warn the user they need to implement the RelationController bevior

wintercms · Oct 16, 2023 · 06fe760 · 06fe760
1 parent 402d2ba
commit 06fe760
Show file tree

Hide file tree

Showing 2 changed files with 10 additions and 0 deletions.
diff --git a/modules/backend/formwidgets/RelationManager.php b/modules/backend/formwidgets/RelationManager.php
@@ -2,8 +2,10 @@
 
 namespace Backend\FormWidgets;
 
+use ApplicationException;
 use Backend\Classes\FormField;
 use Backend\Classes\FormWidgetBase;
+use Lang;
 
 class RelationManager extends FormWidgetBase
 {
@@ -42,6 +44,13 @@ public function init(): void
 
     public function render()
     {
+        if (!$this->controller->isClassExtendedWith(\Backend\Behaviors\RelationController::class)) {
+            $error = Lang::get('backend::lang.relation.missing_behavior', [
+                'controller' => get_class($this->controller)
+            ]);
+            throw new ApplicationException($error);
+        }
+
         $options = [
             'readOnly' => $this->readOnly,
             'recordUrl' => $this->recordUrl,

diff --git a/modules/backend/lang/en/lang.php b/modules/backend/lang/en/lang.php
@@ -319,6 +319,7 @@
         'select_page' => 'Select a page...',
     ],
     'relation' => [
+        'missing_behavior' => 'You must implement the RelationController behavior in your :controller controller.',
         'missing_config' => "Relation behavior does not have any configuration for ':config'.",
         'missing_definition' => "Relation behavior does not contain a definition for ':field'.",
         'missing_model' => 'Relation behavior used in :class does not have a model defined.',