Add module for CarrierWave integration.

lib/architect4r/adapters/carrier_wave.rb

@@ -0,0 +1,64 @@
+require "architect4r"
+require "carrierwave"
+require "carrierwave/validations/active_model"
+
+# In order to use this class include this file in your project
+# require 'architect4r/adapters/carrier_wave'
+#
+module Architect4r
+  module Adapters
+    module CarrierWave
+      # Import default implementation
+      include ::CarrierWave::Mount
+
+      def mount_uploader(column, uploader = nil, options = {}, &block)
+        property "#{column}_data", :cast_to => String
+
+        # Init by calling default initializer
+        super
+
+        # Enable validations
+        include ::CarrierWave::Validations::ActiveModel
+        validates_integrity_of  column if uploader_option(column.to_sym, :validate_integrity)
+        validates_processing_of column if uploader_option(column.to_sym, :validate_processing)
+
+        # Add hooks
+        after_save :"store_#{column}!"
+        before_save :"write_#{column}_identifier"
+        after_destroy :"remove_#{column}!"
+
+        # These hooks cannot be used until dirty tracking is implemented
+        #before_update :"store_previous_model_for_#{column}"
+        #after_save :"remove_previously_stored_#{column}"
+
+        class_eval <<-RUBY, __FILE__, __LINE__+1
+          
+          public
+          
+          def read_uploader(column)
+            self.send("#{column}_data")
+          end
+          
+          def write_uploader(column, identifier)
+            self.send("#{column}_data=", identifier)
+          end
+          
+        RUBY
+      end
+
+    end
+  end
+end
+
+# Add this to all nodes and relationships (funky isn't it?)
+module Architect4r
+  module Model
+    class Node
+      extend Architect4r::Adapters::CarrierWave
+    end
+
+    class Relationship
+      extend Architect4r::Adapters::CarrierWave
+    end
+  end
+end