Apply fallback skins to custom skulls with invalid or empty texture values (#3515)

This commit is contained in:
David Choo 2023-01-22 13:23:16 -05:00 committed by GitHub
parent b8040a1d98
commit 48d78720a1
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GPG key ID: 4AEE18F83AFDEB23
6 changed files with 159 additions and 94 deletions

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@ -26,17 +26,20 @@
package org.geysermc.geyser.entity.type.player;
import com.nukkitx.math.vector.Vector3f;
import com.nukkitx.math.vector.Vector3i;
import com.nukkitx.protocol.bedrock.data.GameType;
import com.nukkitx.protocol.bedrock.data.PlayerPermission;
import com.nukkitx.protocol.bedrock.data.command.CommandPermission;
import com.nukkitx.protocol.bedrock.data.entity.EntityData;
import com.nukkitx.protocol.bedrock.data.entity.EntityFlag;
import com.nukkitx.protocol.bedrock.packet.AddPlayerPacket;
import lombok.Getter;
import org.geysermc.geyser.level.block.BlockStateValues;
import org.geysermc.geyser.session.GeyserSession;
import org.geysermc.geyser.session.cache.SkullCache;
import org.geysermc.geyser.skin.SkullSkinManager;
import java.util.Objects;
import java.util.UUID;
import java.util.concurrent.TimeUnit;
@ -46,6 +49,12 @@ import java.util.concurrent.TimeUnit;
*/
public class SkullPlayerEntity extends PlayerEntity {
@Getter
private UUID skullUUID;
@Getter
private Vector3i skullPosition;
public SkullPlayerEntity(GeyserSession session, long geyserId) {
super(session, 0, geyserId, UUID.randomUUID(), Vector3f.ZERO, Vector3f.ZERO, 0, 0, 0, "", null);
}
@ -102,11 +111,14 @@ public class SkullPlayerEntity extends PlayerEntity {
}
public void updateSkull(SkullCache.Skull skull) {
if (!skull.getTexturesProperty().equals(getTexturesProperty())) {
skullPosition = skull.getPosition();
if (!Objects.equals(skull.getTexturesProperty(), getTexturesProperty()) || !Objects.equals(skullUUID, skull.getUuid())) {
// Make skull invisible as we change skins
setFlag(EntityFlag.INVISIBLE, true);
updateBedrockMetadata();
skullUUID = skull.getUuid();
setTexturesProperty(skull.getTexturesProperty());
SkullSkinManager.requestAndHandleSkin(this, session, (skin -> session.scheduleInEventLoop(() -> {

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@ -71,8 +71,9 @@ public class SkullCache {
this.skullRenderDistanceSquared = distance * distance;
}
public void putSkull(Vector3i position, String texturesProperty, int blockState) {
public void putSkull(Vector3i position, UUID uuid, String texturesProperty, int blockState) {
Skull skull = skulls.computeIfAbsent(position, Skull::new);
skull.uuid = uuid;
skull.texturesProperty = texturesProperty;
skull.blockState = blockState;
@ -201,6 +202,7 @@ public class SkullCache {
@RequiredArgsConstructor
@Data
public static class Skull {
private UUID uuid;
private String texturesProperty;
private int blockState;
private SkullPlayerEntity entity;

