微信公众号初始化接入源代码

最新推荐文章于 2024-12-06 14:56:00 发布

dengliu_2017

最新推荐文章于 2024-12-06 14:56:00 发布

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CC 4.0 BY-SA版权

原文链接：http://www.cnblogs.com/jjxhp/p/10433603.html

本文提供了微信公众号初始化接入的PHP代码示例。该代码通过验证签名确保安全性，并能响应不同类型的用户消息，如文本消息和关注事件。对于文本消息，会返回当前时间；对于新关注事件，则发送欢迎信息。

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微信公众号初始化接入代码


<?php
/**
  * wechat php test
  */
//define your token
define("TOKEN", "token");
$wechatObj = new wechatCallbackapiTest();
if(isset($_GET["echostr"])){
$wechatObj->valid();
}else{
$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);
            $msgType = $postObj->MsgType;
            $time = time();
            switch( $msgType ){
                case "text";
                $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( $keyword =='时间' || $keyword =='time' || $keyword =="shijian"){
                    $contentStr = date("Y-m-d H:i:s",time());
                    $resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgType, $contentStr);
                    echo $resultStr;
                }
                else
                {
                    $msgType = "text";
                    $contentStr = "欢迎关注xinshidaikexue";
                    $resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgType, $contentStr);
                    echo $resultStr;
                }
 
                break;
 
                case "event":
                $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>";
                $event = $postObj->Event;
                $msgType = "text";
                if( $event =='subscribe'){
                    $contentStr = "欢迎关注xinshidaikexue";
 
                    $resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgType, $contentStr);
                    echo $resultStr;
                    break;
                }
            }
 
        }else {
            echo "欢迎关注xinshidaikexue";
            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;
}
}
}
 
?>

转载于:https://www.cnblogs.com/jjxhp/p/10433603.html