itemClass = getCraftClass("inventory.CraftItemStack");
pingField = getNmsClass("EntityPlayer").getField("ping");
pingField = getNmsField("EntityPlayer", "ping");
} catch (Exception e) {
e.printStackTrace();
}
@ -113,7 +194,7 @@ public class ReflectionManager {
public static FakeBoundingBox getBoundingBox(Entity entity) {
try {
Object boundingBox = getNmsClass("Entity").getField("boundingBox").get(getNmsEntity(entity));
Object boundingBox = getNmsField("Entity", "boundingBox").get(getNmsEntity(entity));
double x = 0, y = 0, z = 0;
int stage = 0;
for (Field field : boundingBox.getClass().getFields()) {
@ -236,9 +317,17 @@ public class ReflectionManager {
public static Class getNmsClass(String className) {
try {
if (isForge) {
String forgeName = ForgeClassMappings.get(className);
if (forgeName == null) {
throw new RuntimeException("Missing Forge mapping for " + className);
}
return Class.forName(forgeName);
}
return Class.forName("net.minecraft.server." + getBukkitVersion() + "." + className);
} catch (Exception e) {
// e.printStackTrace();
e.printStackTrace();
}
return null;
}
@ -261,6 +350,38 @@ public class ReflectionManager {
return null;
}
public static Field getNmsField(String className, String fieldName) {
return getNmsField(getNmsClass(className), fieldName);
}
public static Field getNmsField(Class clazz, String fieldName) {
try {
if (isForge) {
return clazz.getField(ForgeFieldMappings.get(clazz.getName()).get(fieldName));
}
return clazz.getField(fieldName);
} catch (NoSuchFieldException e) {
e.printStackTrace();
}
return null;
}
public static Method getNmsMethod(String className, String methodName, Class<?>... parameters) {
return getNmsMethod(getNmsClass(className), methodName, parameters);
}
public static Method getNmsMethod(Class clazz, String methodName, Class<?>... parameters) {
try {
if (isForge) {
return clazz.getMethod(ForgeMethodMappings.get(clazz.getName()).get(methodName), parameters);
}
return clazz.getMethod(methodName, parameters);
} catch (NoSuchMethodException e) {
e.printStackTrace();
}
return null;
}
public static double getPing(Player player) {
try {
return (double) pingField.getInt(ReflectionManager.getNmsEntity(player));
@ -272,7 +393,7 @@ public class ReflectionManager {
public static float[] getSize(Entity entity) {
try {
float length = getNmsClass("Entity").getField("length").getFloat(getNmsEntity(entity));
float length = getNmsField("Entity", "length").getFloat(getNmsEntity(entity));
float width = getNmsClass("Entity").getField("width").getFloat(getNmsEntity(entity));
float height = getNmsClass("Entity").getField("height").getFloat(getNmsEntity(entity));
return new float[] { length, width, height };