示例#1
0
def get_user_data(
    user_profile: UserProfile,
    include_custom_profile_fields: bool,
    client_gravatar: bool,
    target_user: Optional[UserProfile] = None,
) -> Dict[str, Any]:
    """
    The client_gravatar field here is set to True by default assuming that clients
    can compute their own gravatars, which saves bandwidth. This is more important of
    an optimization than it might seem because gravatar URLs contain MD5 hashes that
    compress very poorly compared to other data.
    """
    realm = user_profile.realm
    if realm.email_address_visibility != Realm.EMAIL_ADDRESS_VISIBILITY_EVERYONE:
        # If email addresses are only available to administrators,
        # clients cannot compute gravatars, so we force-set it to false.
        client_gravatar = False

    members = get_raw_user_data(
        realm,
        user_profile,
        target_user=target_user,
        client_gravatar=client_gravatar,
        user_avatar_url_field_optional=False,
        include_custom_profile_fields=include_custom_profile_fields,
    )

    if target_user is not None:
        data: Dict[str, Any] = {"user": members[target_user.id]}
    else:
        data = {"members": [members[k] for k in members]}

    return data
示例#2
0
def get_members_backend(request: HttpRequest, user_profile: UserProfile, user_id: Optional[int]=None,
                        include_custom_profile_fields: bool=REQ(validator=check_bool,
                                                                default=False),
                        client_gravatar: bool=REQ(validator=check_bool, default=False),
                        ) -> HttpResponse:
    '''
    The client_gravatar field here is set to True if clients can compute
    their own gravatars, which saves us bandwidth.  We want to eventually
    make this the default behavior, but we have old clients that expect
    the server to compute this for us.
    '''
    realm = user_profile.realm
    if realm.email_address_visibility != Realm.EMAIL_ADDRESS_VISIBILITY_EVERYONE:
        # If email addresses are only available to administrators,
        # clients cannot compute gravatars, so we force-set it to false.
        client_gravatar = False
    target_user = None
    if user_id is not None:
        target_user = access_user_by_id(user_profile, user_id, allow_deactivated=True,
                                        allow_bots=True, read_only=True)

    members = get_raw_user_data(realm, user_profile, target_user=target_user,
                                client_gravatar=client_gravatar,
                                user_avatar_url_field_optional=False,
                                include_custom_profile_fields=include_custom_profile_fields)

    if target_user is not None:
        data: Dict[str, Any] = {"user": members[target_user.id]}
    else:
        data = {"members": [members[k] for k in members]}

    return json_success(data)
示例#3
0
    def test_get_raw_user_data_on_system_bot_realm(self) -> None:
        realm = get_realm(settings.SYSTEM_BOT_REALM)
        result = get_raw_user_data(
            realm,
            self.example_user("hamlet"),
            client_gravatar=True,
            user_avatar_url_field_optional=True,
        )

        for bot_email in settings.CROSS_REALM_BOT_EMAILS:
            bot_profile = get_system_bot(bot_email, realm.id)
            self.assertTrue(bot_profile.id in result)
            self.assertTrue(result[bot_profile.id]["is_system_bot"])
示例#4
0
def get_profile_backend(request: HttpRequest, user_profile: UserProfile) -> HttpResponse:
    raw_user_data = get_raw_user_data(user_profile.realm, user_profile,
                                      client_gravatar=False, target_user=user_profile)
    result: Dict[str, Any] = raw_user_data[user_profile.id]

    result['max_message_id'] = -1
    result['pointer'] = user_profile.pointer

    messages = Message.objects.filter(usermessage__user_profile=user_profile).order_by('-id')[:1]
    if messages:
        result['max_message_id'] = messages[0].id

    return json_success(result)
示例#5
0
文件: users.py 项目: mrchntia/zulip
def get_profile_backend(request: HttpRequest,
                        user_profile: UserProfile) -> HttpResponse:
    raw_user_data = get_raw_user_data(
        user_profile.realm,
        user_profile,
        target_user=user_profile,
        client_gravatar=False,
        user_avatar_url_field_optional=False,
    )
    result: Dict[str, Any] = raw_user_data[user_profile.id]

