avatar_uploader.rb 707 Bytes
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# encoding: utf-8

class AvatarUploader < CarrierWave::Uploader::Base
  storage :file

  after :store, :reset_events_cache

  def store_dir
    "uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}"
  end

  def image?
    img_ext = %w(png jpg jpeg gif bmp tiff)
    if file.respond_to?(:extension)
      img_ext.include?(file.extension.downcase)
    else
      # Not all CarrierWave storages respond to :extension
      ext = file.path.split('.').last.downcase
      img_ext.include?(ext)
    end
  rescue
    false
  end

  def file_storage?
    self.class.storage == CarrierWave::Storage::File
  end

  def reset_events_cache(file)
    model.reset_events_cache if model.is_a?(User)
  end
end