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Lidarr/src/NzbDrone.Core/Download/DownloadClientBase.cs

152 lines
5.4 KiB

using System;
using System.Linq;
using System.Collections.Generic;
using FluentValidation.Results;
using NLog;
using NzbDrone.Common.Disk;
using NzbDrone.Common.Extensions;
using NzbDrone.Core.Configuration;
using NzbDrone.Core.Indexers;
using NzbDrone.Core.Parser.Model;
using NzbDrone.Core.RemotePathMappings;
using NzbDrone.Core.ThingiProvider;
using NzbDrone.Core.Validation;
namespace NzbDrone.Core.Download
{
public abstract class DownloadClientBase<TSettings> : IDownloadClient
where TSettings : IProviderConfig, new()
{
protected readonly IConfigService _configService;
protected readonly IDiskProvider _diskProvider;
protected readonly IRemotePathMappingService _remotePathMappingService;
protected readonly Logger _logger;
public abstract string Name { get; }
public Type ConfigContract => typeof(TSettings);
public virtual ProviderMessage Message => null;
public IEnumerable<ProviderDefinition> DefaultDefinitions => new List<ProviderDefinition>();
public ProviderDefinition Definition { get; set; }
public virtual object RequestAction(string action, IDictionary<string, string> query) { return null; }
protected TSettings Settings => (TSettings)Definition.Settings;
10 years ago
protected DownloadClientBase(IConfigService configService,
IDiskProvider diskProvider,
IRemotePathMappingService remotePathMappingService,
Logger logger)
{
_configService = configService;
_diskProvider = diskProvider;
_remotePathMappingService = remotePathMappingService;
_logger = logger;
}
public override string ToString()
{
return GetType().Name;
}
public abstract DownloadProtocol Protocol
{
get;
}
public abstract string Download(RemoteEpisode remoteEpisode);
public abstract IEnumerable<DownloadClientItem> GetItems();
public abstract void RemoveItem(string downloadId, bool deleteData);
public abstract DownloadClientStatus GetStatus();
protected virtual void DeleteItemData(string downloadId)
{
if (downloadId.IsNullOrWhiteSpace())
{
return;
}
var item = GetItems().FirstOrDefault(v => v.DownloadId == downloadId);
if (item == null)
{
_logger.Trace("DownloadItem {0} in {1} history not found, skipping delete data.", downloadId, Name);
return;
}
if (item.OutputPath.IsEmpty)
{
_logger.Trace("[{0}] Doesn't have an outputPath, skipping delete data.", item.Title);
return;
}
try
{
if (_diskProvider.FolderExists(item.OutputPath.FullPath))
{
_logger.Debug("[{0}] Deleting folder '{1}'.", item.Title, item.OutputPath);
_diskProvider.DeleteFolder(item.OutputPath.FullPath, true);
}
else if (_diskProvider.FileExists(item.OutputPath.FullPath))
{
_logger.Debug("[{0}] Deleting file '{1}'.", item.Title, item.OutputPath);
_diskProvider.DeleteFile(item.OutputPath.FullPath);
}
else
{
_logger.Trace("[{0}] File or folder '{1}' doesn't exist, skipping cleanup.", item.Title, item.OutputPath);
}
}
catch (Exception ex)
{
_logger.Warn(ex, string.Format("[{0}] Error occurred while trying to delete data from '{1}'.", item.Title, item.OutputPath));
}
}
public ValidationResult Test()
{
var failures = new List<ValidationFailure>();
try
{
Test(failures);
}
catch (Exception ex)
{
_logger.Error(ex, "Test aborted due to exception");
failures.Add(new ValidationFailure(string.Empty, "Test was aborted due to an error: " + ex.Message));
}
return new ValidationResult(failures);
}
protected abstract void Test(List<ValidationFailure> failures);
protected ValidationFailure TestFolder(string folder, string propertyName, bool mustBeWritable = true)
{
if (!_diskProvider.FolderExists(folder))
{
return new NzbDroneValidationFailure(propertyName, "Folder does not exist")
{
DetailedDescription = string.Format("The folder you specified does not exist or is inaccessible. Please verify the folder permissions for the user account '{0}', which is used to execute Sonarr.", Environment.UserName)
};
}
if (mustBeWritable && !_diskProvider.FolderWritable(folder))
{
_logger.Error("Folder '{0}' is not writable.", folder);
return new NzbDroneValidationFailure(propertyName, "Unable to write to folder")
{
DetailedDescription = string.Format("The folder you specified is not writable. Please verify the folder permissions for the user account '{0}', which is used to execute Sonarr.", Environment.UserName)
};
}
return null;
}
}
}