jellyfin/Emby.Dlna/Didl/DidlBuilder.cs
2017-05-13 15:31:25 -04:00

1205 lines
42 KiB
C#

using MediaBrowser.Model.Extensions;
using MediaBrowser.Controller.Channels;
using MediaBrowser.Controller.Drawing;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Entities.Movies;
using MediaBrowser.Controller.Entities.TV;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Playlists;
using Emby.Dlna.ContentDirectory;
using MediaBrowser.Model.Dlna;
using MediaBrowser.Model.Drawing;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Logging;
using MediaBrowser.Model.Net;
using System;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Text;
using System.Xml;
using MediaBrowser.Controller.MediaEncoding;
using MediaBrowser.Model.Configuration;
using MediaBrowser.Model.Globalization;
namespace Emby.Dlna.Didl
{
public class DidlBuilder
{
private readonly CultureInfo _usCulture = new CultureInfo("en-US");
private const string NS_DIDL = "urn:schemas-upnp-org:metadata-1-0/DIDL-Lite/";
private const string NS_DC = "http://purl.org/dc/elements/1.1/";
private const string NS_UPNP = "urn:schemas-upnp-org:metadata-1-0/upnp/";
private const string NS_DLNA = "urn:schemas-dlna-org:metadata-1-0/";
private readonly DeviceProfile _profile;
private readonly IImageProcessor _imageProcessor;
private readonly string _serverAddress;
private readonly string _accessToken;
private readonly User _user;
private readonly IUserDataManager _userDataManager;
private readonly ILocalizationManager _localization;
private readonly IMediaSourceManager _mediaSourceManager;
private readonly ILogger _logger;
private readonly ILibraryManager _libraryManager;
private readonly IMediaEncoder _mediaEncoder;
public DidlBuilder(DeviceProfile profile, User user, IImageProcessor imageProcessor, string serverAddress, string accessToken, IUserDataManager userDataManager, ILocalizationManager localization, IMediaSourceManager mediaSourceManager, ILogger logger, ILibraryManager libraryManager, IMediaEncoder mediaEncoder)
{
_profile = profile;
_imageProcessor = imageProcessor;
_serverAddress = serverAddress;
_userDataManager = userDataManager;
_localization = localization;
_mediaSourceManager = mediaSourceManager;
_logger = logger;
_libraryManager = libraryManager;
_mediaEncoder = mediaEncoder;
_accessToken = accessToken;
_user = user;
}
public string GetItemDidl(DlnaOptions options, BaseItem item, User user, BaseItem context, string deviceId, Filter filter, StreamInfo streamInfo)
{
var settings = new XmlWriterSettings
{
Encoding = Encoding.UTF8,
CloseOutput = false,
OmitXmlDeclaration = true,
ConformanceLevel = ConformanceLevel.Fragment
};
StringWriter builder = new StringWriterWithEncoding(Encoding.UTF8);
using (XmlWriter writer = XmlWriter.Create(builder, settings))
{
//writer.WriteStartDocument();
writer.WriteStartElement(string.Empty, "DIDL-Lite", NS_DIDL);
writer.WriteAttributeString("xmlns", "dc", null, NS_DC);
writer.WriteAttributeString("xmlns", "dlna", null, NS_DLNA);
writer.WriteAttributeString("xmlns", "upnp", null, NS_UPNP);
//didl.SetAttribute("xmlns:sec", NS_SEC);
WriteXmlRootAttributes(_profile, writer);
WriteItemElement(options, writer, item, user, context, null, deviceId, filter, streamInfo);
writer.WriteFullEndElement();
//writer.WriteEndDocument();
}
return builder.ToString();
}
public static void WriteXmlRootAttributes(DeviceProfile profile, XmlWriter writer)
{
foreach (var att in profile.XmlRootAttributes)
{
var parts = att.Name.Split(new[] { ':' }, StringSplitOptions.RemoveEmptyEntries);
if (parts.Length == 2)
{
writer.WriteAttributeString(parts[0], parts[1], null, att.Value);
}
else
{
writer.WriteAttributeString(att.Name, att.Value);
}
}
}
public void WriteItemElement(DlnaOptions options,
XmlWriter writer,
BaseItem item,
User user,
BaseItem context,
StubType? contextStubType,
string deviceId,
Filter filter,
StreamInfo streamInfo = null)
{
var clientId = GetClientId(item, null);
writer.WriteStartElement(string.Empty, "item", NS_DIDL);
writer.WriteAttributeString("restricted", "1");
writer.WriteAttributeString("id", clientId);
if (context != null)
{
writer.WriteAttributeString("parentID", GetClientId(context, contextStubType));
}
else
{
var parent = item.DisplayParentId;
if (parent.HasValue)
{
writer.WriteAttributeString("parentID", GetClientId(parent.Value, null));
}
}
AddGeneralProperties(item, null, context, writer, filter);
AddSamsungBookmarkInfo(item, user, writer);
// refID?
