ViaVersion/common/src/main/java/us/myles/ViaVersion/protocols/protocol1_13to1_12_2/packets/InventoryPackets.java

717 lines
35 KiB
Java

package us.myles.ViaVersion.protocols.protocol1_13to1_12_2.packets;
import com.github.steveice10.opennbt.conversion.ConverterRegistry;
import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
import com.github.steveice10.opennbt.tag.builtin.IntTag;
import com.github.steveice10.opennbt.tag.builtin.ListTag;
import com.github.steveice10.opennbt.tag.builtin.ShortTag;
import com.github.steveice10.opennbt.tag.builtin.StringTag;
import com.github.steveice10.opennbt.tag.builtin.Tag;
import com.google.common.base.Joiner;
import com.google.common.primitives.Ints;
import us.myles.ViaVersion.api.PacketWrapper;
import us.myles.ViaVersion.api.Via;
import us.myles.ViaVersion.api.minecraft.item.Item;
import us.myles.ViaVersion.api.remapper.PacketHandler;
import us.myles.ViaVersion.api.remapper.PacketRemapper;
import us.myles.ViaVersion.api.rewriters.ItemRewriter;
import us.myles.ViaVersion.api.type.Type;
import us.myles.ViaVersion.protocols.protocol1_12_1to1_12.ClientboundPackets1_12_1;
import us.myles.ViaVersion.protocols.protocol1_13to1_12_2.ChatRewriter;
import us.myles.ViaVersion.protocols.protocol1_13to1_12_2.Protocol1_13To1_12_2;
import us.myles.ViaVersion.protocols.protocol1_13to1_12_2.ServerboundPackets1_13;
import us.myles.ViaVersion.protocols.protocol1_13to1_12_2.data.BlockIdData;
import us.myles.ViaVersion.protocols.protocol1_13to1_12_2.data.MappingData;
import us.myles.ViaVersion.protocols.protocol1_13to1_12_2.data.SoundSource;
import us.myles.ViaVersion.protocols.protocol1_13to1_12_2.data.SpawnEggRewriter;
import java.nio.charset.StandardCharsets;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
import java.util.Optional;
public class InventoryPackets {
private static final String NBT_TAG_NAME = "ViaVersion|" + Protocol1_13To1_12_2.class.getSimpleName();
public static void register(Protocol1_13To1_12_2 protocol) {
ItemRewriter itemRewriter = new ItemRewriter(protocol, InventoryPackets::toClient, InventoryPackets::toServer);
protocol.registerOutgoing(ClientboundPackets1_12_1.SET_SLOT, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.BYTE); // 0 - Window ID
map(Type.SHORT); // 1 - Slot ID
map(Type.ITEM, Type.FLAT_ITEM); // 2 - Slot Value
handler(itemRewriter.itemToClientHandler(Type.FLAT_ITEM));
}
});
protocol.registerOutgoing(ClientboundPackets1_12_1.WINDOW_ITEMS, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.UNSIGNED_BYTE); // 0 - Window ID
map(Type.ITEM_ARRAY, Type.FLAT_ITEM_ARRAY); // 1 - Window Values
handler(itemRewriter.itemArrayHandler(Type.FLAT_ITEM_ARRAY));
}
});
protocol.registerOutgoing(ClientboundPackets1_12_1.WINDOW_PROPERTY, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.UNSIGNED_BYTE); // Window id
map(Type.SHORT); // Property
map(Type.SHORT); // Value
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
short property = wrapper.get(Type.SHORT, 0);
if (property >= 4 && property <= 6) { // Enchantment id
wrapper.set(Type.SHORT, 1, (short) protocol.getMappingData().getEnchantmentMappings().getNewId(wrapper.get(Type.SHORT, 1)));
}
}
});
}
});
// Plugin message Packet -> Trading
protocol.registerOutgoing(ClientboundPackets1_12_1.PLUGIN_MESSAGE, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.STRING); // 0 - Channel
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
String channel = wrapper.get(Type.STRING, 0);
// Handle stopsound change TODO change location of this remap to other class?
