From 46d7cd1e0502edbbca323b2a289a49fbf951628d Mon Sep 17 00:00:00 2001
From: Travis Watkins <amaranth@ubuntu.com>
Date: Wed, 31 Oct 2012 06:36:55 -0500
Subject: Use BlockCommandSender for dispatching Command block commands

Also allow commands that don't start with a / to match vanilla behavior
---
 src/main/java/net/minecraft/server/TileEntity.java |  2 +-
 .../net/minecraft/server/TileEntityCommand.java    | 21 ++++++-----
 .../command/CraftBlockCommandSender.java           | 42 ++++++++++++++++++++++
 3 files changed, 55 insertions(+), 10 deletions(-)
 create mode 100644 src/main/java/org/bukkit/craftbukkit/command/CraftBlockCommandSender.java

(limited to 'src')

diff --git a/src/main/java/net/minecraft/server/TileEntity.java b/src/main/java/net/minecraft/server/TileEntity.java
index 87d5cd26..b763b482 100644
--- a/src/main/java/net/minecraft/server/TileEntity.java
+++ b/src/main/java/net/minecraft/server/TileEntity.java
@@ -9,7 +9,7 @@ public class TileEntity {
 
     private static Map a = new HashMap();
     private static Map b = new HashMap();
-    protected World world;
+    public World world; // CraftBukkit - protected -> public
     public int x;
     public int y;
     public int z;
diff --git a/src/main/java/net/minecraft/server/TileEntityCommand.java b/src/main/java/net/minecraft/server/TileEntityCommand.java
index 1a8317a4..78e462a3 100644
--- a/src/main/java/net/minecraft/server/TileEntityCommand.java
+++ b/src/main/java/net/minecraft/server/TileEntityCommand.java
@@ -9,8 +9,11 @@ import com.google.common.base.Joiner;
 public class TileEntityCommand extends TileEntity implements ICommandListener {
 
     private String a = "";
+    private final org.bukkit.command.BlockCommandSender sender;
 
-    public TileEntityCommand() {}
+    public TileEntityCommand() {
+        sender = new org.bukkit.craftbukkit.command.CraftBlockCommandSender(this);
+    }
 
     public void b(String s) {
         this.a = s;
@@ -23,15 +26,12 @@ public class TileEntityCommand extends TileEntity implements ICommandListener {
 
             if (minecraftserver != null && minecraftserver.getEnableCommandBlock()) {
                 // CraftBukkit start - handle command block as console TODO: add new CommandSender for this
-                // Commands in command block must start with /
-                if (!this.a.startsWith("/")) {
-                    return;
-                }
-
                 org.bukkit.command.SimpleCommandMap commandMap = minecraftserver.server.getCommandMap();
-                org.bukkit.command.ConsoleCommandSender sender = minecraftserver.server.getConsoleSender();
                 Joiner joiner = Joiner.on(" ");
-                String command = this.a.substring(1);
+                String command = this.a;
+                if (this.a.startsWith("/")) {
+                    command = this.a.substring(1);
+                }
                 String[] args = command.split(" ");
                 ArrayList<String[]> commands = new ArrayList<String[]>();
 
@@ -50,13 +50,16 @@ public class TileEntityCommand extends TileEntity implements ICommandListener {
                 commands.add(args);
 
                 // find positions of command block syntax, if any
+                ArrayList<String[]> newCommands = new ArrayList<String[]>();
                 for (int i = 0; i < args.length; i++) {
                     if (PlayerSelector.isPattern(args[i])) {
-                        ArrayList<String[]> newCommands = new ArrayList<String[]>();
                         for (int j = 0; j < commands.size(); j++) {
                             newCommands.addAll(this.buildCommands(commands.get(j), i));
                         }
+                        ArrayList<String[]> temp = commands;
                         commands = newCommands;
+                        newCommands = temp;
+                        newCommands.clear();
                     }
                 }
 
diff --git a/src/main/java/org/bukkit/craftbukkit/command/CraftBlockCommandSender.java b/src/main/java/org/bukkit/craftbukkit/command/CraftBlockCommandSender.java
new file mode 100644
index 00000000..89be6326
--- /dev/null
+++ b/src/main/java/org/bukkit/craftbukkit/command/CraftBlockCommandSender.java
@@ -0,0 +1,42 @@
+package org.bukkit.craftbukkit.command;
+
+import net.minecraft.server.TileEntityCommand;
+import org.bukkit.block.Block;
+import org.bukkit.command.BlockCommandSender;
+
+/**
+ * Represents input from a command block
+ */
+public class CraftBlockCommandSender extends ServerCommandSender implements BlockCommandSender {
+    private final TileEntityCommand commandBlock;
+
+    public CraftBlockCommandSender(TileEntityCommand commandBlock) {
+        super();
+        this.commandBlock = commandBlock;
+    }
+
+    public Block getBlock() {
+        return commandBlock.world.getWorld().getBlockAt(commandBlock.x, commandBlock.y, commandBlock.z);
+    }
+
+    public void sendMessage(String message) {
+    }
+
+    public void sendRawMessage(String message) {
+    }
+
+    public void sendMessage(String[] messages) {
+    }
+
+    public String getName() {
+        return "@";
+    }
+
+    public boolean isOp() {
+        return true;
+    }
+
+    public void setOp(boolean value) {
+        throw new UnsupportedOperationException("Cannot change operator status of a block");
+    }
+}
-- 
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