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author | Loïc Hoguin <[email protected]> | 2017-10-13 23:20:49 +0200 |
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committer | Loïc Hoguin <[email protected]> | 2017-10-13 23:20:49 +0200 |
commit | f104da9322f83361e5bdb8bec0f396f8ad824798 (patch) | |
tree | 3289602e3d2383eb17aa4c1bb617fa6e271d1024 /doc/src/guide/ws_handlers.asciidoc | |
parent | d3f15cfd8b2bb4c0c697bd995dfa4546474235ad (diff) | |
download | cowboy-f104da9322f83361e5bdb8bec0f396f8ad824798.tar.gz cowboy-f104da9322f83361e5bdb8bec0f396f8ad824798.tar.bz2 cowboy-f104da9322f83361e5bdb8bec0f396f8ad824798.zip |
Small guide fixes
Diffstat (limited to 'doc/src/guide/ws_handlers.asciidoc')
-rw-r--r-- | doc/src/guide/ws_handlers.asciidoc | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/doc/src/guide/ws_handlers.asciidoc b/doc/src/guide/ws_handlers.asciidoc index 84dfb9b..a79d7e2 100644 --- a/doc/src/guide/ws_handlers.asciidoc +++ b/doc/src/guide/ws_handlers.asciidoc @@ -57,18 +57,19 @@ be: [source,erlang] ---- -init(Req, State) -> - case cowboy_req:parse_header(<<"sec-websocket-protocol">>, Req) of +init(Req0, State) -> + case cowboy_req:parse_header(<<"sec-websocket-protocol">>, Req0) of undefined -> - {cowboy_websocket, Req, State}; + {cowboy_websocket, Req0, State}; Subprotocols -> case lists:keymember(<<"mqtt">>, 1, Subprotocols) of true -> - Req2 = cowboy_req:set_resp_header(<<"sec-websocket-protocol">>, - <<"mqtt">>, Req), - {cowboy_websocket, Req2, State}; + Req = cowboy_req:set_resp_header(<<"sec-websocket-protocol">>, + <<"mqtt">>, Req0), + {cowboy_websocket, Req, State}; false -> - {stop, Req, State} + Req = cowboy_req:reply(400, Req0), + {ok, Req, State} end end. ---- |