if (channel.equalsIgnoreCase("MC|StopSound")) {
String originalSource = wrapper.read(Type.STRING);
String originalSound = wrapper.read(Type.STRING);
// Reset the packet
wrapper.clearPacket();
wrapper.setId(0x4C);
byte flags = 0;
wrapper.write(Type.BYTE, flags); // Placeholder
if (!originalSource.isEmpty()) {
flags |= 1;
Optional<SoundSource> finalSource = SoundSource.findBySource(originalSource);
if (!finalSource.isPresent()) {
if (!Via.getConfig().isSuppressConversionWarnings() || Via.getManager().isDebug()) {
Via.getPlatform().getLogger().info("Could not handle unknown sound source " + originalSource + " falling back to default: master");
}
finalSource = Optional.of(SoundSource.MASTER);
}
wrapper.write(Type.VAR_INT, finalSource.get().getId());
}
if (!originalSound.isEmpty()) {
flags |= 2;
wrapper.write(Type.STRING, originalSound);
}
wrapper.set(Type.BYTE, 0, flags); // Update flags
return;
} else if (channel.equalsIgnoreCase("MC|TrList")) {
channel = "minecraft:trader_list";
wrapper.passthrough(Type.INT); // Passthrough Window ID
int size = wrapper.passthrough(Type.UNSIGNED_BYTE);
for (int i = 0; i < size; i++) {
// Input Item
Item input = wrapper.read(Type.ITEM);
InventoryPackets.toClient(input);
wrapper.write(Type.FLAT_ITEM, input);
// Output Item
Item output = wrapper.read(Type.ITEM);
InventoryPackets.toClient(output);
wrapper.write(Type.FLAT_ITEM, output);
boolean secondItem = wrapper.passthrough(Type.BOOLEAN); // Has second item
if (secondItem) {
// Second Item
Item second = wrapper.read(Type.ITEM);
InventoryPackets.toClient(second);
wrapper.write(Type.FLAT_ITEM, second);
}
wrapper.passthrough(Type.BOOLEAN); // Trade disabled
wrapper.passthrough(Type.INT); // Number of tools uses
wrapper.passthrough(Type.INT); // Maximum number of trade uses
}
} else {
String old = channel;
channel = getNewPluginChannelId(channel);
if (channel == null) {
if (!Via.getConfig().isSuppressConversionWarnings() || Via.getManager().isDebug()) {
Via.getPlatform().getLogger().warning("Ignoring outgoing plugin message with channel: " + old);
}
wrapper.cancel();
return;
} else if (channel.equals("minecraft:register") || channel.equals("minecraft:unregister")) {
String[] channels = new String(wrapper.read(Type.REMAINING_BYTES), StandardCharsets.UTF_8).split("\0");
List<String> rewrittenChannels = new ArrayList<>();
for (int i = 0; i < channels.length; i++) {
String rewritten = getNewPluginChannelId(channels[i]);
if (rewritten != null) {
rewrittenChannels.add(rewritten);
} else if (!Via.getConfig().isSuppressConversionWarnings() || Via.getManager().isDebug()) {
Via.getPlatform().getLogger().warning("Ignoring plugin channel in outgoing REGISTER: " + channels[i]);
}
}
if (!rewrittenChannels.isEmpty()) {
wrapper.write(Type.REMAINING_BYTES, Joiner.on('\0').join(rewrittenChannels).getBytes(StandardCharsets.UTF_8));
} else {
wrapper.cancel();
return;
}
}
}
wrapper.set(Type.STRING, 0, channel);
}
// TODO Fix trading GUI
});
}
});
protocol.registerOutgoing(ClientboundPackets1_12_1.ENTITY_EQUIPMENT, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT); // 0 - Entity ID
map(Type.VAR_INT); // 1 - Slot ID
map(Type.ITEM, Type.FLAT_ITEM); // 2 - Item
handler(itemRewriter.itemToClientHandler(Type.FLAT_ITEM));
}
});
