thinkphp-wechat/thinkphp/library/think/Response.php
Wenbin.Wang d49c9fde59 代码
2021-12-24 16:40:05 +08:00

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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2018 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
namespace think;
use think\response\Redirect as RedirectResponse;
class Response
{
/**
* 原始数据
* @var mixed
*/
protected $data;
/**
* 应用对象实例
* @var App
*/
protected $app;
/**
* 当前contentType
* @var string
*/
protected $contentType = 'text/html';
/**
* 字符集
* @var string
*/
protected $charset = 'utf-8';
/**
* 状态码
* @var integer
*/
protected $code = 200;
/**
* 是否允许请求缓存
* @var bool
*/
protected $allowCache = true;
/**
* 输出参数
* @var array
*/
protected $options = [];
/**
* header参数
* @var array
*/
protected $header = [];
/**
* 输出内容
* @var string
*/
protected $content = null;
/**
* 架构函数
* @access public
* @param mixed $data 输出数据
* @param int $code
* @param array $header
* @param array $options 输出参数
*/
public function __construct($data = '', $code = 200, array $header = [], $options = [])
{
$this->data($data);
if (!empty($options)) {
$this->options = array_merge($this->options, $options);
}
$this->contentType($this->contentType, $this->charset);
$this->code = $code;
$this->app = Container::get('app');
$this->header = array_merge($this->header, $header);
}
/**
* 创建Response对象
* @access public
* @param mixed $data 输出数据
* @param string $type 输出类型
* @param int $code
* @param array $header
* @param array $options 输出参数
* @return Response
*/
public static function create($data = '', $type = '', $code = 200, array $header = [], $options = [])
{
$class = false !== strpos($type, '\\') ? $type : '\\think\\response\\' . ucfirst(strtolower($type));
if (class_exists($class)) {
return new $class($data, $code, $header, $options);
}
return new static($data, $code, $header, $options);
}
/**
* 发送数据到客户端
* @access public
* @return void
* @throws \InvalidArgumentException
*/
public function send()
{
// 监听response_send
$this->app['hook']->listen('response_send', $this);
// 处理输出数据
$data = $this->getContent();
// Trace调试注入
if ('cli' != PHP_SAPI && $this->app['env']->get('app_trace', $this->app->config('app.app_trace'))) {
$this->app['debug']->inject($this, $data);
}
if (200 == $this->code && $this->allowCache) {
$cache = $this->app['request']->getCache();
if ($cache) {
$this->header['Cache-Control'] = 'max-age=' . $cache[1] . ',must-revalidate';
$this->header['Last-Modified'] = gmdate('D, d M Y H:i:s') . ' GMT';
$this->header['Expires'] = gmdate('D, d M Y H:i:s', $_SERVER['REQUEST_TIME'] + $cache[1]) . ' GMT';
$this->app['cache']->tag($cache[2])->set($cache[0], [$data, $this->header], $cache[1]);
}
}
if (!headers_sent() && !empty($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 . (!is_null($val) ? ':' . $val : ''));
}
}
$this->sendData($data);
if (function_exists('fastcgi_finish_request')) {
// 提高页面响应
fastcgi_finish_request();
}
// 监听response_end
$this->app['hook']->listen('response_end', $this);
// 清空当次请求有效的数据
if (!($this instanceof RedirectResponse)) {
$this->app['session']->flush();
}
}
/**
* 处理数据
* @access protected
* @param mixed $data 要处理的数据
* @return mixed
*/
protected function output($data)
{
return $data;
}
/**
* 输出数据
* @access protected
* @param string $data 要处理的数据
* @return void
*/
protected function sendData($data)
{
echo $data;
}
/**
* 输出的参数
* @access public
* @param mixed $options 输出参数
* @return $this
*/
public function options($options = [])
{
$this->options = array_merge($this->options, $options);
return $this;
}
/**
* 输出数据设置
* @access public
* @param mixed $data 输出数据
* @return $this
*/
public function data($data)
{
$this->data = $data;
return $this;
}
/**
* 是否允许请求缓存
* @access public
* @param bool $cache 允许请求缓存
* @return $this
*/
public function allowCache($cache)
{
$this->allowCache = $cache;
return $this;
}
/**
* 设置响应头
* @access public
* @param string|array $name 参数名
* @param string $value 参数值
* @return $this
*/
public function header($name, $value = null)
{
if (is_array($name)) {
$this->header = array_merge($this->header, $name);
} else {
$this->header[$name] = $value;
}
return $this;
}
/**
* 设置页面输出内容
* @access public
* @param mixed $content
* @return $this
*/
public function content($content)
{
if (null !== $content && !is_string($content) && !is_numeric($content) && !is_callable([
$content,
'__toString',
])
) {
throw new \InvalidArgumentException(sprintf('variable type error %s', gettype($content)));
}
$this->content = (string) $content;
return $this;
}
/**
* 发送HTTP状态
* @access public
* @param integer $code 状态码
* @return $this
*/
public function code($code)
{
$this->code = $code;
return $this;
}
/**
* LastModified
* @access public
* @param string $time
* @return $this
*/
public function lastModified($time)
{
$this->header['Last-Modified'] = $time;
return $this;
}
/**
* Expires
* @access public
* @param string $time
* @return $this
*/
public function expires($time)
{
$this->header['Expires'] = $time;
return $this;
}
/**
* ETag
* @access public
* @param string $eTag
* @return $this
*/
public function eTag($eTag)
{
$this->header['ETag'] = $eTag;
return $this;
}
/**
* 页面缓存控制
* @access public
* @param string $cache 缓存设置
* @return $this
*/
public function cacheControl($cache)
{
$this->header['Cache-control'] = $cache;
return $this;
}
/**
* 设置页面不做任何缓存
* @access public
* @return $this
*/
public function noCache()
{
$this->header['Cache-Control'] = 'no-store, no-cache, must-revalidate, post-check=0, pre-check=0';
$this->header['Pragma'] = 'no-cache';
return $this;
}
/**
* 页面输出类型
* @access public
* @param string $contentType 输出类型
* @param string $charset 输出编码
* @return $this
*/
public function contentType($contentType, $charset = 'utf-8')
{
$this->header['Content-Type'] = $contentType . '; charset=' . $charset;
return $this;
}
/**
* 获取头部信息
* @access public
* @param string $name 头部名称
* @return mixed
*/
public function getHeader($name = '')
{
if (!empty($name)) {
return isset($this->header[$name]) ? $this->header[$name] : null;
}
return $this->header;
}
/**
* 获取原始数据
* @access public
* @return mixed
*/
public function getData()
{
return $this->data;
}
/**
* 获取输出数据
* @access public
* @return mixed
*/
public function getContent()
{
if (null == $this->content) {
$content = $this->output($this->data);
if (null !== $content && !is_string($content) && !is_numeric($content) && !is_callable([
$content,
'__toString',
])
) {
throw new \InvalidArgumentException(sprintf('variable type error %s', gettype($content)));
}
$this->content = (string) $content;
}
return $this->content;
}
/**
* 获取状态码
* @access public
* @return integer
*/
public function getCode()
{
return $this->code;
}
public function __debugInfo()
{
$data = get_object_vars($this);
unset($data['app']);
return $data;
}
}