public void AttendContest(string id)
{
int iid = int.Parse(id);
using (MooDB db = new MooDB())
{
Contest contest = (from c in db.Contests
where c.ID == iid
select c).SingleOrDefault<Contest>();
if (contest == null) throw new ArgumentException("无此比赛");
Access.Required(db, contest, Function.AttendContest);
if (contest.EndTime < DateTime.Now)
{
throw new InvalidOperationException("比赛已结束");
}
User currentUser = Security.CurrentUser.GetDBUser(db);
if (contest.User.Contains(currentUser))
{
throw new InvalidOperationException("早已参加比赛");
}
contest.User.Add(currentUser);
db.SaveChanges();
}
}
public static void Install()
{
using (MooDB db = new MooDB())
{
Install(db);
}
}
public void ProcessRequest(HttpContext context)
{
Match match = URL_PATTERN.Match(context.Request.Path);
if (match.Success)
{
int id = int.Parse(match.Groups[1].ToString());
using (MooDB db = new MooDB())
{
UploadedFile file = (from f in db.UploadedFiles
where f.ID == id
select f).SingleOrDefault<UploadedFile>();
if (file == null)
{
context.Response.StatusCode = 404;
return;
}
context.Server.TransferRequest("/upload/" + file.FileName + "?filename=" + HttpUtility.UrlEncode(file.Name));
}
}
else
{
context.Response.StatusCode = 404;
}
}
public static void AddTestData()
{
using (MooDB db = new MooDB())
{
AddTestData(db);
}
}
static void AddRoles(MooDB db)
{
db.Roles.AddObject(Organizer);
db.Roles.AddObject(Worker);
db.Roles.AddObject(NormalUser);
db.Roles.AddObject(Reader);
db.SaveChanges();
}
public static BriefRecord ToBriefRecord(this Record record, MooDB db)
{
return new BriefRecord()
{
ID = record.ID,
CreateTime = record.CreateTime,
PublicCode = record.PublicCode,
JudgeInfo = record.JudgeInfo == null ? null : (int?)record.JudgeInfo.ID,
Language = record.Language,
Problem = record.Problem.ID,
User = record.User.ID
};
}
protected override int Run()
{
using (MooDB db = new MooDB())
{
Contest contest = (from c in db.Contests
where c.Status == "Before" && c.StartTime <= DateTime.Now
select c).FirstOrDefault<Contest>();
if (contest != null)
{
contest.Status = "During";
foreach (Problem problem in contest.Problem)
{
problem.EnableTesting = contest.EnableTestingOnStart;
problem.TestCaseHidden = contest.HideTestCaseOnStart;
problem.PostLocked = contest.LockPostOnStart;
problem.TestCaseLocked = contest.LockTestCaseOnStart;
problem.Locked = contest.LockProblemOnStart;
problem.Hidden = contest.HideProblemOnStart;
problem.RecordLocked = contest.LockRecordOnStart;
problem.JudgeInfoHidden = contest.HideJudgeInfoOnStart;
problem.ArticleLocked = contest.LockArticleOnStart;
}
db.SaveChanges();
return 0;
}
contest = (from c in db.Contests
where c.Status == "During" && c.EndTime <= DateTime.Now
select c).FirstOrDefault<Contest>();
if (contest != null)
{
contest.Status = "After";
foreach (Problem problem in contest.Problem)
{
problem.EnableTesting = contest.EnableTestingOnEnd;
problem.TestCaseHidden = contest.HideTestCaseOnEnd;
problem.PostLocked = contest.LockPostOnEnd;
problem.TestCaseLocked = contest.LockTestCaseOnEnd;
problem.Locked = contest.LockProblemOnEnd;
problem.Hidden = contest.HideProblemOnEnd;
problem.RecordLocked = contest.LockRecordOnEnd;
problem.JudgeInfoHidden = contest.HideJudgeInfoOnEnd;
problem.ArticleLocked = contest.LockArticleOnEnd;
}
db.SaveChanges();
return 0;
}
return 30 * 1000;
}
}
void Test(MooDB db, Record record)
{
TestResult result;
switch (record.Problem.Type)
{
case "Traditional":
result = TestTraditional(db, record);
break;
case "SpecialJudged":
result = TestSpecialJudged(db, record);
break;
case "Interactive":
result = TestInteractive(db, record);
break;
case "AnswerOnly":
result = TestAnswerOnly(db, record);
break;
default:
result = new TestResult()
{
Score = 0,
Info = "<color:red>*未知的题目类型*</color>"
};
break;
}
int oldScore = (from r in db.Records
where r.User.ID == record.User.ID && r.Problem.ID == record.Problem.ID