protocol.registerIncoming(ServerboundPackets1_13.CLICK_WINDOW, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.UNSIGNED_BYTE); // 0 - Window ID
map(Type.SHORT); // 1 - Slot
map(Type.BYTE); // 2 - Button
map(Type.SHORT); // 3 - Action number
map(Type.VAR_INT); // 4 - Mode
map(Type.FLAT_ITEM, Type.ITEM); // 5 - Clicked Item
handler(itemRewriter.itemToServerHandler(Type.ITEM));
}
});
protocol.registerIncoming(ServerboundPackets1_13.PLUGIN_MESSAGE, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.STRING); // Channel
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
String channel = wrapper.get(Type.STRING, 0);
String old = channel;
channel = getOldPluginChannelId(channel);
if (channel == null) {
if (!Via.getConfig().isSuppressConversionWarnings() || Via.getManager().isDebug()) {
Via.getPlatform().getLogger().warning("Ignoring incoming plugin message with channel: " + old);
}
wrapper.cancel();
return;
} else if (channel.equals("REGISTER") || channel.equals("UNREGISTER")) {
String[] channels = new String(wrapper.read(Type.REMAINING_BYTES), StandardCharsets.UTF_8).split("\0");
List<String> rewrittenChannels = new ArrayList<>();
for (int i = 0; i < channels.length; i++) {
String rewritten = getOldPluginChannelId(channels[i]);
if (rewritten != null) {
rewrittenChannels.add(rewritten);
} else if (!Via.getConfig().isSuppressConversionWarnings() || Via.getManager().isDebug()) {
Via.getPlatform().getLogger().warning("Ignoring plugin channel in incoming REGISTER: " + channels[i]);
}
}
wrapper.write(Type.REMAINING_BYTES, Joiner.on('\0').join(rewrittenChannels).getBytes(StandardCharsets.UTF_8));
}
wrapper.set(Type.STRING, 0, channel);
}
});
}
});
protocol.registerIncoming(ServerboundPackets1_13.CREATIVE_INVENTORY_ACTION, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.SHORT); // 0 - Slot
map(Type.FLAT_ITEM, Type.ITEM); // 1 - Clicked Item
handler(itemRewriter.itemToServerHandler(Type.ITEM));
}
});
}
// TODO CLEANUP / SMARTER REWRITE SYSTEM
// TODO Rewrite identifiers
public static void toClient(Item item) {
if (item == null) return;
CompoundTag tag = item.getTag();
// Save original id
int originalId = (item.getIdentifier() << 16 | item.getData() & 0xFFFF);
int rawId = (item.getIdentifier() << 4 | item.getData() & 0xF);
// NBT Additions
if (isDamageable(item.getIdentifier())) {
if (tag == null) item.setTag(tag = new CompoundTag("tag"));
tag.put(new IntTag("Damage", item.getData()));
}
if (item.getIdentifier() == 358) { // map
if (tag == null) item.setTag(tag = new CompoundTag("tag"));
tag.put(new IntTag("map", item.getData()));
}
// NBT Changes
if (tag != null) {
// Invert banner/shield color id
boolean banner = item.getIdentifier() == 425;
if (banner || item.getIdentifier() == 442) {
if (tag.get("BlockEntityTag") instanceof CompoundTag) {
CompoundTag blockEntityTag = tag.get("BlockEntityTag");
if (blockEntityTag.get("Base") instanceof IntTag) {
IntTag base = blockEntityTag.get("Base");
// Set banner item id according to nbt
if (banner) {
rawId = 6800 + base.getValue();
}
base.setValue(15 - base.getValue());
}
if (blockEntityTag.get("Patterns") instanceof ListTag) {
for (Tag pattern : (ListTag) blockEntityTag.get("Patterns")) {
if (pattern instanceof CompoundTag) {
IntTag c = ((CompoundTag) pattern).get("Color");
c.setValue(15 - c.getValue()); // Invert color id
}
}
}
}
}
// Display Name now uses JSON
