class.ilFileDataForum.php

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<?php

declare(strict_types=1);

class ilFileDataForum implements ilFileDataForumInterface
{
    private array $posting_cache = [];
    private ilFileDataForumLegacyImplementation $legacy_implementation;
    private ilFileDataForumRCImplementation $rc_implementation;

    public function __construct(
        private readonly int $obj_id = 0,
        private readonly int $pos_id = 0
    ) {
        $this->legacy_implementation = new ilFileDataForumLegacyImplementation(
            $this->obj_id,
            $this->pos_id
        );
        $this->rc_implementation = new ilFileDataForumRCImplementation(
            $this->obj_id,
            $this->pos_id
        );
    }

    private function getCurrentPosting(): ilForumPost
    {
        if (isset($this->posting_cache[$this->pos_id])) {
            return $this->posting_cache[$this->pos_id];
        }

        return $this->posting_cache[$this->pos_id] = new ilForumPost($this->pos_id);
    }

    private function getImplementation(): ilFileDataForumInterface
    {
        $posting = $this->getCurrentPosting();
        if ($posting->getRCID() !== ilForumPost::NO_RCID) {
            return $this->rc_implementation;
        }

        return $this->legacy_implementation;
    }

    public function getObjId(): int
    {
        return $this->getImplementation()->getObjId();
    }

    public function getPosId(): int
    {
        return $this->getImplementation()->getPosId();
    }

    public function setPosId(int $posting_id): void
    {
        $this->getImplementation()->setPosId($posting_id);
    }

    public function getForumPath(): string
    {
        return $this->getImplementation()->getForumPath();
    }

    public function getFilesOfPost(): array
    {
        return $this->getImplementation()->getFilesOfPost();
    }

    public function moveFilesOfPost(int $new_frm_id = 0): bool
    {
        return $this->getImplementation()->moveFilesOfPost($new_frm_id);
    }

    public function ilClone(int $new_obj_id, int $new_posting_id): bool
    {
        return $this->getImplementation()->ilClone($new_obj_id, $new_posting_id);
    }

    public function delete(array $posting_ids_to_delete = null): bool
    {
        return $this->getImplementation()->delete($posting_ids_to_delete);
    }

    public function storeUploadedFiles(): bool
    {
        return $this->rc_implementation->storeUploadedFiles();
    }

    public function unlinkFile(string $filename): bool
    {
        return $this->getImplementation()->unlinkFile($filename);
    }

    public function getFileDataByMD5Filename(string $hashed_filename): ?array
    {
        return $this->getImplementation()->getFileDataByMD5Filename($hashed_filename);
    }

    public function unlinkFilesByMD5Filenames($hashed_filename_or_filenames): bool
    {
        return $this->getImplementation()->unlinkFilesByMD5Filenames($hashed_filename_or_filenames);
    }


    public function deliverFile(string $file): void
    {
        $this->getImplementation()->deliverFile($file);
    }

    public function deliverZipFile(): bool
    {
        return $this->getImplementation()->deliverZipFile();
    }

    public function importPath(string $path_to_file, int $posting_id): void
    {
        // Importing is only possible for IRSS based files
        $this->setPosId($posting_id);
        $this->rc_implementation->importFileToCollection($path_to_file, $this->getCurrentPosting());
    }
}