667 lines
23 KiB
C#
667 lines
23 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Xml;
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using MediaBrowser.Model.Entities;
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namespace MediaBrowser.Controller.Xml
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{
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/// <summary>
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/// Provides a base class for parsing metadata xml
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/// </summary>
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public abstract class BaseItemXmlParser<T>
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where T : BaseItem, new()
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{
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/// <summary>
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/// Fetches metadata for an item from one xml file
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/// </summary>
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public virtual void Fetch(T item, string metadataFile)
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{
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// Use XmlReader for best performance
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using (XmlReader reader = XmlReader.Create(metadataFile))
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{
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reader.MoveToContent();
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// Loop through each element
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while (reader.Read())
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{
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if (reader.NodeType == XmlNodeType.Element)
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{
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FetchDataFromXmlNode(reader, item);
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}
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}
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}
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// If dates weren't supplied in metadata, use values from the xml file
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if (item.DateCreated == DateTime.MinValue)
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{
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item.DateCreated = File.GetCreationTime(metadataFile);
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}
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if (item.DateModified == DateTime.MinValue)
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{
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item.DateModified = File.GetLastWriteTime(metadataFile);
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}
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}
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/// <summary>
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/// Fetches metadata from one Xml Element
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/// </summary>
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protected virtual void FetchDataFromXmlNode(XmlReader reader, T item)
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{
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switch (reader.Name)
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{
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// DateCreated
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case "Added":
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DateTime added;
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if (DateTime.TryParse(reader.ReadString() ?? string.Empty, out added))
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{
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item.DateCreated = added;
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}
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break;
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// DisplayMediaType
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case "Type":
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{
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item.DisplayMediaType = reader.ReadString();
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switch (item.DisplayMediaType.ToLower())
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{
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case "blu-ray":
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item.DisplayMediaType = VideoType.BluRay.ToString();
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break;
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case "dvd":
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item.DisplayMediaType = VideoType.DVD.ToString();
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break;
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case "":
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item.DisplayMediaType = null;
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break;
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}
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break;
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}
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// TODO: Do we still need this?
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case "banner":
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item.BannerImagePath = reader.ReadString();
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break;
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case "LocalTitle":
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item.Name = reader.ReadString();
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break;
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case "SortTitle":
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item.SortName = reader.ReadString();
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break;
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case "Overview":
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case "Description":
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item.Overview = reader.ReadString();
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break;
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case "TagLine":
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item.Tagline = reader.ReadString();
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break;
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case "ContentRating":
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case "MPAARating":
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item.OfficialRating = reader.ReadString();
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break;
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case "CustomRating":
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item.CustomRating = reader.ReadString();
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break;
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case "CustomPin":
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item.CustomPin = reader.ReadString();
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break;
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case "Genre":
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{
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var genres = (item.Genres ?? new string[] { }).ToList();
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genres.AddRange(GetSplitValues(reader.ReadString(), '|'));
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item.Genres = genres;
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break;
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}
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case "AspectRatio":
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item.AspectRatio = reader.ReadString();
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break;
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case "Network":
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{
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var studios = (item.Studios ?? new string[] { }).ToList();
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studios.AddRange(GetSplitValues(reader.ReadString(), '|'));
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item.Studios = studios;
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break;
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}
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case "Director":
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{
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var list = (item.People ?? new PersonInfo[] { }).ToList();
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list.AddRange(GetSplitValues(reader.ReadString(), '|').Select(v => new PersonInfo() { Name = v, PersonType = PersonType.Director }));
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item.People = list;
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break;
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}
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case "Writer":
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{
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var list = (item.People ?? new PersonInfo[] { }).ToList();
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list.AddRange(GetSplitValues(reader.ReadString(), '|').Select(v => new PersonInfo() { Name = v, PersonType = PersonType.Writer }));
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item.People = list;
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break;
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}
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case "Actors":
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case "GuestStars":
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{
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var list = (item.People ?? new PersonInfo[] { }).ToList();
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list.AddRange(GetSplitValues(reader.ReadString(), '|').Select(v => new PersonInfo() { Name = v, PersonType = PersonType.Actor }));
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item.People = list;
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break;
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}
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case "Trailer":
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item.TrailerUrl = reader.ReadString();
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break;
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case "ProductionYear":
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{
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int ProductionYear;
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if (int.TryParse(reader.ReadString(), out ProductionYear) && ProductionYear > 1850)
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{
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item.ProductionYear = ProductionYear;
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}
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break;
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}
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case "Rating":
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case "IMDBrating":
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string rating = reader.ReadString();
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if (!string.IsNullOrWhiteSpace(rating))
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{
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float val;
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if (float.TryParse(rating, out val))
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{
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item.UserRating = val;
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}
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}
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break;
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case "Genres":
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FetchFromGenresNode(reader.ReadSubtree(), item);
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break;
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case "Persons":
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FetchDataFromPersonsNode(reader.ReadSubtree(), item);
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break;
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case "ParentalRating":
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FetchFromParentalRatingNode(reader.ReadSubtree(), item);
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break;
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case "Studios":
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FetchFromStudiosNode(reader.ReadSubtree(), item);
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break;