// storeAttribute(itemNode, object, ClassProperties.REF_ID, false);
var hasMediaSources = item as IHasMediaSources;
if (hasMediaSources != null)
{
if (string.Equals(item.MediaType, MediaType.Audio, StringComparison.OrdinalIgnoreCase))
{
AddAudioResource(options, writer, hasMediaSources, deviceId, filter, streamInfo);
}
else if (string.Equals(item.MediaType, MediaType.Video, StringComparison.OrdinalIgnoreCase))
{
AddVideoResource(options, writer, hasMediaSources, deviceId, filter, streamInfo);
}
}
AddCover(item, context, null, writer);
writer.WriteFullEndElement();
}
private ILogger GetStreamBuilderLogger(DlnaOptions options)
{
if (options.EnableDebugLog)
{
return _logger;
}
return new NullLogger();
}
private string GetMimeType(string input)
{
var mime = MimeTypes.GetMimeType(input);
if (string.Equals(mime, "video/mp2t", StringComparison.OrdinalIgnoreCase))
{
mime = "video/mpeg";
}
return mime;
}
private void AddVideoResource(DlnaOptions options, XmlWriter writer, IHasMediaSources video, string deviceId, Filter filter, StreamInfo streamInfo = null)
{
if (streamInfo == null)
{
var sources = _mediaSourceManager.GetStaticMediaSources(video, true, _user).ToList();
streamInfo = new StreamBuilder(_mediaEncoder, GetStreamBuilderLogger(options)).BuildVideoItem(new VideoOptions
{
ItemId = GetClientId(video),
MediaSources = sources,
Profile = _profile,
DeviceId = deviceId,
MaxBitrate = _profile.MaxStreamingBitrate
});
}
var targetWidth = streamInfo.TargetWidth;
var targetHeight = streamInfo.TargetHeight;
var contentFeatureList = new ContentFeatureBuilder(_profile).BuildVideoHeader(streamInfo.Container,
streamInfo.TargetVideoCodec,
streamInfo.TargetAudioCodec,
targetWidth,
targetHeight,
streamInfo.TargetVideoBitDepth,
streamInfo.TargetVideoBitrate,
streamInfo.TargetTimestamp,
streamInfo.IsDirectStream,
streamInfo.RunTimeTicks,
streamInfo.TargetVideoProfile,
streamInfo.TargetVideoLevel,
streamInfo.TargetFramerate,
streamInfo.TargetPacketLength,
streamInfo.TranscodeSeekInfo,
streamInfo.IsTargetAnamorphic,
streamInfo.TargetRefFrames,
streamInfo.TargetVideoStreamCount,
streamInfo.TargetAudioStreamCount,
streamInfo.TargetVideoCodecTag,
streamInfo.IsTargetAVC);
foreach (var contentFeature in contentFeatureList)
{
AddVideoResource(writer, video, deviceId, filter, contentFeature, streamInfo);
}
var subtitleProfiles = streamInfo.GetSubtitleProfiles(false, _serverAddress, _accessToken)
.Where(subtitle => subtitle.DeliveryMethod == SubtitleDeliveryMethod.External)
.ToList();
foreach (var subtitle in subtitleProfiles)
{
var subtitleAdded = AddSubtitleElement(writer, subtitle);
if (subtitleAdded && _profile.EnableSingleSubtitleLimit)
{
break;
}
}
}
private bool AddSubtitleElement(XmlWriter writer, SubtitleStreamInfo info)
{
var subtitleProfile = _profile.SubtitleProfiles
.FirstOrDefault(i => string.Equals(info.Format, i.Format, StringComparison.OrdinalIgnoreCase) && i.Method == SubtitleDeliveryMethod.External);
if (subtitleProfile == null)
{
return false;
}
var subtitleMode = subtitleProfile.DidlMode;
if (string.Equals(subtitleMode, "CaptionInfoEx", StringComparison.OrdinalIgnoreCase))
{
// <sec:CaptionInfoEx sec:type="srt">http://192.168.1.3:9999/video.srt</sec:CaptionInfoEx>
// <sec:CaptionInfo sec:type="srt">http://192.168.1.3:9999/video.srt</sec:CaptionInfo>
writer.WriteStartElement("sec", "CaptionInfoEx", null);
writer.WriteAttributeString("sec", "type", null, info.Format.ToLower());
writer.WriteString(info.Url);
writer.WriteFullEndElement();
}
else if (string.Equals(subtitleMode, "smi", StringComparison.OrdinalIgnoreCase))
{
