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144 lines
5.2 KiB
144 lines
5.2 KiB
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading.Tasks;
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using NLog;
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using NzbDrone.Common.TPL;
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using NzbDrone.Core.Parser.Model;
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namespace NzbDrone.Core.ImportLists
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{
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public interface IFetchAndParseImportList
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{
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List<ImportListItemInfo> Fetch();
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List<ImportListItemInfo> FetchSingleList(ImportListDefinition definition);
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}
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public class FetchAndParseImportListService : IFetchAndParseImportList
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{
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private readonly IImportListFactory _importListFactory;
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private readonly IImportListStatusService _importListStatusService;
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private readonly Logger _logger;
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public FetchAndParseImportListService(IImportListFactory importListFactory, IImportListStatusService importListStatusService, Logger logger)
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{
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_importListFactory = importListFactory;
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_importListStatusService = importListStatusService;
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_logger = logger;
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}
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public List<ImportListItemInfo> Fetch()
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{
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var result = new List<ImportListItemInfo>();
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var importLists = _importListFactory.AutomaticAddEnabled();
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if (!importLists.Any())
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{
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_logger.Debug("No enabled import lists, skipping.");
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return result;
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}
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_logger.Debug("Available import lists {0}", importLists.Count);
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var taskList = new List<Task>();
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var taskFactory = new TaskFactory(TaskCreationOptions.LongRunning, TaskContinuationOptions.None);
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foreach (var importList in importLists)
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{
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var importListLocal = importList;
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var importListStatus = _importListStatusService.GetLastSyncListInfo(importListLocal.Definition.Id);
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if (importListStatus.HasValue)
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{
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var importListNextSync = importListStatus.Value + importListLocal.MinRefreshInterval;
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if (DateTime.UtcNow < importListNextSync)
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{
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_logger.Trace("Skipping refresh of Import List {0} ({1}) due to minimum refresh interval. Next sync after {2}", importList.Name, importListLocal.Definition.Name, importListNextSync);
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continue;
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}
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}
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var task = taskFactory.StartNew(() =>
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{
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try
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{
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var importListReports = importListLocal.Fetch();
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lock (result)
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{
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_logger.Debug("Found {0} reports from {1} ({2})", importListReports.Count, importList.Name, importListLocal.Definition.Name);
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result.AddRange(importListReports);
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}
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_importListStatusService.UpdateListSyncStatus(importList.Definition.Id);
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}
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catch (Exception e)
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{
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_logger.Error(e, "Error during Import List Sync of {0} ({1})", importList.Name, importListLocal.Definition.Name);
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}
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}).LogExceptions();
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taskList.Add(task);
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}
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Task.WaitAll(taskList.ToArray());
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result = result.DistinctBy(r => new { r.Artist, r.Album }).ToList();
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_logger.Debug("Found {0} total reports from {1} lists", result.Count, importLists.Count);
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return result;
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}
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public List<ImportListItemInfo> FetchSingleList(ImportListDefinition definition)
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{
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var result = new List<ImportListItemInfo>();
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var importList = _importListFactory.GetInstance(definition);
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if (importList == null || !definition.EnableAutomaticAdd)
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{
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_logger.Debug("Import List {0} ({1}) is not enabled, skipping.", importList.Name, importList.Definition.Name);
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return result;
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}
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var taskList = new List<Task>();
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var taskFactory = new TaskFactory(TaskCreationOptions.LongRunning, TaskContinuationOptions.None);
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var importListLocal = importList;
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var task = taskFactory.StartNew(() =>
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{
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try
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{
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var importListReports = importListLocal.Fetch();
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lock (result)
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{
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_logger.Debug("Found {0} reports from {1} ({2})", importListReports.Count, importList.Name, importListLocal.Definition.Name);
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result.AddRange(importListReports);
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}
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_importListStatusService.UpdateListSyncStatus(importList.Definition.Id);
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}
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catch (Exception e)
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{
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_logger.Error(e, "Error during Import List Sync of {0} ({1})", importList.Name, importListLocal.Definition.Name);
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}
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}).LogExceptions();
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taskList.Add(task);
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Task.WaitAll(taskList.ToArray());
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result = result.DistinctBy(r => new { r.Artist, r.Album }).ToList();
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return result;
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}
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}
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}
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