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Look for parsed headers in the cache before trying to parse

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This commit is contained in:
Loïc Hoguin 2012-07-22 05:15:15 +02:00
parent f212cafad2
commit adc363919c
1 changed files with 8 additions and 1 deletions
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9
src/cowboy_http_req.erl
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@ -307,8 +307,15 @@ parse_header(Name, Req, Default) ->
{Value, Req2} = header(Name, Req, Default),
{undefined, Value, Req2}.
%% @todo This doesn't look in the cache.
parse_header(Name, Req=#http_req{p_headers=PHeaders}, Default, Fun) ->
case lists:keyfind(Name, 1, PHeaders) of
{Name, P} ->
{P, Req};
false ->
parse_header_no_cache(Name, Req, Default, Fun)
end.
parse_header_no_cache(Name, Req=#http_req{p_headers=PHeaders}, Default, Fun) ->
case header(Name, Req) of
{undefined, Req2} ->
{Default, Req2#http_req{p_headers=[{Name, Default}|PHeaders]}};