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case "MediaInfo":
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FetchMediaInfo(reader.ReadSubtree(), item);
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break;
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default:
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reader.Skip();
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break;
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}
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}
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private void FetchMediaInfo(XmlReader reader, T item)
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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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FetchMediaInfo(reader, video);
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}
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}
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private void FetchMediaInfo(XmlReader reader, Video item)
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{
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reader.MoveToContent();
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while (reader.Read())
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{
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if (reader.NodeType == XmlNodeType.Element)
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{
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switch (reader.Name)
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{
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case "Audio":
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{
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AudioStream stream = FetchMediaInfoAudio(reader.ReadSubtree());
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List<AudioStream> streams = item.AudioStreams.ToList();
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streams.Add(stream);
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item.AudioStreams = streams;
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break;
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}
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case "Video":
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FetchMediaInfoVideo(reader.ReadSubtree(), item);
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break;
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case "Subtitle":
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FetchMediaInfoSubtitles(reader.ReadSubtree(), item);
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break;
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default:
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reader.Skip();
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break;
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}
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}
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}
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}
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private AudioStream FetchMediaInfoAudio(XmlReader reader)
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{
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AudioStream stream = new AudioStream();
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reader.MoveToContent();
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while (reader.Read())
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{
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if (reader.NodeType == XmlNodeType.Element)
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{
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switch (reader.Name)
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{
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case "BitRate":
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stream.BitRate = reader.ReadIntSafe();
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break;
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case "Channels":
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stream.Channels = reader.ReadIntSafe();
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break;
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case "Language":
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stream.Language = reader.ReadString();
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break;
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case "Codec":
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{
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string codec = reader.ReadString();
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switch (codec.ToLower())
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{
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case "dts-es":
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case "dts-es matrix":
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case "dts-es discrete":
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stream.AudioFormat = "DTS";
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stream.AudioProfile = "ES";
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break;
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case "dts-hd hra":
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case "dts-hd high resolution":
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stream.AudioFormat = "DTS";
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stream.AudioProfile = "HRA";
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break;
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case "dts ma":
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case "dts-hd ma":
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case "dts-hd master":
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stream.AudioFormat = "DTS";
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stream.AudioProfile = "MA";
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break;
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case "dolby digital":
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case "dolby digital surround ex":
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case "dolby surround":
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stream.AudioFormat = "AC-3";
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break;
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case "dolby digital plus":
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stream.AudioFormat = "E-AC-3";
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break;
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case "dolby truehd":
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stream.AudioFormat = "AC-3";
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stream.AudioProfile = "TrueHD";
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break;
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case "mp2":
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stream.AudioFormat = "MPEG Audio";
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stream.AudioProfile = "Layer 2";
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break;
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case "other":
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break;
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default:
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stream.AudioFormat = codec;
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break;
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}
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break;
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}
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default:
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reader.Skip();
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break;
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}
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}
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}
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return stream;
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}
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private void FetchMediaInfoVideo(XmlReader reader, Video item)
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{
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reader.MoveToContent();
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while (reader.Read())
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{
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if (reader.NodeType == XmlNodeType.Element)
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{
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switch (reader.Name)
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{
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case "Width":
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item.Width = reader.ReadIntSafe();
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break;
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case "Height":
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item.Height = reader.ReadIntSafe();
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break;
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case "BitRate":
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item.VideoBitRate = reader.ReadIntSafe();
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break;
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case "FrameRate":
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item.FrameRate = reader.ReadString();
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break;
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case "ScanType":
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item.ScanType = reader.ReadString();
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break;
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case "Duration":
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item.RunTime = TimeSpan.FromMinutes(reader.ReadIntSafe());
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break;
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case "DurationSeconds":
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int seconds = reader.ReadIntSafe();
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if (seconds > 0)
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{
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item.RunTime = TimeSpan.FromSeconds(seconds);
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}
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break;
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case "Codec":
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{
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string videoCodec = reader.ReadString();
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switch (videoCodec.ToLower())
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{
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case "sorenson h.263":
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item.VideoCodec = "Sorenson H263";
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break;
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case "h.262":
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item.VideoCodec = "MPEG-2 Video";
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break;
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case "h.264":
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item.VideoCodec = "AVC";
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break;
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default:
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item.VideoCodec = videoCodec;
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break;
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}
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break;
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}
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default:
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reader.Skip();
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break;
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}
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}
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}
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}
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private void FetchMediaInfoSubtitles(XmlReader reader, Video item)
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{
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List<string> list = (item.Subtitles ?? new string[] { }).ToList();
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reader.MoveToContent();
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while (reader.Read())
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{
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if (reader.NodeType == XmlNodeType.Element)
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{
