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<?php


if ( ! function_exists('build_url'))
{
    /**
     * @param array $parts
     * @return string
     */
    function build_url(array $parts)
    {
        $scheme   = isset($parts['scheme']) ? ($parts['scheme'] . '://') : '';

        $host     = $parts['host'] ?? '';
        $port     = isset($parts['port']) ? (':' . $parts['port']) : '';

        $user     = $parts['user'] ?? '';
        $pass     = isset($parts['pass']) ? (':' . $parts['pass'])  : '';
        $pass     = ($user || $pass) ? ($pass . '@') : '';

        $path     = $parts['path'] ?? '';

        $query    = isset($parts['query']) ? ('?' . $parts['query']) : '';

        $fragment = isset($parts['fragment']) ? ('#' . $parts['fragment']) : '';

        return implode('', [$scheme, $user, $pass, $host, $port, $path, $query, $fragment]);
    }
}