SBDevelopment/MapReflectionAPI
3
0
Fork 0
Code Issues 3 Pull requests 1 Activity Actions

🐛 Fixed bugs in the code

Browse source
This commit is contained in:
SBDeveloper 2022-07-01 14:13:46 +02:00
parent ed127b7e71
commit ba1b3e515f
5 changed files with 107 additions and 13 deletions
Download patch file Download diff file Expand all files Collapse all files

2
src/main/java/tech/sbdevelopment/mapreflectionapi/api/MapSender.java
View file

@ -73,7 +73,7 @@ public class MapSender {
}
private static final Class<?> packetPlayOutMapClass = ReflectionUtil.getNMSClass("network.protocol.game", "PacketPlayOutMap");
private static final Class<?> worldMapData = ReflectionUtil.supports(17) ? ReflectionUtil.getNMSClass("world.level.saveddata.maps", "WorldMap") : null;
private static final Class<?> worldMapData = ReflectionUtil.supports(17) ? ReflectionUtil.getNMSClass("world.level.saveddata.maps", "WorldMap$b") : null;
/**
* Send a map to a player

10
src/main/java/tech/sbdevelopment/mapreflectionapi/api/MapWrapper.java
View file

@ -47,9 +47,9 @@ public class MapWrapper {
this.content = image;
}
private static final Class<?> craftStackClass = ReflectionUtil.getCraftClass("CraftItemStack");
private static final Class<?> craftStackClass = ReflectionUtil.getCraftClass("inventory.CraftItemStack");
private static final Class<?> setSlotPacketClass = ReflectionUtil.getNMSClass("network.protocol.game", "PacketPlayOutSetSlot");
private static final Class<?> tagCompoundClass = ReflectionUtil.getCraftClass("NBTTagCompound");
private static final Class<?> tagCompoundClass = ReflectionUtil.getNMSClass("nbt", "NBTTagCompound");
private static final Class<?> entityClass = ReflectionUtil.getNMSClass("world.entity", "Entity");
private static final Class<?> dataWatcherClass = ReflectionUtil.getNMSClass("network.syncher", "DataWatcher");
private static final Class<?> entityMetadataPacketClass = ReflectionUtil.getNMSClass("network.protocol.game", "PacketPlayOutEntityMetadata");
@ -260,7 +260,7 @@ public class MapWrapper {
}
ReflectionUtil.callMethod(nbtObject, ReflectionUtil.supports(18) ? "a" : "setInt", "map", mapId);
Object dataWatcher = ReflectionUtil.callConstructor(dataWatcherClass, entityClass.cast(null));
Object dataWatcher = ReflectionUtil.callConstructorNull(dataWatcherClass, entityClass);
Object packet = ReflectionUtil.callConstructor(entityMetadataPacketClass,
entityId,
@ -268,9 +268,9 @@ public class MapWrapper {
true
);
List<Object> list = new ArrayList<>();
List list = new ArrayList<>();
Object dataWatcherObject = ReflectionUtil.getDeclaredField(entityItemFrameClass, ReflectionUtil.supports(17) ? "ao" : ReflectionUtil.supports(14) ? "ITEM" : ReflectionUtil.supports(13) ? "e" : "c");
Object dataWatcherItem = ReflectionUtil.callConstructor(dataWatcherItemClass, dataWatcherObject, nmsStack);
Object dataWatcherItem = ReflectionUtil.callFirstConstructor(dataWatcherItemClass, dataWatcherObject, nmsStack);
list.add(dataWatcherItem);
ReflectionUtil.setDeclaredField(packet, "b", list);

14
src/main/java/tech/sbdevelopment/mapreflectionapi/listeners/PacketListener.java
View file

