2 files changed, 13 insertions, 1 deletions

diff --git a/composer.json b/composer.json
index b28404e3..b1c144c7 100644
--- a/composer.json
+++ b/composer.json
@@ -103,6 +103,9 @@
         "phpstan/phpstan-symfony": "^0.11.0",
         "phpstan/phpstan-doctrine": "^0.11.0"
     },
+    "suggest": {
+        "ext-imagick": "To keep GIF animation when downloading image is enabled"
+    },
     "scripts": {
         "post-cmd": [
             "Incenteev\\ParameterHandler\\ScriptHandler::buildParameters",
diff --git a/src/Wallabag/CoreBundle/Helper/DownloadImages.php b/src/Wallabag/CoreBundle/Helper/DownloadImages.php
index cc3dcfce..bc2afc64 100644
--- a/src/Wallabag/CoreBundle/Helper/DownloadImages.php
+++ b/src/Wallabag/CoreBundle/Helper/DownloadImages.php
@@ -135,7 +135,16 @@ class DownloadImages
 
         switch ($ext) {
             case 'gif':
-                imagegif($im, $localPath);
+                // use Imagick if available to keep GIF animation
+                if (class_exists('\\Imagick')) {
+                    $imagick = new \Imagick();
+                    $imagick->readImageBlob($res->getBody());
+                    $imagick->setImageFormat('gif');
+                    $imagick->writeImages($localPath, true);
+                } else {
+                    imagegif($im, $localPath);
+                }
+
                 $this->logger->debug('DownloadImages: Re-creating gif');
                 break;
             case 'jpeg':