问使用事件源进行Xdebug

EN

public function moreAction()
{
    ob_start();
    $maxId = $this->request->getQuery('maxId', 'int');
    header('Cache-Control: no-cache');
    header("Content-Type: text/event-stream\n\n");
    while (1) {
        $result = $this->notificationService->more($maxId);
        if (count($result) > 0) {
            foreach ($result as &$row) {
                if (!empty($row['data'])) {
                    $row['data'] = json_decode($row['data'], true);
                }
            }
            $maxId = $result[0]['id'];
            echo "event: message\n";
            echo "data:".json_encode($result);
            echo "\n\n";
            $this->doFlush();
        }
        sleep(5);
    }
}

protected function doFlush()
{
    if (!headers_sent()) {
        // Disable gzip in PHP.
        ini_set('zlib.output_compression', 0);
        // Force disable compression in a header.
        // Required for flush in some cases (Apache + mod_proxy, nginx, php-fpm).
        header('Content-Encoding: none');
    }
    // Fill-up 4 kB buffer (should be enough in most cases).
    echo str_pad('', 4 * 1024);
    // Flush all buffers.
    do {
        $flushed = @ob_end_flush();
    } while ($flushed);
    @ob_flush();
    flush();
}