    result["max_message_id"] = -1

    messages = Message.objects.filter(
        usermessage__user_profile=user_profile).order_by("-id")[:1]
    if messages:
        result["max_message_id"] = messages[0].id

    return json_success(result)
示例#6
0
文件: users.py 项目: mrchntia/zulip
def get_members_backend(
    request: HttpRequest,
    user_profile: UserProfile,
    user_id: Optional[int] = None,
    include_custom_profile_fields: bool = REQ(json_validator=check_bool,
                                              default=False),
    client_gravatar: bool = REQ(json_validator=check_bool, default=True),
) -> HttpResponse:
    """
    The client_gravatar field here is set to True by default assuming that clients
    can compute their own gravatars, which saves bandwidth. This is more important of
    an optimization than it might seem because gravatar URLs contain MD5 hashes that
    compress very poorly compared to other data.
    """
    realm = user_profile.realm
    if realm.email_address_visibility != Realm.EMAIL_ADDRESS_VISIBILITY_EVERYONE:
        # If email addresses are only available to administrators,
        # clients cannot compute gravatars, so we force-set it to false.
        client_gravatar = False
    target_user = None
    if user_id is not None:
        target_user = access_user_by_id(user_profile,
                                        user_id,
                                        allow_deactivated=True,
                                        allow_bots=True,
                                        for_admin=False)

    members = get_raw_user_data(
        realm,
        user_profile,
        target_user=target_user,
        client_gravatar=client_gravatar,
        user_avatar_url_field_optional=False,
        include_custom_profile_fields=include_custom_profile_fields,
    )

    if target_user is not None:
        data: Dict[str, Any] = {"user": members[target_user.id]}
    else:
        data = {"members": [members[k] for k in members]}

    return json_success(data)
示例#7
0
def get_members_backend(
    request: HttpRequest,
    user_profile: UserProfile,
    include_custom_profile_fields: bool = REQ(validator=check_bool,
                                              default=False),
    client_gravatar: bool = REQ(validator=check_bool, default=False)
) -> HttpResponse:
    '''
    The client_gravatar field here is set to True if clients can compute
    their own gravatars, which saves us bandwidth.  We want to eventually
    make this the default behavior, but we have old clients that expect
    the server to compute this for us.
    '''
    realm = user_profile.realm
    if realm.email_address_visibility == Realm.EMAIL_ADDRESS_VISIBILITY_ADMINS:
        # If email addresses are only available to administrators,
        # clients cannot compute gravatars, so we force-set it to false.
        client_gravatar = False
    members = get_raw_user_data(
        realm,
        user_profile=user_profile,
        client_gravatar=client_gravatar,
        include_custom_profile_fields=include_custom_profile_fields)
    return json_success({'members': members.values()})
示例#8
0
def fetch_initial_state_data(
        user_profile: UserProfile,
        event_types: Optional[Iterable[str]],
        queue_id: str,
        client_gravatar: bool,
        user_avatar_url_field_optional: bool,
        slim_presence: bool = False,
        include_subscribers: bool = True) -> Dict[str, Any]:
    state: Dict[str, Any] = {'queue_id': queue_id}
    realm = user_profile.realm

    if event_types is None:
        # return True always
        want: Callable[[str], bool] = always_want
    else:
        want = set(event_types).__contains__

    # Show the version info unconditionally.
    state['zulip_version'] = ZULIP_VERSION
    state['zulip_feature_level'] = API_FEATURE_LEVEL

    if want('alert_words'):
        state['alert_words'] = user_alert_words(user_profile)

    if want('custom_profile_fields'):
        fields = custom_profile_fields_for_realm(realm.id)
        state['custom_profile_fields'] = [f.as_dict() for f in fields]
        state[
            'custom_profile_field_types'] = CustomProfileField.FIELD_TYPE_CHOICES_DICT

    if want('hotspots'):
        state['hotspots'] = get_next_hotspots(user_profile)

    if want('message'):
        # The client should use get_messages() to fetch messages
        # starting with the max_message_id.  They will get messages
        # newer than that ID via get_events()
        user_messages = UserMessage.objects \
            .filter(user_profile=user_profile) \
            .order_by('-message_id') \
            .values('message_id')[:1]
        if user_messages:
            state['max_message_id'] = user_messages[0]['message_id']
        else:
            state['max_message_id'] = -1

    if want('muted_topics'):
        state['muted_topics'] = get_topic_mutes(user_profile)

    if want('presence'):
        state['presences'] = get_presences_for_realm(realm, user_profile,
                                                     slim_presence)

    if want('realm'):
        for property_name in Realm.property_types:
            state['realm_' + property_name] = getattr(realm, property_name)

