94 lines
3.1 KiB
JavaScript
94 lines
3.1 KiB
JavaScript
const Express = require('express')
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const bdb = require('bdb.js')
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const posts = bdb.load('posts.json', 1)
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const webname = 'TheForum'
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const server = new Express()
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server.set('view engine', 'ejs')
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function replace(req, regex, repl) {
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const url = req.url.replaceAll(regex, repl)
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console.log(url)
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const parsedUrl = new URL('http://localhost' + url)
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req.url = url
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req.originalUrl = url
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req.path = parsedUrl.pathname
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req.search = parsedUrl.search
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req._parsedUrl = parsedUrl
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const query = {}
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for(const entry of parsedUrl.searchParams) {
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query[entry[0]] = entry[1]
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}
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req.query = query
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}
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server.use(function replacer(req, res, next) {
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replace(req, /^\/post\/([0-9]+)/g, '/post?id=$1')
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replace(req, /^\/comment\/([0-9]+)\/([0-9]+)(\?(.*))?/g, '/comment?id=$1&comment=$2&$4')
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next()
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})
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server.get('/', function get(req, res) {
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if(req.query.name && req.query.title && req.query.content) {
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posts.unshift({author: req.query.name, title: req.query.title, content: req.query.content, comments: []})
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res.redirect('/')
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return
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}
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let mainPage = {author: webname, title: 'All posts', content: 'These are all the posts on the board:', comments: []}
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for (let i = 0; i < posts.length && i < 2000; i++) {
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mainPage.comments.push({author: posts[i].author, title: posts[i].title, content: posts[i].content, comments: []})
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}
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res.render('post.ejs', {post: mainPage, postid: '-1', webname: webname, comment: 1})
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})
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server.get('/post', function get(req, res) {
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if(req.query.id) {
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let id = req.query.id
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if(posts[id]) {
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res.render('post.ejs', {post: posts[id], postid: id, webname: webname, comment: null})
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}
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}
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})
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server.get('/comment', function get(req, res) {
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if(req.query.id && req.query.comment) {
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let id = req.query.id
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let comment = req.query.comment
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if(posts[id]) {
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let cid = 0
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function recurse(post) {
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cid++
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console.log(String(cid) + comment)
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if(String(cid) === comment) {
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if(req.query.name && req.query.title && req.query.content) {
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post.comments.unshift({author: req.query.name, title: req.query.title, content: req.query.content, comments: []})
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res.redirect(`/post/${id}`)
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cid = -1
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}
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return true
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}
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for(const comment of post.comments) {
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if(recurse(comment))
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return true
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}
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return false
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}
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const f = recurse(posts[id]);
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if(f && cid == -1)
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return
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if(f) {
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res.render('post.ejs', {post: posts[id], postid: id, webname: webname, comment: cid})
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}
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else
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res.send(`err2 ${req.search} ${cid}`)
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}
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}
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else
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res.send("err1")
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})
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let PORT = process.argv[2]
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if(!PORT) PORT = process.env.PORT
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if(!PORT) PORT = 8080
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server.listen(Number(PORT), () => console.log(PORT))
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