class.ilClassificationProvider.php

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<?php
 
use Psr\Http\Message\RequestInterface;
 
abstract class ilClassificationProvider
{
    protected int $parent_ref_id;
    protected int $parent_obj_id;
    protected string $parent_type;
    protected RequestInterface $request;
 
    public function __construct(
        int $a_parent_ref_id,
        int $a_parent_obj_id,
        string $a_parent_obj_type
    ) {
        global $DIC;
 
        $this->request = $DIC->http()->request();
        $this->parent_ref_id = $a_parent_ref_id;
        $this->parent_obj_id = $a_parent_obj_id;
        $this->parent_type = $a_parent_obj_type;
 
        $this->init();
    }
 
    protected function init(): void
    {
    }
 
    public static function getValidProviders(
        int $a_parent_ref_id,
        int $a_parent_obj_id,
        string $a_parent_obj_type
    ): array {
        $res = array();
 
        if (ilTaxonomyClassificationProvider::isActive($a_parent_ref_id, $a_parent_obj_id, $a_parent_obj_type)) {
            $res[] = new ilTaxonomyClassificationProvider($a_parent_ref_id, $a_parent_obj_id, $a_parent_obj_type);
        }
 
        if (ilTaggingClassificationProvider::isActive($a_parent_ref_id, $a_parent_obj_id, $a_parent_obj_type)) {
            $res[] = new ilTaggingClassificationProvider($a_parent_ref_id, $a_parent_obj_id, $a_parent_obj_type);
        }
 
        return $res;
    }
 
    abstract public static function isActive(
        int $a_parent_ref_id,
        int $a_parent_obj_id,
        string $a_parent_obj_type
    ): bool;
 
    abstract public function render(array &$a_html, object $a_parent_gui): void;
 
    abstract public function importPostData(?array $a_saved = null): array;
 
    abstract public function setSelection(array $a_value): void;
 
    abstract public function getFilteredObjects(): array;
 
    public function initListGUI(ilObjectListGUI $a_list_gui): void
    {
    }
}