微信公众平台SDK开发(三)

Wx.php

<?php
namespace wechat;

class Wx{
   //微信配置项
   static $config=[];
   protected $config=[];
   protected $message;
   public function __construct(array $config=[]){
       if(is_array($config)){
           self::$config=$config;
       }
       $this->message=$this->parsePostRequestData();
   }
   public function show(){
       echo 'wx';
   }
   //与微信服务器进行绑定
   public function valid(){
       $signature=$_GET["signature"];
       $timestamp=$_GET["timestamp"];
       $nonce=$_GET['nonce'];

       //$token='developer';
       $token=self::$config['token'];
       $tmpArr=array($token,$timestamp,$nonce);
       sort($tmpArr,SORT_STRING);
       $tmpStr=implode($tmpArr);
       $tmpStr=sha1($tmpStr);

       if($tmpStr==$signature){
           echo $_GET['echoStr'];
       }
   }
   //获取并解析用户发来的消息内容
   private function parsePostRequestData(){
       if(isset($_GLOBALS['HTTP_RAW_POST_DATA'])){
           //simplexml_load_string - 将XML字符串解释为对象
           return simplexml_load_string($_GLOBALS['HTTP_RAW_POST_DATA'],'SimpleXMLElement',LIBXML_NOCDATA); // 将 CDATA 设置为文本节点
       }
   }
   //获取粉丝发来的消息内容
   public function getMessage(){
       return $this->message;
   }
   //获取功能实例类，如：消息管理
   //使用wx->instance('message');
   public function instance($name){
       $class='\wechat\build\\'.ucfirst($name);
       return new $class;
   }
}

Entry.php

<?php
//业务代码，为了测试微信sdk的功能
//微信操作的基础类
namespace app;
use wechat\Wx;

class Entry{
   protected $wx;
   public function __construct(){
       $config=[
           'token'=>'developer'
       ];
       $this->wx=new Wx($config);
       $this->wx->valid();
   }
   public function handler(){
       //echo 'handler';
       //(new Wx())->show();
       //$content=$this->wx->getMessage();
       //file_put_contents('q.php',var_export($content,true));

       //回复用户信息
       /*$message=$this->wx->getMessage();
       $time=time();
       echo <<<php
       <xml>
           <ToUserName>< ![CDATA[{$message->FromUserName}] ]></ToUserName>
           <FromUserName>< ![CDATA[{$message->ToUserName}] ]></FromUserName>
           <CreateTime>{$time}</CreateTime>
           <MsgType>< ![CDATA[text] ]></MsgType>
           <Content>< ![CDATA[这是我回复的消息] ]></Content>
       </xml>
php;
       */
       $this->wx->instance('message')->show();
   }
}

SimpleXMLElement::__set_state(array(
   'ToUserName'=>'gh_17962820bb47',
   'FromUserName'=>'odnoLwrZfu6WwdGhzoHYMhz-L8rc',
   'CreateTime'=>'1478718634',
   'MsgType'=>'text',
   'Content'=>'gghhh',
   'MsgId'=>'6351048173485048275'
))

|wechatSDK
| |---|app
| |---|--|Entry.php
| |---|wechat
| |---|--Wx.php
| |---|bootstrap.php
| |---|build
| |---|---Message.php

<?php
namespace wechat\build;

//专门处理微信消息
use wechat\Wx;

class Message extends Wx{
   public function show(){
       echo __METHOD__;
   }
}

微信公众平台SDK开发(三)

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