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passcode.html
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passcode.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>403 Forbidden</title>
<style>
html,
body {
margin: 0;
height: 100%;
}
body {
display: flex;
flex-direction: column;
background: #eeeeee;
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
cursor: default;
}
.centerouter {
display: flex;
position: relative;
flex-direction: column;
align-items: center;
justify-content: center;
}
.flex-1 {
flex: 1;
}
form {
background: white;
border: solid 1px #777777;
box-shadow: 0 0 5px #ccc;
border-radius: 5px;
padding: 15px;
min-width: 300px;
text-align: center;
}
h1 {
margin: 10px;
}
input {
display: block;
width: 100%;
box-sizing: border-box;
height: 40px;
margin: 15px 0;
}
.textbox {
font-size: 15px;
padding: 15px;
}
.footer {
margin: 10px;
color: #666666;
}
a {
color: inherit;
text-decoration: none;
}
a:hover {
color: black;
}
</style>
</head>
<body>
<div class="centerouter flex-1">
<form action="/passcode" method="post">
<h1 class="i18ne">Access Forbidden</h1>
<p class="i18ne">A passcode is required.</p>
<input id="passcode" type="password" class="textbox" name="passcode" placeholder="Passcode" autofocus>
<input id="btnSubmit" type="submit" value="Proceed">
</form>
</div>
<div class="footer">
© 2020 - <a href="https://yuuza.net/">Yuuza</a>
- <a href="http://beian.miit.gov.cn/" target="_blank">桂ICP备19010850号-1</a>
</div>
<script>
class I18n {
constructor() {
this.data = {};
this.curLang = 'en';
this.missing = new Map();
}
/** Get i18n string for `key`, return `key` when not found. */
get(key, arg) {
return this.get2(key, arg) || key;
}
/** Get i18n string for `key`, return `null` when not found. */
get2(key, arg, lang) {
lang = lang || this.curLang;
var langObj = this.data[lang];
if (!langObj) {
console.log('i18n missing lang: ' + lang);
return null;
}
var r = langObj[key];
if (!r) {
if (!this.missing.has(key)) {
this.missing.set(key, 1);
console.log('i18n missing key: ' + key);
}
return null;
}
if (arg) {
for (const key in arg) {
if (arg.hasOwnProperty(key)) {
const val = arg[key];
r = r.replace('{' + key + '}', val);
// Note that it only replaces the first occurrence.
}
}
}
return r;
}
/** Fills data with an 2darray */
add2dArray(array) {
const langObjs = [];
const langs = array[0];
for (const lang of langs) {
langObjs.push(this.data[lang] = this.data[lang] || {});
}
for (let i = 1; i < array.length; i++) {
const line = array[i];
const key = line[0];
for (let j = 0; j < line.length; j++) {
const val = line[j];
langObjs[j][key] = val;
}
}
}
renderElements(elements) {
console.log('i18n elements rendering');
elements.forEach(x => {
for (const node of x.childNodes) {
if (node.nodeType == Node.TEXT_NODE) {
// console.log('node', node);
var r = this.get2(node.beforeI18n || node.textContent);
if (r) {
node.beforeI18n = node.beforeI18n || node.textContent;
node.textContent = r;
}
else {
if (node.beforeI18n) {
node.textContent = node.beforeI18n;
}
console.log('missing key for node', node);
}
}
}
});
}
/**
* Detect the best available language using
* the user language preferences provided by the browser.
* @param langs Available languages
*/
static detectLanguage(langs) {
var cur;
var curIdx = -1;
var languages = [];
// ['en-US'] -> ['en-US', 'en']
(navigator.languages || [navigator.language]).forEach(lang => {
languages.push(lang);
if (lang.indexOf('-') > 0)
languages.push(lang.substr(0, lang.indexOf('-')));
});
langs.forEach((l) => {
var idx = languages.indexOf(l);
if (!cur || (idx !== -1 && idx < curIdx)) {
cur = l;
curIdx = idx;
}
});
return cur;
}
}
var i18n = new I18n();
function I(literals, ...placeholders) {
if (placeholders.length == 0) {
return i18n.get(literals[0]);
}
// Generate format string from template string:
var formatString = '';
for (var i = 0; i < literals.length; i++) {
var lit = literals[i];
formatString += lit;
if (i < placeholders.length) {
formatString += '{' + i + '}';
}
}
var r = i18n.get(formatString);
for (var i = 0; i < placeholders.length; i++) {
r = r.replace('{' + i + '}', placeholders[i]);
}
return r;
}
// Use JSON.parse(a_big_json) for faster JavaScript runtime parsing
i18n.add2dArray(JSON.parse(`[
["en", "zh"],
["Access Forbidden", "拒绝访问"],
["A passcode is required.", "需要口令"],
["Proceed", "确认"],
["Passcode", "口令"]
]`));
i18n.curLang = I18n.detectLanguage(['en', 'zh']);
i18n.renderElements(document.querySelectorAll('.i18ne'));
function renderProperty(obj, key) {
obj[key] = i18n.get(obj[key]);
}
renderProperty(document.getElementById('btnSubmit'), 'value');
renderProperty(document.getElementById('passcode'), 'placeholder');
</script>
</body>
</html>