Пример #1
0
        /// <summary>
        /// 更新题目隐藏状态
        /// </summary>
        /// <param name="ids">题目ID列表</param>
        /// <param name="isHide">隐藏状态</param>
        /// <returns>是否成功更新</returns>
        public static IMethodResult AdminUpdateProblemIsHide(String ids, Boolean isHide)
        {
            if (!AdminManager.HasPermission(PermissionType.ProblemManage))
            {
                throw new NoPermissionException();
            }

            if (!RegexVerify.IsNumericIDs(ids))
            {
                return(MethodResult.InvalidRequest(RequestType.Problem));
            }

            Boolean success = ProblemRepository.Instance.UpdateEntityIsHide(ids, isHide) > 0;

            if (!success)
            {
                return(MethodResult.FailedAndLog("No problem was {0}!", isHide ? "hided" : "unhided"));
            }

            ids.ForEachInIDs(',', id =>
            {
                ProblemCache.RemoveProblemCache(id);                         //删除缓存
                ProblemCache.RemoveProblemSetCache(GetProblemPageIndex(id)); //删除缓存
            });

            return(MethodResult.SuccessAndLog("Admin {1} problem, id = {0}", ids, isHide ? "hide" : "unhide"));
        }
Пример #2
0
        /// <summary>
        /// 更新题目通过总数
        /// </summary>
        /// <param name="problemID">题目ID</param>
        /// <returns>是否成功更新</returns>
        public static IMethodResult AdminUpdateProblemSolvedCount(Int32 problemID)
        {
            if (!AdminManager.HasPermission(PermissionType.ProblemManage))
            {
                throw new NoPermissionException();
            }

            if (problemID < ConfigurationManager.ProblemSetStartID)
            {
                return(MethodResult.InvalidRequest(RequestType.Problem));
            }

            Boolean success = ProblemRepository.Instance.UpdateEntitySolvedCount(problemID) > 0;

            if (!success)
            {
                return(MethodResult.FailedAndLog("No problem's solved count was recalculated!"));
            }

            ProblemCache.RemoveProblemCache(problemID);                         //删除缓存
            ProblemCache.RemoveProblemSetCache(GetProblemPageIndex(problemID)); //删除缓存

            return(MethodResult.SuccessAndLog("Admin update problem's solved count, id = {0}", problemID.ToString()));
        }
Пример #3
0
        /// <summary>
        /// 更新题目信息
        /// </summary>
        /// <param name="entity">对象实体</param>
        /// <returns>是否成功更新</returns>
        public static IMethodResult AdminUpdateProblem(ProblemEntity entity)
        {
            if (!AdminManager.HasPermission(PermissionType.ProblemManage))
            {
                throw new NoPermissionException();
            }

            if (entity.ProblemID < ConfigurationManager.ProblemSetStartID)
            {
                return(MethodResult.InvalidRequest(RequestType.Problem));
            }

            if (String.IsNullOrEmpty(entity.Title))
            {
                return(MethodResult.FailedAndLog("Problem title cannot be NULL!"));
            }

            if (String.IsNullOrEmpty(entity.Description))
            {
                return(MethodResult.FailedAndLog("Problem description cannot be NULL!"));
            }

            if (String.IsNullOrEmpty(entity.Input))
            {
                return(MethodResult.FailedAndLog("Problem input cannot be NULL!"));
            }

            if (String.IsNullOrEmpty(entity.Output))
            {
                return(MethodResult.FailedAndLog("Problem output cannot be NULL!"));
            }

            if (String.IsNullOrEmpty(entity.SampleInput))
            {
                return(MethodResult.FailedAndLog("Problem sample input cannot be NULL!"));
            }

            if (String.IsNullOrEmpty(entity.SampleOutput))
            {
                return(MethodResult.FailedAndLog("Problem sample output cannot be NULL!"));
            }

            if (entity.TimeLimit <= 0)
            {
                return(MethodResult.FailedAndLog("Time limit must not be less or equal than zero!"));
            }

            if (entity.MemoryLimit <= 0)
            {
                return(MethodResult.FailedAndLog("Memory limit must not be less or equal than zero!"));
            }

            entity.LastDate = DateTime.Now;
            Boolean success = ProblemRepository.Instance.UpdateEntity(entity) > 0;

            if (!success)
            {
                return(MethodResult.FailedAndLog("No problem was updated!"));
            }

            ProblemCache.RemoveProblemCache(entity.ProblemID);//删除缓存
            ProblemCache.RemoveProblemSetCache(GetProblemPageIndex(entity.ProblemID));

            return(MethodResult.SuccessAndLog("Admin update problem, id = {0}", entity.ProblemID.ToString()));
        }
Пример #4
0
        /// <summary>
        /// 导入题目(不存在时返回null)
        /// </summary>
        /// <param name="request">Http请求</param>
        /// <param name="fileType">文件类型</param>
        /// <param name="uploadType">上传方式</param>
        /// <param name="content">文件内容</param>
        /// <param name="file">上传文件</param>
        /// <returns>题目数据是否插入成功集合(全部失败时为null)</returns>
        public static IMethodResult AdminImportProblem(HttpRequestBase request, String fileType, String uploadType, String content, HttpPostedFileBase file)
        {
            if (!AdminManager.HasPermission(PermissionType.SuperAdministrator))
            {
                throw new NoPermissionException();
            }

            if (!String.Equals("1", fileType))
            {
                return(MethodResult.FailedAndLog("File type is INVALID!"));
            }

            if (String.Equals("1", uploadType))//从文件上传
            {
                if (file == null)
                {
                    return(MethodResult.FailedAndLog("No file was uploaded!"));
                }

