397 lines
14 KiB
JavaScript
397 lines
14 KiB
JavaScript
/* global __dirname */
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const CircularDependencyPlugin = require('circular-dependency-plugin');
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const fs = require('fs');
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const { join } = require('path');
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const process = require('process');
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const webpack = require('webpack');
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const { BundleAnalyzerPlugin } = require('webpack-bundle-analyzer');
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/**
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* The URL of the Jitsi Meet deployment to be proxy to in the context of
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* development with webpack-dev-server.
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*/
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const devServerProxyTarget
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= process.env.WEBPACK_DEV_SERVER_PROXY_TARGET || 'https://alpha.jitsi.net';
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/**
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* Build a Performance configuration object for the given size.
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* See: https://webpack.js.org/configuration/performance/
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*
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* @param {Object} options - options for the bundles configuration.
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* @param {boolean} options.analyzeBundle - whether the bundle needs to be analyzed for size.
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* @param {boolean} options.minimize - whether the code should be minimized or not.
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* @param {number} size - the size limit to apply.
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* @returns {Object} a performance hints object.
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*/
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function getPerformanceHints(options, size) {
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const { analyzeBundle, minimize } = options;
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return {
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hints: minimize && !analyzeBundle ? 'error' : false,
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maxAssetSize: size,
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maxEntrypointSize: size
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};
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}
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/**
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* Build a BundleAnalyzerPlugin plugin instance for the given bundle name.
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*
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* @param {boolean} analyzeBundle - whether the bundle needs to be analyzed for size.
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* @param {string} name - the name of the bundle.
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* @returns {Array} a configured list of plugins.
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*/
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function getBundleAnalyzerPlugin(analyzeBundle, name) {
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if (!analyzeBundle) {
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return [];
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}
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return [ new BundleAnalyzerPlugin({
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analyzerMode: 'disabled',
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generateStatsFile: true,
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statsFilename: `${name}-stats.json`
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}) ];
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}
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/**
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* Determines whether a specific (HTTP) request is to bypass the proxy of
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* webpack-dev-server (i.e. is to be handled by the proxy target) and, if not,
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* which local file is to be served in response to the request.
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*
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* @param {Object} request - The (HTTP) request received by the proxy.
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* @returns {string|undefined} If the request is to be served by the proxy
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* target, undefined; otherwise, the path to the local file to be served.
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*/
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function devServerProxyBypass({ path }) {
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if (path.startsWith('/css/')
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|| path.startsWith('/doc/')
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|| path.startsWith('/fonts/')
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|| path.startsWith('/images/')
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|| path.startsWith('/lang/')
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|| path.startsWith('/sounds/')
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|| path.startsWith('/static/')
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|| path.endsWith('.wasm')) {
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return path;
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}
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if (path.startsWith('/libs/')) {
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if (path.endsWith('.min.js') && !fs.existsSync(join(process.cwd(), path))) {
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return path.replace('.min.js', '.js');
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}
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return path;
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}
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}
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/**
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* The base Webpack configuration to bundle the JavaScript artifacts of
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* jitsi-meet such as app.bundle.js and external_api.js.
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*
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* @param {Object} options - options for the bundles configuration.
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* @param {boolean} options.detectCircularDeps - whether to detect circular dependencies or not.
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* @param {boolean} options.minimize - whether the code should be minimized or not.
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* @returns {Object} the base config object.
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*/
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function getConfig(options = {}) {
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const { detectCircularDeps, minimize } = options;
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return {
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devtool: 'source-map',
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mode: minimize ? 'production' : 'development',
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module: {
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rules: [ {
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// Transpile ES2015 (aka ES6) to ES5. Accept the JSX syntax by React
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// as well.
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loader: 'babel-loader',
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options: {
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// Avoid loading babel.config.js, since we only use it for React Native.
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configFile: false,
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// XXX The require.resolve bellow solves failures to locate the
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// presets when lib-jitsi-meet, for example, is npm linked in
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// jitsi-meet.
