Files
Purpur/patches/server/0231-Configurable-valid-characters-for-usernames.patch
granny 03a732c8ea Updated Upstream (Paper)
Upstream has released updates that appear to apply and compile correctly

Paper Changes:
PaperMC/Paper@294347b [ci skip] Cleanup events (#10202)
PaperMC/Paper@87ce7c7 Small refactor of Paper plugin context preparation
PaperMC/Paper@7f856a1 Fix sleeping pos desync
PaperMC/Paper@8bc5be8 Add missing catch
PaperMC/Paper@c5d168c More provider source fixup
2024-02-02 19:00:40 -08:00

35 lines
1.9 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: BillyGalbreath <blake.galbreath@gmail.com>
Date: Sat, 1 Jan 2022 18:38:58 -0600
Subject: [PATCH] Configurable valid characters for usernames
diff --git a/src/main/java/net/minecraft/world/entity/player/Player.java b/src/main/java/net/minecraft/world/entity/player/Player.java
index d9b12e2b4e5d3039bde74a847a484c0dae319a92..ec4ca16e4f7307b9993717fefc48c305a1f58418 100644
--- a/src/main/java/net/minecraft/world/entity/player/Player.java
+++ b/src/main/java/net/minecraft/world/entity/player/Player.java
@@ -2420,6 +2420,7 @@ public abstract class Player extends LivingEntity {
}
public static boolean isValidUsername(String name) {
+ if (true) return org.purpurmc.purpur.PurpurConfig.usernameValidCharactersPattern.matcher(name).matches(); // Purpur
// Paper start - username validation overriding
if (name == null || name.isEmpty() || name.length() > 16) {
return false;
diff --git a/src/main/java/org/purpurmc/purpur/PurpurConfig.java b/src/main/java/org/purpurmc/purpur/PurpurConfig.java
index fe5a35568fdcd24c5020f003f85f3b4d3b4ac631..e24cd4274bfe7d8694a91f74a2f4674befb13bd6 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurConfig.java
@@ -452,4 +452,11 @@ public class PurpurConfig {
private static void networkSettings() {
useUPnP = getBoolean("settings.network.upnp-port-forwarding", useUPnP);
}
+
+ public static java.util.regex.Pattern usernameValidCharactersPattern;
+ private static void usernameValidationSettings() {
+ String defaultPattern = "^[a-zA-Z0-9_.]*$";
+ String setPattern = getString("settings.username-valid-characters", defaultPattern);
+ usernameValidCharactersPattern = java.util.regex.Pattern.compile(setPattern == null || setPattern.isBlank() ? defaultPattern : setPattern);
+ }
}