&& r.JudgeInfo != null && r.JudgeInfo.Score >= 0
select r.JudgeInfo.Score).DefaultIfEmpty().Max();
int currentScore = Math.Max(oldScore, result.Score);
record.User.Score -= oldScore;
record.Problem.ScoreSum -= oldScore;
record.User.Score += currentScore;
record.Problem.ScoreSum += currentScore;
if (record.Problem.MaximumScore == null)
{
record.Problem.MaximumScore = result.Score;
}
else
{
record.Problem.MaximumScore = Math.Max(result.Score, (int)record.Problem.MaximumScore);
}
record.JudgeInfo.Score = result.Score;
record.JudgeInfo.Info = result.Info;
}
static void FixDatabase(MooDB db)
{
db.ExecuteStoreCommand("CREATE UNIQUE INDEX IX_Users_Name ON [dbo].[Users] ([Name])");
db.ExecuteStoreCommand("ALTER TABLE [dbo].[TestCases_TraditionalTestCase] DROP CONSTRAINT [FK_TraditionalTestCase_inherits_TestCase];");
db.ExecuteStoreCommand("ALTER TABLE [dbo].[TestCases_TraditionalTestCase] ADD CONSTRAINT [FK_TraditionalTestCase_inherits_TestCase] FOREIGN KEY ([ID]) REFERENCES [dbo].[TestCases]([ID]) ON DELETE CASCADE;");
db.ExecuteStoreCommand("ALTER TABLE [dbo].[TestCases_SpecialJudgedTestCase] DROP CONSTRAINT [FK_SpecialJudgedTestCase_inherits_TestCase];");
db.ExecuteStoreCommand("ALTER TABLE [dbo].[TestCases_SpecialJudgedTestCase] ADD CONSTRAINT [FK_SpecialJudgedTestCase_inherits_TestCase] FOREIGN KEY ([ID]) REFERENCES [dbo].[TestCases]([ID]) ON DELETE CASCADE;");
db.ExecuteStoreCommand("ALTER TABLE [dbo].[TestCases_InteractiveTestCase] DROP CONSTRAINT [FK_InteractiveTestCase_inherits_TestCase];");
db.ExecuteStoreCommand("ALTER TABLE [dbo].[TestCases_InteractiveTestCase] ADD CONSTRAINT [FK_InteractiveTestCase_inherits_TestCase] FOREIGN KEY ([ID]) REFERENCES [dbo].[TestCases]([ID]) ON DELETE CASCADE;");
db.ExecuteStoreCommand("ALTER TABLE [dbo].[TestCases_AnswerOnlyTestCase] DROP CONSTRAINT [FK_AnswerOnlyTestCase_inherits_TestCase];");
db.ExecuteStoreCommand("ALTER TABLE [dbo].[TestCases_AnswerOnlyTestCase] ADD CONSTRAINT [FK_AnswerOnlyTestCase_inherits_TestCase] FOREIGN KEY ([ID]) REFERENCES [dbo].[TestCases]([ID]) ON DELETE CASCADE;");
}
IndexItem NextArticle()
{
using (MooDB db = new MooDB())
{
Article article = (from a in db.Articles
orderby a.ID
select a).Skip(passedArticleNumber++).FirstOrDefault();
if (article == null) return null;
return new IndexItem
{
ID = article.ID,
Content = article.LatestRevision.Content,
Keywords = article.Tag.Select(t => t.Name).ToList(),
Title = article.Name
};
}
}
protected void Application_Start(object sender, EventArgs e)
{
using (MooDB db = new MooDB())
{
if (!db.DatabaseExists())
{
DatabaseInstaller.Install(db);
MooTestData.AddTestData(db);
}
}
TestDaemon.Instance.TestComplete += (o, record) =>
{
WebSockets.WebSocketsAPIHandler.NotifyTestComplete(record);
};
Daemon.StartAll();
}
public static string Login(int userID, string password)
{
password = Converter.ToSHA256Hash(password);
using (MooDB db = new MooDB())
{
User user = (from u in db.Users
where u.ID==userID && u.Password == password
select u).SingleOrDefault<User>();
if (user == null) return null;
int token = Rand.RAND.Next();
if (!SiteUsers.ByID.ContainsKey(user.ID))
{
SiteUsers.ByID.Add(user.ID, new SiteUser());
}
SiteUsers.ByID[user.ID].Initialize(user);
SiteUsers.ByID[user.ID].Token = token;
return user.ID + "," + token;
}
}
public void AddContestProblem(string id, int problemID)
{
int iid = int.Parse(id);
using (MooDB db = new MooDB())
{
Contest contest = (from c in db.Contests
where c.ID == iid
select c).SingleOrDefault<Contest>();
if (contest == null) throw new ArgumentException("无此比赛");
Problem problem = (from p in db.Problems
where p.ID == problemID
select p).SingleOrDefault<Problem>();
if (problem == null) throw new ArgumentException("无此题目");
Access.Required(db, contest, Function.ModifyContest);
contest.Problem.Add(problem);
db.SaveChanges();
}
}
