class.ilStudyProgrammePlaceholderValues.php

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<?php
/* Copyright (c) 1998-2018 ILIAS open source, Extended GPL, see docs/LICENSE */

class ilStudyProgrammePlaceholderValues implements ilCertificatePlaceholderValues
{
    private $defaultPlaceholderValuesObject;

    private $language;

    private $objectHelper;

    private $participantsHelper;

    private $ilUtilHelper;

    public function __construct(
        ilDefaultPlaceholderValues $defaultPlaceholderValues = null,
        ilLanguage $language = null,
        ilCertificateObjectHelper $objectHelper = null,
        ilCertificateParticipantsHelper $participantsHelper = null,
        ilCertificateUtilHelper $ilUtilHelper = null
    ) {
        if (null === $language) {
            global $DIC;
            $language = $DIC->language();
            $language->loadLanguageModule('certificate');
        }
        $this->language = $language;

        if (null === $defaultPlaceholderValues) {
            $defaultPlaceholderValues = new ilDefaultPlaceholderValues();
        }

        if (null === $objectHelper) {
            $objectHelper = new ilCertificateObjectHelper();
        }
        $this->objectHelper = $objectHelper;

        if (null === $participantsHelper) {
            $participantsHelper = new ilCertificateParticipantsHelper();
        }
        $this->participantsHelper = $participantsHelper;

        if (null === $ilUtilHelper) {
            $ilUtilHelper = new ilCertificateUtilHelper();
        }
        $this->ilUtilHelper = $ilUtilHelper;

        $this->defaultPlaceholderValuesObject = $defaultPlaceholderValues;
    }

    public function getPlaceholderValues(int $userId, int $objId) : array
    {
        $object = $this->objectHelper->getInstanceByObjId($objId);
        $placeholders = $this->defaultPlaceholderValuesObject->getPlaceholderValues($userId, $objId);
        $latest_progress = array_reduce(
            $object->getProgressesOf($userId),
            function ($one, $other) {
                if ($one !== null && $one->isSuccessful() && $other !== null && $other->isSuccessful()) {
                    return
                        $one->getCompletionDate()->format('Y-m-d H:i:s') > $other->getCompletionDate()->format('Y-m-d H:i:s') ?
                        $one :
                        $other;
                }
                if ($one !== null && $one->isSuccessful()) {
                    return $one;
                }
                if ($other !== null && $other->isSuccessful()) {
                    return $other;
                }
                return null;
            }
        );

        if (!$latest_progress) {
            throw new \ilInvalidCertificateException('PRG: no valid progress for user ' . $userId . ' while generating certificate');
        }

        $type = $object->getSubType();
        $placeholders['PRG_TITLE'] = ilUtil::prepareFormOutput($object->getTitle());
        $placeholders['PRG_DESCRIPTION'] = ilUtil::prepareFormOutput($object->getDescription());
        $placeholders['PRG_TYPE'] = ilUtil::prepareFormOutput($type ? $type->getTitle() : '');
        $placeholders['PRG_POINTS'] = ilUtil::prepareFormOutput($object->getPoints());
        $placeholders['PRG_COMPLETION_DATE'] = ilUtil::prepareFormOutput($latest_progress->getCompletionDate() instanceof \DateTimeImmutable ? $latest_progress->getCompletionDate()->format('d.m.Y') : '');
        $placeholders['PRG_EXPIRES_AT'] = ilUtil::prepareFormOutput($latest_progress->getValidityOfQualification() instanceof \DateTimeImmutable ? $latest_progress->getValidityOfQualification()->format('d.m.Y') : '');
        return $placeholders;
    }

    public function getPlaceholderValuesForPreview(int $userId, int $objId)
    {
        $placeholders = $this->defaultPlaceholderValuesObject->getPlaceholderValuesForPreview($userId, $objId);

        $object = $this->objectHelper->getInstanceByObjId($objId);
        $type = $object->getSubType();
        $today = ilUtil::prepareFormOutput((new DateTime())->format('d.m.Y'));
        $placeholders['PRG_TITLE'] = ilUtil::prepareFormOutput($object->getTitle());
        $placeholders['PRG_DESCRIPTION'] = ilUtil::prepareFormOutput($object->getDescription());
        $placeholders['PRG_TYPE'] = ilUtil::prepareFormOutput($type ? $type->getTitle() : '');
        $placeholders['PRG_POINTS'] = ilUtil::prepareFormOutput($object->getPoints());
        $placeholders['PRG_COMPLETION_DATE'] = $today;
        $placeholders['PRG_EXPIRES_AT'] = $today;
        return $placeholders;
    }
}