crimeflare/cloudflare-tor
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PR 81

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resistance 2020-08-04 04:45:48 +02:00
commit 19a0e3826c
2 changed files with 64 additions and 1 deletions
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tool/cf_email_decoder

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Subproject commit a7fabb1837b55f6b7514d0f7a1587671539033a6

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tool/cfemail.user.js Normal file
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// ==UserScript==
// @name Decode Cloudflare-encoded email addresses
// @namespace https://codeberg.org/smege1001/cf_email_decoder
// @match *://*/*
// @grant none
// @version 1.2.2
// @author smege1001
// ==/UserScript==
/**
* @license CC0-1.0
**/
const emailprotectionURLHashRegex = /\/cdn-cgi\/l\/email-protection#([aA0-fF9]*)/;
const emailprotectionURLNoHashRegex = /\/cdn-cgi\/l\/email-protection/; //hash is stored on data-cfemail
function decodeEmail(hash) { //cloudflare email address decoder
var hashArray = []; //split the hash into bytes
for (var hAIndex = 0; hAIndex < hash.length; hAIndex += 2) {
hashArray.push(parseInt(hash.substring(hAIndex, hAIndex + 2), 16));
}
var decoded = "";
var key = hashArray[0]; //get the decode key
for (var index = 1; index < hashArray.length; index++) {
decoded += String.fromCharCode(hashArray[index] ^ key);
}
return decoded;
}
var links = document.querySelectorAll("a"); //get all the links
for (var linksIndex = 0; linksIndex < links.length; linksIndex++) {
var link = links[linksIndex];
if (emailprotectionURLHashRegex.test(link.href)) {
var hash = link.href.match(emailprotectionURLHashRegex)[1];
var decodedEmail = decodeEmail(hash);
link.href = "mailto:" + decodedEmail; //replace the stupid email protection with just a mailto link
if (link.getElementsByClassName("__cf_email__").length > 0) {
var linkChild = link.getElementsByClassName("__cf_email__")[0];
linkChild.innerText = decodedEmail;
linkChild.removeAttribute("data-cfemail");
linkChild.classList.remove("__cf_email__");
if (linkChild.getAttribute("class") == "") linkChild.removeAttribute("class");
}
} else if (emailprotectionURLNoHashRegex.test(link.href) && link.hasAttribute("data-cfemail")) {
var hash = link.getAttribute("data-cfemail");
var decodedEmail = decodeEmail(hash);
link.href = "mailto:" + decodedEmail;
link.innerText = decodedEmail; //the inner text is just [email protected]
//remove the useless attributes
link.removeAttribute("data-cfemail");
link.classList.remove("__cf_email__");
if (link.getAttribute("class") == "") link.removeAttribute("class");
}
}