module ActiveScaffold::Bridges::Paperclip::PaperclipBridgeHelpers

Public Class Methods

generate_delete_helper(klass, field) click to toggle source
# File lib/active_scaffold/bridges/paperclip/paperclip_bridge_helpers.rb, line 8
        def self.generate_delete_helper(klass, field)
          klass.class_eval "            attr_reader :delete_#{field}

            def delete_#{field}=(value)
              value = (value == "true") if String === value
              return unless value

              # passing nil to the file column causes the file to be deleted. Don't delete if we just uploaded a file!
              self.#{field} = nil unless self.#{field}.dirty?
            end
", __FILE__, __LINE__ + 1 unless klass.instance_methods.include?("delete_#{field}=")
        end