load->model('admin/Weixin_model');
}
public function response()
{
if (!isset($_GET['echostr'])) {
$this->responseMsg();
}else{
$this->valid();
}
}
public function valid()
{
$echoStr = $_GET["echostr"];
if($this->checkSignature()){
echo $echoStr;
exit;
}
}
public function getCode()
{
$code = $_GET['code'];
$uinfo=file_get_contents("https://api.weixin.qq.com/sns/oauth2/access_token?appid=wx6b7982f5a2a2d161&secret=c33fc8c2c5658ad76a04afe1fa1808dd&code={$code}&grant_type=authorization_code");
$uinfo=(array)json_decode($uinfo);
$openid=$uinfo['openid'];
echo "OPENID IS: ".$openid;
}
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 == $signature ){
return true;
}else{
return false;
}
}
public function responseMsg()
{
//$postStr = $GLOBALS["HTTP_RAW_POST_DATA"];
$postStr = file_get_contents("php://input");
if (!empty($postStr))
{
/*$postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
$fromUsername = $postObj->FromUserName;
$toUsername = $postObj->ToUserName;
$keyword = trim($postObj->Content);
$time = time();
$textTpl = "
%s
0
";
if($keyword == "?" || $keyword == "?")
{
$msgType = "text";
$contentStr = $postObj->FromUserName;
$resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgType, $contentStr);
echo $resultStr;
}*/
$postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
$RX_TYPE = trim($postObj->MsgType);
switch ($RX_TYPE)
{
case "text":
$resultStr = $this->receiveText($postObj);
break;
case "event":
$resultStr = $this->receiveEvent($postObj);
break;
default:
$resultStr = "";
break;
}
echo $resultStr;
}else {
echo "";
exit;
}
}
private function receiveText($object)
{
$funcFlag = 0;
$contentStr = "你发送的内容为:".$object->Content;
$resultStr = $this->transmitText($object, $contentStr, $funcFlag);
return $resultStr;
}
private function receiveEvent($object)
{
$content = "";
switch ($object->Event)
{
case "CLICK":
switch ($object->EventKey)
{
case "haoya":
$content[] = array("Title"=>"OpenID", "Description"=>"你的OpenID为:".$object->FromUserName, "PicUrl"=>"", "Url" =>"www.163.com");
//header('Location: http://www.163.com/');
break;
}
break;
}
if(is_array($content)){
$result = $this->transmitNews($object, $content);
}else{
$result = $this->transmitText($object, $content);
}
return $result;
}
private function transmitText($object, $content, $funcFlag = 0)
{
$textTpl = "
%s
%d
";
$resultStr = sprintf($textTpl, $object->FromUserName, $object->ToUserName, time(), $content, $funcFlag);
return $resultStr;
}
private function transmitNews($object, $arr_item, $funcFlag = 0)
{
//首条标题28字,其他标题39字
if(!is_array($arr_item))
return;
$itemTpl = " -
";
$item_str = "";
foreach ($arr_item as $item)
$item_str .= sprintf($itemTpl, $item['Title'], $item['Description'], $item['PicUrl'], $item['Url']);
$newsTpl = "
%s
%s
$item_str
%s
";
$resultStr = sprintf($newsTpl, $object->FromUserName, $object->ToUserName, time(), count($arr_item), $funcFlag);
return $resultStr;
}
}