//发布一条图文微博
        private void PublishAnImageWeibo(UserLable userLable)
        {
            if (SqliteTool.GetLaveWeiboCount(SqliteTool.WeiboType.ImageWeibo, userLable.DisplayName) != 0)
            {
                ImageWeibo weibo = SqliteTool.GetARandomImageWeiboIsNotPublished(SqliteTool.WeiboType.ImageWeibo, userLable.DisplayName);

                if (weibo.Pictures == null || weibo.Pictures.Length == 0)
                {
                    UserLog.WriteNormalLog(userLable.DisplayName, "获取微博失败,类型不明确");
                    return;
                }

                //设置tags
                string weiboText = userLable.IsFrontTagsSet ?
                                   userLable.Tags + weibo.WeiboMessage :
                                   weibo.WeiboMessage + userLable.Tags;
                WeiboOperateTool.SendAnImageWeibo(userLable.Cookies, weiboText, weibo.Pictures);
            }
            else
            {
                this.richTextBox1.Text = this.richTextBox1.Text + userLable.DisplayName + " 微博库已空\n";
                EMailTool.SendMail("微博库已空", String.Format("用户昵称:{0}<br/>登录账号:{1}", userLable.DisplayName, userLable.UserName));
            }
        }