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device_router.html
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device_router.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no, minimal-ui">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black">
<title>Device Router</title>
<style>
html {
background: #DDD;
font-size: 14px;
color: #222;
font-family: Arial, sans-serif;
}
html, body {
padding: 0;
margin: 0;
}
html * {
box-sizing: border-box;
}
#unavailable {
display: block;
}
#unavailable p {
display: none;
font-size: 15px;
background: #444;
color: #FFF;
padding: 20px;
margin: 10px;
border-radius: 10px;
line-height: 24px;
}
#status_text {
display: block;
background: #2196F3;
color: #FFF;
padding: 20px;
margin: 10px;
-webkit-border-radius: 10px;
-moz-border-radius: 10px;
border-radius: 10px;
}
input {
display: block;
background: #FFF;
border: 1px solid #CCCCCC;
font-size: 14px;
color: #222;
width: 100%;
height: 46px;
padding: 10px;
}
button {
display: block;
margin-top: 10px;
width: 100%;
height: 34px;
}
.input_wrap {
padding: 0 10px;
}
</style>
</head>
<body>
<div id="unavailable">
<p>
It seems we can't connect to<br>127.0.0.1:8081<br><script>document.write(localServerIp)</script>:8081<br><br>
You can test yourself with next inputs:
</p>
<div id="status_text">
Waiting for device ready...
</div>
<div class="input_wrap">
<input type="text" placeholder="Server Ip:Port (like 192.168.0.2:8081)" disabled>
</div>
<div class="input_wrap">
<button type="button" onclick="tryConnect()" disabled>Connect</button>
</div>
</div>
<script>
var deviceReadyChecker = setTimeout(startRedirectChecks, 5000)
document.addEventListener("deviceready", function() {
clearTimeout(deviceReadyChecker)
if( typeof navigator.splashscreen != "undefined" && typeof navigator.splashscreen.hide == "function" )
navigator.splashscreen.hide()
startRedirectChecks()
})
function startRedirectChecks() {
testConnection('127.0.0.1:8081', goUrl, function() {
testConnection(localServerIp + ':8081', goUrl, ajaxErr)
})
}
function tryConnect() {
var ipTest = /^([0-9]{1,3}\.){3}[0-9]{1,3}(:[0-9]{1,6})?$/,
ipPort = document.querySelector("input").value
if( ipTest.test(ipPort) )
testConnection( ipPort, goUrl, ajaxErr)
}
function testConnection( ipPort, callback, errCallback ) {
var xhr = new XMLHttpRequest()
document.querySelector("button").disabled = true
document.querySelector("input").disabled = true
document.querySelector("#status_text").innerText = "Trying to connect http://" + ipPort
xhr.onreadystatechange = function () {
if (xhr.readyState === 4 && xhr.status === 200) {
document.querySelector("#status_text").innerText = "Connection to 'http://" + ipPort + "/' success! Redirecting..."
if( typeof callback == "function" )
callback(ipPort)
}
else if (xhr.readyState === 4 && xhr.status != 200) {
document.querySelector("button").disabled = false
document.querySelector("input").disabled = false
document.querySelector("#status_text").innerText = "Connection to 'http://" + ipPort + "/' failed!"
if(typeof errCallback == "function")
errCallback(ipPort)
}
}
xhr.open('GET', 'http://' + ipPort + '/')
xhr.send(null)
}
function goUrl(ipPort) {
setTimeout( function () { window.location.href = 'http://' + ipPort + '/' }, 1500)
}
function ajaxErr(ipPort) {
document.querySelector("#unavailable p").style.display = "block"
console.log('Can\'t connect to http://' + ipPort + '/')
}
</script>
</body>
</html>