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%%%----------------------------------------------------------------------
%%% File : node_dispatch.erl
%%% Author : Christophe Romain <christophe.romain@process-one.net>
%%% Purpose : Publish item to node and all child subnodes
%%% Created : 1 Dec 2007 by Christophe Romain <christophe.romain@process-one.net>
%%%
%%%
%%% ejabberd, Copyright (C) 2002-2016 ProcessOne
%%%
%%% This program is free software; you can redistribute it and/or
%%% modify it under the terms of the GNU General Public License as
%%% published by the Free Software Foundation; either version 2 of the
%%% License, or (at your option) any later version.
%%%
%%% This program is distributed in the hope that it will be useful,
%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
%%% General Public License for more details.
%%%
%%% You should have received a copy of the GNU General Public License along
%%% with this program; if not, write to the Free Software Foundation, Inc.,
%%% 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
%%%
%%%----------------------------------------------------------------------
%%% @doc <p>The <strong>{@module}</strong> module is a PubSub plugin whose
%%% goal is to republished each published item to all its children.</p>
%%% <p>Users cannot subscribe to this node, but are supposed to subscribe to
%%% its children.</p>
%%% This module can not work with virtual nodetree
-module(node_dispatch).
-behaviour(gen_pubsub_node).
-author('christophe.romain@process-one.net').
-include("pubsub.hrl").
-include("jlib.hrl").
-export([init/3, terminate/2, options/0, features/0,
create_node_permission/6, create_node/2, delete_node/1,
purge_node/2, subscribe_node/8, unsubscribe_node/4,
publish_item/7, delete_item/4, remove_extra_items/3,
get_entity_affiliations/2, get_node_affiliations/1,
get_affiliation/2, set_affiliation/3,
get_entity_subscriptions/2, get_node_subscriptions/1,
get_subscriptions/2, set_subscriptions/4,
get_pending_nodes/2, get_states/1, get_state/2,
set_state/1, get_items/7, get_items/3, get_item/7,
get_item/2, set_item/1, get_item_name/3, node_to_path/1,
path_to_node/1]).
init(Host, ServerHost, Opts) ->
node_hometree:init(Host, ServerHost, Opts).
terminate(Host, ServerHost) ->
node_hometree:terminate(Host, ServerHost).
options() ->
[{deliver_payloads, true},
{notify_config, false},
{notify_delete, false},
{notify_retract, true},
{purge_offline, false},
{persist_items, true},
{max_items, ?MAXITEMS},
{subscribe, true},
{access_model, presence},
{roster_groups_allowed, []},
{publish_model, publishers},
{notification_type, headline},
{max_payload_size, ?MAX_PAYLOAD_SIZE},
{send_last_published_item, never},
{deliver_notifications, true},
{presence_based_delivery, false},
{itemreply, none}].
features() ->
[<<"create-nodes">>,
<<"delete-nodes">>,
<<"instant-nodes">>,
<<"outcast-affiliation">>,
<<"persistent-items">>,
<<"publish">>,
<<"retrieve-items">>].
create_node_permission(Host, ServerHost, Node, ParentNode, Owner, Access) ->
node_hometree:create_node_permission(Host, ServerHost, Node, ParentNode, Owner, Access).
create_node(Nidx, Owner) ->
node_hometree:create_node(Nidx, Owner).
delete_node(Nodes) ->
node_hometree:delete_node(Nodes).
subscribe_node(_Nidx, _Sender, _Subscriber, _AccessModel, _SendLast, _PresenceSubscription,
_RosterGroup, _Options) ->
{error, ?ERR_FORBIDDEN}.
unsubscribe_node(_Nidx, _Sender, _Subscriber, _SubId) ->
{error, ?ERR_FORBIDDEN}.
publish_item(Nidx, Publisher, PublishModel, MaxItems, ItemId, Payload,
PubOpts) ->
case nodetree_tree:get_node(Nidx) of
#pubsub_node{nodeid = {Host, Node}} ->
lists:foreach(fun (SubNode) ->
node_hometree:publish_item(SubNode#pubsub_node.id,
Publisher, PublishModel, MaxItems,
ItemId, Payload, PubOpts)
end,
nodetree_tree:get_subnodes(Host, Node, Publisher)),
{result, {default, broadcast, []}};
Error ->
Error
end.
remove_extra_items(_Nidx, _MaxItems, ItemIds) ->
{result, {ItemIds, []}}.
delete_item(_Nidx, _Publisher, _PublishModel, _ItemId) ->
{error, ?ERR_ITEM_NOT_FOUND}.
purge_node(_Nidx, _Owner) ->
{error, ?ERR_FORBIDDEN}.
get_entity_affiliations(_Host, _Owner) ->
{result, []}.
get_node_affiliations(_Nidx) ->
{result, []}.
get_affiliation(_Nidx, _Owner) ->
{result, none}.
set_affiliation(Nidx, Owner, Affiliation) ->
node_hometree:set_affiliation(Nidx, Owner, Affiliation).
get_entity_subscriptions(_Host, _Owner) ->
{result, []}.
get_node_subscriptions(Nidx) ->
node_hometree:get_node_subscriptions(Nidx).
get_subscriptions(_Nidx, _Owner) ->
{result, []}.
set_subscriptions(Nidx, Owner, Subscription, SubId) ->
node_hometree:set_subscriptions(Nidx, Owner, Subscription, SubId).
get_pending_nodes(Host, Owner) ->
node_hometree:get_pending_nodes(Host, Owner).
get_states(Nidx) ->
node_hometree:get_states(Nidx).
get_state(Nidx, JID) ->
node_hometree:get_state(Nidx, JID).
set_state(State) ->
node_hometree:set_state(State).
get_items(Nidx, From, RSM) ->
node_hometree:get_items(Nidx, From, RSM).
get_items(Nidx, JID, AccessModel, PresenceSubscription, RosterGroup, SubId, RSM) ->
node_hometree:get_items(Nidx, JID, AccessModel,
PresenceSubscription, RosterGroup, SubId, RSM).
get_item(Nidx, ItemId) ->
node_hometree:get_item(Nidx, ItemId).
get_item(Nidx, ItemId, JID, AccessModel, PresenceSubscription, RosterGroup, SubId) ->
node_hometree:get_item(Nidx, ItemId, JID, AccessModel,
PresenceSubscription, RosterGroup, SubId).
set_item(Item) ->
node_hometree:set_item(Item).
get_item_name(Host, Node, Id) ->
node_hometree:get_item_name(Host, Node, Id).
node_to_path(Node) ->
node_hometree:node_to_path(Node).
path_to_node(Path) ->
node_hometree:path_to_node(Path).
|
