/**
* 发送数据到客户端
* @access public
* @return mixed
* @throws \InvalidArgumentException
*/
public function send()
{
// 处理输出数据
$data = $this->getContent();
// Trace调试注入
if (Env::get('app_trace', Config::get('app_trace'))) {
Debug::inject($this, $data);
}
if (!headers_sent() && !empty($this->header)) {
// 发送状态码
http_response_code($this->code);
// 发送头部信息
foreach ($this->header as $name => $val) {
header($name . ':' . $val);
}
}
if (200 == $this->code) {
$cache = Request::instance()->getCache();
if ($cache) {
header('Cache-Control: max-age=' . $cache[1] . ',must-revalidate');
header('Last-Modified:' . gmdate('D, d M Y H:i:s') . ' GMT');
header('Expires:' . gmdate('D, d M Y H:i:s', $_SERVER['REQUEST_TIME'] + $cache[1]) . ' GMT');
$header['Content-Type'] = $this->header['Content-Type'];
Cache::set($cache[0], [$data, $header], $cache[1]);
}
}
echo $data;
if (function_exists('fastcgi_finish_request')) {
// 提高页面响应
fastcgi_finish_request();
}
// 监听response_end
Hook::listen('response_end', $this);
// 清空当次请求有效的数据
Session::flush();
}
