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Scissors/patches/server/0013-Better-handling-of-inv...

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Video <videogamesm12@gmail.com>
Date: Mon, 28 Mar 2022 13:19:43 -0600
Subject: [PATCH] Better handling of invalid JSON components
diff --git a/src/main/java/io/papermc/paper/util/MCUtil.java b/src/main/java/io/papermc/paper/util/MCUtil.java
index cadb91c7f5ef80aac8513f246fdf481947fa0a17..7c64d20f551c120f37b278cc2f09b002920cab62 100644
--- a/src/main/java/io/papermc/paper/util/MCUtil.java
+++ b/src/main/java/io/papermc/paper/util/MCUtil.java
@@ -584,13 +584,7 @@ public final class MCUtil {
return null;
}
String string = compound.getString(key);
- try {
- return Component.Serializer.fromJson(string);
- } catch (com.google.gson.JsonParseException e) {
- org.bukkit.Bukkit.getLogger().warning("Unable to parse " + key + " from " + compound +": " + e.getMessage());
- }
-
- return null;
+ return Component.Serializer.fromJsonSafe(string);
}
public static ChunkStatus getChunkStatus(ChunkHolder chunk) {
diff --git a/src/main/java/net/minecraft/network/chat/Component.java b/src/main/java/net/minecraft/network/chat/Component.java
index 37fc353c3e59dd5af2fd6c58ac084fb0e6e155d7..2873ed7c443ed8c8c57a8b1d3e444d229f10f07b 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; // Scissors
import net.minecraft.Util;
import net.minecraft.network.chat.contents.BlockDataSource;
import net.minecraft.network.chat.contents.DataSource;
@@ -522,6 +523,26 @@ public interface Component extends Message, FormattedText, Iterable<Component> {
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 7449a024265c42f28a6c9a1ed8d8f4b9e3096aac..487c68abc3eb5c18dc7fee762b2164001283cab7 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<T> {
- public static final HoverEvent.Action<Component> SHOW_TEXT = new HoverEvent.Action<>("show_text", true, Component.Serializer::fromJson, Component.Serializer::toJsonTree, Function.identity());
+ public static final HoverEvent.Action<Component> 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<HoverEvent.ItemStackInfo> SHOW_ITEM = new HoverEvent.Action<>("show_item", true, HoverEvent.ItemStackInfo::create, HoverEvent.ItemStackInfo::serialize, HoverEvent.ItemStackInfo::create);
public static final HoverEvent.Action<HoverEvent.EntityTooltipInfo> SHOW_ENTITY = new HoverEvent.Action<>("show_entity", true, HoverEvent.EntityTooltipInfo::create, HoverEvent.EntityTooltipInfo::serialize, HoverEvent.EntityTooltipInfo::create);
private static final Map<String, HoverEvent.Action<?>> 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 = BuiltInRegistries.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..9d20f3f1af8e663a8c13714c8928d4a91653daa4 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; // Scissors
import net.minecraft.commands.CommandSourceStack;
import net.minecraft.commands.arguments.NbtPathArgument;
import net.minecraft.nbt.Tag;
@@ -107,10 +108,10 @@ 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
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 fa35d2c1c8de225acd68e08f15976c92f7ab82aa..c3e587abaf61772f2a6872ece6ea65b18cf7cdee 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -2491,12 +2491,7 @@ 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/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);
});
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