class Weixin
{
public $token = '';//token
public $debug = false;//是否debug的状态标示,方便我们在调试的时候记录一些中间数据
public $setFlag = false;
public $msgtype = 'text'; //('text','image','location')
public $msg = array();
public function __construct($token,$debug)
{
$this->token = $token;
$this->debug = $debug;
}
//获得用户发过来的消息(消息内容和消息类型 )
public function getMsg()
{
$postStr = $GLOBALS["HTTP_RAW_POST_DATA"];
if ($this->debug) {
$this->write_log($postStr);
}
if (!empty($postStr)) {
$this->msg = (array)simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
$this->msgtype = strtolower($this->msg['MsgType']);
}
}
//回复文本消息
public function makeText($text='')
{
$CreateTime = time();
$FuncFlag = $this->setFlag ? 1 : 0;
$textTpl = "
msg['FromUserName']}]]>
msg['ToUserName']}]]>
{$CreateTime}
1
]>
%s
";
return sprintf($textTpl,$text,$FuncFlag);
}
//根据数组参数回复图文消息
public function makeNews($newsData=array())
{
$CreateTime = time();
$FuncFlag = $this->setFlag ? 1 : 0;
$newTplHeader = "
msg['FromUserName']}]]>
msg['ToUserName']}]]>
{$CreateTime}
%s";
$newTplItem = "
";
$newTplFoot = "
%s
";
$Content = '';
$itemsCount = count($newsData['items']);
$itemsCount = $itemsCount if ($itemsCount) {
foreach ($newsData['items'] as $key => $item) {
if ($key $Content .= sprintf($newTplItem,$item['title'],$item['description'],$item['picurl'],$item['url']);
}
}
}
$header = sprintf($newTplHeader,$newsData['content'],$itemsCount);
$footer = sprintf($newTplFoot,$FuncFlag);
return $header . $Content . $footer;
}
public function reply($data)
{
if ($this->debug) {
$this->write_log($data);
}
echo $data;
}
public function valid()
{
if ($this->checkSignature()) {
if( $_SERVER['REQUEST_METHOD']=='GET' )
{
echo $_GET['echostr'];
exit;
}
}else{
write_log('认证失败');
exit;
}
}
private function checkSignature()
{
$signature = $_GET["signature"];
$timestamp = $_GET["timestamp"];
$nonce = $_GET["nonce"];
$tmpArr = array($this->token, $timestamp, $nonce);
sort($tmpArr);
$tmpStr = implode( $tmpArr );
$tmpStr = sha1( $tmpStr );
if( $tmpStr == $signature ){
return true;
}else{
return false;
}
}
private function write_log($log){
//这里是你记录调试信息的地方 请自行完善 以便中间调试
}
}
?>