File: test.html

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libwebsockets 2.0.3-3
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<!DOCTYPE html>
<html lang="en">
<head>
 <meta charset=utf-8 http-equiv="Content-Language" content="en"/>
 <title>Minimal Websocket test app</title>
<style type="text/css">
	span.title { font-size:18pt; font: Arial; font-weight:normal; text-align:center; color:#000000; }
	.browser { font-size:18pt; font: Arial; font-weight:normal; text-align:center; color:#ffff00; vertical-align:middle; text-align:center; background:#d0b070; padding:12px; -webkit-border-radius:10px; -moz-border-radius:10px; border-radius:10px;}
	.group2 { vertical-align:middle;
		text-align:center;
		background:#f0f0e0; 
		padding:12px; 
		-webkit-border-radius:10px; 
		-moz-border-radius:10px;
		border-radius:10px; }
	.explain { vertical-align:middle;
		text-align:center;
		background:#f0f0c0; padding:12px;
		-webkit-border-radius:10px;
		-moz-border-radius:10px;
		border-radius:10px;
		color:#404000; }
	td.wsstatus { vertical-align:middle; width:200px; height:50px;
		text-align:center;
		background:#f0f0c0; padding:6px;
		-webkit-border-radius:8px;
		-moz-border-radius:8px;
		border-radius:8px;
		color:#404000; }
	td.l { vertical-align:middle;
		text-align:center;
		background:#d0d0b0; 
		padding:3px; 
		-webkit-border-radius:3px; 
		-moz-border-radius:3px;
		border-radius:3px; }
	.content { vertical-align:top; text-align:center; background:#fffff0; padding:12px; -webkit-border-radius:10px; -moz-border-radius:10px; border-radius:10px; }
	.canvas { vertical-align:top; text-align:center; background:#efefd0; padding:12px; -webkit-border-radius:10px; -moz-border-radius:10px; border-radius:10px; }
.tabs {
  position: relative;   
  min-height: 750px; /* This part sucks */
  clear: both;
  margin: 25px 0;
}
.tab {
  float: left;
}
.tab label {
  background: #eee; 
  padding: 10px; 
  border: 1px solid #ccc; 
  margin-left: -1px; 
  position: relative;
  left: 1px; 
}
.tab [type=radio] {
  display: none;   
}
.content {
  position: absolute;
  top: 28px;
  left: 0;
  background: white;
  right: 0;
  bottom: 0;
  padding: 20px;
  border: 1px solid #ccc; 
}
[type=radio]:checked ~ label {
  background: white;
  border-bottom: 1px solid white;
  z-index: 2;
}
[type=radio]:checked ~ label ~ .content {
  z-index: 1;
}
</style>
</head>

<body>
<header></header>
<article>

<table><tr><td>

<table width=600px>
 <tr>
  <td valign=middle align=center>
   <a href="https://libwebsockets.org">
    <img src="libwebsockets.org-logo.png"></a></td><td>
	<section class="browser">Detected Browser: 
	<div id=brow>...</div></section>
  </td>
 </tr>

</table>
</td></tr>
<tr><td colspan=2 align=center>
Click <a href="leaf.jpg" target="_blank">Here</a> to
have the test server send a big picture by http.
</td></tr>
<tr><td colspan=2>
<div class="tabs">

   <div class="tab">
       <input type="radio" id="tab-1" name="tab-group-1" checked>
       <label for="tab-1">Dumb Increment Demo</label>
       
       <div class="content">
        <div id="dumb" class="group2">
         <table>
          <tr>
	   <td id=wsdi_statustd align=center class="wsstatus">
	     <span id=wsdi_status>Websocket connection not initialized</span></td>
           <td><span class="title">dumb increment-protocol</span></td>
	   </tr>
	   <tr>
	   <td class="explain" colspan=2>
The incrementing number is coming from the server at 20Hz and is individual for
each connection to the server... try opening a second browser window.
<br/><br/>
The button sends a message over the websocket link to ask the server
to zero just this connection's number.
	   </td>
	  </tr>
	   <tr>
	    <td align=center><div id=number style="font-size:120%;"> </div></td>
	    <td align=center>
	     <input type=button id=offset value="Reset counter" onclick="reset();" >
	     <input type=button id=junk value="Send junk" onclick="junk();" >
	    </td>
	    </tr>
	 </table>
	</div>
       </div> 
   </div>

   <div class="tab">
    <input type="radio" id="tab-2" name="tab-group-1">
    <label for="tab-2">Mirror Demo</label>
       
