[mirror_novnc.git] / vnc_lite.html

<!DOCTYPE html>
<html lang="en">
<head>

    <!--
    noVNC example: lightweight example using minimal UI and features

    This is a self-contained file which doesn't import WebUtil or external CSS.

    Copyright (C) 2019 The noVNC Authors
    noVNC is licensed under the MPL 2.0 (see LICENSE.txt)
    This file is licensed under the 2-Clause BSD license (see LICENSE.txt).

    Connect parameters are provided in query string:
        http://example.com/?host=HOST&port=PORT&scale=true
    -->
    <title>noVNC</title>

    <meta charset="utf-8">

    <style>

        body {
            margin: 0;
            background-color: dimgrey;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        html {
            height: 100%;
        }

        #top_bar {
            background-color: #6e84a3;
            color: white;
            font: bold 12px Helvetica;
            padding: 6px 5px 4px 5px;
            border-bottom: 1px outset;
        }
        #status {
            text-align: center;
        }
        #sendCtrlAltDelButton {
            position: fixed;
            top: 0px;
            right: 0px;
            border: 1px outset;
            padding: 5px 5px 4px 5px;
            cursor: pointer;
        }

        #screen {
            flex: 1; /* fill remaining space */
            overflow: hidden;
        }

    </style>

    <script type="module" crossorigin="anonymous">
        // RFB holds the API to connect and communicate with a VNC server
        import RFB from './core/rfb.js';

        let rfb;
        let desktopName;

        // When this function is called we have
        // successfully connected to a server
        function connectedToServer(e) {
            status("Connected to " + desktopName);
        }

        // This function is called when we are disconnected
        function disconnectedFromServer(e) {
            if (e.detail.clean) {
                status("Disconnected");
            } else {
                status("Something went wrong, connection is closed");
            }
        }

        // When this function is called, the server requires
        // credentials to authenticate
        function credentialsAreRequired(e) {
            const password = prompt("Password Required:");
            rfb.sendCredentials({ password: password });
        }

        // When this function is called we have received
        // a desktop name from the server
        function updateDesktopName(e) {
            desktopName = e.detail.name;
        }

        // Since most operating systems will catch Ctrl+Alt+Del
        // before they get a chance to be intercepted by the browser,
        // we provide a way to emulate this key sequence.
        function sendCtrlAltDel() {
            rfb.sendCtrlAltDel();
            return false;
        }

        // Show a status text in the top bar
        function status(text) {
            document.getElementById('status').textContent = text;
        }

        // This function extracts the value of one variable from the
        // query string. If the variable isn't defined in the URL
        // it returns the default value instead.
        function readQueryVariable(name, defaultValue) {
            // A URL with a query parameter can look like this:
            // https://www.example.com?myqueryparam=myvalue
            //
            // Note that we use location.href instead of location.search
            // because Firefox < 53 has a bug w.r.t location.search
            const re = new RegExp('.*[?&]' + name + '=([^&#]*)'),
                  match = document.location.href.match(re);

            if (match) {
                // We have to decode the URL since want the cleartext value
                return decodeURIComponent(match[1]);
            }

            return defaultValue;
        }

        document.getElementById('sendCtrlAltDelButton')
            .onclick = sendCtrlAltDel;

        // Read parameters specified in the URL query string
        // By default, use the host and port of server that served this file
        const host = readQueryVariable('host', window.location.hostname);
        let port = readQueryVariable('port', window.location.port);
        const password = readQueryVariable('password');
        const path = readQueryVariable('path', 'websockify');

        // | | |         | | |
        // | | | Connect | | |
        // v v v         v v v

        status("Connecting");

        // Build the websocket URL used to connect
        let url;
        if (window.location.protocol === "https:") {
            url = 'wss';
        } else {
            url = 'ws';
        }
        url += '://' + host;
        if(port) {
            url += ':' + port;
        }
        url += '/' + path;

        // Creating a new RFB object will start a new connection
        rfb = new RFB(document.getElementById('screen'), url,
                      { credentials: { password: password } });

