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https://github.com/GeyserMC/Geyser.git
synced 2024-08-14 23:57:35 +00:00
Fix uppercase item attribute modifier names (#3780)
* Check for hide attributes flag, and "Name" -> "AttributeName" * Operation tag is not required? * Only process each modifier once * Ignore `minecraft:` namespace if present * No `Operation` is implicitly ADD, fix knockback_resistance check
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Konicai
GitHub
parent
178fb2136f
commit
ba4e37075d
1 changed files with 125 additions and 75 deletions
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@ -32,12 +32,14 @@ import com.github.steveice10.opennbt.tag.builtin.*;
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import net.kyori.adventure.text.Component;
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import net.kyori.adventure.text.format.NamedTextColor;
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import org.checkerframework.checker.nullness.qual.NonNull;
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import org.checkerframework.checker.nullness.qual.Nullable;
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import org.cloudburstmc.nbt.NbtList;
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import org.cloudburstmc.nbt.NbtMap;
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import org.cloudburstmc.nbt.NbtMapBuilder;
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import org.cloudburstmc.nbt.NbtType;
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import org.cloudburstmc.protocol.bedrock.data.defintions.ItemDefinition;
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import org.cloudburstmc.protocol.bedrock.data.inventory.ItemData;
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import org.geysermc.geyser.GeyserImpl;
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import org.geysermc.geyser.inventory.GeyserItemStack;
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import org.geysermc.geyser.item.type.Item;
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import org.geysermc.geyser.registry.BlockRegistries;
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@ -54,6 +56,14 @@ import java.text.DecimalFormat;
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import java.util.*;
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public final class ItemTranslator {
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/**
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* The order of these slots is their display order on Java Edition clients
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*/
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private static final String[] ALL_SLOTS = new String[]{"mainhand", "offhand", "feet", "legs", "chest", "head"};
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private static final DecimalFormat ATTRIBUTE_FORMAT = new DecimalFormat("0.#####");
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private static final byte HIDE_ATTRIBUTES_FLAG = 1 << 1;
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private ItemTranslator() {
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}
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@ -118,7 +128,11 @@ public final class ItemTranslator {
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nbt = translateDisplayProperties(session, nbt, bedrockItem);
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if (nbt != null) {
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addAttributes(nbt, javaItem, session.locale());
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Tag hideFlags = nbt.get("HideFlags");
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if (hideFlags == null || !hasFlagPresent(hideFlags, HIDE_ATTRIBUTES_FLAG)) {
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// only add if the hide attribute modifiers flag is not present
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addAttributeLore(nbt, session.locale());
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}
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}
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if (session.isAdvancedTooltips()) {
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@ -149,97 +163,119 @@ public final class ItemTranslator {
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return builder;
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}
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private static CompoundTag addAttributes(CompoundTag nbt, Item item, String language) {
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ListTag modifiers = nbt.get("AttributeModifiers");
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if (modifiers == null) return nbt;
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CompoundTag newNbt = nbt;
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if (newNbt == null) {
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newNbt = new CompoundTag("nbt");
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CompoundTag display = new CompoundTag("display");
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display.put(new ListTag("Lore"));
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newNbt.put(display);
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/**
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* Bedrock Edition does not see attribute modifiers like Java Edition does,
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* so we add them as lore instead.
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*
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* @param nbt the NBT of the ItemStack
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* @param language the locale of the player
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*/
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private static void addAttributeLore(CompoundTag nbt, String language) {
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ListTag attributeModifiers = nbt.get("AttributeModifiers");
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if (attributeModifiers == null) {
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return; // nothing to convert to lore
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}
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CompoundTag compoundTag = newNbt.get("display");
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if (compoundTag == null) {
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compoundTag = new CompoundTag("display");
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}
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ListTag listTag = compoundTag.get("Lore");
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if (listTag == null) {
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listTag = new ListTag("Lore");
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CompoundTag displayTag = nbt.get("display");
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if (displayTag == null) {
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displayTag = new CompoundTag("display");
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}
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String[] allSlots = new String[]{"mainhand", "offhand", "feet", "legs", "chest", "head"};
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DecimalFormat decimalFormat = new DecimalFormat("0.#####");
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Map<String, List<Tag>> slotsToModifiers = new HashMap<>();
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for (String slot : allSlots) {
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slotsToModifiers.put(slot, new ArrayList<>());
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ListTag lore = displayTag.get("Lore");
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if (lore == null) {
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lore = new ListTag("Lore");
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}
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for (Tag modifier : modifiers) {
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Map<String, Tag> modifierValue = (Map) modifier.getValue();
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String[] slots = allSlots;
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if (modifierValue.get("Slot") != null) {
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slots = new String[]{(String) modifierValue.get("Slot").getValue()};
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// maps each slot to the modifiers applied when in such slot
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Map<String, List<StringTag>> slotsToModifiers = new HashMap<>();
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for (Tag modifier : attributeModifiers) {
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CompoundTag modifierTag = (CompoundTag) modifier;
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// convert the modifier tag to a lore entry
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String loreEntry = attributeToLore(modifierTag, language);
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if (loreEntry == null) {
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continue; // invalid or failed
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}
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for (String slot : slots) {
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List<Tag> list = slotsToModifiers.get(slot);
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list.add(modifier);
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slotsToModifiers.put(slot, list);
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StringTag loreTag = new StringTag("", loreEntry);
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StringTag slotTag = modifierTag.get("Slot");
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if (slotTag == null) {
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// modifier applies to all slots implicitly
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for (String slot : ALL_SLOTS) {
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slotsToModifiers.computeIfAbsent(slot, s -> new ArrayList<>()).add(loreTag);
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}
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} else {
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// modifier applies to only the specified slot
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slotsToModifiers.computeIfAbsent(slotTag.getValue(), s -> new ArrayList<>()).add(loreTag);
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}
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}