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switch (reader.Name)
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{
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case "Language":
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{
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string genre = reader.ReadString();
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if (!string.IsNullOrWhiteSpace(genre))
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{
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list.Add(genre);
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}
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break;
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}
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default:
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reader.Skip();
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break;
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}
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}
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}
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item.Subtitles = list;
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}
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private void FetchFromGenresNode(XmlReader reader, T item)
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{
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List<string> list = (item.Genres ?? new string[] { }).ToList();
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reader.MoveToContent();
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while (reader.Read())
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{
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if (reader.NodeType == XmlNodeType.Element)
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{
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switch (reader.Name)
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{
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case "Genre":
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{
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string genre = reader.ReadString();
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if (!string.IsNullOrWhiteSpace(genre))
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{
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list.Add(genre);
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}
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break;
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}
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default:
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reader.Skip();
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break;
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}
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}
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}
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item.Genres = list;
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}
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private void FetchDataFromPersonsNode(XmlReader reader, T item)
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{
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List<PersonInfo> list = (item.People ?? new PersonInfo[] { }).ToList();
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reader.MoveToContent();
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while (reader.Read())
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{
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if (reader.NodeType == XmlNodeType.Element)
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{
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switch (reader.Name)
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{
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case "Person":
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{
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list.Add(GetPersonFromXmlNode(reader));
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break;
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}
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default:
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reader.Skip();
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break;
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}
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}
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}
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item.People = list;
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}
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private void FetchFromStudiosNode(XmlReader reader, T item)
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{
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List<string> list = (item.Studios ?? new string[] { }).ToList();
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reader.MoveToContent();
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while (reader.Read())
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{
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if (reader.NodeType == XmlNodeType.Element)
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{
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switch (reader.Name)
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{
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case "Studio":
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{
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string studio = reader.ReadString();
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if (!string.IsNullOrWhiteSpace(studio))
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{
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list.Add(studio);
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}
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break;
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}
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default:
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reader.Skip();
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break;
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}
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}
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}
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item.Studios = list;
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}
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private void FetchFromParentalRatingNode(XmlReader reader, T item)
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{
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reader.MoveToContent();
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while (reader.Read())
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{
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if (reader.NodeType == XmlNodeType.Element)
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{
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switch (reader.Name)
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{
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case "Value":
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{
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string ratingString = reader.ReadString();
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int rating = 7;
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if (!string.IsNullOrWhiteSpace(ratingString))
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{
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int.TryParse(ratingString, out rating);
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}
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switch (rating)
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{
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case -1:
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item.OfficialRating = "NR";
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break;
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case 0:
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item.OfficialRating = "UR";
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break;
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case 1:
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item.OfficialRating = "G";
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break;
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case 3:
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item.OfficialRating = "PG";
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break;
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case 4:
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item.OfficialRating = "PG-13";
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break;
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case 5:
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item.OfficialRating = "NC-17";
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break;
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case 6:
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item.OfficialRating = "R";
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break;
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default:
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break;
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}
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break;
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}
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default:
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reader.Skip();
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break;
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}
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}
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}
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}
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private PersonInfo GetPersonFromXmlNode(XmlReader reader)
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{
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PersonInfo person = new PersonInfo();
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reader.MoveToContent();
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while (reader.Read())
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{
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if (reader.NodeType == XmlNodeType.Element)
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{
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switch (reader.Name)
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{
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case "Name":
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person.Name = reader.ReadString();
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break;
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case "Type":
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{
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string type = reader.ReadString();
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if (type == "Director")
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{
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person.PersonType = PersonType.Director;
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}
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else if (type == "Actor")
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{
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person.PersonType = PersonType.Actor;
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}
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break;
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}
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case "Role":
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person.Overview = reader.ReadString();
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break;
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default:
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reader.Skip();
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break;
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}
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}
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}
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return person;
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}
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protected IEnumerable<string> GetSplitValues(string value, char deliminator)
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{
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value = (value ?? string.Empty).Trim(deliminator);
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return string.IsNullOrWhiteSpace(value) ? new string[] { } : value.Split(deliminator);
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}
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}
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}
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