        # Most state is handled via the property_types framework;
        # these manual entries are for those realm settings that don't
        # fit into that framework.
        state[
            'realm_authentication_methods'] = realm.authentication_methods_dict(
            )
        state['realm_allow_message_editing'] = realm.allow_message_editing
        state[
            'realm_allow_community_topic_editing'] = realm.allow_community_topic_editing
        state['realm_allow_message_deleting'] = realm.allow_message_deleting
        state[
            'realm_message_content_edit_limit_seconds'] = realm.message_content_edit_limit_seconds
        state[
            'realm_message_content_delete_limit_seconds'] = realm.message_content_delete_limit_seconds
        state['realm_community_topic_editing_limit_seconds'] = \
            Realm.DEFAULT_COMMUNITY_TOPIC_EDITING_LIMIT_SECONDS
        state['realm_icon_url'] = realm_icon_url(realm)
        state['realm_icon_source'] = realm.icon_source
        state['max_icon_file_size'] = settings.MAX_ICON_FILE_SIZE
        add_realm_logo_fields(state, realm)
        state['realm_bot_domain'] = realm.get_bot_domain()
        state['realm_uri'] = realm.uri
        state[
            'realm_available_video_chat_providers'] = realm.VIDEO_CHAT_PROVIDERS
        state['realm_presence_disabled'] = realm.presence_disabled
        state['settings_send_digest_emails'] = settings.SEND_DIGEST_EMAILS
        state[
            'realm_digest_emails_enabled'] = realm.digest_emails_enabled and settings.SEND_DIGEST_EMAILS
        state['realm_is_zephyr_mirror_realm'] = realm.is_zephyr_mirror_realm
        state['realm_email_auth_enabled'] = email_auth_enabled(realm)
        state['realm_password_auth_enabled'] = password_auth_enabled(realm)
        state['realm_push_notifications_enabled'] = push_notifications_enabled(
        )
        state['realm_upload_quota'] = realm.upload_quota_bytes()
        state['realm_plan_type'] = realm.plan_type
        state['zulip_plan_is_not_limited'] = realm.plan_type != Realm.LIMITED
        state['upgrade_text_for_wide_organization_logo'] = str(
            Realm.UPGRADE_TEXT_STANDARD)
        state['realm_default_external_accounts'] = DEFAULT_EXTERNAL_ACCOUNTS
        state['jitsi_server_url'] = settings.JITSI_SERVER_URL
        state['development_environment'] = settings.DEVELOPMENT
        state['server_generation'] = settings.SERVER_GENERATION
        state['password_min_length'] = settings.PASSWORD_MIN_LENGTH
        state['password_min_guesses'] = settings.PASSWORD_MIN_GUESSES
        state['max_file_upload_size_mib'] = settings.MAX_FILE_UPLOAD_SIZE
        state['max_avatar_file_size_mib'] = settings.MAX_AVATAR_FILE_SIZE
        state['server_inline_image_preview'] = settings.INLINE_IMAGE_PREVIEW
        state[
            'server_inline_url_embed_preview'] = settings.INLINE_URL_EMBED_PREVIEW
        state[
            'server_avatar_changes_disabled'] = settings.AVATAR_CHANGES_DISABLED
        state['server_name_changes_disabled'] = settings.NAME_CHANGES_DISABLED

        if realm.notifications_stream and not realm.notifications_stream.deactivated:
            notifications_stream = realm.notifications_stream
            state['realm_notifications_stream_id'] = notifications_stream.id
        else:
            state['realm_notifications_stream_id'] = -1

        signup_notifications_stream = realm.get_signup_notifications_stream()
        if signup_notifications_stream:
            state[
                'realm_signup_notifications_stream_id'] = signup_notifications_stream.id
        else:
            state['realm_signup_notifications_stream_id'] = -1