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plugins: [
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require.resolve('@babel/plugin-proposal-export-default-from')
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],
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presets: [
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[
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require.resolve('@babel/preset-env'),
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// Tell babel to avoid compiling imports into CommonJS
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// so that webpack may do tree shaking.
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{
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modules: false,
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// Specify our target browsers so no transpiling is
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// done unnecessarily. For browsers not specified
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// here, the ES2015+ profile will be used.
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targets: {
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chrome: 80,
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electron: 10,
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firefox: 68,
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safari: 14
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}
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}
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],
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require.resolve('@babel/preset-flow'),
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require.resolve('@babel/preset-react')
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]
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},
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test: /\.jsx?$/
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}, {
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// TODO: get rid of this.
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// Expose jquery as the globals $ and jQuery because it is expected
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// to be available in such a form by lib-jitsi-meet.
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loader: 'expose-loader',
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options: {
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exposes: [ '$', 'jQuery' ]
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},
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test: require.resolve('jquery')
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}, {
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// Allow CSS to be imported into JavaScript.
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test: /\.css$/,
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use: [
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'style-loader',
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'css-loader'
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]
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}, {
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test: /\/node_modules\/@atlaskit\/modal-dialog\/.*\.js$/,
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resolve: {
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alias: {
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'react-focus-lock': `${__dirname}/react/features/base/util/react-focus-lock-wrapper.js`,
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'../styled/Modal': `${__dirname}/react/features/base/dialog/components/web/ThemedDialog.js`
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}
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}
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}, {
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test: /\/react\/features\/base\/util\/react-focus-lock-wrapper.js$/,
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resolve: {
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alias: {
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'react-focus-lock': `${__dirname}/node_modules/react-focus-lock`
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}
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}
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}, {
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test: /\.svg$/,
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use: [ {
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loader: '@svgr/webpack',
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options: {
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dimensions: false,
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expandProps: 'start'
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}
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} ]
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}, {
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test: /\.tsx?$/,
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exclude: /node_modules/,
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loader: 'ts-loader'
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} ]
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},
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node: {
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// Allow the use of the real filename of the module being executed. By
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// default Webpack does not leak path-related information and provides a
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// value that is a mock (/index.js).
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__filename: true
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},
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optimization: {
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concatenateModules: minimize,
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minimize
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},
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output: {
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filename: `[name]${minimize ? '.min' : ''}.js`,
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path: `${__dirname}/build`,
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publicPath: '/libs/',
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sourceMapFilename: '[file].map'
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},
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plugins: [
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detectCircularDeps
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&& new CircularDependencyPlugin({
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allowAsyncCycles: false,
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exclude: /node_modules/,
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failOnError: false
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})
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].filter(Boolean),
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resolve: {
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alias: {
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'focus-visible': 'focus-visible/dist/focus-visible.min.js'
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},
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aliasFields: [
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'browser'
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],
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extensions: [
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'.web.js',
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// Typescript:
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'.tsx',
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'.ts',
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// Webpack defaults:
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'.js',
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'.json'
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],
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fallback: {
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// Provide some empty Node modules (required by AtlasKit, olm).
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crypto: false,
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fs: false,
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path: false,
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process: false
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}
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}
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};
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}
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/**
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* Helper function to build the dev server config. It's necessary to split it in
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* Webpack 5 because only one devServer entry is supported, so we attach it to
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* the main bundle.
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*
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* @returns {Object} the dev server configuration.
