using System ;
using System.Collections.Generic ;
using System.Linq ;
using System.Net ;
using FluentValidation.Results ;
using NLog ;
using NzbDrone.Common.Disk ;
using NzbDrone.Common.Extensions ;
using NzbDrone.Common.Http ;
using NzbDrone.Core.Configuration ;
using NzbDrone.Core.MediaFiles.TorrentInfo ;
using NzbDrone.Core.Parser.Model ;
using NzbDrone.Core.RemotePathMappings ;
using NzbDrone.Core.Validation ;
namespace NzbDrone.Core.Download.Clients.Transmission
{
public abstract class TransmissionBase : TorrentClientBase < TransmissionSettings >
{
protected readonly ITransmissionProxy _proxy ;
public TransmissionBase ( ITransmissionProxy proxy ,
ITorrentFileInfoReader torrentFileInfoReader ,
IHttpClient httpClient ,
IConfigService configService ,
IDiskProvider diskProvider ,
IRemotePathMappingService remotePathMappingService ,
Logger logger )
: base ( torrentFileInfoReader , httpClient , configService , diskProvider , remotePathMappingService , logger )
{
_proxy = proxy ;
}
public override IEnumerable < DownloadClientItem > GetItems ( )
{
List < TransmissionTorrent > torrents ;
try
{
torrents = _proxy . GetTorrents ( Settings ) ;
}
catch ( DownloadClientException ex )
{
_logger . Error ( ex ) ;
return Enumerable . Empty < DownloadClientItem > ( ) ;
}
var items = new List < DownloadClientItem > ( ) ;
foreach ( var torrent in torrents )
{
// If totalsize == 0 the torrent is a magnet downloading metadata
if ( torrent . TotalSize = = 0 ) continue ;
var outputPath = new OsPath ( torrent . DownloadDir ) ;
if ( Settings . TvDirectory . IsNotNullOrWhiteSpace ( ) )
{
if ( ! new OsPath ( Settings . TvDirectory ) . Contains ( outputPath ) ) continue ;
}
else if ( Settings . TvCategory . IsNotNullOrWhiteSpace ( ) )
{
var directories = outputPath . FullPath . Split ( '\\' , '/' ) ;
if ( ! directories . Contains ( Settings . TvCategory ) ) continue ;
}
outputPath = _remotePathMappingService . RemapRemoteToLocal ( Settings . Host , outputPath ) ;
var item = new DownloadClientItem ( ) ;
item . DownloadId = torrent . HashString . ToUpper ( ) ;
item . Category = Settings . TvCategory ;
item . Title = torrent . Name ;
item . DownloadClient = Definition . Name ;
item . OutputPath = GetOutputPath ( outputPath , torrent ) ;
item . TotalSize = torrent . TotalSize ;
item . RemainingSize = torrent . LeftUntilDone ;
if ( torrent . Eta > = 0 )
{
item . RemainingTime = TimeSpan . FromSeconds ( torrent . Eta ) ;
}
if ( ! torrent . ErrorString . IsNullOrWhiteSpace ( ) )
{
item . Status = DownloadItemStatus . Warning ;
item . Message = torrent . ErrorString ;
}
else if ( torrent . Status = = TransmissionTorrentStatus . Seeding | |
torrent . Status = = TransmissionTorrentStatus . SeedingWait )
{
item . Status = DownloadItemStatus . Completed ;
}
else if ( torrent . IsFinished & & torrent . Status ! = TransmissionTorrentStatus . Check & &
torrent . Status ! = TransmissionTorrentStatus . CheckWait )
{
item . Status = DownloadItemStatus . Completed ;
}
else if ( torrent . Status = = TransmissionTorrentStatus . Queued )
{
item . Status = DownloadItemStatus . Queued ;
}
else
{
item . Status = DownloadItemStatus . Downloading ;
}
item . IsReadOnly = torrent . Status ! = TransmissionTorrentStatus . Stopped ;
items . Add ( item ) ;
}
return items ;
}
public override void RemoveItem ( string downloadId , bool deleteData )
{
_proxy . RemoveTorrent ( downloadId . ToLower ( ) , deleteData , Settings ) ;
}
public override DownloadClientStatus GetStatus ( )
{
var config = _proxy . GetConfig ( Settings ) ;
var destDir = config . GetValueOrDefault ( "download-dir" ) as string ;
