Handle running multiple platforms at a time better.

build.gradle

@@ -61,6 +61,9 @@ sourceSets {
 minecraft {
     version = "1.6.4-9.11.1.964"
     forgeVersion = "9.11.1.964"
+
+    replaceIn "com/sk89q/worldedit/forge/WorldEditMod.java"
+    replace "%VERSION%", project.version
 }
 
 processResources {

src/bukkit/java/com/sk89q/worldedit/bukkit/BukkitServerInterface.java

@@ -119,6 +119,21 @@ public class BukkitServerInterface extends ServerInterface {
         return plugin.getLocalConfiguration();
     }
 
+    @Override
+    public String getVersion() {
+        return plugin.getDescription().getVersion();
+    }
+
+    @Override
+    public String getPlatformName() {
+        return "Bukkit-Official";
+    }
+
+    @Override
+    public String getPlatformVersion() {
+        return plugin.getDescription().getVersion();
+    }
+
     public void unregisterCommands() {
         dynamicCommands.unregisterCommands();
     }

src/forge/java/com/sk89q/worldedit/forge/ForgeServerInterface.java

@@ -130,4 +130,19 @@ public class ForgeServerInterface extends ServerInterface {
     public LocalConfiguration getConfiguration() {
         return mod.getConfig();
     }
+
+    @Override
+    public String getVersion() {
+        return mod.getInternalVersion();
+    }
+
+    @Override
+    public String getPlatformName() {
+        return "Forge-Official";
+    }
+
+    @Override
+    public String getPlatformVersion() {
+        return mod.getInternalVersion();
+    }
 }

src/forge/java/com/sk89q/worldedit/forge/WorldEditMod.java

@@ -62,7 +62,7 @@ public class WorldEditMod {
         logger.setParent(FMLLog.getLogger());
         Logger.getLogger("com.sk89q").setParent(FMLLog.getLogger());
 
-        String modVersion = WorldEditMod.class.getAnnotation(Mod.class).version();
+        String modVersion = getInternalVersion();
         String manifestVersion = WorldEdit.getVersion();
         if (!manifestVersion.equalsIgnoreCase(modVersion) && !modVersion.equals("%VERSION%")) {
             WorldEdit.setVersion(manifestVersion + " (" + modVersion + ")");
@@ -176,4 +176,9 @@ public class WorldEditMod {
             }
         }
     }
+
+    String getInternalVersion() {
+        return WorldEditMod.class.getAnnotation(Mod.class).version();
+    }
+
 }

src/main/java/com/sk89q/worldedit/WorldEdit.java

@@ -1042,12 +1042,10 @@ public class WorldEdit {
     }
 
     /**
-     * Set the version of WorldEdit.
-     *
-     * @param version the version
+     * @deprecated Declare your platform version with {@link Platform#getPlatformVersion()}
      */
+    @Deprecated
     public static void setVersion(String version) {
-        WorldEdit.version = version;
     }
 
 }

src/main/java/com/sk89q/worldedit/command/WorldEditCommands.java

@@ -19,19 +19,18 @@
 
 package com.sk89q.worldedit.command;
 
-import java.text.DateFormat;
-import java.text.SimpleDateFormat;
-import java.util.Calendar;
-import java.util.TimeZone;
 import com.sk89q.minecraft.util.commands.Command;
 import com.sk89q.minecraft.util.commands.CommandContext;
 import com.sk89q.minecraft.util.commands.CommandPermissions;
 import com.sk89q.minecraft.util.commands.Console;
-import com.sk89q.worldedit.EditSession;
-import com.sk89q.worldedit.LocalPlayer;
-import com.sk89q.worldedit.LocalSession;
-import com.sk89q.worldedit.WorldEdit;
-import com.sk89q.worldedit.WorldEditException;
+import com.sk89q.worldedit.*;
+import com.sk89q.worldedit.extension.platform.Platform;
+import com.sk89q.worldedit.extension.platform.PlatformManager;
+
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+import java.util.Calendar;
+import java.util.TimeZone;
 
 public class WorldEditCommands {
     private static final DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss z");
@@ -54,7 +53,23 @@ public class WorldEditCommands {
             EditSession editSession) throws WorldEditException {
 