    <div class="content">
     <div id="mirror" class="group2">
      <table>
       <tr>
	 <td colspan=1 id=wslm_statustd align=center class="wsstatus">
	 <span id=wslm_status>Websocket connection not initialized</span>
	</td>
        <td>
         <span class="title">lws-mirror-protocol</span>
        </td>
       </tr>
       <tr>
       <td colspan=2>
         <div class="explain">
Use the mouse to draw on the canvas below -- all other browser windows open
on this page see your drawing in realtime and you can see any of theirs as
well.
<br/><br/>
The lws-mirror protocol doesn't interpret what is being sent to it, it just
re-sends it to every other websocket it has a connection with using that
protocol, including the guy who sent the packet.
<br/><br/>
<b>libwebsockets-test-client</b> joins in by spamming circles on to this shared canvas when
run.
         </div>
        </td>
       </tr>
       <tr>
	<td colspan=2>Drawing color:
	  <select id="color" onchange="update_color();">
		<option value=#000000>Black</option>
		<option value=#0000ff>Blue</option>
		<option value=#20ff20>Green</option>
		<option value=#802020>Dark Red</option>
	  </select>
       </tr>
       <tr>
	 <td colspan=2 width=500 height=320>
		<div id="wslm_drawing" style="background:white"></div>
	</td>
       </tr>
      </table>
     </div>
    </div> 
   </div>
    
    <div class="tab">
       <input type="radio" id="tab-3" name="tab-group-1">
       <label for="tab-3">Close Testing</label>
     
       <div class="content">
<div id="ot" class="group2">
      <table>
       <tr>
        <td>

		</td></tr>
		<tr><td id=ot_statustd align=center class="wsstatus">
		 <span id=ot_status>Websocket connection not initialized</span>
		</td>
		<td colspan=2><span class="title">Open and close testing</span></td>
		</tr>
		<tr>	
<td class="explain" colspan=3 style="padding:3">
To help with open and close testing, you can open and close a connection by hand using
 the buttons.<br>
 "<b>Close</b>" closes the connection from the browser with code 3000
  and reason 'Bye!".<br>
 "<b>Request Server Close</b>" sends a message asking the server to
initiate the close, which it does with code 1001 and reason "Seeya".
</td></tr>
		<tr>
		<td align=center><input type=button id=ot_open_btn value="Open" onclick="ot_open();" ></td>
		<td align=center><input type=button id=ot_close_btn disabled value="Close" onclick="ot_close();" ></td>
		<td align=center><input type=button id=ot_req_close_btn disabled value="Request Server Close" onclick="ot_req_close();" ></td>
		</tr>

</table>

</div>
       </div> 
   </div>
   
    <div class="tab">
       <input type="radio" id="tab-4" name="tab-group-1">
       <label for="tab-4">Server info</label>

       <div class="content">
<div id="ot" class="group2">
      <table>
       <tr>
	<td id=s_statustd align=center class="wsstatus">
	 <div id=s_status>Websocket connection not initialized</div>
	</td>
	        <td colspan=1>
<span class="title">Server Info</span>
	</td>
	</tr><tr>
<td class="explain" colspan=2>
This information is sent by the server over a ws[s] link and updated live
whenever the information changes server-side.
</td></tr>
	<tr>
	<td align=center colspan=2><div id=servinfo></div></td>
	</tr>
	<tr>
	<td align=center colspan=2><div id=conninfo style="border : solid 2px #e0d040; padding : 4px; width : 500px; height : 350px; overflow : auto; "></</div></td>
	</tr>
</table>
</div>
       </div> 
   </div>

    <div class="tab">
       <input type="radio" id="tab-5" name="tab-group-1">
       <label for="tab-5">POST</label>

       <div class="content">
<div id="ot" class="group2">
      <table>
       <tr>
	        <td colspan=1>
<span class="title">POST Form testing</span>
	</td>
	</tr><tr>
<td class="explain" colspan=2>
This tests POST handling in lws.
</td></tr>
	<tr>
	<td align=center colspan=2><div id=postinfo>
	<form action="formtest" method="post">
  Some text:<br>
  <input type="text" name="Text" value="Give me some text"><br>
  <input type="submit" value="Send the form">
	</form>
	</div></td>
	</tr>
</table>
</div>
       </div> 
   </div>

</div>
</td></tr></table>

Looking for support? <a href="https://libwebsockets.org">https://libwebsockets.org</a>, <a href="https://github.com/warmcat/libwebsockets">https://github.com/warmcat/libwebsockets</a></a><br/>
Join the mailing list: <a href="https://libwebsockets.org/mailman/listinfo/libwebsockets">https://libwebsockets.org/mailman/listinfo/libwebsockets</a>

