add check if createDerivative worked

woldtwerk · woldtwerk · commit 4f37ff272bb4 · 2021-03-01T13:33:59.000+01:00
diff --git a/woldtwerk_image.module b/woldtwerk_image.module
@@ -108,7 +108,10 @@ function woldtwerk_image_preprocess_responsive_image(&$variables) {
     $fallback_image_style->createDerivative($image->getSource(), $fallback_image_uri);
   }
 
-  $image_file = file_get_contents($fallback_image_uri);
-  $base_64_image = base64_encode($image_file);
-  $variables['base_64_data'] = "data:$image_type;base64,$base_64_image";
+  /* Check if createDerivative worked */
+  if (file_exists($fallback_image_uri)) {
+    $image_file = file_get_contents($fallback_image_uri);
+    $base_64_image = base64_encode($image_file);
+    $variables['base_64_data'] = "data:$image_type;base64,$base_64_image";
+  }
 }

Original file line number	Diff line number	Diff line change
`@@ -108,7 +108,10 @@ function woldtwerk_image_preprocess_responsive_image(&$variables) {`
`108`	`108`	`$fallback_image_style->createDerivative($image->getSource(), $fallback_image_uri);`
`109`	`109`	`}`
`110`	`110`
`111`		`- $image_file = file_get_contents($fallback_image_uri);`
`112`		`- $base_64_image = base64_encode($image_file);`
`113`		`- $variables['base_64_data'] = "data:$image_type;base64,$base_64_image";`
	`111`	`+ /* Check if createDerivative worked */`
	`112`	`+ if (file_exists($fallback_image_uri)) {`
	`113`	`+ $image_file = file_get_contents($fallback_image_uri);`
	`114`	`+ $base_64_image = base64_encode($image_file);`
	`115`	`+ $variables['base_64_data'] = "data:$image_type;base64,$base_64_image";`
	`116`	`+ }`
`114`	`117`	`}`