<?PHP
/**
 * Contains a class of blacklists for unwanted terms.
 *
 * @author Joshua Ramon Enslin <joshua@museum-digital.de>
 */
declare(strict_types = 1);

/**
 * Contains lists of disallowed terms by language.
 */
final class NodaBlacklistedTerms {
    /**
     * A blacklist of disallowed tags. All entries are listed in full lowercase.
     */
    const TAG_BLACKLIST = [
        'de' => [
            'sonstige',
            'sonst.',
            'sonst',
            'andere',
            'weiteres',
        ]
    ];

    /**
     * Checks if an tag name is blacklisted.
     *
     * @param string $lang Input language.
     * @param string $name Input name to check.
     *
     * @return boolean
     */
    public static function tagIsInBlacklist(string $lang, string $name):bool {

        $toCheck = \strtolower($name);

        if (!isset(self::TAG_BLACKLIST[$lang])) {
            return false;
        }

        if (\in_array($toCheck, self::TAG_BLACKLIST[$lang], true)) {
            return true;
        }

        return false;

    }
}