</article>

<script>

/*
 * We display untrusted stuff in html context... reject anything
 * that has HTML stuff in it
 */

function san(s)
{
	if (s.search("<") != -1)
		return "invalid string";
	
	return s;
}

/* BrowserDetect came from http://www.quirksmode.org/js/detect.html */

var BrowserDetect = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{
			string: navigator.userAgent,
			subString: "Chrome",
			identity: "Chrome"
		},
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari",
			versionSearch: "Version"
		},
		{
			prop: window.opera,
			identity: "Opera",
			versionSearch: "Version"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			   string: navigator.userAgent,
			   subString: "iPhone",
			   identity: "iPhone/iPod"
	    },
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};
BrowserDetect.init();

document.getElementById("brow").textContent = " " + BrowserDetect.browser + " "
	+ BrowserDetect.version +" " + BrowserDetect.OS +" ";

	var pos = 0;

function get_appropriate_ws_url()
{
	var pcol;
	var u = document.URL;

	/*
	 * We open the websocket encrypted if this page came on an
	 * https:// url itself, otherwise unencrypted
	 */

	if (u.substring(0, 5) == "https") {
		pcol = "wss://";
		u = u.substr(8);
	} else {
		pcol = "ws://";
		if (u.substring(0, 4) == "http")
			u = u.substr(7);
	}

	u = u.split('/');

	/* + "/xxx" bit is for IE10 workaround */

	return pcol + u[0] + "/xxx";
}


document.getElementById("number").textContent = get_appropriate_ws_url();

/* dumb increment protocol */
	
	var socket_di;

	if (typeof MozWebSocket != "undefined") {
		socket_di = new MozWebSocket(get_appropriate_ws_url(),
				   "dumb-increment-protocol");
	} else {
		socket_di = new WebSocket(get_appropriate_ws_url(),
				   "dumb-increment-protocol");
	}


	try {
		socket_di.onopen = function() {
			document.getElementById("wsdi_statustd").style.backgroundColor = "#40ff40";
			document.getElementById("wsdi_status").innerHTML =
				" <b>websocket connection opened</b><br>" +
				san(socket_di.extensions);
		} 

		socket_di.onmessage =function got_packet(msg) {
			document.getElementById("number").textContent = msg.data + "\n";
		} 

		socket_di.onclose = function(){
			document.getElementById("wsdi_statustd").style.backgroundColor = "#ff4040";
			document.getElementById("wsdi_status").textContent = " websocket connection CLOSED ";
		}
	} catch(exception) {
		alert('<p>Error' + exception);  
	}
	
	var socket_status, jso, s;

	if (typeof MozWebSocket != "undefined") {
		socket_status = new MozWebSocket(get_appropriate_ws_url(),
				   "lws-status");
	} else {
		socket_status = new WebSocket(get_appropriate_ws_url(),
				   "lws-status");
	}


	try {
		socket_status.onopen = function() {
			document.getElementById("s_statustd").style.backgroundColor = "#40ff40";
			document.getElementById("s_status").innerHTML =
				" <b>websocket connection opened</b><br>" +
				san(socket_status.extensions);
		} 

		socket_status.onmessage =function got_packet(msg) {
			jso = JSON.parse(msg.data);
			
			document.getElementById("servinfo").innerHTML = 
				"<table><tr><td class=l>Build info</td><td>"+
					san(jso.version) + "</td></tr>" +
					"<tr><td class=l>Server info</td><td>" +
					san(jso.hostname) + "</td></tr>" +
					"</table>";
			s="<table>";
			var n;
			for (n = 0; n < jso.conns.length; n++)
				s = s + "<tr><td class=l>client " + (n + 1) +
				"</td><td><b>" + san(jso.conns[n].peer) +
				"</b><br>" + san(jso.conns[n].time) +
				"<br>" + san(jso.conns[n].ua) +
				"</td></tr>";
			s = s + "</table>";
			
			document.getElementById("conninfo").innerHTML = s;
		} 

		socket_status.onclose = function(){
			document.getElementById("s_statustd").style.backgroundColor = "#ff4040";
			document.getElementById("s_status").textContent = " websocket connection CLOSED ";
		}
	} catch(exception) {
		alert('<p>Error' + exception);  
	}

function reset() {
	socket_di.send("reset\n");
}


function junk() {
	for(var word = ''; word.length < 9000; word += 'a'){}
	socket_di.send(word);
}

var socket_ot;

