/// <summary>
/// 增加一条提交
/// </summary>
/// <param name="entity">对象实体</param>
/// <param name="userip">用户IP</param>
/// <returns>是否成功增加</returns>
public static Boolean InsertSolution(SolutionEntity entity, String userip)
{
if (!UserManager.IsUserLogined)
{
throw new UserUnLoginException();
}
if (String.IsNullOrEmpty(entity.SourceCode) || entity.SourceCode.Length < SolutionRepository.SOURCECODE_MINLEN)
{
throw new InvalidInputException("Code is too short!");
}
if (entity.SourceCode.Length > SolutionRepository.SOURCECODE_MAXLEN)
{
throw new InvalidInputException("Code is too long!");
}
if (LanguageType.IsNull(entity.LanguageType))
{
throw new InvalidInputException("Language Type is INVALID!");
}
if (!UserSubmitStatus.CheckLastSubmitSolutionTime(UserManager.CurrentUserName))
{
throw new InvalidInputException(String.Format("You can not submit code more than twice in {0} seconds!", ConfigurationManager.SubmitInterval.ToString()));
}
ProblemEntity problem = ProblemManager.InternalGetProblemModel(entity.ProblemID);
if (problem == null)//判断题目是否存在
{
throw new NullResponseException(RequestType.Problem);
}
if (entity.ContestID <= 0 && problem.IsHide && !AdminManager.HasPermission(PermissionType.ProblemManage))//非竞赛下判断是否有权访问题目
{
throw new NoPermissionException("You have no privilege to submit the problem!");
}
entity.UserName = UserManager.CurrentUserName;
entity.SubmitTime = DateTime.Now;
entity.SubmitIP = userip;
Boolean success = SolutionRepository.Instance.InsertEntity(entity) > 0;
if (success)
{
ProblemCache.UpdateProblemCacheSubmitCount(entity.ProblemID, -1);//更新缓存
SolutionCache.RemoveProblemIDListCache(entity.UserName, true);
}
return(success);
}
/// <summary>
/// 根据ID得到一个题目实体
/// </summary>
/// <param name="id">题目ID</param>
/// <returns>题目实体</returns>
public static ProblemEntity GetProblem(Int32 id)
{
if (id < ConfigurationManager.ProblemSetStartID)
{
throw new InvalidRequstException(RequestType.Problem);
}
ProblemEntity problem = ProblemManager.InternalGetProblemModel(id);
if (problem == null)
{
throw new NullResponseException(RequestType.Problem);
}
if (problem.IsHide && !AdminManager.HasPermission(PermissionType.ProblemManage))
{
throw new NoPermissionException("You have no privilege to view the problem!");
}
return(problem);
}