    if want('realm_domains'):
        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_filtered_user'):
        state['filtered_users'] = get_filtered_user_data(
            realm,
            user_profile,
            client_gravatar=client_gravatar,
            user_avatar_url_field_optional=user_avatar_url_field_optional)
        # 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_owner'] = user_profile.is_realm_owner
        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_user'):
        state['raw_users'] = get_raw_user_data(
            realm,
            user_profile,
            client_gravatar=client_gravatar,
            user_avatar_url_field_optional=user_avatar_url_field_optional)

        # 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_owner'] = user_profile.is_realm_owner
        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

    # This does not have an apply_events counterpart either since
    # this data is mostly static.
    if want('realm_incoming_webhook_bots'):
        realm_incoming_webhook_bots = []
        for integration in WEBHOOK_INTEGRATIONS:
            realm_incoming_webhook_bots.append({
                'name': integration.name,
                'config': {c[1]: c[0]
                           for c in integration.config_options},
            })
        state['realm_incoming_webhook_bots'] = realm_incoming_webhook_bots

    if want('recent_private_conversations'):
        # A data structure containing records of this form:
        #
        #   [{'max_message_id': 700175, 'user_ids': [801]}]
        #
        # for all recent private message conversations, ordered by the
        # highest message ID in the conversation.  The user_ids list
        # is the list of users other than the current user in the
        # private message conversation (so it is [] for PMs to self).
        # Note that raw_recent_private_conversations is an
        # intermediate form as a dictionary keyed by recipient_id,
        # which is more efficient to update, and is rewritten to the
        # final format in post_process_state.
        state[
            'raw_recent_private_conversations'] = get_recent_private_conversations(
                user_profile)

    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
        # generate a flag update so we need to use the flags field in the
        # message event.
        state['raw_unread_msgs'] = get_raw_unread_data(user_profile)

    if want('starred_messages'):
        state['starred_messages'] = get_starred_message_ids(user_profile)

    if want('stream'):
        state['streams'] = do_get_streams(user_profile)
        state['stream_name_max_length'] = Stream.MAX_NAME_LENGTH
        state['stream_description_max_length'] = Stream.MAX_DESCRIPTION_LENGTH
    if want('default_streams'):
        if user_profile.is_guest:
            state['realm_default_streams'] = []
        else:
            state['realm_default_streams'] = streams_to_dicts_sorted(
                get_default_streams_for_realm(realm.id))
    if want('default_stream_groups'):
        if user_profile.is_guest:
            state['realm_default_stream_groups'] = []
        else:
            state[
                'realm_default_stream_groups'] = default_stream_groups_to_dicts_sorted(
                    get_default_stream_groups(realm))

    if want('stop_words'):
        state['stop_words'] = read_stop_words()

    if want('update_display_settings'):
        for prop in UserProfile.property_types:
            state[prop] = getattr(user_profile, prop)
        state['emojiset_choices'] = user_profile.emojiset_choices()

    if want('update_global_notifications'):
        for notification in UserProfile.notification_setting_types:
            state[notification] = getattr(user_profile, notification)
        state[
            'available_notification_sounds'] = get_available_notification_sounds(
            )

    if want('user_status'):
        state['user_status'] = get_user_info_dict(realm_id=realm.id)

    if want('video_calls'):
        state['has_zoom_token'] = user_profile.zoom_token is not None

    return state
示例#9
0
def fetch_initial_state_data(
    user_profile: Optional[UserProfile],
    *,
    realm: Optional[Realm] = None,
    event_types: Optional[Iterable[str]] = None,
    queue_id: Optional[str] = "",
    client_gravatar: bool = False,
    user_avatar_url_field_optional: bool = False,
    slim_presence: bool = False,
    include_subscribers: bool = True,
    include_streams: bool = True,
) -> Dict[str, Any]:
    """When `event_types` is None, fetches the core data powering the
    webapp's `page_params` and `/api/v1/register` (for mobile/terminal
    apps).  Can also fetch a subset as determined by `event_types`.

    The user_profile=None code path is used for logged-out public
    access to streams with is_web_public=True.

