class.ilPDSelectedItemsBlockListGUIFactory.php

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<?php

declare(strict_types=1);

class ilPDSelectedItemsBlockListGUIFactory
{
    protected static array $list_by_type = [];
    protected ilObjectDefinition $objDefinition;
    protected ilPDSelectedItemsBlockGUI $block;
    protected ilPDSelectedItemsBlockViewGUI $blockView;

    public function __construct(
        ilPDSelectedItemsBlockGUI $block,
        ilPDSelectedItemsBlockViewGUI $blockView
    ) {
        global $DIC;

        $this->objDefinition = $DIC['objDefinition'];
        $this->block = $block;
        $this->blockView = $blockView;
    }

    public function byType(string $a_type): ilObjectListGUI
    {
        if (!array_key_exists($a_type, self::$list_by_type)) {
            $class = $this->objDefinition->getClassName($a_type);
            if (!$class) {
                throw new ilException(sprintf("Could not find a class for object type: %s", $a_type));
            }

            $location = $this->objDefinition->getLocation($a_type);
            if (!$location) {
                throw new ilException(sprintf("Could not find a class location for object type: %s", $a_type));
            }

            $full_class = 'ilObj' . $class . 'ListGUI';
            require_once $location . '/class.' . $full_class . '.php';
            $item_list_gui = new $full_class();

            $item_list_gui->setContainerObject($this->block);
            $item_list_gui->enableNotes(false);
            $item_list_gui->enableComments(false);
            $item_list_gui->enableTags(false);

            $item_list_gui->enableIcon(true);
            $item_list_gui->enableDelete(false);
            $item_list_gui->enableCut(false);
            $item_list_gui->enableCopy(false);
            $item_list_gui->enableLink(false);
            $item_list_gui->enableInfoScreen(true);

            $item_list_gui->enableCommands(true, true);

            self::$list_by_type[$a_type] = $item_list_gui;
        }

        return (clone self::$list_by_type[$a_type]);
    }
}