mirror of
https://github.com/overleaf/overleaf.git
synced 2024-11-21 20:47:08 -05:00
354 lines
10 KiB
JavaScript
354 lines
10 KiB
JavaScript
const path = require('path')
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const glob = require('glob')
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const webpack = require('webpack')
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const CopyPlugin = require('copy-webpack-plugin')
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const WebpackAssetsManifest = require('webpack-assets-manifest')
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const MiniCssExtractPlugin = require('mini-css-extract-plugin')
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const PackageVersions = require('./app/src/infrastructure/PackageVersions')
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// Generate a hash of entry points, including modules
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const entryPoints = {
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serviceWorker: './frontend/js/serviceWorker.js',
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main: './frontend/js/main.js',
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ide: './frontend/js/ide.js',
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marketing: './frontend/js/marketing.js',
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style: './frontend/stylesheets/style.less',
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'ieee-style': './frontend/stylesheets/ieee-style.less',
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'light-style': './frontend/stylesheets/light-style.less',
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}
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// Add entrypoints for each "page"
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glob
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.sync(path.join(__dirname, 'modules/*/frontend/js/pages/**/*.js'))
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.forEach(page => {
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// in: /workspace/services/web/modules/foo/frontend/js/pages/bar.js
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// out: modules/foo/pages/bar
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const name = path
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.relative(__dirname, page)
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.replace(/frontend[/]js[/]/, '')
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.replace(/.js$/, '')
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entryPoints[name] = './' + path.relative(__dirname, page)
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})
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glob.sync(path.join(__dirname, 'frontend/js/pages/**/*.js')).forEach(page => {
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// in: /workspace/services/web/frontend/js/pages/marketing/homepage.js
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// out: pages/marketing/homepage
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const name = path
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.relative(path.join(__dirname, 'frontend/js/'), page)
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.replace(/.js$/, '')
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entryPoints[name] = './' + path.relative(__dirname, page)
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})
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function getModuleDirectory(moduleName) {
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const entrypointPath = require.resolve(moduleName)
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const suffix = `node_modules/${moduleName}`
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const idx = entrypointPath.indexOf(suffix)
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if (idx === -1) {
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throw new Error(`could not find Node module: ${moduleName}`)
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}
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return entrypointPath.slice(0, idx + suffix.length)
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}
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const mathjaxDir = getModuleDirectory('mathjax')
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const aceDir = getModuleDirectory('ace-builds')
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const pdfjsVersions = ['pdfjs-dist210', 'pdfjs-dist213']
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const vendorDir = path.join(__dirname, 'frontend/js/vendor')
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module.exports = {
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// Defines the "entry point(s)" for the application - i.e. the file which
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// bootstraps the application
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entry: entryPoints,
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// Define where and how the bundle will be output to disk
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// Note: webpack-dev-server does not write the bundle to disk, instead it is
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// kept in memory for speed
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output: {
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path: path.join(__dirname, 'public'),
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publicPath: '/',
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// By default write into js directory
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filename: 'js/[name].js',
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// Output as UMD bundle (allows main JS to import with CJS, AMD or global
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// style code bundles
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libraryTarget: 'umd',
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// Name the exported variable from output bundle
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library: ['Frontend', '[name]'],
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},
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// Define how file types are handled by webpack
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module: {
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rules: [
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{
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// Pass application JS/TS files through babel-loader, compiling to ES5
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test: /\.[j|t]sx?$/,
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// Only compile application files (npm and vendored dependencies are in
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// ES5 already)
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exclude: [/node_modules\/(?!react-dnd\/)/, vendorDir],
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use: [
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{
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loader: 'babel-loader',
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options: {
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// Configure babel-loader to cache compiled output so that
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// subsequent compile runs are much faster
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cacheDirectory: true,
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configFile: path.join(__dirname, './babel.config.json'),
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},
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},
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],
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},
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{
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// Wrap worker scripts in a Web Worker
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test: /\.worker\.js$/,
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use: [
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{
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loader: 'worker-loader',
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options: {
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// Write into js directory (note: customising this is not possible
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// with pdfjs-dist/webpack auto loader)
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name: 'js/[name].[contenthash].js',
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// Override dynamically-set publicPath to explicitly use root.
