Fixes to the generator

git-svn-id: https://svn.thoughtbot.com/plugins/paperclip/trunk@213 7bbfaf0e-4d1d-0410-9690-a8bb5f8ef2aa

generators/paperclip/paperclip_generator.rb

 class PaperclipGenerator < Rails::Generator::NamedBase
-  attr_accessor :attachments
+  attr_accessor :attachments, :migration_name
  
-  def initialize(*args)
-    super(*args)
-    @attachments = args
+  def initialize(args, options = {})
+    super
+    @class_name, @attachments = args
   end
  
   def manifest
+    file_name = "add_paperclip_attachment_columns_to_#{@class_name.underscore.camelize}"
+    @migration_name = file_name.camelize
     record do |m|
-      m.migration_template "paperclip_migration.rb", File.join('db', 'migrate')
+      m.migration_template "paperclip_migration.rb",
+                           File.join('db', 'migrate'),
+                           :migration_file_name => file_name
     end
   end 
  

generators/paperclip/templates/paperclip_migration.rb

-class AddPaperclipAttachmentColumnsTo<%= class_name.underscore.camelize %> < ActiveRecord::Migration
+class <%= migration_name %> < ActiveRecord::Migration
   def self.up
 <% attachments.each do |attachment| -%>
     add_column :<%= class_name.underscore.camelize.tableize %>, :<%= attachment %>_file_name, :string