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scan.html
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<html>
<head>
<meta charset="utf-8">
<title>QRTurn.com</title>
<script src="https://qrturn.com/qrturn.js"></script>
<link href="https://fonts.googleapis.com/css?family=Ropa+Sans" rel="stylesheet">
<link rel="stylesheet" href="https://unpkg.com/onsenui/css/onsenui.css">
<link rel="stylesheet" href="https://unpkg.com/onsenui/css/onsen-css-components.min.css">
<script src="https://unpkg.com/onsenui/js/onsenui.min.js"></script>
<style>
body {
font-family: 'Ropa Sans', sans-serif;
color: #333;
max-width: 640px;
margin: 0 auto;
position: relative;
}
#githubLink {
position: absolute;
right: 0;
top: 12px;
color: #2D99FF;
}
h1 {
margin: 10px 0;
font-size: 40px;
}
#loadingMessage {
text-align: center;
padding: 40px;
background-color: #eee;
}
#canvas {
width: 100%;
}
#output {
margin-top: 20px;
background: #eee;
padding: 10px;
padding-bottom: 0;
}
#output div {
padding-bottom: 10px;
word-wrap: break-word;
}
#noQRFound {
text-align: center;
}
</style>
<style>
body {
background-color: #696969;
}
.page {
max-width: 500px;
margin:0 auto;
}
.dialog{
width: auto;
max-width: 90%;
}
.dialog {//min-height:350px;}
#iput-dialog {min-height:200px;}
#inform-dialog {min-height:100px;}
.action-sheet {
max-width: 500px;
/ left: 15%;
// right: 15%;
}
ons-input, ons-radio, ons-checkbox, ons-search-input {
display: block;
}
.page__background {
background-color: #FFFFFF;
}
.speed-dial.fab--bottom__right, button.fab--bottom__right, ons-fab.fab--bottom__right {
bottom: 60px;
}
</style>
</head>
<body>
<ons-page id="helloworld-page">
<ons-toolbar>
<div class="left"><ons-back-button onClick="goBack()">Back</ons-back-button></div>
<div class="center">QRTrun.com (SCAN)</div>
</ons-toolbar>
<div id="loadingMessage">🎥 Unable to access video stream (please make sure you have a webcam enabled)</div>
<canvas id="canvas" hidden></canvas>
<div id="output" hidden>
<div id="outputMessage">No QR code detected.</div>
<div hidden><b>Data:</b> <span id="outputData"></span></div>
</div>
</ons-page>
<script>
function goBack() {
if(RETURNURL) {
location.href = RETURNURL
}else{
location.href = "/"
}
}
var video = document.createElement("video");
var canvasElement = document.getElementById("canvas");
var canvas = canvasElement.getContext("2d");
var loadingMessage = document.getElementById("loadingMessage");
var outputContainer = document.getElementById("output");
var outputMessage = document.getElementById("outputMessage");
var outputData = document.getElementById("outputData");
function drawLine(begin, end, color) {
canvas.beginPath();
canvas.moveTo(begin.x, begin.y);
canvas.lineTo(end.x, end.y);
canvas.lineWidth = 4;
canvas.strokeStyle = color;
canvas.stroke();
}
// Use facingMode: environment to attemt to get the front camera on phones
navigator.mediaDevices.getUserMedia({ video: { facingMode: "environment" } }).then(function(stream) {
video.srcObject = stream;
video.setAttribute("playsinline", true); // required to tell iOS safari we don't want fullscreen
video.play();
requestAnimationFrame(tick);
});
function tick() {
loadingMessage.innerText = "⌛ Loading video..."
if (video.readyState === video.HAVE_ENOUGH_DATA) {
loadingMessage.hidden = true;
canvasElement.hidden = false;
outputContainer.hidden = false;
canvasElement.height = video.videoHeight;
canvasElement.width = video.videoWidth;
canvas.drawImage(video, 0, 0, canvasElement.width, canvasElement.height);
var imageData = canvas.getImageData(0, 0, canvasElement.width, canvasElement.height);
var code = jsQR(imageData.data, imageData.width, imageData.height, {
inversionAttempts: "dontInvert",
});
if (code) {
drawLine(code.location.topLeftCorner, code.location.topRightCorner, "#FF3B58");
drawLine(code.location.topRightCorner, code.location.bottomRightCorner, "#FF3B58");
drawLine(code.location.bottomRightCorner, code.location.bottomLeftCorner, "#FF3B58");
drawLine(code.location.bottomLeftCorner, code.location.topLeftCorner, "#FF3B58");
outputMessage.hidden = true;
outputData.parentElement.hidden = false;
outputData.innerText = code.data;
if(code.data != "")
{
if(RETURNURL) {
RETURNURL = decodeURIComponent(RETURNURL)
RETURNURL = updateQueryStringParameter(RETURNURL,"data",code.data)
//alert(RETURNURL)
location.href = RETURNURL
}
else {
RETURNURL = "https://qrturn.com/gen"
RETURNURL = updateQueryStringParameter(RETURNURL,"data",code.data)
//alert(RETURNURL)
location.href = RETURNURL
}
}
} else {
outputMessage.hidden = false;
outputData.parentElement.hidden = true;
}
}
requestAnimationFrame(tick);
}
function updateQueryStringParameter(uri, key, value) {
var re = new RegExp("([?&])" + key + "=.*?(&|$)", "i");
var separator = uri.indexOf('?') !== -1 ? "&" : "?";
if (uri.match(re)) {
return uri.replace(re, '$1' + key + "=" + value + '$2');
}
else {
return uri + separator + key + "=" + value;
}
}
function getParameterByName(name, url = window.location.href) {
name = name.replace(/[\[\]]/g, '\\$&');
var regex = new RegExp('[?&]' + name + '(=([^&#]*)|&|#|$)'),
results = regex.exec(url);
if (!results) return null;
if (!results[2]) return '';
return decodeURIComponent(results[2].replace(/\+/g, ' '));
}
var RETURNURL = getParameterByName("returnUrl")
</script>
</body>
</html>