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johntynan/CreateBookmarklet.html

Forked from johnfmorton/CreateBookmarklet.html
Last active March 3, 2017 01:13
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Bookmarklet to auto-refresh any page at some point in the near future.
Raw
CreateBookmarklet.html
<!DOCTYPE html>
<html>
<head>
<title>Page Refresher</title>
</head>
<body>
<h1>Page Refresher</h1>
<p>Drag the link below to your toolbar to install the "page refresher" bookmarklet. Press the bookmarklet and you will be prompted for when you'd like the page you're on to be refreshed in your browser.</p>
<a href="javascript: (function () { var jsCode = document.createElement('script'); jsCode.setAttribute('src', 'https://gist.githubusercontent.com/johntynan/fb858830754b424b222a28c536f8505e/raw/f80b30fcb17daf6452a4292f2e2b88eb478174b2/pagerefresher.js'); document.body.appendChild(jsCode); }());">Refresher</a>
</body>
</html>
Raw
pagerefresher.js
// prevent IE errors when using console
if (typeof console === "undefined") {
window.console = {
log: function () {}
};
}
var inFuture = new Date(new Date().getTime() + 10*60000);
var inHour = inFuture.getHours();
var inMin = (inFuture.getMinutes()<10?'0':'') + inFuture.getMinutes();
var inputdata = prompt("What time should this page refresh?\nThis is a 24 clock. 0:00 = Midnight, 13:00 = 1pm\nThe default is for 10 minutes from now: "+inHour+":"+inMin,inHour+":"+inMin);
function refreshAt(hours, minutes, seconds) {
var now = new Date();
var then = new Date();
if(now.getHours() > hours ||
(now.getHours() == hours && now.getMinutes() > minutes) ||
now.getHours() == hours && now.getMinutes() == minutes && now.getSeconds() >= seconds) {
then.setDate(now.getDate() + 1);
}
then.setHours(hours);
then.setMinutes(minutes);
then.setSeconds(seconds);
var timeout = (then.getTime() - now.getTime());
setTimeout(function() { window.location.reload(true); }, timeout);
var reportedHour = hours;
var ampm = 'am';
if (reportedHour > 12) {
reportedHour -= 12;
ampm = 'pm';
}
console.log('This page will refresh at ' + reportedHour + ":" + (minutes<10?'0':'')+minutes + ampm);
}
if (null !== inputdata) {
var newtime = inputdata.split(':');
console.log(newtime);
refreshAt(parseInt(newtime[0]),parseInt(newtime[1]),0);
} else {
console.log("No value submitted.")
}
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