                StreamReader sr = new StreamReader(file.InputStream);

                content = sr.ReadToEnd();
            }

            //转换题库模型
            List <ProblemEntity> problems = null;
            List <Byte[]>        datas    = null;
            List <Dictionary <String, Byte[]> > images     = null;
            Dictionary <String, Byte[]>         imagefiles = new Dictionary <String, Byte[]>();

            if (!ProblemImport.TryImportFreeProblemSet(content, out problems, out datas, out images))
            {
                return(MethodResult.FailedAndLog("File content is INVALID!"));
            }

            if (problems == null || problems.Count == 0)
            {
                return(MethodResult.FailedAndLog("No problem was imported!"));
            }

            //处理题目及图片路径
            for (Int32 i = 0; i < problems.Count; i++)
            {
                problems[i].IsHide   = true;
                problems[i].LastDate = DateTime.Now;

                if (images[i] == null)
                {
                    continue;
                }

                String uploadRoot = ConfigurationManager.UploadDirectoryUrl;

                foreach (KeyValuePair <String, Byte[]> pair in images[i])
                {
                    if (pair.Value == null || !pair.Key.Contains("."))
                    {
                        continue;
                    }

                    String oldUrl      = pair.Key;
                    String fileNewName = MD5Encrypt.EncryptToHexString(oldUrl + DateTime.Now.ToString("yyyyMMddHHmmssffff"), true) + pair.Key.Substring(pair.Key.LastIndexOf('.'));
                    String newUrl      = uploadRoot + fileNewName;

                    problems[i].Description = problems[i].Description.Replace(oldUrl, newUrl);
                    problems[i].Input       = problems[i].Input.Replace(oldUrl, newUrl);
                    problems[i].Output      = problems[i].Output.Replace(oldUrl, newUrl);
                    problems[i].Hint        = problems[i].Hint.Replace(oldUrl, newUrl);

                    imagefiles[fileNewName] = pair.Value;
                }
            }

            //将题目插入到数据库
            List <Int32> pids = ProblemRepository.Instance.InsertEntities(problems);

            if (pids == null || pids.Count == 0)
            {
                return(MethodResult.FailedAndLog("Failed to import problem!"));
            }

            //保存题目数据
            Dictionary <Int32, Boolean> dataadded = new Dictionary <Int32, Boolean>();

            for (Int32 i = 0; i < pids.Count; i++)
            {
                if (pids[i] < 0)
                {
                    continue;
                }

                try
                {
                    if (datas[i] != null)
                    {
                        IMethodResult ret = ProblemDataManager.InternalAdminSaveProblemData(pids[i], datas[i]);

                        if (!ret.IsSuccess)
                        {
                            return(ret);
                        }

                        dataadded[pids[i]] = true;
                    }
                }
                catch
                {
                    dataadded[pids[i]] = false;
                }

                ProblemCache.IncreaseProblemSetCountCache();                      //更新缓存
                ProblemCache.IncreaseProblemIDMaxCache();                         //更新缓存
                ProblemCache.RemoveProblemSetCache(GetProblemPageIndex(pids[i])); //删除缓存
            }

            //保存题目图片
            foreach (KeyValuePair <String, Byte[]> pair in imagefiles)
            {
                try
                {
                    UploadsManager.InternalAdminSaveUploadFile(pair.Value, pair.Key);
                }
                catch { }
            }

            return(MethodResult.SuccessAndLog <Dictionary <Int32, Boolean> >(dataadded, "Admin import problem, id = {0}", String.Join(",", pids)));
        }
Пример #5
0
        /// <summary>
        /// 增加一条题目
        /// </summary>
        /// <param name="entity">题目实体</param>
        /// <returns>是否成功增加</returns>
        public static IMethodResult AdminInsertProblem(ProblemEntity entity)
        {
            if (!AdminManager.HasPermission(PermissionType.ProblemManage))
            {
                throw new NoPermissionException();
            }

            if (String.IsNullOrEmpty(entity.Title))
            {
                return(MethodResult.FailedAndLog("Problem title cannot be NULL!"));
            }

            if (String.IsNullOrEmpty(entity.Description))
            {
                return(MethodResult.FailedAndLog("Problem description cannot be NULL!"));
            }

            if (String.IsNullOrEmpty(entity.Input))
            {
                return(MethodResult.FailedAndLog("Problem input cannot be NULL!"));
            }

            if (String.IsNullOrEmpty(entity.Output))
            {
                return(MethodResult.FailedAndLog("Problem output cannot be NULL!"));
            }

            if (String.IsNullOrEmpty(entity.SampleInput))
            {
                return(MethodResult.FailedAndLog("Problem sample input cannot be NULL!"));
            }

            if (String.IsNullOrEmpty(entity.SampleOutput))
            {
                return(MethodResult.FailedAndLog("Problem sample output cannot be NULL!"));
            }

            if (entity.TimeLimit <= 0)
            {
                return(MethodResult.FailedAndLog("Time limit must not be less or equal than zero!"));
            }

            if (entity.MemoryLimit <= 0)
            {
                return(MethodResult.FailedAndLog("Memory limit must not be less or equal than zero!"));
            }

            entity.IsHide   = true;
            entity.LastDate = DateTime.Now;
            Boolean success = ProblemRepository.Instance.InsertEntity(entity) > 0;

            if (!success)
            {
                return(MethodResult.FailedAndLog("No problem was added!"));
            }

            ProblemCache.IncreaseProblemSetCountCache();                               //更新缓存
            ProblemCache.IncreaseProblemIDMaxCache();                                  //更新缓存
            ProblemCache.RemoveProblemSetCache(GetProblemPageIndex(entity.ProblemID)); //删除缓存

            return(MethodResult.SuccessAndLog("Admin add problem, title = {0}", entity.Title));
        }