protected override int Run()
{
using (MooDB db = new MooDB())
{
Record record = (from r in db.Records
where r.JudgeInfo == null && r.Problem.EnableTesting
select r).FirstOrDefault<Record>();
var a = (from r in db.Records
where r.JudgeInfo == null
select r);
if (record == null)
{
return 5 * 1000;
}
else
{
record.JudgeInfo = new JudgeInfo()
{
Record = record,
Score = -1,
Info = "<color:blue>*正在评测*</color>"
};
db.SaveChanges();
if (TestStart != null)
{
TestStart(this, record);
}
Test(db, record);
db.SaveChanges();
if (TestComplete != null)
{
TestComplete(this, record);
}
return 0;
}
}
}
static void AddRequiredData(MooDB db)
{
AddRoles(db);
}
public static void Install(MooDB db)
{
db.CreateDatabase();
FixDatabase(db);
AddRequiredData(db);
}
public int CreateTestCase(string problemID, CreateTestCaseData testCase)
{
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");
TestCase newTestCase = testCase.ToTestCase(db);
newTestCase.CreatedBy = Security.CurrentUser.GetDBUser(db);
newTestCase.Problem = problem;
newTestCase.CreateTime = DateTime.Now;
Access.Required(db, newTestCase, Function.CreateTestCase);
db.TestCases.AddObject(newTestCase);
db.SaveChanges();
return newTestCase.ID;
}
}
IndexItem NextContest()
{
using (MooDB db = new MooDB())
{
Contest contest = (from c in db.Contests
orderby c.ID
select c).Skip(passedContestNumber++).FirstOrDefault();
if (contest == null) return null;
return new IndexItem
{
ID = contest.ID,
Content = contest.Description,
Keywords = new List<string>(),
Title = contest.Name
};
}
}
public int CreateUser(CreateUserData user)
{
using (MooDB db = new MooDB())
{
User newUser = new User()
{
BriefDescription = "我很懒，什么都没留下~",
Description = "我真的很懒，真的什么也没留下。",
Email = user.Email,
Name = user.Name,
Password = Converter.ToSHA256Hash(user.Password),
CreateTime = DateTime.Now,
Role = new SiteRoles(db).NormalUser,
Score = 0,
};
if (Security.Authenticated)
{
Access.Required(db, newUser, Function.CreateUser);
}
db.Users.AddObject(newUser);
db.SaveChanges();
return newUser.ID;
}
}
public void DeleteArticleTag(string articleID, string id)
{
int iarticleID = int.Parse(articleID);
int iid = int.Parse(id);
using (MooDB db = new MooDB())
{
Article article = (from a in db.Articles
where a.ID == iarticleID
select a).SingleOrDefault<Article>();
if (article == null) throw new ArgumentException("无此文章");
Tag tag = (from t in article.Tag
where t.ID == iid
select t).SingleOrDefault<Tag>();
if (tag == null) throw new ArgumentException("无此标签");
Access.Required(db, article, Function.ModifyArticle);
article.Tag.Remove(tag);
db.SaveChanges();
}
}
IndexItem NextTag()
{
using (MooDB db = new MooDB())
{
Tag tag = (from t in db.Tags
orderby t.ID
select t).Skip(passedTagNumber++).FirstOrDefault();
if (tag == null) return null;
return new IndexItem
{
ID = tag.ID,
Keywords = new List<string>(),
Title = tag.Name,
Content = ""
};
}
}
IndexItem NextProblem()
{
using (MooDB db = new MooDB())
{
Problem problem = (from p in db.Problems
where !p.Hidden
orderby p.ID
select p).Skip(passedProblemNumber++).FirstOrDefault();
if (problem == null) return null;
return new IndexItem
{
ID = problem.ID,
Content = problem.LatestRevision == null ? null : problem.LatestRevision.Content,
Keywords = problem.Tag.Select(t => t.Name).ToList(),
Title = problem.Name
};
}
}
IndexItem NextFile()
{
using (MooDB db = new MooDB())
{
UploadedFile file = (from f in db.UploadedFiles
orderby f.ID
select f).Skip(passedFileNumber++).FirstOrDefault();
if (file == null) return null;
return new IndexItem
{
ID = file.ID,
Keywords = new List<string>(),
Title = file.Name,
Content = file.Description
};
}
}
public void DeleteMessage()
{
int? with = OptionalIntParameter("with");
using (MooDB db = new MooDB())
{
if (with == null)
{
Access.Required(db, new Message(), Function.DeletePublicMessage);
var toDelete = from m in db.Messages
where m.To == null
