Chapril/xmpp.chapril.org-ejabberd
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xmpp.chapril.org-ejabberd/src/xml_compress.erl

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Add xml compression to sql backend of mam
2018-11-28 11:25:04 +01:00
-module(xml_compress).
-export([encode/3, decode/3]).
% This file was generated by xml_compress_gen
%
% Rules used:
%
% [{<<"eu.siacs.conversations.axolotl">>,<<"key">>,
% [{<<"prekey">>,[<<"true">>]},{<<"rid">>,[]}],
% []},
% {<<"jabber:client">>,<<"message">>,
% [{<<"from">>,[j2,{j1}]},
% {<<"id">>,[]},
% {<<"to">>,[j1,j2,{j1}]},
% {<<"type">>,[<<"chat">>,<<"groupchat">>,<<"normal">>]},
% {<<"xml:lang">>,[<<"en">>]}],
% []},
% {<<"urn:xmpp:hints">>,<<"store">>,[],[]},
% {<<"jabber:client">>,<<"body">>,[],
% [<<73,32,115,101,110,116,32,121,111,117,32,97,110,32,79,77,69,77,79,32,101,
% 110,99,114,121,112,116,101,100,32,109,101,115,115,97,103,101,32,98,117,
% 116,32,121,111,117,114,32,99,108,105,101,110,116,32,100,111,101,115,110,
% 226,128,153,116,32,115,101,101,109,32,116,111,32,115,117,112,112,111,
% 114,116,32,116,104,97,116,46,32,70,105,110,100,32,109,111,114,101,32,
% 105,110,102,111,114,109,97,116,105,111,110,32,111,110,32,104,116,116,
% 112,115,58,47,47,99,111,110,118,101,114,115,97,116,105,111,110,115,46,
% 105,109,47,111,109,101,109,111>>]},
% {<<"urn:xmpp:sid:0">>,<<"origin-id">>,[{<<"id">>,[]}],[]},
% {<<"urn:xmpp:chat-markers:0">>,<<"markable">>,[],[]},
% {<<"eu.siacs.conversations.axolotl">>,<<"encrypted">>,[],[]},
% {<<"eu.siacs.conversations.axolotl">>,<<"header">>,[{<<"sid">>,[]}],[]},
% {<<"eu.siacs.conversations.axolotl">>,<<"iv">>,[],[]},
% {<<"eu.siacs.conversations.axolotl">>,<<"payload">>,[],[]},
% {<<"urn:xmpp:eme:0">>,<<"encryption">>,
% [{<<"name">>,[<<"OMEMO">>]},
% {<<"namespace">>,[<<"eu.siacs.conversations.axolotl">>]}],
% []},
% {<<"urn:xmpp:delay">>,<<"delay">>,[{<<"from">>,[j1]},{<<"stamp">>,[]}],[]},
% {<<"http://jabber.org/protocol/address">>,<<"address">>,
% [{<<"jid">>,[{j1}]},{<<"type">>,[<<"ofrom">>]}],
% []},
% {<<"http://jabber.org/protocol/address">>,<<"addresses">>,[],[]},
% {<<"urn:xmpp:chat-markers:0">>,<<"displayed">>,
% [{<<"id">>,[]},{<<"sender">>,[{j1},{j2}]}],
% []},
% {<<"urn:xmpp:mam:tmp">>,<<"archived">>,[{<<"by">>,[]},{<<"id">>,[]}],[]},
% {<<"urn:xmpp:sid:0">>,<<"stanza-id">>,[{<<"by">>,[]},{<<"id">>,[]}],[]},
% {<<"urn:xmpp:receipts">>,<<"request">>,[],[]},
% {<<"urn:xmpp:chat-markers:0">>,<<"received">>,[{<<"id">>,[]}],[]},
