PHPPM\ProcessSlave::prepareEnvironment PHP Method

    protected function prepareEnvironment(\React\Http\Request $request)
    {
        $_SERVER = $this->baseServer;
        $_SERVER['REQUEST_METHOD'] = $request->getMethod();
        $_SERVER['REQUEST_TIME'] = (int) microtime(true);
        $_SERVER['REQUEST_TIME_FLOAT'] = microtime(true);
        $_SERVER['QUERY_STRING'] = http_build_query($request->getQuery());
        foreach ($request->getHeaders() as $name => $value) {
            $_SERVER['HTTP_' . strtoupper(str_replace('-', '_', $name))] = $value;
        }
        //We receive X-PHP-PM-Remote-IP from ProcessManager.
        //This header is only used to proxy the remoteAddress from master -> slave.
        $_SERVER['REMOTE_ADDR'] = $_SERVER['HTTP_X_PHP_PM_REMOTE_IP'];
        unset($_SERVER['HTTP_X_PHP_PM_REMOTE_IP']);
        $_SERVER['SERVER_NAME'] = isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : '';
        $_SERVER['REQUEST_URI'] = $request->getPath();
        $_SERVER['DOCUMENT_ROOT'] = isset($_ENV['DOCUMENT_ROOT']) ? $_ENV['DOCUMENT_ROOT'] : getcwd();
        $_SERVER['SCRIPT_NAME'] = isset($_ENV['SCRIPT_NAME']) ? $_ENV['SCRIPT_NAME'] : 'index.php';
        $_SERVER['SCRIPT_FILENAME'] = rtrim($_SERVER['DOCUMENT_ROOT'], '/') . '/' . $_SERVER['SCRIPT_NAME'];
    }