Synnefo

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from optparse import make_option

from django.core.management.base import BaseCommand, CommandError

from django.contrib.auth.models import Group

from django.core.exceptions import ValidationError

from astakos.im.models import AstakosUser

from ._common import remove_group_permission

class Command(BaseCommand):

    args = "<groupname> <permission> [<permissions> ...]"

    help = "Remove group permissions"

    def handle(self, *args, **options):

        if len(args) < 2:

            raise CommandError(

                "Please provide a group name and at least one permission")

        group = None

        try:

            if args[0].isdigit():

                group = Group.objects.get(id=args[0])

            else:

                group = Group.objects.get(name=args[0])

        except Group.DoesNotExist, e:

            raise CommandError("Invalid group")

        try:

            for pname in args[1:]:

                r = remove_group_permission(group, pname)

                if r < 0:

                    self.stdout.write(

                        'Invalid permission codename: %s\n' % pname)

                elif r == 0:

                    self.stdout.write('Group has not permission: %s\n' % pname)

                elif r > 0:

                    self.stdout.write(

                        'Permission: %s removed successfully\n' % pname)

        except Exception, e:

            raise CommandError(e)