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@ -35,6 +35,7 @@ import com.nukkitx.protocol.bedrock.packet.PlayerListPacket;
import com.nukkitx.protocol.bedrock.packet.PlayerSkinPacket;
import org.geysermc.geyser.GeyserImpl;
import org.geysermc.geyser.entity.type.player.PlayerEntity;
import org.geysermc.geyser.entity.type.player.SkullPlayerEntity;
import org.geysermc.geyser.session.GeyserSession;
import org.geysermc.geyser.session.auth.BedrockClientData;
import org.geysermc.geyser.text.GeyserLocale;
@ -69,7 +70,7 @@ public class SkinManager {
// The server either didn't have a texture to send, or we didn't have the texture ID cached.
// Let's see if this player is a Bedrock player, and if so, let's pull their skin.
// Otherwise, grab the default player skin
SkinProvider.SkinData fallbackSkinData = SkinProvider.determineFallbackSkinData(playerEntity);
SkinProvider.SkinData fallbackSkinData = SkinProvider.determineFallbackSkinData(playerEntity.getUuid());
if (skin == null) {
skin = fallbackSkinData.skin();
geometry = fallbackSkinData.geometry();
@ -255,24 +256,28 @@ public class SkinManager {
* @return The built GameProfileData
*/
public static @Nullable GameProfileData from(PlayerEntity entity) {
try {
String texturesProperty = entity.getTexturesProperty();
if (texturesProperty == null) {
// Likely offline mode
return null;
}
try {
return loadFromJson(texturesProperty);
} catch (IOException exception) {
GeyserImpl.getInstance().getLogger().debug("Something went wrong while processing skin for " + entity.getUsername());
} catch (Exception exception) {
if (entity instanceof SkullPlayerEntity skullEntity) {
GeyserImpl.getInstance().getLogger().debug("Something went wrong while processing skin for skull at " + skullEntity.getSkullPosition() + " with Value: " + texturesProperty);
} else {
GeyserImpl.getInstance().getLogger().debug("Something went wrong while processing skin for " + entity.getUsername() + " with Value: " + texturesProperty);
}
if (GeyserImpl.getInstance().getConfig().isDebugMode()) {
exception.printStackTrace();
}
}
return null;
}
}
private static GameProfileData loadFromJson(String encodedJson) throws IOException {
private static GameProfileData loadFromJson(String encodedJson) throws IOException, IllegalArgumentException {
JsonNode skinObject = GeyserImpl.JSON_MAPPER.readTree(new String(Base64.getDecoder().decode(encodedJson), StandardCharsets.UTF_8));
JsonNode textures = skinObject.get("textures");
@ -285,14 +290,23 @@ public class SkinManager {
return null;
}
String skinUrl = skinTexture.get("url").asText().replace("http://", "https://");
String skinUrl;
JsonNode skinUrlNode = skinTexture.get("url");
if (skinUrlNode != null && skinUrlNode.isTextual()) {
skinUrl = skinUrlNode.asText().replace("http://", "https://");
} else {
return null;
}
boolean isAlex = skinTexture.has("metadata");
String capeUrl = null;
JsonNode capeTexture = textures.get("CAPE");
if (capeTexture != null) {
capeUrl = capeTexture.get("url").asText().replace("http://", "https://");
JsonNode capeUrlNode = capeTexture.get("url");
if (capeUrlNode != null && capeUrlNode.isTextual()) {
capeUrl = capeUrlNode.asText().replace("http://", "https://");
}
}
return new GameProfileData(skinUrl, capeUrl, isAlex);

