ClipboardRetrieval.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\MediaPool\Clipboard;
 
use ILIAS\Data\Order;
use ILIAS\Data\Range;
use ILIAS\Repository\RetrievalBase;
use ILIAS\Repository\RetrievalInterface;
 
class ClipboardRetrieval implements RetrievalInterface
{
    use RetrievalBase;
 
    public function __construct(
        protected \ilObjUser $user
    ) {
    }
 
    public function getData(
        array $fields,
        ?Range $range = null,
        ?Order $order = null,
        array $filter = [],
        array $parameters = []
    ): \Generator {
        $data = [];
        foreach (["mob", "incl"] as $type) {
            foreach ($this->user->getClipboardObjects($type) as $item) {
                $item["source_id"] = $item["id"];
                $item["id"] = $type . ":" . $item["id"];
                $data[] = $item;
            }
        }
 
        $data = $this->applyOrder($data, $order);
        $data = $this->applyRange($data, $range);
 
        foreach ($data as $row) {
            yield $row;
        }
    }
 
    public function count(array $filter, array $parameters): int
    {
        return count($this->getClipboardObjects());
    }
 
    public function isFieldNumeric(string $field): bool
    {
        return false;
    }
 
    protected function getClipboardObjects(): array
    {
        return array_merge(
            $this->user->getClipboardObjects("mob"),
            $this->user->getClipboardObjects("incl")
        );
    }
}