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for (String slot : allSlots) {
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List<Tag> modifiersList = slotsToModifiers.get(slot);
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if (modifiersList.isEmpty()) continue;
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// iterate through the small array, not the map, so that ordering matches Java Edition
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for (String slot : ALL_SLOTS) {
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List<StringTag> modifiers = slotsToModifiers.get(slot);
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if (modifiers == null || modifiers.isEmpty()) {
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continue;
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}
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// Declare the slot, e.g. "When in Main Hand"
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Component slotComponent = Component.text()
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.resetStyle()
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.color(NamedTextColor.GRAY)
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.append(Component.newline(), Component.translatable("item.modifiers." + slot))
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.build();
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listTag.add(new StringTag("", MessageTranslator.convertMessage(slotComponent, language)));
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lore.add(new StringTag("", MessageTranslator.convertMessage(slotComponent, language)));
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for (Tag modifier : modifiersList) {
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Map<String, Tag> modifierValue = (Map) modifier.getValue();
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double amount;
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if (modifierValue.get("Amount") instanceof IntTag intTag) {
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amount = (double) intTag.getValue();
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} else if (modifierValue.get("Amount") instanceof DoubleTag doubleTag) {
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amount = doubleTag.getValue();
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} else {
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continue;
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}
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if (amount == 0) {
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continue;
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}
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ModifierOperation operation = ModifierOperation.from((int) modifierValue.get("Operation").getValue());
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String operationTotal;
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if (operation == ModifierOperation.ADD) {
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if (modifierValue.get("Name").equals("knockback_resistance")) {
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amount *= 10;
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}
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operationTotal = decimalFormat.format(amount);
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} else if (operation == ModifierOperation.ADD_MULTIPLIED || operation == ModifierOperation.MULTIPLY) {
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operationTotal = decimalFormat.format(amount * 100) + "%";
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} else {
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continue;
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}
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if (amount > 0) {
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operationTotal = "+" + operationTotal;
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}
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Component attributeComponent = Component.text()
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.resetStyle()
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.color(amount > 0 ? NamedTextColor.BLUE : NamedTextColor.RED)
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.append(Component.text(operationTotal), Component.text(" "), Component.translatable("attribute.name." + modifierValue.get("Name").getValue()))
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.build();
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listTag.add(new StringTag("", MessageTranslator.convertMessage(attributeComponent, language)));
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// Then list all the modifiers when used in this slot
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for (StringTag modifier : modifiers) {
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lore.add(modifier);
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}
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}
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compoundTag.put(listTag);
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newNbt.put(compoundTag);
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return newNbt;
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displayTag.put(lore);
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nbt.put(displayTag);
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}
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@Nullable
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private static String attributeToLore(CompoundTag modifier, String language) {
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Tag amountTag = modifier.get("Amount");
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if (amountTag == null || !(amountTag.getValue() instanceof Number number)) {
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return null;
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}
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double amount = number.doubleValue();
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if (amount == 0) {
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return null;
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}
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if (!(modifier.get("AttributeName") instanceof StringTag nameTag)) {
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return null;
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}
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String name = nameTag.getValue().replace("minecraft:", "");
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// the namespace does not need to be present, but if it is, the java client ignores it
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String operationTotal;
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Tag operationTag = modifier.get("Operation");
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ModifierOperation operation;
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if (operationTag == null || (operation = ModifierOperation.from((int) operationTag.getValue())) == ModifierOperation.ADD) {
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if (name.equals("generic.knockback_resistance")) {
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amount *= 10;
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}
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operationTotal = ATTRIBUTE_FORMAT.format(amount);
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} else if (operation == ModifierOperation.ADD_MULTIPLIED || operation == ModifierOperation.MULTIPLY) {
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operationTotal = ATTRIBUTE_FORMAT.format(amount * 100) + "%";
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} else {
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GeyserImpl.getInstance().getLogger().warning("Unhandled ModifierOperation while adding item attributes: " + operation);
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return null;
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}
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if (amount > 0) {
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operationTotal = "+" + operationTotal;
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}
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Component attributeComponent = Component.text()
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.resetStyle()
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.color(amount > 0 ? NamedTextColor.BLUE : NamedTextColor.RED)
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.append(Component.text(operationTotal + " "), Component.translatable("attribute.name." + name))
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.build();
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return MessageTranslator.convertMessage(attributeComponent, language);
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}
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private static CompoundTag addAdvancedTooltips(CompoundTag nbt, Item item, String language) {
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@ -519,4 +555,18 @@ public final class ItemTranslator {
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builder.definition(definition);
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}
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}
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/**
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* Checks if the NBT of a Java item stack has the given hide flag.
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*
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* @param hideFlags the "HideFlags", which may not be null
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* @param flagMask the flag to check for, as a bit mask
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* @return true if the flag is present, false if not or if the tag value is not a number
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*/
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private static boolean hasFlagPresent(Tag hideFlags, byte flagMask) {
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if (hideFlags.getValue() instanceof Number flags) {
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return (flags.byteValue() & flagMask) == flagMask;
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}
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return false;
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}
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}
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