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index.html
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<!DOCTYPE html>
<html>
<head>
<title>Aedes+Websockets+Paho test</title>
</head>
<body>
<script src="https://cdnjs.cloudflare.com/ajax/libs/paho-mqtt/1.0.1/mqttws31.js" type="text/javascript"></script>
<script type="text/javascript">
var loc = { hostname: 'localhost', port: 9002 };
// Create a client instance
client = new Paho.MQTT.Client(loc.hostname, Number(loc.port), "clientId");
// set callback handlers
client.onConnectionLost = onConnectionLost;
client.onMessageArrived = onMessageArrived;
// connect the client
client.connect({onSuccess:onConnect});
// called when the client connects
function onConnect() {
// Once a connection has been made, make a subscription and send a message.
console.log("onConnect");
client.subscribe("World");
message = new Paho.MQTT.Message("Hello");
message.destinationName = "World";
client.send(message);
}
// called when the client loses its connection
function onConnectionLost(responseObject) {
if (responseObject.errorCode !== 0) {
console.log("onConnectionLost:"+responseObject.errorMessage);
}
}
// called when a message arrives
function onMessageArrived(message) {
console.log("onMessageArrived:"+message.payloadString);
}
function sendMessage(payloadString) {
message = new Paho.MQTT.Message(payloadString);
message.destinationName = "World";
client.send(message);
}
</script>
</body>
</html>