writer.WriteStartElement(string.Empty, "res", NS_DIDL);
writer.WriteAttributeString("protocolInfo", "http-get:*:smi/caption:*");
writer.WriteString(info.Url);
writer.WriteFullEndElement();
}
else
{
writer.WriteStartElement(string.Empty, "res", NS_DIDL);
var protocolInfo = string.Format("http-get:*:text/{0}:*", info.Format.ToLower());
writer.WriteAttributeString("protocolInfo", protocolInfo);
writer.WriteString(info.Url);
writer.WriteFullEndElement();
}
return true;
}
private void AddVideoResource(XmlWriter writer, IHasMediaSources video, string deviceId, Filter filter, string contentFeatures, StreamInfo streamInfo)
{
writer.WriteStartElement(string.Empty, "res", NS_DIDL);
var url = streamInfo.ToDlnaUrl(_serverAddress, _accessToken);
var mediaSource = streamInfo.MediaSource;
if (mediaSource.RunTimeTicks.HasValue)
{
writer.WriteAttributeString("duration", TimeSpan.FromTicks(mediaSource.RunTimeTicks.Value).ToString("c", _usCulture));
}
if (filter.Contains("res@size"))
{
if (streamInfo.IsDirectStream || streamInfo.EstimateContentLength)
{
var size = streamInfo.TargetSize;
if (size.HasValue)
{
writer.WriteAttributeString("size", size.Value.ToString(_usCulture));
}
}
}
var totalBitrate = streamInfo.TargetTotalBitrate;
var targetSampleRate = streamInfo.TargetAudioSampleRate;
var targetChannels = streamInfo.TargetAudioChannels;
var targetWidth = streamInfo.TargetWidth;
var targetHeight = streamInfo.TargetHeight;
if (targetChannels.HasValue)
{
writer.WriteAttributeString("nrAudioChannels", targetChannels.Value.ToString(_usCulture));
}
if (filter.Contains("res@resolution"))
{
if (targetWidth.HasValue && targetHeight.HasValue)
{
writer.WriteAttributeString("resolution", string.Format("{0}x{1}", targetWidth.Value, targetHeight.Value));
}
}
if (targetSampleRate.HasValue)
{
writer.WriteAttributeString("sampleFrequency", targetSampleRate.Value.ToString(_usCulture));
}
if (totalBitrate.HasValue)
{
writer.WriteAttributeString("bitrate", totalBitrate.Value.ToString(_usCulture));
}
var mediaProfile = _profile.GetVideoMediaProfile(streamInfo.Container,
streamInfo.TargetAudioCodec,
streamInfo.TargetVideoCodec,
streamInfo.TargetAudioBitrate,
targetWidth,
targetHeight,
streamInfo.TargetVideoBitDepth,
streamInfo.TargetVideoProfile,
streamInfo.TargetVideoLevel,
streamInfo.TargetFramerate,
streamInfo.TargetPacketLength,
streamInfo.TargetTimestamp,
streamInfo.IsTargetAnamorphic,
streamInfo.TargetRefFrames,
streamInfo.TargetVideoStreamCount,
streamInfo.TargetAudioStreamCount,
streamInfo.TargetVideoCodecTag,
streamInfo.IsTargetAVC);
var filename = url.Substring(0, url.IndexOf('?'));
var mimeType = mediaProfile == null || string.IsNullOrEmpty(mediaProfile.MimeType)
? GetMimeType(filename)
: mediaProfile.MimeType;
writer.WriteAttributeString("protocolInfo", String.Format(
"http-get:*:{0}:{1}",
mimeType,
contentFeatures
));
writer.WriteString(url);
writer.WriteFullEndElement();
}
private string GetDisplayName(BaseItem item, StubType? itemStubType, BaseItem context)
{
if (itemStubType.HasValue && itemStubType.Value == StubType.People)
{
if (item is Video)
{
return _localization.GetLocalizedString("HeaderCastCrew");
}
return _localization.GetLocalizedString("HeaderPeople");
}
var episode = item as Episode;
var season = context as Season;
if (episode != null && season != null)
{
// This is a special embedded within a season
if (item.ParentIndexNumber.HasValue && item.ParentIndexNumber.Value == 0)
{
if (season.IndexNumber.HasValue && season.IndexNumber.Value != 0)
{
return string.Format(_localization.GetLocalizedString("ValueSpecialEpisodeName"), item.Name);
}
}
if (item.IndexNumber.HasValue)
