balticrest/vendor/studio-42/elfinder/php/editors/ZipArchive/editor.php

<?php

class elFinderEditorZipArchive extends elFinderEditor
{
    public function enabled()
    {
        return (!defined('ELFINDER_DISABLE_ZIPEDITOR') || !ELFINDER_DISABLE_ZIPEDITOR) &&
            class_exists('Barryvdh\elFinderFlysystemDriver\Driver') &&
            class_exists('League\Flysystem\Filesystem') &&
            class_exists('League\Flysystem\ZipArchive\ZipArchiveAdapter');
    }
}