/// <summary>
/// 得到指定用户的指定积分扩展字段的积分值
/// </summary>
/// <param name="uid">指定用户id</param>
/// <param name="extnumber">指定扩展字段</param>
/// <returns>扩展字展积分值</returns>
public static int GetUserExtCreditsByUserid(int uid, int extnumber)
{
int score = -1;
if (appDBCache)
{
score = IUserService.GetUserExtCreditsByUserid(uid, extnumber);
if (score >= 0)
return score;
}
return DatabaseProvider.GetInstance().GetUserExtCreditsByUserid(uid, extnumber);
}