Python UserProfile.can_create_streams方法代码示例

# 需要导入模块: from zerver.models import UserProfile [as 别名]
# 或者: from zerver.models.UserProfile import can_create_streams [as 别名]
def list_to_streams(streams_raw: Iterable[Mapping[str, Any]],
                    user_profile: UserProfile,
                    autocreate: bool=False) -> Tuple[List[Stream], List[Stream]]:
    """Converts list of dicts to a list of Streams, validating input in the process

    For each stream name, we validate it to ensure it meets our
    requirements for a proper stream name using check_stream_name.

    This function in autocreate mode should be atomic: either an exception will be raised
    during a precheck, or all the streams specified will have been created if applicable.

    @param streams_raw The list of stream dictionaries to process;
      names should already be stripped of whitespace by the caller.
    @param user_profile The user for whom we are retreiving the streams
    @param autocreate Whether we should create streams if they don't already exist
    """
    # Validate all streams, getting extant ones, then get-or-creating the rest.

    stream_set = set(stream_dict["name"] for stream_dict in streams_raw)

    for stream_name in stream_set:
        # Stream names should already have been stripped by the
        # caller, but it makes sense to verify anyway.
        assert stream_name == stream_name.strip()
        check_stream_name(stream_name)

    existing_streams = []  # type: List[Stream]
    missing_stream_dicts = []  # type: List[Mapping[str, Any]]
    existing_stream_map = bulk_get_streams(user_profile.realm, stream_set)

    for stream_dict in streams_raw:
        stream_name = stream_dict["name"]
        stream = existing_stream_map.get(stream_name.lower())
        if stream is None:
            missing_stream_dicts.append(stream_dict)
        else:
            existing_streams.append(stream)

    if len(missing_stream_dicts) == 0:
        # This is the happy path for callers who expected all of these
        # streams to exist already.
        created_streams = []  # type: List[Stream]
    else:
        # autocreate=True path starts here
        if not user_profile.can_create_streams():
            raise JsonableError(_('User cannot create streams.'))
        elif not autocreate:
            raise JsonableError(_("Stream(s) (%s) do not exist") % ", ".join(
                stream_dict["name"] for stream_dict in missing_stream_dicts))

        # We already filtered out existing streams, so dup_streams
        # will normally be an empty list below, but we protect against somebody
        # else racing to create the same stream.  (This is not an entirely
        # paranoid approach, since often on Zulip two people will discuss
        # creating a new stream, and both people eagerly do it.)
        created_streams, dup_streams = create_streams_if_needed(realm=user_profile.realm,
                                                                stream_dicts=missing_stream_dicts)
        existing_streams += dup_streams

    return existing_streams, created_streams

# 需要导入模块: from zerver.models import UserProfile [as 别名]
# 或者: from zerver.models.UserProfile import can_create_streams [as 别名]

#.........这里部分代码省略.........
            deleted_stream_ids = {stream['stream_id'] for stream in event['streams']}
            state['streams'] = [s for s in state['streams'] if s['stream_id'] not in deleted_stream_ids]
            state['never_subscribed'] = [stream for stream in state['never_subscribed'] if
                                         stream['stream_id'] not in deleted_stream_ids]

        if event['op'] == 'update':
            # For legacy reasons, we call stream data 'subscriptions' in
            # the state var here, for the benefit of the JS code.
            for obj in state['subscriptions']:
                if obj['name'].lower() == event['name'].lower():
                    obj[event['property']] = event['value']
            # Also update the pure streams data
            for stream in state['streams']:
                if stream['name'].lower() == event['name'].lower():
                    prop = event['property']
                    if prop in stream:
                        stream[prop] = event['value']
        elif event['op'] == "occupy":
            state['streams'] += event['streams']
        elif event['op'] == "vacate":
            stream_ids = [s["stream_id"] for s in event['streams']]
            state['streams'] = [s for s in state['streams'] if s["stream_id"] not in stream_ids]
    elif event['type'] == 'default_streams':
        state['realm_default_streams'] = event['default_streams']
    elif event['type'] == 'default_stream_groups':
        state['realm_default_stream_groups'] = event['default_stream_groups']
    elif event['type'] == 'realm':
        if event['op'] == "update":
            field = 'realm_' + event['property']
            state[field] = event['value']

