/// <summary>
/// 从给定的用户提交句柄创建 SubmissionHandle 类的新实例。
/// </summary>
/// <param name="handle">用户提交句柄。</param>
/// <returns>从给定用户提交句柄创建的 SubmissionHandle 类的新实例。</returns>
/// <exception cref="ArgumentNullException"/>
public static SubmissionBriefModel FromSubmissionHandle(SubmissionHandle handle)
{
if (handle == null)
{
throw new ArgumentNullException(nameof(handle));
}
SubmissionBriefModel model = new SubmissionBriefModel();
using (SubmissionDataProvider data = SubmissionDataProvider.Create(handle, true))
{
model.SubmissionId = data.SubmissionId;
model.ProblemId = data.ProblemId;
model.Username = data.Username;
model.TeamId = data.TeamId;
model.ExecutionTime = data.ExecutionTime;
model.ExecutionMemory = data.ExecutionMemory;
model.Language = data.Language;
model.VerdictStatus = data.VerdictStatus;
model.Verdict = data.Verdict;
model.CreationTime = data.CreationTimeStamp;
}
return(model);
}
/// <summary>
/// 从给定的用户提交句柄创建 SubmissionDetailModel 类的新实例。
/// </summary>
/// <param name="handle">用户提交句柄。</param>
/// <returns>从给定的句柄创建的 SubmissionDetailModel 类的新实例。</returns>
/// <exception cref="ArgumentNullException"/>
public static SubmissionDetailModel FromSubmissionHandle(SubmissionHandle handle)
{
if (handle == null)
{
throw new ArgumentNullException(nameof(handle));
}
SubmissionDetailModel model = new SubmissionDetailModel();
using (SubmissionDataProvider submissionData = SubmissionDataProvider.Create(handle, true))
{
model.SubmissionId = submissionData.SubmissionId;
model.ProblemId = submissionData.ProblemId;
model.ContestId = submissionData.ContestId;
model.Username = submissionData.Username;
model.TeamId = submissionData.TeamId;
model.CreationTime = submissionData.CreationTimeStamp;
model.Language = submissionData.Language;
model.ExecutionTime = submissionData.ExecutionTime;
model.ExecutionMemory = submissionData.ExecutionMemory;
model.VerdictStatus = submissionData.VerdictStatus;
model.Verdict = submissionData.Verdict;
model.VerdictMessage = submissionData.VerdictMessage;
using (ProblemDataProvider problemData =
ProblemDataProvider.Create(new ProblemHandle(submissionData.ProblemId), true))
{
model.ProblemTitle = problemData.Title;
}
}
return(model);
}
/// <summary>
/// 从给定的提交句柄创建 SubmissionVerdictRequestModel 类的新实例。
/// </summary>
/// <param name="handle">提交句柄。</param>
/// <returns>从给定的提交句柄创建的 SubmissionVerdictRequestModel 类的新实例。</returns>
/// <exception cref="ArgumentNullException"/>
public static SubmissionVerdictRequestModel FromSubmissionHandle(SubmissionHandle handle)
{
if (handle == null)
{
throw new ArgumentNullException(nameof(handle));
}
SubmissionVerdictRequestModel model = new SubmissionVerdictRequestModel();
using (SubmissionDataProvider data = SubmissionDataProvider.Create(handle, true))
{
model.SubmissionId = data.SubmissionId;
model.ExecutionTime = data.ExecutionTime;
model.ExecutionMemory = data.ExecutionMemory;
model.VerdictMessage = data.VerdictMessage;
if (data.VerdictStatus == SubmissionVerdictStatus.Completed)
{
model.Verdict = SubmissionVerdictConvert.ConvertToString(data.Verdict);
}
else
{
model.Verdict = SubmissionVerdictStatusConvert.ConvertToString(data.VerdictStatus);
}
}
return(model);
}
/// <summary>
