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766 lines
26 KiB
766 lines
26 KiB
using MediaBrowser.Common.Net;
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using MediaBrowser.Controller.Channels;
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using MediaBrowser.Controller.Drawing;
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using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Entities.Audio;
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using MediaBrowser.Controller.Entities.Movies;
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using MediaBrowser.Controller.Entities.TV;
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using MediaBrowser.Model.Dlna;
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using MediaBrowser.Model.Drawing;
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using MediaBrowser.Model.Entities;
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.Linq;
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using System.Xml;
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namespace MediaBrowser.Dlna.Didl
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{
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public class DidlBuilder
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{
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private readonly CultureInfo _usCulture = new CultureInfo("en-US");
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private const string NS_DIDL = "urn:schemas-upnp-org:metadata-1-0/DIDL-Lite/";
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private const string NS_DC = "http://purl.org/dc/elements/1.1/";
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private const string NS_UPNP = "urn:schemas-upnp-org:metadata-1-0/upnp/";
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private const string NS_DLNA = "urn:schemas-dlna-org:metadata-1-0/";
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private readonly DeviceProfile _profile;
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private readonly IImageProcessor _imageProcessor;
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private readonly string _serverAddress;
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private readonly User _user;
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public DidlBuilder(DeviceProfile profile, User user, IImageProcessor imageProcessor, string serverAddress)
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{
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_profile = profile;
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_imageProcessor = imageProcessor;
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_serverAddress = serverAddress;
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_user = user;
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}
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public string GetItemDidl(BaseItem item, string deviceId, Filter filter, StreamInfo streamInfo)
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{
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var result = new XmlDocument();
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var didl = result.CreateElement(string.Empty, "DIDL-Lite", NS_DIDL);
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didl.SetAttribute("xmlns:dc", NS_DC);
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didl.SetAttribute("xmlns:dlna", NS_DLNA);
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didl.SetAttribute("xmlns:upnp", NS_UPNP);
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//didl.SetAttribute("xmlns:sec", NS_SEC);
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foreach (var att in _profile.XmlRootAttributes)
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{
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didl.SetAttribute(att.Name, att.Value);
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}
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result.AppendChild(didl);
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result.DocumentElement.AppendChild(GetItemElement(result, item, deviceId, filter, streamInfo));
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return result.DocumentElement.OuterXml;
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}
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public XmlElement GetItemElement(XmlDocument doc, BaseItem item, string deviceId, Filter filter, StreamInfo streamInfo = null)
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{
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var element = doc.CreateElement(string.Empty, "item", NS_DIDL);
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element.SetAttribute("restricted", "1");
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element.SetAttribute("id", item.Id.ToString("N"));
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if (item.Parent != null)
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{
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element.SetAttribute("parentID", item.Parent.Id.ToString("N"));
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}
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//AddBookmarkInfo(item, user, element);
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AddGeneralProperties(item, element, filter);
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// refID?
