mizzkey/src/server/web/docs.ts
2019-02-24 12:53:22 +09:00

108 lines
2.6 KiB
TypeScript

/**
* Docs
*/
import * as fs from 'fs';
import * as path from 'path';
import * as showdown from 'showdown';
import 'showdown-highlightjs-extension';
import ms = require('ms');
import * as Router from 'koa-router';
import * as send from 'koa-send';
import * as glob from 'glob';
import config from '../../config';
import { licenseHtml } from '../../misc/license';
import { copyright } from '../../const.json';
import * as locales from '../../../locales';
import * as nestedProperty from 'nested-property';
function getLang(lang: string): string {
if (['en-US', 'ja-JP'].includes(lang)) {
return lang;
} else {
return 'en-US';
}
}
async function genVars(lang: string): Promise<{ [key: string]: any }> {
const vars = {} as { [key: string]: any };
vars['lang'] = lang;
const cwd = path.resolve(__dirname + '/../../../') + '/';
const docs = glob.sync(`src/docs/**/*.${lang}.md`, { cwd });
vars['docs'] = {};
for (const x of docs) {
const [, name] = x.match(/docs\/(.+?)\.(.+?)\.md$/);
if (vars['docs'][name] == null) {
vars['docs'][name] = {
name,
title: {}
};
}
vars['docs'][name]['title'][lang] = fs.readFileSync(cwd + x, 'utf-8').match(/^# (.+?)\r?\n/)[1];
}
vars['kebab'] = (string: string) => string.replace(/([a-z])([A-Z])/g, '$1-$2').replace(/\s+/g, '-').toLowerCase();
vars['config'] = config;
vars['copyright'] = copyright;
vars['license'] = licenseHtml;
vars['i18n'] = (key: string) => nestedProperty.get(locales[lang], key);
return vars;
}
const router = new Router();
router.get('/assets/*', async ctx => {
await send(ctx as any, ctx.params[0], {
root: `${__dirname}/../../docs/assets/`,
maxage: ms('1 days')
});
});
router.get('/*/*', async ctx => {
const lang = getLang(ctx.params[0]);
const doc = ctx.params[1];
showdown.extension('urlExtension', () => ({
type: 'output',
regex: /%URL%/g,
replace: config.url
}));
showdown.extension('wsUrlExtension', () => ({
type: 'output',
regex: /%WS_URL%/g,
replace: config.wsUrl
}));
showdown.extension('apiUrlExtension', () => ({
type: 'output',
regex: /%API_URL%/g,
replace: config.apiUrl
}));
const conv = new showdown.Converter({
tables: true,
extensions: ['urlExtension', 'apiUrlExtension', 'highlightjs']
});
const md = fs.readFileSync(`${__dirname}/../../../src/docs/${doc}.${lang}.md`, 'utf8');
await ctx.render('../../../../src/docs/article', Object.assign({
id: doc,
html: conv.makeHtml(md),
title: md.match(/^# (.+?)\r?\n/)[1],
src: `https://github.com/syuilo/misskey/tree/master/src/docs/${doc}.${lang}.md`
}, await genVars(lang)));
ctx.set('Cache-Control', 'public, max-age=300');
});
export default router;