jellyfin/MediaBrowser.Controller/Entities/BaseItem.cs
2016-04-02 12:47:23 -04:00

2146 lines
66 KiB
C#

using MediaBrowser.Common.Extensions;
using MediaBrowser.Controller.Channels;
using MediaBrowser.Controller.Collections;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Drawing;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.LiveTv;
using MediaBrowser.Controller.Localization;
using MediaBrowser.Controller.Persistence;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Configuration;
using MediaBrowser.Model.Dto;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Library;
using MediaBrowser.Model.Logging;
using MediaBrowser.Model.Users;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Runtime.Serialization;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using CommonIO;
using MediaBrowser.Controller.Sorting;
using MediaBrowser.Model.LiveTv;
namespace MediaBrowser.Controller.Entities
{
/// <summary>
/// Class BaseItem
/// </summary>
public abstract class BaseItem : IHasProviderIds, ILibraryItem, IHasImages, IHasUserData, IHasMetadata, IHasLookupInfo<ItemLookupInfo>
{
protected BaseItem()
{
Tags = new List<string>();
Genres = new List<string>();
Studios = new List<string>();
ProviderIds = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
LockedFields = new List<MetadataFields>();
ImageInfos = new List<ItemImageInfo>();
}
/// <summary>
/// The supported image extensions
/// </summary>
public static readonly string[] SupportedImageExtensions = { ".png", ".jpg", ".jpeg", ".tbn", ".gif" };
public static readonly List<string> SupportedImageExtensionsList = SupportedImageExtensions.ToList();
/// <summary>
/// The trailer folder name
/// </summary>
public static string TrailerFolderName = "trailers";
public static string ThemeSongsFolderName = "theme-music";
public static string ThemeSongFilename = "theme";
public static string ThemeVideosFolderName = "backdrops";
[IgnoreDataMember]
public string PreferredMetadataCountryCode { get; set; }
[IgnoreDataMember]
public string PreferredMetadataLanguage { get; set; }
public List<ItemImageInfo> ImageInfos { get; set; }
/// <summary>
/// Gets or sets the channel identifier.
/// </summary>
/// <value>The channel identifier.</value>
[IgnoreDataMember]
public string ChannelId { get; set; }
[IgnoreDataMember]
public virtual bool SupportsAddingToPlaylist
{
get
{
return false;
}
}
[IgnoreDataMember]
public virtual bool AlwaysScanInternalMetadataPath
{
get { return false; }
}
/// <summary>
/// Gets a value indicating whether this instance is in mixed folder.
/// </summary>
/// <value><c>true</c> if this instance is in mixed folder; otherwise, <c>false</c>.</value>
[IgnoreDataMember]
public bool IsInMixedFolder { get; set; }
[IgnoreDataMember]
public virtual bool SupportsRemoteImageDownloading
{
get
{
return true;
}
}
private string _name;
/// <summary>
/// Gets or sets the name.
/// </summary>
/// <value>The name.</value>
[IgnoreDataMember]
public virtual string Name
{
get
{
return _name;
}
set
{
_name = value;
// lazy load this again
_sortName = null;
}
}
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[IgnoreDataMember]
public Guid Id { get; set; }
/// <summary>
/// Gets or sets a value indicating whether this instance is hd.
/// </summary>
/// <value><c>true</c> if this instance is hd; otherwise, <c>false</c>.</value>
[IgnoreDataMember]
public bool? IsHD { get; set; }
/// <summary>
/// Gets or sets the audio.
/// </summary>
/// <value>The audio.</value>
[IgnoreDataMember]
public ProgramAudio? Audio { get; set; }
/// <summary>
/// Return the id that should be used to key display prefs for this item.
/// Default is based on the type for everything except actual generic folders.
/// </summary>
/// <value>The display prefs id.</value>
[IgnoreDataMember]
public virtual Guid DisplayPreferencesId
{
get
{
var thisType = GetType();
return thisType == typeof(Folder) ? Id : thisType.FullName.GetMD5();
}
}
/// <summary>
/// Gets or sets the path.
/// </summary>
/// <value>The path.</value>
[IgnoreDataMember]
public virtual string Path { get; set; }
[IgnoreDataMember]
public bool IsOffline { get; set; }
[IgnoreDataMember]
public virtual SourceType SourceType { get; set; }
/// <summary>
/// Returns the folder containing the item.
