/// <summary>
/// 判断指定竞赛是否包含指定用户
/// </summary>
/// <param name="cid">竞赛ID</param>
/// <param name="userName">用户名</param>
/// <returns>是否包含指定用户</returns>
public static Boolean ContestContainsUser(Int32 cid, String userName)
{
Dictionary <String, ContestUserEntity> dict = GetContestUserList(cid);
if (dict == null)
{
return(false);
}
ContestUserEntity entity = null;
if (!dict.TryGetValue(userName, out entity))
{
return(false);
}
return(entity.IsEnable);
}
/// <summary>
/// 注册当前用户
/// </summary>
/// <param name="cid">竞赛ID</param>
/// <param name="realName">真实姓名</param>
/// <returns>是否注册成功</returns>
public static Boolean RegisterCurrentUser(Int32 cid, String realName)
{
if (!UserManager.IsUserLogined)
{
throw new UserUnLoginException();
}
if (String.IsNullOrEmpty(realName))
{
throw new InvalidInputException("Real Name can not be NULL!");
}
if (!String.IsNullOrEmpty(realName) && realName.Length > ContestUserRepository.REALNAME_MAXLEN)
{
throw new InvalidInputException("Real Name is too long!");
}
ContestEntity contest = ContestManager.GetRegisterContest(cid);
String userName = UserManager.CurrentUserName;
if (ContestUserRepository.Instance.ExistsEntity(contest.ContestID, userName))
{
throw new InvalidInputException("You have already registered this contest!");
}
ContestUserEntity entity = new ContestUserEntity()
{
ContestID = contest.ContestID,
UserName = userName,
RealName = realName,
IsEnable = false,
RegisterTime = DateTime.Now
};
return(ContestUserRepository.Instance.InsertEntity(entity) > 0);
}
/// <summary>
/// 添加指定ID的竞赛用户
/// </summary>
/// <param name="cid">竞赛ID</param>
/// <param name="usernames">竞赛用户</param>
/// <returns>是否成功添加</returns>
public static IMethodResult AdminInsertContestUsers(Int32 cid, String usernames)
{
if (!AdminManager.HasPermission(PermissionType.ContestManage))
{
throw new NoPermissionException();
}
if (String.IsNullOrEmpty(usernames))
{
return(MethodResult.InvalidRequest(RequestType.User));
}
Dictionary <String, ContestUserEntity> dict = new Dictionary <String, ContestUserEntity>();
StringBuilder names = new StringBuilder();
String[] namelist = usernames.Split('\n');
for (Int32 i = 0; i < namelist.Length; i++)
{
String[] name = namelist[i].Replace('\t', ' ').Split(' ');
if (name.Length < 1 || String.IsNullOrEmpty(name[0].Trim()))
{
continue;
}
ContestUserEntity entity = new ContestUserEntity()
{
ContestID = cid,
UserName = name[0].Replace("\r", "").Trim(),
RealName = (name.Length >= 2 ? name[1].Replace("\r", "").Trim() : ""),
IsEnable = true,
RegisterTime = DateTime.Now
};
if (!dict.ContainsKey(entity.UserName))
{
names.Append(names.Length > 0 ? "," : "").Append(entity.UserName);
}
dict[entity.UserName] = entity;
}
try
{
Int32 count = ContestUserRepository.Instance.InsertEntities(cid, names.ToString(), dict);
if (count <= 0)
{
return(MethodResult.FailedAndLog("No contest user was added!"));
}
ContestUserCache.RemoveContestUserListCache(cid);
return(MethodResult.SuccessAndLog <Int32>(count, "Admin add contest user, cid = {0}, username = {1}", cid.ToString(), usernames));
}
catch (DbException)
{
return(MethodResult.FailedAndLog("Failed to add these users, please check whether the names are all correct."));
}
}
