Synnefo

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from optparse import make_option

from django.core.management.base import NoArgsCommand

from astakos.im.models import AstakosUser, AstakosUserAuthProvider, Group

from ._common import format, filter_results

class Command(NoArgsCommand):

    help = "List users"

    FIELDS = AstakosUser._meta.get_all_field_names()

    option_list = NoArgsCommand.option_list + (

        make_option('-c',

                    action='store_true',

                    dest='csv',

                    default=False,

                    help="Use pipes to separate values"),

        make_option('-p',

                    action='store_true',

                    dest='pending',

                    default=False,

                    help="List only users pending activation"),

        make_option('--auth-providers',

                    action='store_true',

                    dest='auth_providers',

                    default=False,

                    help="Display user authentication providers"),

        make_option('--group',

                    action='append',

                    dest='groups',

                    default=None,

                    help="Only show users that belong to the specified goups"),

        make_option('-n',

                    action='store_true',

                    dest='pending_send_mail',

                    default=False,

                    help="List only users who have not received activation"),

        make_option('--uuid',

                    action='store_true',

                    dest='only_uuid',

                    default=False,

                    help="Only display user uuid (default)"),

        make_option('--displayname',

                    action='store_true',

                    dest='displayname',

                    default=False,

                    help="Display both uuid and display name"),

        make_option('--active',

                    action='store_true',

                    dest='active',

                    default=False,

                    help="Display only active users"),

        make_option('--filter-by',

                    dest='filter_by',

                    help="Filter results. Comma seperated list of key `cond`"

                    " val pairs that displayed entries must satisfy. e.g."

                    " --filter-by \"is_active=True,email_verified=True\"."

                    " Available keys are: %s" % ", ".join(FIELDS)),

    )

    def handle_noargs(self, **options):

        users = AstakosUser.objects.all().order_by('id')

        if options['pending']:

            users = users.filter(is_active=False)

        elif options['pending_send_mail']:

            users = users.filter(is_active=False, activation_sent=None)

        active_only = options['active']

        if active_only:

            users = filter_results(users, "is_active=True")

        filter_by = options['filter_by']

        if filter_by:

            users = filter_results(users, filter_by)

        displayname = options['displayname']

        ids = [user.id for user in users]

        auths = AstakosUserAuthProvider.objects.filter(

            user__in=ids, active=True)

        all_auth = partition_by(lambda a: a.user_id, auths)

        labels = filter(lambda x: x is not Omit,

                        [('id', 3),

                         ('display name', 24) if displayname else Omit,

                         ('real name', 24),

                         ('active', 6),

                         ('admin', 5),

                         ('uuid', 36),

                         ('providers', 24),

                         ])

        columns = [c for (l, c) in labels]

        if not options['csv']:

            line = ' '.join(l.rjust(w) for l, w in labels)

            self.stdout.write(line + '\n')

            sep = '-' * len(line)

            self.stdout.write(sep + '\n')

        for user in users:

            id = str(user.id)

            active = user.is_active

            admin = user.is_superuser

            uuid = user.uuid or ''

            auths = all_auth[user.id]

            auth_display = ",".join(unicode(auth) for auth in auths)

            elems = filter(lambda x: x is not Omit,

                           [id,

                            user.username if displayname else Omit,

                            user.realname,

                            active, admin, uuid,

                            auth_display,

                            ])

            fields = (format(elem) for elem in elems)

            if options['csv']:

                line = '|'.join(fields)

            else:

                line = ' '.join(f.rjust(w) for f, w in zip(fields, columns))

            self.stdout.write(line + '\n')

class Omit(object):

    pass

def partition_by(f, l):

    d = {}

    for x in l:

        group = f(x)

        group_l = d.get(group, [])

        group_l.append(x)

        d[group] = group_l

    return d