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server.js
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server.js
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/**
* TODO:
* Clean this up!
*/
'use strict';
const { readFileSync } = require('fs');
const { resolve } = require('path');
const PRODUCTION_MODE = readFileSync(resolve(__dirname, 'mode')).toString();
const fetch = require('node-fetch');
const jsdom = require("jsdom");
const { JSDOM } = jsdom;
const API = PRODUCTION_MODE === 'PRODUCTION' ? 'https://api.soundmolto.com' : 'http://localhost:1344';
const toAddValues = { PROFILE: "PROFILE", TRACK: "TRACK", HOMEPAGE: "HOMEPAGE" };
const APP = Object.freeze({ NAME: "SoundMolto", TWITTER_HANDLE: "@soundmolto" });
const appUrl = PRODUCTION_MODE === 'PRODUCTION' ? `https://app.soundmolto.com` : `http://localhost:8080`;
const generateTwitterCard = ({ summary, site, title, description, image }) => [
{ name: 'twitter:card', content: summary },
{ name: 'twitter:site', content: site },
{ name: 'twitter:title', content: title },
{ name: 'twitter:description', content: description },
{ name: 'twitter:image', content: image },
]
const generateFacebookCard = ({ type, title, description, image, url = '' }) => [
{ name: 'og:type', content: type },
{ name: 'og:title', content: title },
{ name: 'og:description', content: description },
{ name: 'og:image', content: image },
{ name: 'og:url', content: url },
{ name: 'og:site_name', content: APP.NAME }
]
const express = require('express')
const app = express();
const port = 8080;
const key = readFileSync(resolve(__dirname, './certs/soundmolto-key.pem'), { encoding: 'UTF8' });
const cert = readFileSync(resolve(__dirname, './certs/soundmolto.pem'), { encoding: 'UTF8' });
const httpsOptions = { key, cert };
const http = require('http');
const https = require('https');
app.use(express.static('build'));
app.get('*', async (request, response) => {
const possiblePaths = request.originalUrl.split("/");
let url;
let toAdd;
if (possiblePaths.length === 1) {
toAdd = toAddValues.HOMEPAGE;
}
if (possiblePaths.length === 2) {
const path = possiblePaths[1];
switch (path) {
case "login": {
break;
}
case "register": {
break;
}
case "admin": {
break;
}
case "users": {
break;
}
default: {
url = `${API}/users/${path}`;
toAdd = toAddValues.PROFILE;
break;
}
}
}
if (possiblePaths.length === 3) {
if (possiblePaths[1] !== 'collection') {
url = `${API}/${possiblePaths[1]}/${possiblePaths[2]}`;
toAdd = toAddValues.TRACK;
}
}
if (toAdd != null) {
const defImage = `${appUrl}/assets/icons/android-chrome-512x512.png`;
let summary, site, title, description, image;
const file = readFileSync(__dirname + '/build/index.html');
const DOM = new JSDOM(file);
const document = DOM.window.document;
const head = document.head;
let data = {};
let tags = [];
let ogTags = [];
if (url != null) {
const fetched = await fetch(url);
data = await fetched.json();
}
switch (toAdd) {
case toAddValues.HOMEPAGE: {
summary = 'summary';
site = `${APP.TWITTER_HANDLE}`;
title = `${APP.NAME} - Discover`;
description = `${APP.NAME} Discovery page`;
image = defImage;
tags = generateTwitterCard({ summary, site, title, description, image });
ogTags = generateFacebookCard({
title,
type: 'website',
description,
image,
url: `${appUrl}/`
})
break;
}
case toAddValues.PROFILE: {
const getUserName = user => user.displayName || user.url || user.id;
const user = {
name: data.profile != null && (`View ${getUserName(data.profile)}'s profile on ${APP.NAME}`) || 'User not found',
description: data.profile != null && data.profile.description || '',
image: data.profile != null && data.profile.profilePicture || defImage
};
summary = 'summary_large_image';
site = `${APP.TWITTER_HANDLE}`;
title = user.name;
