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PHP creates a cross-platform restfule interface based on curl extension

高洛峰
高洛峰Original
2017-01-19 09:16:231179browse

restfule interface
Applicable platforms: Cross-platform
Depends on: curl extension
git: https://git.oschina.net/anziguoer/restAPI

ApiServer.php

<?php
/**
 * @Author: yangyulong
 * @Email : anziguoer@sina.com
 * @Date:  2015-04-30 05:38:34
 * @Last Modified by:  yangyulong
 * @Last Modified time: 2015-04-30 17:14:11
 */
  
class apiServer
{
  /**
   * 客户端请求的方式
   * @var string
   */
  private $method = '';
  
  /**
   * 客户端发送的数据
   * @var [type]
   */
  protected $param;
  
  /**
   * 要操作的资源
   * @var [type]
   */
  protected $resourse;
  
  /**
   * 要操作的资源id
   * @var [type]
   */
  protected $resourseId;
  
  
  /**
   * 构造函数, 获取client 请求的方式,以及传输的数据
   * @param object 可以自定义传入的对象
   */
  public function __construct()
  {
    //首先对客户端的请求进行验证
    $this->authorization();
  
    $this->method = strtolower($_SERVER['REQUEST_METHOD']);
  
    //所有的请求都是pathinfo模式
    $pathinfo = $_SERVER['PATH_INFO'];
  
    //将pathinfo数据信息映射为实际请求方法
    $this->getResourse($pathinfo);
  
    //获取传输的具体参数
    $this->getData();
  
    //执行响应
    $this->doResponse();
  }
  
  /**
   * 根据不同的请求方式,获取数据
   * @return [type]
   */
  private function doResponse(){
    switch ($this->method) {
      case 'get':
        $this->_get();
        break;
      case 'post':
        $this->_post();
        break;
      case 'delete':
        $this->_delete();
        break;
      case 'put':
        $this->_put();
        break;
      default:
        $this->_get();
        break;
    }
  }
  
  // 将pathinfo数据信息映射为实际请求方法
  private function getResourse($pathinfo){
  
    /**
     * 将pathinfo数据信息映射为实际请求方法
     * GET /users: 逐页列出所有用户;
     * POST /users: 创建一个新用户;
     * GET /users/123: 返回用户为123的详细信息;
     * PUT /users/123: 更新用户123;
     * DELETE /users/123: 删除用户123;
     *
     * 根据以上规则,将pathinfo第一个参数映射为需要操作的数据表,
     * 第二个参数映射为操作的id
     */
      
    $info = explode('/', ltrim($pathinfo, '/'));
    list($this->resourse, $this->resourseId) = $info;
  }
  
  /**
   * 验证请求
   */
  private function authorization(){
    $token = $_SERVER['HTTP_CLIENT_TOKEN'];
    $authorization = md5(substr(md5($token), 8, 24).$token);
    if($authorization != $_SERVER['HTTP_CLIENT_CODE']){
      //验证失败,输出错误信息给客户端
      $this->outPut($status = 1);
    }
  }
  
  /**
   * [getData 获取传送的参数信息]
   * @param [type] $pad [description]
   * @return [type]   [description]
   */
  private function getData(){
    //所有的参数都是get传参
    $this->param = $_GET;
  }
  
  /**
   * 获取资源操作
   * @return [type] [description]
   */
  protected function _get(){
    //逻辑代码根据自己实际项目需要实现
  }  
  
  /**
   * 新增资源操作
   * @return [type] [description]
   */
  protected function _post(){
    //逻辑代码根据自己实际项目需要实现
  }
  
  /**
   * 删除资源操作
   * @return [type] [description]
   */
  protected function _delete(){
    //逻辑代码根据自己实际项目需要实现
  }
  
  /**
   * 更新资源操作
   * @return [type] [description]
   */
  protected function _put(){
    //逻辑代码根据自己实际项目需要实现
  }
  
  /**
   * 出入服务端返回的数据信息 json格式
   */
  public function outPut($stat, $data=array()){
    $status = array(
      //0 状态表示请求成功
      0 => array(
        'code' => 1,
        'info' => '请求成功',
        'data' =>$data
      ),
      //验证失败
      1 => array(
        'code' => 0,
        'info' => '请求不合法'
      )
    );
  
    try{
      if(!in_array($stat, array_keys($status))){
        throw new Exception('输入的状态码不合法');
      }else{
        echo json_encode($status[$stat]);
      }
    }catch (Exception $e){
      die($e->getMessage());
    }
  }
}