% {<<"urn:xmpp:receipts">>,<<"received">>,[{<<"id">>,[]}],[]},
% {<<"http://jabber.org/protocol/chatstates">>,<<"active">>,[],[]},
% {<<"http://jabber.org/protocol/muc#user">>,<<"invite">>,
% [{<<"from">>,[{j1}]}],
% []},
% {<<"http://jabber.org/protocol/muc#user">>,<<"reason">>,[],[]},
% {<<"http://jabber.org/protocol/muc#user">>,<<"x">>,[],[]},
% {<<"jabber:x:conference">>,<<"x">>,[{<<"jid">>,[j2]}],[]},
% {<<"jabber:client">>,<<"subject">>,[],[]},
% {<<"jabber:client">>,<<"thread">>,[],[]},
% {<<"http://jabber.org/protocol/pubsub#event">>,<<"event">>,[],[]},
% {<<"http://jabber.org/protocol/pubsub#event">>,<<"item">>,[{<<"id">>,[]}],[]},
% {<<"http://jabber.org/protocol/pubsub#event">>,<<"items">>,
% [{<<"node">>,[<<"urn:xmpp:mucsub:nodes:messages">>]}],
% []},
% {<<"p1:push:custom">>,<<"x">>,[{<<"key">>,[]},{<<"value">>,[]}],[]},
% {<<"p1:pushed">>,<<"x">>,[],[]},
% {<<"urn:xmpp:message-correct:0">>,<<"replace">>,[{<<"id">>,[]}],[]},
% {<<"http://jabber.org/protocol/chatstates">>,<<"composing">>,[],[]}]
encode(El, J1, J2) ->
encode_child(El, <<"jabber:client">>,
J1, J2, byte_size(J1), byte_size(J2), <<1:8>>).
encode_attr({<<"xmlns">>, _}, Acc) ->
Acc;
encode_attr({N, V}, Acc) ->
<<Acc/binary, 1:8, (encode_string(N))/binary,
(encode_string(V))/binary>>.
encode_attrs(Attrs, Acc) ->
lists:foldl(fun encode_attr/2, Acc, Attrs).
encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
E1 = if
PNs == Ns -> encode_attrs(Attrs, <<Pfx/binary, 2:8, (encode_string(Name))/binary>>);
true -> encode_attrs(Attrs, <<Pfx/binary, 3:8, (encode_string(Ns))/binary, (encode_string(Name))/binary>>)
end,
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E1/binary, 2:8>>),
<<E2/binary, 4:8>>.
encode_child({xmlel, Name, Attrs, Children}, PNs, J1, J2, J1L, J2L, Pfx) ->
case lists:keyfind(<<"xmlns">>, 1, Attrs) of
false ->
encode(PNs, PNs, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx);
{_, Ns} ->
encode(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode_child({xmlcdata, Data}, _PNs, _J1, _J2, _J1L, _J2L, Pfx) ->
<<Pfx/binary, 1:8, (encode_string(Data))/binary>>.
encode_children(Children, PNs, J1, J2, J1L, J2L, Pfx) ->
lists:foldl(
fun(Child, Acc) ->
encode_child(Child, PNs, J1, J2, J1L, J2L, Acc)
end, Pfx, Children).
encode_string(Data) ->
<<V1:4, V2:6, V3:6>> = <<(byte_size(Data)):16/unsigned-big-integer>>,
case {V1, V2, V3} of
{0, 0, V3} ->
<<V3:8, Data/binary>>;
{0, V2, V3} ->
<<(V3 bor 64):8, V2:8, Data/binary>>;
_ ->
<<(V3 bor 64):8, (V2 bor 64):8, V1:8, Data/binary>>
end.
