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Sonarr/NzbDrone.Core/Providers/DownloadClients/BlackholeProvider.cs
2012-02-11 00:16:26 -08:00

71 lines
2.3 KiB
C#

using System;
using System.IO;
using System.Linq;
using NLog;
using Ninject;
using NzbDrone.Common;
using NzbDrone.Core.Model;
using NzbDrone.Core.Providers.Core;
using NzbDrone.Core.Providers.DecisionEngine;
namespace NzbDrone.Core.Providers.DownloadClients
{
public class BlackholeProvider : IDownloadClient
{
private readonly ConfigProvider _configProvider;
private readonly HttpProvider _httpProvider;
private readonly DiskProvider _diskProvider;
private readonly UpgradeHistorySpecification _upgradeHistorySpecification;
private readonly HistoryProvider _historyProvider;
private static readonly Logger logger = LogManager.GetCurrentClassLogger();
[Inject]
public BlackholeProvider(ConfigProvider configProvider, HttpProvider httpProvider,
DiskProvider diskProvider, UpgradeHistorySpecification upgradeHistorySpecification)
{
_configProvider = configProvider;
_httpProvider = httpProvider;
_diskProvider = diskProvider;
_upgradeHistorySpecification = upgradeHistorySpecification;
}
public BlackholeProvider()
{
}
public virtual bool DownloadNzb(string url, string title)
{
try
{
var filename = Path.Combine(_configProvider.BlackholeDirectory, title + ".nzb");
if (_diskProvider.FileExists(filename))
{
//Return true so a lesser quality is not returned.
logger.Info("NZB already exists on disk: {0}", filename);
return true;
}
logger.Trace("Downloading NZB from: {0} to: {1}", url, filename);
_httpProvider.DownloadFile(url, filename);
logger.Trace("NZB Download succeeded, saved to: {0}", filename);
return true;
}
catch (Exception ex)
{
logger.WarnException("Failed to download NZB: " + url, ex);
return false;
}
}
public virtual bool IsInQueue(EpisodeParseResult newParseResult)
{
return !_upgradeHistorySpecification.IsSatisfiedBy(newParseResult);
}
}
}