Save documents on disk

db/migrate/20150422132631_save_legal_docs_to_disk.rb

@@ -0,0 +1,19 @@
+class SaveLegalDocsToDisk < ActiveRecord::Migration
+  def change
+    add_column :legal_documents, :path, :string
+    LegalDocument.all.each do |x|
+      path = nil
+      loop do
+        rand = SecureRandom.random_number.to_s.last(4)
+        path = "#{ENV['legal_documents_dir']}/#{Time.zone.now.to_formatted_s(:number)}_#{rand}.#{x.document_type}"
+        break unless File.file?(path)
+      end
+
+      body = x.read_attribute('body')
+      File.open(path, 'wb') { |f| f.write(Base64.decode64(body)) }
+      x.update_column('path', path)
+    end
+
+    remove_column :legal_documents, :body, :text
+  end
+end