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authorIvan Lisenkov <[email protected]>2013-01-30 00:30:05 +0400
committerIvan Lisenkov <[email protected]>2013-01-30 00:30:05 +0400
commit54c6d3fa3aada272839a431a45318d33dbc6b9e5 (patch)
treed702271731de3dff8e5af1863dc210280a5f961c /examples/basic_auth/src/toppage_handler.erl
parentfd5a977a39ec99d0aa57a2864f91cca7af5c67d6 (diff)
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Implement authorization header parsing
Basic HTTP authorization according to RFC 2617 is implemented. Added an example of its usage with REST handler.
Diffstat (limited to 'examples/basic_auth/src/toppage_handler.erl')
-rw-r--r--examples/basic_auth/src/toppage_handler.erl32
1 files changed, 32 insertions, 0 deletions
diff --git a/examples/basic_auth/src/toppage_handler.erl b/examples/basic_auth/src/toppage_handler.erl
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+++ b/examples/basic_auth/src/toppage_handler.erl
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+%% Feel free to use, reuse and abuse the code in this file.
+
+%% @doc Basic authorization Hello world handler.
+-module(toppage_handler).
+
+-export([init/3]).
+-export([content_types_provided/2]).
+-export([is_authorized/2]).
+-export([hello_to_text/2]).
+
+init(_Transport, _Req, []) ->
+ {upgrade, protocol, cowboy_rest}.
+
+
+is_authorized(Req, S) ->
+ {ok, Auth, Req1} = cowboy_req:parse_header(<<"authorization">>, Req),
+ case Auth of
+ {<<"basic">>, {User = <<"Alladin">>, <<"open sesame">>}} ->
+ {true, Req1, User};
+ _ ->
+ {{false, <<"Restricted">>}, Req1, S}
+ end.
+
+content_types_provided(Req, State) ->
+ {[
+ {<<"text/plain">>, hello_to_text}
+ ], Req, State}.
+
+
+hello_to_text(Req, User) ->
+ {<< <<"Hello, ">>/binary, User/binary, <<"!\n">>/binary >>, Req, User}.
+