From f69184f9ab753606c92a362594663ff09d076884 Mon Sep 17 00:00:00 2001
From: sk89q <the.sk89q@gmail.com>
Date: Mon, 31 Jan 2011 00:58:29 -0800
Subject: [PATCH] Added version information for SP.

---
 .../sk89q/worldedit/LocalConfiguration.java   |  1 +
 src/com/sk89q/worldedit/LocalSession.java     | 25 +++++++++++
 src/com/sk89q/worldedit/WorldEdit.java        | 41 ++++++++++++++++++-
 .../worldedit/bukkit/BukkitConfiguration.java |  2 +
 4 files changed, 68 insertions(+), 1 deletion(-)

diff --git a/src/com/sk89q/worldedit/LocalConfiguration.java b/src/com/sk89q/worldedit/LocalConfiguration.java
index 370f84ca6..f43608660 100644
--- a/src/com/sk89q/worldedit/LocalConfiguration.java
+++ b/src/com/sk89q/worldedit/LocalConfiguration.java
@@ -60,6 +60,7 @@ public abstract class LocalConfiguration {
     public Set<Integer> allowedDataCycleBlocks = new HashSet<Integer>();
     public String saveDir = "schematics";
     public String scriptsDir = "craftscripts";
+    public boolean showFirstUseVersion = true;
     
     /**
      * Loads the configuration.
diff --git a/src/com/sk89q/worldedit/LocalSession.java b/src/com/sk89q/worldedit/LocalSession.java
index 04520dcdb..40b340f1e 100644
--- a/src/com/sk89q/worldedit/LocalSession.java
+++ b/src/com/sk89q/worldedit/LocalSession.java
@@ -40,6 +40,8 @@ public class LocalSession {
     
     public static final int MAX_HISTORY_SIZE = 15;
     
+    private LocalConfiguration config;
+    
     private boolean placeAtPos1 = false;
     private Vector pos1, pos2;
     private Region region;
@@ -57,6 +59,16 @@ public class LocalSession {
     private String lastScript;
     private CompassMode compassMode = CompassMode.JUMPTO;
     private BrushShape brushShape = null;
+    private boolean beenToldVersion = false;
+    
+    /**
+     * Construct the object.
+     * 
+     * @param config
+     */
+    public LocalSession(LocalConfiguration config) {
+        this.config = config;
+    }
 
     /**
      * Clear history.
@@ -463,4 +475,17 @@ public class LocalSession {
     public void setBrushShape(BrushShape brushShape) {
         this.brushShape = brushShape;
     }
+    
+    /**
+     * Tell the player the WorldEdit version.
+     */
+    public void tellVersion(LocalPlayer player) {
+        if (config.showFirstUseVersion) {
+            if (!beenToldVersion) {
+                player.printRaw("\u00A78WorldEdit ver. " + WorldEdit.getVersion()
+                        + " (http://sk89q.com/projects/worldedit/)");
+                beenToldVersion = true;
+            }
+        }
+    }
 }
diff --git a/src/com/sk89q/worldedit/WorldEdit.java b/src/com/sk89q/worldedit/WorldEdit.java
index b1fd62d8d..198024878 100644
--- a/src/com/sk89q/worldedit/WorldEdit.java
+++ b/src/com/sk89q/worldedit/WorldEdit.java
@@ -48,6 +48,7 @@ import com.sk89q.worldedit.patterns.*;
  */
 public class WorldEdit {
     public static final Logger logger = Logger.getLogger("Minecraft.WorldEdit");
+    private static String version;
     
     /**
      * Interface to the server.
@@ -74,6 +75,13 @@ public class WorldEdit {
     private HashMap<String,LocalSession> sessions =
             new HashMap<String,LocalSession>();
     
+    /**
+     * Initialize statically.
+     */
+    static {
+        getVersion();
+    }
+    
     /**
      * Construct an instance of the plugin
      * 
@@ -112,7 +120,7 @@ public class WorldEdit {
             return sessions.get(player.getName());
         }
         
-        LocalSession session = new LocalSession();
+        LocalSession session = new LocalSession(config);
         
         // Set the limit on the number of blocks that an operation can
         // change at once, or don't if the player has an override or there
@@ -818,6 +826,8 @@ public class WorldEdit {
                 LocalSession session = getSession(player);
                 BlockBag blockBag = session.getBlockBag(player);
                 
+                session.tellVersion(player);
+                
                 EditSession editSession =
                         new EditSession(server, player.getWorld(),
                                 session.getBlockChangeLimit(), blockBag);
@@ -988,4 +998,33 @@ public class WorldEdit {
     public LocalConfiguration getConfiguration() {
         return config;
     }
+
+    /**
+     * Get the version.
+     *
+     * @return
+     */
+    public static String getVersion() {
+        if (version != null) {
+            return version;
+        }
+        
+        Package p = WorldEdit.class.getPackage();
+        
+        if (p == null) {
+            p = Package.getPackage("com.sk89q.worldedit");
+        }
+        
+        if (p == null) {
+            version = "(unknown)";
+        } else {
+            version = p.getImplementationVersion();
+            
+            if (version == null) {
+                version = "(unknown)";
+            }
+        }
+
+        return version;
+    }
 }
diff --git a/src/com/sk89q/worldedit/bukkit/BukkitConfiguration.java b/src/com/sk89q/worldedit/bukkit/BukkitConfiguration.java
index 2b59c7008..896b4bff8 100644
--- a/src/com/sk89q/worldedit/bukkit/BukkitConfiguration.java
+++ b/src/com/sk89q/worldedit/bukkit/BukkitConfiguration.java
@@ -41,6 +41,8 @@ public class BukkitConfiguration extends LocalConfiguration {
 
     @Override
     public void load() {
+        showFirstUseVersion = false;
+        
         profile = config.getBoolean("debug", profile);
         wandItem = config.getInt("wand-item", wandItem);
         defaultChangeLimit = Math.max(-1, config.getInt(