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// storeAttribute(itemNode, object, ClassProperties.REF_ID, false);
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var audio = item as Audio;
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if (audio != null)
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{
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AddAudioResource(element, audio, deviceId, filter, streamInfo);
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}
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var video = item as Video;
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if (video != null)
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{
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AddVideoResource(element, video, deviceId, filter, streamInfo);
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}
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AddCover(item, element);
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return element;
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}
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private void AddVideoResource(XmlElement container, Video video, string deviceId, Filter filter, StreamInfo streamInfo = null)
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{
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if (streamInfo == null)
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{
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var sources = _user == null ? video.GetMediaSources(true).ToList() : video.GetMediaSources(true, _user).ToList();
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streamInfo = new StreamBuilder().BuildVideoItem(new VideoOptions
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{
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ItemId = video.Id.ToString("N"),
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MediaSources = sources,
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Profile = _profile,
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DeviceId = deviceId,
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MaxBitrate = _profile.MaxStreamingBitrate
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});
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}
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var targetWidth = streamInfo.TargetWidth;
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var targetHeight = streamInfo.TargetHeight;
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var contentFeatureList = new ContentFeatureBuilder(_profile).BuildVideoHeader(streamInfo.Container,
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streamInfo.VideoCodec,
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streamInfo.AudioCodec,
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targetWidth,
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targetHeight,
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streamInfo.TargetVideoBitDepth,
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streamInfo.TargetVideoBitrate,
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streamInfo.TargetAudioChannels,
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streamInfo.TargetAudioBitrate,
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streamInfo.TargetTimestamp,
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streamInfo.IsDirectStream,
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streamInfo.RunTimeTicks,
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streamInfo.TargetVideoProfile,
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streamInfo.TargetVideoLevel,
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streamInfo.TargetFramerate,
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streamInfo.TargetPacketLength,
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streamInfo.TranscodeSeekInfo,
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streamInfo.IsTargetAnamorphic);
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foreach (var contentFeature in contentFeatureList)
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{
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AddVideoResource(container, video, deviceId, filter, contentFeature, streamInfo);
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}
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}
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private void AddVideoResource(XmlElement container, Video video, string deviceId, Filter filter, string contentFeatures, StreamInfo streamInfo)
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{
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var res = container.OwnerDocument.CreateElement(string.Empty, "res", NS_DIDL);
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var url = streamInfo.ToDlnaUrl(_serverAddress);
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res.InnerText = url;
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var mediaSource = streamInfo.MediaSource;
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if (mediaSource.RunTimeTicks.HasValue)
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{
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res.SetAttribute("duration", TimeSpan.FromTicks(mediaSource.RunTimeTicks.Value).ToString("c", _usCulture));
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}
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if (filter.Contains("res@size"))
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{
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if (streamInfo.IsDirectStream || streamInfo.EstimateContentLength)
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{
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var size = streamInfo.TargetSize;
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if (size.HasValue)
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{
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res.SetAttribute("size", size.Value.ToString(_usCulture));
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}
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}
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}
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var totalBitrate = streamInfo.TargetTotalBitrate;
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var targetSampleRate = streamInfo.TargetAudioSampleRate;
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var targetChannels = streamInfo.TargetAudioChannels;
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var targetWidth = streamInfo.TargetWidth;
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var targetHeight = streamInfo.TargetHeight;
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if (targetChannels.HasValue)
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{
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res.SetAttribute("nrAudioChannels", targetChannels.Value.ToString(_usCulture));
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}
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if (filter.Contains("res@resolution"))
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{
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if (targetWidth.HasValue && targetHeight.HasValue)
