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<h2>Test client</h2>
<form>
<label for="channelField">Channel</label>
<input type="text" id="channelField">
<label for="passwordField">Password (optional)</label>
<input type="password" id="passwordField">
<input type="checkbox" id="usePassword">
<label for="usePassword">Use password</label>
<input type="submit" value="Connect" id="connectButton">
</form>
<br>
<form>
<label for="messageField">Message</label>
<input type="text" disabled id="messageField">
<input type="submit" value="Send" disabled id="sendButton">
</form>
<hr>
<span>Log</span>
<pre id="console"></pre>
<script src="/socket.io/socket.io.js"></script>
<script type="text/javascript">
var console = document.getElementById("console");
function println(str) {
console.insertBefore(document.createTextNode(str + "\n"), console.firstChild);
}
function changeControlState(connected) {
socketConnected = connected;
channelField.disabled = connected;
passwordField.disabled = connected;
if (connected) {
connectButton.value = "Disconnect";
} else {
connectButton.value = "Connect";
}
messageField.disabled = !connected;
sendButton.disabled = !connected;
}
var socket;
var socketConnected = false;
function connectSocket(channel, password, authenticate) {
socket = io.connect("/", {
"query" : "channel=" + channel + ( authenticate ? "&password=" + password : ""),
"force new connection" : true
});
socket.on("connect", function() {
changeControlState(true);
println("connected");
});
socket.on("disconnect", function() {
changeControlState(false);
println("disconnected");
});
socket.on("unknown_channel", function() {
changeControlState(false);
println("unknown_channel");
});
socket.on("authentication_error", function() {
changeControlState(false);
println("authentication_error");
});
socket.on("authenticated", function() {
println("authenticated");
});
socket.on("message", function(message) {
println(message);
});
}
connectButton.addEventListener("click", function(event) {
event.preventDefault();
if (socketConnected) {
socket.disconnect();
} else {
connectSocket(channelField.value, passwordField.value, usePassword.checked);
}
});
sendButton.addEventListener("click", function(event) {
event.preventDefault();
socket.emit("message", messageField.value);
messageField.value = "";
});
</script>
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