Web/node/rss.js

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const {
Feed
} = require("feed");
const fs = require("fs");
const showdown = require("showdown");
const converter = new showdown.Converter({
parseImgDimensions: true
});
module.exports = function () {
let folder = __dirname + "/../";
fs.watchFile(folder + "blog/posts.json", function (curr, prev) {
if (curr.mtime == prev.mtime)
return;
console.log("Refreshing feeds...");
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createFeed(function (feed) {
fs.writeFile(folder + "feed.json", feed.json1(), function (_, _) {});
fs.writeFile(folder + "rss.xml", feed.rss2(), function (_, _) {});
fs.writeFile(folder + "atom.xml", feed.atom1(), function (_, _) {});
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});
});
}
function createFeed(callback) {
const feed = new Feed({
title: "Ellpeck's Blog",
description: "Occasionally I enjoy writing stuff. So here's some of the stuff I've written about gaming, programming and life.",
id: "https://ellpeck.de",
link: "https://ellpeck.de",
image: "https://ellpeck.de/res/logo.png",
favicon: "https://ellpeck.de/favicon.ico",
feedLinks: {
json: "https://ellpeck.de/feed.json",
atom: "https://ellpeck.de/atom.xml"
},
author: {
name: "Ellpeck",
email: "me@ellpeck.de",
link: "https://ellpeck.de"
}
});
fs.readFile(__dirname + "/../blog/posts.json", function (_, data) {
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let json = JSON.parse(data);
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for (let i = json.length - 1; i >= 0; i--) {
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let post = json[i];
let id = post["id"];
let date = new Date(post["date"]);
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fs.readFile(__dirname + "/../blog/" + id + ".md", function (_, content) {
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let html = converter.makeHtml(content.toString());
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feed.addItem({
title: post["name"],
link: "https://ellpeck.de/#blog-" + id,
description: post["summary"],
content: html,
date: date,
published: date
});
if (i == 0) {
callback(feed);
}
});
}
});
}