webpack.prod.conf.js

'use strict'
const path = require('path')
const utils = require('./utils')
const webpack = require('webpack')
const config = require('../config')
const merge = require('webpack-merge')
const baseWebpackConfig = require('./webpack.base.conf')
const CopyWebpackPlugin = require('copy-webpack-plugin')
const HtmlWebpackPlugin = require('html-webpack-plugin')
const ExtractTextPlugin = require('extract-text-webpack-plugin')
const OptimizeCSSPlugin = require('optimize-css-assets-webpack-plugin')
const UglifyJsPlugin = require('uglifyjs-webpack-plugin')
const multiHelper = require('./multi-helper')

const env = require('../config/prod.env')

const webpackConfig = merge(baseWebpackConfig, {
  entry: multiHelper.getEntry(),
  module: {
    rules: utils.styleLoaders({
      sourceMap: config.build.productionSourceMap,
      usePostCSS: true,
      extract: false
    })
  },
  devtool: config.build.productionSourceMap ? config.build.devtool : false,
  output: {
    path: config.build.assetsRoot,
    filename: '[name].js',
    publicPath: process.env.NODE_ENV === 'production'
      ? config.build.assetsPublicPath
      : config.dev.assetsPublicPath
  },
  plugins: multiHelper.generateTemplate(),
})
webpackConfig.plugins.push(// http://vuejs.github.io/vue-loader/en/workflow/production.html
  new webpack.DefinePlugin({
    'process.env': env
  }),
  new UglifyJsPlugin({
    uglifyOptions: {
      compress: {
        warnings: false,
        drop_console: true
      }
    },
    sourceMap: config.build.productionSourceMap,
    parallel: true
  }),
  // extract css into its own file
  new ExtractTextPlugin({
    filename: utils.assetsPath('css/[name].[contenthash].css'),
    // Setting the following option to `false` will not extract CSS from codesplit chunks.
    // Their CSS will instead be inserted dynamically with style-loader when the codesplit chunk has been loaded by webpack.
    // It's currently set to `true` because we are seeing that sourcemaps are included in the codesplit bundle as well when it's `false`,
    // increasing file size: https://github.com/vuejs-templates/webpack/issues/1110
    allChunks: true,
  }),
  // Compress extracted CSS. We are using this plugin so that possible
  // duplicated CSS from different components can be deduped.
  new OptimizeCSSPlugin({
    cssProcessorOptions: config.build.productionSourceMap
      ? { safe: true, map: { inline: false } }
      : { safe: true }
  }),
  // keep module.id stable when vendor modules does not change
  new webpack.HashedModuleIdsPlugin(),
  // enable scope hoisting
  new webpack.optimize.ModuleConcatenationPlugin(),
    new CopyWebpackPlugin([
        {
            from: path.resolve(__dirname, "../.htaccess"),
            to: path.resolve(__dirname, '../dist/.htaccess'),
            toType: 'file'
        }
    ])
);

if (config.build.productionGzip) {
  const CompressionWebpackPlugin = require('compression-webpack-plugin')

  webpackConfig.plugins.push(
    new CompressionWebpackPlugin({
      asset: '[path].gz[query]',
      algorithm: 'gzip',
      test: new RegExp(
        '\\.(' +
        config.build.productionGzipExtensions.join('|') +
        ')$'
      ),
      threshold: 10240,
      minRatio: 0.8
    })
  )
}

if (config.build.bundleAnalyzerReport) {
  const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin
  webpackConfig.plugins.push(new BundleAnalyzerPlugin())
}

module.exports = webpackConfig