class.ilCertificateScormPdfFilename.php

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<?php

declare(strict_types=1);

class ilCertificateScormPdfFilename implements ilCertificateFilename
{
    public function __construct(
        private readonly ilCertificateFilename $origin,
        private readonly ilLanguage $lng,
        private readonly ilSetting $scormSetting
    ) {
    }

    public function createFileName(ilUserCertificatePresentation $presentation): string
    {
        $fileName = $this->origin->createFileName($presentation);

        if (null === $presentation->getUserCertificate()) {
            $fileNameParts = implode('_', array_filter([
                $this->lng->txt('certificate_var_user_lastname'),
                $this->scormSetting->get('certificate_short_name_' . $presentation->getObjId(), ''),
            ]));
        } else {
            $short_name = $this->scormSetting->get('certificate_short_name_' . $presentation->getObjId(), '');
            $fileNameParts = implode('_', array_filter([
                $presentation->getUserName(),
                $short_name ?: $presentation->getObjectTitle(),
            ]));
        }

        return implode('_', array_filter([
            date('ymd'),
            $fileNameParts,
            $fileName
        ]));
    }
}