Fix wysiwyg and variables button functionality

Author: avstudnitz

src/Plugin/WysiwygConfigPlugin.php

@@ -0,0 +1,49 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * integer_net Magento Module
+ *
+ * @category   IntegerNet\ConfigurableWysiwyg\Plugin
+ * @package    WysiwygConfigPlugin
+ * @copyright  Copyright (c) 2022 integer_net GmbH (http://www.integer-net.de/)
+ * @author     Andreas von Studnitz <avs@integer-net.de>
+ */
+
+namespace IntegerNet\ConfigurableWysiwyg\Plugin;
+
+use Magento\Cms\Model\Wysiwyg\Config;
+use Magento\Framework\App\Config\ScopeConfigInterface;
+use Magento\Framework\Data\Wysiwyg\ConfigProviderInterface;
+
+class WysiwygConfigPlugin
+{
+    /**
+     * @var ScopeConfigInterface
+     */
+    private $scopeConfig;
+
+    public function __construct(
+        ScopeConfigInterface $scopeConfig
+    ) {
+        $this->scopeConfig = $scopeConfig;
+    }
+
+    public function beforeGetConfig(
+        \Magento\Cms\Model\Wysiwyg\Config $subject,
+        $data = []
+    ) {
+        if (isset($data['add_variables'])) {
+            $data['add_variables'] = $this->scopeConfig->isSetFlag('cms/wysiwyg/add_variable');
+        }
+        if (isset($data['add_widgets'])) {
+            $data['add_widgets'] = $this->scopeConfig->isSetFlag('cms/wysiwyg/add_widget');
+        }
+        if (isset($data['add_images'])) {
+            $data['add_images'] = $this->scopeConfig->isSetFlag('cms/wysiwyg/add_image');
+        }
+
+        return [$data];
+    }
+}

src/etc/adminhtml/di.xml

@@ -9,6 +9,10 @@
         <plugin name="integernet-configurable-wysiwyg"
                 type="IntegerNet\ConfigurableWysiwyg\Plugin\WysiwygConfigProviderPlugin" sortOrder="10"/>
     </type>
+    <type name="Magento\Cms\Model\Wysiwyg\Config">
+        <plugin name="integernet-configurable-wysiwyg"
+                type="IntegerNet\ConfigurableWysiwyg\Plugin\WysiwygConfigPlugin" sortOrder="10"/>
+    </type>
 
     <type name="IntegerNet\ConfigurableWysiwyg\Plugin\WysiwygConfigProviderPlugin">
         <arguments>