support custom output public path

Author: SimulatedGREG

src/index.js

@@ -333,7 +333,7 @@ class MiniCssExtractPlugin {
                 'promises.push(installedCssChunks[chunkId] = new Promise(function(resolve, reject) {',
                 Template.indent([
                   `var href = ${linkHrefPath};`,
-                  `var fullhref = ${mainTemplate.requireFn}.p + href;`,
+                  `var fullhref = ${this.options.outputPublicPath ? `'${this.options.outputPublicPath}'` : `${mainTemplate.requireFn}.p`}  + href;`,
                   'if (fetchRTL) {',
                   Template.indent([
                     `fullhref = fullhref.replace(/\\.css/i, '.rtl.css');`,

src/options.json

@@ -1,6 +1,12 @@
 {
   "additionalProperties": true,
   "properties": {
+    "globalRTLFlag": {
+      "type": "string"
+    },
+    "outputPublicPath": {
+      "type": "string"
+    },
     "publicPath": {
       "anyOf": [
         {
@@ -10,9 +16,6 @@
           "instanceof": "Function"
         }
       ]
-    },
-    "globalRTLFlag": {
-      "type": "string"
     }
   },
   "errorMessages": {

test/manual/webpack.config.js

@@ -22,6 +22,7 @@ module.exports = {
       filename: '[name].client.css',
       chunkFilename: '[name].chunk.client.css',
       globalRTLFlag: 'rtlLanguageEnabled',
+      // outputPublicPath: '/bundles/css/',
     }),
     new WebpackRtlPlugin(),
   ],