{
var number = item.IndexNumber.Value.ToString("00", CultureInfo.InvariantCulture);
if (episode.IndexNumberEnd.HasValue)
{
number += "-" + episode.IndexNumberEnd.Value.ToString("00", CultureInfo.InvariantCulture);
}
return number + " - " + item.Name;
}
}
return item.Name;
}
private void AddAudioResource(DlnaOptions options, XmlWriter writer, IHasMediaSources audio, string deviceId, Filter filter, StreamInfo streamInfo = null)
{
writer.WriteStartElement(string.Empty, "res", NS_DIDL);
if (streamInfo == null)
{
var sources = _mediaSourceManager.GetStaticMediaSources(audio, true, _user).ToList();
streamInfo = new StreamBuilder(_mediaEncoder, GetStreamBuilderLogger(options)).BuildAudioItem(new AudioOptions
{
ItemId = GetClientId(audio),
MediaSources = sources,
Profile = _profile,
DeviceId = deviceId
});
}
var url = streamInfo.ToDlnaUrl(_serverAddress, _accessToken);
var mediaSource = streamInfo.MediaSource;
if (mediaSource.RunTimeTicks.HasValue)
{
writer.WriteAttributeString("duration", TimeSpan.FromTicks(mediaSource.RunTimeTicks.Value).ToString("c", _usCulture));
}
if (filter.Contains("res@size"))
{
if (streamInfo.IsDirectStream || streamInfo.EstimateContentLength)
{
var size = streamInfo.TargetSize;
if (size.HasValue)
{
writer.WriteAttributeString("size", size.Value.ToString(_usCulture));
}
}
}
var targetAudioBitrate = streamInfo.TargetAudioBitrate;
var targetSampleRate = streamInfo.TargetAudioSampleRate;
var targetChannels = streamInfo.TargetAudioChannels;
if (targetChannels.HasValue)
{
writer.WriteAttributeString("nrAudioChannels", targetChannels.Value.ToString(_usCulture));
}
if (targetSampleRate.HasValue)
{
writer.WriteAttributeString("sampleFrequency", targetSampleRate.Value.ToString(_usCulture));
}
if (targetAudioBitrate.HasValue)
{
writer.WriteAttributeString("bitrate", targetAudioBitrate.Value.ToString(_usCulture));
}
var mediaProfile = _profile.GetAudioMediaProfile(streamInfo.Container,
streamInfo.TargetAudioCodec,
targetChannels,
targetAudioBitrate,
targetSampleRate);
var filename = url.Substring(0, url.IndexOf('?'));
var mimeType = mediaProfile == null || string.IsNullOrEmpty(mediaProfile.MimeType)
? GetMimeType(filename)
: mediaProfile.MimeType;
var contentFeatures = new ContentFeatureBuilder(_profile).BuildAudioHeader(streamInfo.Container,
streamInfo.TargetAudioCodec,
targetAudioBitrate,
targetSampleRate,
targetChannels,
streamInfo.IsDirectStream,
streamInfo.RunTimeTicks,
streamInfo.TranscodeSeekInfo);
writer.WriteAttributeString("protocolInfo", String.Format(
"http-get:*:{0}:{1}",
mimeType,
contentFeatures
));
writer.WriteString(url);
writer.WriteFullEndElement();
}
public static bool IsIdRoot(string id)
{
if (string.IsNullOrWhiteSpace(id) ||
string.Equals(id, "0", StringComparison.OrdinalIgnoreCase)
// Samsung sometimes uses 1 as root
|| string.Equals(id, "1", StringComparison.OrdinalIgnoreCase))
{
return true;
}
return false;
}
public void WriteFolderElement(XmlWriter writer, BaseItem folder, StubType? stubType, BaseItem context, int childCount, Filter filter, string requestedId = null)
{
writer.WriteStartElement(string.Empty, "container", NS_DIDL);
writer.WriteAttributeString("restricted", "0");
writer.WriteAttributeString("searchable", "1");
writer.WriteAttributeString("childCount", childCount.ToString(_usCulture));
var clientId = GetClientId(folder, stubType);
if (string.Equals(requestedId, "0"))
{
writer.WriteAttributeString("id", "0");
writer.WriteAttributeString("parentID", "-1");
}
else
{
writer.WriteAttributeString("id", clientId);
if (context != null)
{
writer.WriteAttributeString("parentID", GetClientId(context, null));
