'use-strict';
const fs = require('fs');
const dirTree = require('directory-tree');
const express = require('express');
const path = 'md';
const app = express();
process.on('uncaughtException', err => {
console.error('[' + new Date() + '] > Error - ' + err);
});
const report = require('vfile-reporter');
/* TODO : Send the result of guide :
const guide = require('remark-preset-lint-markdown-style-guide');
*/
const html = require('remark-rehype');
const kbd = require('remark-kbd');
const math = require('remark-math');
const highlight = require('remark-highlight.js');
const sb = require('remark-special-box');
const multiChoice = require('remark-multiple-choice');
const lineInput = require('remark-line-input');
const select = require('remark-select');
const textInput = require('remark-text-input');
const raw = require('rehype-raw');
const rehypeKatex = require('rehype-katex');
const rehypeStringify = require('rehype-stringify');
const unified = require('unified');
const remark = require('remark-parse');
const useLandScript = '';
const rawButton = '';
function toHTML(data, fnc) {
unified()
.use(remark)
.use(lineInput)
.use(textInput)
.use(select)
.use(multiChoice)
.use(math)
.use(kbd)
.use(sb)
.use(highlight)
.use(html, {allowDangerousHTML: true})
.use(rehypeKatex)
.use(raw)
.use(rehypeStringify)
.process(data, fnc);
}
app.use(express.static('public'));
app.get('/' + path + '/*', (req, res) => {
const url = decodeURI(req._parsedUrl.pathname);
const query = req.query;
console.log('[' + new Date() + '] > ' + 200 + ' - ' + url);
if (query && query.raw === 'true') {
res.sendFile(url, {root: '.',
dotfiles: 'deny',
headers: {
'x-timestamp': Date.now(),
'x-sent': true}}, err => {
if (err) {
console.log('Error : ', err);
} else {
console.log('Sent : ', url);
}
});
return;
}
fs.readFile(url.substr(1), 'utf8', (err, data) => {
if (err) {
return console.log(err);
}
// Remark()
/* Debbug comment
const a = unified()
.use(remark)
.use(lineInput)
.use(textInput)
.use(html, {allowDangerousHTML: true})
.use(raw)
.parse(data)
console.log(inspect(a));
*/
toHTML(data, (err, file) => {
res.send(String(file) + useLandScript +
'' + rawButton + '');
console.error(report(err || file));
});
});
});
app.get('/data', (req, res) => {
console.log('[' + new Date() + '] > ' + 200 + ' - ' + req.url);
res.send(dirTree(path, {extensions: /\.md/}));
});
app.get('/img/*', (req, res) => {
console.log('[' + new Date() + '] > ' + 200 + ' - ' + req.url);
if (path === '/img/ic_info_black_48px.svg' ||
path === '/imr/ic_error_black_48px.svg' ||
path === '/imr/ic_good_black_48px.svg' ||
path === '/imr/ic_bad_black_48px.svg' ||
path === '/imr/ic_comment_black_48px.svg' ||
path === '/imr/ic_help_black_48px.svg') {
const img = fs.readFileSync(path);
res.writeHead(200, {'Content-Type': 'image/svg'});
res.end(img, 'binary');
} else {
const img = fs.readFileSync(req.url.replace('/img', path));
res.writeHead(200, {'Content-Type': 'image/gif'});
res.end(img, 'binary');
}
});
app.get('/', (req, res) => {
console.log('[' + new Date() + '] > ' + 200 + ' - ' + req.url);
fs.readFile('public/index.html', 'utf8', (err, data) => {
if (err) {
return console.log(err);
}
res.send(data);
});
});
app.get('*', (req, res) => {
console.error('[' + new Date() + '] > ' + 404 + ' - ' + req.url);
fs.readFile('public/404.md', 'utf8', (err, data) => {
if (err) {
return console.log(err);
}
fs.readFile('public/css/style.css', 'utf8', (err, style) => {
toHTML(data, (err, file) => {
let html = '';
html += '';
html += '';
html += '';
html += '';
html += String(file);
html += '';
html += '';
res.status(404).send(html);
});
});
});
});
const server = app.listen(8090, () => {
const host = server.address().address;
const port = server.address().port;
console.log('[' + new Date() + '] > App listening at http://%s:%s', host, port);
});