From 74dda0391aadf8873976931ba1c8d52bf81382ee Mon Sep 17 00:00:00 2001
From: Jordon Bedwell <jordon@envygeeks.io>
Date: Fri, 9 Oct 2015 13:21:56 -0500
Subject: [PATCH] Fix #160: Readd the ability to set quality on morgify.

---
 lib/jekyll/assets/tag/proxies.rb        |  4 +++-
 lib/jekyll/assets/tag/proxies/magick.rb | 10 +++++++++-
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/lib/jekyll/assets/tag/proxies.rb b/lib/jekyll/assets/tag/proxies.rb
index 9565fa10..4dd929bc 100644
--- a/lib/jekyll/assets/tag/proxies.rb
+++ b/lib/jekyll/assets/tag/proxies.rb
@@ -81,4 +81,6 @@ def self.all
   end
 end
 
-Jekyll::Assets::Helpers.try_require("mini_magick") { require_relative "proxies/magick" }
+Jekyll::Assets::Helpers.try_require("mini_magick") do
+  require_relative "proxies/magick"
+end
diff --git a/lib/jekyll/assets/tag/proxies/magick.rb b/lib/jekyll/assets/tag/proxies/magick.rb
index 3480d67a..93ab436a 100644
--- a/lib/jekyll/assets/tag/proxies/magick.rb
+++ b/lib/jekyll/assets/tag/proxies/magick.rb
@@ -29,9 +29,16 @@ def process
             )
           end
 
+          private
+          def quality(img)
+            if opts[:quality]
+              img.quality opts[:quality]
+            end
+          end
+
           private
           def magick_resize(img)
-            if opts[:resize] && opts[:"@2x"]
+            if opts[:resize] && (opts[:"2x"] || opts[:"4x"] || opts[:half])
               raise DoubleResizeError
 
             elsif @opts[:resize]
@@ -78,6 +85,7 @@ def magick_preset_resize(img)
         end
 
         add Magick, :magick, :img, [
+          "quality",
           "resize",
           "format",
           "rotate",