TaxonomyManager.php

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<?php

declare(strict_types=1);

namespace ILIAS\Glossary\Taxonomy;

use ILIAS\Taxonomy\DomainService;

class TaxonomyManager
{
    protected DomainService $tax_domain;
    protected \ilObjGlossary $glossary;

    public function __construct(
        DomainService $tax_domain,
        \ilObjGlossary $glossary
    ) {
        $this->glossary = $glossary;
        $this->tax_domain = $tax_domain;
    }

    public function showInEditing(): bool
    {
        if (!$this->tax_domain->isActivated($this->glossary->getId())) {
            return false;
        }
        $usage = $this->tax_domain->getUsageOfObject($this->glossary->getId());
        return count($usage) === 1;
    }
    public function showInPresentation(): bool
    {
        return $this->showInEditing() && $this->glossary->getShowTaxonomy();
    }

    public function getTaxonomyId(): int
    {
        $usage = $this->tax_domain->getUsageOfObject($this->glossary->getId());
        if (count($usage) === 1) {
            return (int) current($usage);
        }
        return 0;
    }
}