Method getPrimaryAdminUsername

src/FileRise/Domain/UserModel.php:251–280

* Return the first admin username from users.txt order. */

()

     * Return the first admin username from users.txt order.
     */
    public static function getPrimaryAdminUsername(): string
    {
        self::ensureUserCaseMigration();
        $usersFile = USERS_DIR . USERS_FILE;
        if (!file_exists($usersFile)) {
            return '';
        }

        $lines = file($usersFile, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES) ?: [];
        foreach ($lines as $line) {
            $line = trim($line);
            if ($line === '') {
                continue;
            }
            $parts = explode(':', $line);
            if (count($parts) < 3) {
                continue;
            }
            $username = $parts[0];
            $role = trim((string)$parts[2]);
            if (!preg_match(REGEX_USER, $username)) {
                continue;
            }
            if ($role === '1') {
                return $username;
            }
        }

        return '';
    }

    /**
     * Add a user.