Method: ActiveScaffold::Bridges::FileColumn::FileColumnHelpers.generate_delete_helpers

Defined in:
lib/active_scaffold/bridges/file_column/file_column_helpers.rb

.generate_delete_helpers(klass) ⇒ Object 



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# File 'lib/active_scaffold/bridges/file_column/file_column_helpers.rb', line 12

def generate_delete_helpers(klass)
  file_column_fields(klass).each do |field|
    next if klass.method_defined?(:"#{field}_with_delete=")

    klass.attr_reader :"delete_#{field}"
    klass.define_method "delete_#{field}=" do |value|
      value = (value == 'true') if value.is_a?(String)
      return unless value

      # passing nil to the file column causes the file to be deleted.  Don't delete if we just uploaded a file!
      send("#{field}=", nil) unless send("#{field}_just_uploaded?")
    end
  end
end