php实现的微信分享到朋友圈并记录分享次数功能

<script type="text/javascript" src="http://res.wx.qq.com/open/js/jweixin-1.0.0.js"></script>

<?php
$url=dirname(dirname(dirname(dirname(dirname(dirname(dirname(__FILE__)))))));
$url=$url.'/addons/lb_vote/jssdk.php';
include $url;
$jsdk=new JSSDK('wxa3816b432f7291ba','e469db86bec9661650362dc2f9df8956');
 $signPackage = $jsdk->GetSignPackage();
?>

wx.config({
debug: false,
appId:'<?php echo $signPackage["appId"];?>', // 必填，公众号的唯一标识
timestamp:<?php echo $signPackage["timestamp"];?>, // 必填，生成签名的时间戳
nonceStr: '<?php echo $signPackage["nonceStr"];?>', // 必填，生成签名的随机串
signature:'<?php echo $signPackage["signature"];?>',// 必填，签名，见附录1
jsApiList: ['checkJsApi','onMenuShareTimeline'] //
});

wx.ready(function(){
   wx.onMenuShareTimeline({
  title: '测试分享朋友圈功能', // 分享标题
  link: "{php echo 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];}", // 分享链接
  imgUrl: '{php echo $_W['siteroot'];}{$photo}', // 分享图标
  success: function () {
    // 用户确认分享后执行的回调函数 记录分享的次数
   $.ajax({
      url:"{php echo $this->createMobileUrl('Index',array('op'=>'share'))}",
      type:'post',
      data:"id="+{$userinfo['id']}+"&rid="+{$userinfo['rid']},
      dataType:'json',
      success:function(data){
       if(data.flags==1){
        alert(data.msg);
       }else if(data.flags==2){
        alert(data.msg);
        location.href="{php echo $this->createMobileUrl('Index',array('op'=>'display','id'=>$id))}" rel="external nofollow" ;
       }
      }
     });
  },
  cancel: function () {
    // 用户取消分享后执行的回调函数
    alert('取消分享成功!');
  }
   });
});

wx.error(function(res){
   alert(res);
});

if($op=='share'){
  $voteinfo=pdo_fetch("SELECT *FROM ".tablename('lb_vote_info')." WHERE rid = :rid and id=:id and uniacid=:uniacid and pass=:pass", array(':rid' => $_GPC['rid'],':uniacid'=>$_W['uniacid'],':pass'=>1,'id'=>$_GPC['id']));
 $sharenum=intval($voteinfo['sharenum'])+1;
 $data=array(
 'sharenum'=>$sharenum,
 );
$res=pdo_update('lb_vote_info', $data, array('id' =>$_GPC['id'],'uniacid'=>$_W['uniacid'],'rid'=>$_GPC['rid']));
if(!empty($res)){
   $msg['msg']='已分享到朋友圈！';
   $msg['flags']=2;
   echo json_encode($msg);
}else{
  $msg['msg']='分享失败!';
  $msg['flags']=1;
   echo json_encode($msg);
}
}