encode(PNs, <<"eu.siacs.conversations.axolotl">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"key">> ->
E = lists:foldl(fun
({<<"prekey">>, AVal}, Acc) ->
case AVal of
<<"true">> -> <<Acc/binary, 3:8>>;
_ -> <<Acc/binary, 4:8, (encode_string(AVal))/binary>>
end;
({<<"rid">>, AVal}, Acc) ->
<<Acc/binary, 5:8, (encode_string(AVal))/binary>>;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 5:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
<<"encrypted">> ->
E = encode_attrs(Attrs, <<Pfx/binary, 12:8>>),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
<<"header">> ->
E = lists:foldl(fun
({<<"sid">>, AVal}, Acc) ->
<<Acc/binary, 3:8, (encode_string(AVal))/binary>>;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 13:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
<<"iv">> ->
E = encode_attrs(Attrs, <<Pfx/binary, 14:8>>),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
<<"payload">> ->
E = encode_attrs(Attrs, <<Pfx/binary, 15:8>>),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, <<"jabber:client">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"message">> ->
E = lists:foldl(fun
({<<"from">>, AVal}, Acc) ->
case AVal of
J2 -> <<Acc/binary, 3:8>>;
<<J1:J1L/binary, Rest/binary>> -> <<Acc/binary, 4:8, (encode_string(Rest))/binary>>;
_ -> <<Acc/binary, 5:8, (encode_string(AVal))/binary>>
end;
({<<"id">>, AVal}, Acc) ->
<<Acc/binary, 6:8, (encode_string(AVal))/binary>>;
({<<"to">>, AVal}, Acc) ->
case AVal of
J1 -> <<Acc/binary, 7:8>>;
J2 -> <<Acc/binary, 8:8>>;
<<J1:J1L/binary, Rest/binary>> -> <<Acc/binary, 9:8, (encode_string(Rest))/binary>>;
_ -> <<Acc/binary, 10:8, (encode_string(AVal))/binary>>
end;
({<<"type">>, AVal}, Acc) ->
case AVal of
<<"chat">> -> <<Acc/binary, 11:8>>;
<<"groupchat">> -> <<Acc/binary, 12:8>>;
<<"normal">> -> <<Acc/binary, 13:8>>;
_ -> <<Acc/binary, 14:8, (encode_string(AVal))/binary>>
end;
({<<"xml:lang">>, AVal}, Acc) ->
case AVal of
<<"en">> -> <<Acc/binary, 15:8>>;
_ -> <<Acc/binary, 16:8, (encode_string(AVal))/binary>>
end;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 6:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
<<"body">> ->
E = encode_attrs(Attrs, <<Pfx/binary, 8:8>>),
E2 = lists:foldl(fun
({xmlcdata, <<73,32,115,101,110,116,32,121,111,117,32,97,110,32,79,77,69,
77,79,32,101,110,99,114,121,112,116,101,100,32,109,101,115,
115,97,103,101,32,98,117,116,32,121,111,117,114,32,99,108,
105,101,110,116,32,100,111,101,115,110,226,128,153,116,32,
115,101,101,109,32,116,111,32,115,117,112,112,111,114,116,32,
116,104,97,116,46,32,70,105,110,100,32,109,111,114,101,32,
105,110,102,111,114,109,97,116,105,111,110,32,111,110,32,104,
116,116,112,115,58,47,47,99,111,110,118,101,114,115,97,116,
105,111,110,115,46,105,109,47,111,109,101,109,111>>}, Acc) -> <<Acc/binary, 9:8>>;
(El, Acc) -> encode_child(El, Ns, J1, J2, J1L, J2L, Acc)
end, <<E/binary, 2:8>>, Children),
<<E2/binary, 4:8>>;
<<"subject">> ->
E = encode_attrs(Attrs, <<Pfx/binary, 31:8>>),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
<<"thread">> ->
E = encode_attrs(Attrs, <<Pfx/binary, 32:8>>),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, <<"urn:xmpp:hints">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"store">> ->
E = encode_attrs(Attrs, <<Pfx/binary, 7:8>>),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, <<"urn:xmpp:sid:0">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"origin-id">> ->
E = lists:foldl(fun
({<<"id">>, AVal}, Acc) ->
<<Acc/binary, 3:8, (encode_string(AVal))/binary>>;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 10:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
<<"stanza-id">> ->
E = lists:foldl(fun
({<<"by">>, AVal}, Acc) ->
<<Acc/binary, 3:8, (encode_string(AVal))/binary>>;
({<<"id">>, AVal}, Acc) ->
<<Acc/binary, 4:8, (encode_string(AVal))/binary>>;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 22:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, <<"urn:xmpp:chat-markers:0">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"markable">> ->
