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index.html
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<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<!--
Copyright (c) 2013-2017 Antoine Martin <antoine@devloop.org.uk>
Copyright (c) 2014 Joshua Higgins <josh@kxes.net>
Licensed under MPL 2.0
-->
<title>xpra websockets client</title>
<meta charset="utf-8">
<meta name="description" content="xpra websockets client">
<link rel="shortcut icon" type="image/x-icon" href="/favicon.ico">
<link rel="icon" type="image/png" href="/favicon.png" id="favicon">
<link rel="stylesheet" href="css/client.css">
<link rel="stylesheet" href="css/spinner.css">
<script type="text/javascript" src="js/lib/jquery.js"></script>
<script type="text/javascript" src="js/lib/jquery-ui.js"></script>
<script type="text/javascript" src="js/lib/jquery.ba-throttle-debounce.js"></script>
<script type="text/javascript" src="js/lib/bencode.js"></script>
<script type="text/javascript" src="js/lib/zlib.js"></script>
<script type="text/javascript" src="js/lib/lz4.js"></script>
<script type="text/javascript" src="js/lib/forge.js"></script>
<script type="text/javascript" src="js/lib/broadway/Decoder.js"></script>
<script type="text/javascript" src="js/lib/aurora/aurora.js"></script>
<!--
<script type="text/javascript" src="js/lib/aurora/mp3.js"></script>
<script type="text/javascript" src="js/lib/aurora/flac.js"></script>
<script type="text/javascript" src="js/lib/aurora/aac.js"></script>
-->
<script type="text/javascript" src="js/lib/aurora/aurora-xpra.js"></script>
<script type="text/javascript" src="js/Keycodes.js"></script>
<script type="text/javascript" src="js/Protocol.js"></script>
<script type="text/javascript" src="js/Window.js"></script>
<script type="text/javascript" src="js/Notifications.js"></script>
<script type="text/javascript" src="js/Utilities.js"></script>
<script type="text/javascript" src="js/MediaSourceUtil.js"></script>
<script type="text/javascript" src="js/Client.js"></script>
</head>
<body>
<div id="dpi" style="width: 1in; height: 1in; left: -100%; top: -100%; position: absolute;">
</div>
<div id="progress" class="overlay" style="display: none">
<p id="progress-label"></p>
<p id="progress-details"></p>
<progress id="progress-bar" max="100" value="10"></progress>
</div>
<div id="screen" style="width: 100%; height:100%;">
</div>
<div class="notifications">
</div>
<div>
<textarea id="pasteboard" onblur="this.focus()" autofocus style="display: block; position: absolute; left: -99em;"></textarea>
</div>
<script>
if (!window.location.getParameter) {
window.location.getParameter = function(key) {
function parseParams() {
var params = {},
e,
a = /\+/g, // Regex for replacing addition symbol with a space
r = /([^&=]+)=?([^&]*)/g,
d = function (s) { return decodeURIComponent(s.replace(a, " ")); },
q = window.location.search.substring(1);
while (e = r.exec(q))
params[d(e[1])] = d(e[2]);
return params;
}
if (!this.queryStringParams)
this.queryStringParams = parseParams();
return this.queryStringParams[key];
};
}
// disable right click menu:
window.oncontextmenu = function(e) {
//showCustomMenu();
return false;
}
function getparam(prop) {
var value = window.location.getParameter(prop);
if (value === undefined && typeof(Storage) !== undefined) {
value = sessionStorage.getItem(prop);
}
return value;
}
function getboolparam(prop, default_value) {
var v = getparam(prop);
if(v===null) {
return default_value;
}
return ["true", "on", "1", "yes", "enabled"].indexOf(String(v).toLowerCase())>=0;
}
function encodeData(s) {
return encodeURIComponent(s);
}
$(document).ready(function() {
// look at url parameters
var username = getparam("username") || null;
var password = getparam("password") || null;
var sound = getboolparam("sound") || null;
var audio_codec = getparam("audio_codec") || null;
var encoding = getparam("encoding") || null;
var action = getparam("action") || "connect";
var submit = getboolparam("submit", true);
var server = getparam("server") || window.location.hostname;
var port = getparam("port") || window.location.port;
var encryption = getboolparam("encryption", false);
var key = getparam("key") || null;
var keyboard_layout = getparam("keyboard_layout") || null;
