trait.ilObjFileCopyrightInput.php

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<?php

declare(strict_types=1);
use ILIAS\UI\Factory;

use ILIAS\UI\Implementation\Component\Input\Field\Radio;

trait ilObjFileCopyrightInput
{
    public function getCopyrightSelectionInput(string $lang_var_title): Radio
    {
        static $copyright_input;
        // we chache the input field to avoid multiple creation in lists
        if ($copyright_input !== null) {
            return $copyright_input;
        }

        $copyright_input = $this->getUIFactory()->input()->field()->radio($this->getLanguage()->txt($lang_var_title));
        $copyright_options = ilMDCopyrightSelectionEntry::_getEntries();
        $default_entry_id = ilMDCopyrightSelectionEntry::getDefault();
        foreach ($copyright_options as $copyright_option) {
            if ($copyright_option->getOutdated()) {
                continue;
            }
            $entry_id = $copyright_option->getEntryId();
            $copyright_input = $copyright_input->withOption(
                (string) $entry_id,
                $copyright_option->getTitle(),
                $copyright_option->getDescription()
            );
            if ($entry_id === $default_entry_id) {
                $copyright_input = $copyright_input->withValue($entry_id);
            }
        }

        return $copyright_input;
    }

    abstract protected function getUIFactory(): Factory;

    abstract protected function getLanguage(): \ilLanguage;
}