if (tag.get("display") instanceof CompoundTag) {
CompoundTag display = tag.get("display");
if (display.get("Name") instanceof StringTag) {
StringTag name = display.get("Name");
display.put(new StringTag(NBT_TAG_NAME + "|Name", name.getValue()));
name.setValue(ChatRewriter.legacyTextToJson(name.getValue()).toString());
}
}
// ench is now Enchantments and now uses identifiers
if (tag.get("ench") instanceof ListTag) {
ListTag ench = tag.get("ench");
ListTag enchantments = new ListTag("Enchantments", CompoundTag.class);
for (Tag enchEntry : ench) {
if (enchEntry instanceof CompoundTag) {
CompoundTag enchantmentEntry = new CompoundTag("");
short oldId = ((Number) ((CompoundTag) enchEntry).get("id").getValue()).shortValue();
String newId = Protocol1_13To1_12_2.MAPPINGS.getOldEnchantmentsIds().get(oldId);
if (newId == null) {
newId = "viaversion:legacy/" + oldId;
}
enchantmentEntry.put(new StringTag("id", newId));
enchantmentEntry.put(new ShortTag("lvl", ((Number) ((CompoundTag) enchEntry).get("lvl").getValue()).shortValue()));
enchantments.add(enchantmentEntry);
}
}
tag.remove("ench");
tag.put(enchantments);
}
if (tag.get("StoredEnchantments") instanceof ListTag) {
ListTag storedEnch = tag.get("StoredEnchantments");
ListTag newStoredEnch = new ListTag("StoredEnchantments", CompoundTag.class);
for (Tag enchEntry : storedEnch) {
if (enchEntry instanceof CompoundTag) {
CompoundTag enchantmentEntry = new CompoundTag("");
short oldId = ((Number) ((CompoundTag) enchEntry).get("id").getValue()).shortValue();
String newId = Protocol1_13To1_12_2.MAPPINGS.getOldEnchantmentsIds().get(oldId);
if (newId == null) {
newId = "viaversion:legacy/" + oldId;
}
enchantmentEntry.put(new StringTag("id",
newId
));
enchantmentEntry.put(new ShortTag("lvl", ((Number) ((CompoundTag) enchEntry).get("lvl").getValue()).shortValue()));
newStoredEnch.add(enchantmentEntry);
}
}
tag.remove("StoredEnchantments");
tag.put(newStoredEnch);
}
if (tag.get("CanPlaceOn") instanceof ListTag) {
ListTag old = tag.get("CanPlaceOn");
ListTag newCanPlaceOn = new ListTag("CanPlaceOn", StringTag.class);
tag.put(ConverterRegistry.convertToTag(NBT_TAG_NAME + "|CanPlaceOn", ConverterRegistry.convertToValue(old))); // There will be data losing
for (Tag oldTag : old) {
Object value = oldTag.getValue();
String oldId = value.toString().replace("minecraft:", "");
String numberConverted = BlockIdData.numberIdToString.get(Ints.tryParse(oldId));
if (numberConverted != null) {
oldId = numberConverted;
}
String[] newValues = BlockIdData.blockIdMapping.get(oldId.toLowerCase(Locale.ROOT));
if (newValues != null) {
for (String newValue : newValues) {
newCanPlaceOn.add(new StringTag("", newValue));
}
} else {
newCanPlaceOn.add(new StringTag("", oldId.toLowerCase(Locale.ROOT)));
}
}
tag.put(newCanPlaceOn);
}
if (tag.get("CanDestroy") instanceof ListTag) {
ListTag old = tag.get("CanDestroy");
ListTag newCanDestroy = new ListTag("CanDestroy", StringTag.class);
tag.put(ConverterRegistry.convertToTag(NBT_TAG_NAME + "|CanDestroy", ConverterRegistry.convertToValue(old))); // There will be data losing
for (Tag oldTag : old) {
Object value = oldTag.getValue();
String oldId = value.toString().replace("minecraft:", "");
String numberConverted = BlockIdData.numberIdToString.get(Ints.tryParse(oldId));