/// If the item is a folder, it returns the folder itself
/// </summary>
[IgnoreDataMember]
public virtual string ContainingFolderPath
{
get
{
if (IsFolder)
{
return Path;
}
return System.IO.Path.GetDirectoryName(Path);
}
}
/// <summary>
/// Gets or sets the name of the service.
/// </summary>
/// <value>The name of the service.</value>
[IgnoreDataMember]
public string ServiceName { get; set; }
/// <summary>
/// If this content came from an external service, the id of the content on that service
/// </summary>
[IgnoreDataMember]
public string ExternalId
{
get { return this.GetProviderId("ProviderExternalId"); }
set
{
this.SetProviderId("ProviderExternalId", value);
}
}
/// <summary>
/// Gets or sets the etag.
/// </summary>
/// <value>The etag.</value>
[IgnoreDataMember]
public string ExternalEtag { get; set; }
[IgnoreDataMember]
public virtual bool IsHidden
{
get
{
return false;
}
}
[IgnoreDataMember]
public virtual bool IsOwnedItem
{
get
{
// Local trailer, special feature, theme video, etc.
// An item that belongs to another item but is not part of the Parent-Child tree
return !IsFolder && ParentId == Guid.Empty && LocationType == LocationType.FileSystem;
}
}
/// <summary>
/// Gets or sets the type of the location.
/// </summary>
/// <value>The type of the location.</value>
[IgnoreDataMember]
public virtual LocationType LocationType
{
get
{
if (IsOffline)
{
return LocationType.Offline;
}
if (string.IsNullOrWhiteSpace(Path))
{
if (SourceType == SourceType.Channel)
{
return LocationType.Remote;
}
return LocationType.Virtual;
}
return FileSystem.IsPathFile(Path) ? LocationType.FileSystem : LocationType.Remote;
}
}
[IgnoreDataMember]
public virtual bool SupportsLocalMetadata
{
get
{
if (SourceType == SourceType.Channel)
{
return false;
}
var locationType = LocationType;
return locationType != LocationType.Remote && locationType != LocationType.Virtual;
}
}
[IgnoreDataMember]
public virtual string FileNameWithoutExtension
{
get
{
if (LocationType == LocationType.FileSystem)
{
return System.IO.Path.GetFileNameWithoutExtension(Path);
}
return null;
}
}
[IgnoreDataMember]
public virtual bool EnableAlphaNumericSorting
{
get
{
return true;
}
}
private List<Tuple<StringBuilder,bool>> GetSortChunks(string s1)
{
var list = new List<Tuple<StringBuilder, bool>>();
int thisMarker = 0, thisNumericChunk = 0;
while (thisMarker < s1.Length)
{
if (thisMarker >= s1.Length)
{
break;
}
char thisCh = s1[thisMarker];
StringBuilder thisChunk = new StringBuilder();
while ((thisMarker < s1.Length) && (thisChunk.Length == 0 || SortHelper.InChunk(thisCh, thisChunk[0])))
{
thisChunk.Append(thisCh);
thisMarker++;
if (thisMarker < s1.Length)
{
thisCh = s1[thisMarker];
}
}
var isNumeric = thisChunk.Length > 0 && char.IsDigit(thisChunk[0]);
list.Add(new Tuple<StringBuilder, bool>(thisChunk, isNumeric));
}
return list;
}
/// <summary>
/// This is just a helper for convenience
/// </summary>
/// <value>The primary image path.</value>
[IgnoreDataMember]
public string PrimaryImagePath
{
get { return this.GetImagePath(ImageType.Primary); }
}
public virtual bool IsInternetMetadataEnabled()
{
return ConfigurationManager.Configuration.EnableInternetProviders;
}
public virtual bool CanDelete()
{
if (SourceType == SourceType.Channel)
{
return false;
}
var locationType = LocationType;
return locationType != LocationType.Remote &&
locationType != LocationType.Virtual;
}
public virtual bool IsAuthorizedToDelete(User user)
{
return user.Policy.EnableContentDeletion;
}
public bool CanDelete(User user)
{
return CanDelete() && IsAuthorizedToDelete(user);
}
public virtual bool CanDownload()
{
return false;
}
public virtual bool IsAuthorizedToDownload(User user)
{
return user.Policy.EnableContentDownloading;
}
public bool CanDownload(User user)
{
return CanDownload() && IsAuthorizedToDownload(user);
}
/// <summary>
/// Gets or sets the date created.