/// 从给定的用户提交句柄创建 SubmissionFetchHandle 类的新实例。
/// </summary>
/// <param name="handle">用户提交句柄。</param>
/// <returns>相应的 SubmissionFetchModel 数据模型对象。</returns>
/// <exception cref="ArgumentNullException"/>
public static SubmissionFetchResponseModel FromSubmissionHandle(SubmissionHandle handle)
{
if (handle == null)
{
throw new ArgumentNullException(nameof(handle));
}
SubmissionFetchResponseModel model = new SubmissionFetchResponseModel();
using (SubmissionDataProvider submissionData = SubmissionDataProvider.Create(handle, true))
{
model.SubmissionId = submissionData.SubmissionId;
model.ProblemId = submissionData.ProblemId;
model.Language = (int)submissionData.Language;
model.Code = submissionData.Code;
using (ProblemDataProvider problemData =
ProblemDataProvider.Create(new ProblemHandle(submissionData.ProblemId), true))
{
model.TimeLimit = problemData.TimeLimit;
model.MemoryLimit = problemData.MemoryLimit;
model.UseSpecialJudge = problemData.IsSpecialJudge ? BooleanTrue : BooleanFalse;
}
}
return(model);
}
public ActionResult UpdateSubmission()
{
SubmissionUpdateRequestModel requestPack = null;
using (StreamReader reader = new StreamReader(Request.GetBufferedInputStream()))
{
try
{
requestPack = JsonConvert.DeserializeObject <SubmissionUpdateRequestModel>(reader.ReadToEnd());
}
catch
{
return(this.NewtonsoftJson(SubmissionUpdateRespondModel.Failed));
}
}
// 对客户端进行身份验证。
if (requestPack == null || string.IsNullOrEmpty(requestPack.Password) ||
!VerdictAuthorization.CheckAuthorization(VerdictAuthorization.GetHashBytes(requestPack.Password)))
{
// 身份验证失败。
return(this.NewtonsoftJson(SubmissionUpdateRespondModel.Failed));
}
// 执行更新操作。
if (!SubmissionManager.Default.IsSubmissionExist(requestPack.SubmissionId))
{
return(this.NewtonsoftJson(SubmissionUpdateRespondModel.Failed));
}
SubmissionHandle handle = new SubmissionHandle(requestPack.SubmissionId);
using (SubmissionDataProvider data = SubmissionDataProvider.Create(handle, false))
{
if (data.VerdictStatus == SubmissionVerdictStatus.Completed)
{
// 当前用户提交已经处于处理完毕状态。不执行任何操作。
return(this.NewtonsoftJson(SubmissionUpdateRespondModel.Succeed));
}
data.ExecutionTime = requestPack.ExecutionTime;
data.ExecutionMemory = requestPack.ExecutionMemory;
data.Verdict = (SubmissionVerdict)requestPack.Verdict;
data.VerdictMessage = requestPack.VerdictMessage;
data.VerdictStatus = SubmissionVerdictStatus.Completed;
}
return(this.NewtonsoftJson(SubmissionUpdateRespondModel.Succeed));
}
// GET: /Internal/FetchSubmissions
public ActionResult FetchSubmissions()
{
SubmissionFetchRequestModel requestPack = null;
using (StreamReader reader = new StreamReader(Request.GetBufferedInputStream()))
{
try
{
requestPack = JsonConvert.DeserializeObject <SubmissionFetchRequestModel>(reader.ReadToEnd());
}
catch
{
return(this.NewtonsoftJson(SubmissionFetchResponseModel.Empty));
}
}
// 对客户端进行身份验证。
if (requestPack == null || string.IsNullOrEmpty(requestPack.Password) ||
!VerdictAuthorization.CheckAuthorization(VerdictAuthorization.GetHashBytes(requestPack.Password)))
{
// 客户端身份验证失败。
return(this.NewtonsoftJson(SubmissionFetchResponseModel.Empty));
}
SubmissionHandle submission = SubmissionManager.Default.GetPendingListFront();
if (submission == null)
{
