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脚本之家。