判斷是否關注了微信公眾號 subscribe 0=未關注 1=已關注

$appid='';
$secret='';
//微信網頁授權獲取openid
$web_url='http://www.xxxx.com/shouquan.php';
if (!isset($_GET['code'])) {
	$redirect_uri=urlencode($web_url);
	$url='https://open.weixin.qq.com/connect/oauth2/authorize?appid='.$appid.'&redirect_uri='.$redirect_uri.'&response_type=code&scope=snsapi_base&state=1#wechat_redirect';
	header("location:$url");exit();
}
$code=trim($_GET['code']);
$url='https://api.weixin.qq.com/sns/oauth2/access_token?appid='.$appid.'&secret='.$secret.'&code='.$code.'&grant_type=authorization_code';
$access=file_get_contents($url);
$data=json_decode($access,true);
$access_token=$data['access_token'];
$url='https://api.weixin.qq.com/sns/userinfo?access_token='.$access_token.'&openid=OPENID&lang=zh_CN';
$user=file_get_contents($url);
$arr=json_decode($user,true);
//獲取用戶的openid
$openid=$arr['openid'];

$url="https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=".$appid."&secret=".$secret;
$access=file_get_contents($url);
$access_arr=json_decode($access,true);
//非網頁的access_token
$access_token=$access_arr['access_token'];

$url="https://api.weixin.qq.com/cgi-bin/user/info?access_token=".$access_token."&openid=".$openid."&lang=zh_CN";
$res=file_get_contents($url);
var_dump($res);

　

subscribe

用戶是否訂閱該公眾號標識，值為0時，代表此用戶沒有關注該公眾號，拉取不到其余信息。