magento-commerce/magento2-login-as-customer#172: Persistent banner is not shown when admin is logged in as customer.

Author: engcom-Foxtrot

app/code/Magento/LoginAsCustomerFrontendUi/etc/frontend/di.xml

@@ -6,6 +6,13 @@
  */
 -->
 <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
+    <type name="Magento\Customer\CustomerData\SectionPoolInterface">
+        <arguments>
+            <argument name="sectionSourceMap" xsi:type="array">
+                <item name="loggedAsCustomer" xsi:type="string">Magento\LoginAsCustomerFrontendUi\CustomerData\LoginAsCustomerUi</item>
+            </argument>
+        </arguments>
+    </type>
     <type name="Magento\Framework\App\ActionInterface">
         <plugin name="invalidate_expired_session_plugin"
                 type="Magento\LoginAsCustomerFrontendUi\Plugin\InvalidateExpiredSessionPlugin"/>

app/code/Magento/LoginAsCustomerFrontendUi/view/frontend/web/js/view/loginAsCustomer.js

@@ -5,10 +5,11 @@
 
 define([
     'jquery',
+    'underscore',
     'uiComponent',
     'Magento_Customer/js/customer-data',
     'mage/translate'
-], function ($, Component, customer) {
+], function ($, _, Component, customer) {
     'use strict';
 
     return Component.extend({
@@ -63,8 +64,8 @@ define([
 
             if (this.fullname !== undefined && this.websiteName !== undefined) {
                 this.notificationText($.mage.__('You are connected as <strong>%1</strong> on %2')
-                    .replace('%1', this.fullname)
-                    .replace('%2', this.websiteName));
+                    .replace('%1', _.escape(this.fullname))
+                    .replace('%2', _.escape(this.websiteName)));
             }
         }
     });