class.ilAssSpecificFeedbackIdentifierList.php

Go to the documentation of this file.

<?php
 
class ilAssSpecificFeedbackIdentifierList implements Iterator
{
    protected array $map = array();
 
    protected function add(ilAssSpecificFeedbackIdentifier $identifier): void
    {
        $this->map[] = $identifier;
    }
 
    public function load(int $questionId): void
    {
        global $DIC; /* @var ILIAS\DI\Container $DIC */
 
        $res = $DIC->database()->queryF(
            "SELECT feedback_id, question, answer FROM {$this->getSpecificFeedbackTableName()} WHERE question_fi = %s",
            array('integer'),
            array($questionId)
        );
 
        while ($row = $DIC->database()->fetchAssoc($res)) {
            $identifier = new ilAssSpecificFeedbackIdentifier();
 
            $identifier->setQuestionId($questionId);
 
            $identifier->setQuestionIndex($row['question']);
            $identifier->setAnswerIndex($row['answer']);
 
            $identifier->setFeedbackId($row['feedback_id']);
 
            $this->add($identifier);
        }
    }
 
    public function current()
    {
        return current($this->map);
    }
 
    public function next()
    {
        return next($this->map);
    }
 
    public function key()
    {
        return key($this->map);
    }
 
    public function valid(): bool
    {
        return key($this->map) !== null;
    }
 
    public function rewind()
    {
        return reset($this->map);
    }
 
    protected function getSpecificFeedbackTableName(): string
    {
        require_once 'Modules/TestQuestionPool/classes/feedback/class.ilAssClozeTestFeedback.php';
        return ilAssClozeTestFeedback::TABLE_NAME_SPECIFIC_FEEDBACK;
    }
}