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*/
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function getDevServerConfig() {
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return {
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client: {
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overlay: {
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errors: true,
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warnings: false
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}
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},
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host: '127.0.0.1',
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hot: true,
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proxy: {
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'/': {
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bypass: devServerProxyBypass,
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secure: false,
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target: devServerProxyTarget,
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headers: {
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'Host': new URL(devServerProxyTarget).host
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}
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}
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},
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server: 'https',
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static: {
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directory: process.cwd()
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}
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};
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}
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module.exports = (_env, argv) => {
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const analyzeBundle = Boolean(process.env.ANALYZE_BUNDLE);
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const mode = typeof argv.mode === 'undefined' ? 'production' : argv.mode;
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const isProduction = mode === 'production';
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const configOptions = {
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detectCircularDeps: Boolean(process.env.DETECT_CIRCULAR_DEPS) || !isProduction,
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minimize: isProduction
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};
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const config = getConfig(configOptions);
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const perfHintOptions = {
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analyzeBundle,
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minimize: isProduction
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};
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return [
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Object.assign({}, config, {
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entry: {
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'app.bundle': './app.js'
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},
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devServer: isProduction ? {} : getDevServerConfig(),
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plugins: [
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...config.plugins,
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...getBundleAnalyzerPlugin(analyzeBundle, 'app'),
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new webpack.IgnorePlugin({
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resourceRegExp: /^canvas$/,
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contextRegExp: /resemblejs$/
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}),
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new webpack.IgnorePlugin({
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resourceRegExp: /^\.\/locale$/,
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contextRegExp: /moment$/
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}),
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new webpack.ProvidePlugin({
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process: 'process/browser'
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})
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],
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performance: getPerformanceHints(perfHintOptions, 4 * 1024 * 1024)
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}),
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Object.assign({}, config, {
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entry: {
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'alwaysontop': './react/features/always-on-top/index.js'
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},
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plugins: [
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...config.plugins,
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...getBundleAnalyzerPlugin(analyzeBundle, 'alwaysontop')
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],
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performance: getPerformanceHints(perfHintOptions, 800 * 1024)
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}),
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Object.assign({}, config, {
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entry: {
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'dial_in_info_bundle': './react/features/invite/components/dial-in-info-page'
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},
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plugins: [
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...config.plugins,
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...getBundleAnalyzerPlugin(analyzeBundle, 'dial_in_info'),
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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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],
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performance: getPerformanceHints(perfHintOptions, 500 * 1024)
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}),
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Object.assign({}, config, {
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entry: {
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'do_external_connect': './connection_optimization/do_external_connect.js'
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},
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plugins: [
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...config.plugins,
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...getBundleAnalyzerPlugin(analyzeBundle, 'do_external_connect')
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],
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performance: getPerformanceHints(perfHintOptions, 5 * 1024)
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}),
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Object.assign({}, config, {
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entry: {
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'analytics-ga': './react/features/analytics/handlers/GoogleAnalyticsHandler.js'
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},
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plugins: [
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...config.plugins,
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...getBundleAnalyzerPlugin(analyzeBundle, 'analytics-ga')
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],
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performance: getPerformanceHints(perfHintOptions, 5 * 1024)
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}),
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Object.assign({}, config, {
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entry: {
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'close3': './static/close3.js'
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},
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plugins: [
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...config.plugins,
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...getBundleAnalyzerPlugin(analyzeBundle, 'close3')
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],
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performance: getPerformanceHints(perfHintOptions, 128 * 1024)
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}),
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Object.assign({}, config, {
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entry: {
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'external_api': './modules/API/external/index.js'
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},
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output: Object.assign({}, config.output, {
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library: 'JitsiMeetExternalAPI',
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libraryTarget: 'umd'
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}),
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plugins: [
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...config.plugins,
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...getBundleAnalyzerPlugin(analyzeBundle, 'external_api')
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],
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performance: getPerformanceHints(perfHintOptions, 35 * 1024)
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}),
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Object.assign({}, config, {
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entry: {
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'face-landmarks-worker': './react/features/face-landmarks/faceLandmarksWorker.js'
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},
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plugins: [
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...config.plugins,
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...getBundleAnalyzerPlugin(analyzeBundle, 'face-landmarks-worker')
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],
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performance: getPerformanceHints(perfHintOptions, 1024 * 1024 * 1.5)
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})
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];
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};
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