ThinkPHP5学习笔记(6)请求和响应

<?php
namespace app\admin\controller;

use think\Request;
use think\Controller;

class Index extends Controller
{
public function index()
{
return '<style type="text/css">*{ padding: 0; margin: 0; } .think_default_text{ padding: 4px 48px;} a{color:#2E5CD5;cursor: pointer;text-decoration: none} a:hover{text-decoration:underline; } body{ background: #fff; font-family: "Century Gothic","Microsoft yahei"; color: #333;font-size:18px} h1{ font-size: 100px; font-weight: normal; margin-bottom: 12px; } p{ line-height: 1.6em; font-size: 42px }</style><div style="padding: 24px 48px;"> <h1>:)</h1><p> ThinkPHP V5<br/><span style="font-size:30px">十年磨一剑 - 为API开发设计的高性能框架</span></p><span style="font-size:22px;">[ V5.0 版本由 <a href="http://www.qiniu.com" target="qiniu">七牛云</a> 独家赞助发布 ]</span></div><script type="text/javascript" src="http://tajs.qq.com/stats?sId=9347272" charset="UTF-8"></script><script type="text/javascript" src="http://ad.topthink.com/Public/static/client.js"></script><thinkad id="ad_bd568ce7058a1091"></thinkad>';
}

public function hello(){
//  获取请求类型
if(Request::instance()->isGet()) {echo '当前为GET请求';}
if(Request::instance()->isPost())echo '当前为POST请求';
if(Request::instance()->isPut()) echo '当前为PUT请求';
if(Request::instance()->isDelete()) echo '当前为DELETE请求';
if(Request::instance()->isAjax()) echo '当前为AJAX请求';
if(Request::instance()->isPjax()) echo '当前为PJAX请求';
if(Request::instance()->isMobile()) echo '当前为Mobile请求';
if(Request::instance()->isHead()) echo '当前为HEAD请求';
if(Request::instance()->isPatch()) echo '当前为PATCH请求';
if(Request::instance()->isOptions()) echo '当前为OPTIONS请求';
if(Request::instance()->isCli()) echo '当前为cli';
if(Request::instance()->isCgi()) echo '当前为cgi';

if(request()->isGet()){echo '当前为GET请求';};

// 获取URL信息

$request = Request::instance();
$request = request();
echo 'domain:'.$request->domain().'<br/>';
echo 'file:'.$request->baseFile().'<br/>';
echo 'url:'.$request->url().'<br/>';
echo 'url with domain:'.$request->url(true).'<br/>';
echo 'url without query:'.$request->baseUrl().'<br/>';
echo 'root:'.$request->root().'<br/>';
echo 'root with domain:'.$request->root(true).'<br/>';
echo 'pathinfo:'.$request->pathinfo().'<br/>';
echo 'pathinfo:'.$request->path().'<br/>';
echo 'ext'.$request->ext().'<br/>';

// 设置/获取 模块/控制器/操作名称
$request = Request::instance();
echo '当前模块名称是'.$request->module();
echo '当前控制器名称是'.$request->controller();
echo '当前操作名称是'.$request->action();

Request::instance()->module('module_name');
echo '当前模块名称是'.$request->module();

// 获取请求参数
echo '请求方法：'.$request->method().'<br/>';
echo '资源类型：'.$request->type().'<br/>';
echo '访问地址：'.$request->ip().'<br/>';
echo '是否Ajax请求：'.var_export($request->isAjax(),true);
echo '请求参数：';
dump($request->param());
echo '请求参数：仅包含name';
dump($request->only(['name']));
echo '请求参数：排除name';
dump($request->except(['name']));

// 获取路由和调度信息

echo '路由信息';
dump($request->route());

echo '调度信息';
dump($request->dispatch());

// 设置请求信息
$request = Request::instance();
$request->root('index.php');
$request->pathinfo('admin/index/hello');