    Whenever you add new code to this function, you should also add
    corresponding events for changes in the data structures and new
    code to apply_events (and add a test in test_events.py).
    """
    if realm is None:
        assert user_profile is not None
        realm = user_profile.realm

    state: Dict[str, Any] = {'queue_id': queue_id}

    if event_types is None:
        # return True always
        want: Callable[[str], bool] = always_want
    else:
        want = set(event_types).__contains__

    # Show the version info unconditionally.
    state['zulip_version'] = ZULIP_VERSION
    state['zulip_feature_level'] = API_FEATURE_LEVEL

    if want('alert_words'):
        state['alert_words'] = [] if user_profile is None else user_alert_words(user_profile)

    if want('custom_profile_fields'):
        fields = custom_profile_fields_for_realm(realm.id)
        state['custom_profile_fields'] = [f.as_dict() for f in fields]
        state['custom_profile_field_types'] = {
            item[4]: {"id": item[0], "name": str(item[1])} for item in CustomProfileField.ALL_FIELD_TYPES
        }

    if want('hotspots'):
        # Even if we offered special hotspots for guests without an
        # account, we'd maybe need to store their state using cookies
        # or local storage, rather than in the database.
        state['hotspots'] = [] if user_profile is None else get_next_hotspots(user_profile)

    if want('message'):
        # Since the introduction of `anchor="latest"` in the API,
        # `max_message_id` is primarily used for generating `local_id`
        # values that are higher than this.  We likely can eventually
        # remove this parameter from the API.
        user_messages = []
        if user_profile is not None:
            user_messages = UserMessage.objects \
                .filter(user_profile=user_profile) \
                .order_by('-message_id') \
                .values('message_id')[:1]
        if user_messages:
            state['max_message_id'] = user_messages[0]['message_id']
        else:
            state['max_message_id'] = -1

    if want('muted_topics'):
        state['muted_topics'] = [] if user_profile is None else get_topic_mutes(user_profile)

    if want('presence'):
        state['presences'] = {} if user_profile is None else get_presences_for_realm(realm, slim_presence)

    if want('realm'):
        for property_name in Realm.property_types:
            state['realm_' + property_name] = getattr(realm, property_name)

        # Most state is handled via the property_types framework;
        # these manual entries are for those realm settings that don't
        # fit into that framework.
        state['realm_authentication_methods'] = realm.authentication_methods_dict()

        # We pretend these features are disabled because guests can't
        # access them.  In the future, we may want to move this logic
        # to the frontends, so that we can correctly display what
        # these fields are in the settings.
        state['realm_allow_message_editing'] = False if user_profile is None else realm.allow_message_editing
        state['realm_allow_community_topic_editing'] = False if user_profile is None else realm.allow_community_topic_editing
        state['realm_allow_message_deleting'] = False if user_profile is None else realm.allow_message_deleting

        state['realm_message_content_edit_limit_seconds'] = realm.message_content_edit_limit_seconds
        state['realm_message_content_delete_limit_seconds'] = realm.message_content_delete_limit_seconds
        state['realm_community_topic_editing_limit_seconds'] = \
            Realm.DEFAULT_COMMUNITY_TOPIC_EDITING_LIMIT_SECONDS

        # This setting determines whether to send presence and also
        # whether to display of users list in the right sidebar; we
        # want both behaviors for logged-out users.  We may in the
        # future choose to move this logic to the frontend.
        state['realm_presence_disabled'] = True if user_profile is None else realm.presence_disabled

