php curl操作API接口类完整示例

本文实例讲述了phpcurl操作API接口类。分享给大家供大家参考，具体如下：<?phpnamespacecu

本文实例讲述了php curl操作API接口类。分享给大家供大家参考，具体如下：

<?php
namespace curl;
/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2017/6/16
 * Time: 9:54
 */
class ApiClient
{
//请求的token
 const token='token_str';
 //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 $e){
 echo '<pre>';
 print_r($e->getMessage());
 echo '</pre>';
 }
 curl_setopt($this->curl, CURLOPT_URL, $this->url);
 curl_setopt($this->curl, CURLOPT_RETURNTRANSFER, 1);
 //curl_setopt($this->curl, CURLOPT_HEADER, 1);
 }
 /**
 * [_post 设置get请求的参数]
 * @return [type] [description]
 */
 public function _get() {
 }
 /**
 * [_post 设置post请求的参数]
 * post 新增资源
 * @return [type] [description]
 */
 public function _post() {
 curl_setopt($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){
 $this->headers = array(
 'Client-Token:'.self::token,//此处不能用下划线
 'Client-Code:'.$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 = $this->getInfo();
 return json_decode($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);
 }
}