[PWA-356] Magento Admin Warning Message (#26)

* Override filesystem check to be compatible with UPWARD

* Newline EOF

Author: tjwiebell

Model/System/Message/Security.php

@@ -0,0 +1,44 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+namespace Magento\UpwardConnector\Model\System\Message;
+
+use Magento\Store\Model\Store;
+
+class Security implements \Magento\Framework\Notification\MessageInterface
+{
+    /**
+     * @return string
+     */
+    public function getIdentity()
+    {
+        return 'security';
+    }
+
+    /**
+     * @return bool
+     */
+    public function isDisplayed()
+    {
+        return false;
+    }
+
+    /**
+     * @return \Magento\Framework\Phrase
+     */
+    public function getText()
+    {
+        return __('Security check not applicable to UPWARD');
+    }
+
+    /**
+     * @return int
+     */
+    public function getSeverity()
+    {
+        return \Magento\Framework\Notification\MessageInterface::SEVERITY_NOTICE;
+    }
+}

etc/adminhtml/di.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0"?>
+<!--
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+-->
+<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
+    <type name="Magento\Framework\Notification\MessageList">
+        <arguments>
+            <argument name="messages" xsi:type="array">
+                <item name="security" xsi:type="string">Magento\UpwardConnector\Model\System\Message\Security</item>
+            </argument>
+        </arguments>
+    </type>
+</config>