class.ilADTExternalLinkPresentationBridge.php

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<?php

declare(strict_types=1);

class ilADTExternalLinkPresentationBridge extends ilADTPresentationBridge
{
    protected function isValidADT(ilADT $a_adt): bool
    {
        return $a_adt instanceof ilADTExternalLink;
    }

    public function getHTML(): string
    {
        if ($this->getADT()->isNull()) {
            return '';
        }

        $presentation_value = $this->getADT()->getUrl();
        $presentation_clickable = ilUtil::makeClickable($presentation_value);

        if (!strlen((string) $this->getADT()->getTitle())) {
            return $this->decorate($presentation_clickable);
        }

        /*
         * BT 35874: Until the refinery (or some other service) can provide
         * links with titles, we have to do some surgery here.
         */
        $presentation_clickable = preg_replace(
            '/>.*<\/a>/',
            '>' . $this->getADT()->getTitle() . '</a>',
            $presentation_clickable
        );
        return $this->decorate($presentation_clickable);
    }

    public function getSortable()
    {
        if (!$this->getADT()->isNull()) {
            return $this->getADT()->getUrl();
        }
        return '';
    }
}