}

public function hello2(){
$data = ['name'=>'thinkphp','status'=>1];
// 浏览器安装json插件
return json($data);
// return xml($data);
// $this->assign('name','渲染 模板');
// return $this->fetch();
}

// hello3
// 如果没有 extends Controller 就写：
// use \traits\controller\Jump;
public function hello3(){

$this->success('正常的页面跳转','hello');
$this->error('错误的页面跳转','hello2');
$this->redirect('http://tp-shop.cn');
}

public function hello4(){
// 检测变量是否设置
Request::instance()->has('id','get');
Request::instance()->has('name','post');

input('?get.id');
input('?post.name');

// 变量获取
$request = Request::instance();
echo $request->bind('user_name','张三');
echo $request->user_name;

print_r($request->param());
echo '<br/>';
echo $request->param('name');
print_r(input());
echo '<br/>';
echo input('name');

print_r(Request::instance()->param(false));
print_r(Request::instance()->param(true));

echo (input('param.name'));
print_r (input('param.'));
// 或
echo (input('name'));
print_r('');

// 获取GET变量
echo (Request::instance()->get('id'));
echo (Request::instance()->get('name'));
print_r(Request::instance()->get());    // 获取经过过滤的
print_r(Request::instance()->get(false));//获取原始变量
// 或
echo input('get.id');
echo input('get.name');
print_r(input('get.'));

// 获取POST变量
echo (Request::instance()->post('name'));
print_r(Request::instance()->post());
print_r(Request::instance()->post(false));
// 或
echo (input('post.name'));
print_r('post.');

// 获取PUT变量
echo (Request::instance()->put('name'));
print_r (Request::instance()->put());
print_r (Request::instance()->put(false));
// 或
echo (input('put.name'));
print_r(input('put.'));

//  获取REQUEST变量
echo (Request::instance()->request('id'));
print_r(Request::instance()->request());
print_r(Request::instance()->request(false));
// 或
echo (input('request.id'));
print_r (input('request.'));

// 获取SERVER变量
echo (Request::instance()->server('PHP_SELF'));
print_r(Request::instance()->server());
// 或
echo (input('server.PHP_SELF'));
print_r(input('server.'));

//获取SESSION变量
echo (Request::instance()->session('user_id'));
print_r(Request::instance()->session());
// 或
echo (input('session.user_id'));
print_r(input('session.'));

// 获取Cookie变量
echo (Request::instance()->cookie('user_id'));
print_r(Request::instance()->cookie());
// 或
echo (input('cookie.user_id'));
print_r(input('cookie.'));

// 变量过滤
// 在application/config.php中设置
// 'default_filter'=>'htmlspecialchars';
Request::instance()->filter('htmlspecialchars');
Request::instance()->filter(['strip_tags','htmlspecialchars']);
// 在添加变量的时候添加过滤方法
Request::instance()->get('name','','htmlspecialchars');
Request::instance()->param('username','','strip_tags');
Request::instance()->post('name','','org\Filter::safeHtml');

Request::instance()->param('username','','strip_tags,strtolower');

Request::instance()->post('email','','FILTER_VALIDATE_EMAIL');
Request::instance()->post('email','','email');
Request::instance()->get('name','',false);

// 获取部分变量
Request::instance()->only('id,name');
Request::instance()->only(['id','name']);
Request::instance()->only(['id','name'],'get');
Request::instance()->only(['id','name'],'post');

// 排除部分变量
Request::instance()->except('id,name');
Request::instance()->except(['id','name']);
Request::instance()->except(['id','name'],'get');
Request::instance()->except(['id','name'],'post');

//  变量修饰符
input('get.id/d');
input('get.name/s');
input('get.ids/a');
Request::instance()->get('id/d');

}

public function hello5(){
Request::instance()->get(['id'=>10]);
Request::instance()->post(['name'=>'thinkphp']);
// 尽量避免直接修改$_GET,$_POST,也不能直接修改param变量,下面写法无效
// Request::instance()->param(['id'=>10]);

}

}