Web::_stream PHP Method

    protected function _stream($url, $options)
    {
        $eol = "\r\n";
        $options['header'] = implode($eol, $options['header']);
        $body = @file_get_contents($url, FALSE, stream_context_create(['http' => $options]));
        $headers = isset($http_response_header) ? $http_response_header : [];
        $err = '';
        if (is_string($body)) {
            $match = NULL;
            foreach ($headers as $header) {
                if (preg_match('/Content-Encoding: (.+)/', $header, $match)) {
                    break;
                }
            }
            if ($match) {
                switch ($match[1]) {
                    case 'gzip':
                        $body = gzdecode($body);
                        break;
                    case 'deflate':
                        $body = gzuncompress($body);
                        break;
                }
            }
        } else {
            $tmp = error_get_last();
            $err = $tmp['message'];
        }
        return ['body' => $body, 'headers' => $headers, 'engine' => 'stream', 'cached' => FALSE, 'error' => $err];
    }