if (numberConverted != null) {
oldId = numberConverted;
}
String[] newValues = BlockIdData.blockIdMapping.get(oldId.toLowerCase(Locale.ROOT));
if (newValues != null) {
for (String newValue : newValues) {
newCanDestroy.add(new StringTag("", newValue));
}
} else {
newCanDestroy.add(new StringTag("", oldId.toLowerCase(Locale.ROOT)));
}
}
tag.put(newCanDestroy);
}
// Handle SpawnEggs
if (item.getIdentifier() == 383) {
if (tag.get("EntityTag") instanceof CompoundTag) {
CompoundTag entityTag = tag.get("EntityTag");
if (entityTag.get("id") instanceof StringTag) {
StringTag identifier = entityTag.get("id");
rawId = SpawnEggRewriter.getSpawnEggId(identifier.getValue());
if (rawId == -1) {
rawId = 25100288; // Bat fallback
} else {
entityTag.remove("id");
if (entityTag.isEmpty())
tag.remove("EntityTag");
}
} else {
// Fallback to bat
rawId = 25100288;
}
} else {
// Fallback to bat
rawId = 25100288;
}
}
if (tag.isEmpty()) {
item.setTag(tag = null);
}
}
if (!Protocol1_13To1_12_2.MAPPINGS.getItemMappings().containsKey(rawId)) {
if (!isDamageable(item.getIdentifier()) && item.getIdentifier() != 358) { // Map
if (tag == null) item.setTag(tag = new CompoundTag("tag"));
tag.put(new IntTag(NBT_TAG_NAME, originalId)); // Data will be lost, saving original id
}
if (item.getIdentifier() == 31 && item.getData() == 0) { // Shrub was removed
rawId = 32 << 4; // Dead Bush
} else if (Protocol1_13To1_12_2.MAPPINGS.getItemMappings().containsKey(rawId & ~0xF)) {
rawId &= ~0xF; // Remove data
} else {
if (!Via.getConfig().isSuppressConversionWarnings() || Via.getManager().isDebug()) {
Via.getPlatform().getLogger().warning("Failed to get 1.13 item for " + item.getIdentifier());
}
rawId = 16; // Stone
}
}
item.setIdentifier(Protocol1_13To1_12_2.MAPPINGS.getItemMappings().get(rawId));
item.setData((short) 0);
}
public static String getNewPluginChannelId(String old) {
// Default channels that should not be modifiable
switch (old) {
case "MC|TrList":
return "minecraft:trader_list";
case "MC|Brand":
return "minecraft:brand";
case "MC|BOpen":
return "minecraft:book_open";
case "MC|DebugPath":
return "minecraft:debug/paths";
case "MC|DebugNeighborsUpdate":
return "minecraft:debug/neighbors_update";
case "REGISTER":
return "minecraft:register";
case "UNREGISTER":
return "minecraft:unregister";
case "BungeeCord":
return "bungeecord:main";
case "bungeecord:main":
return null;
default:
String mappedChannel = Protocol1_13To1_12_2.MAPPINGS.getChannelMappings().get(old);
if (mappedChannel != null) return mappedChannel;
return MappingData.isValid1_13Channel(old) ? old : null;
}
}
public static void toServer(Item item) {
if (item == null) return;
Integer rawId = null;
boolean gotRawIdFromTag = false;
CompoundTag tag = item.getTag();
// Use tag to get original ID and data
if (tag != null) {
// Check for valid tag
if (tag.get(NBT_TAG_NAME) instanceof IntTag) {
rawId = (Integer) tag.get(NBT_TAG_NAME).getValue();
// Remove the tag
tag.remove(NBT_TAG_NAME);
gotRawIdFromTag = true;
}
}
if (rawId == null) {
int oldId = Protocol1_13To1_12_2.MAPPINGS.getItemMappings().inverse().get(item.getIdentifier());
if (oldId != -1) {
// Handle spawn eggs
Optional<String> eggEntityId = SpawnEggRewriter.getEntityId(oldId);
if (eggEntityId.isPresent()) {
rawId = 383 << 16;
if (tag == null)
item.setTag(tag = new CompoundTag("tag"));