E = encode_attrs(Attrs, <<Pfx/binary, 11:8>>),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
<<"displayed">> ->
E = lists:foldl(fun
({<<"id">>, AVal}, Acc) ->
<<Acc/binary, 3:8, (encode_string(AVal))/binary>>;
({<<"sender">>, AVal}, Acc) ->
case AVal of
<<J1:J1L/binary, Rest/binary>> -> <<Acc/binary, 4:8, (encode_string(Rest))/binary>>;
<<J2:J2L/binary, Rest/binary>> -> <<Acc/binary, 5:8, (encode_string(Rest))/binary>>;
_ -> <<Acc/binary, 6:8, (encode_string(AVal))/binary>>
end;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 20:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
<<"received">> ->
E = lists:foldl(fun
({<<"id">>, AVal}, Acc) ->
<<Acc/binary, 3:8, (encode_string(AVal))/binary>>;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 24:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, <<"urn:xmpp:eme:0">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"encryption">> ->
E = lists:foldl(fun
({<<"name">>, AVal}, Acc) ->
case AVal of
<<"OMEMO">> -> <<Acc/binary, 3:8>>;
_ -> <<Acc/binary, 4:8, (encode_string(AVal))/binary>>
end;
({<<"namespace">>, AVal}, Acc) ->
case AVal of
<<"eu.siacs.conversations.axolotl">> -> <<Acc/binary, 5:8>>;
_ -> <<Acc/binary, 6:8, (encode_string(AVal))/binary>>
end;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 16:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, <<"urn:xmpp:delay">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"delay">> ->
E = lists:foldl(fun
({<<"from">>, AVal}, Acc) ->
case AVal of
J1 -> <<Acc/binary, 3:8>>;
_ -> <<Acc/binary, 4:8, (encode_string(AVal))/binary>>
end;
({<<"stamp">>, AVal}, Acc) ->
<<Acc/binary, 5:8, (encode_string(AVal))/binary>>;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 17:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, <<"http://jabber.org/protocol/address">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"address">> ->
E = lists:foldl(fun
({<<"jid">>, AVal}, Acc) ->
case AVal of
<<J1:J1L/binary, Rest/binary>> -> <<Acc/binary, 3:8, (encode_string(Rest))/binary>>;
_ -> <<Acc/binary, 4:8, (encode_string(AVal))/binary>>
end;
({<<"type">>, AVal}, Acc) ->
case AVal of
<<"ofrom">> -> <<Acc/binary, 5:8>>;
_ -> <<Acc/binary, 6:8, (encode_string(AVal))/binary>>
end;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 18:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
<<"addresses">> ->
E = encode_attrs(Attrs, <<Pfx/binary, 19:8>>),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, <<"urn:xmpp:mam:tmp">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"archived">> ->
E = lists:foldl(fun
({<<"by">>, AVal}, Acc) ->
<<Acc/binary, 3:8, (encode_string(AVal))/binary>>;
({<<"id">>, AVal}, Acc) ->
<<Acc/binary, 4:8, (encode_string(AVal))/binary>>;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 21:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, <<"urn:xmpp:receipts">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"request">> ->
E = encode_attrs(Attrs, <<Pfx/binary, 23:8>>),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
<<"received">> ->
E = lists:foldl(fun
({<<"id">>, AVal}, Acc) ->
<<Acc/binary, 3:8, (encode_string(AVal))/binary>>;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 25:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, <<"http://jabber.org/protocol/chatstates">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"active">> ->
E = encode_attrs(Attrs, <<Pfx/binary, 26:8>>),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
<<"composing">> ->
E = encode_attrs(Attrs, <<Pfx/binary, 39:8>>),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, <<"http://jabber.org/protocol/muc#user">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"invite">> ->
E = lists:foldl(fun
({<<"from">>, AVal}, Acc) ->
case AVal of
<<J1:J1L/binary, Rest/binary>> -> <<Acc/binary, 3:8, (encode_string(Rest))/binary>>;
_ -> <<Acc/binary, 4:8, (encode_string(AVal))/binary>>
end;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 27:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
