class.ilCertificateTemplateDeleteAction.php

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

class ilCertificateTemplateDeleteAction implements ilCertificateDeleteAction
{
    private $templateRepository;

    private $rootDirectory;

    private $utilHelper;

    private $objectHelper;

    private $iliasVersion;

    public function __construct(
        ilCertificateTemplateRepository $templateRepository,
        string $rootDirectory = CLIENT_WEB_DIR,
        ilCertificateUtilHelper $utilHelper = null,
        ilCertificateObjectHelper $objectHelper = null,
        $iliasVersion = ILIAS_VERSION_NUMERIC
    ) {
        $this->templateRepository = $templateRepository;

        $this->rootDirectory = $rootDirectory;

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

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

        $this->iliasVersion = $iliasVersion;
    }

    public function delete($templateTemplateId, $objectId)
    {
        $template = $this->templateRepository->fetchCurrentlyUsedCertificate($objectId);

        $this->templateRepository->deleteTemplate($templateTemplateId, $objectId);

        $version = (int) $template->getVersion();
        $certificateTemplate = new ilCertificateTemplate(
            $objectId,
            $this->objectHelper->lookupType($objectId),
            '',
            hash('sha256', ''),
            '',
            $version + 1,
            $this->iliasVersion,
            time(),
            false,
            '',
            ''
        );

        $this->templateRepository->save($certificateTemplate);

        $this->overwriteBackgroundImageThumbnail($certificateTemplate);
    }

    private function overwriteBackgroundImageThumbnail(ilCertificateTemplate $previousTemplate)
    {
        $relativePath = $previousTemplate->getBackgroundImagePath();

        if (null === $relativePath || '' === $relativePath) {
            $relativePath = '/certificates/default/background.jpg';
        }

        $pathInfo = pathinfo($relativePath);

        $newFilePath = $pathInfo['dirname'] . '/background.jpg.thumb.jpg';

        $this->utilHelper->convertImage(
            $this->rootDirectory . $relativePath,
            $this->rootDirectory . $newFilePath,
            'JPEG',
            100
        );
    }
}