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https://github.com/ninenines/cowboy.git
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34 lines
924 B
Erlang
34 lines
924 B
Erlang
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%% Feel free to use, reuse and abuse the code in this file.
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-module(ws_timeout_cancel_handler).
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-behaviour(cowboy_http_handler).
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-behaviour(cowboy_websocket_handler).
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-export([init/3, handle/2, terminate/2]).
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-export([websocket_init/3, websocket_handle/3,
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websocket_info/3, websocket_terminate/3]).
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init(_Any, _Req, _Opts) ->
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{upgrade, protocol, cowboy_websocket}.
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handle(_Req, _State) ->
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exit(badarg).
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terminate(_Req, _State) ->
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exit(badarg).
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websocket_init(_TransportName, Req, _Opts) ->
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erlang:start_timer(500, self(), should_not_cancel_timer),
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{ok, Req, undefined, 1000}.
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websocket_handle({text, Data}, Req, State) ->
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{reply, {text, Data}, Req, State};
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websocket_handle({binary, Data}, Req, State) ->
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{reply, {binary, Data}, Req, State}.
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websocket_info(_Info, Req, State) ->
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erlang:start_timer(500, self(), should_not_cancel_timer),
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{ok, Req, State}.
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websocket_terminate(_Reason, _Req, _State) ->
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ok.
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