survey/app/views/admin/surveys/export.xlsx.axlsx

# encoding: utf-8

wb = xlsx_package.workbook
wb.add_worksheet(name: remove_illegal_utf8(@survey.title[0..15])) do |sheet|

  row = []
  @survey_questions.each_with_index do |question, i|
    if question.type == 2 or question.type == 3 or question.type == 4 
      question.survey_question_options.each do |option|
        row << "#{i+1}. #{remove_illegal_utf8 question.title} - #{remove_illegal_utf8 option.name}"
      end
    elsif question.type == 5
      question.survey_question_options.each do |option|
        question.survey_question_radiogroups.each do |radiogroup|
          row << "#{i+1}. #{remove_illegal_utf8 question.title} - #{remove_illegal_utf8 option.name} - #{remove_illegal_utf8 radiogroup.name}"
        end
      end
    else
      row << "#{i+1}. #{remove_illegal_utf8 question.title}"
    end
    if question.custom_option
      row << "#{i+1}. #{remove_illegal_utf8 question.title} - #{t('survey_question.use_custom_option')}"
    end
  end

  sheet.add_row row

  @survey_answers.each do |answer|
    answer_row = []
    @survey_questions.each do |question|

      options = question.survey_question_options.collect{|o| o.name }

      if question.type == 2 or question.type == 4 

        options.collect do |o| 
         
          if !answer[question.id.to_s].blank? && answer[question.id.to_s].include?(o)
            answer_row << '1'
          else
            answer_row << ''
          end

        end

      elsif question.type == 3

        options.collect do |o| 
         
          if !answer[question.id.to_s].blank? && answer[question.id.to_s].include?(o)
            answer_row << '1'
          else
            answer_row << ''
          end
        end

      elsif question.type == 5

        question.survey_question_options.each do |option|
          question.survey_question_radiogroups.each do |radiogroup|
            if !answer[question.id.to_s].blank? && answer[question.id.to_s][option.id.to_s] == radiogroup.name
              answer_row << '1'
            else
              answer_row << ''
            end
          end
        end

      else
        if answer[question.id.to_s]
          answer_row << remove_illegal_utf8(answer[question.id.to_s])
        else
          answer_row << ''
        end
      end

      if question.custom_option
        if !answer[question.id.to_s].blank?
          if answer[question.id.to_s].class == Array
            answer_row << remove_illegal_utf8((answer[question.id.to_s] - options).join)
          elsif answer[question.id.to_s].class == String
            answer_row << remove_illegal_utf8(([answer[question.id.to_s]] - options).join)
          end
        else
          answer_row << ''
        end
      end
    end

    sheet.add_row answer_row

  end

end