make "public path" configurable at run time

index.js

+import "./public-path.js"
 import * as monaco from 'monaco-editor';
 
+
 self.MonacoEnvironment = {
 	getWorkerUrl: function (moduleId, label) {
 		if (label === 'json') {
-			return './json.worker.bundle.js';
+			return window.monacoEditorWebPackResourceBaseUrl + './json.worker.bundle.js';
 		}
 		if (label === 'css') {
-			return './css.worker.bundle.js';
+			return window.monacoEditorWebPackResourceBaseUrl + './css.worker.bundle.js';
 		}
 		if (label === 'html') {
-			return './html.worker.bundle.js';
+			return window.monacoEditorWebPackResourceBaseUrl + './html.worker.bundle.js';
 		}
 		if (label === 'typescript' || label === 'javascript') {
-			return './ts.worker.bundle.js';
+			return window.monacoEditorWebPackResourceBaseUrl + './ts.worker.bundle.js';
 		}
-		return './editor.worker.bundle.js';
+		return window.monacoEditorWebPackResourceBaseUrl + './editor.worker.bundle.js';
 	}
 }

public-path.js

+/* In the script on ERP5 we'll set this monacoEditorWebPackResourceBaseUrl to
+ * portal_url before loading monaco.  This way the relative paths are resolved
+ * properly in ERP5 ( where a <base href=" is set ) and in the ZMI where no
+ * base is set.  */
+__webpack_public_path__ = window.monacoEditorWebPackResourceBaseUrl;
+

webpack.config.js

@@ -14,7 +14,7 @@ module.exports = {
 	output: {
 		globalObject: 'self',
 		filename: '[name].bundle.js',
-		path: path.resolve(__dirname, 'dist')
+		path: path.resolve(__dirname, 'dist'),
 	},
 	module: {
 		rules: [{