blog/app.js
Marcus Noble 21f1d9216c
Updated redirect rules
Signed-off-by: Marcus Noble <github@marcusnoble.co.uk>
2022-07-21 07:03:17 +01:00

175 lines
4.6 KiB
JavaScript

"use strict";
const fs = require('fs');
const https = require('https');
const express = require('express');
const compress = require('compression');
const app = express();
const Metalsmith = require('metalsmith');
const inplace = require('metalsmith-in-place');
const layouts = require('metalsmith-layouts');
const markdown = require('metalsmith-markdownit');
const permalinks = require('metalsmith-permalinks');
const collections = require('metalsmith-collections');
const pagination = require('metalsmith-pagination');
const define = require('metalsmith-define');
const feed = require('metalsmith-feed');
const sass = require('metalsmith-sass');
const date = require('metalsmith-build-date');
const sitemap = require('metalsmith-sitemap');
const Handlebars = require('handlebars');
const emoji = require('markdown-it-emoji');
const moment = require('moment');
const striptags = require('striptags');
const port = process.env.PORT || 8000;
app.disable('x-powered-by');
app.use(compress());
app.use(express.static(__dirname + '/build'));
// Lets try and slow down some of those exploit crawlers
app.use("/", require('./filterRoutes'));
// Redirects
app.use("/", require('./redirects'));
// Handle some iOS icon 404s
app.get("/apple-touch-icon*", function(req, res) {
res.sendFile(__dirname + '/build/images/favico/' + req.url, () => {
res.sendFile(__dirname + '/build/images/favico/apple-touch-icon.png');
});
});
app.get("/images/favico/*.png", function(req, res) {
res.sendFile(__dirname + '/build/images/favico/apple-touch-icon.png');
});
app.get("/favicon.png", function(req, res) {
res.sendFile(__dirname + '/build/images/favico/apple-touch-icon.png');
});
app.get("/robots.txt", function(req, res) {
res.send("User-agent: * Disallow: ");
})
app.get(/(\/(feeds?|rss|atom)\/?|feed.xml|rss.xml|index.rss|feed.rss)$/, function(req, res) {
res.redirect(301, '/feed.xml');
});
app.get(/.+\/manifest.json$/, function(req, res) {
res.redirect(301, '/manifest.json');
});
app.get("/healthz", function(req, res) {
res.sendStatus(200);
});
var md = markdown({html: true});
md.parser.use(emoji);
const proxy = (tokens, idx, options, env, self) => self.renderToken(tokens, idx, options);
const defaultTableOpenRenderer = md.parser.renderer.rules.table_open || proxy;
md.parser.renderer.rules.table_open = function(tokens, idx, options, env, self) {
tokens[idx].attrJoin("role", "grid");
return defaultTableOpenRenderer(tokens, idx, options, env, self)
};
Handlebars.registerHelper('markdown', function(text) {
if(!text) return;
return md.parser.render(text);
});
Handlebars.registerHelper('moment', function(date, format) {
return new moment(date).format(format);
});
Handlebars.registerHelper("striptags", function(text){
return striptags(text);
});
Handlebars.registerHelper("buildTitle", function(title, siteTitle){
if (title.indexOf(siteTitle) < 0) {
title = `'${title}' by ${siteTitle}`;
}
return title;
});
Handlebars.registerHelper("jointags", function(tags){
return (tags || '').split(' ').join(',');
});
Metalsmith(__dirname)
.use(define({
site: {
title: 'Marcus Noble',
description: 'The blog of Marcus Noble, self-described tinkerer, platform engineer and all round average guy!',
url: 'https://marcusnoble.co.uk'
}
}))
.use(date())
.use(collections({
posts: {
pattern: 'posts/*',
sortBy: 'date',
reverse: true,
},
drafts: {
pattern: 'drafts/*',
sortBy: 'date',
reverse: true,
},
projects: {
pattern: 'projects/*'
},
pages: {
pattern: 'pages/*'
}
}))
.use(inplace({
engine: 'handlebars',
directory: 'templates',
partials: 'templates/partials'
}))
.use(md)
.use(permalinks({
pattern: ':date-:title',
date: 'YYYY-MM-DD',
linksets: [
{
match: { collection: 'pages' },
pattern: ':title'
},
{
match: { collection: 'drafts' },
pattern: 'drafts/:title'
}
]
}))
.use(feed({
collection: 'posts',
destination: 'feed.xml'
}))
.use(sitemap({
hostname: 'https://marcusnoble.co.uk',
modifiedProperty: 'date'
}))
.use(pagination({
'collections.posts': {
perPage: 5,
layout: 'index.html',
first: 'index.html',
noPageOne: true,
path: 'page:num/index.html',
pageMetadata: {
title: 'Posts'
}
}
}))
.use(layouts({
engine: 'handlebars',
directory: 'templates',
partials: 'templates/partials'
}))
.use(sass())
.build(function(err) {
if (err) throw err;
app.listen(port, function () {
console.log(`App listening at http://localhost:${port}`);
});
});