added a new check for the markdown buttons to check dependency modules within the YML configs, updated the JS to check whether the asset-admin module is installed.

Author: fonsekaean

_config/editorconfig.yml

@@ -50,11 +50,13 @@ SilverStripers\markdown\forms\MarkdownEditorConfig:
           action: ssEmbed
           className: 'fa fa-play'
           title: 'Embed Media'
+          dependsOn: 'silverstripe/asset-admin'
       -
           name: image
           action: ssImage
           className: 'fa fa-picture-o'
           title: 'Insert Image'
+          dependsOn: 'silverstripe/asset-admin'
       - '|'
       -
           name: preview

client/dist/bundle.min.js

@@ -5,7 +5,7 @@ import ReactDOM from 'react-dom';
 
 import { ApolloProvider } from 'react-apollo';
 import { provideInjector } from 'lib/Injector';
-const InjectableInsertEmbedModal = provideInjector(window.InsertEmbedModal.default);
+const InjectableInsertEmbedModal = window.InsertEmbedModal ? provideInjector(window.InsertEmbedModal.default) : null;
 
 jQuery.entwine('ss', ($) => {
 
@@ -40,6 +40,9 @@ jQuery.entwine('ss', ($) => {
          * @private
          */
         _renderModal(show) {
+            if(!InjectableInsertEmbedModal) {
+                throw new Error('Embed is not supported, Install silverstripe/asset-admin');
+            }
             const handleHide = () => this.close();
             const handleInsert = (...args) => this._handleInsert(...args);
             const handleCreate = (...args) => this._handleCreate(...args);

client/src/entwine/Markdown_ssembed.js

@@ -4,7 +4,7 @@ import ReactDOM from 'react-dom';
 
 import { ApolloProvider } from 'react-apollo';
 import { provideInjector } from 'lib/Injector';
-const InjectableInsertMediaModal = provideInjector(window.InsertMediaModal.default);
+const InjectableInsertMediaModal = window.InsertMediaModal ? provideInjector(window.InsertMediaModal.default) : null;
 
 
 jQuery.entwine('ss', ($) => {
@@ -34,6 +34,9 @@ jQuery.entwine('ss', ($) => {
          * @private
          */
         _renderModal(show) {
+            if(!InjectableInsertMediaModal) {
+                throw new Error('Embed is not supported, Install silverstripe/asset-admin');
+            }
             const handleHide = () => this.close();
             const handleInsert = (...args) => this._handleInsert(...args);
             const store = window.ss.store;

client/src/entwine/Markdown_ssmedia.js

@@ -14,6 +14,7 @@
 use SilverStripe\Core\Config\Configurable;
 use SilverStripe\Core\Convert;
 use SilverStripe\Core\Injector\Injectable;
+use SilverStripe\Core\Manifest\ModuleLoader;
 use SilverStripe\Core\Manifest\ModuleResourceLoader;
 use SilverStripe\View\SSViewer;
 use SilverStripe\View\ThemeResourceLoader;
@@ -178,6 +179,22 @@ public function getEditorCSS()
         return $editor;
     }
 
+    /**
+     * @param $toolbar
+     * @return array
+     */
+    private function checkSettingsDependencies($toolbar)
+    {
+        $moduleLoader = ModuleLoader::inst();
+        $modules = array_keys($moduleLoader->getManifest()->getModules());
+        $approved = [];
+        foreach ($toolbar as $item) {
+            if(empty($item['dependsOn']) || (isset($item['dependsOn']) && in_array($item['dependsOn'], $modules))) {
+                $approved[] = $item;
+            }
+        }
+        return $approved;
+    }
 
     /**
      * @return array
@@ -196,7 +213,7 @@ public function getSettings()
         }
 
         return [
-            'toolbar'       => $toolbar,
+            'toolbar'       => $this->checkSettingsDependencies($toolbar),
             'editor_css'    => $this->getEditorCSS(),
             'identifier'	=> $this->getIdentifier()
         ];