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%% Feel free to use, reuse and abuse the code in this file.
-module(http_loop_stream_recv).
-export([init/3]).
-export([info/3]).
-export([terminate/3]).
init({_, http}, Req, _) ->
receive after 100 -> ok end,
self() ! stream,
{loop, Req, undefined, 100}.
info(stream, Req, undefined) ->
stream(Req, 1, <<>>).
stream(Req, ID, Acc) ->
case cowboy_req:body(Req) of
{ok, <<>>, Req2} ->
{ok, Req3} = cowboy_req:reply(200, Req2),
{ok, Req3, undefined};
{_, Data, Req2} ->
parse_id(Req2, ID, << Acc/binary, Data/binary >>)
end.
parse_id(Req, ID, Data) ->
case Data of
<< ID:32, Rest/bits >> ->
parse_id(Req, ID + 1, Rest);
_ ->
stream(Req, ID, Data)
end.
terminate({normal, shutdown}, _, _) ->
ok.
|
