adamphillips/activeadmin-cms

# encoding: utf-8
module ActiveAdmin
  module Cms
    module Uploaders
      class ContentImageUploader < CarrierWave::Uploader::Base

        include ::CarrierWave::Backgrounder::Delay
        
        # Include RMagick or MiniMagick support:
        # include CarrierWave::RMagick
        include CarrierWave::MiniMagick

        # Choose what kind of storage to use for this uploader:
        # storage :file
        storage :fog

        # Override the directory where uploaded files will be stored.
        # This is a sensible default for uploaders that are meant to be mounted:
        def store_dir
          "uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}"
        end

        # Provide a default URL as a default if there hasn't been a file uploaded:
        # def default_url
        #   "/images/fallback/" + [version_name, "default.png"].compact.join('_')
        # end
        def default_url
          '/shared/missing.png'
        end

        # Process files as they are uploaded:
        # process :scale => [200, 300]
        #
        # def scale(width, height)
        #   # do something
        # end

        # Create different versions of your uploaded files:
        version :small do
          process :resize_to_fit => [155, nil]
        end

        version :thumb do
          process :resize_to_fit => [55, nil]
        end

        # Add a white list of extensions which are allowed to be uploaded.
        # For images you might use something like this:
        def extension_white_list
          %w(jpg jpeg gif png)
        end

        # Override the filename of the uploaded files:
        # Avoid using model.id or version_name here, see uploader/store.rb for details.
        # def filename
        #   "something.jpg" if original_filename
        # end

      end
    end
  end
end