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-rw-r--r--src/cowboy_http_req.erl55
1 files changed, 27 insertions, 28 deletions
diff --git a/src/cowboy_http_req.erl b/src/cowboy_http_req.erl
index 8d558b7..8ea8efc 100644
--- a/src/cowboy_http_req.erl
+++ b/src/cowboy_http_req.erl
@@ -1,4 +1,5 @@
%% Copyright (c) 2011, Loïc Hoguin <[email protected]>
+%% Copyright (c) 2011, Anthony Ramine <[email protected]>
%%
%% Permission to use, copy, modify, and/or distribute this software for any
%% purpose with or without fee is hereby granted, provided that the above
@@ -72,24 +73,22 @@ raw_path(Req) ->
-spec qs_val(Name::string(), Req::#http_req{})
-> {Value::string() | true | undefined, Req::#http_req{}}.
-qs_val(Name, Req=#http_req{raw_qs=RawQs, qs_vals=undefined}) ->
- QsVals = parse_qs(RawQs),
- qs_val(Name, Req#http_req{qs_vals=QsVals});
+%% @equiv qs_val(Name, Req) -> qs_val(Name, Req, undefined)
qs_val(Name, Req) ->
+ qs_val(Name, Req, undefined).
+
+-spec qs_val(Name::string(), Req::#http_req{}, Default)
+ -> {Value::string() | true | Default, Req::#http_req{}}
+ when Default::term().
+qs_val(Name, Req=#http_req{raw_qs=RawQs, qs_vals=undefined}, Default) ->
+ QsVals = parse_qs(RawQs),
+ 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
{Name, Value} -> {Value, Req};
- false -> {undefined, Req}
+ false -> {Default, Req}
end.
--spec qs_val(Name::string(), Default::term(), Req::#http_req{})
- -> {Value::string() | term() | true, Req::#http_req{}}.
-qs_val(Name, Default, Req=#http_req{raw_qs=RawQs, qs_vals=undefined}) ->
- QsVals = parse_qs(RawQs),
- qs_val(Name, Default, Req#http_req{qs_vals=QsVals});
-qs_val(Name, Default, Req) ->
- Value = proplists:get_value(Name, Req#http_req.qs_vals, Default),
- {Value, Req}.
-
-spec qs_vals(Req::#http_req{})
-> {list({Name::string(), Value::string() | true}), Req::#http_req{}}.
qs_vals(Req=#http_req{raw_qs=RawQs, qs_vals=undefined}) ->
@@ -104,18 +103,18 @@ raw_qs(Req) ->
-spec binding(Name::atom(), Req::#http_req{})
-> {Value::string() | undefined, Req::#http_req{}}.
+%% @equiv binding(Name, Req) -> binding(Name, Req, undefined)
binding(Name, Req) ->
+ binding(Name, Req, undefined).
+
+-spec binding(Name::atom(), Req::#http_req{}, Default)
+ -> {Value::string() | Default, Req::#http_req{}} when Default::term().
+binding(Name, Req, Default) ->
case lists:keyfind(Name, 1, Req#http_req.bindings) of
{Name, Value} -> {Value, Req};
- false -> {undefined, Req}
+ false -> {Default, Req}
end.
--spec binding(Name::atom(), Default::term(), Req::#http_req{})
- -> {Value::string() | term(), Req::#http_req{}}.
-binding(Name, Default, Req) ->
- Value = proplists:get_value(Name, Req#http_req.bindings, Default),
- {Value, Req}.
-
-spec bindings(Req::#http_req{})
-> {list({Name::atom(), Value::string()}), Req::#http_req{}}.
bindings(Req) ->
@@ -123,18 +122,18 @@ bindings(Req) ->
-spec header(Name::atom() | string(), Req::#http_req{})
-> {Value::string() | undefined, Req::#http_req{}}.
+%% @equiv header(Name, Req) -> header(Name, Req, undefined)
header(Name, Req) ->
+ header(Name, Req, undefined).
+
+-spec header(Name::atom() | string(), Req::#http_req{}, Default)
+ -> {Value::string() | Default, Req::#http_req{}} when Default::term().
+header(Name, Req, Default) ->
case lists:keyfind(Name, 1, Req#http_req.headers) of
{Name, Value} -> {Value, Req};
- false -> {undefined, Req}
+ false -> {Default, Req}
end.
--spec header(Name::atom() | string(), Default::term(), Req::#http_req{})
- -> {Value::string() | term(), Req::#http_req{}}.
-header(Name, Default, Req) ->
- Value = proplists:get_value(Name, Req#http_req.headers, Default),
- {Value, Req}.
-
-spec headers(Req::#http_req{})
-> {list({Name::atom() | string(), Value::string()}), Req::#http_req{}}.
headers(Req) ->
@@ -148,7 +147,7 @@ headers(Req) ->
body(Req) ->
{Length, Req2} = cowboy_http_req:header('Content-Length', Req),
case Length of
- "" -> {error, badarg};
+ undefined -> {error, badarg};
_Any ->
Length2 = list_to_integer(Length),
body(Length2, Req2)