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Diffstat (limited to 'examples/websocket/src/ws_handler.erl')
| -rw-r--r-- | examples/websocket/src/ws_handler.erl | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/examples/websocket/src/ws_handler.erl b/examples/websocket/src/ws_handler.erl new file mode 100644 index 0000000..bbbf716 --- /dev/null +++ b/examples/websocket/src/ws_handler.erl @@ -0,0 +1,29 @@ +-module(ws_handler). +-behaviour(cowboy_websocket_handler). + +-export([init/3]). +-export([websocket_init/3]). +-export([websocket_handle/3]). +-export([websocket_info/3]). +-export([websocket_terminate/3]). + +init({tcp, http}, _Req, _Opts) -> + {upgrade, protocol, cowboy_websocket}. + +websocket_init(_TransportName, Req, _Opts) -> + erlang:start_timer(1000, self(), <<"Hello!">>), + {ok, Req, undefined_state}. + +websocket_handle({text, Msg}, Req, State) -> + {reply, {text, << "That's what she said! ", Msg/binary >>}, Req, State}; +websocket_handle(_Data, Req, State) -> + {ok, Req, State}. + +websocket_info({timeout, _Ref, Msg}, Req, State) -> + erlang:start_timer(1000, self(), <<"How' you doin'?">>), + {reply, {text, Msg}, Req, State}; +websocket_info(_Info, Req, State) -> + {ok, Req, State}. + +websocket_terminate(_Reason, _Req, _State) -> + ok. |