Automatically change HTTP URLs to HTTPS, when possible.
/*
## 🔐 Enforce HTTPS
### Redirect to HTTPS page
This userscript checks for obtainability of HTTPS version of a given page and redirects URL with HTTPS protocol.
---
#### Recommended Userscripts
#### 🚫 [no-www](https://openuserjs.org/scripts/sjehuda/no-www)
Correct URL to no-www URL.
---
#### Please visit out counterparts
#### [HTTP to HTTPS](https://add0n.com/http-to-https.html)
Automatically switched to secure HTTP version of webpages if possible.
#### [Smart HTTPS](https://mybrowseraddon.com/smart-https.html)
Smart Change of HTTP addresses to the secure HTTPS.
---
#### <!-- img src="https://raw.githubusercontent.com/KDE/falkon/master/logo.png" height="30" alt="Falkon" title="Download Falkon Browser"/ --> Help enhancing userscript support for <span style='color:MediumPurple'>Falkon web browser</span>
C++ developers, help [Falkon](https://falkon.org/) web browser to bring [better support](https://bugs.kde.org/show_bug.cgi?id=466533) for [GM.xmlHttpRequest](https://sourceforge.net/p/greasemonkey/wiki/GM_xmlhttpRequest/), so we would also enjoy this program.
_Thank you,
Schimon Jehudah, Adv._
*/
// ==UserScript==
// @name Enforce HTTPS
// @namespace i2p.schimon.enforce-https
// @description Automatically change HTTP URLs to HTTPS, when possible.
// @author Schimon Jehudah, Adv.
// @homepageURL https://greasyfork.org/en/scripts/465953-enforce-https
// @supportURL https://greasyfork.org/en/scripts/465953-enforce-https/feedback
// @copyright 2023, Schimon Jehudah (http://schimon.i2p)
// @license MIT; https://opensource.org/licenses/MIT
// @run-at document-start
// @match http://*/*
// @connect self
// @grant GM_xmlhttpRequest
// @grant GM.xmlHttpRequest
// @icon data:image/svg+xml;base64,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
// @version 23.06
// ==/UserScript==
// https://github.com/makyen
// https://github.com/greasemonkey/greasemonkey/issues/3160#issuecomment-1456758080
const gmXmlhttpRequest = typeof GM_xmlhttpRequest === 'function' ? GM_xmlhttpRequest : GM.xmlHttpRequest;
if (!location.protocol.startsWith('http:')) return; // exit (else, continue)
var newURL = location.href.replace('http:','https:');
gmXmlhttpRequest({
method: 'GET',
url: newURL,
onprogress: console.log('Checking for https...'),
onload: function(response) {
if (response.finalUrl == newURL) {
location.href = newURL;
} else {
console.log('No https access available');
}
},
onerror: function(response) {
console.log('Error requesting for https')
}
})
/*
fetch(newURL)
.then((response) => {
if (request.reseponseURL == newURL) {
window.open(newURL,'_self');
}
})
*/