        state['realm_icon_url'] = realm_icon_url(realm)
        state['realm_icon_source'] = realm.icon_source
        state['max_icon_file_size'] = settings.MAX_ICON_FILE_SIZE
        add_realm_logo_fields(state, realm)
        state['realm_bot_domain'] = realm.get_bot_domain()
        state['realm_uri'] = realm.uri
        state['realm_available_video_chat_providers'] = realm.VIDEO_CHAT_PROVIDERS
        state['settings_send_digest_emails'] = settings.SEND_DIGEST_EMAILS
        state['realm_digest_emails_enabled'] = realm.digest_emails_enabled and settings.SEND_DIGEST_EMAILS
        state['realm_is_zephyr_mirror_realm'] = realm.is_zephyr_mirror_realm
        state['realm_email_auth_enabled'] = email_auth_enabled(realm)
        state['realm_password_auth_enabled'] = password_auth_enabled(realm)
        state['realm_push_notifications_enabled'] = push_notifications_enabled()
        state['realm_upload_quota'] = realm.upload_quota_bytes()
        state['realm_plan_type'] = realm.plan_type
        state['zulip_plan_is_not_limited'] = realm.plan_type != Realm.LIMITED
        state['upgrade_text_for_wide_organization_logo'] = str(Realm.UPGRADE_TEXT_STANDARD)
        state['realm_default_external_accounts'] = DEFAULT_EXTERNAL_ACCOUNTS
        state['jitsi_server_url']                = settings.JITSI_SERVER_URL.rstrip('/')
        state['development_environment']         = settings.DEVELOPMENT
        state['server_generation']               = settings.SERVER_GENERATION
        state['password_min_length']             = settings.PASSWORD_MIN_LENGTH
        state['password_min_guesses']            = settings.PASSWORD_MIN_GUESSES
        state['max_file_upload_size_mib']        = settings.MAX_FILE_UPLOAD_SIZE
        state['max_avatar_file_size_mib']        = settings.MAX_AVATAR_FILE_SIZE
        state['server_inline_image_preview']     = settings.INLINE_IMAGE_PREVIEW
        state['server_inline_url_embed_preview'] = settings.INLINE_URL_EMBED_PREVIEW
        state['server_avatar_changes_disabled']  = settings.AVATAR_CHANGES_DISABLED
        state['server_name_changes_disabled']    = settings.NAME_CHANGES_DISABLED

        if realm.notifications_stream and not realm.notifications_stream.deactivated:
            notifications_stream = realm.notifications_stream
            state['realm_notifications_stream_id'] = notifications_stream.id
        else:
            state['realm_notifications_stream_id'] = -1

        signup_notifications_stream = realm.get_signup_notifications_stream()
        if signup_notifications_stream:
            state['realm_signup_notifications_stream_id'] = signup_notifications_stream.id
        else:
            state['realm_signup_notifications_stream_id'] = -1

    if want('realm_domains'):
        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 user_profile is not None:
        settings_user = user_profile
    else:
        # When UserProfile=None, we want to serve the values for various
        # settings as the defaults.  Instead of copying the default values
        # from models.py here, we access these default values from a
        # temporary UserProfile object that will not be saved to the database.
        #
        # We also can set various fields to avoid duplicating code
        # unnecessarily.
        settings_user = UserProfile(
            full_name="Anonymous User",
            email="*****@*****.**",
            delivery_email="*****@*****.**",
            realm=realm,
            # We tag logged-out users as guests because most guest
            # restrictions apply to these users as well, and it lets
            # us avoid unnecessary conditionals.
            role=UserProfile.ROLE_GUEST,
            avatar_source=UserProfile.AVATAR_FROM_GRAVATAR,
            # ID=0 is not used in real Zulip databases, ensuring this is unique.
            id=0,
        )
    if want('realm_user'):
        state['raw_users'] = get_raw_user_data(realm, user_profile,
                                               client_gravatar=client_gravatar,
                                               user_avatar_url_field_optional=user_avatar_url_field_optional)
        state['cross_realm_bots'] = list(get_cross_realm_dicts())

        # 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'] = settings_user.avatar_source
        state['avatar_url_medium'] = avatar_url(
            settings_user,
            medium=True,
            client_gravatar=False,
        )
        state['avatar_url'] = avatar_url(
            settings_user,
            medium=False,
            client_gravatar=False,
        )

        state['can_create_streams'] = settings_user.can_create_streams()
        state['can_subscribe_other_users'] = settings_user.can_subscribe_other_users()
        state['is_admin'] = settings_user.is_realm_admin
        state['is_owner'] = settings_user.is_realm_owner
        state['is_guest'] = settings_user.is_guest
        state['user_id'] = settings_user.id
        state['enter_sends'] = settings_user.enter_sends
        state['email'] = settings_user.email
        state['delivery_email'] = settings_user.delivery_email
        state['full_name'] = settings_user.full_name

    if want('realm_bot'):
        state['realm_bots'] = [] if user_profile is None else 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

