multi source style loading

app/controllers/merged/changes_controller.rb

@@ -15,7 +15,7 @@ module Merged
       else
         git = Git.open(Rails.root)
         git.add("merged")
-        git.add( Image.root )
+        git.add( Image.asset_root )
         begin
           git.config('user.email', current_member.email)
           git.commit(params[:message])
@@ -30,8 +30,8 @@ module Merged
     def reset
       git = Git.open(Rails.root)
       begin
-        git.checkout_file("HEAD" , "merged")
-        git.checkout_file("HEAD" , "app/assets/images/cms")
+        git.checkout_file("HEAD" , Merged.data_dir)
+        git.checkout_file("HEAD" , Merged::Image.asset_root)
         ChangeSet.current.zero
         message = "Changes reset"
       rescue

app/helpers/merged/changes_helper.rb

@@ -2,8 +2,8 @@ module Merged
   module ChangesHelper
 
     def cms_part? name
-      return true if name.include?( Image.root )
-      return true if name.include?("merged/")
+      return true if name.include?( Merged.images_dir )
+      return true if name.include?(Merged.data_dir)
       false
     end
 

app/models/merged/image.rb

@@ -65,7 +65,7 @@ module Merged
     end
 
     def asset_name
-      image_root + "/" + self.id.to_s + "." + self.type
+      Merged.images_dir + "/" + self.id.to_s + "." + self.type
     end
 
     def full_filename
@@ -87,10 +87,6 @@ module Merged
       end
     end
 
-    def self.root
-      "app/assets/images/cms"
-    end
-
     def init_file_size
       magick_image = MiniMagick::Image.open(full_filename)
       self.width = magick_image.width
@@ -102,9 +98,5 @@ module Merged
       "app/assets/images/" + Merged.images_dir
     end
 
-    def image_root
-      Merged.images_dir
-    end
-
   end
 end

app/models/merged/shared_base.rb

@@ -3,11 +3,13 @@ module Merged
   # takes a little footwork, as seen below
   class SharedBase < ActiveYaml::Base
     def self.raw_data
-      paths = [ Merged::Engine.root.join("config")]
+      paths = [ Merged::Engine.root.join("config") , Rails.root.join(Merged.data_dir) ]
       loaded_files = paths.collect do |path|
         actual_filename  = filename   || name.tableize
         full = File.join(path, "#{actual_filename}.#{extension}")
-        load_path(full)
+        got = load_path(full)
+        raise "#{full} contained #{got.class}, not Array" unless got.class == Array
+        got
       end
       loaded_files.sum
     end

lib/generators/merged/install/templates/initializer.rb

@@ -1,7 +1,9 @@
 require "merged"
 
-# directory inside /app/assets/images where the images are kept
-Merged.images_dir = "cms"
+# directory inside /app/assets/images where YOUR images are kept
+# if you change this and add own styles, you will still need a merged directory
+#  for the previews (card_preview and section_preview)
+Merged.images_dir = "merged"
 
 # directory where data and styles are kept
 # Notice that the data is ALWAYS inside a merged directory,

lib/merged.rb

@@ -7,21 +7,8 @@ module Merged
 
   # Directory inside the app/assets/images
   mattr_accessor :images_dir
-  @@images_dir = "cms"
 
   # directory in root to store data
   mattr_accessor :data_dir
-  @@data_dir = "."
 
-  def self.load_data
-    # pre-load data
-    [OptionDefinition,  CardStyle, SectionStyle , PageStyle,
-      Card , Section , Page ,  Image].each {|clazz| clazz.all }
-  end
-
-  def self.load_from( kind , path )
-    return unless File.exists?(path)
-    clazz = "Merged::#{kind.camelcase}".constantize
-    clazz.load(YAML.load_file( path ))
-  end
 end

lib/merged/engine.rb

@@ -20,7 +20,7 @@ module Merged
 
     initializer "after_initialize" do |app|
       ActiveSupport::Reloader.to_prepare do
-        Merged.load_data
+        Merged::Engine.load_data
       end
     end
 
@@ -32,5 +32,17 @@ module Merged
         config.assets.precompile << kid
       end
     end
+    def self.load_data
+      # pre-load data
+      [OptionDefinition,  CardStyle, SectionStyle , PageStyle,
+        Card , Section , Page ,  Image].each {|clazz| clazz.all }
+    end
+
+    def self.load_from( kind , path )
+      return unless File.exists?(path)
+      clazz = "Merged::#{kind.camelcase}".constantize
+      clazz.load(YAML.load_file( path ))
+    end
+
   end
 end

test/dummy/config/initializers/merged.rb

@@ -0,0 +1,9 @@
+require "merged"
+
+# directory inside /app/assets/images where the images are kept
+Merged.images_dir = "merged"
+
+# directory where data and styles are kept
+# Notice that the data is ALWAYS inside a merged directory,
+# so in the default case Rails.root/merged/*.yml
+Merged.data_dir = "."