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#!/usr/bin/env node
"use strict";
const express = require("express");
const sitemap = require("express-sitemap-xml");
const path = require("path");
const fs = require("fs");
const mit = require("markdown-it")({ html: true })
.enable(["table"])
.disable(["strikethrough"])
.use(require("markdown-it-texmath"), {
engine: require("katex"),
delimiters: "gitlab",
katexOptions: { macros: { "\\RR": "\\mathbb{R}" } },
})
.use(require("markdown-it-multimd-table"))
.use(require("markdown-it-highlightjs"), {
inline: true,
auto: true,
code: true,
});
const https = require("https");
const app = express();
app.use(express.static(path.join(__dirname, "css")));
app.set("views", path.join(__dirname, "views"));
app.set("view engine", "ejs");
app.engine("ejs", require("ejs").__express);
function renderAndSend(req, res) {
try {
let viewPath;
if (req.path == "/") {
viewPath = "mds/cstruct2luatable.md";
} else {
viewPath = req.path;
}
let readStream = fs.createReadStream(
path.join(__dirname, viewPath),
"utf-8"
);
//FIXME-this can obviously fail
readStream.on("data", (chunk) => {
res.render("index", {
cache: true,
data: {
blogHttp: mit.render(chunk),
mds: fs.readdirSync(path.join(__dirname, "mds"), "utf-8"),
},
});
});
} catch (err) {
console.log(err);
}
}
app.get("/health", (req, res) => {
res.type("application/json");
let response = { isOK: "True", error: "" };
res.send(response);
});
app.get("/robots.txt", (req, res) => {
res.type("text/plain");
let robots_txt = "Sitemap: http://blog.terminaldweller.com\n";
robots_txt += "User-agent: *\n";
robots_txt += "Disallow: \n";
robots_txt += "Crawl-Delay: 20";
res.send(robots_txt);
});
app.get("/$", (req, res) => {
renderAndSend(req, res);
});
app.get("/mds/:mdname$", (req, res) => {
if (req.params["mdname"] == "") {
res.write("nothing requested!");
}
renderAndSend(req, res);
});
async function enumerateDir() {
return await fs.readdirSync(path.join(__dirname, "mds"));
}
app.use(sitemap(enumerateDir, "http://blog.terminaldweller.com"));
app.use((req, res) => {
return res.status(404).send({ message: "Path" + req.url + "not found!" });
});
app.use((err, req, res) => {
return res.status(500).send({ error: err });
});
https.createServer({
key: fs.readFileSync("/certs/privkey1.pem","utf-8"),
cert: fs.readFileSync("/certs/fullchain1.pem","utf-8")
},app).listen(9000);
// app.listen(9000);
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