From a4786c824ffe175a5c7847b6ad996db428b12b91 Mon Sep 17 00:00:00 2001
From: Thinkofname <thinkofdeath@spigotmc.org>
Date: Wed, 20 Apr 2016 11:24:48 +0100
Subject: SPIGOT-2134: Support /execute being chained

---
 nms-patches/CommandExecute.patch | 43 ++++++++++++++++++++++++++++++----------
 1 file changed, 32 insertions(+), 11 deletions(-)

(limited to 'nms-patches')

diff --git a/nms-patches/CommandExecute.patch b/nms-patches/CommandExecute.patch
index 28b0d55c..ee780904 100644
--- a/nms-patches/CommandExecute.patch
+++ b/nms-patches/CommandExecute.patch
@@ -11,23 +11,44 @@
  
  public class CommandExecute extends CommandAbstract {
  
-@@ -97,22 +101,48 @@
+@@ -49,7 +53,10 @@
+             }
+ 
+             String s = a(astring, b0);
+-            ICommandListener icommandlistener1 = new ICommandListener() {
++            // CraftBukkit start - name class
++            class ProxyListener implements ICommandListener {
++                private final ICommandListener base = icommandlistener;
++            // CraftBukkit end
+                 public String getName() {
+                     return entity.getName();
+                 }
+@@ -94,25 +101,57 @@
+                     return entity.h();
+                 }
+             };
++            ICommandListener icommandlistener1 = new ProxyListener(); // CraftBukkit
              ICommandHandler icommandhandler = minecraftserver.getCommandHandler();
  
              try {
 -                int j = icommandhandler.a(icommandlistener1, s);
 +                // CraftBukkit start
 +                org.bukkit.command.CommandSender sender = null;
-+                if (icommandlistener instanceof DedicatedServer) {
-+                    sender = MinecraftServer.getServer().server.getConsoleSender();
-+                } else if (icommandlistener instanceof CommandBlockListenerAbstract) {
-+                    sender = ((CommandBlockListenerAbstract) icommandlistener).sender;
-+                } else if (VanillaCommandWrapper.lastSender != null) {
-+                    sender = VanillaCommandWrapper.lastSender;
-+                }else if (icommandlistener.f() != null) {
-+                    sender = icommandlistener.f().getBukkitEntity();
-+                } else {
-+                    throw new CommandException("Unhandled executor " + icommandlistener.getClass().getSimpleName(), new Object[0]);
++                ICommandListener listener = icommandlistener;
++                while (sender == null) {
++                    if (listener instanceof DedicatedServer) {
++                        sender = minecraftserver.server.getConsoleSender();
++                    } else if (listener instanceof CommandBlockListenerAbstract) {
++                        sender = ((CommandBlockListenerAbstract) listener).sender;
++                    } else if (listener instanceof ProxyListener) {
++                        listener = ((ProxyListener) icommandlistener).base; // Search deeper
++                    } else if (VanillaCommandWrapper.lastSender != null) {
++                        sender = VanillaCommandWrapper.lastSender;
++                    } else if (listener.f() != null) {
++                        sender = listener.f().getBukkitEntity();
++                    } else {
++                        throw new CommandException("Unhandled executor " + icommandlistener.getClass().getSimpleName(), new Object[0]);
++                    }
 +                }
 +                int j = CommandBlockListenerAbstract.executeCommand(icommandlistener1, new ProxiedNativeCommandSender(icommandlistener1, sender, entity.getBukkitEntity()), s); 
 +                // CraftBukkit end
-- 
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