322 lines
11 KiB
JavaScript
322 lines
11 KiB
JavaScript
require('dotenv').config(); // Load environment variables
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const express = require('express');
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const path = require('path');
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const fs = require('fs');
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const { marked } = require('marked');
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const nodemailer = require('nodemailer');
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const hljs = require('highlight.js');
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const { format } = require('date-fns'); // To format dates in a proper XML format
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const axios = require('axios'); // Add axios for reCAPTCHA verification
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const app = express();
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// Set options for marked to use highlight.js for syntax highlighting
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marked.setOptions({
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highlight: function (code, language) {
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const validLanguage = hljs.getLanguage(language) ? language : 'plaintext';
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return hljs.highlight(validLanguage, code).value;
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}
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});
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// Set EJS as templating engine
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app.set('view engine', 'ejs');
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app.set('views', path.join(__dirname, 'views'));
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// Middleware to parse URL-encoded bodies (form submissions)
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app.use(express.urlencoded({ extended: false }));
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// Serve static files (CSS, Images)
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app.use(express.static(path.join(__dirname, 'public')));
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// Function to load menu items from the markdown file
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function loadMenuItems() {
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const menuFile = path.join(__dirname, 'menu.md');
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const content = fs.readFileSync(menuFile, 'utf-8');
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const menuItems = [];
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const itemRegex = /<!--\s*title:\s*(.*?)\s*-->\s*(<!--\s*openNewPage\s*-->\s*)?<!--\s*url:\s*(.*?)\s*-->/g;
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let match;
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// Loop to find all menu items
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while ((match = itemRegex.exec(content)) !== null) {
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const title = match[1];
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const url = match[3];
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const openNewPage = !!match[2]; // Check if openNewPage is present in the match
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menuItems.push({
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title,
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url,
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openNewPage
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});
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}
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return menuItems;
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}
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// Load the menu once and make it available to all routes
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const menuItems = loadMenuItems();
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// Function to load and parse markdown files and extract lead
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function loadMarkdownWithLead(file) {
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const markdownContent = fs.readFileSync(path.join(__dirname, 'markdown', file), 'utf-8');
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let lead = '';
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let contentMarkdown = markdownContent;
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const leadKeyword = '<!-- lead -->';
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if (contentMarkdown.includes(leadKeyword)) {
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const [beforeLead, afterLead] = contentMarkdown.split(leadKeyword);
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lead = afterLead.split('\n').find(line => line.trim() !== '').trim();
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contentMarkdown = beforeLead + afterLead.replace(lead, '').trim();
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}
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const contentHtml = marked.parse(contentMarkdown);
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return { contentHtml, lead };
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}
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// Function to convert a title into a URL-friendly slug
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function titleToSlug(title) {
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return title
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.toLowerCase()
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.replace(/[^a-z0-9\s-]/g, '')
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.replace(/\s+/g, '-');
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}
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// Function to load all blog posts with pagination and search support
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function getAllBlogPosts(page = 1, postsPerPage = 5, searchQuery = '') {
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let blogFiles = fs.readdirSync(path.join(__dirname, 'markdown')).filter(file => file.endsWith('.md'));
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if (searchQuery) {
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const lowerCaseQuery = searchQuery.toLowerCase();
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blogFiles = blogFiles.filter(file => file.toLowerCase().includes(lowerCaseQuery));
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}
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if (blogFiles.length === 0) {
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return { blogPosts: [], totalPages: 0 }; // Return empty results if no files
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}
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blogFiles.sort((a, b) => {
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const statA = fs.statSync(path.join(__dirname, 'markdown', a)).birthtime;
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const statB = fs.statSync(path.join(__dirname, 'markdown', b)).birthtime;
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return statB - statA;
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});
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const totalPosts = blogFiles.length;
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const totalPages = Math.ceil(totalPosts / postsPerPage);
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const start = (page - 1) * postsPerPage;
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const end = start + postsPerPage;