            # Tricky interaction: Whether we can create streams can get changed here.
            if (field in ['realm_create_stream_by_admins_only',
                          'realm_waiting_period_threshold']) and 'can_create_streams' in state:
                state['can_create_streams'] = user_profile.can_create_streams()
                state['can_subscribe_other_users'] = user_profile.can_subscribe_other_users()
        elif event['op'] == "update_dict":
            for key, value in event['data'].items():
                state['realm_' + key] = value
                # It's a bit messy, but this is where we need to
                # update the state for whether password authentication
                # is enabled on this server.
                if key == 'authentication_methods':
                    state['realm_password_auth_enabled'] = (value['Email'] or value['LDAP'])
                    state['realm_email_auth_enabled'] = value['Email']
    elif event['type'] == "subscription":
        if not include_subscribers and event['op'] in ['peer_add', 'peer_remove']:
            return

        if event['op'] in ["add"]:
            if not include_subscribers:
                # Avoid letting 'subscribers' entries end up in the list
                for i, sub in enumerate(event['subscriptions']):
                    event['subscriptions'][i] = copy.deepcopy(event['subscriptions'][i])
                    del event['subscriptions'][i]['subscribers']

        def name(sub: Dict[str, Any]) -> str:
            return sub['name'].lower()

        if event['op'] == "add":
            added_names = set(map(name, event["subscriptions"]))
            was_added = lambda s: name(s) in added_names

            # add the new subscriptions
            state['subscriptions'] += event['subscriptions']

# 需要导入模块: from zerver.models import UserProfile [as 别名]
# 或者: from zerver.models.UserProfile import can_create_streams [as 别名]

#.........这里部分代码省略.........
        state['realm_domains'] = get_realm_domains(realm)

    if want('realm_emoji'):
        state['realm_emoji'] = realm.get_emoji()

    if want('realm_filters'):
        state['realm_filters'] = realm_filters_for_realm(realm.id)

    if want('realm_user_groups'):
        state['realm_user_groups'] = user_groups_in_realm_serialized(realm)

    if want('realm_user'):
        state['raw_users'] = get_raw_user_data(
            realm_id=realm.id,
            client_gravatar=client_gravatar,
        )

        # For the user's own avatar URL, we force
        # client_gravatar=False, since that saves some unnecessary
        # client-side code for handing medium-size avatars.  See #8253
        # for details.
        state['avatar_source'] = user_profile.avatar_source
        state['avatar_url_medium'] = avatar_url(
            user_profile,
            medium=True,
            client_gravatar=False,
        )
        state['avatar_url'] = avatar_url(
            user_profile,
            medium=False,
            client_gravatar=False,
        )

        state['can_create_streams'] = user_profile.can_create_streams()
        state['can_subscribe_other_users'] = user_profile.can_subscribe_other_users()
        state['cross_realm_bots'] = list(get_cross_realm_dicts())
        state['is_admin'] = user_profile.is_realm_admin
        state['is_guest'] = user_profile.is_guest
        state['user_id'] = user_profile.id
        state['enter_sends'] = user_profile.enter_sends
        state['email'] = user_profile.email
        state['delivery_email'] = user_profile.delivery_email
        state['full_name'] = user_profile.full_name

    if want('realm_bot'):
        state['realm_bots'] = get_owned_bot_dicts(user_profile)

    # This does not yet have an apply_event counterpart, since currently,
    # new entries for EMBEDDED_BOTS can only be added directly in the codebase.
    if want('realm_embedded_bots'):
        realm_embedded_bots = []
        for bot in EMBEDDED_BOTS:
            realm_embedded_bots.append({'name': bot.name,
                                        'config': load_bot_config_template(bot.name)})
        state['realm_embedded_bots'] = realm_embedded_bots

    if want('subscription'):
        subscriptions, unsubscribed, never_subscribed = gather_subscriptions_helper(
            user_profile, include_subscribers=include_subscribers)
        state['subscriptions'] = subscriptions
        state['unsubscribed'] = unsubscribed
        state['never_subscribed'] = never_subscribed

    if want('update_message_flags') and want('message'):
        # Keeping unread_msgs updated requires both message flag updates and
        # message updates. This is due to the fact that new messages will not