Include caption metadatas in search type 2

lib/Alchemy/Phrasea/Controller/Api/V1Controller.php

@@ -1420,6 +1420,9 @@ class V1Controller extends Controller
                     'results.stories.records.status'
                 ]);
             }
+            else {
+                $includes[] = 'results.stories.caption_metadata';
+            }
 
             $includes = array_merge($includes, [
                 'results.records.subdefs',

lib/Alchemy/Phrasea/Search/StoryTransformer.php

@@ -18,7 +18,7 @@ class StoryTransformer extends TransformerAbstract
     /**
      * @var array
      */
-    protected $availableIncludes = ['thumbnail', 'metadatas', 'records'];
+    protected $availableIncludes = ['thumbnail', 'metadatas', 'records', 'caption_metadatas'];
 
     /**
      * @var array
@@ -77,6 +77,22 @@ class StoryTransformer extends TransformerAbstract
         return $this->collection($storyView->getChildren(), $this->recordTransformer);
     }
 
+    public function includeCaptionMetadatas(StoryView $storyView)
+    {
+        return $this->collection($storyView->getStory()->get_caption()->get_fields(), $this->getCaptionRecordTransformer());
+    }
+
+    private function getCaptionRecordTransformer()
+    {
+        return function (\caption_field $captionField) {
+            return [
+                'meta_structure_id' => $captionField->get_meta_struct_id(),
+                'name' => $captionField->get_name(),
+                'value' => $captionField->get_serialized_values(';')
+            ];
+        };
+    }
+
     /**
      * @return \Closure
      */