worldedit command permission group

src/main/java/me/km/KajetansMod.java

@@ -270,6 +270,7 @@ public class KajetansMod
         if(server.commandManager instanceof ModServerCommandManager)
         {
             ((ModServerCommandManager) server.commandManager).setPermissionManager(perms);
+            ((ModServerCommandManager) server.commandManager).registerRegistryEvent("com.sk89q");
         }
     }
 

src/main/java/me/km/permissions/PermissionManager.java

@@ -22,18 +22,27 @@ public class PermissionManager extends Module implements ICommandManager
 {
     private final HashMap<UUID, ArrayList<Integer>> playerGroups;
     private final ArrayList<HashSet<String>> stringGroupPerms;
+    private final HashSet<String> worldedit = new HashSet<>();
     
     public PermissionManager(String mname, String prefix, TextFormatting color) 
     {
         super(mname, prefix, color);
         playerGroups = new HashMap<>();
         stringGroupPerms = new ArrayList<>();
+        addGroups();
     }
 
     public void clear()
     {
         playerGroups.clear();
         stringGroupPerms.clear();
+        addGroups();
+    }
+    
+    private void addGroups()
+    {
+        stringGroupPerms.add(new HashSet<>());
+        stringGroupPerms.add(worldedit);
     }
     
     // -------------------------------------------------------------------------
@@ -109,6 +118,10 @@ public class PermissionManager extends Module implements ICommandManager
         {
             throw new IllegalArgumentException("empty permission string");
         }
+        if(id == 1)
+        {
+            throw new IllegalArgumentException("id 1 is reserved for worldedit");
+        }
         if(id >= stringGroupPerms.size())
         {
             HashSet<String> set = new HashSet<>();
@@ -146,4 +159,13 @@ public class PermissionManager extends Module implements ICommandManager
     {
         cs.sendMessage(new TextComponentString("Keine Perms für " + command.getName()));
     }
+
+    @Override
+    public void onRegisterCommand(ICommand command, String domain)
+    {
+        if(domain.startsWith("com.sk89q"))
+        {
+            worldedit.add(command.getName());
+        }
+    }
 }