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#!/usr/bin/env python
# -*- coding: utf-8 -*-

# Copyright (C) 2007 Insecure.Com LLC.
# Authors: Adriano Monteiro Marques <py.adriano@gmail.com>
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

import re

from optparse import OptionParser
from zenmapCore.Name import APP_NAME, NMAP_DISPLAY_NAME
import zenmapCore.I18N

protocol_re = re.compile("^(%s|scan|nmap)://.*" % re.escape(APP_NAME))

class UmitOptionParser(OptionParser):
    def __init__(self, args=False):

        self.set_usage("%prog [options] [result files]")

        ## Open Scan Results (GUI)
        ### Run, opening the specified scan result file, which should be
        ### a nmap XML output file.
        ### This option should be verified if there is no options, and user
        ### specified some positional arguments, which should be considered as
        ### scan result files.
        self.add_option("-f", "--file",
                        help=_("Specify a scan result file in Nmap XML Output \
or Umit Scan Result file. Can be used more than once to specify several \
scan result files."))

        ## Run nmap with args (GUI)
        ### Open and run nmap with specified args. The positional 
        ### args should be used to feed the nmap command
        self.add_option("-n", "--nmap",
                        help=_("Run %s with the specified args.") % NMAP_DISPLAY_NAME)

        ## Execute a profile against a target (GUI)
        ### Positional args should be taken as targets to feed this scan
        self.add_option("-p", "--profile",
                        help=_("Begin with the specified profile \
selected. If combined with the -t (--target) option, \
automatically run the profile against the specified target."))

        ## Targets (GUI)
        ### Specify a target to be used along with other command line option
        ### or simply opens with the first tab target field filled with
        ### the target specified with this option
        self.add_option("-t", "--target",
                    help=_("Specify a target to be used along with other \
options. If specified alone, open with the target field filled with the \
specified target"))

        ## Verbosity
        self.add_option("-v", "--verbose",
                        help=_("Increase verbosity of the output. May be \
used more than once to get even more verbosity"))

        # Parsing options and arguments
        if args:
            self.options, self.args = self.parse_args(args)
            self.options, self.args = self.parse_args()

    def __nmap_callback(self, option, opt_str, value, parser):
        nmap_args = []
        # Iterate over next arguments that were passed at the command line
        # that wasn't parsed yet.
        while parser.rargs:
            # Store the next argument in a specific list

            # Remove the added argument from rargs to avoid it's latter
            # parsing by optparse
            del parser.rargs[0]

        # Set the variable nmap at parser.values, so you may call option.nmap
        # and have the nmap_args as result
        setattr(parser.values, "nmap", nmap_args)

    def get_nmap(self):
        """Return a list of nmap arguments or False if this option was not
        called by the user"""

            nmap = self.options.nmap
            if nmap:
                return nmap
        except AttributeError:
            return False

    def get_profile(self):
        """Return a string with the profile name, or False if no profile
        option was specified by the user"""
        if self.options.profile != "":
            return self.options.profile
        return False

    def get_target(self):
        """Returns a string with the target specified, or False if this option
        wass not called by the user"""
        return self.options.target

    def get_protocol(self):
        """Return a string with the whole protocol url passed as positional arg
        or False, if no protocol arg was called by the user."""
        for arg in self.args:
            if protocol_re.match(arg):
                return arg
        return False

    def get_open_results(self):
        """Returns a list of strings with the name of the files specified with
        the -f (--file) option and every positional argument."""
        files = []
        # Add arguments given with -f.
        if self.options.result_files:
            files = self.options.result_files[:]
        # Add any other arguments.
        files += self.args
        return files

    def get_verbose(self):
        """Returns an integer representing the verbosity level of the 
        application. Verbosity level starts in 40, which means that only 
        messages above the ERROR level are going to be reported at the output. 
        As this value gets lower, the verbosity increases.
        return 40 - (self.options.verbose * 10)

option_parser = UmitOptionParser()

if __name__ == "__main__":
    opt = UmitOptionParser()
    options, args = opt.parse_args()

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