SPIGOT-3373: Fix /execute in gameloop functions

nms-patches/CommandExecute.patch

@@ -11,7 +11,7 @@
  
  public class CommandExecute extends CommandAbstract {
  
-@@ -59,26 +63,59 @@
+@@ -59,26 +63,61 @@
              }
  
              String s = a(astring, b0);
@@ -31,6 +31,8 @@
 +                        sender = minecraftserver.remoteConsole;
 +                    } else if (listener instanceof CommandBlockListenerAbstract) {
 +                        sender = ((CommandBlockListenerAbstract) listener).sender;
++                    } else if (listener instanceof CustomFunctionData.CustomFunctionListener) {
++                        sender = ((CustomFunctionData.CustomFunctionListener) listener).sender;
 +                    } else if (listener instanceof CommandListenerWrapper) {
 +                        listener = ((CommandListenerWrapper) listener).base; // Search deeper
 +                    } else if (VanillaCommandWrapper.lastSender != null) {

nms-patches/CustomFunction.patch

@@ -5,7 +5,7 @@
  
          public void a(CustomFunctionData customfunctiondata, ICommandListener icommandlistener, ArrayDeque<CustomFunctionData.a> arraydeque, int i) {
 -            customfunctiondata.a().a(icommandlistener, this.a);
-+            CommandBlockListenerAbstract.executeSafely(icommandlistener, new org.bukkit.craftbukkit.command.CraftFunctionCommandSender(icommandlistener), this.a); // CraftBukkit
++            CommandBlockListenerAbstract.executeSafely(icommandlistener, ((CustomFunctionData.CustomFunctionListener) icommandlistener).sender, this.a); // CraftBukkit
          }
  
          public String toString() {

nms-patches/CustomFunctionData.patch

@@ -1,6 +1,22 @@
 --- a/net/minecraft/server/CustomFunctionData.java
 +++ b/net/minecraft/server/CustomFunctionData.java
-@@ -33,7 +33,7 @@
+@@ -23,7 +23,14 @@
+     private CustomFunction f;
+     private final ArrayDeque<CustomFunctionData.a> g = new ArrayDeque();
+     private boolean h = false;
+-    private final ICommandListener i = new ICommandListener() {
++    // CraftBukkit start
++    private final ICommandListener i = new CustomFunctionListener();
++
++    public class CustomFunctionListener implements ICommandListener {
++
++        protected org.bukkit.command.CommandSender sender = new org.bukkit.craftbukkit.command.CraftFunctionCommandSender(this);
++        // CraftBukkit end
++
+         public String getName() {
+             return CustomFunctionData.this.e;
+         }
+@@ -33,7 +40,7 @@
          }
  
          public World getWorld() {
@@ -9,7 +25,7 @@
          }
  
          public MinecraftServer C_() {
-@@ -57,7 +57,7 @@
+@@ -57,7 +64,7 @@
      }
  
      public int c() {
@@ -18,7 +34,7 @@
      }
  
      public Map<MinecraftKey, CustomFunction> d() {
-@@ -65,7 +65,7 @@
+@@ -65,7 +72,7 @@
      }
  
      public void e() {