var start = getparam("start");
var exit_with_children = getboolparam("exit_with_children", false);
var exit_with_client = getboolparam("exit_with_client", false);
var sharing = getboolparam("sharing", false);
var video = getboolparam("video", false);
var mediasource_video = getboolparam("mediasource_video", false);
var remote_logging = getboolparam("remote_logging", true);
var debug = getboolparam("debug", false);
var insecure = getboolparam("insecure", false);
var ignore_audio_blacklist = getboolparam("ignore_audio_blacklist", false);
var clipboard = getboolparam("clipboard", true);
var printing = getboolparam("printing", true);
var file_transfer = getboolparam("file_transfer", true);
var steal = getboolparam("steal", true);
var reconnect = getboolparam("reconnect", true);
var swap_keys = getboolparam("swap_keys", Utilities.isMacOS());
//delete session params:
try {
sessionStorage.clear();
}
catch (e) {
//ignore
}
// show connection progress:
function connection_progress(state, details, progress) {
console.log("connection_progress(", state, ", ", details, ", ", progress, ")");
if (progress>=100) {
$('#progress').hide();
}
else {
$('#progress').show();
}
$('#progress-bar').val(progress);
$('#progress-label').text(state || " ");
$('#progress-details').text(details || " ");
}
// create the client
var client = new XpraClient('screen');
client.debug = debug;
client.remote_logging = remote_logging;
client.sharing = sharing;
client.insecure = insecure;
client.clipboard_enabled = clipboard;
client.printing = printing;
client.file_transfer = file_transfer;
client.steal = steal;
client.reconnect = reconnect;
client.swap_keys = swap_keys;
client.on_connection_progress = connection_progress;
//example overrides:
//client.HELLO_TIMEOUT = 3600000;
//client.PING_TIMEOUT = 60000;
//client.PING_GRACE = 30000;
//client.PING_FREQUENCY = 15000;
if (debug) {
//example of client event hooks:
client.on_open = function() {
console.debug("connection open");
};
client.on_connect = function() {
console.debug("connection established");
};
client.on_first_ui_event = function() {
console.debug("first ui event");
};
client.on_last_window = function() {
console.debug("last window disappeared");
};
}
// mediasource video
if(video) {
client.supported_encodings.push("h264");
if(mediasource_video) {
client.supported_encodings.push("vp8+webm", "h264+mp4", "mpeg4+mp4");
}
}
else if(encoding && (encoding !== "auto")) {
// the primary encoding can be set
client.enable_encoding(encoding);
}
// encodings can be disabled like so
// client.disable_encoding("h264");
if(action && (action!="connect")) {
sns = {
"mode" : action,
};
if(start) {
sns["start"] = [start];
}
if (exit_with_children) {
sns["exit-with-children"] = true;
}
if (exit_with_client) {
sns["exit-with-client"] = true;
}
client.start_new_session = sns
}
// sound support
if(sound) {
client.audio_enabled = true;
console.log("sound enabled, audio codec string: "+audio_codec);
if(audio_codec && audio_codec.indexOf(":")>0) {
var acparts = audio_codec.split(":");
client.audio_framework = acparts[0];
client.audio_codec = acparts[1];
}
client.audio_mediasource_enabled = getboolparam("mediasource", true);
client.audio_aurora_enabled = getboolparam("aurora", true);
client.audio_httpstream_enabled = getboolparam("http-stream", true);
}
if(keyboard_layout) {
client.keyboard_layout = keyboard_layout;
}
// check for username and password
if(username) {
client.username = username;
}
if(password) {
client.password = password;
}
// check for encryption parameters
if(encryption) {
client.encryption = encryption;
if(key) {
client.encryption_key = key;
}
}
// attach a callback for when client closes
if(!debug) {
client.callback_close = function(reason) {
if(submit) {
var message = "Connection closed (socket closed)";
if(reason) {
message = reason;
}
var url = "/connect.html";
function add_prop(prop, value) {
if (typeof(Storage) !== "undefined") {
if (value===null || value==="undefined") {
sessionStorage.removeItem(prop);
}
else {
sessionStorage.setItem(prop, value);
}
} else {
if (value===null || value==="undefined") {
value = "";
}
url = url + "&"+prop+"="+encodeData(""+value);
}
}
add_prop("disconnect", message);
var props = {
"username" : username,
