thinkphp5.0极速搭建restful风格接口层（实例解析）

<VirtualHost *:80>
    DocumentRoot "D:/webroot/tp5/public"
    ServerName www.tp5-restful.com
    <Directory "D:/webroot/tp5/public">
	DirectoryIndex index.html index.php 
	AllowOverride All
	Order deny,allow
	Allow from all
	</Directory>
</VirtualHost>

LoadModule rewrite_module modules/mod_rewrite.so

<IfModule mod_rewrite.c>
Options +FollowSymlinks -Multiviews
RewriteEngine on

RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_FILENAME} !-f
RewriteRule ^(.*)$ index.php [L,E=PATH_INFO:$1]
</IfModule>

--
-- 数据库: `tprestful`
--

-- --------------------------------------------------------

--
-- 表的结构 `news`
--

CREATE TABLE IF NOT EXISTS `news` (
  `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
  `title` varchar(255) NOT NULL,
  `content` text NOT NULL,
  PRIMARY KEY (`id`)
) ENGINE=MyISAM  DEFAULT CHARSET=utf8 COMMENT='新闻表' AUTO_INCREMENT=1;

--
-- 转存表中的数据 `news`
--

INSERT INTO `news` (`id`, `title`, `content`) VALUES
(1, '新闻1', '新闻1内容'),
(2, '新闻2', '新闻2内容'),
(3, '新闻3', '新闻3内容'),
(4, '房价又涨了', '据新华社消息：上海均价环比上涨5%');

<?php
return [
    // 数据库类型
    'type'           => 'mysql',
    // 服务器地址
    'hostname'       => '127.0.0.1',
    // 数据库名
    'database'       => 'tprestful',
    // 用户名
    'username'       => 'root',
    // 密码
    'password'       => '123456',
    // 端口
    'hostport'       => '',
    // 连接dsn
    'dsn'            => '',
    // 数据库连接参数
    'params'         => [],
    // 数据库编码默认采用utf8
    'charset'        => 'utf8',
    // 数据库表前缀
    'prefix'         => '',
    // 数据库调试模式
    'debug'          => true,
    // 数据库部署方式:0 集中式(单一服务器),1 分布式(主从服务器)
    'deploy'         => 0,
    // 数据库读写是否分离 主从式有效
    'rw_separate'    => false,
    // 读写分离后 主服务器数量
    'master_num'     => 1,
    // 指定从服务器序号
    'slave_no'       => '',
    // 是否严格检查字段是否存在
    'fields_strict'  => true,
    // 数据集返回类型 array 数组 collection Collection对象
    'resultset_type' => 'array',
    // 是否自动写入时间戳字段
    'auto_timestamp' => false,
    // 是否需要进行SQL性能分析
    'sql_explain'    => false,
];

<?php
use think\Route;
Route::get('/',function(){
    return 'Hello,world!';
});
Route::get('news/:id','index/News/read');	//查询
Route::post('news','index/News/add'); 		//新增
Route::put('news/:id','index/News/update'); //修改
Route::delete('news/:id','index/News/delete'); //删除
//Route::any('new/:id','News/read'); 		// 所有请求都支持的路由规则

<?php
namespace app\index\model;
use think\Model;
class News extends Model{
	protected $pk = 'id';
	//protected static $table = 'news';
}

<?php
namespace app\index\controller;
use think\Request;
use think\controller\Rest;

class News extends Rest{
	public function rest(){
        switch ($this->method){
			case 'get': 	//查询
				$this->read($id);
				break;
			case 'post':	//新增
				$this->add();
				break;
			case 'put':		//修改
				$this->update($id);
				break;
			case 'delete':	//删除
				$this->delete($id);
				break;
			
        }
    }
    public function read($id){
		$model = model('News');
		//$data = $model::get($id)->getData();
		//$model = new NewsModel();
		$data=$model->where('id', $id)->find();// 查询单个数据
		return json($data);
    }
	
	public function add(){
		$model = model('News');
		$param=Request::instance()->param();//获取当前请求的所有变量（经过过滤）
		if($model->save($param)){
			return json(["status"=>1]);
		}else{
			return json(["status"=>0]);
		}
    }
	public function update($id){
		$model = model('News');
		$param=Request::instance()->param();
		if($model->where("id",$id)->update($param)){
			return json(["status"=>1]);
		}else{
			return json(["status"=>0]);
		}
    }
	public function delete($id){
		
		$model = model('News');
		$rs=$model::get($id)->delete();
		if($rs){
			return json(["status"=>1]);
		}else{
			return json(["status"=>0]);
		}
    }
}

<?php
require_once './ApiClient.php';

$param = array(
  'title' => '房价又涨了',
  'content' => '据新华社消息：上海均价环比上涨5%'
);
$api_url = 'http://www.tp5-restful.com/news/4'; 
$rest = new restClient($api_url, $param, 'get');
$info = $rest->doRequest();
//$status = $rest->status;//获取curl中的状态信息


$api_url = 'http://www.tp5-restful.com/news'; 
$rest = new restClient($api_url, $param, 'post');
$info = $rest->doRequest();

$api_url = 'http://www.tp5-restful.com/news/4'; 
$rest = new restClient($api_url, $param, 'put');
$info = $rest->doRequest();

echo '<pre/>';
print_r($info);exit;

$api_url = 'http://www.tp5-restful.com/news/4'; 
$rest = new restClient($api_url, $param, 'delete');
$info = $rest->doRequest();
?>

<?php
class restClient
{
  //请求的token
  const token='yangyulong';
  
  //请求url
  private $url;
    
  //请求的类型
  private $requestType;
    
  //请求的数据
  private $data;
    
  //curl实例
  private $curl;
  
  public $status;
  
  private $headers = array();
  /**
   * [__construct 构造方法, 初始化数据]
   * @param [type] $url     请求的服务器地址
   * @param [type] $requestType 发送请求的方法
   * @param [type] $data    发送的数据
   * @param integer $url_model  路由请求方式
   */
  public function __construct($url, $data = array(), $requestType = 'get') {
      
    //url是必须要传的,并且是符合PATHINFO模式的路径
    if (!$url) {
      return false;
    }
    $this->requestType = strtolower($requestType);
    $paramUrl = '';
    // PATHINFO模式
    if (!empty($data)) {
      foreach ($data as $key => $value) {
        $paramUrl.= $key . '=' . $value.'&';
      }
      $url = $url .'?'. $paramUrl;
    }
      
    //初始化类中的数据
    $this->url = $url;
      
    $this->data = $data;
    try{
      if(!$this->curl = curl_init()){
        throw new Exception('curl初始化错误：');
      };
    }catch (Exception $e){
      echo '<pre class="brush:php;toolbar:false">';
      print_r($e->getMessage());
      echo '