mirror of
https://github.com/PurpurMC/Purpur.git
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36 lines
1.9 KiB
Diff
36 lines
1.9 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: BillyGalbreath <blake.galbreath@gmail.com>
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Date: Sat, 1 Jan 2022 18:38:58 -0600
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Subject: [PATCH] Configurable valid characters for usernames
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diff --git a/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java
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index 03eb7933f309b30fa8c243f4dd0a292b850bfda0..00a5731e7b1e2b84453e6d1416dce8bd9e1b1b10 100644
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--- a/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java
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+++ b/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java
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@@ -233,6 +233,8 @@ public class ServerLoginPacketListenerImpl implements ServerLoginPacketListener
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return false;
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}
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+ if (true) return org.purpurmc.purpur.PurpurConfig.usernameValidCharactersPattern.matcher(in).matches(); // Purpur
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+
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for (int i = 0, len = in.length(); i < len; ++i) {
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char c = in.charAt(i);
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diff --git a/src/main/java/org/purpurmc/purpur/PurpurConfig.java b/src/main/java/org/purpurmc/purpur/PurpurConfig.java
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index 3462a34a7d8e2bbf4c19c02a0b9f19ad5ccdc00f..73b4aeb50ba60e5708bca6a7762b8c44be9c9287 100644
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--- a/src/main/java/org/purpurmc/purpur/PurpurConfig.java
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+++ b/src/main/java/org/purpurmc/purpur/PurpurConfig.java
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@@ -427,4 +427,11 @@ public class PurpurConfig {
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private static void networkSettings() {
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useUPnP = getBoolean("settings.network.upnp-port-forwarding", useUPnP);
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}
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+
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+ public static java.util.regex.Pattern usernameValidCharactersPattern;
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+ private static void usernameValidationSettings() {
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+ String defaultPattern = "^[a-zA-Z0-9_.]*$";
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+ String setPattern = getString("settings.username-valid-characters", defaultPattern);
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+ usernameValidCharactersPattern = java.util.regex.Pattern.compile(setPattern == null || setPattern.isBlank() ? defaultPattern : setPattern);
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+ }
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}
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