import 'zone.js/dist/zone-node'; import {ngExpressEngine} from '@nguniversal/express-engine'; import * as express from 'express'; import * as compression from 'compression'; import {join} from 'path'; import {AppServerModule} from './src/main.server'; import {APP_BASE_HREF} from '@angular/common'; import {existsSync} from 'fs'; import {REQUEST, RESPONSE} from "./src/app/openaireLibrary/utils/tokens"; import {isArray} from "util"; import {properties} from "./src/environments/environment"; import {Layout} from "./src/app/openaireLibrary/connect/community/CustomizationOptions"; import {Response} from "express"; const fs = require('fs'); const less = require('less'); const minify = require('@node-minify/core'); const cleanCSS = require('@node-minify/clean-css'); const axios = require('axios'); const browser = process.cwd() + '/dist/connect/browser/'; const node_modules = process.cwd() + '/node_modules'; var bodyParser = require('body-parser') var jsonParser = bodyParser.json() function buildCss(portal: string, suffix = null, variables: {} = null) { let lessFile = 'community.less' if (portal === 'connect') { lessFile = 'connect.less' } let input = fs.readFileSync(browser + '/assets/' + lessFile, 'utf8'); /* Change fonts path */ let modifyVars = { '@font-media-url': 'e("assets/openaire-theme/media/fonts/aileron/")', '@font-media-icon-url': 'e("assets/openaire-theme/media/fonts/material-icons/")' } /* Change variables (optional)*/ if (variables) { Object.entries(variables).forEach(([key, value]) => { modifyVars[key] = value; }); } let options = { paths: [browser + '/assets/', node_modules], rewriteUrls: 'all', modifyVars: modifyVars }; less.render(input, options, function (error, result) { if (error) { console.log(error); } else { let file = browser + portal + (suffix ? ("-" + suffix) : "") + '.css'; fs.writeFile(file, result.css, function (error) { if (error) { console.error(error); } else { minify({ compressor: cleanCSS, replaceInPlace: true, input: file, output: file, callback: function (err) { if (err) { console.log(err); } } }); } }); } }); } function buildAll(res: Response = null) { let layoutsURL = properties.adminToolsAPIURL + '/community/layouts'; axios.get(layoutsURL).then(response => { if (response.data && Array.isArray(response.data) && response.data.length > 0) { response.data.forEach((layout: Layout) => { let variables = Layout.getVariables(layout.layoutOptions); buildCss(layout.portalPid, layout.date ? layout.date : null, variables); }); if (res) { res.status(200).send({ code: 200, message: 'CSS build for all available layouts was successful' }); } } else { res.status(500).send({code: 500, message: 'No available layouts found'}); } }); } if(properties.environment == 'development') { buildAll(); } // The Express app is exported so that it can be used by serverless Functions. export function app() { const server = express(); server.use(compression()); const distFolder = join(process.cwd(), 'dist/connect/browser'); const indexHtml = existsSync(join(distFolder, 'index.original.html')) ? 'index.original.html' : 'index'; // Our Universal express-engine (found @ https://github.com/angular/universal/tree/master/modules/express-engine) server.engine('html', ngExpressEngine({ bootstrap: AppServerModule, })); server.set('view engine', 'html'); server.set('views', distFolder); server.use('/build-css', function (req, res, next) { res.header('Access-Control-Allow-Origin', req.headers.origin); res.header('Access-Control-Allow-Headers', 'Origin, X-Requested-With, Content-Type, Accept'); res.header('Access-Control-Allow-Methods', 'GET, OPTIONS, POST, DELETE'); res.header('Access-Control-Max-Age', "1800"); next(); }); server.use(function (req, res, next) { var XFRAME_WHITELIST = ['http://spitoo.di.uoa.gr:5000/', 'http://scoobydoo.di.uoa.gr:5000/', 'https://beta.admin.connect.openaire.eu/', 'https://admin.connect.openaire.eu/']; let referer: string; if (req.headers.referer) { referer = isArray(req.headers.referer) ? req.headers.referer[0] : (req.headers.referer); referer = referer.split("?")