ByTitle.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\ResourceStorage\Collection\Sorter;
 
use ILIAS\ResourceStorage\Identification\ResourceIdentification;
 
class ByTitle extends AbstractBaseSorter implements CollectionSorter
{
    protected function sortResourceIdentification(array $identifications): array
    {
        usort($identifications, function (ResourceIdentification $a, ResourceIdentification $b): int {
            $a_title = $this->resource_builder->get($a)->getCurrentRevision()->getInformation()->getTitle();
            $b_title = $this->resource_builder->get($b)->getCurrentRevision()->getInformation()->getTitle();
            return strcmp($a_title, $b_title);
        });
        return $identifications;
    }
}