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index.html
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index.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<title>RaiPaper - Simple paper wallet generator for RaiBlocks.</title>
<link rel="stylesheet" href="css/bootstrap.min.css" integrity="sha384-rwoIResjU2yc3z8GV/NPeZWAv56rSmLldC3R/AZzGRnGxQQKnKkoFVhFQhNUwEyJ" crossorigin="anonymous">
<link rel="stylesheet" href="css/style.css" />
</head>
<body>
<div class="jumbotron header">
<div class="container">
<div class="row">
<div class="col">
<h1 class="display-3">RAIPAPER</h1>
<p class="lead">A simple paper wallet for RaiBlocks.</p>
<hr class="my-4">
<ol>
<li>Download <a href="https://github.com/Blootoon/rai-paper/archive/master.zip">zip</a> file of this web page from GitHub (optional)</li>
<li>Turn off your internet connection (optional)</li>
<li>Extract zip and run index.html in your browser's anonymous window (optional)</li>
<li>Consider using safe OS like Ubuntu booted from CD (optional)</li>
<li>Copy your seed from your RaiWallet and paste it in form below, currently it doesn't do much validations so be careful you got everything right</li>
<li>Click Generate and if you are happy with the result click Print, sometimes images or text doesn't load correctly on first try</li>
</ol>
<a href="https://github.com/Blootoon/rai-paper" class="btn btn-primary btn-large" >Go to GitHub</a>
</div>
</div>
</div>
</div>
<div class="container">
<div class="row">
<div class="col">
<form id="generator">
<div class="form-group">
<label for="seed">Seed:</label>
<input type="text" id="seed" name="seed" maxlength="64" class="form-control" />
<div id="seed-error" class="form-control-feedback" style="display: none;">This doesn't look like a RaiBlocks seed.</div>
</div>
<div class="form-group">
<label for="theme">Theme:</label>
<select id="theme" name="theme" class="form-control">
<option value="hexagons" selected="selected">Hexagons</option>
<option value="christmas">Christmas</option>
</select>
</div>
<button type="submit" class="btn btn-primary">Generate</button>
<button type="button" class="btn btn-success" onclick="window.print();">Print</button>
</form>
</div>
</div>
</div>
<div class="container-fluid">
<div class="row" style="font-family: 'Roboto Mono';">
<div class="col" style="font-family: Montserrat;">
<canvas id="wallet">
Your browser does not support canvas. Please try again with a different browser.
</canvas>
</div>
</div>
</div>
<div class="footer">
<div class="container">
<div class="row">
<div class="col donate">
Buy me a beer! <br />
xrb_19kk4i4ysgty5c9jnzpby8whwpzh1sk3sj6ew76h7joitcymhs97f1hu1tr5
</div>
</div>
</div>
</div>
<script src="js/jquery-3.1.1.slim.min.js" integrity="sha384-A7FZj7v+d/sdmMqp/nOQwliLvUsJfDHW+k9Omg/a/EheAdgtzNs3hpfag6Ed950n" crossorigin="anonymous"></script>
<script src="js/tether.min.js" integrity="sha384-DztdAPBWPRXSA/3eYEEUWrWCy7G5KFbe8fFjk5JAIxUYHKkDx6Qin1DkWx51bBrb" crossorigin="anonymous"></script>
<script src="js/bootstrap.min.js" integrity="sha384-vBWWzlZJ8ea9aCX4pEW3rVHjgjt7zpkNpZk+02D9phzyeVkE+jo0ieGizqPLForn" crossorigin="anonymous"></script>
<script src="js/qrious.min.js"></script>
<script>
$(document).ready(function () {
$('#generator').on('submit', function (e) {
e.preventDefault();
var seed = $('#seed').val();
var theme = $('#theme').val();
if (validateInput(seed)) {
generate(seed, theme);
}
});
});
var themes = {
'hexagons': {
'background': 'img/hexagons.png',
'ribbonTop': [0, '#2C839A', 1.0, '#6CCEF5'],
'ribbonBottom': [0, '#49B749', 1.0, '#1993D2'],
'ribbonLeft': [0, '#2C839A', 0.33, '#40B299', 0.66, '#BBD631', 1.0, '#49B749'],