<<"reason">> ->
E = encode_attrs(Attrs, <<Pfx/binary, 28:8>>),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
<<"x">> ->
E = encode_attrs(Attrs, <<Pfx/binary, 29:8>>),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, <<"jabber:x:conference">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"x">> ->
E = lists:foldl(fun
({<<"jid">>, AVal}, Acc) ->
case AVal of
J2 -> <<Acc/binary, 3:8>>;
_ -> <<Acc/binary, 4:8, (encode_string(AVal))/binary>>
end;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 30:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, <<"http://jabber.org/protocol/pubsub#event">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"event">> ->
E = encode_attrs(Attrs, <<Pfx/binary, 33:8>>),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
<<"item">> ->
E = lists:foldl(fun
({<<"id">>, AVal}, Acc) ->
<<Acc/binary, 3:8, (encode_string(AVal))/binary>>;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 34:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
<<"items">> ->
E = lists:foldl(fun
({<<"node">>, AVal}, Acc) ->
case AVal of
<<"urn:xmpp:mucsub:nodes:messages">> -> <<Acc/binary, 3:8>>;
_ -> <<Acc/binary, 4:8, (encode_string(AVal))/binary>>
end;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 35:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, <<"p1:push:custom">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"x">> ->
E = lists:foldl(fun
({<<"key">>, AVal}, Acc) ->
<<Acc/binary, 3:8, (encode_string(AVal))/binary>>;
({<<"value">>, AVal}, Acc) ->
<<Acc/binary, 4:8, (encode_string(AVal))/binary>>;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 36:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, <<"p1:pushed">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"x">> ->
E = encode_attrs(Attrs, <<Pfx/binary, 37:8>>),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, <<"urn:xmpp:message-correct:0">> = Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
case Name of
<<"replace">> ->
E = lists:foldl(fun
({<<"id">>, AVal}, Acc) ->
<<Acc/binary, 3:8, (encode_string(AVal))/binary>>;
(Attr, Acc) -> encode_attr(Attr, Acc)
end, <<Pfx/binary, 38:8>>, Attrs),
E2 = encode_children(Children, Ns, J1, J2, J1L, J2L, <<E/binary, 2:8>>),
<<E2/binary, 4:8>>;
_ -> encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx)
end;
encode(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx) ->
encode_el(PNs, Ns, Name, Attrs, Children, J1, J2, J1L, J2L, Pfx).
decode(<<$<, _/binary>> = Data, _J1, _J2) ->
fxml_stream:parse_element(Data);
decode(<<1:8, Rest/binary>>, J1, J2) ->
{El, _} = decode(Rest, <<"jabber:client">>, J1, J2),
El.
decode_string(Data) ->
case Data of
<<0:2, L:6, Str:L/binary, Rest/binary>> ->
{Str, Rest};
<<1:2, L1:6, 0:2, L2:6, Rest/binary>> ->
L = L2*64 + L1,
<<Str:L/binary, Rest2/binary>> = Rest,
{Str, Rest2};
<<1:2, L1:6, 1:2, L2:6, L3:8, Rest/binary>> ->
L = (L3*64 + L2)*64 + L1,
<<Str:L/binary, Rest2/binary>> = Rest,
{Str, Rest2}
end.
decode_child(<<1:8, Rest/binary>>, _PNs, _J1, _J2) ->
{Text, Rest2} = decode_string(Rest),
{{xmlcdata, Text}, Rest2};
decode_child(<<2:8, Rest/binary>>, PNs, J1, J2) ->
{Name, Rest2} = decode_string(Rest),
{Attrs, Rest3} = decode_attrs(Rest2),
{Children, Rest4} = decode_children(Rest3, PNs, J1, J2),
{{xmlel, Name, Attrs, Children}, Rest4};
decode_child(<<3:8, Rest/binary>>, PNs, J1, J2) ->
Fix decompressing of custom elements with custom namespace
2019-01-07 16:08:58 +01:00
{Ns, Rest2} = decode_string(Rest),
{Name, Rest3} = decode_string(Rest2),
Add xml compression to sql backend of mam
2018-11-28 11:25:04 +01:00
{Attrs, Rest4} = decode_attrs(Rest3),
{Children, Rest5} = decode_children(Rest4, Ns, J1, J2),
{{xmlel, Name, add_ns(PNs, Ns, Attrs), Children}, Rest5};
decode_child(<<4:8, Rest/binary>>, _PNs, _J1, _J2) ->
{stop, Rest};
decode_child(Other, PNs, J1, J2) ->
decode(Other, PNs, J1, J2).
decode_children(Data, PNs, J1, J2) ->
prefix_map(fun(Data2) -> decode(Data2, PNs, J1, J2) end, Data).
