Files
Purpur/patches/server/0250-Configurable-valid-characters-for-usernames.patch
BillyGalbreath 417a025211 Updated Upstream (Paper & Pufferfish)
Upstream has released updates that appear to apply and compile correctly

Paper Changes:
PaperMC/Paper@e4f5e1c Bump netty

Pufferfish Changes:
pufferfish-gg/Pufferfish@a8543a4 #33 Fix anti-xray related crash bug
pufferfish-gg/Pufferfish@aefcb1a Updated Upstream (Paper)
2022-06-12 22:59:25 -05:00

36 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/server/network/ServerLoginPacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java
index 982a0bb5fc0a8d62e750926217dc36690709de8b..0a0f1da57fd85c521c84b127316a4816241c751f 100644
--- a/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java
@@ -269,6 +269,8 @@ public class ServerLoginPacketListenerImpl implements ServerLoginPacketListener
return false;
}
+ if (true) return org.purpurmc.purpur.PurpurConfig.usernameValidCharactersPattern.matcher(in).matches(); // Purpur
+
for (int i = 0, len = in.length(); i < len; ++i) {
char c = in.charAt(i);
diff --git a/src/main/java/org/purpurmc/purpur/PurpurConfig.java b/src/main/java/org/purpurmc/purpur/PurpurConfig.java
index b4c7252e39a58312ed90e553a2a79a1ed768ce00..1056b13937bebc5a8f20b78b0fdb7601d50a320e 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurConfig.java
@@ -425,4 +425,11 @@ 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);
+ }
}