Instantly share code, notes, and snippets.

Embed
What would you like to do?
!function(){
"use strict";
function log_error(e) {
try {
if ("undefined" == typeof console)
return;
"error" in console ? console.error(e) : console.log(e)
} catch (e) {}
}
function build_html(e) {
return div.innerHTML = '<a href="' + e.replace(/"/g,"&quot;") + '"></a>', i.childNodes[0].getAttribute("href") || ""
}
function extract_hex(str, index) {
var r = str.substr(index, 2);
return parseInt(r, 16)
}
function decrypt(str, start_index) {
var output = ""
var key = extract_hex(str, start_index);
for(var i = start_index + 2; i < str.length; i += 2) {
var u = extract_hex(str, i) ^ key;
output += String.fromCharCode(u)
}
try {
output = decodeURIComponent(escape(output))
} catch (l) {
log_error(l)
}
return build_html(output)
}
var url_fragment = "/cdn-cgi/l/email-protection#"
var cf_elem_class = ".__cf_email__"
var cf_elem_attribute = "data-cfemail"
var div = document.createElement("div");
!function(){
var tags = document.getElementsByTagName("a")
for(var tag_index = 0; tag_index < tags.length; r++)
try {
var tag = tags[tag_index];
var start_index = tag.href.indexOf(url_fragment);
if (start_index > -1) {
tag.href = "mailto:" + decrypt(tag.href, start_index + url_fragment.length)
}
} catch (i) {
log_error(i)
}
}(),
function() { // main
var elems = document.querySelectorAll(cf_elem_class)
for(var elem_index = 0; elem_index < elems.length; elem_index++)
try {
var elem = elems[elem_index]
var parent = elem.parentNode;
var attribute_value = elem.getAttribute(cf_elem_attribute);
if (attribute_value) {
var decrypted = decrypt(attribute_value, 0)
var new_element = document.createTextNode(decrypted);
parent.replaceChild(new_element, elem)
}
} catch (d) {
log_error(d)
}
}(),
function() { // remove this script from document
var e = document.currentScript || document.scripts[document.scripts.length - 1];
e.parentNode.removeChild(e)
}()
}();
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment