TranslatablePageInsertablesSuggester.php

<?php
declare( strict_types = 1 );
 
namespace MediaWiki\Extension\Translate\PageTranslation;
 
use MediaWiki\Extension\Translate\TranslatorInterface\Insertable\Insertable;
use MediaWiki\Extension\Translate\TranslatorInterface\Insertable\MediaWikiInsertablesSuggester;
 
class TranslatablePageInsertablesSuggester extends MediaWikiInsertablesSuggester {
    public const NAME_PATTERN = '\$[\pL\pN_$-]+';
 
    public function getInsertables( string $text ): array {
        $insertables = parent::getInsertables( $text );
 
        $matches = [];
        $pattern = '/' . self::NAME_PATTERN . '/u';
        preg_match_all( $pattern, $text, $matches, PREG_SET_ORDER );
 
        $new = array_map( static function ( $match ) {
            // Numerical ones are already handled by parent
            if ( ctype_digit( substr( $match[0], 1 ) ) ) {
                return null;
            }
 
            return new Insertable( $match[0], $match[0] );
        }, $matches );
 
        $new = array_filter( $new );
        return array_merge( $insertables, $new );
    }
}