}
else
{
var parent = folder.DisplayParentId;
if (!parent.HasValue)
{
writer.WriteAttributeString("parentID", "0");
}
else
{
writer.WriteAttributeString("parentID", GetClientId(parent.Value, null));
}
}
}
AddGeneralProperties(folder, stubType, context, writer, filter);
AddCover(folder, context, stubType, writer);
writer.WriteFullEndElement();
}
private void AddSamsungBookmarkInfo(BaseItem item, User user, XmlWriter writer)
{
if (!item.SupportsPositionTicksResume || item is Folder)
{
return;
}
XmlAttribute secAttribute = null;
foreach (var attribute in _profile.XmlRootAttributes)
{
if (string.Equals(attribute.Name, "xmlns:sec", StringComparison.OrdinalIgnoreCase))
{
secAttribute = attribute;
break;
}
}
// Not a samsung device
if (secAttribute == null)
{
return;
}
var userdata = _userDataManager.GetUserData(user.Id, item);
if (userdata.PlaybackPositionTicks > 0)
{
var elementValue = string.Format("BM={0}", Convert.ToInt32(TimeSpan.FromTicks(userdata.PlaybackPositionTicks).TotalSeconds).ToString(_usCulture));
AddValue(writer, "sec", "dcmInfo", elementValue, secAttribute.Value);
}
}
/// <summary>
/// Adds fields used by both items and folders
/// </summary>
private void AddCommonFields(BaseItem item, StubType? itemStubType, BaseItem context, XmlWriter writer, Filter filter)
{
// Don't filter on dc:title because not all devices will include it in the filter
// MediaMonkey for example won't display content without a title
//if (filter.Contains("dc:title"))
{
AddValue(writer, "dc", "title", GetDisplayName(item, itemStubType, context), NS_DC);
}
WriteObjectClass(writer, item, itemStubType);
if (filter.Contains("dc:date"))
{
if (item.PremiereDate.HasValue)
{
AddValue(writer, "dc", "date", item.PremiereDate.Value.ToString("o"), NS_DC);
}
}
if (filter.Contains("upnp:genre"))
{
foreach (var genre in item.Genres)
{
AddValue(writer, "upnp", "genre", genre, NS_UPNP);
}
}
foreach (var studio in item.Studios)
{
AddValue(writer, "upnp", "publisher", studio, NS_UPNP);
}
if (filter.Contains("dc:description"))
{
var desc = item.Overview;
if (!string.IsNullOrWhiteSpace(desc))
{
AddValue(writer, "dc", "description", desc, NS_DC);
}
}
if (filter.Contains("upnp:longDescription"))
{
if (!string.IsNullOrWhiteSpace(item.Overview))
{
AddValue(writer, "upnp", "longDescription", item.Overview, NS_UPNP);
}
}
if (!string.IsNullOrEmpty(item.OfficialRating))
{
if (filter.Contains("dc:rating"))
{
AddValue(writer, "dc", "rating", item.OfficialRating, NS_DC);
}
if (filter.Contains("upnp:rating"))
{
AddValue(writer, "upnp", "rating", item.OfficialRating, NS_UPNP);
}
}
AddPeople(item, writer);
}
private void WriteObjectClass(XmlWriter writer, BaseItem item, StubType? stubType)
{
// More types here
// http://oss.linn.co.uk/repos/Public/LibUpnpCil/DidlLite/UpnpAv/Test/TestDidlLite.cs
writer.WriteStartElement("upnp", "class", NS_UPNP);
if (item.IsDisplayedAsFolder || stubType.HasValue)
{
string classType = null;
if (!_profile.RequiresPlainFolders)
{
if (item is MusicAlbum)
{
classType = "object.container.album.musicAlbum";
}
else if (item is MusicArtist)
{
classType = "object.container.person.musicArtist";
}
else if (item is Series || item is Season || item is BoxSet || item is Video)
{
classType = "object.container.album.videoAlbum";
}
else if (item is Playlist)
{
classType = "object.container.playlistContainer";
}
else if (item is PhotoAlbum)
{
classType = "object.container.album.photoAlbum";
}
}
writer.WriteString(classType ?? "object.container.storageFolder");
}
else if (string.Equals(item.MediaType, MediaType.Audio, StringComparison.OrdinalIgnoreCase))
