wikimedia/mediawiki-extensions-Wikibase

<?php

namespace Wikibase\Repo\Specials\HTMLForm;

use MediaWiki\HTMLForm\Field\HTMLTextField;
use Wikibase\Lib\StringNormalizer;

/**
 * A variant of an HTMLTextField that forcefully applies trimming.
 *
 * @license GPL-2.0-or-later
 */
class HTMLTrimmedTextField extends HTMLTextField {

    /**
     * @var StringNormalizer
     */
    private $stringNormalizer;

    public function __construct( array $params ) {
        parent::__construct( $params );

        $this->stringNormalizer = new StringNormalizer();
    }

    public function filter( $value, $alldata ) {
        if ( is_string( $value ) ) {
            $value = $this->stringNormalizer->trimToNFC( $value );
        }

        return parent::filter( $value, $alldata );
    }

}