Show images and thumbnails in their natural orientation (#28616).

Patch by Gregor Schmidt.


git-svn-id: http://svn.redmine.org/redmine/trunk@17420 e93f8b46-1217-0410-a6f0-8f06a7374b81

lib/redmine/thumbnail.rb

@@ -38,7 +38,7 @@ module Redmine
           FileUtils.mkdir_p directory
         end
         size_option = "#{size}x#{size}>"
-        cmd = "#{shell_quote CONVERT_BIN} #{shell_quote source} -thumbnail #{shell_quote size_option} #{shell_quote target}"
+        cmd = "#{shell_quote CONVERT_BIN} #{shell_quote source} -auto-orient -thumbnail #{shell_quote size_option} #{shell_quote target}"
         unless system(cmd)
           logger.error("Creating thumbnail failed (#{$?}):\nCommand: #{cmd}")
           return nil

public/stylesheets/application.css

@@ -1512,3 +1512,7 @@ color: #555; text-shadow: 1px 1px 0 #fff;
   height:1px;
   overflow:hidden;
 }
+
+img {
+  image-orientation: from-image;
+}