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{
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res.SetAttribute("resolution", string.Format("{0}x{1}", targetWidth.Value, targetHeight.Value));
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}
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}
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if (targetSampleRate.HasValue)
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{
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res.SetAttribute("sampleFrequency", targetSampleRate.Value.ToString(_usCulture));
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}
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if (totalBitrate.HasValue)
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{
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res.SetAttribute("bitrate", totalBitrate.Value.ToString(_usCulture));
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}
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var mediaProfile = _profile.GetVideoMediaProfile(streamInfo.Container,
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streamInfo.AudioCodec,
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streamInfo.VideoCodec,
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streamInfo.TargetAudioBitrate,
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targetChannels,
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targetWidth,
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targetHeight,
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streamInfo.TargetVideoBitDepth,
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streamInfo.TargetVideoBitrate,
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streamInfo.TargetVideoProfile,
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streamInfo.TargetVideoLevel,
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streamInfo.TargetFramerate,
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streamInfo.TargetPacketLength,
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streamInfo.TargetTimestamp,
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streamInfo.IsTargetAnamorphic);
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var filename = url.Substring(0, url.IndexOf('?'));
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var mimeType = mediaProfile == null || string.IsNullOrEmpty(mediaProfile.MimeType)
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? MimeTypes.GetMimeType(filename)
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: mediaProfile.MimeType;
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res.SetAttribute("protocolInfo", String.Format(
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"http-get:*:{0}:{1}",
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mimeType,
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contentFeatures
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));
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container.AppendChild(res);
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}
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private void AddAudioResource(XmlElement container, Audio audio, string deviceId, Filter filter, StreamInfo streamInfo = null)
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{
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var res = container.OwnerDocument.CreateElement(string.Empty, "res", NS_DIDL);
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if (streamInfo == null)
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{
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var sources = _user == null ? audio.GetMediaSources(true).ToList() : audio.GetMediaSources(true, _user).ToList();
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streamInfo = new StreamBuilder().BuildAudioItem(new AudioOptions
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{
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ItemId = audio.Id.ToString("N"),
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MediaSources = sources,
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Profile = _profile,
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DeviceId = deviceId
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});
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}
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var url = streamInfo.ToDlnaUrl(_serverAddress);
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res.InnerText = url;
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var mediaSource = streamInfo.MediaSource;
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if (mediaSource.RunTimeTicks.HasValue)
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{
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res.SetAttribute("duration", TimeSpan.FromTicks(mediaSource.RunTimeTicks.Value).ToString("c", _usCulture));
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}
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if (filter.Contains("res@size"))
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{
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if (streamInfo.IsDirectStream || streamInfo.EstimateContentLength)
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{
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var size = streamInfo.TargetSize;
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if (size.HasValue)
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{
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res.SetAttribute("size", size.Value.ToString(_usCulture));
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}
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}
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}
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var targetAudioBitrate = streamInfo.TargetAudioBitrate;
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var targetSampleRate = streamInfo.TargetAudioSampleRate;
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var targetChannels = streamInfo.TargetAudioChannels;
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if (targetChannels.HasValue)
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{
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res.SetAttribute("nrAudioChannels", targetChannels.Value.ToString(_usCulture));
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}
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if (targetSampleRate.HasValue)
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{
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res.SetAttribute("sampleFrequency", targetSampleRate.Value.ToString(_usCulture));
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}
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if (targetAudioBitrate.HasValue)
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{
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res.SetAttribute("bitrate", targetAudioBitrate.Value.ToString(_usCulture));
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}
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var mediaProfile = _profile.GetAudioMediaProfile(streamInfo.Container,
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streamInfo.AudioCodec,