if (!tag.contains("EntityTag")) {
CompoundTag entityTag = new CompoundTag("EntityTag");
entityTag.put(new StringTag("id", eggEntityId.get()));
tag.put(entityTag);
}
} else {
rawId = (oldId >> 4) << 16 | oldId & 0xF;
}
}
}
if (rawId == null) {
if (!Via.getConfig().isSuppressConversionWarnings() || Via.getManager().isDebug()) {
Via.getPlatform().getLogger().warning("Failed to get 1.12 item for " + item.getIdentifier());
}
rawId = 0x10000; // Stone
}
item.setIdentifier((short) (rawId >> 16));
item.setData((short) (rawId & 0xFFFF));
// NBT changes
if (tag != null) {
if (isDamageable(item.getIdentifier())) {
if (tag.get("Damage") instanceof IntTag) {
if (!gotRawIdFromTag)
item.setData((short) (int) tag.get("Damage").getValue());
tag.remove("Damage");
}
}
if (item.getIdentifier() == 358) { // map
if (tag.get("map") instanceof IntTag) {
if (!gotRawIdFromTag)
item.setData((short) (int) tag.get("map").getValue());
tag.remove("map");
}
}
if (item.getIdentifier() == 442 || item.getIdentifier() == 425) { // shield / banner
if (tag.get("BlockEntityTag") instanceof CompoundTag) {
CompoundTag blockEntityTag = tag.get("BlockEntityTag");
if (blockEntityTag.get("Base") instanceof IntTag) {
IntTag base = blockEntityTag.get("Base");
base.setValue(15 - base.getValue()); // invert color id
}
if (blockEntityTag.get("Patterns") instanceof ListTag) {
for (Tag pattern : (ListTag) blockEntityTag.get("Patterns")) {
if (pattern instanceof CompoundTag) {
IntTag c = ((CompoundTag) pattern).get("Color");
c.setValue(15 - c.getValue()); // Invert color id
}
}
}
}
}
// Display Name now uses JSON
if (tag.get("display") instanceof CompoundTag) {
CompoundTag display = tag.get("display");
if (((CompoundTag) tag.get("display")).get("Name") instanceof StringTag) {
StringTag name = display.get("Name");
StringTag via = display.get(NBT_TAG_NAME + "|Name");
name.setValue(
via != null ? via.getValue() : ChatRewriter.jsonTextToLegacy(
name.getValue()
)
);
display.remove(NBT_TAG_NAME + "|Name");
}
}
// ench is now Enchantments and now uses identifiers
if (tag.get("Enchantments") instanceof ListTag) {
ListTag enchantments = tag.get("Enchantments");
ListTag ench = new ListTag("ench", CompoundTag.class);
for (Tag enchantmentEntry : enchantments) {
if (enchantmentEntry instanceof CompoundTag) {
CompoundTag enchEntry = new CompoundTag("");
String newId = (String) ((CompoundTag) enchantmentEntry).get("id").getValue();
Short oldId = Protocol1_13To1_12_2.MAPPINGS.getOldEnchantmentsIds().inverse().get(newId);
if (oldId == null && newId.startsWith("viaversion:legacy/")) {
oldId = Short.valueOf(newId.substring(18));
}
if (oldId != null) {
enchEntry.put(
new ShortTag(
"id",
oldId
)
);
enchEntry.put(new ShortTag("lvl", (Short) ((CompoundTag) enchantmentEntry).get("lvl").getValue()));
ench.add(enchEntry);
}
}
}
tag.remove("Enchantments");
tag.put(ench);
}
if (tag.get("StoredEnchantments") instanceof ListTag) {
ListTag storedEnch = tag.get("StoredEnchantments");
ListTag newStoredEnch = new ListTag("StoredEnchantments", CompoundTag.class);
for (Tag enchantmentEntry : storedEnch) {
if (enchantmentEntry instanceof CompoundTag) {
CompoundTag enchEntry = new CompoundTag("");
String newId = (String) ((CompoundTag) enchantmentEntry).get("id").getValue();
