mirror of
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184 lines
5.3 KiB
Erlang
184 lines
5.3 KiB
Erlang
%%% ====================================================================
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%%% ``The contents of this file are subject to the Erlang Public License,
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%%% Version 1.1, (the "License"); you may not use this file except in
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%%% compliance with the License. You should have received a copy of the
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%%% Erlang Public License along with this software. If not, it can be
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%%% retrieved via the world wide web at http://www.erlang.org/.
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%%%
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%%% Software distributed under the License is distributed on an "AS IS"
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%%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
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%%% the License for the specific language governing rights and limitations
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%%% under the License.
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%%%
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%%% @author Brian Cully <bjc@kublai.com>
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%%% @version {@vsn}, {@date} {@time}
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%%% @end
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%%% ====================================================================
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-module(node_dag).
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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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-behaviour(gen_pubsub_node).
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%% API definition
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-export([init/3, terminate/2,
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options/0, features/0,
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create_node_permission/6,
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create_node/2,
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delete_node/1,
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purge_node/2,
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subscribe_node/8,
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unsubscribe_node/4,
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publish_item/6,
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delete_item/4,
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remove_extra_items/3,
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get_entity_affiliations/2,
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get_node_affiliations/1,
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get_affiliation/2,
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set_affiliation/3,
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get_entity_subscriptions/2,
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get_node_subscriptions/1,
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get_subscriptions/2,
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set_subscriptions/4,
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get_pending_nodes/2,
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get_states/1,
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get_state/2,
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set_state/1,
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get_items/6,
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get_items/2,
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get_item/7,
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get_item/2,
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set_item/1,
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get_item_name/3,
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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_flat:init(Host, ServerHost, Opts).
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terminate(Host, ServerHost) ->
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node_flat:terminate(Host, ServerHost).
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options() ->
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[{node_type, leaf} | node_flat:options()].
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features() ->
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["multi-collection" | node_flat:features()].
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create_node_permission(_Host, _ServerHost, _Node, _ParentNode,
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_Owner, _Access) ->
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{result, true}.
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create_node(NodeID, Owner) ->
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node_flat:create_node(NodeID, Owner).
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delete_node(Removed) ->
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node_flat:delete_node(Removed).
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subscribe_node(NodeID, Sender, Subscriber, AccessModel,
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SendLast, PresenceSubscription, RosterGroup, Options) ->
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node_flat:subscribe_node(NodeID, Sender, Subscriber, AccessModel,
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SendLast, PresenceSubscription, RosterGroup,
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Options).
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unsubscribe_node(NodeID, Sender, Subscriber, SubID) ->
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node_flat:unsubscribe_node(NodeID, Sender, Subscriber, SubID).
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publish_item(NodeID, Publisher, Model, MaxItems, ItemID, Payload) ->
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%% TODO: should look up the NodeTree plugin here. There's no
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%% access to the Host of the request at this level, so for now we
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%% just use nodetree_dag.
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case nodetree_dag:get_node(NodeID) 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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{error, mod_pubsub:extended_error('not-allowed', "publish")};
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_ ->
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node_flat:publish_item(NodeID, Publisher, Model,
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MaxItems, ItemID, Payload)
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end;
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Err ->
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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(NodeID, MaxItems, ItemIDs) ->
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node_flat:remove_extra_items(NodeID, MaxItems, ItemIDs).
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delete_item(NodeID, Publisher, PublishModel, ItemID) ->
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node_flat:delete_item(NodeID, Publisher, PublishModel, ItemID).
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purge_node(NodeID, Owner) ->
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node_flat:purge_node(NodeID, Owner).
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get_entity_affiliations(Host, Owner) ->
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node_flat:get_entity_affiliations(Host, Owner).
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get_node_affiliations(NodeID) ->
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node_flat:get_node_affiliations(NodeID).
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get_affiliation(NodeID, Owner) ->
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node_flat:get_affiliation(NodeID, Owner).
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set_affiliation(NodeID, Owner, Affiliation) ->
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node_flat:set_affiliation(NodeID, Owner, Affiliation).
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get_entity_subscriptions(Host, Owner) ->
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node_flat:get_entity_subscriptions(Host, Owner).
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get_node_subscriptions(NodeID) ->
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node_flat:get_node_subscriptions(NodeID).
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get_subscriptions(NodeID, Owner) ->
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node_flat:get_subscriptions(NodeID, Owner).
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set_subscriptions(NodeID, Owner, Subscription, SubID) ->
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node_flat:set_subscriptions(NodeID, Owner, Subscription, SubID).
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get_pending_nodes(Host, Owner) ->
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node_flat:get_pending_nodes(Host, Owner).
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get_states(NodeID) ->
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node_flat:get_states(NodeID).
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get_state(NodeID, JID) ->
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node_flat:get_state(NodeID, JID).
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set_state(State) ->
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node_flat:set_state(State).
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get_items(NodeID, From) ->
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node_flat:get_items(NodeID, From).
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get_items(NodeID, JID, AccessModel, PresenceSubscription,
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RosterGroup, SubID) ->
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node_flat:get_items(NodeID, JID, AccessModel, PresenceSubscription,
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RosterGroup, SubID).
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get_item(NodeID, ItemID) ->
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node_flat:get_item(NodeID, ItemID).
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get_item(NodeID, ItemID, JID, AccessModel, PresenceSubscription,
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RosterGroup, SubID) ->
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node_flat:get_item(NodeID, ItemID, JID, AccessModel,
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PresenceSubscription, RosterGroup, SubID).
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set_item(Item) ->
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node_flat:set_item(Item).
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get_item_name(Host, Node, ID) ->
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node_flat:get_item_name(Host, Node, ID).
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node_to_path(Node) ->
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node_flat:node_to_path(Node).
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path_to_node(Path) ->
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node_flat:path_to_node(Path).
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