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targetChannels,
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targetAudioBitrate);
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var filename = url.Substring(0, url.IndexOf('?'));
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var mimeType = mediaProfile == null || string.IsNullOrEmpty(mediaProfile.MimeType)
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? MimeTypes.GetMimeType(filename)
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: mediaProfile.MimeType;
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var contentFeatures = new ContentFeatureBuilder(_profile).BuildAudioHeader(streamInfo.Container,
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streamInfo.TargetAudioCodec,
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targetAudioBitrate,
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targetSampleRate,
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targetChannels,
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streamInfo.IsDirectStream,
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streamInfo.RunTimeTicks,
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streamInfo.TranscodeSeekInfo);
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res.SetAttribute("protocolInfo", String.Format(
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"http-get:*:{0}:{1}",
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mimeType,
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contentFeatures
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));
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container.AppendChild(res);
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}
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public XmlElement GetFolderElement(XmlDocument doc, Folder folder, int childCount, Filter filter)
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{
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var container = doc.CreateElement(string.Empty, "container", NS_DIDL);
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container.SetAttribute("restricted", "0");
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container.SetAttribute("searchable", "1");
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container.SetAttribute("childCount", childCount.ToString(_usCulture));
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container.SetAttribute("id", folder.Id.ToString("N"));
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var parent = folder.Parent;
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if (parent == null)
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{
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container.SetAttribute("parentID", "0");
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}
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else
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{
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container.SetAttribute("parentID", parent.Id.ToString("N"));
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}
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AddCommonFields(folder, container, filter);
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AddCover(folder, container);
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return container;
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}
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//private void AddBookmarkInfo(BaseItem item, User user, XmlElement element)
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//{
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// var userdata = _userDataManager.GetUserData(user.Id, item.GetUserDataKey());
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// if (userdata.PlaybackPositionTicks > 0)
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// {
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// var dcmInfo = element.OwnerDocument.CreateElement("sec", "dcmInfo", NS_SEC);
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// dcmInfo.InnerText = string.Format("BM={0}", Convert.ToInt32(TimeSpan.FromTicks(userdata.PlaybackPositionTicks).TotalSeconds).ToString(_usCulture));
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// element.AppendChild(dcmInfo);
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// }
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//}
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/// <summary>
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/// Adds fields used by both items and folders
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/// </summary>
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/// <param name="item">The item.</param>
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/// <param name="element">The element.</param>
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/// <param name="filter">The filter.</param>
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private void AddCommonFields(BaseItem item, XmlElement element, Filter filter)
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{
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// Don't filter on dc:title because not all devices will include it in the filter
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// MediaMonkey for example won't display content without a title
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//if (filter.Contains("dc:title"))
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{
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AddValue(element, "dc", "title", item.Name, NS_DC);
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}
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element.AppendChild(CreateObjectClass(element.OwnerDocument, item));
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if (filter.Contains("dc:date"))
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{
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if (item.PremiereDate.HasValue)
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{
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AddValue(element, "dc", "date", item.PremiereDate.Value.ToString("o"), NS_DC);
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}
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}
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if (filter.Contains("upnp:genre"))
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{
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foreach (var genre in item.Genres)
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{
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AddValue(element, "upnp", "genre", genre, NS_UPNP);
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}
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}
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foreach (var studio in item.Studios)
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{
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AddValue(element, "upnp", "publisher", studio, NS_UPNP);
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}
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if (filter.Contains("dc:description"))
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{