"insecure" : insecure,
"server" : server,
"port" : port,
"encoding" : encoding,
"keyboard_layout" : keyboard_layout,
"action" : action,
"sound" : sound,
"audio_codec" : audio_codec,
"clipboard" : clipboard,
"exit_with_children": exit_with_children,
"exit_with_client" : exit_with_client,
"sharing" : sharing,
"steal" : steal,
"video" : video,
"mediasource_video" : mediasource_video,
"debug" : debug,
"remote_logging" : remote_logging,
"insecure" : insecure,
"ignore_audio_blacklist" : ignore_audio_blacklist,
}
if (insecure || sessionStorage) {
props["password"] = password;
}
else {
props["password"] = "";
}
for (var name in props) {
var value = props[name];
add_prop(name, value);
}
window.location=url;
} else {
// if we didn't submit through the form, silently redirect to the connect gui
window.location="connect.html";
}
}
}
client.init(ignore_audio_blacklist);
var ssl = document.location.protocol=="https:";
client.host = server;
client.port = port;
client.ssl = ssl;
// and connect
client.connect();
var pasteboard = $('#pasteboard');
if (clipboard) {
//clipboard hooks:
pasteboard.on('paste', function (e) {
var paste_data = (e.originalEvent || e).clipboardData.getData('text/plain');
client._debug("paste event, data=", paste_data);
client.send_clipboard_token(unescape(encodeURIComponent(paste_data)));
return false;
});
pasteboard.on('copy', function (e) {
var clipboard_buffer = client.get_clipboard_buffer();
$('#pasteboard').text(decodeURIComponent(escape(clipboard_buffer)));
$('#pasteboard').select();
client._debug("copy event, clipboard buffer=", clipboard_buffer);
client.clipboard_pending = false;
return true;
});
pasteboard.on('cut', function (e) {
var clipboard_buffer = client.get_clipboard_buffer();
$('#pasteboard').text(decodeURIComponent(escape(clipboard_buffer)));
$('#pasteboard').select();
client._debug("cut event, clipboard buffer=", clipboard_buffer);
client.clipboard_pending = false;
return true;
});
$('#screen').on('click', function (e) {
//console.log("click pending=", client.clipboard_pending, "buffer=", client.clipboard_buffer);
if (client.clipboard_pending) {
var clipboard_buffer = client.get_clipboard_buffer();
$('#pasteboard').text(client.clipboard_buffer);
$('#pasteboard').select();
client._debug("click event, with pending clipboard buffer=", clipboard_buffer);
//for IE:
var success = true;
if (window.clipboardData && window.clipboardData.setData) {
clipboardData.setData("Text", this.clipboard_buffer);
}
else {
success = document.execCommand('copy');
//console.log("copy success=", success);
}
if (success) {
client.clipboard_pending = false;
}
}
});
}
//file transfer hooks:
if (file_transfer) {
function send_file(f) {
console.log("file:", f.name, ", type:", f.type, ", size:", f.size, "last modified:", f.lastModifiedDate ? f.lastModifiedDate.toLocaleDateString() : 'n/a');
var fileReader = new FileReader();
fileReader.onloadend = function (evt) {
var u8a = new Uint8Array(evt.target.result);
var buf = Utilities.Uint8ToString(u8a);
client.send_file(f.name, f.type, f.size, buf);
};
fileReader.readAsArrayBuffer(f);
}
function handleFileSelect(evt) {
evt.stopPropagation();
evt.preventDefault();
var files = evt.dataTransfer.files;
for (var i = 0, f; f = files[i]; i++) {
send_file(f);
}
}
function handleDragOver(evt) {
evt.stopPropagation();
evt.preventDefault();
evt.dataTransfer.dropEffect = 'copy';
}
var screen = document.getElementById('screen');
screen.addEventListener('dragover', handleDragOver, false);
screen.addEventListener('drop', handleFileSelect, false);
}
//keyboard input for tablets:
pasteboard.on("input", function(e) {
var txt = pasteboard.val();
pasteboard.val("");
client._debug("oninput:", txt);
if (!client.topwindow) {
return;
}
for (var i = 0, len = txt.length; i < len; i++) {
var str = txt[i];
var keycode = str.charCodeAt(0);
try {
modifiers = [];
keyval = keycode;
group = 0;
packet = ["key-action", client.topwindow, str, true, modifiers, keyval, str, keycode, group];
client._debug(packet);
client.send(packet);
packet = ["key-action", client.topwindow, str, false, modifiers, keyval, str, keycode, group];
client._debug(packet);
client.send(packet);
}
catch (e) {
client.error("input handling error: "+e);
}
}
});
});
</script>
</body>
</html>