IIMManager.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\COPage\PC\InteractiveImage;
 
use ILIAS\COPage\InternalDomainService;
use ILIAS\FileUpload\Location;
use ILIAS\FileUpload\FileUpload;
use ILIAS\FileUpload\Handler\BasicHandlerResult;
use ILIAS\FileUpload\DTO\UploadResult;
use ILIAS\FileUpload\Handler\HandlerResult;
 
class IIMManager
{
    protected \ILIAS\MediaObjects\MediaObjectManager $media_manager;
    protected \ilLogger $log;
    protected InternalDomainService $domain;
    protected \ILIAS\COPage\Dom\DomUtil $dom_util;
 
    public function __construct(
        InternalDomainService $domain
    ) {
        global $DIC;
        $this->domain = $domain;
        $this->dom_util = $DIC->copage()->internal()->domain()->domUtil();
        if (isset($DIC['ilLoggerFactory'])) {
            $this->log = $domain->log();
        }
        $this->media_manager = $DIC->mediaObjects()->internal()->domain()->mediaObject();
    }
 
    public function handleUploadResult(
        FileUpload $upload,
        UploadResult $result,
        ?\ilObjMediaObject $mob = null
    ): BasicHandlerResult {
        $this->log->debug("Handle mob upload");
        $title = $result->getName();
        $this->log->debug($title);
 
        if (is_null($mob)) {
            $this->log->debug("New...");
            $mob = new \ilObjMediaObject();
            $mob->setTitle($title);
            $mob->setDescription("");
            $mob->create();
 
            $media_item = $mob->addMediaItemFromUpload(
                "Standard",
                $result
            );
        } else {
            $this->log->debug("Update...");
            $media_item = $mob->replaceMediaItemFromUpload(
                "Standard",
                $result
            );
        }
        $mob->update();
 
        return new BasicHandlerResult(
            "mob_id",
            HandlerResult::STATUS_OK,
            (string) $mob->getId(),
            ''
        );
    }
 
    public function handleOverlayUpload(
        \ilObjMediaObject $mob,
        FileUpload $upload,
        UploadResult $result
    ): BasicHandlerResult {
        $mob->addAdditionalFileFromUpload(
            $result,
            "overlays"
        );
        $mob->makeThumbnail(
            "overlays/" . $result->getName(),
            "thumb/" . $this->getOverlayThumbnailName($result->getName())
        );
        return new BasicHandlerResult(
            "mob_id",
            HandlerResult::STATUS_OK,
            (string) $mob->getId(),
            ''
        );
    }
 
    public function getOverlayWebPath(\ilObjMediaObject $mob, string $file): string
    {
        return $this->media_manager->getLocalSrc($mob->getId(), "/overlays/" . $file);
    }
 
    public function getOverlayThumbnailPath(\ilObjMediaObject $mob, string $file): string
    {
        return $this->media_manager->getLocalSrc($mob->getId(), "/thumb/" . $file);
    }
 
    protected function getOverlayThumbnailName(string $file): string
    {
        $piname = pathinfo($file);
        return basename($file, "." . $piname['extension']) . ".png";
    }
 
    public function getOverlays(\ilObjMediaObject $mob): array
    {
        $overlays = [];
        foreach ($mob->getFilesOfDirectory("/overlays") as $file) {
            $file = $file["basename"];
            $overlays[] = [
                "name" => $file,
                "thumbpath" => $this->getOverlayThumbnailPath($mob, $file),
                "webpath" => $this->getOverlayWebPath($mob, $file)
            ];
        }
        return $overlays;
    }
 
    public function resolveIIMMediaAliases(
        \DOMDocument $dom,
        array $a_mapping
    ): bool {
        // resolve normal internal links
        $path = "//InteractiveImage/MediaAlias";
        $changed = false;
        $nodes = $this->dom_util->path($dom, $path);
        foreach ($nodes as $node) {
            $old_id = $node->getAttribute("OriginId");
            if (($a_mapping[$old_id] ?? 0) > 0) {
                $node->setAttribute("OriginId", "il__mob_" . $a_mapping[$old_id]);
                $changed = true;
            }
        }
        return $changed;
    }
}