View file

@ -26,9 +26,6 @@
package org.geysermc.geyser.skin;
import com.fasterxml.jackson.databind.JsonNode;
import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
import com.github.steveice10.opennbt.tag.builtin.IntArrayTag;
import com.github.steveice10.opennbt.tag.builtin.Tag;
import com.google.common.cache.Cache;
import com.google.common.cache.CacheBuilder;
import it.unimi.dsi.fastutil.bytes.ByteArrays;
@ -172,14 +169,13 @@ public class SkinProvider {
/**
* If skin data fails to apply, or there is no skin data to apply, determine what skin we should give as a fallback.
*/
static SkinData determineFallbackSkinData(PlayerEntity entity) {
static SkinData determineFallbackSkinData(UUID uuid) {
Skin skin = null;
Cape cape = null;
SkinGeometry geometry = SkinGeometry.WIDE;
if (GeyserImpl.getInstance().getConfig().getRemote().authType() != AuthType.ONLINE) {
// Let's see if this player is a Bedrock player, and if so, let's pull their skin.
UUID uuid = entity.getUuid();
GeyserSession session = GeyserImpl.getInstance().connectionByUuid(uuid);
if (session != null) {
String skinId = session.getClientData().getSkinId();
@ -192,7 +188,7 @@ public class SkinProvider {
if (skin == null) {
// We don't have a skin for the player right now. Fall back to a default.
ProvidedSkins.ProvidedSkin providedSkin = ProvidedSkins.getDefaultPlayerSkin(entity.getUuid());
ProvidedSkins.ProvidedSkin providedSkin = ProvidedSkins.getDefaultPlayerSkin(uuid);
skin = providedSkin.getData();
geometry = providedSkin.isSlim() ? SkinProvider.SkinGeometry.SLIM : SkinProvider.SkinGeometry.WIDE;
}
@ -232,7 +228,7 @@ public class SkinProvider {
SkinManager.GameProfileData data = SkinManager.GameProfileData.from(entity);
if (data == null) {
// This player likely does not have a textures property
return CompletableFuture.completedFuture(determineFallbackSkinData(entity));
return CompletableFuture.completedFuture(determineFallbackSkinData(entity.getUuid()));
}
return requestSkinAndCape(entity.getUuid(), data.skinUrl(), data.capeUrl())
@ -597,48 +593,23 @@ public class SkinProvider {
}
/**
* If a skull has a username but no textures, request them.
* Request textures from a player's UUID
*
* @param skullOwner the CompoundTag of the skull with no textures
* @param uuid the player's UUID without any hyphens
* @return a completable GameProfile with textures included
*/
public static CompletableFuture<String> requestTexturesFromUsername(CompoundTag skullOwner) {
public static CompletableFuture<String> requestTexturesFromUUID(String uuid) {
return CompletableFuture.supplyAsync(() -> {
Tag uuidTag = skullOwner.get("Id");
String uuidToString = "";
JsonNode node;
boolean retrieveUuidFromInternet = !(uuidTag instanceof IntArrayTag); // also covers null check
if (!retrieveUuidFromInternet) {
int[] uuidAsArray = ((IntArrayTag) uuidTag).getValue();
// thank u viaversion
UUID uuid = new UUID((long) uuidAsArray[0] << 32 | ((long) uuidAsArray[1] & 0xFFFFFFFFL),
(long) uuidAsArray[2] << 32 | ((long) uuidAsArray[3] & 0xFFFFFFFFL));
retrieveUuidFromInternet = uuid.version() != 4;
uuidToString = uuid.toString().replace("-", "");
}
try {
if (retrieveUuidFromInternet) {
// Offline skin, or no present UUID
node = WebUtils.getJson("https://api.mojang.com/users/profiles/minecraft/" + skullOwner.get("Name").getValue());
JsonNode id = node.get("id");
if (id == null) {
GeyserImpl.getInstance().getLogger().debug("No UUID found in Mojang response for " + skullOwner.get("Name").getValue());
return null;
}
uuidToString = id.asText();
}
// Get textures from UUID
node = WebUtils.getJson("https://sessionserver.mojang.com/session/minecraft/profile/" + uuidToString);
JsonNode node = WebUtils.getJson("https://sessionserver.mojang.com/session/minecraft/profile/" + uuid);
JsonNode properties = node.get("properties");
if (properties == null) {
GeyserImpl.getInstance().getLogger().debug("No properties found in Mojang response for " + uuidToString);
GeyserImpl.getInstance().getLogger().debug("No properties found in Mojang response for " + uuid);
return null;
}
return node.get("properties").get(0).get("value").asText();
} catch (Exception e) {
GeyserImpl.getInstance().getLogger().debug("Unable to request textures for " + uuid);
if (GeyserImpl.getInstance().getConfig().isDebugMode()) {
e.printStackTrace();
}
@ -647,6 +618,37 @@ public class SkinProvider {
}, EXECUTOR_SERVICE);
}
/**
* Request textures from a player's username
*
* @param username the player's username
* @return a completable GameProfile with textures included
*/
public static CompletableFuture<String> requestTexturesFromUsername(String username) {
return CompletableFuture.supplyAsync(() -> {
try {
// Offline skin, or no present UUID
JsonNode node = WebUtils.getJson("https://api.mojang.com/users/profiles/minecraft/" + username);
JsonNode id = node.get("id");
if (id == null) {
GeyserImpl.getInstance().getLogger().debug("No UUID found in Mojang response for " + username);
return null;
}
return id.asText();
} catch (Exception e) {
if (GeyserImpl.getInstance().getConfig().isDebugMode()) {
e.printStackTrace();
}
return null;
}
}, EXECUTOR_SERVICE).thenCompose(uuid -> {
if (uuid == null) {
return CompletableFuture.completedFuture(null);
}
return requestTexturesFromUUID(uuid);
});
}
private static BufferedImage downloadImage(String imageUrl, CapeProvider provider) throws IOException {
if (provider == CapeProvider.FIVEZIG)
return readFiveZigCape(imageUrl);

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@ -29,11 +29,12 @@ import com.nukkitx.protocol.bedrock.data.skin.ImageData;
import com.nukkitx.protocol.bedrock.data.skin.SerializedSkin;
import com.nukkitx.protocol.bedrock.packet.PlayerSkinPacket;
import org.geysermc.geyser.GeyserImpl;
import org.geysermc.geyser.entity.type.player.PlayerEntity;
import org.geysermc.geyser.entity.type.player.SkullPlayerEntity;
import org.geysermc.geyser.session.GeyserSession;
import org.geysermc.geyser.text.GeyserLocale;
import java.util.Collections;
import java.util.function.BiConsumer;
import java.util.function.Consumer;
public class SkullSkinManager extends SkinManager {
@ -48,12 +49,9 @@ public class SkullSkinManager extends SkinManager {
);
}
public static void requestAndHandleSkin(PlayerEntity entity, GeyserSession session,
public static void requestAndHandleSkin(SkullPlayerEntity entity, GeyserSession session,
Consumer<SkinProvider.Skin> skinConsumer) {
GameProfileData data = GameProfileData.from(entity);
SkinProvider.requestSkin(entity.getUuid(), data.skinUrl(), true)
.whenCompleteAsync((skin, throwable) -> {
BiConsumer<SkinProvider.Skin, Throwable> applySkin = (skin, throwable) -> {
try {
PlayerSkinPacket packet = new PlayerSkinPacket();
packet.setUuid(entity.getUuid());
@ -69,7 +67,19 @@ public class SkullSkinManager extends SkinManager {
if (skinConsumer != null) {
skinConsumer.accept(skin);
}
});
};
GameProfileData data = GameProfileData.from(entity);
if (data == null) {
GeyserImpl.getInstance().getLogger().debug("Using fallback skin for skull at " + entity.getSkullPosition() +
" with texture value: " + entity.getTexturesProperty() + " and UUID: " + entity.getSkullUUID());
// No texture available, fallback using the UUID
SkinProvider.SkinData fallback = SkinProvider.determineFallbackSkinData(entity.getSkullUUID());
applySkin.accept(fallback.skin(), null);
} else {
SkinProvider.requestSkin(entity.getUuid(), data.skinUrl(), true)
.whenCompleteAsync(applySkin);
}
}
}