{
writer.WriteString("object.item.audioItem.musicTrack");
}
else if (string.Equals(item.MediaType, MediaType.Photo, StringComparison.OrdinalIgnoreCase))
{
writer.WriteString("object.item.imageItem.photo");
}
else if (string.Equals(item.MediaType, MediaType.Video, StringComparison.OrdinalIgnoreCase))
{
if (!_profile.RequiresPlainVideoItems && item is Movie)
{
writer.WriteString("object.item.videoItem.movie");
}
else if (!_profile.RequiresPlainVideoItems && item is MusicVideo)
{
writer.WriteString("object.item.videoItem.musicVideoClip");
}
else
{
writer.WriteString("object.item.videoItem");
}
}
else if (item is MusicGenre)
{
writer.WriteString(_profile.RequiresPlainFolders ? "object.container.storageFolder" : "object.container.genre.musicGenre");
}
else if (item is Genre || item is GameGenre)
{
writer.WriteString(_profile.RequiresPlainFolders ? "object.container.storageFolder" : "object.container.genre");
}
else
{
writer.WriteString("object.item");
}
writer.WriteFullEndElement();
}
private void AddPeople(BaseItem item, XmlWriter writer)
{
var types = new[]
{
PersonType.Director,
PersonType.Writer,
PersonType.Producer,
PersonType.Composer,
"Creator"
};
var people = _libraryManager.GetPeople(item);
var index = 0;
// Seeing some LG models locking up due content with large lists of people
// The actual issue might just be due to processing a more metadata than it can handle
var limit = 6;
foreach (var actor in people)
{
var type = types.FirstOrDefault(i => string.Equals(i, actor.Type, StringComparison.OrdinalIgnoreCase) || string.Equals(i, actor.Role, StringComparison.OrdinalIgnoreCase))
?? PersonType.Actor;
AddValue(writer, "upnp", type.ToLower(), actor.Name, NS_UPNP);
index++;
if (index >= limit)
{
break;
}
}
}
private void AddGeneralProperties(BaseItem item, StubType? itemStubType, BaseItem context, XmlWriter writer, Filter filter)
{
AddCommonFields(item, itemStubType, context, writer, filter);
var audio = item as Audio;
if (audio != null)
{
foreach (var artist in audio.Artists)
{
AddValue(writer, "upnp", "artist", artist, NS_UPNP);
}
if (!string.IsNullOrEmpty(audio.Album))
{
AddValue(writer, "upnp", "album", audio.Album, NS_UPNP);
}
foreach (var artist in audio.AlbumArtists)
{
AddAlbumArtist(writer, artist);
}
}
var album = item as MusicAlbum;
if (album != null)
{
foreach (var artist in album.AlbumArtists)
{
AddAlbumArtist(writer, artist);
AddValue(writer, "upnp", "artist", artist, NS_UPNP);
}
foreach (var artist in album.Artists)
{
AddValue(writer, "upnp", "artist", artist, NS_UPNP);
}
}
var musicVideo = item as MusicVideo;
if (musicVideo != null)
{
foreach (var artist in musicVideo.Artists)
{
AddValue(writer, "upnp", "artist", artist, NS_UPNP);
AddAlbumArtist(writer, artist);
}
if (!string.IsNullOrEmpty(musicVideo.Album))
{
AddValue(writer, "upnp", "album", musicVideo.Album, NS_UPNP);
}
}
if (item.IndexNumber.HasValue)
{
AddValue(writer, "upnp", "originalTrackNumber", item.IndexNumber.Value.ToString(_usCulture), NS_UPNP);
if (item is Episode)
{
AddValue(writer, "upnp", "episodeNumber", item.IndexNumber.Value.ToString(_usCulture), NS_UPNP);
}
}
}
private void AddAlbumArtist(XmlWriter writer, string name)
{
try
{
writer.WriteStartElement("upnp", "artist", NS_UPNP);
writer.WriteAttributeString("role", "AlbumArtist");
writer.WriteString(name);
writer.WriteFullEndElement();
}
catch (XmlException)
{
//_logger.Error("Error adding xml value: " + value);
}
}
private void AddValue(XmlWriter writer, string prefix, string name, string value, string namespaceUri)
{
try
{
writer.WriteElementString(prefix, name, namespaceUri, value);
