DataHelper.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\MetaData\Services\DataHelper;
 
use ILIAS\MetaData\Elements\Data\DataInterface;
use ILIAS\MetaData\DataHelper\DataHelperInterface as InternalDataHelper;
use ILIAS\MetaData\Presentation\DataInterface as DataPresentation;
 
class DataHelper implements DataHelperInterface
{
    protected InternalDataHelper $internal_helper;
    protected DataPresentation $data_presentation;
 
    public function __construct(
        InternalDataHelper $internal_helper,
        DataPresentation $data_presentation
    ) {
        $this->data_presentation = $data_presentation;
        $this->internal_helper = $internal_helper;
    }
 
    public function makePresentable(DataInterface $data): string
    {
        return $this->data_presentation->dataValue($data);
    }
 
    public function makePresentableAsList(string $separator, DataInterface ...$data): string
    {
        $presentable = [];
        foreach ($data as $datum) {
            $presentable[] = $this->makePresentable($datum);
        }
        return implode($separator, $presentable);
    }
 
    public function durationToArray(string $duration): array
    {
        $array = [];
        foreach ($this->internal_helper->durationToIterator($duration) as $value) {
            $array[] = is_null($value) ? $value : (int) $value;
        }
        return $array;
    }
 
    public function durationToSeconds(string $duration): int
    {
        return $this->internal_helper->durationToSeconds($duration);
    }
 
    public function datetimeToObject(string $datetime): \DateTimeImmutable
    {
        return $this->internal_helper->datetimeToObject($datetime);
    }
 
    public function durationFromIntegers(
        ?int $years,
        ?int $months,
        ?int $days,
        ?int $hours,
        ?int $minutes,
        ?int $seconds
    ): string {
        return $this->internal_helper->durationFromIntegers(
            $years,
            $months,
            $days,
            $hours,
            $minutes,
            $seconds
        );
    }
 
    public function datetimeFromObject(\DateTimeImmutable $object): string
    {
        return $this->internal_helper->datetimeFromObject($object);
    }
 
    public function getAllLanguages(): array
    {
        $languages = [];
        foreach ($this->internal_helper->getAllLanguages() as $language) {
            $languages[] = new LabelledValue(
                $language,
                $this->data_presentation->language($language)
            );
        }
        return $languages;
    }
}