class.ilPortfolioCertificateFileService.php

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<?php
/* Copyright (c) 1998-2019 ILIAS open source, Extended GPL, see docs/LICENSE */
 
use ILIAS\Filesystem\Filesystem;
 
class ilPortfolioCertificateFileService
{
    private $filesystem;
 
    private $logger;
 
 
    const PERSISTENT_CERTIFICATES_DIRECTORY = 'PersistentCertificates/';
 
    const CERTIFICATE_FILENAME = 'certificate.pdf';
 
    public function __construct(Filesystem $filesystem = null, ilLogger $logger = null)
    {
        global $DIC;
 
        if (null === $filesystem) {
            $filesystem = $DIC->filesystem()->storage();
        }
        $this->filesystem = $filesystem;
 
        if (null === $logger) {
            $logger = $DIC->logger()->root();
        }
        $this->logger = $logger;
    }
 
    public function createCertificateFile(int $userId, int $objectId)
    {
        $userCertificateRepository = new ilUserCertificateRepository();
 
        $userCertificate = $userCertificateRepository->fetchActiveCertificate($userId, $objectId);
 
        $dirPath = self::PERSISTENT_CERTIFICATES_DIRECTORY . $userId . '/' . $objectId;
        if (false === $this->filesystem->hasDir($dirPath)) {
            $this->filesystem->createDir($dirPath);
        }
 
        $pdfGenerator = new ilPdfGenerator($userCertificateRepository, $this->logger);
 
        $pdfScalar = $pdfGenerator->generate($userCertificate->getId());
 
        $completePath = $dirPath . '/' . $objectId . '_' . self::CERTIFICATE_FILENAME;
        if ($this->filesystem->has($completePath)) {
            $this->filesystem->delete($completePath);
        }
 
        $this->filesystem->write($completePath, $pdfScalar);
    }
 
    public function deliverCertificate(int $userId, int $objectId)
    {
        $dirPath = self::PERSISTENT_CERTIFICATES_DIRECTORY . $userId . '/' . $objectId;
        $fileName = $objectId . '_' . self::CERTIFICATE_FILENAME;
 
        $completePath = $dirPath . '/' . $fileName;
        if ($this->filesystem->has($completePath)) {
            $userCertificateRepository = new ilUserCertificateRepository();
 
            $userCertificate = $userCertificateRepository->fetchActiveCertificateForPresentation($userId, $objectId);
 
            $downloadFilePath = CLIENT_DATA_DIR . '/' . $completePath;
            $delivery = new \ilFileDelivery($downloadFilePath);
            $delivery->setMimeType(\ilMimeTypeUtil::APPLICATION__PDF);
            $delivery->setConvertFileNameToAsci(true);
            $delivery->setDownloadFileName(\ilFileUtils::getValidFilename($userCertificate->getObjectTitle() . '.pdf'));
 
            $delivery->deliver();
        }
    }
 
    public function deleteUserDirectory(int $userId)
    {
        $dirPath = self::PERSISTENT_CERTIFICATES_DIRECTORY . $userId;
 
        if (true === $this->filesystem->hasDir($dirPath)) {
            $this->filesystem->deleteDir($dirPath);
        }
    }
 
    public function deleteCertificateFile(int $userId, int $objectId)
    {
        $dirPath = self::PERSISTENT_CERTIFICATES_DIRECTORY . $userId;
 
        $completePath = $dirPath . '/' . $objectId . '_' . self::CERTIFICATE_FILENAME;
 
        if ($this->filesystem->has($completePath)) {
            $this->filesystem->delete($completePath);
        }
    }
 
 
    public function createCertificateFilePath(int $userId, int $objectId)
    {
        $dirPath = self::PERSISTENT_CERTIFICATES_DIRECTORY . $userId . '/' . $objectId . '/';
        $fileName = $objectId . '_' . self::CERTIFICATE_FILENAME;
        $completePath = $dirPath . $fileName;
        if ($this->filesystem->has($completePath)) {
            return CLIENT_DATA_DIR . '/' . $completePath;
        }
 
        throw new ilException(sprintf('Certificate File does not exist in "%s"', $completePath));
    }
}