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%%%------------------------------------------------------------------- |
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%%% @doc |
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%%% Part of a routing chain; checks if there is an external component |
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%%% registered for the domain and directs the message there if there is, |
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%%% otherwise just passes it on. |
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%%% @end |
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%%%------------------------------------------------------------------- |
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-module(mongoose_router_external). |
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-author('bartlomiej.gorny@erlang-solutions.com'). |
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-behaviour(xmpp_router). |
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-include("jlib.hrl"). |
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-include("external_component.hrl"). |
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%% xmpp_router callback |
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-export([filter/4, route/4]). |
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filter(OrigFrom, OrigTo, OrigAcc, OrigPacket) -> |
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{OrigFrom, OrigTo, OrigAcc, OrigPacket}. |
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route(From, To, Acc0, Packet) -> |
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LDstDomain = To#jid.lserver, |
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case mongoose_component:lookup_component(LDstDomain) of |
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[] -> |
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{From, To, Acc0, Packet}; |
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[#external_component{handler = Handler}|_] -> %% may be multiple on various nodes |
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:-( |
Acc1 = mongoose_local_delivery:do_route(From, To, Acc0, Packet, Handler), |
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:-( |
{done, Acc1} |
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end. |