Ejemplo n.º 1
0
        public string DoOneJob(IPipeline Pipeline)
        {
            int      SuccCount = 0, ErrCount = 0;
            DateTime nextWorkTime = Utilities.Epoch;


            while (!StopFlag)
            {
                if (DateTime.Now > nextWorkTime)
                {
                    Author author = GetNextJob();
                    if (author != null)
                    {
                        try
                        {
                            author.RefreshStatus = Enums.CrawlStatus.Stop;

                            try
                            {
                                SendMsg(string.Format("正在更新用户{0}的个人信息", author.AuthorName));
                                //更新用户个人信息
                                NetDimension.Weibo.Entities.user.Entity user = WeiboAPI.GetAuthorInfo(author.AuthorID);
                                var author_new = AuthorDBManager.ConvertToAuthor(user, author.AuthorSource);
                                AuthorDBManager.InsertOrUpdateAuthorInfo(author);
                            }
                            catch (IOException)
                            {
                                ErrCount++;
                                nextWorkTime = WeiboAPI.rateLimitStatus.ResetTime;
                            }
                            catch (Exception ex)
                            {
                                SendMsg("获取个人信息时发生错误,见日志");
                                ErrCount++;
                                nextWorkTime         = WeiboAPI.rateLimitStatus.ResetTime;
                                author.RefreshStatus = Enums.CrawlStatus.Normal;
                                Logger.Error(ex.ToString());
                            }

                            SendMsg(string.Format("用户{0}的个人信息更新完毕,开始刷新其最新微博", author.AuthorName));
                            List <NetDimension.Weibo.Entities.status.Entity> result = new List <NetDimension.Weibo.Entities.status.Entity>();
                            try
                            {
                                //获取最新若干微博
                                WeiboAPI.GetAuthorLatestStatus(author, result, author.PostSampleMethode);
                            }
                            catch (IOException)
                            {
                                ErrCount++;
                                nextWorkTime = WeiboAPI.rateLimitStatus.ResetTime;
                            }
                            catch (Exception ex)
                            {
                                SendMsg("获取最新微博时发生错误,见日志");
                                ErrCount++;
                                nextWorkTime         = WeiboAPI.rateLimitStatus.ResetTime;
                                author.RefreshStatus = Enums.CrawlStatus.Normal;
                                Logger.Error(ex.ToString());
                            }

                            SendMsg(string.Format("找到{0}的{1}条最新微博,开始插入数据库并统计相关信息", author.AuthorName, result.Count));
                            //同时更新平均转发数和评论数
                            double avgForward = 0, avgReply = 0;
                            for (int i = 0; i < result.Count; ++i)
                            {
                                avgForward += (double)result[i].RepostsCount / (double)result.Count;
                                avgReply   += (double)result[i].CommentsCount / (double)result.Count;
                                var item = ItemDBManager.ConvertToItem(result[i], author.AuthorSource, CrawlID);
                                ItemDBManager.InsertOrUpdateItem(item);
                                CntData.Tick();
                            }

                            author.AvgForward = (int)avgForward;
                            author.AvgReply   = (int)avgReply;
                            SuccCount++;
                            continue;
                        }
                        catch (Exception ex)
                        {
                            ErrCount++;
                            nextWorkTime         = WeiboAPI.rateLimitStatus.ResetTime;
                            author.RefreshStatus = Enums.CrawlStatus.Normal;
                            SendMsg(ex.ToString());
                        }
                        finally
                        {
                            author.UpdateCount++;
                            author.UpdateTime      = DateTime.Now;
                            author.NextRefreshTime = author.UpdateTime.AddDays(author.IntervalDays);
                            AuthorDBManager.PushbackCensusJob(author);
                            SendMsg(string.Format("用户{0}的普查任务完成", author.AuthorName));
                        }
                    }
                }
                SendMsg(string.Format("休息{0}秒", IntervalMS / 1000));
                Thread.Sleep(IntervalMS);
            }
            StopFlag = false;
            return(SuccCount == 0 && ErrCount == 0 ? "Nothing to do" : string.Format("OneJob Done. Succ {0} Err {1}", SuccCount, ErrCount));
        }
Ejemplo n.º 2
0
        /// <summary>
        /// 定期检查账号情况
        /// </summary>
        private static void NormalizeAccount()
        {
            string where;
            try
            {
                #region 初始化账号
                where = "IsDisabled=FALSE AND SubscribeStatus>=0 AND AuthorID IS NULL";
                var result = LoginAccountBusiness.GetAllByWhere(where, null, LoginAccountMySqlDAL.OrderColumn.Default);
                foreach (var account in result)
                {
                    try
                    {
                        account.AuthorID = WeiboAPI.GetAuthorID(account.UserName);
                        var author = WeiboAPI.GetAuthorInfo(account.AuthorID);
                        var list   = WeiboAPI.GetFriendsIDs(account.AuthorID, Enums.SampleMethod.All);
                        account.FollowCount = 0;
                        foreach (var id in list)
                        {
                            AuthorDBManager.SubscribeAuthor(account.UserName, id);
                            account.FollowCount++;
                        }
                    }
                    catch (Exception ex)
                    {
                        Logger.Error(string.Format("Err@ Account: {0}, message: {1}", account.UserName, ex.ToString()));
                        account.FailCount++;
                        if (account.FailCount > DefaultSettings.MaxFailureCount)
                        {
                            account.IsDisabled = true;
                        }
                        LoginAccountBusiness.UpdateByAccountID(account);
                        continue;
                    }
                    account.FailCount                = 0;
                    account.SubscribeIntervalMins    = 15;
                    account.SubscribeLastTime        = Utilities.Epoch;
                    account.SubscribeNextTime        = Utilities.Epoch;
                    account.SubscribeSinceID         = null;
                    account.FollowCountLastClearTime = DateTime.Now;
                    account.FollowCountToday         = 0;
                    LoginAccountBusiness.UpdateByAccountID(account);
                }
                #endregion

                #region 关注次数和失效次数清零(每天一次)
                DateTime refreshtime = DateTime.Now.Subtract(new TimeSpan(1, 0, 0, 0, 0));
                where  = string.Format("IsDisabled=FALSE AND SubscribeStatus>=0 AND (FollowCountLastClearTime IS NULL OR FollowCountLastClearTime<'{0}')", refreshtime);
                result = LoginAccountBusiness.GetAllByWhere(where, null, LoginAccountMySqlDAL.OrderColumn.Default);
                foreach (var account in result)
                {
                    account.FollowCountLastClearTime = DateTime.Now;
                    account.FollowCountToday         = 0;
                    account.FailCount = 0;
                    LoginAccountBusiness.UpdateByAccountID(account);
                }
                #endregion
            }
            catch (Exception ex)
            {
                Logger.Error(ex.ToString());
            }
        }