微信企业号开发php版2-文本消息

返回用户发送的文本消息，修改sample.php

<?php
//企业号返回用户的文本消息,替换模板的sample.php
//@author 易伟
//@date 2014-12-13
//更改corpID，token和encodingAesKey
include_once "WXBizMsgCrypt.php";

$encodingAesKey = "H8Ycg6SOGJbrBlfpZlLXe5cREFdzZhts5S0ZjKsbQrV";
$token = "5rjINmS5M1fJa2I76GOs3qocL8CjMjm";
$corpId = "xxxx";

$wxcpt = new WXBizMsgCrypt($token, $encodingAesKey, $corpId);
$sReqMsgSig = $_GET["msg_signature"];
$sReqTimeStamp = $_GET["timestamp"];
$sReqNonce =$_GET["nonce"];
$sReqData = $GLOBALS["HTTP_RAW_POST_DATA"];
$sMsg = "";  // 解析之后的明文
$errCode = $wxcpt->DecryptMsg($sReqMsgSig, $sReqTimeStamp, $sReqNonce, $sReqData, $sMsg);
if ($errCode == 0) {	

    $postStr=$sMsg;
	//以下恢复为普通微信的操作
	$postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
    $fromUsername = $postObj->FromUserName;
	$toUsername = $postObj->ToUserName;
	$content = trim($postObj->Content);
    $time = time();
    $textTpl = "<xml>
							<ToUserName><![CDATA[%s]]></ToUserName>
							<FromUserName><![CDATA[%s]]></FromUserName>
							<CreateTime>%s</CreateTime>
							<MsgType><![CDATA[text]]></MsgType>
							<Content><![CDATA[%s]]></Content>
							</xml>";
	$sRespData= sprintf($textTpl, $fromUsername, $toUsername, $time, $content);
	//加密输出
	$sEncryptMsg = ""; //xml格式的密文
$errCode = $wxcpt->EncryptMsg($sRespData, $sReqTimeStamp, $sReqNonce, $sEncryptMsg);
if ($errCode == 0) {

	echo $sEncryptMsg;

} else {
	print("ERR: " . $errCode . "\n\n");
	// exit(-1);
	}

} else {
	print("ERR: " . $errCode . "\n\n");
	//exit(-1);
}

?>