From 96a0448c522f35743b168200442b06ab7ee5deb4 Mon Sep 17 00:00:00 2001
From: Guo Xiang Tan <tgx_world@hotmail.com>
Date: Mon, 30 Jul 2018 14:43:44 +0800
Subject: [PATCH] FIX: Add onceoff job to fix incorrect extension for gravatar
 uploads.

---
 app/jobs/onceoff/fix_invalid_gravatar_uploads.rb | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 app/jobs/onceoff/fix_invalid_gravatar_uploads.rb

diff --git a/app/jobs/onceoff/fix_invalid_gravatar_uploads.rb b/app/jobs/onceoff/fix_invalid_gravatar_uploads.rb
new file mode 100644
index 00000000000..34c62f80743
--- /dev/null
+++ b/app/jobs/onceoff/fix_invalid_gravatar_uploads.rb
@@ -0,0 +1,14 @@
+module Jobs
+  class FixInvalidGravatarUploads < Jobs::Onceoff
+    def execute_onceoff
+      Upload.where(original_filename: "gravatar.png").find_each do |upload|
+        extension = FastImage.type(Discourse.store.path_for(upload))
+        current_extension = upload.extension
+
+        if extension.to_s.downcase != current_extension.to_s.downcase
+          upload.user.user_avatar.update_gravatar!
+        end
+      end
+    end
+  end
+end