Mirrors/ViaBackwards
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Mirror von https://github.com/ViaVersion/ViaBackwards.git synchronisiert 2024-11-20 06:50:10 +01:00
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Limit number of book pages in 1.17->1.17.1

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Dieser Commit ist enthalten in:
KennyTV 2021-06-29 19:19:02 +02:00
Ursprung 77a5b2212b
Commit a654becac8
Es konnte kein GPG-Schlüssel zu dieser Signatur gefunden werden
GPG-Schlüssel-ID: 6BE3B555EBC5982B
3 geänderte Dateien mit 13 neuen und 3 gelöschten Zeilen
Statistiken anzeigen Patch-Datei herunterladen Vergleichs-Datei herunterladen Alle Dateien ausklappen Alle Dateien einklappen

2
build.gradle.kts
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@ -5,7 +5,7 @@ plugins {
allprojects { allprojects {
group = "com.viaversion" group = "com.viaversion"
version = "4.0.1-1.17.1-pre1-SNAPSHOT" version = "4.0.1-1.17.1-pre2-SNAPSHOT"
description = "Allow older clients to join newer server versions." description = "Allow older clients to join newer server versions."
} }

12
common/src/main/java/com/viaversion/viabackwards/protocol/protocol1_17to1_17_1/Protocol1_17To1_17_1.java
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@ -34,6 +34,7 @@ public final class Protocol1_17To1_17_1 extends BackwardsProtocol<ClientboundPac
private static final int MAX_PAGE_LENGTH = 8192; private static final int MAX_PAGE_LENGTH = 8192;
private static final int MAX_TITLE_LENGTH = 128; private static final int MAX_TITLE_LENGTH = 128;
private static final int MAX_PAGES = 200; // Actually limited to 100 when handling the read packet, but /shrug
public Protocol1_17To1_17_1() { public Protocol1_17To1_17_1() {
super(ClientboundPackets1_17.class, ClientboundPackets1_17.class, ServerboundPackets1_17.class, ServerboundPackets1_17.class); super(ClientboundPackets1_17.class, ClientboundPackets1_17.class, ServerboundPackets1_17.class, ServerboundPackets1_17.class);
@ -108,6 +109,7 @@ public final class Protocol1_17To1_17_1 extends BackwardsProtocol<ClientboundPac
CompoundTag tag = item.tag(); CompoundTag tag = item.tag();
ListTag pagesTag; ListTag pagesTag;
StringTag titleTag = null; StringTag titleTag = null;
// Sanity checks
if (tag == null || (pagesTag = tag.get("pages")) == null if (tag == null || (pagesTag = tag.get("pages")) == null
|| (signing && (titleTag = tag.get("title")) == null)) { || (signing && (titleTag = tag.get("title")) == null)) {
wrapper.write(Type.VAR_INT, 0); // Pages length wrapper.write(Type.VAR_INT, 0); // Pages length
@ -115,13 +117,19 @@ public final class Protocol1_17To1_17_1 extends BackwardsProtocol<ClientboundPac
return; return;
} }
// Write pages // Write pages - limit them first
if (pagesTag.size() > MAX_PAGES) {
pagesTag = new ListTag(pagesTag.getValue().subList(0, MAX_PAGES));
}
wrapper.write(Type.VAR_INT, pagesTag.size()); wrapper.write(Type.VAR_INT, pagesTag.size());
for (Tag pageTag : pagesTag) { for (Tag pageTag : pagesTag) {
String page = ((StringTag) pageTag).getValue(); String page = ((StringTag) pageTag).getValue();
// Limit page length
if (page.length() > MAX_PAGE_LENGTH) { if (page.length() > MAX_PAGE_LENGTH) {
page = page.substring(0, MAX_PAGE_LENGTH); page = page.substring(0, MAX_PAGE_LENGTH);
} }
wrapper.write(Type.STRING, page); wrapper.write(Type.STRING, page);
} }
@ -132,10 +140,12 @@ public final class Protocol1_17To1_17_1 extends BackwardsProtocol<ClientboundPac
titleTag = tag.get("title"); titleTag = tag.get("title");
} }
// Limit title length
String title = titleTag.getValue(); String title = titleTag.getValue();
if (title.length() > MAX_TITLE_LENGTH) { if (title.length() > MAX_TITLE_LENGTH) {
title = title.substring(0, MAX_TITLE_LENGTH); title = title.substring(0, MAX_TITLE_LENGTH);
} }
wrapper.write(Type.STRING, title); wrapper.write(Type.STRING, title);
} }
}); });

2
gradle/libs.versions.toml
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@ -3,7 +3,7 @@ metadata.format.version = "1.0"
[versions] [versions]
# ViaVersion # ViaVersion
viaver = "4.0.1-1.17.1-pre1-SNAPSHOT" viaver = "4.0.1-1.17.1-pre2-SNAPSHOT"
# Common provided # Common provided
netty = "4.0.20.Final" netty = "4.0.20.Final"