diff options
Diffstat (limited to 'wrapper_command.py')
-rw-r--r-- | wrapper_command.py | 237 |
1 files changed, 8 insertions, 229 deletions
diff --git a/wrapper_command.py b/wrapper_command.py index 90eaf01..dd51534 100644 --- a/wrapper_command.py +++ b/wrapper_command.py @@ -1,232 +1,11 @@ from wrapper_player import * -from helpers import * -root_commands = Command_dict() # {"command": command_object} - -def check_arguments(command, arguments): - prev_required = True - type_message_seen = False - prev_arg = arguments[0] if len(arguments) > 0 else None - for arg_info in arguments[1:]: - - if not prev_arg.required and arg_info.required: - raise Argument_exception("Command: %s; There may not be required arguments after non-required arguments" % command) - - if prev_arg.type == Argument.MESSAGE: - raise Argument_exception("Command: %s; An argument of type MESSAGE may not be followed by other arguments" % command) - - prev_arg = arg_info - -#-------------------------------------------------------------------------------------- - -class Command_dict(dict): - #{"cmd1" : cmd_object} - def get_command_object(self, alias): - for cmd_name, cmd_obj in self.iteritems(): - if alias == cmd_name or alias in cmd_obj.aliases: - return cmd_obj - raise KeyError("Subcommand '%s' was not found" % alias) - -#-------------------------------------------------------------------------------------- - -class Command(object): - - def __init__(self, - command, - aliases = (), - arguments = ( - Argument("target", Argument.string, "the player to teleport to"), - Argument("second target", Argument.string, "the player to teleport", False), - ), - parent = None): - - self.command = command.lower() - self.arguments = arguments - - check_arguments(self.command, self.arguments) - - prev_required = True - for arg_info in self.arguments: - if not prev_required and arg_info.required: - raise Argument_exception("Command: %s; There may not be required arguments after non-required arguments" % self.command) - - self.aliases = tuple(alias.lower() for alias in aliases) - self.parent = parent - self.sub_commands = Command_dict() - - if self.parent == None: - root_commands[self.command] = self - else: +def command(command = "help"): + def decorator(wrapped): + @hook.command(command) + def wrapper(sender, command, label, args): try: - parent_route = self.parent.split(" ") - parent_sub_commands = root_commands - parent_obj = None - for cmd_name in parent_route: - parent_obj = parent_sub_commands.get_command_object(cmd_name) - parent_sub_commands = parent_obj.sub_commands - parent_obj.sub_commands[self.command] = self - - except command_exception, e: - error("Error occurred while setting up command hierarchy. " + e.message + "\n" + trace()) - - def __call__(self, handler): - self.handler = handler - - if parent == None: - @hook.command(self.command, self.aliases) - def run(sender, command, label, args): - try: - message = self.execute(sender, command, label, args) - except Command_exception as e: - message = e.message - except Exception: - error(trace()) - return True - if message: - sender.sendMessage(message) - return True - - return handler - - def execute(self, sender, command, label, args): - try: - return self.sub_commands.get_command_object(args[0].lower()).execute(sender, command, label, args[1:]) - except (KeyError, IndexError): - self.execute_checks(sender, command, label, args) - - def execute_checks(self, sender, command, label, args): - #TODO - - scape = Command_scape(args, self.arguments) - if is_player(sender): - sender = py_players[sender] - - return self.handler(sender, self, scape) - - def syntax(self): - return " ".join(tuple(arg_info.syntax() for arg_info in self.arguments)) - -#-------------------------------------------------------------------------------------- - -class Command_scape(list): - - def __init__(self, args, arg_layout): - super(list, self).__init__() - self.raw = args - self.arg_layout = arg_layout - - has_message = False - for i in range(len(arg_layout)): - arg_info = arg_layout[i] - - given = (len(args) >= i + 1) - if arg_info.required and not given: - raise Argument_exception("You must specify the " + arg_info.name) - - if not given: - self.append(None) - continue - - given_arg = args[i] - arg_type = arg_info.type - - if arg_type == Argument.STRING: - self.append(given_arg) - - elif arg_type == Argument.INTEGER: - try: - value = int(given_arg) - except ValueError: - raise Argument_exception("The %s has to be a round number" % arg_info.name) - self.append(value) - - elif arg_type == Argument.FLOAT: - try: - value = float(given_arg) - except ValueError: - raise Argument_exception("The %s has to be a number" % arg_info.name) - self.append(value) - - elif arg_type == Argument.PLAYER: - target = server.getPlayer(given_arg) - if target == None: - raise Argument_exception("The %s has to be an online player" % arg_info.name) - self.append(py_players[target]) - - elif arg_type == Argument.OFFLINE_PLAYER: - try: - # Code to get the PY PLAYER by name. Possibly, uid(server.getOfflinePlayer(given_arg)) can be used? - pass - except KeyError: - raise Argument_exception("The %s has to be an existing player" % arg_info.name) - self.append(None) - - elif arg_type == Argument.MESSAGE: - self.append(" ".join(args[i:])) - has_message = True - else: - error("Argument type not found: %d" % arg_type) - raise Argument_exception("A weird thing has happened, please contact an administrator") - - if not has_message: - self.remainder = args[len(arg_layout):] - else: - self.remainder = None - - def has_flag(self, flag, check_all = False): - return (("-" + flag) in self.raw) if check_all else (("-" + flag) in self.remainder) - - def get_raw(self): - return self.raw - - def get_arg_layout(self): - return self.arg_layout - -#-------------------------------------------------------------------------------------- - -class Command_exception(Exception): - - def __init__(self, message): - self.message = message - -class Argument_exception(Exception): - - def __init__(self, message): - self.message = message - -#-------------------------------------------------------------------------------------- - -class Argument(): - - STRING = 0 - INTEGER = 1 - FLOAT = 2 - PLAYER = 3 - OFFLINE_PLAYER = 4 - MESSAGE = 5 - - def __init__(self, name, type, definition, required = True): - self.name = name - self.type = type - self.definition = definition - self.required = required - - def syntax(self): - syntax = self.name - if self.type == Argument.MESSAGE: - syntax += "..." - return (("<%s>" if self.required else "[%s]") % syntax) - -#-------------------------------------------------------------------------------------- - -class Validate(): - - @staticmethod - def is_true(expression, fail_message): - if not expression: - raise Command_exception(fail_message) - - @staticmethod - def not_none(obj, fail_message): - if obj == None: - raise Command_exception(fail_message) + return wrapped(sender = py_players[sender], command = command, label = label, args = args) + except: + print(print_traceback()) + return decorator
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