微信开发模式 - 微信接入验证代码中，<?php?>是什么意思？-tutorial php-php.cn

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微信开发模式 - 微信接入验证代码中，<?php?>是什么意思？

Jun 06, 2016 pm 08:08 PM

php

代码如下：

<code><?php /**</code></code>

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wechat php test
*/

//define your token
define("TOKEN", "weixin");
$wechatObj = new wechatCallbackapiTest();
$wechatObj->valid();

wechatCallbackapiTest
{

<code>   public function valid()
   {
       $echoStr = $_GET["echostr"];

       //valid signature , option
       if($this-&gt;checkSignature()){
           echo $echoStr;
           exit;
       }
   }

   public function responseMsg()
   {
       //get post data, May be due to the different environments
       $postStr = $GLOBALS["HTTP_RAW_POST_DATA"];

         //extract post data
       if (!empty($postStr)){
               /* libxml_disable_entity_loader is to prevent XML eXternal Entity Injection,
                  the best way is to check the validity of xml by yourself */
               libxml_disable_entity_loader(true);
                 $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
               $fromUsername = $postObj-&gt;FromUserName;
               $toUsername = $postObj-&gt;ToUserName;
               $keyword = trim($postObj-&gt;Content);
               $time = time();
               $textTpl = "<xml>
                           <tousername></tousername>
                           <fromusername></fromusername>
                           <createtime>%s</createtime>
                           <msgtype></msgtype>
                           <content></content>
                           <funcflag>0</funcflag>
                           </xml>";             
               if(!empty( $keyword ))
               {
                     $msgType = "text";
                   $contentStr = "Welcome to wechat world!";
                   $resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgType, $contentStr);
                   echo $resultStr;
               }else{
                   echo "Input something...";
               }

       }else {
           echo "";
           exit;
       }
   }
       
   private function checkSignature()
   {
       // you must define TOKEN by yourself
       if (!defined("TOKEN")) {
           throw new Exception('TOKEN is not defined!');
       }
       
       $signature = $_GET["signature"];
       $timestamp = $_GET["timestamp"];
       $nonce = $_GET["nonce"];
               
       $token = TOKEN;
       $tmpArr = array($token, $timestamp, $nonce);
       // use SORT_STRING rule
       sort($tmpArr, SORT_STRING);
       $tmpStr = implode( $tmpArr );
       $tmpStr = sha1( $tmpStr );
       
       if( $tmpStr == $signature ){
           return true;
       }else{
           return false;
       }
   }</code>

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}

回复内容：

代码如下：

<code><?php /**</code></code>

Salin selepas log masuk

wechat php test
*/

//define your token
define("TOKEN", "weixin");
$wechatObj = new wechatCallbackapiTest();
$wechatObj->valid();

wechatCallbackapiTest
{

<code>   public function valid()
   {
       $echoStr = $_GET["echostr"];

       //valid signature , option
       if($this-&gt;checkSignature()){
           echo $echoStr;
           exit;
       }
   }

   public function responseMsg()
   {
       //get post data, May be due to the different environments
       $postStr = $GLOBALS["HTTP_RAW_POST_DATA"];

         //extract post data
       if (!empty($postStr)){
               /* libxml_disable_entity_loader is to prevent XML eXternal Entity Injection,
                  the best way is to check the validity of xml by yourself */
               libxml_disable_entity_loader(true);
                 $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
               $fromUsername = $postObj-&gt;FromUserName;
               $toUsername = $postObj-&gt;ToUserName;
               $keyword = trim($postObj-&gt;Content);
               $time = time();
               $textTpl = "<xml>
                           <tousername></tousername>
                           <fromusername></fromusername>
                           <createtime>%s</createtime>
                           <msgtype></msgtype>
                           <content></content>
                           <funcflag>0</funcflag>
                           </xml>";             
               if(!empty( $keyword ))
               {
                     $msgType = "text";
                   $contentStr = "Welcome to wechat world!";
                   $resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgType, $contentStr);
                   echo $resultStr;
               }else{
                   echo "Input something...";
               }

       }else {
           echo "";
           exit;
       }
   }
       
   private function checkSignature()
   {
       // you must define TOKEN by yourself
       if (!defined("TOKEN")) {
           throw new Exception('TOKEN is not defined!');
       }
       
       $signature = $_GET["signature"];
       $timestamp = $_GET["timestamp"];
       $nonce = $_GET["nonce"];
               
       $token = TOKEN;
       $tmpArr = array($token, $timestamp, $nonce);
       // use SORT_STRING rule
       sort($tmpArr, SORT_STRING);
       $tmpStr = implode( $tmpArr );
       $tmpStr = sha1( $tmpStr );
       
       if( $tmpStr == $signature ){
           return true;
       }else{
           return false;
       }
   }</code>

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}

帅哥||美女

看到你的疑惑，我也感觉很困惑，我有一个不成熟的小建议...在了解并且准备使用一门语言之前，大致浏览下它的官方手册。

点击此处查看手册链接

多看看手册，对使用PHP处理事务很有帮助的，个人认为，使用任何语言的时候都要先看一遍官方手册才行啊。

不知道是不是我对你的问题理解有问题，但从你问题和代码来看，这是代表这是PHP脚本

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