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public CommandResponse doSITE_HELP(CommandRequest request) {
	BaseFtpConnection conn = request.getConnection();
	Map handlers = conn.getCommandManager().getCommandHandlersMap();
	Hashtable<String,String> cmds = FtpConfig.getFtpConfig().getFtpCommands();
	if (request.hasArgument()) {
		String cmd = request.getArgument().toLowerCase();
		for (String ftpCMD : cmds.keySet()) {
			if (ftpCMD.contains("SITE " + cmd.toUpperCase())) {
				Object[] objs = (Object[]) handlers.get(cmds.get(ftpCMD));
				CommandInterface hnd = (CommandInterface) objs[1];
				if (!conn.getGlobalContext().getConfig().checkPathPermission(cmd, conn.getUserNull(), conn.getCurrentDirectory(), true)) {
					return new CommandResponse(501, "You do not have permissions for that command");
				}
				try {
					CommandResponse response = StandardCommandManager.genericResponse("RESPONSE_200_COMMAND_OK");
					response.addComment(ResourceBundle.getBundle(hnd.getClass().getName()).getString("help." + cmd + ".specific"));
					return response;
				} catch (MissingResourceException e) {
					//logger.info(cmd + " in " + hnd.getClass().getName() + " does not have any specific help, bug your siteop", e);
					return new CommandResponse(501, cmd + " in " + hnd.getClass().getName() + " does not have any specific help, bug your siteop");
				}
			}
		}
		return new CommandResponse(501, "The " + cmd + " command does not exist.");
	}
	// global list of commands with help
	HashMap<String, String> helpInfo = new HashMap<String, String>();
	String pad = "            ";
	for (String cmd : cmds.keySet()) {
		Object[] objs = (Object[]) handlers.get(cmds.get(cmd));
		CommandInterface hnd = (CommandInterface) objs[1];
		try {
			cmd = cmd.substring("SITE ".length()).toLowerCase();
			if (!conn.getGlobalContext().getConfig().checkPathPermission(cmd, conn.getUserNull(), conn.getCurrentDirectory(), true)) {
				continue;
			}
			try {
				String help = ResourceBundle.getBundle(hnd.getClass().getName()).getString("help." + cmd);
				helpInfo.put(cmd, pad.substring(cmd.length()) + cmd.toUpperCase() + " : " + help);
			} catch (MissingResourceException e) {
				helpInfo.put(cmd, cmd + " in " + hnd.getClass().getName() + " does not have any help, bug your siteop!");
			}
		} catch (StringIndexOutOfBoundsException e) {
		}
	}
	ArrayList<String> sortedList = new ArrayList<String>(helpInfo.keySet());
	Collections.sort(sortedList);
	CommandResponse response = StandardCommandManager.genericResponse("RESPONSE_200_COMMAND_OK");
	try {
		response.addComment(ResourceBundle.getBundle(Misc.class.getName()).getString("help.header"));
	} catch (MissingResourceException e) {
		response.addComment("Help has no header");
	}
	for (Iterator i = sortedList.iterator(); i.hasNext();) {
		response.addComment(helpInfo.get(i.next()));
	}
	try {
		response.addComment(ResourceBundle.getBundle(Misc.class.getName()).getString("help.footer"));
	} catch (MissingResourceException e) {
		response.addComment("Help has no footer");
	}
	return response;
}