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const paginatedFiles = blogFiles.slice(start, end);
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const blogPosts = paginatedFiles.map(file => {
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const title = file.replace('.md', '').replace(/-/g, ' ');
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const slug = titleToSlug(title);
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const stats = fs.statSync(path.join(__dirname, 'markdown', file));
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const dateCreated = new Date(stats.birthtime);
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return { title, slug, dateCreated };
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});
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return { blogPosts, totalPages };
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}
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// Home Route (Blog Home with Pagination and Search)
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app.get('/', (req, res) => {
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const page = parseInt(req.query.page) || 1;
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const searchQuery = req.query.search || '';
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if (page < 1) {
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return res.redirect(req.hostname);
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}
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const postsPerPage = 5;
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const { blogPosts, totalPages } = getAllBlogPosts(page, postsPerPage, searchQuery);
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const noResults = blogPosts.length === 0; // Check if there are no results
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res.render('index', {
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title: `${process.env.OWNER_NAME}'s Blog`,
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blogPosts,
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currentPage: page,
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totalPages,
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searchQuery, // Pass search query to the view
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noResults, // Pass this flag to indicate no results found
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menuItems // Pass the menu items to the view
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});
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});
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// About Route (Load markdown and render using EJS)
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app.get('/about', (req, res) => {
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const aboutMarkdownFile = path.join(__dirname, 'me', 'about.md');
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// Read the markdown file and convert to HTML
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fs.readFile(aboutMarkdownFile, 'utf-8', (err, data) => {
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if (err) {
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return res.status(500).send('Error loading About page');
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}
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const aboutContentHtml = marked(data); // Convert markdown to HTML
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res.render('about', {
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title: `About ${process.env.OWNER_NAME}`,
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content: aboutContentHtml,
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menuItems // Pass the menu items to the view
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});
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});
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});
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// Contact Route (Render the contact form)
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app.get('/contact', (req, res) => {
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res.render('contact', {
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title: `Contact ${process.env.OWNER_NAME}`,
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msg: undefined,
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menuItems // Pass the menu items to the view
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});
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});
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// Contact Route (Render the contact form)
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app.get('/chat', (req, res) => {
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res.render('chat', {
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title: `RayAI - Raven's Chatbot`,
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msg: undefined,
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menuItems // Pass the menu items to the view
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});
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});
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// Blog Post Route
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app.get('/blog/:slug', (req, res) => {
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const slug = req.params.slug;
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const markdownFile = fs.readdirSync(path.join(__dirname, 'markdown'))
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.find(file => titleToSlug(file.replace('.md', '')) === slug);
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if (markdownFile) {
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const originalTitle = markdownFile.replace('.md', '');
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const blogPosts = getAllBlogPosts();
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const { contentHtml, lead } = loadMarkdownWithLead(markdownFile);
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// Fallback to a generic description if lead is not available
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const description = lead || `${originalTitle} - Read the full post on ${process.env.OWNER_NAME}'s blog.`;
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res.render('blog-post', {
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title: originalTitle,
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content: contentHtml,
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lead,
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description, // Pass the description to the view
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blogPosts,
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menuItems // Pass the menu items to the view
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});
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} else {
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res.redirect('/');
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}
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});
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// Sitemap Route
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app.get('/sitemap.xml', (req, res) => {
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const hostname = req.headers.host || 'http://localhost';
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const blogFiles = fs.readdirSync(path.join(__dirname, 'markdown'))
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.filter(file => file.endsWith('.md'))
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.sort((a, b) => {
