homepage/dist/main.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const fs = require("fs");
const config = require("./config");
const logger = require("./log");
const express = require("express");
function getPageOptions(contentStr) {
    let pageOptions = {};
    try {
        let lines = contentStr.split("\n");
        let firstLine = lines[0];
        let pageOptionsStr = firstLine.replace(/^\s*<!-- (\{.+\}) -->[\s\S]*$/, "\$1");
        pageOptions = JSON.parse(pageOptionsStr);
    }
    catch (_a) {
        logger.info("No pageOptions found");
    }
    return pageOptions;
}
function getToc() {
    logger.info("building toc");
    let toc = "";
    let posts = fs.readdirSync('./docroot/posts');
    posts.sort().reverse().forEach((v) => {
        let content = fs.readFileSync(`./docroot/posts/${v}/article.pag`);
        let contentStr = content.toString();
        let pageOptions = getPageOptions(contentStr);
        toc += `<li><a href="posts/${v}">${v} - ${pageOptions.title}</a></li>`;
    });
    return toc;
}
logger.info("Homepage starting");
let app = express();
let masterTmpl;
let toc;
let cache = {};
app.engine('pag', (filePath, options, callback) => {
    // logger.info(JSON.stringify(options))
    if (!(filePath in cache)) {
        logger.info(`${filePath} not yet in cache`);
        fs.readFile(filePath, (err, content) => {
            if (err) {
                return callback(new Error(err.message));
            }
            let contentStr = content.toString();
            let pageOptions = getPageOptions(contentStr);
            let renderedPhase1 = contentStr
                .replace(/#bla#/g, 'blu');
            let renderedPhase2 = masterTmpl
                .replace(/#maincontent#/g, renderedPhase1)
                .replace(/#base#/g, options.base);
            for (let key in pageOptions) {
                let value = pageOptions[key];
                if (key == 'toc' && value == 'compute') {
                    value = toc;
                }
                renderedPhase2 = renderedPhase2.replace(new RegExp(`#${key}#`, 'g'), value);
            }
            cache[filePath] = renderedPhase2;
            return callback(null, renderedPhase2);
        });
    }
    else {
        logger.info(`${filePath} served from cache`);
        return callback(null, cache[filePath]);
    }
});
app.set('views', './docroot');
app.set('view engine', 'pag');
app.get('/index', (req, res) => {
    res.render('index', { "base": req.headers['x-proxy-original-url'] || "/" });
});
app.get('/posts/:date', (req, res) => {
    res.render(`posts/${req.params.date}/article`, { "base": req.headers['x-proxy-original-url'] || "/" });
});
app.get('/pages/:file', (req, res) => {
    res.render(`pages/${req.params.file}`, { "base": req.headers['x-proxy-original-url'] || "/" });
});
app.get('/', (req, res) => {
    logger.info('redirecting / to /index');
    let base = req.headers['x-proxy-original-url'] || "/";
    res.redirect(`${base}index`);
});
app.get('/reload', (req, res) => {
    logger.info('truncating cache');
    cache = {};
    toc = getToc();
    masterTmpl = fs.readFileSync('./docroot/master.tmpl').toString();
    let base = req.headers['x-proxy-original-url'] || "/";
    res.redirect(`${base}index`);
});
app.use('/files', express.static('files'));
masterTmpl = fs.readFileSync('./docroot/master.tmpl').toString();
toc = getToc();
app.listen(config.dict.httpPort, () => {
    logger.info("Homepage is listening");
});
logger.info("Homepage running");
//# sourceMappingURL=main.js.map