source: Dev/trunk/classes/SurveyAnswerRDFReader.php @ 35

<?php

class SurveyAnswerRDFReader extends SurveyRDFReader
{       
    public function __construct($surveyUID)
    {
        parent::__construct($surveyUID);
        }
        
        public function loadSurvey()
        {
                parent::loadSurvey();
                $answerPath = 'surveys/answers_'.$this->surveyUID;
                $answers = array();
                
                if($handle = opendir('$answerPath'))
                {
                        while (false !== ($file = readdir($handle))) {
                                if(strstr($file, 'answer_'))
                                        $answers[] = substr($file,0,strlen($file)-4);
                        }
                }
                
                foreach($answers as $answer)
                {
                        $this->model->load($answerPath.'/'.$answer);
                }
        }
        
        public function getAnswer($questionID)
        {
        $querystring = '
                        PREFIX  predicates: <' . SURVEYTOOL_PREDICATES_NAMESPACE . '>
                        PREFIX  resources: <' . SURVEYTOOL_RESOURCES_NAMESPACE . '>
                        SELECT  ?answered 
                        WHERE   
                        {
                                _question       predicates:resource_type        resources:question ;
                                                        predicates:uid                          "'.$questionID.'"       ;
                                                        predicates:answered             ?answered       
                        }';
                        
                $result = $this->model->sparqlQuery($querystring);
                                
                return $result;
        }
}

?>