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@ -27,6 +27,7 @@ package org.geysermc.geyser.translator.level.block.entity;
import com.github.steveice10.mc.protocol.data.game.level.block.BlockEntityType;
import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
import com.github.steveice10.opennbt.tag.builtin.IntArrayTag;
import com.github.steveice10.opennbt.tag.builtin.ListTag;
import com.github.steveice10.opennbt.tag.builtin.StringTag;
import com.nukkitx.math.vector.Vector3i;
@ -35,7 +36,10 @@ import org.geysermc.geyser.level.block.BlockStateValues;
import org.geysermc.geyser.session.GeyserSession;
import org.geysermc.geyser.skin.SkinProvider;
import java.nio.charset.StandardCharsets;
import java.util.LinkedHashMap;
import java.util.Locale;
import java.util.UUID;
import java.util.concurrent.CompletableFuture;
@BlockEntity(type = BlockEntityType.SKULL)
@ -53,12 +57,32 @@ public class SkullBlockEntityTranslator extends BlockEntityTranslator implements
builder.put("SkullType", skullVariant);
}
private static CompletableFuture<String> getTextures(CompoundTag tag) {
CompoundTag owner = tag.get("SkullOwner");
if (owner != null) {
private static UUID getUUID(CompoundTag owner) {
if (owner.get("Id") instanceof IntArrayTag uuidTag && uuidTag.length() == 4) {
int[] uuidAsArray = uuidTag.getValue();
// thank u viaversion
return new UUID((long) uuidAsArray[0] << 32 | ((long) uuidAsArray[1] & 0xFFFFFFFFL),
(long) uuidAsArray[2] << 32 | ((long) uuidAsArray[3] & 0xFFFFFFFFL));
}
// Convert username to an offline UUID
String username = null;
if (owner.get("Name") instanceof StringTag nameTag) {
username = nameTag.getValue().toLowerCase(Locale.ROOT);
}
return UUID.nameUUIDFromBytes(("OfflinePlayer:" + username).getBytes(StandardCharsets.UTF_8));
}
private static CompletableFuture<String> getTextures(CompoundTag owner, UUID uuid) {
CompoundTag properties = owner.get("Properties");
if (properties == null) {
return SkinProvider.requestTexturesFromUsername(owner);
if (uuid != null && uuid.version() == 4) {
String uuidString = uuid.toString().replace("-", "");
return SkinProvider.requestTexturesFromUUID(uuidString);
} else if (owner.get("Name") instanceof StringTag nameTag) {
// Fall back to username if UUID was missing or was an offline mode UUID
return SkinProvider.requestTexturesFromUsername(nameTag.getValue());
}
return CompletableFuture.completedFuture(null);
}
ListTag textures = properties.get("textures");
@ -66,20 +90,21 @@ public class SkullBlockEntityTranslator extends BlockEntityTranslator implements
StringTag texture = (StringTag) tag1.get("Value");
return CompletableFuture.completedFuture(texture.getValue());
}
return CompletableFuture.completedFuture(null);
}
public static void translateSkull(GeyserSession session, CompoundTag tag, int posX, int posY, int posZ, int blockState) {
Vector3i blockPosition = Vector3i.from(posX, posY, posZ);
getTextures(tag).whenComplete((texturesProperty, throwable) -> {
if (texturesProperty == null) {
session.getGeyser().getLogger().debug("Custom skull with invalid SkullOwner tag: " + blockPosition + " " + tag);
CompoundTag owner = tag.get("SkullOwner");
if (owner == null) {
session.getSkullCache().removeSkull(blockPosition);
return;
}
UUID uuid = getUUID(owner);
getTextures(owner, uuid).whenComplete((texturesProperty, throwable) -> {
if (session.getEventLoop().inEventLoop()) {
session.getSkullCache().putSkull(blockPosition, texturesProperty, blockState);
session.getSkullCache().putSkull(blockPosition, uuid, texturesProperty, blockState);
} else {
session.executeInEventLoop(() -> session.getSkullCache().putSkull(blockPosition, texturesProperty, blockState));
session.executeInEventLoop(() -> session.getSkullCache().putSkull(blockPosition, uuid, texturesProperty, blockState));
}
});
}