<?php

class FillinAnswer extends BaseAnswer {
    public $table = "fillin_answers";
    protected $answer;
    protected $correct;
    
    public function getAnswer() {
        return $this->answer;
    }

    public function setAnswer($val) {
        $this->answer = $val;
    }
    
    public function getCorrect() {
        return $this->correct;
    }

    public function setCorrect($val) {
        $this->correct = $val;
    }
    
    public function getResult() {
        $score = 0;
        $tot = 0;
        foreach (split(":", $this->getCorrect()) as $correct_element) {
            if ($correct_element) {
                $score++;
            }
            $tot++;
        }
        $percent = round(100*$score/$tot);
        return $score." punkti ".$tot."-st, ".$percent."%";
    }

    public function save() {
        global $kdb;
        $aid = $this->getAnswerID();
        parent::save();
        if ( $aid == null ) {
            $sql = "INSERT INTO ".$this->table." values(".$this->getAnswerID().", '".mysql_real_escape_string($this->answer)."', '".mysql_real_escape_string($this->correct)."')";
            $kdb->query($sql);
        } else {
            // update answer
        }
    }
}
?>