Validate skins server side to try catch some out of date plugins

This commit is contained in:
Thinkofdeath 2014-04-11 13:08:04 +01:00
parent c499672aef
commit 3f8ecf497b

View File

@ -1,4 +1,4 @@
From 53269d6cfc3f178e66c9bb1ecbaca96341e700d2 Mon Sep 17 00:00:00 2001
From eb1f5710238f46dedec083d03215a0d48d4f946c Mon Sep 17 00:00:00 2001
From: Thinkofdeath <thethinkofdeath@gmail.com>
Date: Thu, 3 Apr 2014 17:04:18 +0100
Subject: [PATCH] 1.7.6-pre1 support
@ -264,7 +264,7 @@ index 0000000..3aa93cd
+ }
+}
diff --git a/src/main/java/net/minecraft/server/PacketPlayOutNamedEntitySpawn.java b/src/main/java/net/minecraft/server/PacketPlayOutNamedEntitySpawn.java
index 8bab528..0884047 100644
index 8bab528..5483641 100644
--- a/src/main/java/net/minecraft/server/PacketPlayOutNamedEntitySpawn.java
+++ b/src/main/java/net/minecraft/server/PacketPlayOutNamedEntitySpawn.java
@@ -2,6 +2,7 @@ package net.minecraft.server;
@ -275,7 +275,37 @@ index 8bab528..0884047 100644
import net.minecraft.util.com.mojang.authlib.GameProfile;
import java.io.IOException; // CraftBukkit
@@ -60,6 +61,41 @@ public class PacketPlayOutNamedEntitySpawn extends Packet {
@@ -33,7 +34,29 @@ public class PacketPlayOutNamedEntitySpawn extends Packet {
this.h = itemstack == null ? 0 : Item.b(itemstack.getItem());
this.i = entityhuman.getDataWatcher();
+
+ // Spigot start - Validate Profile
+ validate();
+ }
+
+ private void validate()
+ {
+ if ( MinecraftServer.getServer().getOnlineMode() )
+ {
+ if ( this.b instanceof ThreadPlayerLookupUUID.NewGameProfileWrapper )
+ {
+ org.spigotmc.authlib.GameProfile newProfile = ( (ThreadPlayerLookupUUID.NewGameProfileWrapper) this.b ).newProfile;
+ if ( MinecraftServer.getServer().newSessionService.getTextures( newProfile, true ).size() == 0 )
+ {
+ throw new IllegalArgumentException( "PacketPlayOutNamedEntitySpawn requires a valid profile in online mode" );
+ }
+ } else
+ {
+ throw new IllegalArgumentException( "PacketPlayOutNamedEntitySpawn requires a valid profile in online mode" );
+ }
+ }
}
+ // Spigot end
public void a(PacketDataSerializer packetdataserializer) throws IOException { // CraftBukkit - added throws
this.a = packetdataserializer.a();
@@ -60,6 +83,42 @@ public class PacketPlayOutNamedEntitySpawn extends Packet {
this.i.a(packetdataserializer);
}
@ -283,6 +313,7 @@ index 8bab528..0884047 100644
+ @Override
+ public void writeSnapshot(PacketDataSerializer packetdataserializer) throws IOException
+ { // CraftBukkit - added throws
+ validate();
+ packetdataserializer.b( this.a );
+ packetdataserializer.a( EntityHuman.a( this.b ).toString() );
+ packetdataserializer.a( this.b.getName().length() > 16 ? this.b.getName().substring( 0, 16 ) : this.b.getName() ); // CraftBukkit - Limit name length to 16 characters