From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Telesphoreo Date: Sun, 30 Oct 2022 18:40:45 -0500 Subject: [PATCH] Better handling of invalid JSON components diff --git a/src/main/java/net/minecraft/network/chat/Component.java b/src/main/java/net/minecraft/network/chat/Component.java index e7d9e2d8c87ddf3658b1c2e0f2a3e98ef8080cec..16192d2af2bd2c3f0bd4376e5fd7d6e46dac897c 100644 --- a/src/main/java/net/minecraft/network/chat/Component.java +++ b/src/main/java/net/minecraft/network/chat/Component.java @@ -26,6 +26,7 @@ import java.util.List; import java.util.Map.Entry; import java.util.Optional; import javax.annotation.Nullable; +import net.minecraft.ChatFormatting; import net.minecraft.Util; import net.minecraft.network.chat.contents.BlockDataSource; import net.minecraft.network.chat.contents.DataSource; @@ -506,6 +507,26 @@ public interface Component extends Message, FormattedText, Iterable { return GsonHelper.toStableString(Serializer.toJsonTree(text)); } + // Scissors start + @Nullable + public static MutableComponent fromJsonSafe(String json) { + try { + return fromJson(json); + } catch (Exception ex) { + return Component.empty().append("** Invalid JSON Component **").withStyle(ChatFormatting.RED); + } + } + + @Nullable + public static MutableComponent fromJsonSafe(JsonElement json) { + try { + return fromJson(json); + } catch (Exception ex) { + return Component.empty().append("** Invalid JSON Component **").withStyle(ChatFormatting.RED); + } + } + // Scissors end + public static JsonElement toJsonTree(Component text) { return Component.Serializer.GSON.toJsonTree(text); } diff --git a/src/main/java/net/minecraft/network/chat/HoverEvent.java b/src/main/java/net/minecraft/network/chat/HoverEvent.java index d38562b518b28ba4617d39e4587c7fa72859ab11..454e73bbcf449561e18bb8565932872c5a62a6e1 100644 --- a/src/main/java/net/minecraft/network/chat/HoverEvent.java +++ b/src/main/java/net/minecraft/network/chat/HoverEvent.java @@ -79,7 +79,7 @@ public class HoverEvent { if (jsonElement != null) { return action.deserialize(jsonElement); } else { - Component component = Component.Serializer.fromJson(json.get("value")); + Component component = Component.Serializer.fromJsonSafe(json.get("value")); // Scissors - Use safer method for getting Components from JSON return component != null ? action.deserializeFromLegacy(component) : null; } } @@ -94,7 +94,7 @@ public class HoverEvent { } public static class Action { - public static final HoverEvent.Action SHOW_TEXT = new HoverEvent.Action<>("show_text", true, Component.Serializer::fromJson, Component.Serializer::toJsonTree, Function.identity()); + public static final HoverEvent.Action SHOW_TEXT = new HoverEvent.Action<>("show_text", true, Component.Serializer::fromJsonSafe, Component.Serializer::toJsonTree, Function.identity()); // Scissors - Use safer method for getting Components from JSON public static final HoverEvent.Action SHOW_ITEM = new HoverEvent.Action<>("show_item", true, HoverEvent.ItemStackInfo::create, HoverEvent.ItemStackInfo::serialize, HoverEvent.ItemStackInfo::create); public static final HoverEvent.Action SHOW_ENTITY = new HoverEvent.Action<>("show_entity", true, HoverEvent.EntityTooltipInfo::create, HoverEvent.EntityTooltipInfo::serialize, HoverEvent.EntityTooltipInfo::create); private static final Map> LOOKUP = Stream.of(SHOW_TEXT, SHOW_ITEM, SHOW_ENTITY).collect(ImmutableMap.toImmutableMap(HoverEvent.Action::getName, (action) -> { @@ -182,7 +182,7 @@ public class HoverEvent { return null; } // Scissors end - Component component = Component.Serializer.fromJson(jsonObject.get("name")); + Component component = Component.Serializer.fromJsonSafe(jsonObject.get("name")); // Scissors - Use safer method for getting Components from JSON return new HoverEvent.EntityTooltipInfo(entityType, uUID, component); } } @@ -191,7 +191,7 @@ public class HoverEvent { public static HoverEvent.EntityTooltipInfo create(Component text) { try { CompoundTag compoundTag = TagParser.parseTag(text.getString()); - Component component = Component.Serializer.fromJson(compoundTag.getString("name")); + Component component = Component.Serializer.fromJsonSafe(compoundTag.getString("name")); // Scissors - Use safer method for getting Components from JSON EntityType entityType = Registry.ENTITY_TYPE.get(new ResourceLocation(compoundTag.getString("type"))); // Scissors start UUID uUID; diff --git a/src/main/java/net/minecraft/network/chat/contents/NbtContents.java b/src/main/java/net/minecraft/network/chat/contents/NbtContents.java index 97a2657bc98d41c3c1e376b266d2c85f685acc88..7b6476455e095eed15c92797ce3a3e1146dbdc3f 100644 --- a/src/main/java/net/minecraft/network/chat/contents/NbtContents.java +++ b/src/main/java/net/minecraft/network/chat/contents/NbtContents.java @@ -8,6 +8,7 @@ import java.util.Optional; import java.util.stream.Collectors; import java.util.stream.Stream; import javax.annotation.Nullable; +import net.kyori.adventure.text.TextComponent; import net.minecraft.commands.CommandSourceStack; import net.minecraft.commands.arguments.NbtPathArgument; import net.minecraft.nbt.Tag; @@ -107,10 +108,11 @@ public class NbtContents implements ComponentContents { Component component = DataFixUtils.orElse(ComponentUtils.updateForEntity(source, this.separator, sender, depth), ComponentUtils.DEFAULT_NO_STYLE_SEPARATOR); return stream.flatMap((text) -> { try { - MutableComponent mutableComponent = Component.Serializer.fromJson(text); + MutableComponent mutableComponent = Component.Serializer.fromJsonSafe(text); // Scissors return Stream.of(ComponentUtils.updateForEntity(source, mutableComponent, sender, depth)); } catch (Exception var5) { - LOGGER.warn("Failed to parse component: {}", text, var5); + // Scissors - don't log + // LOGGER.warn("Failed to parse component: {}", text, var5); return Stream.of(); } }).reduce((accumulator, current) -> { diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java index 6fa47becd0f83ac4273ef3a10c314aa27b08184b..a931aaa05f3e8c499e7e968f6fa1e908d0f2ea24 100644 --- a/src/main/java/net/minecraft/world/entity/Entity.java +++ b/src/main/java/net/minecraft/world/entity/Entity.java @@ -2315,12 +2315,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource { this.setRot(this.getYRot(), this.getXRot()); if (nbt.contains("CustomName", 8)) { String s = nbt.getString("CustomName"); - - try { - this.setCustomName(Component.Serializer.fromJson(s)); - } catch (Exception exception) { - Entity.LOGGER.warn("Failed to parse entity custom name {}", s, exception); - } + this.setCustomName(Component.Serializer.fromJsonSafe(s)); // Scissors - Use safer method for getting Components from JSON } this.setCustomNameVisible(nbt.getBoolean("CustomNameVisible")); diff --git a/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java index bb4ab75ec0e7a5d71dafeeb55e26d2204455e7a1..5ae750a2f12917ecddb0c14c23e6b02735385599 100644 --- a/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java +++ b/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java @@ -408,7 +408,7 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider { this.levels = nbt.getInt("Levels"); // SPIGOT-5053, use where available // CraftBukkit end if (nbt.contains("CustomName", 8)) { - this.name = io.papermc.paper.util.MCUtil.getBaseComponentFromNbt("CustomName", nbt); // Paper - Catch ParseException + this.name = Component.Serializer.fromJsonSafe(nbt.getString("CustomName")); // Scissors - Use safer method for getting Components from JSON } this.lockKey = LockCode.fromTag(nbt); diff --git a/src/main/java/net/minecraft/world/level/block/entity/EnchantmentTableBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/EnchantmentTableBlockEntity.java index 65e1381bb2d10bd212463feb602c60f8fdb9ade1..3e23451066894ebd88cad7022970cb2c0e9b75db 100644 --- a/src/main/java/net/minecraft/world/level/block/entity/EnchantmentTableBlockEntity.java +++ b/src/main/java/net/minecraft/world/level/block/entity/EnchantmentTableBlockEntity.java @@ -42,7 +42,7 @@ public class EnchantmentTableBlockEntity extends BlockEntity implements Nameable public void load(CompoundTag nbt) { super.load(nbt); if (nbt.contains("CustomName", 8)) { - this.name = io.papermc.paper.util.MCUtil.getBaseComponentFromNbt("CustomName", nbt); // Paper - Catch ParseException + this.name = Component.Serializer.fromJsonSafe(nbt.getString("CustomName")); // Scissors - Use safer method for getting Components from JSON } } diff --git a/src/main/java/net/minecraft/world/scores/ScoreboardSaveData.java b/src/main/java/net/minecraft/world/scores/ScoreboardSaveData.java index 2be7a697f08045b974579e6942b38571e744efac..84ec21c38bb44db1e9ff26c01d5c8af1a2417616 100644 --- a/src/main/java/net/minecraft/world/scores/ScoreboardSaveData.java +++ b/src/main/java/net/minecraft/world/scores/ScoreboardSaveData.java @@ -35,7 +35,7 @@ public class ScoreboardSaveData extends SavedData { CompoundTag compoundTag = nbt.getCompound(i); String string = compoundTag.getString("Name"); PlayerTeam playerTeam = this.scoreboard.addPlayerTeam(string); - Component component = Component.Serializer.fromJson(compoundTag.getString("DisplayName")); + Component component = Component.Serializer.fromJsonSafe(compoundTag.getString("DisplayName")); // Scissors - Use safer method for getting Components from JSON if (component != null) { playerTeam.setDisplayName(component); } @@ -53,14 +53,14 @@ public class ScoreboardSaveData extends SavedData { } if (compoundTag.contains("MemberNamePrefix", 8)) { - Component component2 = Component.Serializer.fromJson(compoundTag.getString("MemberNamePrefix")); + Component component2 = Component.Serializer.fromJsonSafe(compoundTag.getString("MemberNamePrefix")); // Scissors - Use safer method for getting Components from JSON if (component2 != null) { playerTeam.setPlayerPrefix(component2); } } if (compoundTag.contains("MemberNameSuffix", 8)) { - Component component3 = Component.Serializer.fromJson(compoundTag.getString("MemberNameSuffix")); + Component component3 = Component.Serializer.fromJsonSafe(compoundTag.getString("MemberNameSuffix")); // Scissors - Use safer method for getting Components from JSON if (component3 != null) { playerTeam.setPlayerSuffix(component3); } @@ -115,7 +115,7 @@ public class ScoreboardSaveData extends SavedData { CompoundTag compoundTag = nbt.getCompound(i); ObjectiveCriteria.byName(compoundTag.getString("CriteriaName")).ifPresent((criterion) -> { String string = compoundTag.getString("Name"); - Component component = Component.Serializer.fromJson(compoundTag.getString("DisplayName")); + Component component = Component.Serializer.fromJsonSafe(compoundTag.getString("DisplayName")); // Scissors - Use safer method for getting Components from JSON ObjectiveCriteria.RenderType renderType = ObjectiveCriteria.RenderType.byId(compoundTag.getString("RenderType")); this.scoreboard.addObjective(string, criterion, component, renderType); });