xmpp.chapril.org-ejabberd/src/mod_pubsub/node_pep.erl

207 lines
6.0 KiB
Erlang

%%% ====================================================================
%%% ``The contents of this file are subject to the Erlang Public License,
%%% Version 1.1, (the "License"); you may not use this file except in
%%% compliance with the License. You should have received a copy of the
%%% Erlang Public License along with this software. If not, it can be
%%% retrieved via the world wide web at http://www.erlang.org/.
%%%
%%% Software distributed under the License is distributed on an "AS IS"
%%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%%% the License for the specific language governing rights and limitations
%%% under the License.
%%%
%%% The Initial Developer of the Original Code is Process-one.
%%% Portions created by Process-one are Copyright 2006-2007, Process-one
%%% All Rights Reserved.''
%%% This software is copyright 2006-2007, Process-one.
%%%
%%%
%%% @copyright 2006-2007 Process-one
%%% @author Christophe Romain <christophe.romain@process-one.net>
%%% [http://www.process-one.net/]
%%% @version {@vsn}, {@date} {@time}
%%% @end
%%% ====================================================================
%%% @doc The module <strong>{@module}</strong> is the pep PubSub plugin.
%%% <p>PubSub plugin nodes are using the {@link gen_pubsub_node} behaviour.</p>
-module(node_pep).
-author('christophe.romain@process-one.net').
-include("pubsub.hrl").
-include("jlib.hrl").
-behaviour(gen_pubsub_node).
%% API definition
-export([init/3, terminate/2,
options/0, features/0,
create_node_permission/6,
create_node/3,
delete_node/2,
purge_node/3,
subscribe_node/8,
unsubscribe_node/5,
publish_item/7,
delete_item/4,
remove_extra_items/4,
get_entity_affiliations/2,
get_node_affiliations/2,
get_affiliation/3,
set_affiliation/4,
get_entity_subscriptions/2,
get_node_subscriptions/2,
get_subscription/3,
set_subscription/4,
get_states/2,
get_state/3,
set_state/1,
get_items/2,
get_item/3,
set_item/1
]).
init(Host, ServerHost, Opts) ->
node_default:init(Host, ServerHost, Opts),
ok.
terminate(Host, ServerHost) ->
node_default:terminate(Host, ServerHost),
ok.
options() ->
[{node_type, pep},
{deliver_payloads, true},
{notify_config, false},
{notify_delete, false},
{notify_retract, false},
{persist_items, false},
{max_items, ?MAXITEMS div 2},
{subscribe, true},
{access_model, presence},
{access_roster_groups, []},
{publish_model, publishers},
{max_payload_size, ?MAX_PAYLOAD_SIZE},
{send_last_published_item, on_sub_and_presence},
{deliver_notifications, true},
{presence_based_delivery, true}].
features() ->
["create-nodes", %*
"auto-create", %*
"auto-subscribe", %*
"delete-nodes", %*
"filtered-notifications", %*
"item-ids",
"modify-affiliations",
"outcast-affiliation",
"persistent-items",
"publish", %*
"purge-nodes",
"retract-items",
"retrieve-affiliations",
"retrieve-items", %*
"retrieve-subscriptions",
"subscribe" %*
].
create_node_permission(_Host, _ServerHost, _Node, _ParentNode, _Owner, _Access) ->
%% TODO may we check bare JID match ?
{result, true}.
create_node(Host, Node, Owner) ->
case node_default:create_node(Host, Node, Owner) of
{result, _} -> {result, []};
Error -> Error
end.
delete_node(Host, Removed) ->
case node_default:delete_node(Host, Removed) of
{result, {_, _, Removed}} -> {result, {[], Removed}};
Error -> Error
end.
subscribe_node(Host, Node, Sender, Subscriber, AccessModel,
SendLast, PresenceSubscription, RosterGroup) ->
node_default:subscribe_node(
Host, Node, Sender, Subscriber, AccessModel, SendLast,
PresenceSubscription, RosterGroup).
unsubscribe_node(Host, Node, Sender, Subscriber, SubID) ->
case node_default:unsubscribe_node(Host, Node, Sender, Subscriber, SubID) of
{error, Error} -> {error, Error};
{result, _} -> {result, []}
end.
publish_item(Host, Node, Publisher, Model, MaxItems, ItemId, Payload) ->
node_default:publish_item(Host, Node, Publisher, Model, MaxItems, ItemId, Payload).
remove_extra_items(Host, Node, MaxItems, ItemIds) ->
node_default:remove_extra_items(Host, Node, MaxItems, ItemIds).
delete_item(Host, Node, JID, ItemId) ->
node_default:delete_item(Host, Node, JID, ItemId).
purge_node(Host, Node, Owner) ->
node_default:purge_node(Host, Node, Owner).
get_entity_affiliations(_Host, Owner) ->
OwnerKey = jlib:jid_tolower(jlib:jid_remove_resource(Owner)),
node_default:get_entity_affiliations(OwnerKey, Owner).
get_node_affiliations(_Host, Node) ->
States = mnesia:match_object(
#pubsub_state{stateid = {'_', {'_', Node}},
_ = '_'}),
Tr = fun(#pubsub_state{stateid = {J, {_, _}}, affiliation = A}) ->
{J, A}
end,
{result, lists:map(Tr, States)}.
get_affiliation(_Host, Node, Owner) ->
OwnerKey = jlib:jid_tolower(jlib:jid_remove_resource(Owner)),
node_default:get_affiliation(OwnerKey, Node, Owner).
set_affiliation(_Host, Node, Owner, Affiliation) ->
OwnerKey = jlib:jid_tolower(jlib:jid_remove_resource(Owner)),
Record = case get_state(OwnerKey, Node, OwnerKey) of
{error, ?ERR_ITEM_NOT_FOUND} ->
#pubsub_state{stateid = {OwnerKey, {OwnerKey, Node}},
affiliation = Affiliation};
{result, State} ->
State#pubsub_state{affiliation = Affiliation}
end,
set_state(Record),
ok.
get_entity_subscriptions(_Host, _Owner) ->
{result, []}.
get_node_subscriptions(_Host, _Node) ->
{result, []}.
get_subscription(_Host, _Node, _Owner) ->
{result, unknown}.
set_subscription(_Host, _Node, _Owner, _Subscription) ->
ok.
get_states(Host, Node) ->
node_default:get_states(Host, Node).
get_state(Host, Node, JID) ->
node_default:get_state(Host, Node, JID).
set_state(State) ->
node_default:set_state(State).
get_items(Host, Node) ->
node_default:get_items(Host, Node).
get_item(Host, Node, ItemId) ->
node_default:get_items(Host, Node, ItemId).
set_item(Item) ->
node_default:set_item(Item).