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var conn = null;
var ellog = null;
var wsprot="ws";
var keepAlive=null;
var keepAliveUri = null;
var keepAliveTime = 600000; // time in milliseconds
$.domotikaDebug=false;
function connectSocket(socktype, sockuri, wsprot)
{
var c=null;
log("try to connect " + sockuri + " using " + socktype + " protocol " + wsprot );
if ("WebSocket" in window) {
c = new WebSocket(wsuri);
} else if ("MozWebSocket" in window) {
c = new MozWebSocket(wsuri);
} else {
c = new SockJS(sockuri,null,{debug:true,devel:true,protocols_whitelist:[wsprot]});
}
return c;
}
function initSockets() {
ellog = document.getElementById('log');
if(window.location.port!="") {
if(window.location.protocol === "https:") {
wsuri = "wss://" + window.location.hostname + ":"+window.location.port+"/autobahn";
wsprot = "wss"
} else {
wsuri = "ws://" + window.location.hostname + ":"+window.location.port+"/autobahn";
}
sockjsuri = window.location.protocol+'//'+window.location.hostname+':'+window.location.port+'/sockjs';
keepAliveUri = window.location.protocol+'//'+window.location.hostname+':'+window.location.port+'/rest/v1.0/keepAlive';
} else {
if(window.location.protocol === "https:") {
wsuri = "wss://" + window.location.hostname + "/autobahn";
wsprot = "wss"
} else {
wsuri = "ws://" + window.location.hostname +"/autobahn";
}
sockjsuri = window.location.protocol+'//'+window.location.hostname+'/sockjs';
keepAliveUri = window.location.protocol+'//'+window.location.hostname+'/rest/v1.0/keepAlive';
}
if("WebSocket" in window || "MozWebSocket" in window) {
socktype="autobahn";
conn = connectSocket(socktype, wsuri, wsprot);
} else {
sjsprots=new Array('xdr-streaming','xhr-streaming','iframe-eventsource','iframe-htmlfile','xdr-polling','xhr-polling','iframe-xhr-polling','jsonp-polling');
socktype="sockjs";
sjidx=0;
wsprot=sjsprots[sjidx]
conn = connectSocket(socktype, sockjsuri, wsprot);
}
attachSockEvents();
keepAlive=setInterval(function(){ $.get(keepAliveUri); }, keepAliveTime);
};
function attachSockEvents() {
if (conn) {
conn.onopen = function(e) {
if(socktype=="autobahn")
sockurl = wsuri;
else
sockurl = sockjsuri;
log("Connected to " + sockurl + " using " + socktype + " protocol " + wsprot +", test connection" );
conn.send("testconn");
if(typeof $.onDomotikaConnected == "function")
$.onDomotikaConnected(e);
};
conn.onclose = function(e) {
log("Connection closed (wasClean = " + e.wasClean + ", code = " + e.code + ", reason = '" + e.reason + "')");
if(typeof $.onDomotikaDisconnected == "function")
$.onDomotikaDisconnected(e);
conn = null;
if(e.wasClean===false)
{
if(e.code==2000 && socktype=="sockjs")
{
if(sjidx<sjsprots.length-1) {
sjidx++;
var wait=0;
} else {
sjidx=0;
var wait=3000;
}
}
if(socktype=="autobahn") {
conn = connectSocket(socktype, wsuri, wsprot);
attachSockEvents();
} else {
wsprot=sjsprots[sjidx];
if(wait > 0) {
log("<br>DELAY RECONNECTION\r\n");
setTimeout(function(){conn = connectSocket(socktype,sockjsuri,wsprot); attachSockEvents();},wait);
} else {
conn = connectSocket(socktype, sockjsuri, wsprot);
attachSockEvents();
}
}
}
};
conn.onmessage = function(e) {
log("Received: " + e.data);
if(typeof $.onDomotikaMessage == "function")
$.onDomotikaMessage(e);
};
} else {
alert('NoSock');
}
};
function send() {
var msg = document.getElementById('message').value;
if (conn) {
conn.send(msg);
log("Sent: " + msg);
} else {
log("Not connected.");
}
};
function domotikaSend(msg) {
if (conn) {
try {
conn.send(msg);
log("Sent: " + msg);
} catch(err) {
log(err);
}
} else {
log("Not connected.");
}
}
function log(m) {
if(ellog)
{
ellog.innerHTML += m + '\r\n';
ellog.scrollTop = ellog.scrollHeight;
} else {
if($.domotikaDebug)
console.log(m);
}
};
if(window.addEventListener){
window.addEventListener('online', function(){
if(conn)
conn.close();
conn = false;
initSockets();
});
window.addEventListener('offline', function(){
if(conn)
conn.close();
conn = false;
if(keepAlive)
clearInterval(keepAlive);
});
}else{
window.addEvent('online', function(){
if(conn)
conn.close();
conn = false;
initSockets();
});
window.addEvent('offline', function(){
if(conn)
conn.close();
conn = false;
});
}