php微信开发之关键词回复功能


            本文实例为大家分享了php微信开发之关键词回复的具体代码，供大家参考，具体内容如下





<?php

/**

 * wechat php test

 */



//define your token

define("TOKEN", "weixin");

$wechatObj = new wechatCallbackapiTest();

//$wechatObj->valid();

$wechatObj->responseMsg();

class wechatCallbackapiTest

{

 public function valid()

 {

 $echoStr = $_GET["echostr"];



 //valid signature , option

 if($this->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)){



  $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);

  $fromUsername = $postObj->FromUserName;

  $toUsername = $postObj->ToUserName;

  $keyword = trim($postObj->Content);

  $time = time();

  $textTpl = "<xml>

    <ToUserName><![CDATA[%s]]></ToUserName>

    <FromUserName><![CDATA[%s]]></FromUserName>

    <CreateTime>%s</CreateTime>

    <MsgType><![CDATA[%s]]></MsgType>

    <Content><![CDATA[%s]]></Content>

    <FuncFlag>0</FuncFlag>

    </xml>";  

  if(!empty( $keyword ))

  {

   $msgType = "text";

   if($keyword=="1"){

   $contentStr = "qiphon";}

   if($keyword=="2"){

   $contentStr = "最新资讯：《环境违法行为举报奖励办法》";}

   if($keyword=="3"){

   $contentStr = "31离婚协议\n32租房合同\n33交通事故协议书";}   

   $resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgType, $contentStr);

   echo $resultStr;

  }else{

   echo "Input something...";

  }



 }else {

  echo "";

  exit;

 }

 }



 private function checkSignature()

 {

 $signature = $_GET["signature"];

 $timestamp = $_GET["timestamp"];

 $nonce = $_GET["nonce"]; 



 $token = TOKEN;

 $tmpArr = array($token, $timestamp, $nonce);

 sort($tmpArr);

 $tmpStr = implode( $tmpArr );

 $tmpStr = sha1( $tmpStr );



 if( $tmpStr == $signature ){

  return true;

 }else{

  return false;

 }

 }

}



?>



以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持中文源码网。