InstructionFileManager.php

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<?php

declare(strict_types=1);

namespace ILIAS\Exercise\InstructionFile;

use ILIAS\ResourceStorage\Stakeholder\ResourceStakeholder;
use ILIAS\Repository\IRSS\ResourceInformation;
use ILIAS\ResourceStorage\Collection\ResourceCollection;
use ILIAS\Filesystem\Stream\FileStream;

class InstructionFileManager
{
    protected \ilExcInstructionFilesStakeholder $stakeholder;
    protected \ILIAS\FileUpload\FileUpload $upload;
    protected int $ass_id;
    protected InstructionFileRepository $repo;

    public function __construct(
        int $ass_id,
        InstructionFileRepository $repo,
        \ilExcInstructionFilesStakeholder $stakeholder
    ) {
        global $DIC;

        $this->upload = $DIC->upload();

        $this->repo = $repo;
        $this->ass_id = $ass_id;
        $this->stakeholder = $stakeholder;
    }

    public function getStakeholder(): ResourceStakeholder
    {
        return $this->stakeholder;
    }

    public function getCollectionIdString(): string
    {
        return $this->repo->getIdStringForAssId($this->ass_id);
    }

    public function createCollection(): void
    {
        $this->repo->createCollection($this->ass_id);
    }

    public function importFromLegacyUpload(array $file_input): void
    {
        $this->repo->importFromLegacyUpload(
            $this->ass_id,
            $file_input,
            $this->stakeholder
        );
    }

    public function importFromDirectory(string $dir): void
    {
        $this->repo->importFromDirectory(
            $this->ass_id,
            $dir,
            $this->stakeholder
        );
    }

    public function deleteCollection(): void
    {
        $this->repo->deleteCollection(
            $this->ass_id,
            $this->stakeholder
        );
    }

    public function getCollection(): ?ResourceCollection
    {
        return $this->repo->getCollection($this->ass_id);
    }

    public function getFiles(): array
    {
        if ($this->repo->hasCollection($this->ass_id)) {
            return array_map(function (ResourceInformation $info): array {
                return [
                    'rid' => $info->getRid(),
                    'name' => $info->getTitle(),
                    'size' => $info->getSize(),
                    'ctime' => $info->getCreationTimestamp(),
                    'fullpath' => $info->getSrc(),
                    'mime' => $info->getMimeType(), // this is additional to still use the image delivery in class.ilExAssignmentGUI.php:306
                    'order' => 0 // sorting is currently not supported
                ];
            }, iterator_to_array($this->repo->getCollectionResourcesInfo($this->ass_id)));
        }
        return [];
    }

    public function deliver(string $full_path, string $file): void
    {
        if ($this->repo->hasCollection($this->ass_id)) {
            $this->repo->deliverFile($this->ass_id, $file);
        }
    }

    public function getStream(
        string $rid
    ): ?FileStream {
        return $this->repo->getStream($this->ass_id, $rid);
    }

    public function cloneTo(
        int $to_ass_id
    ): void {
        $this->repo->clone($this->ass_id, $to_ass_id);
    }
}