Client: Added top banner for minimazed js files

packages/client/webpack.config.js

@@ -32,6 +32,7 @@ const ModuleFederationPlugin =
 const DefinePlugin = require("webpack").DefinePlugin;
 const BundleAnalyzerPlugin =
   require("webpack-bundle-analyzer").BundleAnalyzerPlugin;
+const BannerPlugin = require("webpack").BannerPlugin;
 
 const ExternalTemplateRemotesPlugin = require("external-remotes-plugin");
 const TerserPlugin = require("terser-webpack-plugin");
@@ -290,6 +291,18 @@ const config = {
   ],
 };
 
+const getBuildDate = () => {
+  const timeElapsed = Date.now();
+  const today = new Date(timeElapsed);
+  return JSON.stringify(today.toISOString().split(".")[0] + "Z");
+};
+
+const getBuildYear = () => {
+  const timeElapsed = Date.now();
+  const today = new Date(timeElapsed);
+  return today.getFullYear();
+};
+
 module.exports = (env, argv) => {
   config.devtool = "source-map";
 
@@ -298,7 +311,16 @@ module.exports = (env, argv) => {
     config.optimization = {
       splitChunks: { chunks: "all" },
       minimize: !env.minimize,
-      minimizer: [new TerserPlugin()],
+      minimizer: [
+        new TerserPlugin({
+          terserOptions: {
+            format: {
+              comments: /\*\s*\(c\)\s+Copyright\s+Ascensio\s+System\s+SIA/i,
+            },
+          },
+          extractComments: false,
+        }),
+      ],
     };
   }
 
@@ -384,13 +406,11 @@ module.exports = (env, argv) => {
 
   config.plugins.push(new HtmlWebpackPlugin(htmlTemplate));
 
+  const BUILD_AT = DefinePlugin.runtimeValue(getBuildDate, true);
+
   const defines = {
     VERSION: JSON.stringify(version),
-    BUILD_AT: DefinePlugin.runtimeValue(function () {
+    BUILD_AT,
-      const timeElapsed = Date.now();
-      const today = new Date(timeElapsed);
-      return JSON.stringify(today.toISOString().split(".")[0] + "Z");
-    }, true),
     IS_PERSONAL: env.personal || false,
   };
 
@@ -400,5 +420,18 @@ module.exports = (env, argv) => {
     config.plugins.push(new BundleAnalyzerPlugin());
   }
 
+  config.plugins.push(
+    new BannerPlugin({
+      raw: true,
+      banner: `/*
+* (c) Copyright Ascensio System SIA 2009-${getBuildYear()}. All rights reserved
+*
+* https://www.onlyoffice.com/
+*
+* Version: ${version} (build: ${getBuildDate()})
+*/`,
+    }),
+  );
+
   return config;
 };