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function dragon(message) {
const msgBuffer = new TextEncoder('utf-8').encode(message);
return crypto.subtle.digest('SHA-512', msgBuffer).then(hashBuffer => {
const hashArray = Array.from(new Uint8Array(hashBuffer));
const hashHex = hashArray.map(b => ('00' + b.toString(16)).slice(-2)).join('');
return hashHex;
});
}
function getForm() {
return document.getElementById('registration_new_user') || document.getElementById('new_user');
}
function getField(name) {
return document.getElementById(`registration_user_${name}`) || document.getElementById(`user_${name}`);
}
function handleSubmit(e) {
e.preventDefault();
const form = getForm();
const u1 = getField('account_attributes_username');
const u2 = getField('username');
const kobold = getField('kobold');
if (!!u1 && !!u2 && u1.value.toLowerCase() === u2.value.toLowerCase()) {
u2.value = u1.value;
}
let values = [];
for (let i = 0; i < form.elements.length; i++) {
const element = form.elements[i];
const value = element.value;
if (!!element && ['text', 'email', 'textarea'].includes(element.type) && !!value) {
values.push(value.trim().toLowerCase().replace(/\r\n?/g, "\n"));
}
}
const value = values.join('\u{F0666}');
dragon(value).then(digest => {
if (!!kobold) { kobold.value = digest.toUpperCase(); }
form.submit();
}, _ => { form.submit(); });
}
function addSubmitHandler() {
const form = getForm();
if (!!form) { form.addEventListener('submit', handleSubmit); }
}
window.addEventListener('DOMContentLoaded', addSubmitHandler);
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