decode_attr(<<1:8, Rest/binary>>) ->
{Name, Rest2} = decode_string(Rest),
{Val, Rest3} = decode_string(Rest2),
{{Name, Val}, Rest3};
decode_attr(<<2:8, Rest/binary>>) ->
{stop, Rest}.
decode_attrs(Data) ->
prefix_map(fun decode_attr/1, Data).
prefix_map(F, Data) ->
prefix_map(F, Data, []).
prefix_map(F, Data, Acc) ->
case F(Data) of
{stop, Rest} ->
{lists:reverse(Acc), Rest};
{Val, Rest} ->
prefix_map(F, Rest, [Val | Acc])
end.
add_ns(Ns, Ns, Attrs) ->
Attrs;
add_ns(_, Ns, Attrs) ->
[{<<"xmlns">>, Ns} | Attrs].
decode(<<5:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"eu.siacs.conversations.axolotl">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{{<<"prekey">>, <<"true">>}, Rest3};
(<<4:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"prekey">>, AVal}, Rest4};
(<<5:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"rid">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"key">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<12:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"eu.siacs.conversations.axolotl">>,
{Attrs, Rest2} = decode_attrs(Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"encrypted">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<13:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"eu.siacs.conversations.axolotl">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"sid">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"header">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<14:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"eu.siacs.conversations.axolotl">>,
{Attrs, Rest2} = decode_attrs(Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"iv">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<15:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"eu.siacs.conversations.axolotl">>,
{Attrs, Rest2} = decode_attrs(Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"payload">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<6:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"jabber:client">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{{<<"from">>, J2}, Rest3};
(<<4:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"from">>, <<J1/binary, AVal/binary>>}, Rest4};
(<<5:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"from">>, AVal}, Rest4};
(<<6:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"id">>, AVal}, Rest4};
(<<7:8, Rest3/binary>>) ->
{{<<"to">>, J1}, Rest3};
(<<8:8, Rest3/binary>>) ->
{{<<"to">>, J2}, Rest3};
(<<9:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"to">>, <<J1/binary, AVal/binary>>}, Rest4};
(<<10:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"to">>, AVal}, Rest4};
(<<11:8, Rest3/binary>>) ->
{{<<"type">>, <<"chat">>}, Rest3};
(<<12:8, Rest3/binary>>) ->
{{<<"type">>, <<"groupchat">>}, Rest3};
(<<13:8, Rest3/binary>>) ->
{{<<"type">>, <<"normal">>}, Rest3};
(<<14:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"type">>, AVal}, Rest4};
(<<15:8, Rest3/binary>>) ->
{{<<"xml:lang">>, <<"en">>}, Rest3};
(<<16:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"xml:lang">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"message">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<8:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"jabber:client">>,
{Attrs, Rest2} = decode_attrs(Rest),
{Children, Rest6} = prefix_map(fun (<<9:8, Rest5/binary>>) ->
{{xmlcdata, <<73,32,115,101,110,116,32,121,111,117,32,97,110,32,79,77,69,
77,79,32,101,110,99,114,121,112,116,101,100,32,109,101,115,
115,97,103,101,32,98,117,116,32,121,111,117,114,32,99,108,
105,101,110,116,32,100,111,101,115,110,226,128,153,116,32,
115,101,101,109,32,116,111,32,115,117,112,112,111,114,116,
32,116,104,97,116,46,32,70,105,110,100,32,109,111,114,101,
32,105,110,102,111,114,109,97,116,105,111,110,32,111,110,
32,104,116,116,112,115,58,47,47,99,111,110,118,101,114,115,
97,116,105,111,110,115,46,105,109,47,111,109,101,109,111>>}, Rest5};
(Other) ->
decode_child(Other, Ns, J1, J2)
end, Rest2),
{{xmlel, <<"body">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<31:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"jabber:client">>,
{Attrs, Rest2} = decode_attrs(Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"subject">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<32:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"jabber:client">>,
{Attrs, Rest2} = decode_attrs(Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"thread">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<7:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"urn:xmpp:hints">>,
{Attrs, Rest2} = decode_attrs(Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"store">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<10:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"urn:xmpp:sid:0">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"id">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"origin-id">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<22:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"urn:xmpp:sid:0">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"by">>, AVal}, Rest4};
(<<4:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"id">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"stanza-id">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<11:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"urn:xmpp:chat-markers:0">>,
{Attrs, Rest2} = decode_attrs(Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"markable">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<20:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"urn:xmpp:chat-markers:0">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"id">>, AVal}, Rest4};
(<<4:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"sender">>, <<J1/binary, AVal/binary>>}, Rest4};
(<<5:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"sender">>, <<J2/binary, AVal/binary>>}, Rest4};
(<<6:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"sender">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"displayed">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<24:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"urn:xmpp:chat-markers:0">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"id">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"received">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<16:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"urn:xmpp:eme:0">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{{<<"name">>, <<"OMEMO">>}, Rest3};
(<<4:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"name">>, AVal}, Rest4};
(<<5:8, Rest3/binary>>) ->
{{<<"namespace">>, <<"eu.siacs.conversations.axolotl">>}, Rest3};
(<<6:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"namespace">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"encryption">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<17:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"urn:xmpp:delay">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{{<<"from">>, J1}, Rest3};
(<<4:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"from">>, AVal}, Rest4};
(<<5:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"stamp">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"delay">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<18:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"http://jabber.org/protocol/address">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"jid">>, <<J1/binary, AVal/binary>>}, Rest4};
(<<4:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"jid">>, AVal}, Rest4};
(<<5:8, Rest3/binary>>) ->
{{<<"type">>, <<"ofrom">>}, Rest3};
(<<6:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"type">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"address">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<19:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"http://jabber.org/protocol/address">>,
{Attrs, Rest2} = decode_attrs(Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"addresses">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<21:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"urn:xmpp:mam:tmp">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"by">>, AVal}, Rest4};
(<<4:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"id">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"archived">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<23:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"urn:xmpp:receipts">>,
{Attrs, Rest2} = decode_attrs(Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"request">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<25:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"urn:xmpp:receipts">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"id">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"received">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<26:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"http://jabber.org/protocol/chatstates">>,
{Attrs, Rest2} = decode_attrs(Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"active">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<39:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"http://jabber.org/protocol/chatstates">>,
{Attrs, Rest2} = decode_attrs(Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"composing">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<27:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"http://jabber.org/protocol/muc#user">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"from">>, <<J1/binary, AVal/binary>>}, Rest4};
(<<4:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"from">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"invite">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<28:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"http://jabber.org/protocol/muc#user">>,
{Attrs, Rest2} = decode_attrs(Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"reason">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<29:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"http://jabber.org/protocol/muc#user">>,
{Attrs, Rest2} = decode_attrs(Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"x">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<30:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"jabber:x:conference">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{{<<"jid">>, J2}, Rest3};
(<<4:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"jid">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"x">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<33:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"http://jabber.org/protocol/pubsub#event">>,
{Attrs, Rest2} = decode_attrs(Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"event">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<34:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"http://jabber.org/protocol/pubsub#event">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"id">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"item">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<35:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"http://jabber.org/protocol/pubsub#event">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{{<<"node">>, <<"urn:xmpp:mucsub:nodes:messages">>}, Rest3};
(<<4:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"node">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"items">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<36:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"p1:push:custom">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"key">>, AVal}, Rest4};
(<<4:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"value">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"x">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<37:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"p1:pushed">>,
{Attrs, Rest2} = decode_attrs(Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"x">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(<<38:8, Rest/binary>>, PNs, J1, J2) ->
Ns = <<"urn:xmpp:message-correct:0">>,
{Attrs, Rest2} = prefix_map(fun
(<<3:8, Rest3/binary>>) ->
{AVal, Rest4} = decode_string(Rest3),
{{<<"id">>, AVal}, Rest4};
(<<2:8, Rest3/binary>>) ->
{stop, Rest3};
(Data) ->
decode_attr(Data)
end, Rest),
{Children, Rest6} = decode_children(Rest2, Ns, J1, J2),
{{xmlel, <<"replace">>, add_ns(PNs, Ns, Attrs), Children}, Rest6};
decode(Other, PNs, J1, J2) ->
decode_child(Other, PNs, J1, J2).
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