[0]; } if (referer && (XFRAME_WHITELIST.indexOf(referer) != -1 || referer.indexOf("/customize-layout") != -1 || referer.indexOf(".d4science.org") != -1)) { // res.header('X-FRAME-OPTIONS', 'allow from ' +req.headers.referer); } else { res.header('X-FRAME-OPTIONS', 'SAMEORIGIN'); } next(); }); // - Serve sitemap based on the host - server.get('/sitemap.xml', (req, res) => { let host = req.get("host").split(":")[0]; let connectLinks = ["/", "/about/learn-how", "/about/learn-in-depth", "/about/faq", "/search/find/communities"]; let communityLinks = ["/", "/search/find/research-outcomes?size=20", "/search/advanced/research-outcomes?size=20", "/participate/deposit/learn-how", "/organizations", "/content"]; let sitemap = "\n" + ""; let urlPre = "\n" + " "; let urlSuf = "\n" + " "; for (let link of (host.indexOf("connect.openaire.eu") == -1 ? communityLinks : connectLinks)) { sitemap += urlPre + "https://" + host + link + urlSuf; } sitemap += "\n"; res.setHeader('content-type', 'application/xml'); res.send(sitemap); }); // - Serve robots based on the host - server.get('/robots.txt', (req, res) => { let host = req.get("host").split(":")[0]; let robots = ""; if (host.indexOf(".openaire.eu") != -1 && host.indexOf("beta.") == -1) { //link to disallow let connectLinks = ["/about/*", "/search/find/communities"]; let communityLinks = ["/search/advanced/*", "/participate/*", "/search/project", '/search/result', '/search/publication', '/search/dataset', '/search/software', '/search/other', '/search/dataprovider', '/search/organization', '/project-report', '/search/find/publications', '/search/find/datasets', '/search/find/software', '/search/find/other', '/search/find/projects', '/search/find/dataproviders', '/search/find/research-outcomes' ]; robots = "User-Agent: *\n" + "Crawl-delay: 30\n" + "Sitemap: /sitemap.xml\n"; for (let link of (host.indexOf("connect.openaire.eu") == -1 ? connectLinks : communityLinks)) { robots += "Disallow: " + link + "\n"; } } else { robots = "User-Agent: *\n" + "Disallow: /\n" } res.setHeader('content-type', 'text/plain'); res.send(robots); }); server.post('/build-css/all', (req, res) => { buildAll(res); }); server.post('/build-css/:id/:suffix', jsonParser,(req, res) => { let variables = Layout.getVariables(req.body); if (variables) { buildCss(req.params.id , req.params.suffix, variables); res.status(200).send({ code: 200, message: 'CSS build for ' + req.params.id + ' layout was successful' }); } else { res.status(500).send({code: 500, message: 'No variables found'}); } }); server.post('/build-css/preview/:id/:suffix', jsonParser, (req, res) => { let variables = Layout.getVariables(req.body); if (variables) { buildCss(req.params.id, req.params.suffix, variables); res.status(200).send({code: 200, message: 'CSS build for ' + req.params.id + ' layout was successful'}); } else { res.status(500).send({code: 500, message: 'No layout found'}); } }); // Example Express Rest API endpoints // server.get('/api/**', (req, res) => { }); // Serve static files from /browser server.get('*.*', express.static(distFolder, { maxAge: '1y' })); // All regular routes use the Universal engine server.get('*', (req, res) => { res.render(indexHtml, { req, providers: [ { provide: APP_BASE_HREF, useValue: req.baseUrl }, { provide: REQUEST, useValue: (req) }, { provide: RESPONSE, useValue: (res) } ] } ); }); return server; } function run() { const port = process.env.PORT || 4000; // Start up the Node server const server = app(); server.listen(port, () => { console.log(`Node Express server listening on http://localhost:${port}`); }); } // Webpack will replace 'require' with '__webpack_require__' // '__non_webpack_require__' is a proxy to Node 'require' // The below code is to ensure that the server is run only when not requiring the bundle. declare const __non_webpack_require__: NodeRequire; const mainModule = __non_webpack_require__.main; const moduleFilename = mainModule && mainModule.filename || ''; if (moduleFilename === __filename || moduleFilename.includes('iisnode')) { run(); } export * from './src/main.server';