/**
* List all the available MobArena commands for the CommandSender.
*
* @param sender a player or the console
*/
private void showHelp(CommandSender sender) {
StringBuilder user = new StringBuilder();
StringBuilder admin = new StringBuilder();
for (Command cmd : commands.values()) {
CommandInfo info = cmd.getClass().getAnnotation(CommandInfo.class);
if (!PermHandler.hasPerm(sender, info.permission())) continue;
StringBuilder buffy;
if (info.permission().contains("admin")) buffy = admin;
else buffy = user;
buffy
.append("\n")
.append(ChatColor.RESET)
.append(info.usage())
.append(" ")
.append(ChatColor.YELLOW)
.append(info.desc());
}
if (admin.length() == 0) {
Messenger.sendMessage(sender, "Available Commands: " + user.toString());
} else {
Messenger.sendMessage(sender, "User Commands: " + user.toString());
Messenger.sendMessage(sender, "Admin Commands: " + admin.toString());
}
}
/**
* Show the usage and description messages of a command to a player. The usage will only be shown,
* if the player has permission for the command.
*
* @param cmd a Command
* @param sender a CommandSender
*/
private void showUsage(Command cmd, CommandSender sender, boolean prefix) {
CommandInfo info = cmd.getClass().getAnnotation(CommandInfo.class);
if (!PermHandler.hasPerm(sender, info.permission())) return;
sender.sendMessage(
(prefix ? "Usage: " : "") + info.usage() + " " + ChatColor.YELLOW + info.desc());
}
@Override
public boolean onCommand(
CommandSender sender, org.bukkit.command.Command bcmd, String label, String[] args) {
// Grab the base and arguments.
String base = bcmd.getName();
// String base = (args.length > 0 ? args[0] : "");
String last = (args.length > 0 ? args[args.length - 1] : "");
// If there's no base argument, show a helpful message.
if (base.equals("")) {
Messenger.sendMessage(sender, "/rpge help|?");
return true;
}
// The help command is a little special
if (base.equals("?") || base.equalsIgnoreCase("help")) {
showHelp(sender);
return true;
}
// Get all commands that match the base.
List<Command> matches = getMatchingCommands(base);
// If there's more than one match, display them.
if (matches.size() > 1) {
Messenger.sendMessage(sender, "Multiple command matches");
for (Command cmd : matches) {
showUsage(cmd, sender, false);
}
return true;
}
// If there are no matches at all, notify.
if (matches.size() == 0) {
Messenger.sendMessage(sender, "Command not found");
return true;
}
// Grab the only match.
Command command = matches.get(0);
CommandInfo info = command.getClass().getAnnotation(CommandInfo.class);
// First check if the sender has permission.
if (!PermHandler.hasPerm(sender, info.permission())) {
Messenger.sendMessage(sender, "No Permission");
return true;
}
// Check if the last argument is a ?, in which case, display usage and description
if (last.equals("?") || last.equals("help")) {
showUsage(command, sender, true);
return true;
}
// Otherwise, execute the command!
String[] params = args; // trimFirstArg(args);
if (!command.execute(plugin, sender, params)) {
showUsage(command, sender, true);
}
return true;
}