prevent HEADERS ALREADY SENT error

OpenMage · Oct 7, 2016 · 634ec5c · 634ec5c
1 parent 5aeb0b6
commit 634ec5c
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/app/code/core/Mage/Adminhtml/controllers/Cms/Wysiwyg/ImagesController.php b/app/code/core/Mage/Adminhtml/controllers/Cms/Wysiwyg/ImagesController.php
@@ -186,9 +186,12 @@ public function thumbnailAction()
         $file = Mage::helper('cms/wysiwyg_images')->idDecode($file);
         $thumb = $this->getStorage()->resizeOnTheFly($file);
         if ($thumb !== false) {
+            ob_start();
             $image = Varien_Image_Adapter::factory('GD2');
             $image->open($thumb);
             $image->display();
+            $this->getResponse()->setHeader('Content-type', $image->getMimeType(), true);
+            $this->getResponse()->setBody(ob_get_clean());
         } else {
             // todo: genearte some placeholder
         }