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# Copyright 2012 GRNET S.A. All rights reserved.

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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 ._common import get_user

class Command(BaseCommand):

    args = "<user ID or email>"

    help = "Modify a user's attributes"

    option_list = BaseCommand.option_list + (

        make_option('--invitations',

            dest='invitations',

            metavar='NUM',

            help="Update user's invitations"),

        make_option('--level',

            dest='level',

            metavar='NUM',

            help="Update user's level"),

        make_option('--password',

            dest='password',

            metavar='PASSWORD',

            help="Set user's password"),

        make_option('--renew-token',

            action='store_true',

            dest='renew_token',

            default=False,

            help="Renew the user's token"),

        make_option('--set-admin',

            action='store_true',

            dest='admin',

            default=False,

            help="Give user admin rights"),

        make_option('--set-noadmin',

            action='store_true',

            dest='noadmin',

            default=False,

            help="Revoke user's admin rights"),

        make_option('--set-active',

            action='store_true',

            dest='active',

            default=False,

            help="Change user's state to inactive"),

        make_option('--set-inactive',

            action='store_true',

            dest='inactive',

            default=False,

            help="Change user's state to inactive"),

        make_option('--group',

            dest='group',

            help="Extend user groups"),

        )

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

        if len(args) != 1:

            raise CommandError("Please provide a user ID or email")

        user = get_user(args[0])

        if not user:

            raise CommandError("Unknown user")

        if options.get('admin'):

            user.is_superuser = True

        elif options.get('noadmin'):

            user.is_superuser = False

        if options.get('active'):

            user.is_active = True

        elif options.get('inactive'):

            user.is_active = False

        invitations = options.get('invitations')

        if invitations is not None:

            user.invitations = int(invitations)

        groupname = options.get('group')

        if groupname is not None:

            try:

                group = Group.objects.get(name=groupname)

                user.groups.add(group)

            except Group.DoesNotExist, e:

                raise CommandError("Group named %s does not exist." % groupname)

        level = options.get('level')

        if level is not None:

            user.level = int(level)

        password = options.get('password')

        if password is not None:

            user.set_password(password)

        if options['renew_token']:

            user.renew_token()

        user.save()