@ -69,12 +69,18 @@ public class PacketListener extends PacketAdapter {
if (event.getPacketType() == PacketType.Play.Client.USE_ENTITY) {
int entityId = event.getPacket().getIntegers().read(0); //entityId
WrappedEnumEntityUseAction action = event.getPacket().getEnumEntityUseActions().read(0);
EnumWrappers.EntityUseAction actionEnum = action.getAction();
EnumWrappers.Hand hand = action.getHand();
Vector pos = action.getPosition();
EnumWrappers.EntityUseAction actionEnum = null;
EnumWrappers.Hand hand = null;
Vector pos = null;
try {
actionEnum = action.getAction();
hand = action.getHand();
pos = action.getPosition();
} catch (IllegalArgumentException ignored) {
}
boolean async = !plugin.getServer().isPrimaryThread();
MapInteractEvent interactEvent = new MapInteractEvent(event.getPlayer(), entityId, actionEnum.ordinal(), pos, hand.ordinal(), async);
MapInteractEvent interactEvent = new MapInteractEvent(event.getPlayer(), entityId, actionEnum != null ? actionEnum.ordinal() : 0, pos, hand != null ? hand.ordinal() : 0, async);
if (interactEvent.getFrame() != null && interactEvent.getMapWrapper() != null) {
Bukkit.getPluginManager().callEvent(interactEvent);
if (interactEvent.isCancelled()) event.setCancelled(true);

57
src/main/java/tech/sbdevelopment/mapreflectionapi/utils/ReflectionUtil.java
View file

@ -36,7 +36,9 @@ import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Objects;
import java.util.concurrent.CompletableFuture;
@ -191,12 +193,13 @@ public class ReflectionUtil {
if (clazz == Byte.class) return byte.class;
if (clazz == Void.class) return void.class;
if (clazz == Character.class) return char.class;
if (clazz == ArrayList.class) return Collection.class;
return clazz;
}
private static Class<?>[] toParamTypes(Object... params) {
return Arrays.stream(params)
.map(obj -> wrapperToPrimitive(obj.getClass()))
.map(obj -> obj != null ? wrapperToPrimitive(obj.getClass()) : null)
.toArray(Class<?>[]::new);
}
@ -210,6 +213,32 @@ public class ReflectionUtil {
}
}
@Nullable
public static Object callConstructorNull(Class<?> clazz, Class<?> paramClass) {
try {
Constructor<?> con = clazz.getConstructor(paramClass);
con.setAccessible(true);
return con.newInstance(clazz.cast(null));
} catch (NoSuchMethodException | IllegalAccessException | InstantiationException |
InvocationTargetException ex) {
ex.printStackTrace();
return null;
}
}
@Nullable
public static Object callFirstConstructor(Class<?> clazz, Object... params) {
try {
Constructor<?> con = clazz.getConstructors()[0];
con.setAccessible(true);
return con.newInstance(params);
} catch (IllegalAccessException | InstantiationException |
InvocationTargetException ex) {
ex.printStackTrace();
return null;
}
}
@Nullable
public static Object callConstructor(Class<?> clazz, Object... params) {
try {
@ -236,6 +265,18 @@ public class ReflectionUtil {
}
}
@Nullable
public static Object callMethod(Class<?> clazz, String method, Object... params) {
try {
Method m = clazz.getMethod(method, toParamTypes(params));
m.setAccessible(true);
return m.invoke(null, params);
} catch (NoSuchMethodException | IllegalAccessException | InvocationTargetException ex) {
ex.printStackTrace();
return null;
}
}
@Nullable
public static Object callMethod(Object obj, String method, Object... params) {
try {
@ -272,6 +313,18 @@ public class ReflectionUtil {
}
}
@Nullable
public static Object getDeclaredField(Class<?> clazz, String field) {
try {
Field f = clazz.getDeclaredField(field);
f.setAccessible(true);
return f.get(null);
} catch (NoSuchFieldException | IllegalAccessException ex) {
ex.printStackTrace();
return null;
}
}
@Nullable
public static Object getDeclaredField(Object object, String field) {
try {
@ -288,7 +341,7 @@ public class ReflectionUtil {
try {
Field f = object.getClass().getDeclaredField(field);
f.setAccessible(true);
f.set(object, toParamTypes(value));
f.set(object, value);
} catch (NoSuchFieldException | IllegalAccessException ex) {
ex.printStackTrace();
}