cryptpad/customize.dist/four-oh-four.js

88 lines
2.6 KiB
JavaScript

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define([
'jquery',
'/api/config',
'/common/hyperscript.js',
'/common/outer/local-store.js',
'/customize/messages.js',
'less!/customize/src/less2/pages/page-404.less',
], function ($, Config, h, LocalStore, Messages) {
var urlArgs = Config.requireConf.urlArgs;
var img = h('img#cp-logo', {
src: '/customize/CryptPad_logo_grey.svg?' + urlArgs
});
var brand = h('h1#cp-brand', 'CryptPad');
var message = h('h2#cp-scramble', Messages.four04_pageNotFound);
var title = h('h2#cp-title', "404");
var loggedIn = LocalStore.isLoggedIn();
var link = h('a#cp-link', {
href: loggedIn? '/drive/': '/',
}, loggedIn? Messages.header_logoTitle: Messages.header_homeTitle);
if (Config.httpUnsafeOrigin && Config.httpUnsafeOrigin !== window.location.origin
&& window.parent) {
$(link).click(function (e) {
e.preventDefault();
window.parent.location = Config.httpUnsafeOrigin + $(link).attr('href').slice(1);
});
}
var content = h('div#cp-main', [
img,
brand,
title,
message,
link,
]);
document.body.appendChild(content);
var die = function (n) { return Math.floor(Math.random() * n); };
var randomChar = function () {
return String.fromCharCode(die(94) + 34);
};
var mutate = function (S, i, c) {
var A = S.split("");
A[i] = c;
return A.join("");
};
var take = function (A) {
var n = die(A.length);
var choice = A[n];
A.splice(n, 1);
return choice;
};
var makeDecryptor = function (el, t, difficulty, cb) {
var Orig = el.innerText;
var options = [];
el.innerText = el.innerText.split("").map(function (c, i) {
Orig[i] = c;
options.push(i);
return randomChar();
}).join("");
return function f () {
if (die(difficulty) === 0) {
var choice = take(options);
el.innerText = mutate(el.innerText, choice, Orig.charAt(choice));
} else { // make a superficial change
el.innerText = mutate(el.innerText,
options[die(options.length)],
randomChar());
}
setTimeout(options.length > 0? f: cb, t);
};
};
makeDecryptor(brand, 70, 2, function () { })();
makeDecryptor(title, 50, 14, function () { })();
makeDecryptor(link, 20, 4, function () {})();
makeDecryptor(message, 12, 3, function () {
console.log('done');
})();
});