        // Add listeners to important events from the RFB module
        rfb.addEventListener("connect",  connectedToServer);
        rfb.addEventListener("disconnect", disconnectedFromServer);
        rfb.addEventListener("credentialsrequired", credentialsAreRequired);
        rfb.addEventListener("desktopname", updateDesktopName);

        // Set parameters that can be changed on an active connection
        rfb.viewOnly = readQueryVariable('view_only', false);
        rfb.scaleViewport = readQueryVariable('scale', false);
    </script>
</head>

<body>
    <div id="top_bar">
        <div id="status">Loading</div>
        <div id="sendCtrlAltDelButton">Send CtrlAltDel</div>
    </div>
    <div id="screen">
        <!-- This is where the remote screen will appear -->
    </div>
</body>
</html>
Commit	Line	Data
40f281eb	1	<!DOCTYPE html>
80c52ba7	2	<html lang="en">
e84101b3 PÅ	3	<head>
e84101b3 PÅ	4
82744aa8	5	<!--
83391ffc	6	noVNC example: lightweight example using minimal UI and features
8c2866df SM	7
	8	This is a self-contained file which doesn't import WebUtil or external CSS.
	9
412d9306	10	Copyright (C) 2019 The noVNC Authors
1d728ace	11	noVNC is licensed under the MPL 2.0 (see LICENSE.txt)
d58f8b51	12	This file is licensed under the 2-Clause BSD license (see LICENSE.txt).
d595e656 JM	13
d595e656 JM	14	Connect parameters are provided in query string:
51f9f009	15	http://example.com/?host=HOST&port=PORT&scale=true
d595e656	16	-->
e84101b3 PÅ	17	<title>noVNC</title>
e84101b3 PÅ	18
2aa3b5bc	19	<meta charset="utf-8">
33f5d3bd	20
45c644a6	21	<style>
e0d4e5a1 SM	22
	23	body {
	24	margin: 0;
de79ae92	25	background-color: dimgrey;
e0d4e5a1 SM	26	height: 100%;
	27	display: flex;
	28	flex-direction: column;
	29	}
	30	html {
e0d4e5a1 SM	31	height: 100%;
	32	}
	33
8613f6f4	34	#top_bar {
de79ae92	35	background-color: #6e84a3;
011e4bff SM	36	color: white;
	37	font: bold 12px Helvetica;
	38	padding: 6px 5px 4px 5px;
de79ae92	39	border-bottom: 1px outset;
e0d4e5a1	40	}
8613f6f4	41	#status {
011e4bff	42	text-align: center;
e0d4e5a1	43	}
011e4bff SM	44	#sendCtrlAltDelButton {
	45	position: fixed;
	46	top: 0px;
	47	right: 0px;
	48	border: 1px outset;
	49	padding: 5px 5px 4px 5px;
	50	cursor: pointer;
e0d4e5a1 SM	51	}
e0d4e5a1 SM	52
1c945f81 SM	53	#screen {
	54	flex: 1; /* fill remaining space */
	55	overflow: hidden;
	56	}
	57
e0d4e5a1	58	</style>
e84101b3	59
bf826444	60	<script type="module" crossorigin="anonymous">
8c2866df	61	// RFB holds the API to connect and communicate with a VNC server
7569cdc2	62	import RFB from './core/rfb.js';
6f4b1e40	63
25551b6b SM	64	let rfb;
25551b6b SM	65	let desktopName;
8db09746	66
26d51e49 SM	67	// When this function is called we have
	68	// successfully connected to a server
	69	function connectedToServer(e) {
26d51e49 SM	70	status("Connected to " + desktopName);
	71	}
	72
	73	// This function is called when we are disconnected
	74	function disconnectedFromServer(e) {
26d51e49 SM	75	if (e.detail.clean) {
	76	status("Disconnected");
	77	} else {
	78	status("Something went wrong, connection is closed");
	79	}
3bb12056	80	}
8c2866df SM	81
	82	// When this function is called, the server requires
	83	// credentials to authenticate
c756665e	84	function credentialsAreRequired(e) {
5271e300 SM	85	const password = prompt("Password Required:");
5271e300 SM	86	rfb.sendCredentials({ password: password });
d890e864	87	}
8c2866df	88
26d51e49 SM	89	// When this function is called we have received