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// This prevents a security problem where the Worker - normally
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// loaded from a CDN - has cross-origin issues, by forcing it to not
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// be loaded from the CDN
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publicPath: '/',
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},
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},
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],
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},
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{
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test: /serviceWorker.js$/,
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use: [
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{
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loader: 'worker-loader',
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options: {
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name: 'serviceWorker.js',
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},
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},
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],
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},
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{
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// Pass Less files through less-loader/css-loader/mini-css-extract-
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// plugin (note: run in reverse order)
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test: /\.less$/,
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use: [
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// Allows the CSS to be extracted to a separate .css file
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{ loader: MiniCssExtractPlugin.loader },
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// Resolves any CSS dependencies (e.g. url())
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{ loader: 'css-loader' },
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{
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// Runs autoprefixer on CSS via postcss
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loader: 'postcss-loader',
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options: {
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// Uniquely identifies the postcss plugin (required by webpack)
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ident: 'postcss',
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plugins: [require('autoprefixer')],
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},
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},
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// Compiles the Less syntax to CSS
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{ loader: 'less-loader' },
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],
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},
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{
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// Pass CSS files through css-loader & mini-css-extract-plugin (note: run in reverse order)
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test: /\.css$/i,
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use: [MiniCssExtractPlugin.loader, 'css-loader'],
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},
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{
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// Load fonts
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test: /\.(woff|woff2)$/,
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use: [
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{
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loader: 'file-loader',
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options: {
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// Output to public/font
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outputPath: 'fonts',
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publicPath: '/fonts/',
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name: '[name].[ext]',
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},
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},
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],
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},
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{
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// Load images (static files)
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test: /\.(svg|gif|png|jpg|pdf)$/,
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use: [
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{
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loader: 'file-loader',
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options: {
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// Output to public/images
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outputPath: 'images',
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publicPath: '/images/',
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name: '[name].[ext]',
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},
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},
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],
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},
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{
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// These options are necessary for handlebars to have access to helper
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// methods
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test: /\.handlebars$/,
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loader: 'handlebars-loader',
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options: {
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compat: true,
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knownHelpersOnly: false,
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runtimePath: 'handlebars/runtime',
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},
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},
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{
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// Load translations files with custom loader, to extract and apply
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// fallbacks
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test: /locales\/(\w{2}(-\w{2})?)\.json$/,
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use: [
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{
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loader: path.join(__dirname, 'frontend/translations-loader.js'),
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},
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],
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},
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// Allow for injection of modules dependencies by reading contents of
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// modules directory and adding necessary dependencies
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{
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test: path.join(__dirname, 'modules/modules-main.js'),
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use: [
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{
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loader: 'val-loader',
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},
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],
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},
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{
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test: path.join(__dirname, 'modules/modules-ide.js'),
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use: [
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{
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loader: 'val-loader',
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},
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],
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},
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{
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// Expose jQuery and $ global variables
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test: require.resolve('jquery'),
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use: [
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{
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loader: 'expose-loader',
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options: 'jQuery',
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},
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{
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loader: 'expose-loader',
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options: '$',
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},
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],
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},
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{
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// Expose angular global variable
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test: require.resolve('angular'),
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use: [
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{
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loader: 'expose-loader',
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options: 'angular',
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},
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],
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},
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],
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},
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resolve: {
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alias: {
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// Aliases for AMD modules
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// Enables ace/ace shortcut
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ace: 'ace-builds/src-noconflict',
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// fineupload vendored dependency (which we're aliasing to fineuploadER
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// for some reason)
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fineuploader: path.join(
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__dirname,
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`frontend/js/vendor/libs/${PackageVersions.lib('fineuploader')}`
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),
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},
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symlinks: false,
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extensions: ['.js', '.jsx', '.ts', '.tsx', '.json'],
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},
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// Split out files into separate (derived) bundles if they are shared between
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// multiple (explicit) bundles, according to some webpack heuristics
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optimization: {
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splitChunks: {
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chunks: 'all',
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},
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},
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plugins: [
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// Generate a manifest.json file which is used by the backend to map the
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// base filenames to the generated output filenames
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new WebpackAssetsManifest({
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entrypoints: true,
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publicPath: true,
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}),
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// Prevent moment from loading (very large) locale files that aren't used
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new webpack.IgnorePlugin({
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resourceRegExp: /^\.\/locale$/,
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contextRegExp: /moment$/,
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}),
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// Copy the required files for loading MathJax from MathJax NPM package
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new CopyPlugin(
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[
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{ from: 'MathJax.js', to: 'js/libs/mathjax' },
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{ from: 'config/**/*', to: 'js/libs/mathjax' },
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{ from: 'extensions/**/*', to: 'js/libs/mathjax' },
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{ from: 'localization/en/**/*', to: 'js/libs/mathjax' },
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{ from: 'jax/output/HTML-CSS/fonts/TeX/**/*', to: 'js/libs/mathjax' },
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{ from: 'jax/output/HTML-CSS/**/*.js', to: 'js/libs/mathjax' },
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{ from: 'jax/element/**/*', to: 'js/libs/mathjax' },
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{ from: 'jax/input/**/*', to: 'js/libs/mathjax' },
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{ from: 'fonts/HTML-CSS/TeX/woff/*', to: 'js/libs/mathjax' },
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],
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{
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context: mathjaxDir,
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}
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),
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new CopyPlugin(
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[
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{
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from: 'libs/sigma-master',
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to: 'js/libs/sigma-master',
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},
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],
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{
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context: vendorDir,
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}
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),
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new CopyPlugin(
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[
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{
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from: 'src-min-noconflict',
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to: `js/ace-${PackageVersions.version.ace}/`,
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},
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],
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{
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context: aceDir,
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}
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),
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new CopyPlugin([
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...pdfjsVersions.flatMap(version => {
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const dir = getModuleDirectory(version)
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// Copy CMap files (used to provide support for non-Latin characters)
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// and static images from pdfjs-dist package to build output.
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return [
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{ from: `${dir}/cmaps`, to: `js/${version}/cmaps` },
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{
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from: `${dir}/legacy/web/images`,
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to: `images/${version}`,
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},
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]
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}),
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]),
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],
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}
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