models.py 文件源码

def create_usergroup(user, name):
    if not _group_name_re.match(name):
        raise GroupError(_('Invalid group name.'))

    if len(name) < MIN_GROUPNAME_LENGTH:
        err_msg = _('The group name must be at least {} characters').format(
                MIN_GROUPNAME_LENGTH)
        raise GroupError(err_msg)

    if Group.objects.filter(name__iexact=name).count():
        raise GroupError(_('Group does already exist.'))

    group = Group.objects.create(name=name)

    group_proxy = GroupProxy(group)
    group_proxy.add_member(user)

    group.properties.admins.add(user)

    return group