}
catch (XmlException)
{
//_logger.Error("Error adding xml value: " + value);
}
}
private void AddCover(BaseItem item, BaseItem context, StubType? stubType, XmlWriter writer)
{
if (stubType.HasValue && stubType.Value == StubType.People)
{
AddEmbeddedImageAsCover("people", writer);
return;
}
ImageDownloadInfo imageInfo = null;
if (context is UserView)
{
var episode = item as Episode;
if (episode != null)
{
var parent = episode.Series;
if (parent != null)
{
imageInfo = GetImageInfo(parent);
}
}
}
// Finally, just use the image from the item
if (imageInfo == null)
{
imageInfo = GetImageInfo(item);
}
if (imageInfo == null)
{
return;
}
var playbackPercentage = 0;
var unplayedCount = 0;
if (item is Video)
{
var userData = _userDataManager.GetUserDataDto(item, _user).Result;
playbackPercentage = Convert.ToInt32(userData.PlayedPercentage ?? 0);
if (playbackPercentage >= 100 || userData.Played)
{
playbackPercentage = 100;
}
}
else if (item is Series || item is Season || item is BoxSet)
{
var userData = _userDataManager.GetUserDataDto(item, _user).Result;
if (userData.Played)
{
playbackPercentage = 100;
}
else
{
unplayedCount = userData.UnplayedItemCount ?? 0;
}
}
var albumartUrlInfo = GetImageUrl(imageInfo, _profile.MaxAlbumArtWidth, _profile.MaxAlbumArtHeight, playbackPercentage, unplayedCount, "jpg");
writer.WriteStartElement("upnp", "albumArtURI", NS_UPNP);
writer.WriteAttributeString("dlna", "profileID", NS_DLNA, _profile.AlbumArtPn);
writer.WriteString(albumartUrlInfo.Url);
writer.WriteFullEndElement();
// TOOD: Remove these default values
var iconUrlInfo = GetImageUrl(imageInfo, _profile.MaxIconWidth ?? 48, _profile.MaxIconHeight ?? 48, playbackPercentage, unplayedCount, "jpg");
writer.WriteElementString("upnp", "icon", NS_UPNP, iconUrlInfo.Url);
if (!_profile.EnableAlbumArtInDidl)
{
if (string.Equals(item.MediaType, MediaType.Audio, StringComparison.OrdinalIgnoreCase)
|| string.Equals(item.MediaType, MediaType.Video, StringComparison.OrdinalIgnoreCase))
{
if (!stubType.HasValue)
{
return;
}
}
}
AddImageResElement(item, writer, 160, 160, playbackPercentage, unplayedCount, "jpg", "JPEG_TN");
if (!_profile.EnableSingleAlbumArtLimit)
{
AddImageResElement(item, writer, 4096, 4096, playbackPercentage, unplayedCount, "jpg", "JPEG_LRG");
AddImageResElement(item, writer, 1024, 768, playbackPercentage, unplayedCount, "jpg", "JPEG_MED");
AddImageResElement(item, writer, 640, 480, playbackPercentage, unplayedCount, "jpg", "JPEG_SM");
AddImageResElement(item, writer, 4096, 4096, playbackPercentage, unplayedCount, "png", "PNG_LRG");
AddImageResElement(item, writer, 160, 160, playbackPercentage, unplayedCount, "png", "PNG_TN");
}
}
private void AddEmbeddedImageAsCover(string name, XmlWriter writer)
{
writer.WriteStartElement("upnp", "albumArtURI", NS_UPNP);
writer.WriteAttributeString("dlna", "profileID", NS_DLNA, _profile.AlbumArtPn);
writer.WriteString(_serverAddress + "/Dlna/icons/people480.jpg");
writer.WriteFullEndElement();
writer.WriteElementString("upnp", "icon", NS_UPNP, _serverAddress + "/Dlna/icons/people48.jpg");
}
private void AddImageResElement(BaseItem item,
XmlWriter writer,
int maxWidth,
int maxHeight,
int playbackPercentage,
int unplayedCount,
string format,
string org_Pn)
{
var imageInfo = GetImageInfo(item);
if (imageInfo == null)
{
return;
}
var albumartUrlInfo = GetImageUrl(imageInfo, maxWidth, maxHeight, playbackPercentage, unplayedCount, format);
writer.WriteStartElement(string.Empty, "res", NS_DIDL);
var width = albumartUrlInfo.Width;
var height = albumartUrlInfo.Height;
var contentFeatures = new ContentFeatureBuilder(_profile)
