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c958fa2f06
Add code necessary to support publishing options as described in XEP-0060, #7.1.5. A node plugin that expects publishing options must add <<"publish-options">> to the features/0 list and then handle the publishing options handed over to the publish_item/7 call. Signed-off-by: Christian Ulrich <christian@rechenwerk.net>
164 lines
5.4 KiB
Erlang
164 lines
5.4 KiB
Erlang
%%%----------------------------------------------------------------------
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%%% File : node_dag.erl
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%%% Author : Brian Cully <bjc@kublai.com>
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%%% Purpose : experimental support of XEP-248
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%%% Created : 15 Jun 2009 by Brian Cully <bjc@kublai.com>
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%%%
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%%%
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%%% ejabberd, Copyright (C) 2002-2016 ProcessOne
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%%%
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%%% This program is free software; you can redistribute it and/or
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%%% modify it under the terms of the GNU General Public License as
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%%% published by the Free Software Foundation; either version 2 of the
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%%% License, or (at your option) any later version.
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%%%
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%%% This program is distributed in the hope that it will be useful,
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%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
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%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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%%% General Public License for more details.
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%%%
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%%% You should have received a copy of the GNU General Public License along
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%%% with this program; if not, write to the Free Software Foundation, Inc.,
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%%% 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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%%%
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%%%----------------------------------------------------------------------
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-module(node_dag).
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-behaviour(gen_pubsub_node).
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-author('bjc@kublai.com').
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-include("pubsub.hrl").
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-include("jlib.hrl").
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-export([init/3, terminate/2, options/0, features/0,
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create_node_permission/6, create_node/2, delete_node/1,
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purge_node/2, subscribe_node/8, unsubscribe_node/4,
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publish_item/7, delete_item/4, remove_extra_items/3,
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get_entity_affiliations/2, get_node_affiliations/1,
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get_affiliation/2, set_affiliation/3,
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get_entity_subscriptions/2, get_node_subscriptions/1,
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get_subscriptions/2, set_subscriptions/4,
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get_pending_nodes/2, get_states/1, get_state/2,
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set_state/1, get_items/7, get_items/3, get_item/7,
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get_item/2, set_item/1, get_item_name/3, node_to_path/1,
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path_to_node/1]).
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init(Host, ServerHost, Opts) ->
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node_hometree:init(Host, ServerHost, Opts).
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terminate(Host, ServerHost) ->
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node_hometree:terminate(Host, ServerHost).
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options() ->
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[{node_type, leaf} | node_hometree:options()].
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features() ->
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[<<"multi-collection">> | node_hometree:features()].
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create_node_permission(_Host, _ServerHost, _Node, _ParentNode, _Owner, _Access) ->
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{result, true}.
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create_node(Nidx, Owner) ->
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node_hometree:create_node(Nidx, Owner).
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delete_node(Removed) ->
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node_hometree:delete_node(Removed).
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subscribe_node(Nidx, Sender, Subscriber, AccessModel,
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SendLast, PresenceSubscription, RosterGroup, Options) ->
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node_hometree:subscribe_node(Nidx, Sender, Subscriber, AccessModel, SendLast,
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PresenceSubscription, RosterGroup, Options).
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unsubscribe_node(Nidx, Sender, Subscriber, SubId) ->
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node_hometree:unsubscribe_node(Nidx, Sender, Subscriber, SubId).
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publish_item(Nidx, Publisher, Model, MaxItems, ItemId, Payload, PubOpts) ->
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case nodetree_dag:get_node(Nidx) of
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#pubsub_node{options = Options} ->
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case find_opt(node_type, Options) of
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collection ->
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Txt = <<"Publishing items to collection node is not allowed">>,
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{error,
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?ERR_EXTENDED(?ERRT_NOT_ALLOWED(?MYLANG, Txt), <<"publish">>)};
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_ ->
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node_hometree:publish_item(Nidx, Publisher, Model,
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MaxItems, ItemId, Payload, PubOpts)
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end;
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Err -> Err
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end.
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find_opt(_, []) -> false;
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find_opt(Option, [{Option, Value} | _]) -> Value;
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find_opt(Option, [_ | T]) -> find_opt(Option, T).
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remove_extra_items(Nidx, MaxItems, ItemIds) ->
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node_hometree:remove_extra_items(Nidx, MaxItems, ItemIds).
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delete_item(Nidx, Publisher, PublishModel, ItemId) ->
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node_hometree:delete_item(Nidx, Publisher, PublishModel, ItemId).
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purge_node(Nidx, Owner) ->
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node_hometree:purge_node(Nidx, Owner).
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get_entity_affiliations(Host, Owner) ->
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node_hometree:get_entity_affiliations(Host, Owner).
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get_node_affiliations(Nidx) ->
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node_hometree:get_node_affiliations(Nidx).
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get_affiliation(Nidx, Owner) ->
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node_hometree:get_affiliation(Nidx, Owner).
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set_affiliation(Nidx, Owner, Affiliation) ->
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node_hometree:set_affiliation(Nidx, Owner, Affiliation).
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get_entity_subscriptions(Host, Owner) ->
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node_hometree:get_entity_subscriptions(Host, Owner).
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get_node_subscriptions(Nidx) ->
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node_hometree:get_node_subscriptions(Nidx).
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get_subscriptions(Nidx, Owner) ->
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node_hometree:get_subscriptions(Nidx, Owner).
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set_subscriptions(Nidx, Owner, Subscription, SubId) ->
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node_hometree:set_subscriptions(Nidx, Owner, Subscription, SubId).
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get_pending_nodes(Host, Owner) ->
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node_hometree:get_pending_nodes(Host, Owner).
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get_states(Nidx) ->
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node_hometree:get_states(Nidx).
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get_state(Nidx, JID) ->
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node_hometree:get_state(Nidx, JID).
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set_state(State) ->
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node_hometree:set_state(State).
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get_items(Nidx, From, RSM) ->
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node_hometree:get_items(Nidx, From, RSM).
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get_items(Nidx, JID, AccessModel, PresenceSubscription, RosterGroup, SubId, RSM) ->
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node_hometree:get_items(Nidx, JID, AccessModel,
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PresenceSubscription, RosterGroup, SubId, RSM).
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get_item(Nidx, ItemId) ->
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node_hometree:get_item(Nidx, ItemId).
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get_item(Nidx, ItemId, JID, AccessModel, PresenceSubscription, RosterGroup, SubId) ->
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node_hometree:get_item(Nidx, ItemId, JID, AccessModel,
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PresenceSubscription, RosterGroup, SubId).
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set_item(Item) ->
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node_hometree:set_item(Item).
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get_item_name(Host, Node, Id) ->
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node_hometree:get_item_name(Host, Node, Id).
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node_to_path(Node) ->
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node_hometree:node_to_path(Node).
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path_to_node(Path) ->
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node_hometree:path_to_node(Path).
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