IBX-6856: Added view variable mime types for ezimage field type (#55)

* IBX-6856: Added view variable mime types for ezimage field type

https://issues.ibexa.co/browse/IBX-6856

* Added mime_types view variable

* added `image_extensions` to the FieldType forms

---------

Co-authored-by: konradoboza <[email protected]>

Author: ciastektk

src/lib/Form/Type/FieldType/ImageAssetFieldType.php

@@ -22,6 +22,7 @@
 use Symfony\Component\Form\FormBuilderInterface;
 use Symfony\Component\Form\FormInterface;
 use Symfony\Component\Form\FormView;
+use Symfony\Component\Mime\MimeTypesInterface;
 use Symfony\Component\OptionsResolver\OptionsResolver;
 use Symfony\Component\Validator\Constraints as Assert;
 
@@ -36,16 +37,18 @@ class ImageAssetFieldType extends AbstractType
     /** @var \Ibexa\ContentForms\ConfigResolver\MaxUploadSize */
     private $maxUploadSize;
 
-    /**
-     * @param \Ibexa\Contracts\Core\Repository\ContentService $contentService
-     * @param \Ibexa\Core\FieldType\ImageAsset\AssetMapper $mapper
-     * @param \Ibexa\ContentForms\ConfigResolver\MaxUploadSize $maxUploadSize
-     */
-    public function __construct(ContentService $contentService, AssetMapper $mapper, MaxUploadSize $maxUploadSize)
-    {
+    private MimeTypesInterface $mimeTypes;
+
+    public function __construct(
+        ContentService $contentService,
+        AssetMapper $mapper,
+        MaxUploadSize $maxUploadSize,
+        MimeTypesInterface $mimeTypes
+    ) {
         $this->contentService = $contentService;
         $this->maxUploadSize = $maxUploadSize;
         $this->assetMapper = $mapper;
+        $this->mimeTypes = $mimeTypes;
     }
 
     public function getName()
@@ -110,6 +113,15 @@ public function buildView(FormView $view, FormInterface $form, array $options)
             }
         }
 
+        $mimeTypes = $this->assetMapper
+            ->getAssetFieldDefinition()
+            ->getFieldSettings()['mimeTypes'] ?? [];
+
+        if (!empty($mimeTypes)) {
+            $view->vars['mime_types'] = $mimeTypes;
+            $view->vars['image_extensions'] = $this->getMimeTypesExtensions($mimeTypes);
+        }
+
         $view->vars['max_file_size'] = $this->getMaxFileSize();
     }
 
@@ -136,6 +148,21 @@ private function getMaxFileSize(): float
 
         return (float)$this->maxUploadSize->get();
     }
+
+    /**
+     * @param array<string> $mimeTypes
+     *
+     * @return array<string, array<string>>
+     */
+    private function getMimeTypesExtensions(array $mimeTypes): array
+    {
+        $extensions = [];
+        foreach ($mimeTypes as $mimeType) {
+            $extensions[$mimeType] = $this->mimeTypes->getExtensions($mimeType);
+        }
+
+        return $extensions;
+    }
 }
 
 class_alias(ImageAssetFieldType::class, 'EzSystems\EzPlatformContentForms\Form\Type\FieldType\ImageAssetFieldType');

src/lib/Form/Type/FieldType/ImageFieldType.php

@@ -15,13 +15,21 @@
 use Symfony\Component\Form\FormBuilderInterface;
 use Symfony\Component\Form\FormInterface;
 use Symfony\Component\Form\FormView;
+use Symfony\Component\Mime\MimeTypesInterface;
 use Symfony\Component\OptionsResolver\OptionsResolver;
 
 /**
  * Form Type representing ezimage field type.
  */
 class ImageFieldType extends AbstractType
 {
+    private MimeTypesInterface $mimeTypes;
+
+    public function __construct(MimeTypesInterface $mimeTypes)
+    {
+        $this->mimeTypes = $mimeTypes;
+    }
+
     public function getName()
     {
         return $this->getBlockPrefix();
@@ -58,6 +66,8 @@ public function buildView(FormView $view, FormInterface $form, array $options)
     {
         $view->vars += [
             'is_alternative_text_required' => $options['is_alternative_text_required'],
+            'mime_types' => $options['mime_types'],
+            'image_extensions' => $this->getMimeTypesExtensions($options['mime_types']),
         ];
     }
 
@@ -66,9 +76,28 @@ public function configureOptions(OptionsResolver $resolver)
         $resolver->setDefaults([
             'translation_domain' => 'ibexa_content_forms_fieldtype',
             'is_alternative_text_required' => false,
+            'mime_types' => [],
+            'image_extensions' => [],
         ]);
 
         $resolver->setAllowedTypes('is_alternative_text_required', 'bool');
+        $resolver->setAllowedTypes('mime_types', ['array']);
+        $resolver->setAllowedTypes('image_extensions', ['array']);
+    }
+
+    /**
+     * @param array<string> $mimeTypes
+     *
+     * @return array<string, array<string>>
+     */
+    private function getMimeTypesExtensions(array $mimeTypes): array
+    {
+        $extensions = [];
+        foreach ($mimeTypes as $mimeType) {
+            $extensions[$mimeType] = $this->mimeTypes->getExtensions($mimeType);
+        }
+
+        return $extensions;
     }
 }