如何通过tips-1048079-04.php实现高效代码优化？

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phpwechat.php + wechat.inc.php + 配置appid, appsecret, token

tips-1048079-04.php

wechat.inc.php _appid = $appid; $this->_appsecret = $appsecret; $this->_token = $token; } 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 $postStr = file_get_contents("php://input"); //extract post data if (!empty($postStr)) { $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA); if (!empty($postObj)) { switch($postObj->MsgType) { case 'text': $this->_doText($postObj); break; default: exit; } } } else { echo ""; exit; } } private function _doText($postObj) { $fromUsername = $postObj->FromUserName; $toUsername = $postObj->ToUserName; $keyword = trim($postObj->Content); $time = time(); $textTpl = " %s %s %s %s %s 0 "; if (!empty( $keyword )) { require "./kintone.php"; $kintone = new Kintone(); $contentStr = $kintone->searchData($keyword); if ($keyword == "hello") { $contentStr = "Welcome to wechat world!"; } $msgType = "text"; $resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgType, $contentStr); echo $resultStr; } exit; } private function checkSignature() { $signature = $_GET["signature"]; $timestamp = $_GET["timestamp"]; $nonce = $_GET["nonce"]; $token = $this->_token; $tmpArr = array($token, $timestamp, $nonce); sort($tmpArr); $tmpStr = implode( $tmpArr ); $tmpStr = sha1( $tmpStr ); if( $tmpStr == $signature ) { return true; } else { return false; } } } ?>