description = user.description;
image = user.image;
tags = generateTwitterCard({ summary, site, title, description, image });
ogTags = generateFacebookCard({ title, type: 'profile', description, image, url: `${appUrl}${request.originalUrl}` })
ogTags.push({ name: 'profile:username', content: user.name });
break;
}
case toAddValues.TRACK: {
const getUserName = user => user.displayName || user.url || user.id;
const track = {
name: data.track != null && (`Listen to ${data.track.name || data.track.id} by ${getUserName(data.track.user)} on ${APP.NAME}`) || "Track not found",
description: data.track != null && (data.track.description || "No description") || "No description",
image: data.track != null && (data.track.artwork || data.track.user.profilePicture || defImage) || defImage,
streamUrl: data.track != null && (data.track.stream_url) || '',
duration: data.track != null && data.track.duration || 0,
userUrl: data.track != null && data.track.user && data.track.user.url || ''
}
site = `${APP.TWITTER_HANDLE}`;
title = track.name;
description = track.description;
image = track.image;
tags = generateTwitterCard({ summary: 'player', site, title, description, image, url });
tags.push({ name: "twitter:player", content: track.streamUrl });
tags.push({ name: "twitter:player:stream", content: track.streamUrl });
tags.push({ name: 'twitter:player:stream:content_type', content: 'audio/mpeg' });
tags.push({ name: 'twitter:player:width', content: '100px' });
tags.push({ name: 'twitter:player:height', content: '100px' });
ogTags = generateFacebookCard({ title, type: 'music.song', description, image, url: `${appUrl}${request.originalUrl}` })
ogTags.push({ name: 'music:duration', content: track.duration });
ogTags.push({ name: 'music:musician', content: track.userUrl });
ogTags.push({ name: 'og:audio', content: track.streamUrl });
ogTags.push({ name: 'og:audio:type', content: 'audio/vnd.facebook.bridge' });
break;
}
}
for (const tag of tags) {
const meta = document.createElement('meta');
meta.setAttribute('name', tag.name);
meta.setAttribute('content', tag.content);
head.appendChild(meta);
}
for (const tag of ogTags) {
const meta = document.createElement('meta');
meta.setAttribute('property', tag.name);
meta.setAttribute('content', tag.content);
head.appendChild(meta);
}
response.send(DOM.serialize());
} else {
const defImage = `${appUrl}/assets/icons/android-chrome-512x512.png`;
let summary, site, title, description, image;
const file = readFileSync(__dirname + '/build/index.html');
const DOM = new JSDOM(file);
const document = DOM.window.document;
const head = document.head;
let tags = [];
let ogTags = [];
summary = 'summary';
site = `${APP.TWITTER_HANDLE}`;
title = `${APP.NAME} - Discover`;
description = `${APP.NAME} Discover new artists on SoundMolto`;
image = defImage;
tags = generateTwitterCard({ summary, site, title, description, image });
ogTags = generateFacebookCard({
title,
type: 'website',
description,
image,
url: `${appUrl}/`
})
for (const tag of tags) {
const meta = document.createElement('meta');
meta.setAttribute('name', tag.name);
meta.setAttribute('content', tag.content);
head.appendChild(meta);
}
for (const tag of ogTags) {
const meta = document.createElement('meta');
meta.setAttribute('property', tag.name);
meta.setAttribute('content', tag.content);
head.appendChild(meta);
}
response.send(DOM.serialize());
}
});
if (PRODUCTION_MODE === 'PRODUCTION') {
https.createServer(httpsOptions, app).listen(443);
const httpServer = express();
// set up a route to redirect http to https
httpServer.get('*', (req, res )=> res.redirect('https://' + req.headers.host + req.url));
// have it listen on 8080
http.createServer(httpServer).listen(80);
} else {
http.createServer(httpsOptions, app).listen(80)
}