if ( Settings . TvCategory . IsNotNullOrWhiteSpace ( ) )
{
destDir = string . Format ( "{0}/.{1}" , destDir , Settings . TvCategory ) ;
}
return new DownloadClientStatus
{
IsLocalhost = Settings . Host = = "127.0.0.1" | | Settings . Host = = "localhost" ,
OutputRootFolders = new List < OsPath > { _remotePathMappingService . RemapRemoteToLocal ( Settings . Host , new OsPath ( destDir ) ) }
} ;
}
protected override string AddFromMagnetLink ( RemoteEpisode remoteEpisode , string hash , string magnetLink )
{
_proxy . AddTorrentFromUrl ( magnetLink , GetDownloadDirectory ( ) , Settings ) ;
var isRecentEpisode = remoteEpisode . IsRecentEpisode ( ) ;
if ( isRecentEpisode & & Settings . RecentTvPriority = = ( int ) TransmissionPriority . First | |
! isRecentEpisode & & Settings . OlderTvPriority = = ( int ) TransmissionPriority . First )
{
_proxy . MoveTorrentToTopInQueue ( hash , Settings ) ;
}
return hash ;
}
protected override string AddFromTorrentFile ( RemoteEpisode remoteEpisode , string hash , string filename , byte [ ] fileContent )
{
_proxy . AddTorrentFromData ( fileContent , GetDownloadDirectory ( ) , Settings ) ;
var isRecentEpisode = remoteEpisode . IsRecentEpisode ( ) ;
if ( isRecentEpisode & & Settings . RecentTvPriority = = ( int ) TransmissionPriority . First | |
! isRecentEpisode & & Settings . OlderTvPriority = = ( int ) TransmissionPriority . First )
{
_proxy . MoveTorrentToTopInQueue ( hash , Settings ) ;
}
return hash ;
}
protected override void Test ( List < ValidationFailure > failures )
{
failures . AddIfNotNull ( TestConnection ( ) ) ;
if ( failures . Any ( ) ) return ;
failures . AddIfNotNull ( TestGetTorrents ( ) ) ;
}
protected virtual OsPath GetOutputPath ( OsPath outputPath , TransmissionTorrent torrent )
{
return outputPath + torrent . Name ;
}
protected string GetDownloadDirectory ( )
{
if ( Settings . TvDirectory . IsNotNullOrWhiteSpace ( ) )
{
return Settings . TvDirectory ;
}
else if ( Settings . TvCategory . IsNotNullOrWhiteSpace ( ) )
{
var config = _proxy . GetConfig ( Settings ) ;
var destDir = ( string ) config . GetValueOrDefault ( "download-dir" ) ;
return string . Format ( "{0}/{1}" , destDir . TrimEnd ( '/' ) , Settings . TvCategory ) ;
}
else
{
return null ;
}
}
protected ValidationFailure TestConnection ( )
{
try
{
return ValidateVersion ( ) ;
}
catch ( DownloadClientAuthenticationException ex )
{
_logger . Error ( ex ) ;
return new NzbDroneValidationFailure ( "Username" , "Authentication failure" )
{
DetailedDescription = string . Format ( "Please verify your username and password. Also verify if the host running Lidarr isn't blocked from accessing {0} by WhiteList limitations in the {0} configuration." , Name )
} ;
}
catch ( WebException ex )
{
_logger . Error ( ex ) ;
if ( ex . Status = = WebExceptionStatus . ConnectFailure )
{
return new NzbDroneValidationFailure ( "Host" , "Unable to connect" )
{
DetailedDescription = "Please verify the hostname and port."
} ;
}
return new NzbDroneValidationFailure ( string . Empty , "Unknown exception: " + ex . Message ) ;
}
catch ( Exception ex )
{
_logger . Error ( ex ) ;
return new NzbDroneValidationFailure ( string . Empty , "Unknown exception: " + ex . Message ) ;
}
}
protected abstract ValidationFailure ValidateVersion ( ) ;
private ValidationFailure TestGetTorrents ( )
{
try
{
_proxy . GetTorrents ( Settings ) ;
}
catch ( Exception ex )
{
_logger . Error ( ex ) ;
return new NzbDroneValidationFailure ( string . Empty , "Failed to get the list of torrents: " + ex . Message ) ;
}
return null ;
}
}
}