	90	// a desktop name from the server
	91	function updateDesktopName(e) {
	92	desktopName = e.detail.name;
	93	}
	94
8c2866df SM	95	// Since most operating systems will catch Ctrl+Alt+Del
	96	// before they get a chance to be intercepted by the browser,
	97	// we provide a way to emulate this key sequence.
63708ff5	98	function sendCtrlAltDel() {
8db09746	99	rfb.sendCtrlAltDel();
a8edf9d8	100	return false;
63708ff5	101	}
26d51e49	102
8c2866df	103	// Show a status text in the top bar
de79ae92	104	function status(text) {
8613f6f4	105	document.getElementById('status').textContent = text;
3bb12056	106	}
91308399	107
6517c498 SM	108	// This function extracts the value of one variable from the
	109	// query string. If the variable isn't defined in the URL
	110	// it returns the default value instead.
	111	function readQueryVariable(name, defaultValue) {
	112	// A URL with a query parameter can look like this:
	113	// https://www.example.com?myqueryparam=myvalue
	114	//
	115	// Note that we use location.href instead of location.search
	116	// because Firefox < 53 has a bug w.r.t location.search
	117	const re = new RegExp('.[?&]' + name + '=([^&#])'),
	118	match = document.location.href.match(re);
6517c498 SM	119
	120	if (match) {
	121	// We have to decode the URL since want the cleartext value
	122	return decodeURIComponent(match[1]);
	123	}
	124
	125	return defaultValue;
	126	}
	127
e20f0ee9 SM	128	document.getElementById('sendCtrlAltDelButton')
e20f0ee9 SM	129	.onclick = sendCtrlAltDel;
91308399	130
6517c498	131	// Read parameters specified in the URL query string
7569cdc2	132	// By default, use the host and port of server that served this file
25551b6b SM	133	const host = readQueryVariable('host', window.location.hostname);
25551b6b SM	134	let port = readQueryVariable('port', window.location.port);
06a8f7d9	135	const password = readQueryVariable('password');
25551b6b	136	const path = readQueryVariable('path', 'websockify');
c55f05f6	137
8c2866df SM	138	// \| \| \| \| \| \|
	139	// \| \| \| Connect \| \| \|
	140	// v v v v v v
0139b256	141
25551b6b	142	status("Connecting");
91308399	143
25551b6b SM	144	// Build the websocket URL used to connect
	145	let url;
	146	if (window.location.protocol === "https:") {
	147	url = 'wss';
	148	} else {
	149	url = 'ws';
	150	}
	151	url += '://' + host;
	152	if(port) {
	153	url += ':' + port;
	154	}
	155	url += '/' + path;
	156
	157	// Creating a new RFB object will start a new connection
1c945f81	158	rfb = new RFB(document.getElementById('screen'), url,
25551b6b SM	159	{ credentials: { password: password } });
	160
	161	// Add listeners to important events from the RFB module
c756665e SM	162	rfb.addEventListener("connect", connectedToServer);
	163	rfb.addEventListener("disconnect", disconnectedFromServer);
	164	rfb.addEventListener("credentialsrequired", credentialsAreRequired);
25551b6b SM	165	rfb.addEventListener("desktopname", updateDesktopName);
	166
	167	// Set parameters that can be changed on an active connection
	168	rfb.viewOnly = readQueryVariable('view_only', false);
	169	rfb.scaleViewport = readQueryVariable('scale', false);
7569cdc2 SR	170	</script>
	171	</head>
	172
178bf8ec	173	<body>
8613f6f4 SM	174	<div id="top_bar">
	175	<div id="status">Loading</div>
	176	<div id="sendCtrlAltDelButton">Send CtrlAltDel</div>
	177	</div>
1c945f81 SM	178	<div id="screen">
	179	<!-- This is where the remote screen will appear -->
	180	</div>
178bf8ec	181	</body>
91308399	182	</html>