255 lines
6.7 KiB
JavaScript
255 lines
6.7 KiB
JavaScript
import cors from 'cors';
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import express from 'express';
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import ejs from 'ejs';
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import serveDirectoryMetadata, { getMetadataMoreEasier } from './actions/serveDirectoryMetadata.js';
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import serveFileMetadata from './actions/serveFileMetadata.js';
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import serveFile from './actions/serveFile.js';
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import serveModule from './actions/serveModule.js';
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import allowQuery from './middleware/allowQuery.js';
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import findEntry from './middleware/findEntry.js';
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import noQuery from './middleware/noQuery.js';
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import redirectLegacyURLs from './middleware/redirectLegacyURLs.js';
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import requestLog from './middleware/requestLog.js';
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import validateFilename from './middleware/validateFilename.js';
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import validatePackagePathname from './middleware/validatePackagePathname.js';
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import validatePackageName from './middleware/validatePackageName.js';
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import validatePackageVersion from './middleware/validatePackageVersion.js';
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const renderFolderBrowser = async (req, res, next) => {
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res.set({
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'Cache-Control': 'public, max-age=14400', // 4 hours
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'Cache-Tag': 'browse'
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});
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const html = await ejs.render(`<%if(path!=="/"){path+="/"}%>
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8" />
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<title>Index of <%= path %></title>
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<style>
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body {
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font-size: 16px;
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font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
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line-height: 1.5;
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padding: 0 10px 5px
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}
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table {
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width: 100%;
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border-collapse: collapse;
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font: .85em Monaco, monospace
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}
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tr.even {
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background-color: #eee
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}
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th {
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text-align: left
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}
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td,
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th {
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padding: .1em .25em
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}
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.version-wrapper {
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line-height: 2.25em;
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float: right
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}
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#version {
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font-size: 1em
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}
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address {
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text-align: right
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}
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</style>
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</head>
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<body>
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<h1>Index of <%= path %></h1>
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<hr />
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<table>
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<thead>
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<tr>
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<th>Name</th>
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<th>Type</th>
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<th>Size</th>
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<th>Last Modified</th>
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</tr>
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</thead>
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<tbody>
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<%
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files.sort((fileA,fileB) => {
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let nameA = fileA.path.toUpperCase();
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let nameB = fileB.path.toUpperCase();
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if(fileA.type === "directory") return -1;
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else if(fileB.type === "directory") return 1;
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else if(nameA<nameB) return -1;
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else if(nameA>nameB) return 1;
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else return 0;
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})
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if(path!=="/"){
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files.splice(0,0,{
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path: "..",
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type: "directory",
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});
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}
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%>
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<% files.forEach((file,index) => { let name = file.path.replace(path,"")+(file.type==="directory"?"/":""); %>
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<tr class="<%= index%2===0?"even":"odd" %> ">
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<td><a title="<%= name %>" href="<%= name %>"><%= name %></a></td>
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<td><%= file.type==="directory"?"-":file.contentType %></td>
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<td><%= file.type==="directory"?"-":(()=>{
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if(file.size<=1024) return file.size+" B";
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else if(file.size<=1024*1024) return (file.size/1024).toFixed(2)+" KiB";
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else return (file.size/1024/1024).toFixed(2)+" MB";
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})() %></td>
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<td><%= file.type==="directory"?"-":new Date(Date.parse(file.lastModified)).toISOString()
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%></td>
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</tr>
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<% }) %>
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</tbody>
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</table>
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<hr />
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<address><%= package %> </address>
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<address>186526 Edge/1.20.1</address>
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</body>
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</html>`, Object.assign({ package: `${req.packageName}@${req.packageVersion}` }, await getMetadataMoreEasier(req, res)), { async: true });
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res.send(html);
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};
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function createApp(callback) {
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const app = express();
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callback(app);
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return app;
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}
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export default function createServer() {
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return createApp(app => {
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app.disable('x-powered-by');
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app.enable('trust proxy');
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app.enable('strict routing');
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app.use(cors());
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app.use(express.static('public', { maxAge: '1y' }));
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app.use(requestLog);
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app.use(redirectLegacyURLs);
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app.all('/', (req, res) => {
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res.send("To infinity and beyond!");
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})
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app.use(
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'/browse',
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createApp(app => {
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app.enable('strict routing');
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app.get(
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'*/',
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noQuery(),
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validatePackagePathname,
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validatePackageName,
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validatePackageVersion,
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renderFolderBrowser,
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);
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app.get(
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'*',
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(req, res, next) => {
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res.redirect(req.path.replace("/browser", ""));
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}
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);
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})
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);
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// We need to route in this weird way because Express
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// doesn't have a way to route based on query params.
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const metadataApp = createApp(app => {
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app.enable('strict routing');
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app.get(
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'*/',
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allowQuery('meta'),
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validatePackagePathname,
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validatePackageName,
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validatePackageVersion,
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validateFilename,
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serveDirectoryMetadata
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);
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app.get(
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'*',
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allowQuery('meta'),
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validatePackagePathname,
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validatePackageName,
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validatePackageVersion,
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validateFilename,
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serveFileMetadata
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);
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});
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app.use((req, res, next) => {
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if (req.query.meta != null) {
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metadataApp(req, res);
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} else {
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next();
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}
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});
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// We need to route in this weird way because Express
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// doesn't have a way to route based on query params.
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const moduleApp = createApp(app => {
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app.enable('strict routing');
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app.get(
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'*',
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allowQuery('module'),
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validatePackagePathname,
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validatePackageName,
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validatePackageVersion,
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validateFilename,
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findEntry,
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serveModule
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);
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});
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app.use((req, res, next) => {
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if (req.query.module != null) {
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moduleApp(req, res);
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} else {
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next();
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}
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});
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// Send old */ requests to the new /browse UI.
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app.get('*/', noQuery(),
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validatePackagePathname,
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validatePackageName,
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validatePackageVersion,
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renderFolderBrowser
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);
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app.get(
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'*',
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noQuery(),
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validatePackagePathname,
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validatePackageName,
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validatePackageVersion,
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validateFilename,
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findEntry,
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serveFile
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);
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});
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}
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