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This commit is contained in:
Loïc Hoguin 2011-12-07 19:27:06 +01:00
commit 7f46e53436
7 changed files with 103 additions and 32 deletions

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@ -124,9 +124,9 @@ qs_val(Name, Req) when is_binary(Name) ->
%% missing.
-spec qs_val(binary(), #http_req{}, Default)
-> {binary() | true | Default, #http_req{}} when Default::any().
qs_val(Name, Req=#http_req{raw_qs=RawQs, qs_vals=undefined}, Default)
when is_binary(Name) ->
QsVals = parse_qs(RawQs),
qs_val(Name, Req=#http_req{raw_qs=RawQs, qs_vals=undefined,
urldecode={URLDecFun, URLDecArg}}, Default) when is_binary(Name) ->
QsVals = parse_qs(RawQs, fun(Bin) -> URLDecFun(Bin, URLDecArg) end),
qs_val(Name, Req#http_req{qs_vals=QsVals}, Default);
qs_val(Name, Req, Default) ->
case lists:keyfind(Name, 1, Req#http_req.qs_vals) of
@ -136,8 +136,9 @@ qs_val(Name, Req, Default) ->
%% @doc Return the full list of query string values.
-spec qs_vals(#http_req{}) -> {list({binary(), binary() | true}), #http_req{}}.
qs_vals(Req=#http_req{raw_qs=RawQs, qs_vals=undefined}) ->
QsVals = parse_qs(RawQs),
qs_vals(Req=#http_req{raw_qs=RawQs, qs_vals=undefined,
urldecode={URLDecFun, URLDecArg}}) ->
QsVals = parse_qs(RawQs, fun(Bin) -> URLDecFun(Bin, URLDecArg) end),
qs_vals(Req#http_req{qs_vals=QsVals});
qs_vals(Req=#http_req{qs_vals=QsVals}) ->
{QsVals, Req}.
@ -355,9 +356,9 @@ body(Length, Req=#http_req{socket=Socket, transport=Transport,
%% @doc Return the full body sent with the reqest, parsed as an
%% application/x-www-form-urlencoded string. Essentially a POST query string.
-spec body_qs(#http_req{}) -> {list({binary(), binary() | true}), #http_req{}}.
body_qs(Req) ->
body_qs(Req=#http_req{urldecode={URLDecFun, URLDecArg}}) ->
{ok, Body, Req2} = body(Req),
{parse_qs(Body), Req2}.
{parse_qs(Body, fun(Bin) -> URLDecFun(Bin, URLDecArg) end), Req2}.
%% Response API.
@ -483,14 +484,15 @@ compact(Req) ->
%% Internal.
-spec parse_qs(binary()) -> list({binary(), binary() | true}).
parse_qs(<<>>) ->
-spec parse_qs(binary(), fun((binary()) -> binary())) ->
list({binary(), binary() | true}).
parse_qs(<<>>, _URLDecode) ->
[];
parse_qs(Qs) ->
parse_qs(Qs, URLDecode) ->
Tokens = binary:split(Qs, <<"&">>, [global, trim]),
[case binary:split(Token, <<"=">>) of
[Token] -> {quoted:from_url(Token), true};
[Name, Value] -> {quoted:from_url(Name), quoted:from_url(Value)}
[Token] -> {URLDecode(Token), true};
[Name, Value] -> {URLDecode(Name), URLDecode(Value)}
end || Token <- Tokens].
-spec response_connection(http_headers(), keepalive | close)
@ -670,6 +672,7 @@ parse_qs_test_() ->
{<<"a=b=c=d=e&f=g">>, [{<<"a">>, <<"b=c=d=e">>}, {<<"f">>, <<"g">>}]},
{<<"a+b=c+d">>, [{<<"a b">>, <<"c d">>}]}
],
[{Qs, fun() -> R = parse_qs(Qs) end} || {Qs, R} <- Tests].
URLDecode = fun cowboy_http:urldecode/1,
[{Qs, fun() -> R = parse_qs(Qs, URLDecode) end} || {Qs, R} <- Tests].
-endif.