.BuildImageHeader(format, width, height, imageInfo.IsDirectStream, org_Pn);
writer.WriteAttributeString("protocolInfo", String.Format(
"http-get:*:{0}:{1}",
GetMimeType("file." + format),
contentFeatures
));
if (width.HasValue && height.HasValue)
{
writer.WriteAttributeString("resolution", string.Format("{0}x{1}", width.Value, height.Value));
}
writer.WriteString(albumartUrlInfo.Url);
writer.WriteFullEndElement();
}
private ImageDownloadInfo GetImageInfo(BaseItem item)
{
if (item.HasImage(ImageType.Primary))
{
return GetImageInfo(item, ImageType.Primary);
}
if (item.HasImage(ImageType.Thumb))
{
return GetImageInfo(item, ImageType.Thumb);
}
if (item.HasImage(ImageType.Backdrop))
{
if (item is Channel)
{
return GetImageInfo(item, ImageType.Backdrop);
}
}
item = item.GetParents().FirstOrDefault(i => i.HasImage(ImageType.Primary));
if (item != null)
{
if (item.HasImage(ImageType.Primary))
{
return GetImageInfo(item, ImageType.Primary);
}
}
return null;
}
private ImageDownloadInfo GetImageInfo(BaseItem item, ImageType type)
{
var imageInfo = item.GetImageInfo(type, 0);
string tag = null;
try
{
tag = _imageProcessor.GetImageCacheTag(item, type);
}
catch
{
}
int? width = null;
int? height = null;
try
{
var size = _imageProcessor.GetImageSize(imageInfo);
width = Convert.ToInt32(size.Width);
height = Convert.ToInt32(size.Height);
}
catch
{
}
var inputFormat = (Path.GetExtension(imageInfo.Path) ?? string.Empty)
.TrimStart('.')
.Replace("jpeg", "jpg", StringComparison.OrdinalIgnoreCase);
return new ImageDownloadInfo
{
ItemId = item.Id.ToString("N"),
Type = type,
ImageTag = tag,
Width = width,
Height = height,
Format = inputFormat,
ItemImageInfo = imageInfo
};
}
class ImageDownloadInfo
{
internal string ItemId;
internal string ImageTag;
internal ImageType Type;
internal int? Width;
internal int? Height;
internal bool IsDirectStream;
internal string Format;
internal ItemImageInfo ItemImageInfo;
}
class ImageUrlInfo
{
internal string Url;
internal int? Width;
internal int? Height;
}
public static string GetClientId(BaseItem item, StubType? stubType)
{
return GetClientId(item.Id, stubType);
}
public static string GetClientId(Guid idValue, StubType? stubType)
{
var id = idValue.ToString("N");
if (stubType.HasValue)
{
id = stubType.Value.ToString().ToLower() + "_" + id;
}
return id;
}
public static string GetClientId(IHasMediaSources item)
{
var id = item.Id.ToString("N");
return id;
}
private ImageUrlInfo GetImageUrl(ImageDownloadInfo info, int maxWidth, int maxHeight, int playbackPercentage, int unplayedCount, string format)
{
var url = string.Format("{0}/Items/{1}/Images/{2}/0/{3}/{4}/{5}/{6}/{7}/{8}",
_serverAddress,
info.ItemId,
info.Type,
info.ImageTag,
format,
maxWidth.ToString(CultureInfo.InvariantCulture),
maxHeight.ToString(CultureInfo.InvariantCulture),
playbackPercentage.ToString(CultureInfo.InvariantCulture),
unplayedCount.ToString(CultureInfo.InvariantCulture)
);
var width = info.Width;
var height = info.Height;
info.IsDirectStream = false;
if (width.HasValue && height.HasValue)
{
var newSize = DrawingUtils.Resize(new ImageSize
{
Height = height.Value,
Width = width.Value
}, null, null, maxWidth, maxHeight);
width = Convert.ToInt32(newSize.Width);
height = Convert.ToInt32(newSize.Height);
var normalizedFormat = format
.Replace("jpeg", "jpg", StringComparison.OrdinalIgnoreCase);
if (string.Equals(info.Format, normalizedFormat, StringComparison.OrdinalIgnoreCase))
{
info.IsDirectStream = maxWidth >= width.Value && maxHeight >= height.Value;
}
}
return new ImageUrlInfo
{
Url = url,
Width = width,
Height = height
};
}
}
}