questionnaire_graphical_view.inc

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<?php
Fakoli::using("questionnaire", "svg_charts");
 
class QuestionnaireGraphicalView
{
     var $mgr;
     var $emptyMessage = "There are no results to display.";
 
     function QuestionnaireGraphicalView($mgr)
     {
          $this->mgr = $mgr;
     }
 
     function writeScript()
     {
          return "";
     }
 
     function drawView()
     {
          $questions = $this->mgr->getQuestions();
          $answers = $this->mgr->getAnswers();
          
          if(count($questions) == 0  || $this->mgr->getResponseCount() == 0)
          {
               echo "<p><em>{$this->emptyMessage}</em></p>";
               return;
          }
          
          $pk = $this->mgr->getQuestionKey();
          $answers = count($answers) ? regroupList($answers, $pk) : array();
          
          foreach($questions as $question)
          {
               $qAnswers = array();
               
               if(array_key_exists($question->$pk, $answers))
               {
                    $qAnswers = $answers[$question->$pk];
                    if(!is_array($qAnswers)) $qAnswers = array($qAnswers);
               }    
               $renderer = QuestionField::create($this->mgr->item, $question);
               echo "<h4>{$question->question_number}. {$question->question}</h4>\n";
               $renderer->drawGraph($this->mgr, $qAnswers);
          }
     }
}
 
?>