Fixed broken attachment image in Flex Objects Admin when destination: self@ used [#3225]

CHANGELOG.md

@@ -32,6 +32,7 @@
     * Fixed `<meta name="flattr:*" content="*">` to use name instead property [#3010](https://github.com/getgrav/grav/pull/3010)
     * Fixed behavior of opposite filters in `Pages::getCollection()` to match Grav 1.6 [#3216](https://github.com/getgrav/grav/pull/3216)
     * Fixed modular content with missing template file ending up using non-modular template [#3218](https://github.com/getgrav/grav/issues/3218)
+    * Fixed broken attachment image in Flex Objects Admin when `destination: self@` used [#3225](https://github.com/getgrav/grav/issues/3225)
 
 # v1.7.5
 ## 02/01/2021

system/src/Grav/Common/Flex/FlexObject.php

@@ -14,6 +14,7 @@ namespace Grav\Common\Flex;
 use Grav\Common\Flex\Traits\FlexGravTrait;
 use Grav\Common\Flex\Traits\FlexObjectTrait;
 use Grav\Framework\Flex\Traits\FlexMediaTrait;
+use function is_array;
 
 /**
  * Class FlexObject
@@ -25,4 +26,48 @@ abstract class FlexObject extends \Grav\Framework\Flex\FlexObject
     use FlexGravTrait;
     use FlexObjectTrait;
     use FlexMediaTrait;
+
+    /**
+     * {@inheritdoc}
+     * @see FlexObjectInterface::getFormValue()
+     */
+    public function getFormValue(string $name, $default = null, string $separator = null)
+    {
+        $value = $this->getNestedProperty($name, null, $separator);
+
+        // Handle media order field.
+        if (null === $value && $name === 'media_order') {
+            return implode(',', $this->getMediaOrder());
+        }
+
+        // Handle media fields.
+        $settings = $this->getFieldSettings($name);
+        if ($settings['media_field'] ?? false === true) {
+            return $this->parseFileProperty($value, $settings);
+        }
+
+        return $value ?? $default;
+    }
+
+    /**
+     * {@inheritdoc}
+     * @see FlexObjectInterface::prepareStorage()
+     */
+    public function prepareStorage(): array
+    {
+        // Remove extra content from media fields.
+        $fields = $this->getMediaFields();
+        foreach ($fields as $field) {
+            $data = $this->getNestedProperty($field);
+            if (is_array($data)) {
+                foreach ($data as $name => &$image) {
+                    unset($image['image_url'], $image['thumb_url']);
+                }
+                unset($image);
+                $this->setNestedProperty($field, $data);
+            }
+        }
+
+        return parent::prepareStorage();
+    }
 }

system/src/Grav/Common/Flex/Types/Users/UserObject.php

@@ -280,32 +280,6 @@ class UserObject extends FlexObject implements UserInterface, Countable
         return $this->getGroups()->authorize($action, $scope);
     }
 
-    /**
-     * Get value from a page variable (used mostly for creating edit forms).
-     *
-     * @param string $name Variable name.
-     * @param mixed $default
-     * @param string|null $separator
-     * @return mixed
-     */
-    public function getFormValue(string $name, $default = null, string $separator = null)
-    {
-        $value = parent::getFormValue($name, null, $separator);
-
-        $settings = $this->getFieldSettings($name);
-        if ($settings['media_field'] ?? false === true) {
-            return $this->parseFileProperty($value);
-        }
-
-        if (null === $value) {
-            if ($name === 'media_order') {
-                return implode(',', $this->getMediaOrder());
-            }
-        }
-
-        return $value ?? $default;
-    }
-
     /**
      * @param string $property
      * @param mixed $default

system/src/Grav/Framework/Flex/Traits/FlexMediaTrait.php

@@ -73,6 +73,10 @@ trait FlexMediaTrait
         return $media;
     }
 
+    /**
+     * @param string $field
+     * @return array|null
+     */
     protected function getFieldSettings(string $field): ?array
     {
         if ($field === '') {
@@ -109,6 +113,57 @@ trait FlexMediaTrait
         return $settings + ['accept' => '*', 'limit' => 1000, 'self' => true];
     }
 
+
+    protected function getMediaFields(): array
+    {
+        // Load settings for the field.
+        $schema = $this->getBlueprint()->schema();
+
+        $list = [];
+        foreach ($schema->getState()['items'] as $field => $settings) {
+            if (isset($settings['type']) && (in_array($settings['type'], ['avatar', 'file', 'pagemedia']) || !empty($settings['destination']))) {
+                $list[] = $field;
+            }
+        }
+
+        return $list;
+    }
+
+    /**
+     * @param array|mixed $value
+     * @param array $settings
+     * @return array|mixed
+     */
+    protected function parseFileProperty($value, array $settings = [])
+    {
+        if (!is_array($value)) {
+            return $value;
+        }
+
+        $media = $this->getMedia();
+
+        $list = [];
+        foreach ($value as $filename => $info) {
+            if (!is_array($info)) {
+                continue;
+            }
+
+            /** @var Medium|null $thumbFile */
+            $imageFile = $media[$filename];
+            $url = $imageFile ? $imageFile->url() : null;
+            $list[$filename] = [
+                'name' => $info['name'] ?? null,
+                'type' => $info['type'] ?? null,
+                'size' => $info['size'] ?? null,
+                'path' => $filename,
+                'image_url' => $url,
+                'thumb_url' => $url
+            ];
+        }
+
+        return $list;
+    }
+
     /**
      * @param UploadedFileInterface $uploadedFile
      * @param string|null $filename