public int CreateProblemRevision(string problemID, FullProblemRevision revision)
{
int iproblemID = int.Parse(problemID);
using (MooDB db = new MooDB())
{
Problem problem = (from p in db.Problems
where p.ID == iproblemID
select p).SingleOrDefault<Problem>();
if (problem == null) throw new ArgumentException("无此题目");
ProblemRevision problemRevision = new ProblemRevision()
{
CreatedBy = Security.CurrentUser.GetDBUser(db),
Content = revision.Content,
Problem = problem,
Reason = revision.Reason,
CreateTime = DateTime.Now
};
problem.LatestRevision = problemRevision;
Access.Required(db, problemRevision, Function.CreateProblemRevision);
db.ProblemRevisions.AddObject(problemRevision);
db.SaveChanges();
return problemRevision.ID;
}
}
/// <summary>
/// 用于向 ProblemRevisions EntitySet 添加新对象的方法，已弃用。请考虑改用关联的 ObjectSet<T> 属性的 .Add 方法。
/// </summary>
public void AddToProblemRevisions(ProblemRevision problemRevision)
{
base.AddObject("ProblemRevisions", problemRevision);
}
public int CreateProblem(CreateProblemData problem)
{
if (!new[] { "Traditional", "SpecialJudged", "Interactive", "AnswerOnly" }.Contains(problem.Type))
{
throw new NotSupportedException("不支持的题目类型：" + problem.Type);
}
using (MooDB db = new MooDB())
{
User currentUser = Security.CurrentUser.GetDBUser(db);
Problem newProblem = new Problem()
{
Name = problem.Name,
Type = problem.Type,
CreateTime = DateTime.Now,
CreatedBy = currentUser,
ArticleLocked = false,
EnableTesting = true,
Hidden = false,
Locked = false,
PostLocked = false,
RecordLocked = false,
TestCaseHidden = false,
TestCaseLocked = false,
};
Access.Required(db, newProblem, Function.CreateProblem);
db.Problems.AddObject(newProblem);
ProblemRevision revision = new ProblemRevision()
{
Content = problem.Content,
CreatedBy = currentUser,
CreateTime = DateTime.Now,
Problem = newProblem,
Reason = "创建题目",
};
newProblem.LatestRevision = revision;
Access.Required(db, revision, Function.CreateProblemRevision);
db.ProblemRevisions.AddObject(revision);
db.SaveChanges();
return newProblem.ID;
}
}
/// <summary>
/// 创建新的 ProblemRevision 对象。
/// </summary>
/// <param name="id">ID 属性的初始值。</param>
/// <param name="content">Content 属性的初始值。</param>
/// <param name="reason">Reason 属性的初始值。</param>
/// <param name="createTime">CreateTime 属性的初始值。</param>
public static ProblemRevision CreateProblemRevision(global::System.Int32 id, global::System.String content, global::System.String reason, global::System.DateTime createTime)
{
ProblemRevision problemRevision = new ProblemRevision();
problemRevision.ID = id;
problemRevision.Content = content;
problemRevision.Reason = reason;
problemRevision.CreateTime = createTime;
return problemRevision;
}