    # This does not have an apply_events counterpart either since
    # this data is mostly static.
    if want('realm_incoming_webhook_bots'):
        realm_incoming_webhook_bots = []
        for integration in WEBHOOK_INTEGRATIONS:
            realm_incoming_webhook_bots.append({
                'name': integration.name,
                'config': {c[1]: c[0] for c in integration.config_options},
            })
        state['realm_incoming_webhook_bots'] = realm_incoming_webhook_bots

    if want('recent_private_conversations'):
        # A data structure containing records of this form:
        #
        #   [{'max_message_id': 700175, 'user_ids': [801]}]
        #
        # for all recent private message conversations, ordered by the
        # highest message ID in the conversation.  The user_ids list
        # is the list of users other than the current user in the
        # private message conversation (so it is [] for PMs to self).
        # Note that raw_recent_private_conversations is an
        # intermediate form as a dictionary keyed by recipient_id,
        # which is more efficient to update, and is rewritten to the
        # final format in post_process_state.
        state['raw_recent_private_conversations'] = {} if user_profile is None else get_recent_private_conversations(user_profile)

    if want('subscription'):
        if user_profile is not None:
            sub_info = gather_subscriptions_helper(
                user_profile,
                include_subscribers=include_subscribers,
            )
        else:
            sub_info = get_web_public_subs(realm)

        state['subscriptions'] = sub_info.subscriptions
        state['unsubscribed'] = sub_info.unsubscribed
        state['never_subscribed'] = sub_info.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
        # generate a flag update so we need to use the flags field in the
        # message event.

        if user_profile is not None:
            state['raw_unread_msgs'] = get_raw_unread_data(user_profile)
        else:
            # For logged-out visitors, we treat all messages as read;
            # calling this helper lets us return empty objects in the
            # appropriate format.
            state['raw_unread_msgs'] = extract_unread_data_from_um_rows([], user_profile)

    if want('starred_messages'):
        state['starred_messages'] = [] if user_profile is None else get_starred_message_ids(user_profile)

    if want('stream'):
        if include_streams:
            # The webapp doesn't use the data from here; instead,
            # it uses data from state["subscriptions"] and other
            # places.
            if user_profile is not None:
                state['streams'] = do_get_streams(user_profile)
            else:
                # TODO: This line isn't used by the webapp because it
                # gets these data via the `subscriptions` key; it will
                # be used when the mobile apps support logged-out
                # access.
                state['streams'] = get_web_public_streams(realm)  # nocoverage
        state['stream_name_max_length'] = Stream.MAX_NAME_LENGTH
        state['stream_description_max_length'] = Stream.MAX_DESCRIPTION_LENGTH
    if want('default_streams'):
        if settings_user.is_guest:
            # Guest users and logged-out users don't have access to
            # all default streams, so we pretend the organization
            # doesn't have any.
            state['realm_default_streams'] = []
        else:
            state['realm_default_streams'] = streams_to_dicts_sorted(
                get_default_streams_for_realm(realm.id))
    if want('default_stream_groups'):
        if settings_user.is_guest:
            state['realm_default_stream_groups'] = []
        else:
            state['realm_default_stream_groups'] = default_stream_groups_to_dicts_sorted(
                get_default_stream_groups(realm))

    if want('stop_words'):
        state['stop_words'] = read_stop_words()

    if want('update_display_settings'):
        for prop in UserProfile.property_types:
            state[prop] = getattr(settings_user, prop)
            state['emojiset_choices'] = UserProfile.emojiset_choices()

    if want('update_global_notifications'):
        for notification in UserProfile.notification_setting_types:
            state[notification] = getattr(settings_user, notification)
        state['available_notification_sounds'] = get_available_notification_sounds()

    if want('user_status'):
        # We require creating an account to access statuses.
        state['user_status'] = {} if user_profile is None else get_user_info_dict(realm_id=realm.id)

    if want('video_calls'):
        state['has_zoom_token'] = settings_user.zoom_token is not None

    return state