public int CreateRecord(FullRecord record)
{
if (!new[] { "c", "c++", "pascal", "java", "plaintext" }.Contains(record.Language))
{
throw new ArgumentException("不支持的语言：" + record.Language);
}
using (MooDB db = new MooDB())
{
Problem problem = (from p in db.Problems
where p.ID == record.Problem
select p).SingleOrDefault<Problem>();
if (problem == null) throw new ArgumentException("无此题目");
User currentUser = Security.CurrentUser.GetDBUser(db);
Record newRecord = new Record()
{
Code = record.Code,
CreateTime = DateTime.Now,
Language = record.Language,
Problem = problem,
PublicCode = (bool)record.PublicCode,
User = currentUser,
};
problem.SubmissionTimes++;
if (!(from r in db.Records
where r.Problem.ID == problem.ID && r.User.ID == Security.CurrentUser.ID
select r).Any())
{
problem.SubmissionUser++;
}
Access.Required(db, newRecord, Function.CreateRecord);
db.Records.AddObject(newRecord);
db.SaveChanges();
return newRecord.ID;
}
}
public void ModifyRecord(string id, FullRecord record)
{
int iid = int.Parse(id);
using (MooDB db = new MooDB())
{
Record theRecord = (from r in db.Records
where r.ID == iid
select r).SingleOrDefault<Record>();
if (record == null) throw new ArgumentException("无此记录");
Access.Required(db, theRecord, Function.ModifyRecord);
if (record.PublicCode != null)
{
theRecord.PublicCode = (bool)record.PublicCode;
}
db.SaveChanges();
}
}