select m;
foreach (Message msg in toDelete)
{
db.Messages.DeleteObject(msg);
}
}
else
{
Access.Required(db, new Message(), Function.DeletePrivateMessage);
var fromMe = from m in db.Messages
where m.From.ID == Security.CurrentUser.ID && m.To.ID == with
select m;
foreach (Message msg in fromMe)
{
msg.DeletedByFrom = true;
if (msg.DeletedByTo)
{
db.Messages.DeleteObject(msg);
}
}
var toMe = from m in db.Messages
where m.To.ID == Security.CurrentUser.ID && m.From.ID == with
select m;
foreach (Message msg in toMe)
{
msg.DeletedByTo = true;
if (msg.DeletedByFrom)
{
db.Messages.DeleteObject(msg);
}
}
}
db.SaveChanges();
}
}
public void DeleteJudgeInfo(string recordID)
{
int irecordID = int.Parse(recordID);
using (MooDB db = new MooDB())
{
Record record = (from r in db.Records
where r.ID == irecordID
select r).SingleOrDefault<Record>();
if (record == null) throw new ArgumentException("无此记录");
//Omit
if (record.JudgeInfo == null) return;
JudgeInfo info = record.JudgeInfo;
Access.Required(db, info, Function.DeleteJudgeInfo);
CreateMessage(new CreateMessageData
{
ToID = record.User.ID,
Content = "我对您的[Record:" + record.ID + "]进行了重测。\r\n"
+ "原始得分为*" + info.Score + "*。\r\n"
+ "原始测评信息为\r\n" + info.Info
});
record.JudgeInfo = null;
db.JudgeInfos.DeleteObject(info);
db.SaveChanges();
}
}
public void DeleteArticle(string id)
{
int iid = int.Parse(id);
using (MooDB db = new MooDB())
{
Article article = (from a in db.Articles
where a.ID == iid
select a).SingleOrDefault<Article>();
if (article == null) throw new ArgumentException("无此文章");
Access.Required(db, article, Function.DeleteArticle);
article.Tag.Clear();
db.Articles.DeleteObject(article);
db.SaveChanges();
}
}
public void DeleteContest(string id)
{
int iid = int.Parse(id);
using (MooDB db = new MooDB())
{
Contest contest = (from c in db.Contests
where c.ID == iid
select c).SingleOrDefault<Contest>();
if (contest == null) throw new ArgumentException("无此比赛");
Access.Required(db, contest, Function.DeleteContest);
contest.Problem.Clear();
contest.User.Clear();
db.Contests.DeleteObject(contest);
db.SaveChanges();
}
}
IndexItem NextUser()
{
using (MooDB db = new MooDB())
{
User user = (from u in db.Users
orderby u.ID
select u).Skip(passedUserNumber++).FirstOrDefault();
if (user == null) return null;
return new IndexItem
{
ID = user.ID,
Content = user.BriefDescription + "\r\n" + user.Description,
Keywords = new List<string>(),
Title = user.Name,
};
}
}
public void DeleteFile(string id)
{
int iid = int.Parse(id);
using (MooDB db = new MooDB())
{
UploadedFile file = (from f in db.UploadedFiles
where f.ID == iid
select f).SingleOrDefault<UploadedFile>();
if (file == null) throw new ArgumentException("无此文件");
var spj = from t in db.TestCases.OfType<SpecialJudgedTestCase>()
where t.Judger.ID == file.ID
select t;
var interactive = from t in db.TestCases.OfType<InteractiveTestCase>()
where t.Invoker.ID == file.ID
select t;
var answerOnly = from t in db.TestCases.OfType<AnswerOnlyTestCase>()
where t.Judger.ID == file.ID
select t;
if (spj.Any() || interactive.Any() || answerOnly.Any())
{
throw new ArgumentException("尚有测试点使用此文件");
}
Access.Required(db, file, Function.DeleteFile);
File.Delete(Config.UploadFileDirectory + file.FileName);
db.UploadedFiles.DeleteObject(file);
db.SaveChanges();
}
}
public void DeleteArticleRevision(string articleID, string id)
{
int iid = int.Parse(id);
using (MooDB db = new MooDB())
{
ArticleRevision revision = (from r in db.ArticleRevisions
where r.ID == iid
select r).SingleOrDefault<ArticleRevision>();
if (revision == null) throw new ArgumentException("无此文章版本");
Access.Required(db, revision, Function.DeleteArticleRevision);
Article article = revision.Article;
if (article.LatestRevision.ID == revision.ID)
{
throw new InvalidOperationException("不可删除最新版本");
}
db.ArticleRevisions.DeleteObject(revision);
db.SaveChanges();
}
}