Refactor to config class

lib/jekyll/responsive_image.rb

@@ -5,7 +5,7 @@ require 'jekyll'
 require 'rmagick'
 
 require 'jekyll/responsive_image/version'
-require 'jekyll/responsive_image/defaults'
+require 'jekyll/responsive_image/config'
 require 'jekyll/responsive_image/utils'
 require 'jekyll/responsive_image/render_cache'
 require 'jekyll/responsive_image/image_processor'

lib/jekyll/responsive_image/config.rb

@@ -0,0 +1,26 @@
+module Jekyll
+  module ResponsiveImage
+    class Config
+      DEFAULTS = {
+        'default_quality'    => 85,
+        'base_path'          => 'assets',
+        'output_path_format' => 'assets/resized/%{filename}-%{width}x%{height}.%{extension}',
+        'sizes'              => [],
+        'extra_images'       => []
+      }
+
+      def initialize(site)
+        @site = site
+      end
+
+      def to_h
+        config = DEFAULTS.merge(@site.config['responsive_image'])
+                         .merge(site_source: @site.source, site_dest: @site.dest)
+
+         config['base_path'] = @site.in_source_dir(config['base_path'])
+
+         config
+      end
+    end
+  end
+end

lib/jekyll/responsive_image/defaults.rb

@@ -1,15 +0,0 @@
-module Jekyll
-  module ResponsiveImage
-    @defaults = {
-      'default_quality'    => 85,
-      'base_path'          => 'assets',
-      'output_path_format' => 'assets/resized/%{filename}-%{width}x%{height}.%{extension}',
-      'sizes'              => [],
-      'extra_images'       => []
-    }.freeze
-
-    class << self
-      attr_reader :defaults
-    end
-  end
-end

lib/jekyll/responsive_image/extra_image_generator.rb

@@ -4,8 +4,7 @@ module Jekyll
       include Jekyll::ResponsiveImage::Utils
 
       def generate(site)
-        renderer = Renderer.new(site, {})
-        config = renderer.make_config
+        config = Config.new(site).to_h
 
         config['extra_images'].each do |pathspec|
           Dir.glob(site.in_source_dir(pathspec)) do |image_path|

lib/jekyll/responsive_image/renderer.rb

@@ -8,18 +8,12 @@ module Jekyll
         @attributes = attributes
       end
 
-      def make_config
-        ResponsiveImage.defaults.dup
-                       .merge(@site.config['responsive_image'])
-                       .merge(:site_source => @site.source, :site_dest => @site.dest)
-      end
-
       def render_responsive_image
         cache_key = @attributes.to_s
         result = @attributes['cache'] ? RenderCache.get(cache_key) : nil
 
         if result.nil?
-          config = make_config
+          config = Config.new(@site).to_h
 
           absolute_image_path = @site.in_source_dir(@attributes['path'].to_s)
           image = ImageProcessor.process(absolute_image_path, @attributes['path'], config)