'ribbonRight': [0, '#6CCEF5', 0.33, '#1FB0E6', 0.66, '#1993D2', 1.0, '#1993D2']
},
'christmas': {
'background': 'img/christmas.png',
'ribbonTop': [0, 'red', 0.2, 'green', 0.4, 'red', 0.6, 'green', 0.8, 'red', 1.0, 'green'],
'ribbonBottom': [0, 'green', 0.2, 'red', 0.4, 'green', 0.6, 'red', 0.8, 'green', 1.0, 'red'],
'ribbonLeft': [0, 'red', 0.33, 'green', 0.66, 'red', 1.0, 'green'],
'ribbonRight': [0, 'green', 0.33, 'red', 0.66, 'green', 1.0, 'red']
}
};
function generate(seed, theme) {
var wallet = document.getElementById('wallet');
wallet.width = 1200;
wallet.height = 400;
var background = new Image();
background.src = themes[theme].background;
var logo = new Image();
logo.src = 'img/logo-mini.png';
if (wallet.getContext) {
var walletContext = wallet.getContext('2d');
background.onload = function() {
walletContext.globalAlpha = 0.25;
walletContext.drawImage(background, 0, 0, background.width, background.height, 0, 0, background.width, background.height);
walletContext.globalAlpha = 1.0;
var qrSize = 200;
var topOffset = (wallet.height - qrSize) / 2;
var bottomOffset = topOffset + qrSize;
var leftOffset = wallet.height / 2;
var rightOffset = wallet.width - leftOffset;
var offset = 25;
logo.onload = function() {
walletContext.drawImage(logo, 0, 0, logo.width, logo.height, (wallet.height - logo.height) / 2, (wallet.height - logo.height) / 2, logo.width, logo.height);
};
writeText(walletContext, 'RAIBLOCKS', '72px Montserrat', 'rgb(44, 62, 80)', 'center', wallet.width / 2, wallet.height / 2)
var seedImage = generateQR(seed, qrSize);
seedImage.onload = function () {
writeText(walletContext, 'PRIVATE SEED', '24px Montserrat', 'rgb(44, 62, 80)', 'center', rightOffset, topOffset - offset);
walletContext.drawImage(seedImage, 0, 0, qrSize, qrSize, wallet.width - qrSize - (wallet.height - qrSize) / 2, (wallet.height - qrSize) / 2, qrSize, qrSize);
writeText(walletContext, seed.substr(0, 32), '14px Roboto Mono', 'rgb(0, 0, 0)', 'center', rightOffset, bottomOffset + offset);
writeText(walletContext, seed.substr(32, 32), '14px Roboto Mono', 'rgb(0, 0, 0)', 'center', rightOffset, bottomOffset + offset * 1.75);
};
drawRibbon(walletContext, 0, 0, wallet.width, 0, themes[theme].ribbonTop);
drawRibbon(walletContext, 0, wallet.height, wallet.width, wallet.height, themes[theme].ribbonBottom);
drawRibbon(walletContext, 0, 0, 0, wallet.height, themes[theme].ribbonLeft);
drawRibbon(walletContext, wallet.width, 0, wallet.width, wallet.height, themes[theme].ribbonRight);
};
}
}
function generateQR(text, size) {
var qr = new QRious();
qr.set({
background: 'rgb(255, 255, 255)',
backgroundAlpha: 1.0,
foreground: 'rgb(44, 62, 80)',
foregroundAlpha: 1.0,
level: 'L',
size: size,
value: text
});
var image = new Image();
image.src = qr.toDataURL();
return image;
}
function writeText(ctx, text, font, color, textAlign, x, y) {
ctx.font = font;
ctx.textAlign = textAlign;
ctx.textBaseline = 'middle';
ctx.fillStyle = color;
ctx.fillText(text, x, y);
}
function drawRibbon(ctx, x1, y1, x2, y2, colorStops) {
ctx.lineWidth = 15;
var grad = ctx.createLinearGradient(x1, y1, x2, y2);
for (var i = 0; i < colorStops.length; i+=2) {
grad.addColorStop(colorStops[i], colorStops[i + 1]);
}
ctx.strokeStyle = grad;
ctx.beginPath();
ctx.moveTo(x1, y1);
ctx.lineTo(x2, y2);
ctx.stroke();
}
function validateInput(seed) {
var resultSeed = true;
if (seed.length !== 64 /*|| seed.match(/[0-9A-F]{64}/g*)*/) {
$('#seed').parent().addClass('has-danger');
$('#seed-error').show();
resultSeed = false;
} else {
$('#seed').parent().removeClass('has-danger');
$('#seed-error').hide();
}
if (resultSeed) {
return true;
} else {
return false;
}
}
</script>
</body>
</html>