<?php $testObj = new Test(); if(!empty($_GET['echostr'])){ $testObj->valid(); }else{ $testObj->responseMsg(); } exit; class Test { /** * 绑定url、token信息 */ public function valid(){ $echoStr = $_GET["echostr"]; if ($this->checkSignature()) { echo $echoStr; } exit(); } /** * 检查签名,确保请求是从微信发过来的 */ private function checkSignature() { $signature = $_GET["signature"]; $timestamp = $_GET["timestamp"]; $nonce = $_GET["nonce"]; $token = "test123";//与在微信配置的token一致,不可泄露 $tmpArr = array($token, $timestamp, $nonce); sort($tmpArr); $tmpStr = implode( $tmpArr ); $tmpStr = sha1( $tmpStr ); if( $tmpStr == $signature ){ return true; }else{ return false; } } /** * 接收消息,并自动发送响应信息 */ public function responseMsg(){ //验证签名 if ($this->checkSignature()){ $postStr = $GLOBALS["HTTP_RAW_POST_DATA"]; $this->log_request_info(); //提取post数据 if (!empty($postStr)){ $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA); $fromUsername = $postObj->FromUserName;//发送人 $toUsername = $postObj->ToUserName;//接收人 $MsgType = $postObj->MsgType;//消息类型 $MsgId = $postObj->MsgId;//消息id $time = time();//当前时间做为回复时间 //如果是文本消息(表情属于文本信息) if($MsgType == 'text'){ $content = trim($postObj->Content);//消息内容 if(!empty( $content )){ //如果文本内容是图文,则回复图文信息,否则回复文本信息 if($content == "图文"){ //回复图文消息,ArticleCount图文消息个数,多条图文消息信息,默认第一个item为大图 $ArticleCount = 2; $newsTpl = "<xml> <ToUserName><![CDATA[%s]]></ToUserName> <FromUserName><![CDATA[%s]]></FromUserName> <CreateTime>%s</CreateTime> <MsgType><![CDATA[%s]]></MsgType> <ArticleCount>%s</ArticleCount> <Articles> <item> <Title><![CDATA[%s]]></Title> <Description><![CDATA[%s]]></Description> <PicUrl><![CDATA[%s]]></PicUrl> <Url><![CDATA[%s]]></Url> </item> <item> <Title><![CDATA[%s]]></Title> <Description><![CDATA[%s]]></Description> <PicUrl><![CDATA[%s]]></PicUrl> <Url><![CDATA[%s]]></Url> </item> </Articles> </xml>"; $resultStr = sprintf($newsTpl, $fromUsername, $toUsername, $time, 'news', $ArticleCount,'我是图文信息','我是描述信息','http://www.test.com/DocCenterService/image?photo_id=236', 'http://www.test.com','爱城市网正式开通上线','描述2','http://jn.test.com/ac/skins/img/upload/img/20131116/48171384568991509.png', 'http://www.test.com'); echo $resultStr; $this->log($resultStr); }else{ //回复文本信息 $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>"; $contentStr = '你发送的信息是:接收人:'.$toUsername.',发送人:'.$fromUsername.',消息类型:'.$