We do a little trolling

gameserver/src/main/java/brainwine/gameserver/command/CommandManager.java

@@ -22,6 +22,7 @@ import brainwine.gameserver.command.commands.KickCommand;
 import brainwine.gameserver.command.commands.PlayerIdCommand;
 import brainwine.gameserver.command.commands.PositionCommand;
 import brainwine.gameserver.command.commands.RegisterCommand;
+import brainwine.gameserver.command.commands.RickrollCommand;
 import brainwine.gameserver.command.commands.SayCommand;
 import brainwine.gameserver.command.commands.SeedCommand;
 import brainwine.gameserver.command.commands.StopCommand;
@@ -67,6 +68,7 @@ public class CommandManager {
         registerCommand(new ExportCommand());
         registerCommand(new ImportCommand());
         registerCommand(new PositionCommand());
+        registerCommand(new RickrollCommand());
     }
     
     public static void executeCommand(CommandExecutor executor, String commandLine) {

gameserver/src/main/java/brainwine/gameserver/command/commands/RickrollCommand.java

@@ -0,0 +1,56 @@
+package brainwine.gameserver.command.commands;
+
+import static brainwine.gameserver.entity.player.NotificationType.ALERT;
+
+import brainwine.gameserver.GameServer;
+import brainwine.gameserver.command.Command;
+import brainwine.gameserver.command.CommandExecutor;
+import brainwine.gameserver.entity.player.Player;
+import brainwine.gameserver.server.messages.EventMessage;
+
+public class RickrollCommand extends Command {
+    
+    @Override
+    public void execute(CommandExecutor executor, String[] args) {
+        if(args.length < 1) {
+            executor.notify(String.format("Usage: %s", getUsage(executor)), ALERT);
+            return;
+        }
+        
+        Player player = GameServer.getInstance().getPlayerManager().getPlayer(args[0]);
+        
+        if(player == null) {
+            executor.notify("This player does not exist.", ALERT);
+            return;
+        } else if(!player.isOnline()) {
+            executor.notify("This player is offline.", ALERT);
+            return;
+        } else if(!player.isV3()) {
+            executor.notify("Cannot open URLs on iOS clients.", ALERT);
+            return;
+        }
+        
+        player.sendMessage(new EventMessage("openUrl", "https://www.youtube.com/watch?v=dQw4w9WgXcQ"));
+        executor.notify(String.format("Successfully rickrolled %s!", player.getName()), ALERT);
+    }
+
+    @Override
+    public String getName() {
+        return "rickroll";
+    }
+    
+    @Override
+    public String getDescription() {
+        return "Makes a player hate you forever.";
+    }
+    
+    @Override
+    public String getUsage(CommandExecutor executor) {
+        return "/rickroll <player>";
+    }
+    
+    @Override
+    public boolean canExecute(CommandExecutor executor) {
+        return executor.isAdmin();
+    }
+}