class.ilCmiXapiPlaceholderValues.php

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<?php
 
/* Copyright (c) 1998-2019 ILIAS open source, Extended GPL, see docs/LICENSE */
 
class ilCmiXapiPlaceholderValues implements ilCertificatePlaceholderValues
{
    private $defaultPlaceholderValuesObject;
 
    private $objectHelper;
 
    private $userObjectHelper;
 
    private $utilHelper;
 
    private $lpStatusHelper;
 
    private $dateHelper;
 
    private $language;
 
    public function __construct(
        ilDefaultPlaceholderValues $defaultPlaceholderValues = null,
        ilLanguage $language = null,
        ilCertificateObjectHelper $objectHelper = null,
        ilCertificateUserObjectHelper $userObjectHelper = null,
        ilCertificateLPStatusHelper $lpStatusHelper = null,
        ilCertificateUtilHelper $utilHelper = null,
        ilCertificateDateHelper $dateHelper = null
    ) {
        if (null === $language) {
            global $DIC;
            $language = $DIC->language();
        }
        $this->language = $language;
 
        if (null === $defaultPlaceholderValues) {
            $defaultPlaceholderValues = new ilDefaultPlaceholderValues();
        }
        $this->defaultPlaceholderValuesObject = $defaultPlaceholderValues;
 
        if (null === $objectHelper) {
            $objectHelper = new ilCertificateObjectHelper();
        }
        $this->objectHelper = $objectHelper;
 
        if (null === $userObjectHelper) {
            $userObjectHelper = new ilCertificateUserObjectHelper();
        }
        $this->userObjectHelper = $userObjectHelper;
 
        if (null === $lpStatusHelper) {
            $lpStatusHelper = new ilCertificateLPStatusHelper();
        }
        $this->lpStatusHelper = $lpStatusHelper;
 
        if (null === $utilHelper) {
            $utilHelper = new ilCertificateUtilHelper();
        }
        $this->utilHelper = $utilHelper;
 
        if (null === $dateHelper) {
            $dateHelper = new ilCertificateDateHelper();
        }
        $this->dateHelper = $dateHelper;
    }
 
    public function getPlaceholderValuesForPreview(int $userId, int $objId)
    {
        $placeholders = $this->defaultPlaceholderValuesObject->getPlaceholderValuesForPreview($userId, $objId);
 
        $placeholders['OBJECT_TITLE'] = $this->utilHelper->prepareFormOutput($this->language->txt('lti_cert_ph_object_title'));
        $placeholders['OBJECT_DESCRIPTION'] = $this->utilHelper->prepareFormOutput($this->language->txt('lti_cert_ph_object_description'));
 
        $placeholders['MASTERY_SCORE'] = $this->utilHelper->prepareFormOutput($this->language->txt('lti_cert_ph_mastery_score'));
        $placeholders['REACHED_SCORE'] = $this->utilHelper->prepareFormOutput($this->language->txt('lti_cert_ph_reached_score'));
 
        return $placeholders;
    }
 
    public function getPlaceholderValues(int $userId, int $objId) : array
    {
        $placeholders = $this->defaultPlaceholderValuesObject->getPlaceholderValues($userId, $objId);
 
        /* @var ilObjLTIConsumer $object */
        $object = $this->objectHelper->getInstanceByObjId($objId);
 
        $placeholders['OBJECT_TITLE'] = $this->utilHelper->prepareFormOutput($object->getTitle());
        $placeholders['OBJECT_DESCRIPTION'] = $this->utilHelper->prepareFormOutput($object->getDescription());
 
        $placeholders['REACHED_SCORE'] = $this->utilHelper->prepareFormOutput($this->getReachedScore((int) $objId, (int) $userId));
 
        return $placeholders;
    }
 
    protected function getReachedScore(int $objectId, int $userId) : string
    {
        try {
            $cmixResult = ilCmiXapiResult::getInstanceByObjIdAndUsrId(
                $objectId,
                $userId
            );
        } catch (ilCmiXapiException $e) {
            $cmixResult = ilCmiXapiResult::getEmptyInstance();
        }
 
        $reachedScore = sprintf('%0.2f %%', $cmixResult->getScore() * 100);
 
        return $reachedScore;
    }
}