Class: Senkyoshi::MultipleAnswer

Inherits:
Question show all
Defined in:
lib/senkyoshi/models/questions/multiple_answer.rb

Constant Summary

Constants inherited from Question

Question::ITEM_FUNCTION, Question::QUESTION_TYPE

Instance Attribute Summary

Attributes inherited from Question

#answers

Instance Method Summary collapse

Methods inherited from Question

#canvas_conversion, from, #get_fraction, #initialize, #iterate_item, #set_correct_answers, #set_feedback, #set_incorrect_answers, #set_material, #set_max_score

Methods inherited from Resource

#_find_directories, #_fix_path, #_matches_directory_xid?, #_search_and_replace, #cleanup, #fix_html, get_pre_data, #matches_xid?, #strip_xid

Constructor Details

This class inherits a constructor from Senkyoshi::Question

Instance Method Details

#iterate_xml(data) ⇒ Object 



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# File 'lib/senkyoshi/models/questions/multiple_answer.rb', line 20

def iterate_xml(data)
  super
  if response_block = data.at("flow[@class=RESPONSE_BLOCK]")
    set_answers(data.at("resprocessing"))
    response_block.at("render_choice").children.each do |choice|
      id = choice.at("response_label").attributes["ident"].value
      @answer_text = choice.at("mat_formattedtext").text
      answer = Answer.new(@answer_text, id)
      answer.fraction = get_fraction(id)
      @answers.push(answer)
    end
  end
  self
end

#set_answers(resprocessing) ⇒ Object 



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# File 'lib/senkyoshi/models/questions/multiple_answer.rb', line 35

def set_answers(resprocessing)
  @correct_answers = set_correct_answer(resprocessing)
  @incorrect_answers = set_incorrect_answer(resprocessing)
end

#set_correct_answer(resprocessing) ⇒ Object 



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# File 'lib/senkyoshi/models/questions/multiple_answer.rb', line 40

def set_correct_answer(resprocessing)
  correct_answers = {}
  correct = resprocessing.at("respcondition[title=correct]")
  if correct
    correct.at("and").children.each do |answer|
      if answer.name == "varequal"
        id = answer.text
        correct_answers[id] = {}
        correct_answers[id]["name"] = id
        if correct.at("setvar")
          score = correct.at("setvar").text
          score_number = score == "SCORE.max" ? @max_score.to_f : score.to_f
          correct_answers[id]["fraction"] = score_number
        else
          correct_answers[id]["fraction"] = 0
        end
      end
    end
  end
  correct_answers
end

#set_incorrect_answer(resprocessing) ⇒ Object 



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# File 'lib/senkyoshi/models/questions/multiple_answer.rb', line 62

def set_incorrect_answer(resprocessing)
  incorrect = resprocessing.at("respcondition[ident=incorrect]")
  incorrect_answers = {}
  if incorrect && incorrect.at("setvar")
    incorrect_answers["fraction"] = incorrect.at("setvar").text
  else
    incorrect_answers["fraction"] = 0
  end
  incorrect_answers
end