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mod_push: Handle MUC/Sub events correctly

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Unwrap MUC/Sub messages so that our check for a message body yields the
correct result.

Many thanks to Robert Schuh for pointing out the issue and suggesting a
fix.

Closes #3565.
This commit is contained in:
Holger Weiss 2021-04-08 19:36:16 +02:00
parent 4468c87115
commit 10905b0447
1 changed files with 13 additions and 6 deletions
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19
src/mod_push.erl
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@ -405,7 +405,7 @@ c2s_stanza(State, #stream_error{}, _SendResult) ->
c2s_stanza(#{push_enabled := true, mgmt_state := pending} = State,
Pkt, _SendResult) ->
?DEBUG("Notifying client of stanza", []),
notify(State, unwrap_carbon(Pkt), get_direction(Pkt)),
notify(State, unwrap_message(Pkt), get_direction(Pkt)),
State;
c2s_stanza(State, _Pkt, _SendResult) ->
State.
@ -454,7 +454,7 @@ c2s_session_pending(#{push_enabled := true, mgmt_queue := Queue} = State) ->
{Pkt, Dir} = case mod_stream_mgmt:queue_find(
fun is_incoming_chat_msg/1, Queue) of
none -> {none, undefined};
Pkt0 -> {unwrap_carbon(Pkt0), get_direction(Pkt0)}
Pkt0 -> {unwrap_message(Pkt0), get_direction(Pkt0)}
end,
notify(State, Pkt, Dir),
State;
@ -555,7 +555,7 @@ notify(LServer, PushLJID, Node, XData, Pkt, Dir, HandleResponse) ->
-spec is_incoming_chat_msg(stanza()) -> boolean().
is_incoming_chat_msg(#message{} = Msg) ->
case get_direction(Msg) of
recv -> get_body_text(unwrap_carbon(Msg)) /= none;
recv -> get_body_text(unwrap_message(Msg)) /= none;
send -> false
end;
is_incoming_chat_msg(_Stanza) ->
@ -714,10 +714,17 @@ make_summary(Host, #message{from = From} = Pkt, recv) ->
make_summary(_Host, _Pkt, _Dir) ->
undefined.
-spec unwrap_carbon(stanza()) -> stanza().
unwrap_carbon(#message{meta = #{carbon_copy := true}} = Msg) ->
-spec unwrap_message(stanza()) -> stanza().
unwrap_message(#message{meta = #{carbon_copy := true}} = Msg) ->
misc:unwrap_carbon(Msg);
unwrap_carbon(Stanza) ->
unwrap_message(#message{type = normal} = Msg) ->
case misc:unwrap_mucsub_message(Msg) of
#message{} = InnerMsg ->
InnerMsg;
false ->
Msg
end;
unwrap_message(Stanza) ->
Stanza.
-spec get_direction(stanza()) -> direction().