Module: CarrierWaveDirect::ActiveRecord

Includes:
Mount
Defined in:
lib/carrierwave_direct/orm/activerecord.rb

Instance Method Summary collapse

Instance Method Details

#mount_uploader(column, uploader = nil, options = {}, &block) ⇒ Object



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# File 'lib/carrierwave_direct/orm/activerecord.rb', line 10

def mount_uploader(column, uploader=nil, options={}, &block)
  super

  uploader.instance_eval <<-RUBY, __FILE__, __LINE__+1
    include ActiveModel::Conversion
    extend ActiveModel::Naming
  RUBY

  include CarrierWaveDirect::Validations::ActiveModel

  validates_is_attached column if uploader_option(column.to_sym, :validate_is_attached)
  validates_is_uploaded column if uploader_option(column.to_sym, :validate_is_uploaded)
  validates_filename_uniqueness_of column if uploader_option(column.to_sym, :validate_unique_filename)
  validates_filename_format_of column if uploader_option(column.to_sym, :validate_filename_format)
  validates_remote_net_url_format_of column if uploader_option(column.to_sym, :validate_remote_net_url_format)

  self.instance_eval <<-RUBY, __FILE__, __LINE__+1
    attr_accessor   :skip_is_attached_validations
    attr_accessible :key, :remote_#{column}_net_url
  RUBY

  mod = Module.new
  include mod
  mod.class_eval <<-RUBY, __FILE__, __LINE__+1
    def filename_valid?
      if has_#{column}_upload?
        self.skip_is_attached_validations = true
        valid?
        self.skip_is_attached_validations = false
        column_errors = errors[:#{column}]
        errors.clear
        column_errors.each do |column_error|
          errors.add(:#{column}, column_error)
        end
        errors.empty?
      else
        true
      end
    end
  RUBY
end