Short oldId = Protocol1_13To1_12_2.MAPPINGS.getOldEnchantmentsIds().inverse().get(newId);
if (oldId == null && newId.startsWith("viaversion:legacy/")) {
oldId = Short.valueOf(newId.substring(18));
}
if (oldId != null) {
enchEntry.put(
new ShortTag(
"id",
oldId
)
);
enchEntry.put(new ShortTag("lvl", (Short) ((CompoundTag) enchantmentEntry).get("lvl").getValue()));
newStoredEnch.add(enchEntry);
}
}
}
tag.remove("StoredEnchantments");
tag.put(newStoredEnch);
}
if (tag.get(NBT_TAG_NAME + "|CanPlaceOn") instanceof ListTag) {
tag.put(ConverterRegistry.convertToTag(
"CanPlaceOn",
ConverterRegistry.convertToValue(tag.get(NBT_TAG_NAME + "|CanPlaceOn"))
));
tag.remove(NBT_TAG_NAME + "|CanPlaceOn");
} else if (tag.get("CanPlaceOn") instanceof ListTag) {
ListTag old = tag.get("CanPlaceOn");
ListTag newCanPlaceOn = new ListTag("CanPlaceOn", StringTag.class);
for (Tag oldTag : old) {
Object value = oldTag.getValue();
String[] newValues = BlockIdData.fallbackReverseMapping.get(value instanceof String
? ((String) value).replace("minecraft:", "")
: null);
if (newValues != null) {
for (String newValue : newValues) {
newCanPlaceOn.add(new StringTag("", newValue));
}
} else {
newCanPlaceOn.add(oldTag);
}
}
tag.put(newCanPlaceOn);
}
if (tag.get(NBT_TAG_NAME + "|CanDestroy") instanceof ListTag) {
tag.put(ConverterRegistry.convertToTag(
"CanDestroy",
ConverterRegistry.convertToValue(tag.get(NBT_TAG_NAME + "|CanDestroy"))
));
tag.remove(NBT_TAG_NAME + "|CanDestroy");
} else if (tag.get("CanDestroy") instanceof ListTag) {
ListTag old = tag.get("CanDestroy");
ListTag newCanDestroy = new ListTag("CanDestroy", StringTag.class);
for (Tag oldTag : old) {
Object value = oldTag.getValue();
String[] newValues = BlockIdData.fallbackReverseMapping.get(value instanceof String
? ((String) value).replace("minecraft:", "")
: null);
if (newValues != null) {
for (String newValue : newValues) {
newCanDestroy.add(new StringTag("", newValue));
}
} else {
newCanDestroy.add(oldTag);
}
}
tag.put(newCanDestroy);
}
}
}
public static String getOldPluginChannelId(String newId) {
newId = MappingData.validateNewChannel(newId);
if (newId == null) return null;
// Default channels that should not be modifiable
switch (newId) {
case "minecraft:trader_list":
return "MC|TrList";
case "minecraft:book_open":
return "MC|BOpen";
case "minecraft:debug/paths":
return "MC|DebugPath";
case "minecraft:debug/neighbors_update":
return "MC|DebugNeighborsUpdate";
case "minecraft:register":
return "REGISTER";
case "minecraft:unregister":
return "UNREGISTER";
case "minecraft:brand":
return "MC|Brand";
case "bungeecord:main":
return "BungeeCord";
default:
String mappedChannel = Protocol1_13To1_12_2.MAPPINGS.getChannelMappings().inverse().get(newId);
if (mappedChannel != null) return mappedChannel;
return newId.length() > 20 ? newId.substring(0, 20) : newId;
}
}
public static boolean isDamageable(int id) {
return id >= 256 && id <= 259 // iron shovel, pickaxe, axe, flint and steel
|| id == 261 // bow
|| id >= 267 && id <= 279 // iron sword, wooden+stone+diamond swords, shovels, pickaxes, axes
|| id >= 283 && id <= 286 // gold sword, shovel, pickaxe, axe
|| id >= 290 && id <= 294 // hoes
|| id >= 298 && id <= 317 // armors
|| id == 346 // fishing rod
|| id == 359 // shears
|| id == 398 // carrot on a stick
|| id == 442 // shield
|| id == 443; // elytra
}
}