ApiClient.php

<?php
  
/**
 * Created by PhpStorm.
 * User: anziguoer@sina.com
 * Date: 2015/4/29
 * Time: 12:36
 * link: http://www.ruanyifeng.com/blog/2014/05/restful_api.html [restful设计指南]
 */
/*** * * * * * * * * * * * * * * * * * * * * * * * * * ***\
 * 定义路由的请求方式                  *
 *                            *
 * $url_model=0                     *
 * 采用传统的URL参数模式                 *
 * http://serverName/appName/?m=module&a=action&id=1   *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * PATHINFO模式(默认模式)               *
 * 设置url_model 为1                   *
 * http://serverName/appName/module/action/id/1/     *
 ** * * * * * * * * * * * * * * * * * * * * * * * * * * **
*/
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 '
'; } curl_setopt($this->curl, CURLOPT_URL, $this->url); curl_setopt($this->curl, CURLOPT_RETURNTRANSFER, 1); } /** * [_post 设置get请求的参数] * @return [type] [description] */ public function _get() { } /** * [_post 设置post请求的参数] * post 新增资源 * @return [type] [description] */ public function _post() { curl_setopt($this->curl, CURLOPT_POST, 1); curl_setopt($this->curl, CURLOPT_POSTFIELDS, $this->data); } /** * [_put 设置put请求] * put 更新资源 * @return [type] [description] */ public function _put() { curl_setopt($this->curl, CURLOPT_CUSTOMREQUEST, 'PUT'); } /** * [_delete 删除资源] * delete 删除资源 * @return [type] [description] */ public function _delete() { curl_setopt($this->curl, CURLOPT_CUSTOMREQUEST, 'DELETE'); } /** * [doRequest 执行发送请求] * @return [type] [description] */ public function doRequest() { //发送给服务端验证信息 if((null !== self::token) && self::token){ $this->headers = array( 'Client_Token: '.self::token, 'Client_Code: '.$this->setAuthorization() ); } //发送头部信息 $this->setHeader(); //发送请求方式 switch ($this->requestType) { case 'post': $this->_post(); break; case 'put': $this->_put(); break; case 'delete': $this->_delete(); break; default: curl_setopt($this->curl, CURLOPT_HTTPGET, TRUE); break; } //执行curl请求 $info = curl_exec($this->curl); //获取curl执行状态信息 $this->status = $this->getInfo(); return $info; } /** * 设置发送的头部信息 */ private function setHeader(){ curl_setopt($this->curl, CURLOPT_HTTPHEADER, $this->headers); } /** * 生成授权码 * @return string 授权码 */ private function setAuthorization(){ $authorization = md5(substr(md5(self::token), 8, 24).self::token); return $authorization; } /** * 获取curl中的状态信息 */ public function getInfo(){ return curl_getinfo($this->curl); } /** * 关闭curl连接 */ public function __destruct(){ curl_close($this->curl); } }

testClient.php

<?php
/**
 * Created by PhpStorm.
 * User: anziguoer@sina.com
 * Date: 2015/4/29
 * Time: 12:35
 */
  
include './ApiClient.php';
  
$arr = array(
  'user' => 'anziguoer',
  'passwd' => 'yangyulong'
);
// $url = 'http://localhost/restAPI/restServer.php';
$url = 'http://localhost/restAPI/testServer.php/user/123';
  
$rest = new restClient($url, $arr, 'get');
$info = $rest->doRequest();
  
//获取curl中的状态信息
$status = $rest->status;
echo '<pre class="brush:php;toolbar:false">';
print_r($info);
echo '
';

testServer.php

<?php
/**
 * @Author: anziguoer@sina.com
 * @Email: anziguoer@sina.com
 * @link: https://git.oschina.net/anziguoer
 * @Date:  2015-04-30 16:52:53
 * @Last Modified by:  yangyulong
 * @Last Modified time: 2015-04-30 17:26:37
 */
  
include './ApiServer.php';
  
class testServer extends apiServer
{
  /**
   * 先执行apiServer中的方法,初始化数据
   * @param object $obj 可以传入的全局对象[数据库对象,框架全局对象等]
   */
    
  private $obj;
  
  function __construct()//object $obj
  {
    parent::__construct();
    //$this->obj = $obj;
    //$this->resourse; 父类中已经实现,此类中可以直接使用
    //$tihs->resourseId; 父类中已经实现,此类中可以直接使用
  }
    
  /**
   * 获取资源操作
   * @return [type] [description]
   */
  protected function _get(){
    echo "get";
    //逻辑代码根据自己实际项目需要实现
  }  
  
  /**
   * 新增资源操作
   * @return [type] [description]
   */
  protected function _post(){
    echo "post";
    //逻辑代码根据自己实际项目需要实现
  }
  
  /**
   * 删除资源操作
   * @return [type] [description]
   */
  protected function _delete(){
    //逻辑代码根据自己实际项目需要实现
  }
  
  /**
   * 更新资源操作
   * @return [type] [description]
   */
  protected function _put(){
    echo "put";
    //逻辑代码根据自己实际项目需要实现
  }
}
  
$server = new testServer();

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