Scissors/patches/server/0012-Better-handling-of-invalid-JSON-components.patch
2023-12-21 22:38:15 -06:00

151 lines
9.0 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Telesphoreo <me@telesphoreo.me>
Date: Sun, 10 Dec 2023 17:26:11 -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 200ed770b57e1a9240abf0473968d4b85cbefe3c..1a2a3b506e2f9bce77294c3788451bfd47394548 100644
--- a/src/main/java/io/papermc/paper/util/MCUtil.java
+++ b/src/main/java/io/papermc/paper/util/MCUtil.java
@@ -654,12 +654,6 @@ public final class MCUtil {
return null;
}
String string = compound.getString(key);
- try {
- return net.minecraft.network.chat.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 net.minecraft.network.chat.Component.Serializer.fromJsonSafe(string);
}
}
diff --git a/src/main/java/net/minecraft/network/chat/Component.java b/src/main/java/net/minecraft/network/chat/Component.java
index d3a80d0a23be762c05931ae8001d98e43cab2b4a..ba13650b52e39c9cc5cfa421f7720c7d4ba75678 100644
--- a/src/main/java/net/minecraft/network/chat/Component.java
+++ b/src/main/java/net/minecraft/network/chat/Component.java
@@ -23,6 +23,8 @@ import java.util.List;
import java.util.Optional;
import java.util.UUID;
import javax.annotation.Nullable;
+
+import net.minecraft.ChatFormatting;
import net.minecraft.Util;
import net.minecraft.network.chat.contents.DataSource;
import net.minecraft.network.chat.contents.KeybindContents;
@@ -315,6 +317,26 @@ public interface Component extends Message, FormattedText, Iterable<Component> {
return json == null ? null : Serializer.deserialize(json);
}
+ // 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
+
@Nullable
public static MutableComponent fromJsonLenient(String json) {
JsonReader jsonreader = new JsonReader(new StringReader(json));
diff --git a/src/main/java/net/minecraft/network/chat/HoverEvent.java b/src/main/java/net/minecraft/network/chat/HoverEvent.java
index dbe9f81e298a931c3e0e5b879dc13b493b3fdb52..6708290b6d096e8081c56d2e0da3c9ae2a112176 100644
--- a/src/main/java/net/minecraft/network/chat/HoverEvent.java
+++ b/src/main/java/net/minecraft/network/chat/HoverEvent.java
@@ -160,7 +160,7 @@ public class HoverEvent {
public static DataResult<HoverEvent.EntityTooltipInfo> legacyCreate(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 186547674894fd084bceb478bb6017b747df4173..74c880425964da042ca57c097eb93273da59ce7e 100644
--- a/src/main/java/net/minecraft/network/chat/contents/NbtContents.java
+++ b/src/main/java/net/minecraft/network/chat/contents/NbtContents.java
@@ -115,10 +115,10 @@ 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);
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 0c46a4aeafd03fbbfd590b0362d41bf2b1d5ca74..a8ae232f9ef204e6dd2f14c1e92008ceb7af7ab2 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -2522,11 +2522,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, S
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 b49d60d20d170d16a7daf2bc874e5d8d04552b3e..56ae1fa22bb722f91a06d7344bf879210f4ef8f2 100644
--- a/src/main/java/net/minecraft/world/scores/ScoreboardSaveData.java
+++ b/src/main/java/net/minecraft/world/scores/ScoreboardSaveData.java
@@ -41,7 +41,7 @@ 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);
}
@@ -59,14 +59,14 @@ 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);
}
@@ -126,7 +126,7 @@ public class ScoreboardSaveData extends SavedData {
return ObjectiveCriteria.DUMMY;
});
String string2 = 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"));
boolean bl = compoundTag.getBoolean("display_auto_update");
NumberFormat numberFormat = NumberFormatTypes.CODEC.parse(NbtOps.INSTANCE, compoundTag.get("format")).result().orElse((NumberFormat)null);