Module: SurveyOnRails::Builder

Includes:
SurveyMetamodel
Defined in:
lib/survey_on_rails/utils/builder.rb

Constant Summary collapse

MODEL_VIEW_MAPPING = 
{
  Text => Textfield,
  MultipleChoice => CheckboxGroup,
  SingleChoice => RadioButtonGroup,
  RatingScale => HorizontalRadioButtonGroup,
  Matrix => Table
}

Constants included from SurveyMetamodel

SurveyMetamodel::Color, SurveyMetamodel::FontStyle, SurveyMetamodel::FontWeight, SurveyMetamodel::HorizontalAlignment, SurveyMetamodel::LIKERT_SCALE, SurveyMetamodel::MatrixType, SurveyMetamodel::RatingScaleType, SurveyMetamodel::TextFieldType, SurveyMetamodel::VerticalAlignment

Class Method Summary collapse

Class Method Details

.add_model_element(name, class_) ⇒ Object 



50
51
52
53
54
 
# File 'lib/survey_on_rails/utils/builder.rb', line 50

def self.add_model_element(name, class_)
  return Class.new do
    class_eval("class SurveyMetamodel::#{name.to_s.capitalize} < #{class_.to_s}; end")
  end
end

.build(&block) ⇒ Object 



19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
 
# File 'lib/survey_on_rails/utils/builder.rb', line 19

def self.build(&block)
  aliases = {}
  source = block.source_location.first
  if source.end_with?("model.rb")
    $environment = RGen::Environment.new
    File.open(source, 'r') do |file|
      while line = file.gets
        line.strip!
        class_, name = nil
        MODEL_VIEW_MAPPING.each do |key, value|
          if line.start_with?(key.name.split('::').last.camelize(:lower))
            class_ = value
            if line.include?(":name")
              name = line.split(":name").second.strip.delete(",").delete("=").delete(">").delete("\"").split(' ').first.delete(")")
            elsif line.include?("name:")
              name = line.split("name:").second.strip.delete(",").delete("\"").split(' ').first.delete(")")
            else
              name = line.split(' ').second.delete(",").delete("\"")
            end
            break
          end
        end
        $environment << add_model_element(name, class_) if !class_.blank? and !name.blank?
      end
    end
  end
  
  model = RGen::ModelBuilder.build(SurveyMetamodel, $environment, nil, &block)
  return model
end