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const statA = fs.statSync(path.join(__dirname, 'markdown', a)).birthtime;
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const statB = fs.statSync(path.join(__dirname, 'markdown', b)).birthtime;
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return statB - statA;
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});
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const staticUrls = [
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{ url: `${process.env.HOST_URL}`, changefreq: 'weekly', priority: 1.0 },
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{ url: `${process.env.HOST_URL}/about`, changefreq: 'monthly', priority: 0.8 },
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{ url: `${process.env.HOST_URL}/contact`, changefreq: 'monthly', priority: 0.8 }
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];
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const blogUrls = blogFiles.map(file => {
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const title = file.replace('.md', '');
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const slug = titleToSlug(title);
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const stats = fs.statSync(path.join(__dirname, 'markdown', file));
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const lastModifiedDate = format(new Date(stats.birthtime), 'yyyy-MM-dd');
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return {
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url: `${process.env.BLOG_URL}${slug}`,
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lastmod: lastModifiedDate,
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changefreq: 'monthly',
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priority: 0.9
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};
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});
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const urls = [...staticUrls, ...blogUrls];
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let sitemap = `<?xml version="1.0" encoding="UTF-8"?>\n<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">\n`;
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urls.forEach(({ url, lastmod, changefreq, priority }) => {
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sitemap += ` <url>\n`;
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sitemap += ` <loc>${url}</loc>\n`;
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if (lastmod) {
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sitemap += ` <lastmod>${lastmod}</lastmod>\n`;
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}
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sitemap += ` <changefreq>${changefreq}</changefreq>\n`;
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sitemap += ` <priority>${priority}</priority>\n`;
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sitemap += ` </url>\n`;
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});
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sitemap += `</urlset>`;
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res.header('Content-Type', 'application/xml');
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res.send(sitemap);
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});
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// RSS Feed Route
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app.get('/rss', (req, res) => {
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const hostname = req.headers.host || 'http://localhost';
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const blogFiles = fs.readdirSync(path.join(__dirname, 'markdown'))
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.filter(file => file.endsWith('.md'))
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.sort((a, b) => {
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const statA = fs.statSync(path.join(__dirname, 'markdown', a)).birthtime;
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const statB = fs.statSync(path.join(__dirname, 'markdown', b)).birthtime;
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return statB - statA;
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});
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let rssFeed = `<?xml version="1.0" encoding="UTF-8" ?>\n<rss version="2.0">\n<channel>\n`;
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rssFeed += `<title>${process.env.OWNER_NAME} Blog</title>\n`;
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rssFeed += `<link>https://${hostname}</link>\n`;
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rssFeed += `<description>This is the RSS feed for ${process.env.OWNER_NAME}'s blog.</description>\n`;
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blogFiles.forEach(file => {
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const title = file.replace('.md', '');
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const slug = titleToSlug(title);
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const stats = fs.statSync(path.join(__dirname, 'markdown', file));
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const lastModifiedDate = new Date(stats.birthtime).toUTCString();
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const { lead } = loadMarkdownWithLead(file);
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rssFeed += `<item>\n`;
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rssFeed += `<title>${title}</title>\n`;
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rssFeed += `<link>${process.env.BLOG_URL}${slug}</link>\n`;
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rssFeed += `<description>${lead || 'Read the full post on the blog.'}</description>\n`;
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rssFeed += `<pubDate>${lastModifiedDate}</pubDate>\n`;
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rssFeed += `<guid>${process.env.BLOG_URL}${slug}</guid>\n`;
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rssFeed += `</item>\n`;
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});
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rssFeed += `</channel>\n</rss>`;
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res.header('Content-Type', 'application/rss+xml');
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res.send(rssFeed);
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});
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// Create a URL object from the environment variable
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const blog_URL = new URL(process.env.BLOG_URL);
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// Extract just the hostname (e.g., blog.raven-scott.fyi)
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const hostname = blog_URL.hostname;
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// Global 404 handler for unmatched routes
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app.use((req, res) => {
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if (req.hostname === hostname) {
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res.redirect(process.env.HOST_URL);
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} else {
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res.redirect('/');
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}
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});
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// Server Listening
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const PORT = process.env.PORT || 8899;
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app.listen(PORT, () => {
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console.log(`Server running on http://localhost:${PORT}`);
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});
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