return(this.NewtonsoftJson(SubmissionFetchResponseModel.Empty));
}
else
{
SubmissionFetchResponseModel responsePack =
SubmissionFetchResponseModel.FromSubmissionHandle(submission);
// 更新数据库信息。
using (SubmissionDataProvider data = SubmissionDataProvider.Create(submission, false))
{
data.VerdictStatus = SubmissionVerdictStatus.Submitted;
data.VerdictTimeStamp = DateTime.Now;
}
return(this.NewtonsoftJson(responsePack));
}
}
/// <summary>
/// 从给定的提交句柄对象创建 SubmissionDataProvider 类的新实例。
/// </summary>
/// <param name="handle">提交句柄对象。</param>
/// <param name="isReadonly">一个值，该值指示创建的对象是否为只读。</param>
/// <returns>创建的 SubmissionDataProvider 类对象。</returns>
/// <exception cref="ArgumentNullException"/>
/// <exception cref="SubmissionNotExistException"/>
public static SubmissionDataProvider Create(SubmissionHandle handle, bool isReadonly)
{
if (handle == null)
{
throw new ArgumentNullException(nameof(handle));
}
SubmissionDataContext context = new SubmissionDataContextFactory().CreateContext();
SubmissionEntity entity = context.QuerySubmissionEntityById(handle.SubmissionId);
if (entity == null)
{
context.Dispose();
throw new SubmissionNotExistException(handle);
}
return(new SubmissionDataProvider(context, entity, isReadonly));
}
// GET: /Status/ShowSubmission?id={SubmissionID}
public ActionResult ShowSubmission()
{
// 检查查询参数。
if (string.IsNullOrEmpty(Request.QueryString["id"]))
{
return(Redirect("~/Status"));
}
int submissionId;
if (!int.TryParse(Request.QueryString["id"], out submissionId))
{
return(Redirect("~/Status"));
}
SubmissionHandle submissionHandle = SubmissionManager.Default.QuerySubmissionById(submissionId);
if (submissionHandle == null)
{
// 给定的用户提交不存在。
return(Redirect("~/Status"));
}
// 验证操作权限。
using (SubmissionDataProvider submissionData = SubmissionDataProvider.Create(submissionHandle, true))
{
if (submissionData.ContestId != -1)
{
ContestHandle contestHandle = new ContestHandle(submissionData.ContestId);
using (ContestDataProvider contestData = ContestDataProvider.Create(contestHandle, true))
{
if (contestData.Status != ContestStatus.Ended &&
string.Compare(submissionData.Username, UserSession.GetUsername(Session)) != 0)
{
return(Redirect(Request.UrlReferrer.ToString()));
}
}
}
}
SubmissionDetailModel model = SubmissionDetailModel.FromSubmissionHandle(submissionHandle);
return(View(model));
}
public ActionResult QueryStatus()
{
// 检查参数。
if (string.IsNullOrEmpty(Request.QueryString["id"]))
{
return(new ContentResult());
}
int submissionId;
if (!int.TryParse(Request.QueryString["id"], out submissionId))
{
return(new ContentResult());
}
SubmissionHandle handle = new SubmissionHandle(submissionId);
return(this.NewtonsoftJson(SubmissionVerdictRequestModel.FromSubmissionHandle(handle)));
}
/// <summary>
/// 使用给定的用户提交句柄和异常消息创建 SubmissionNotExistException 类的新实例。
/// </summary>
/// <param name="handle">用户提交句柄。</param>
/// <param name="message">异常消息。</param>
public SubmissionNotExistException(SubmissionHandle handle, string message) : base(handle, message)
{
}
/// <summary>
/// 使用给定的用户提交句柄创建 SubmissionNotExistException 类的新实例。
/// </summary>
/// <param name="handle">用户提交句柄。</param>
public SubmissionNotExistException(SubmissionHandle handle) : base(handle, "用户提交未找到。")
{
}
