Allow certain commands while in jail, but only if the user normally has access to that command.

Essentials/src/com/earth2me/essentials/Essentials.java

@@ -368,6 +368,19 @@ public class Essentials extends JavaPlugin implements IEssentials
 				return true;
 			}
 
+			if (user != null && user.isJailed() && !user.isAuthorized(cmd, "essentials.jail.allow."))
+			{
+				if (user.getJailTimeout() > 0)
+				{
+					user.sendMessage(_("playerJailedFor", user.getName(), Util.formatDateDiff(user.getJailTimeout())));
+				}
+				else
+				{
+					user.sendMessage(_("jailMessage"));
+				}
+				return true;
+			}
+
 			// Run the command
 			try
 			{

Essentials/src/com/earth2me/essentials/User.java

@@ -80,11 +80,6 @@ public class User extends UserData implements Comparable<User>, IReplyTo, IUser
 			return false;
 		}
 
-		if (isJailed())
-		{
-			return false;
-		}
-
 		try
 		{
 			return ess.getPermissionsHandler().hasPermission(base, node);

Essentials/src/com/earth2me/essentials/commands/Commandseen.java

@@ -71,7 +71,8 @@ public class Commandseen extends EssentialsCommand
 			{
 				sender.sendMessage(_("whoisIPAddress", player.getLastLoginAddress()));
 				final Location loc = player.getLastLocation();
-				if (loc != null) {
+				if (loc != null)
+				{
 					sender.sendMessage(_("whoisLocation", loc.getWorld().getName(), loc.getBlockX(), loc.getBlockY(), loc.getBlockZ()));
 				}
 			}