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December 10, 2015 02:48
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// サーバを起動します。 | |
func (self *Server) Listen() { | |
log.Println("Listening server...") | |
// クライアントが接続されたときに呼ばれるハンドラを作ります。 | |
onConnected := func(ws *websocket.Conn) { | |
client := NewClient(ws, self) | |
self.addClient <- client | |
client.Listen() | |
defer ws.Close() | |
} | |
http.Handle(self.path, websocket.Handler(onConnected)) | |
log.Println("Created handler") | |
// 無限ループでリクエストを待つ | |
for { | |
select { | |
// クライアント追加リクエストを受け付けます。 | |
case c := <-self.addClient: | |
log.Println("Added new client") | |
self.clients = append(self.clients, c) | |
for _, msg := range self.messages { | |
c.Write() <- msg | |
} | |
log.Println("Now", len(self.clients), "clients connected.") | |
// クライアント削除リクエストを受け付けます。 | |
case c := <-self.removeClient: | |
log.Println("Remove client") | |
for i := range self.clients { | |
if self.clients[i] == c { | |
self.clients = append(self.clients[:i], self.clients[i+1:]...) | |
break | |
} | |
} | |
// メッセージを全てのクライアントにブロードキャストします。 | |
case msg := <-self.sendAll: | |
log.Println("Send all:", msg) | |
self.messages = append(self.messages, msg) | |
for _, c := range self.clients { | |
c.Write() <- msg | |
} | |
} | |
} | |
} |
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