Adding event before a file is updated

Modules/Media/Events/FileIsUpdating.php

+<?php
+
+namespace Modules\Media\Events;
+
+use Modules\Core\Contracts\EntityIsChanging;
+use Modules\Media\Entities\File;
+
+final class FileIsUpdating implements EntityIsChanging
+{
+
+    /**
+     * @var File
+     */
+    private $file;
+    /**
+     * @var array
+     */
+    private $attributes;
+    /**
+     * @var array
+     */
+    private $original;
+
+    public function __construct(File $file, array $data)
+    {
+        $this->file = $file;
+        $this->attributes = $data;
+        $this->original = $data;
+    }
+
+    /**
+     * @return array
+     */
+    public function getOriginal()
+    {
+        return $this->original;
+    }
+
+    /**
+     * @return array
+     */
+    public function getAttributes()
+    {
+        return $this->attributes;
+    }
+
+    /**
+     * @param array $attributes
+     */
+    public function setAttributes(array $attributes)
+    {
+        $this->attributes += $attributes;
+    }
+
+    /**
+     * @return File
+     */
+    public function getFile()
+    {
+        return $this->file;
+    }
+}

Modules/Media/Repositories/Eloquent/EloquentFileRepository.php

@@ -6,6 +6,7 @@ use Illuminate\Database\Eloquent\Collection;
 use Modules\Core\Repositories\Eloquent\EloquentBaseRepository;
 use Modules\Media\Entities\File;
 use Modules\Media\Events\FileIsCreating;
+use Modules\Media\Events\FileIsUpdating;
 use Modules\Media\Events\FileWasCreated;
 use Modules\Media\Events\FileWasUpdated;
 use Modules\Media\Helpers\FileHelper;
@@ -22,7 +23,8 @@ class EloquentFileRepository extends EloquentBaseRepository implements FileRepos
      */
     public function update($file, $data)
     {
-        $file->update($data);
+        event($event = new FileIsUpdating($file, $data));
+        $file->update($event->getAttributes());
 
         $file->setTags(array_get($data, 'tags', []));
 

Modules/Media/Tests/EloquentFileRepositoryTest.php

@@ -6,6 +6,7 @@ use Illuminate\Support\Facades\Event;
 use Mockery;
 use Modules\Media\Entities\File;
 use Modules\Media\Events\FileIsCreating;
+use Modules\Media\Events\FileIsUpdating;
 use Modules\Media\Events\FileWasCreated;
 use Modules\Media\Events\FileWasUpdated;
 use Modules\Media\Repositories\FileRepository;
@@ -166,6 +167,50 @@ class EloquentFileRepositoryTest extends MediaTestCase
         });
     }
 
+    /** @test */
+    public function it_triggers_event_when_file_is_updating()
+    {
+        Event::fake();
+
+        $file = $this->file->createFromFile(\Illuminate\Http\UploadedFile::fake()->image('myfile.jpg'));
+        $this->file->update($file, [
+            'en' => [
+                'description' => 'My cool file!',
+                'alt_attribute' => 'My cool file!',
+                'keywords' => 'My cool file!',
+            ]
+        ]);
+
+        Event::assertDispatched(FileIsUpdating::class, function ($e) use ($file) {
+            return $e->getFile()->id === $file->id &&
+                $e->getAttributes()['en']['description'] === 'My cool file!';
+        });
+    }
+
+    /** @test */
+    public function it_can_change_properties_before_update()
+    {
+        Event::listen(FileIsUpdating::class, function (FileIsUpdating $event) {
+            $event->setAttributes([
+                'filename' => 'bettername.jpg',
+                'en' => [
+                    'description' => 'Hello World',
+                ]
+            ]);
+        });
+
+        $file = $this->file->createFromFile(\Illuminate\Http\UploadedFile::fake()->image('myfile.jpg'));
+        $this->file->update($file, [
+            'en' => [
+                'description' => 'My cool file!',
+                'alt_attribute' => 'My cool file!',
+                'keywords' => 'My cool file!',
+            ]
+        ]);
+
+        $this->assertEquals('bettername.jpg', $file->filename);
+    }
+
     private function createFile($fileName = 'random/name.jpg')
     {
         return File::create([