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var desc = item.Overview;
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var hasShortOverview = item as IHasShortOverview;
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if (hasShortOverview != null && !string.IsNullOrEmpty(hasShortOverview.ShortOverview))
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{
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desc = hasShortOverview.ShortOverview;
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}
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if (!string.IsNullOrWhiteSpace(desc))
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{
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AddValue(element, "dc", "description", desc, NS_DC);
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}
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}
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if (filter.Contains("upnp:longDescription"))
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{
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if (!string.IsNullOrWhiteSpace(item.Overview))
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{
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AddValue(element, "upnp", "longDescription", item.Overview, NS_UPNP);
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}
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}
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if (!string.IsNullOrEmpty(item.OfficialRating))
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{
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if (filter.Contains("dc:rating"))
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{
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AddValue(element, "dc", "rating", item.OfficialRating, NS_DC);
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}
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if (filter.Contains("upnp:rating"))
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{
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AddValue(element, "upnp", "rating", item.OfficialRating, NS_UPNP);
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}
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}
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AddPeople(item, element);
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}
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private XmlElement CreateObjectClass(XmlDocument result, BaseItem item)
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{
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var objectClass = result.CreateElement("upnp", "class", NS_UPNP);
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if (item.IsFolder)
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{
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string classType = null;
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if (!_profile.RequiresPlainFolders)
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{
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if (item is MusicAlbum)
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{
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classType = "object.container.album.musicAlbum";
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}
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else if (item is MusicArtist)
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{
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classType = "object.container.person.musicArtist";
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}
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else if (item is Series || item is Season || item is BoxSet)
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{
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classType = "object.container.album.videoAlbum";
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}
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}
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objectClass.InnerText = classType ?? "object.container.storageFolder";
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}
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else if (string.Equals(item.MediaType, MediaType.Audio, StringComparison.OrdinalIgnoreCase))
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{
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objectClass.InnerText = "object.item.audioItem.musicTrack";
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}
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else if (string.Equals(item.MediaType, MediaType.Photo, StringComparison.OrdinalIgnoreCase))
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{
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objectClass.InnerText = "object.item.imageItem.photo";
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}
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else if (string.Equals(item.MediaType, MediaType.Video, StringComparison.OrdinalIgnoreCase))
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{
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if (!_profile.RequiresPlainVideoItems && item is Movie)
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{
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objectClass.InnerText = "object.item.videoItem.movie";
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}
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else
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{
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objectClass.InnerText = "object.item.videoItem";
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}
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}
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else
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{
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throw new NotSupportedException();
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}
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return objectClass;
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}
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private void AddPeople(BaseItem item, XmlElement element)
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{
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var types = new[] { PersonType.Director, PersonType.Writer, PersonType.Producer, PersonType.Composer, "Creator" };
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foreach (var actor in item.People)
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{
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var type = types.FirstOrDefault(i => string.Equals(i, actor.Type, StringComparison.OrdinalIgnoreCase) || string.Equals(i, actor.Role, StringComparison.OrdinalIgnoreCase))
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?? PersonType.Actor;
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AddValue(element, "upnp", type.ToLower(), actor.Name, NS_UPNP);
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}
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}
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private void AddGeneralProperties(BaseItem item, XmlElement element, Filter filter)