function ot_open() {
	if (typeof MozWebSocket != "undefined") {
		socket_ot = new MozWebSocket(get_appropriate_ws_url(),
				   "dumb-increment-protocol");
	} else {
		socket_ot = new WebSocket(get_appropriate_ws_url(),
				   "dumb-increment-protocol");
	}
	try {
		socket_ot.onopen = function() {
			document.getElementById("ot_statustd").style.backgroundColor = "#40ff40";
			document.getElementById("ot_status").innerHTML = " <b>websocket connection opened</b><br>" + san(socket_di.extensions);
			document.getElementById("ot_open_btn").disabled = true;
			document.getElementById("ot_close_btn").disabled = false;
			document.getElementById("ot_req_close_btn").disabled = false;
		} 

		socket_ot.onclose = function(e){
			document.getElementById("ot_statustd").style.backgroundColor = "#ff4040";
			document.getElementById("ot_status").textContent = " websocket connection CLOSED, code: " + e.code +
			", reason: " + e.reason;
			document.getElementById("ot_open_btn").disabled = false;
			document.getElementById("ot_close_btn").disabled = true;
			document.getElementById("ot_req_close_btn").disabled = true;
		}
	} catch(exception) {
		alert('<p>Error' + exception);  
	}
}

/* browser will close the ws in a controlled way */
function ot_close() {
	socket_ot.close(3000, "Bye!");
}

/* we ask the server to close the ws in a controlled way */
function ot_req_close() {
	socket_ot.send("closeme\n");
}

/* lws-mirror protocol */

	var down = 0;
	var no_last = 1;
	var last_x = 0, last_y = 0;
	var ctx;
	var socket_lm;
	var color = "#000000";

	if (typeof MozWebSocket != "undefined") {
		socket_lm = new MozWebSocket(get_appropriate_ws_url(),
				   "lws-mirror-protocol");
	} else {
		socket_lm = new WebSocket(get_appropriate_ws_url(),
				   "lws-mirror-protocol");
	}


	try {
		socket_lm.onopen = function() {
			document.getElementById("wslm_statustd").style.backgroundColor = "#40ff40";
			document.getElementById("wslm_status").innerHTML =
				" <b>websocket connection opened</b><br>" +
				san(socket_lm.extensions);
		} 

		socket_lm.onmessage =function got_packet(msg) {
			j = msg.data.split(';');
			f = 0;
			while (f < j.length - 1) {
				i = j[f].split(' ');
				if (i[0] == 'd') {
					ctx.strokeStyle = i[1];
					ctx.beginPath();
					ctx.moveTo(+(i[2]), +(i[3]));
					ctx.lineTo(+(i[4]), +(i[5]));
					ctx.stroke();
				}
				if (i[0] == 'c') {
					ctx.strokeStyle = i[1];
					ctx.beginPath();
					ctx.arc(+(i[2]), +(i[3]), +(i[4]), 0, Math.PI*2, true); 
					ctx.stroke();
				}

				f++;
			}
		}

		socket_lm.onclose = function(){
			document.getElementById("wslm_statustd").style.backgroundColor = "#ff4040";
			document.getElementById("wslm_status").textContent = " websocket connection CLOSED ";
		}
	} catch(exception) {
		alert('<p>Error' + exception);  
	}

	var canvas = document.createElement('canvas');
	canvas.height = 300;
	canvas.width = 480;
	ctx = canvas.getContext("2d");

	document.getElementById('wslm_drawing').appendChild(canvas);

	canvas.addEventListener('mousemove', ev_mousemove, false);
	canvas.addEventListener('mousedown', ev_mousedown, false);
	canvas.addEventListener('mouseup', ev_mouseup, false);

	offsetX = offsetY = 0;
	element = canvas;
      if (element.offsetParent) {
        do {
          offsetX += element.offsetLeft;
          offsetY += element.offsetTop;
        } while ((element = element.offsetParent));
      }
 
function update_color() {
	color = document.getElementById("color").value;
}

function ev_mousedown (ev) {
	down = 1;
}

function ev_mouseup(ev) {
	down = 0;
	no_last = 1;
}

function ev_mousemove (ev) {
	var x, y;

	if (ev.offsetX) {
		x = ev.offsetX;
		y = ev.offsetY;
	} else {
		x = ev.layerX - offsetX;
		y = ev.layerY - offsetY;

	}

	if (!down)
		return;
	if (no_last) {
		no_last = 0;
		last_x = x;
		last_y = y;
		return;
	}
	socket_lm.send("d " + color + " " + last_x + " " + last_y + " " + x + ' ' + y + ';');

	last_x = x;
	last_y = y;
}


</script>

</body>
</html>