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path: root/src/helsinki.at/rhimportd/ctrlWebSocket.go
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//
//  rhimportd
//
//  The Radio Helsinki Rivendell Import Daemon
//
//
//  Copyright (C) 2015 Christian Pointner <equinox@helsinki.at>
//
//  This file is part of rhimportd.
//
//  rhimportd is free software: you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation, either version 3 of the License, or
//  any later version.
//
//  rhimportd is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details.
//
//  You should have received a copy of the GNU General Public License
//  along with rhimportd. If not, see <http://www.gnu.org/licenses/>.
//

package main

import (
	//	"encoding/json"
	"github.com/gorilla/websocket"
	"helsinki.at/rhimport"
	"html"
	"net/http"
)

func webSocketHandler(conf *rhimport.Config, rddb *rhimport.RdDbChan, trusted bool, w http.ResponseWriter, r *http.Request) {
	rhdl.Printf("WebSocketHandler: request for '%s'", html.EscapeString(r.URL.Path))

	ws, err := websocket.Upgrade(w, r, nil, 1024, 1024)
	if _, ok := err.(websocket.HandshakeError); ok {
		http.Error(w, "Not a websocket handshake", 400)
		return
	} else if err != nil {
		rhdl.Println("WebSocket Client", ws.RemoteAddr(), "error:", err)
		return
	}
	rhdl.Println("WebSocket Client", ws.RemoteAddr(), "connected")

	for {
		msgtype, msg, err := ws.ReadMessage()
		if err != nil {
			rhdl.Println("WebSocket Client", ws.RemoteAddr(), "disconnected:", err)
			return
		}
		if msgtype == websocket.TextMessage {
			// TODO: implement the actual proto
			rhdl.Println("Websocket Client", ws.RemoteAddr(), "got:", string(msg))

			if err := ws.WriteMessage(websocket.TextMessage, msg); err != nil {
				rhdl.Println("WebScoket Client", ws.RemoteAddr(), "write error:", err)
				return
			}
		}
	}

	return
}