Issue #2630230 by mondrake, ayushmishra206, chr.fritsch, eiriksm, borisson_, msuthars, jjcarrion, mohit1604, marvin_B8, mikelutz, vacho, vakulrai, larowlan: Image effect convert fails when image file is in the public files root

core/modules/image/src/Controller/ImageStyleDownloadController.php

@@ -3,8 +3,10 @@
 namespace Drupal\image\Controller;
 
 use Drupal\Component\Utility\Crypt;
+use Drupal\Core\File\FileSystemInterface;
 use Drupal\Core\Image\ImageFactory;
 use Drupal\Core\Lock\LockBackendInterface;
+use Drupal\Core\StreamWrapper\StreamWrapperManager;
 use Drupal\Core\StreamWrapper\StreamWrapperManagerInterface;
 use Drupal\image\ImageStyleInterface;
 use Drupal\system\FileDownloadController;
@@ -42,6 +44,13 @@ class ImageStyleDownloadController extends FileDownloadController {
    */
   protected $logger;
 
+  /**
+   * File system service,
+   *
+   * @var \Drupal\Core\File\FileSystemInterface
+   */
+  protected $fileSystem;
+
   /**
    * Constructs a ImageStyleDownloadController object.
    *
@@ -51,12 +60,20 @@ class ImageStyleDownloadController extends FileDownloadController {
    *   The image factory.
    * @param \Drupal\Core\StreamWrapper\StreamWrapperManagerInterface $stream_wrapper_manager
    *   The stream wrapper manager.
+   * @param \Drupal\Core\File\FileSystemInterface $file_system
+   *   The system service.
    */
-  public function __construct(LockBackendInterface $lock, ImageFactory $image_factory, StreamWrapperManagerInterface $stream_wrapper_manager = NULL) {
+  public function __construct(LockBackendInterface $lock, ImageFactory $image_factory, StreamWrapperManagerInterface $stream_wrapper_manager = NULL, FileSystemInterface $file_system = NULL) {
     parent::__construct($stream_wrapper_manager);
     $this->lock = $lock;
     $this->imageFactory = $image_factory;
     $this->logger = $this->getLogger('image');
+
+    if (!isset($file_system)) {
+      @trigger_error('Not defining the $file_system argument to ' . __METHOD__ . ' is deprecated in drupal:9.1.0 and will throw an error in drupal:10.0.0.', E_USER_DEPRECATED);
+      $file_system = \Drupal::service('file_system');
+    }
+    $this->fileSystem = $file_system;
   }
 
   /**
@@ -66,7 +83,8 @@ class ImageStyleDownloadController extends FileDownloadController {
     return new static(
       $container->get('lock'),
       $container->get('image.factory'),
-      $container->get('stream_wrapper_manager')
+      $container->get('stream_wrapper_manager'),
+      $container->get('file_system')
     );
   }
 
@@ -137,8 +155,8 @@ class ImageStyleDownloadController extends FileDownloadController {
       // original file, resulting in filenames like image.png.jpeg. So to find
       // the actual source image, we remove the extension and check if that
       // image exists.
-      $path_info = pathinfo($image_uri);
+      $path_info = pathinfo(StreamWrapperManager::getTarget($image_uri));
-      $converted_image_uri = $path_info['dirname'] . DIRECTORY_SEPARATOR . $path_info['filename'];
+      $converted_image_uri = sprintf('%s://%s%s%s', $this->streamWrapperManager->getScheme($derivative_uri), $path_info['dirname'], DIRECTORY_SEPARATOR, $path_info['filename']);
       if (!file_exists($converted_image_uri)) {
         $this->logger->notice('Source image at %source_image_path not found while trying to generate derivative image at %derivative_path.', ['%source_image_path' => $image_uri, '%derivative_path' => $derivative_uri]);
         return new Response($this->t('Error generating image, missing source file.'), 404);

core/modules/image/tests/src/Functional/ImageEffect/ConvertTest.php

@@ -0,0 +1,58 @@
+<?php
+
+namespace Drupal\Tests\image\Functional\ImageEffect;
+
+use Drupal\Core\File\FileSystemInterface;
+use Drupal\image\Entity\ImageStyle;
+use Drupal\Tests\BrowserTestBase;
+
+/**
+ * Tests for the Convert image effect.
+ *
+ * @group image
+ */
+class ConvertTest extends BrowserTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  protected $defaultTheme = 'classy';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $modules = ['image'];
+
+  /**
+   * Tests that files stored in the root folder are converted properly.
+   */
+  public function testConvertFileInRoot() {
+    // Create the test image style with a Convert effect.
+    $image_style = ImageStyle::create([
+      'name' => 'image_effect_test',
+      'label' => 'Image Effect Test',
+    ]);
+    $this->assertEquals(SAVED_NEW, $image_style->save());
+    $image_style->addImageEffect([
+      'id' => 'image_convert',
+      'data' => [
+        'extension' => 'jpeg',
+      ],
+    ]);
+    $this->assertEquals(SAVED_UPDATED, $image_style->save());
+
+    // Create a copy of a test image file in root.
+    $test_uri = 'public://image-test-do.png';
+    \Drupal::service('file_system')->copy('core/tests/fixtures/files/image-test.png', $test_uri, FileSystemInterface::EXISTS_REPLACE);
+    $this->assertFileExists($test_uri);
+
+    // Execute the image style on the test image via a GET request.
+    $derivative_uri = 'public://styles/image_effect_test/public/image-test-do.png.jpeg';
+    $this->assertFileNotExists($derivative_uri);
+    $url = file_url_transform_relative($image_style->buildUrl($test_uri));
+    $this->drupalGet($this->getAbsoluteUrl($url));
+    $this->assertSession()->statusCodeEquals(200);
+    $this->assertFileExists($derivative_uri);
+  }
+
+}