hometown/config/webpack/production.js
2018-07-14 03:56:41 +02:00

129 lines
3.7 KiB
JavaScript

// Note: You must restart bin/webpack-dev-server for changes to take effect
const merge = require('webpack-merge');
const UglifyJsPlugin = require('uglifyjs-webpack-plugin');
const CompressionPlugin = require('compression-webpack-plugin');
const sharedConfig = require('./shared.js');
const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin;
const OfflinePlugin = require('offline-plugin');
const { publicPath } = require('./configuration.js');
const path = require('path');
const { URL } = require('whatwg-url');
let compressionAlgorithm;
try {
const zopfli = require('node-zopfli');
compressionAlgorithm = (content, options, fn) => {
zopfli.gzip(content, options, fn);
};
} catch (error) {
compressionAlgorithm = 'gzip';
}
let attachmentHost;
if (process.env.S3_ENABLED === 'true') {
if (process.env.S3_CLOUDFRONT_HOST) {
attachmentHost = process.env.S3_CLOUDFRONT_HOST;
} else {
attachmentHost = process.env.S3_HOSTNAME || `s3-${process.env.S3_REGION || 'us-east-1'}.amazonaws.com`;
}
} else if (process.env.SWIFT_ENABLED === 'true') {
const { host } = new URL(process.env.SWIFT_OBJECT_URL);
attachmentHost = host;
} else {
attachmentHost = null;
}
module.exports = merge(sharedConfig, {
mode: 'production',
output: {
filename: '[name]-[chunkhash].js',
chunkFilename: '[name]-[chunkhash].js',
},
devtool: 'source-map', // separate sourcemap file, suitable for production
stats: 'normal',
optimization: {
minimize: true,
minimizer: [
new UglifyJsPlugin({
sourceMap: true,
uglifyOptions: {
mangle: true,
compress: {
warnings: false,
},
output: {
comments: false,
},
},
}),
],
},
plugins: [
new CompressionPlugin({
asset: '[path].gz[query]',
algorithm: compressionAlgorithm,
test: /\.(js|css|html|json|ico|svg|eot|otf|ttf)$/,
}),
new BundleAnalyzerPlugin({ // generates report.html and stats.json
analyzerMode: 'static',
generateStatsFile: true,
statsOptions: {
// allows usage with http://chrisbateman.github.io/webpack-visualizer/
chunkModules: true,
},
openAnalyzer: false,
logLevel: 'silent', // do not bother Webpacker, who runs with --json and parses stdout
}),
new OfflinePlugin({
publicPath: publicPath, // sw.js must be served from the root to avoid scope issues
caches: {
main: [':rest:'],
additional: [':externals:'],
optional: [
'**/locale_*.js', // don't fetch every locale; the user only needs one
'**/*_polyfills-*.js', // the user may not need polyfills
'**/*.woff2', // the user may have system-fonts enabled
// images/audio can be cached on-demand
'**/*.png',
'**/*.jpg',
'**/*.jpeg',
'**/*.svg',
'**/*.mp3',
'**/*.ogg',
],
},
externals: [
'/emoji/1f602.svg', // used for emoji picker dropdown
'/emoji/sheet_10.png', // used in emoji-mart
],
excludes: [
'**/*.gz',
'**/*.map',
'stats.json',
'report.html',
// any browser that supports ServiceWorker will support woff2
'**/*.eot',
'**/*.ttf',
'**/*-webfont-*.svg',
'**/*.woff',
],
ServiceWorker: {
entry: `imports-loader?ATTACHMENT_HOST=>${encodeURIComponent(JSON.stringify(attachmentHost))}!${encodeURI(path.join(__dirname, '../../app/javascript/mastodon/service_worker/entry.js'))}`,
cacheName: 'mastodon',
output: '../assets/sw.js',
publicPath: '/sw.js',
minify: true,
},
}),
],
});