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{
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AddCommonFields(item, element, filter);
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var audio = item as Audio;
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if (audio != null)
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{
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foreach (var artist in audio.Artists)
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{
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AddValue(element, "upnp", "artist", artist, NS_UPNP);
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}
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if (!string.IsNullOrEmpty(audio.Album))
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{
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AddValue(element, "upnp", "album", audio.Album, NS_UPNP);
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}
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foreach (var artist in audio.AlbumArtists)
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{
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AddValue(element, "upnp", "albumArtist", artist, NS_UPNP);
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}
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}
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var album = item as MusicAlbum;
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if (album != null)
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{
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foreach (var artist in album.AlbumArtists)
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{
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AddValue(element, "upnp", "artist", artist, NS_UPNP);
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AddValue(element, "upnp", "albumArtist", artist, NS_UPNP);
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}
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}
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var musicVideo = item as MusicVideo;
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if (musicVideo != null)
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{
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if (!string.IsNullOrEmpty(musicVideo.Artist))
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{
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AddValue(element, "upnp", "artist", musicVideo.Artist, NS_UPNP);
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}
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if (!string.IsNullOrEmpty(musicVideo.Album))
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{
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AddValue(element, "upnp", "album", musicVideo.Album, NS_UPNP);
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}
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}
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if (item.IndexNumber.HasValue)
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{
|
|
AddValue(element, "upnp", "originalTrackNumber", item.IndexNumber.Value.ToString(_usCulture), NS_UPNP);
|
|
}
|
|
}
|
|
|
|
private void AddValue(XmlElement elem, string prefix, string name, string value, string namespaceUri)
|
|
{
|
|
try
|
|
{
|
|
var date = elem.OwnerDocument.CreateElement(prefix, name, namespaceUri);
|
|
date.InnerText = value;
|
|
elem.AppendChild(date);
|
|
}
|
|
catch (XmlException)
|
|
{
|
|
//_logger.Error("Error adding xml value: " + value);
|
|
}
|
|
}
|
|
|
|
private void AddCover(BaseItem item, XmlElement element)
|
|
{
|
|
var imageInfo = GetImageInfo(item);
|
|
|
|
if (imageInfo == null)
|
|
{
|
|
return;
|
|
}
|
|
|
|
var result = element.OwnerDocument;
|
|
|
|
var albumartUrlInfo = GetImageUrl(imageInfo, _profile.MaxAlbumArtWidth, _profile.MaxAlbumArtHeight, "jpg");
|
|
|
|
var icon = result.CreateElement("upnp", "albumArtURI", NS_UPNP);
|
|
var profile = result.CreateAttribute("dlna", "profileID", NS_DLNA);
|
|
profile.InnerText = _profile.AlbumArtPn;
|
|
icon.SetAttributeNode(profile);
|
|
icon.InnerText = albumartUrlInfo.Url;
|
|
element.AppendChild(icon);
|
|
|
|
// TOOD: Remove these default values
|
|
var iconUrlInfo = GetImageUrl(imageInfo, _profile.MaxIconWidth ?? 48, _profile.MaxIconHeight ?? 48, "jpg");
|
|
icon = result.CreateElement("upnp", "icon", NS_UPNP);
|
|
icon.InnerText = iconUrlInfo.Url;
|
|
element.AppendChild(icon);
|
|
|
|
if (!_profile.EnableAlbumArtInDidl && !(item is Photo))
|
|
{
|
|
return;
|
|
}
|
|
|
|
AddImageResElement(item, element, 4096, 4096, "jpg");
|
|
AddImageResElement(item, element, 1024, 768, "jpg");
|
|
AddImageResElement(item, element, 640, 480, "jpg");
|
|
AddImageResElement(item, element, 160, 160, "jpg");
|
|
}
|
|
|
|
private void AddImageResElement(BaseItem item, XmlElement element, int maxWidth, int maxHeight, string format)
|
|
{
|
|
var imageInfo = GetImageInfo(item);
|
|
|
|
if (imageInfo == null)
|
|
{
|
|
return;
|
|
}
|
|
|
|
var result = element.OwnerDocument;
|
|
|
|
var albumartUrlInfo = GetImageUrl(imageInfo, maxWidth, maxHeight, format);
|
|
|
|
var res = result.CreateElement(string.Empty, "res", NS_DIDL);
|
|
|
|
res.InnerText = albumartUrlInfo.Url;
|
|
|
|
var width = albumartUrlInfo.Width;
|
|
var height = albumartUrlInfo.Height;
|
|
|
|
var contentFeatures = new ContentFeatureBuilder(_profile).BuildImageHeader(format, width, height);
|
|
|
|
res.SetAttribute("protocolInfo", String.Format(
|
|
"http-get:*:{0}:{1}",
|
|
MimeTypes.GetMimeType("file." + format),
|
|
contentFeatures
|
|
));
|
|
|
|
if (width.HasValue && height.HasValue)
|
|
{
|
|
res.SetAttribute("resolution", string.Format("{0}x{1}", width.Value, height.Value));
|
|
}
|
|
|
|
element.AppendChild(res);
|
|
}
|
|
|
|
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);
|
|
}
|
|
}
|
|
|
|
if (item is Audio || item is Episode)
|
|
{
|
|
item = item.Parents.FirstOrDefault(i => i.HasImage(ImageType.Primary));
|
|
|
|
if (item != null)
|
|
{
|
|
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.Path, imageInfo.DateModified);
|
|
|
|
width = Convert.ToInt32(size.Width);
|
|
height = Convert.ToInt32(size.Height);
|
|
}
|
|
catch
|
|
{
|
|
|
|
}
|
|
|
|
return new ImageDownloadInfo
|
|
{
|
|
ItemId = item.Id.ToString("N"),
|
|
Type = type,
|
|
ImageTag = tag,
|
|
Width = width,
|
|
Height = height
|
|
};
|
|
}
|
|
|
|
class ImageDownloadInfo
|
|
{
|
|
internal string ItemId;
|
|
internal string ImageTag;
|
|
internal ImageType Type;
|
|
|
|
internal int? Width;
|
|
internal int? Height;
|
|
}
|
|
|
|
class ImageUrlInfo
|
|
{
|
|
internal string Url;
|
|
|
|
internal int? Width;
|
|
internal int? Height;
|
|
}
|
|
|
|
private ImageUrlInfo GetImageUrl(ImageDownloadInfo info, int maxWidth, int maxHeight, string format)
|
|
{
|
|
var url = string.Format("{0}/Items/{1}/Images/{2}/0/{3}/{4}/{5}/{6}",
|
|
_serverAddress,
|
|
info.ItemId,
|
|
info.Type,
|
|
info.ImageTag,
|
|
format,
|
|
maxWidth,
|
|
maxHeight);
|
|
|
|
var width = info.Width;
|
|
var height = info.Height;
|
|
|
|
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);
|
|
}
|
|
|
|
return new ImageUrlInfo
|
|
{
|
|
Url = url,
|
|
Width = width,
|
|
Height = height
|
|
};
|
|
}
|
|
}
|
|
}
|