/**
  * 分享评论同步
  * @param int $id 分享id
  * @param string $message 内容
  */
 function shareCommentSync($id, $message)
 {
     global $_G;
     $mid = $this->isSync($id, 'share');
     if (!$mid || !XWB_plugin::isUserBinded()) {
         return;
     }
     $message = $this->_convert($message);
     $link = ' ' . $_G['siteurl'] . "home.php?mod=space&do=share&id={$id}";
     if (1 == XWB_plugin::pcfg('link_visit_promotion')) {
         $link .= '&fromuid=' . $_G['uid'];
     }
     $length = 140 - ceil(strlen(urlencode($link)) * 0.5);
     //2个字母为1个字
     $message = $this->_substr($message, $length);
     $message .= $link;
     //同步到微博
     $wb = XWB_plugin::getWB();
     $rs = $wb->comment($mid, $message, null, false);
 }