From d3a62d263703142250d7d59335394a8e2a599ed4 Mon Sep 17 00:00:00 2001
From: Eugen Rochko <eugen@zeonfederated.com>
Date: Thu, 22 Feb 2018 00:28:19 +0100
Subject: [PATCH] Fix #6525: Make sure file is opened in LazyThumbnail
 processor (#6529)

---
 app/models/concerns/account_avatar.rb | 2 +-
 app/models/concerns/account_header.rb | 2 +-
 lib/paperclip/lazy_thumbnail.rb       | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/app/models/concerns/account_avatar.rb b/app/models/concerns/account_avatar.rb
index 619644c9a4..7712a29fd0 100644
--- a/app/models/concerns/account_avatar.rb
+++ b/app/models/concerns/account_avatar.rb
@@ -8,7 +8,7 @@ module AccountAvatar
   class_methods do
     def avatar_styles(file)
       styles = { original: { geometry: '120x120#', file_geometry_parser: FastGeometryParser } }
-      styles[:static] = { format: 'png', convert_options: '-coalesce', file_geometry_parser: FastGeometryParser } if file.content_type == 'image/gif'
+      styles[:static] = { geometry: '120x120#', format: 'png', convert_options: '-coalesce', file_geometry_parser: FastGeometryParser } if file.content_type == 'image/gif'
       styles
     end
 
diff --git a/app/models/concerns/account_header.rb b/app/models/concerns/account_header.rb
index 5ed8a9c832..04c576b289 100644
--- a/app/models/concerns/account_header.rb
+++ b/app/models/concerns/account_header.rb
@@ -8,7 +8,7 @@ module AccountHeader
   class_methods do
     def header_styles(file)
       styles = { original: { geometry: '700x335#', file_geometry_parser: FastGeometryParser } }
-      styles[:static] = { format: 'png', convert_options: '-coalesce', file_geometry_parser: FastGeometryParser } if file.content_type == 'image/gif'
+      styles[:static] = { geometry: '700x335#', format: 'png', convert_options: '-coalesce', file_geometry_parser: FastGeometryParser } if file.content_type == 'image/gif'
       styles
     end
 
diff --git a/lib/paperclip/lazy_thumbnail.rb b/lib/paperclip/lazy_thumbnail.rb
index 594f0ce39c..42f9a557ac 100644
--- a/lib/paperclip/lazy_thumbnail.rb
+++ b/lib/paperclip/lazy_thumbnail.rb
@@ -3,7 +3,7 @@
 module Paperclip
   class LazyThumbnail < Paperclip::Thumbnail
     def make
-      return @file unless needs_convert?
+      return File.open(@file.path) unless needs_convert?
       Paperclip::Thumbnail.make(file, options, attachment)
     end