         player.print("WorldEdit version " + WorldEdit.getVersion());
-        player.print("http://www.sk89q.com/projects/worldedit/");
+        player.print("https://github.com/sk89q/worldedit/");
+
+        PlatformManager pm = we.getPlatformManager();
+        Platform primary = pm.getPrimaryPlatform();
+
+        player.printDebug("");
+        player.printDebug("Platforms:");
+        for (Platform platform : pm.getPlatforms()) {
+            String prefix = "";
+
+            if (primary != null && primary.equals(platform)) {
+                prefix = "[PRIMARY] ";
+            }
+
+            player.printDebug(String.format("- %s%s v%s (WE v%s)",
+                    prefix, platform.getPlatformName(), platform.getPlatformVersion(), platform.getVersion()));
+        }
     }
 
     @Command(

src/main/java/com/sk89q/worldedit/extension/platform/Platform.java

@@ -89,4 +89,31 @@ public interface Platform {
      */
     LocalConfiguration getConfiguration();
 
+    /**
+     * Get the version of WorldEdit that this platform provides.
+     * </p>
+     * This version should match WorldEdit releases because it may be
+     * checked to match.
+     *
+     * @return the version
+     */
+    String getVersion();
+
+    /**
+     * Get a friendly name of the platform.
+     * </p>
+     * The name can be anything (reasonable). An example name may be
+     * "Bukkit" or "Forge".
+     *
+     * @return the platform name
+     */
+    String getPlatformName();
+
+    /**
+     * Get the version of the platform, which can be anything.
+     *
+     * @return the platform version
+     */
+    String getPlatformVersion();
+
 }

src/main/java/com/sk89q/worldedit/extension/platform/PlatformManager.java

@@ -64,11 +64,30 @@ public class PlatformManager {
      */
     public synchronized void register(Platform platform) throws PlatformRejectionException {
         checkNotNull(platform);
-        logger.log(Level.INFO, "Got request to register " + platform.getClass() + " with WorldEdit [" + super.toString() + "]");
+        logger.log(Level.FINE, "Got request to register " + platform.getClass() + " with WorldEdit [" + super.toString() + "]");
         platforms.add(platform);
+
+        // Register primary platform
         if (this.primary == null) {
             commandManager.register(platform);
             this.primary = platform;
+        } else {
+            // Make sure that versions are in sync
+            if (!primary.getVersion().equals(platform.getVersion())) {
+                logger.log(Level.WARNING,
+                        "\n**********************************************\n" +
+                        "** There is a mismatch in available WorldEdit platforms!\n" +
+                        "**\n" +
+                        "** {0} v{1} is trying to register WE version v{2}\n" +
+                        "** but the primary platform, {3} v{4}, uses WE version v{5}\n" +
+                        "**\n" +
+                        "** Things may break! Please make sure that your WE versions are in sync.\n" +
+                        "**********************************************\n",
+                        new Object[]{
+                                platform.getClass(), platform.getPlatformVersion(), platform.getVersion(),
+                                primary.getClass(), primary.getPlatformVersion(), primary.getVersion()
+                        });
+            }
         }
     }
 
@@ -91,6 +110,26 @@ public class PlatformManager {
         return removed;
     }
 
+    /**
+     * Get a list of loaded platforms.
+     * </p>
+     * The returned list is a copy of the original and is mutable.
+     *
+     * @return a list of platforms
+     */
+    public synchronized List<Platform> getPlatforms() {
+        return new ArrayList<Platform>(platforms);
+    }
+
+    /**
+     * Get the primary platform.
+     *
+     * @return the primary platform (may be null)
+     */
+    public @Nullable Platform getPrimaryPlatform() {
+        return primary;
+    }
+
     /**
      * Get the command manager.
      *

src/main/java/com/sk89q/worldedit/extension/platform/ServerInterfaceAdapter.java

@@ -91,4 +91,19 @@ class ServerInterfaceAdapter extends ServerInterface {
         return platform.getConfiguration();
     }
 
+    @Override
+    public String getVersion() {
+        return platform.getVersion();
+    }
+
+    @Override
+    public String getPlatformName() {
+        return platform.getPlatformName();
+    }
+
+    @Override
+    public String getPlatformVersion() {
+        return platform.getPlatformVersion();
+    }
+
 }