/// </summary>
/// <value>The date created.</value>
[IgnoreDataMember]
public DateTime DateCreated { get; set; }
/// <summary>
/// Gets or sets the date modified.
/// </summary>
/// <value>The date modified.</value>
[IgnoreDataMember]
public DateTime DateModified { get; set; }
[IgnoreDataMember]
public DateTime DateLastSaved { get; set; }
[IgnoreDataMember]
public DateTime DateLastRefreshed { get; set; }
/// <summary>
/// The logger
/// </summary>
public static ILogger Logger { get; set; }
public static ILibraryManager LibraryManager { get; set; }
public static IServerConfigurationManager ConfigurationManager { get; set; }
public static IProviderManager ProviderManager { get; set; }
public static ILocalizationManager LocalizationManager { get; set; }
public static IItemRepository ItemRepository { get; set; }
public static IFileSystem FileSystem { get; set; }
public static IUserDataManager UserDataManager { get; set; }
public static ILiveTvManager LiveTvManager { get; set; }
public static IChannelManager ChannelManager { get; set; }
public static ICollectionManager CollectionManager { get; set; }
public static IImageProcessor ImageProcessor { get; set; }
public static IMediaSourceManager MediaSourceManager { get; set; }
/// <summary>
/// Returns a <see cref="System.String" /> that represents this instance.
/// </summary>
/// <returns>A <see cref="System.String" /> that represents this instance.</returns>
public override string ToString()
{
return Name;
}
[IgnoreDataMember]
public bool IsLocked { get; set; }
/// <summary>
/// Gets or sets the locked fields.
/// </summary>
/// <value>The locked fields.</value>
[IgnoreDataMember]
public List<MetadataFields> LockedFields { get; set; }
/// <summary>
/// Gets the type of the media.
/// </summary>
/// <value>The type of the media.</value>
[IgnoreDataMember]
public virtual string MediaType
{
get
{
return null;
}
}
[IgnoreDataMember]
public virtual IEnumerable<string> PhysicalLocations
{
get
{
var locationType = LocationType;
if (locationType == LocationType.Remote || locationType == LocationType.Virtual)
{
return new string[] { };
}
return new[] { Path };
}
}
private string _forcedSortName;
/// <summary>
/// Gets or sets the name of the forced sort.
/// </summary>
/// <value>The name of the forced sort.</value>
[IgnoreDataMember]
public string ForcedSortName
{
get { return _forcedSortName; }
set { _forcedSortName = value; _sortName = null; }
}
private string _sortName;
/// <summary>
/// Gets the name of the sort.
/// </summary>
/// <value>The name of the sort.</value>
[IgnoreDataMember]
public string SortName
{
get
{
if (_sortName == null)
{
if (!string.IsNullOrWhiteSpace(ForcedSortName))
{
// Need the ToLower because that's what CreateSortName does
_sortName = ModifySortChunks(ForcedSortName).ToLower();
}
else
{
_sortName = CreateSortName();
}
}
return _sortName;
}
set
{
_sortName = value;
}
}
public string GetInternalMetadataPath()
{
var basePath = ConfigurationManager.ApplicationPaths.InternalMetadataPath;
return GetInternalMetadataPath(basePath);
}
protected virtual string GetInternalMetadataPath(string basePath)
{
if (SourceType == SourceType.Channel)
{
return System.IO.Path.Combine(basePath, "channels", ChannelId, Id.ToString("N"));
}
var idString = Id.ToString("N");
basePath = System.IO.Path.Combine(basePath, "library");
return System.IO.Path.Combine(basePath, idString.Substring(0, 2), idString);
}
/// <summary>
/// Creates the name of the sort.
/// </summary>
/// <returns>System.String.</returns>
protected virtual string CreateSortName()
{
if (Name == null) return null; //some items may not have name filled in properly
if (!EnableAlphaNumericSorting)
{
return Name.TrimStart();
}
var sortable = Name.Trim().ToLower();
sortable = ConfigurationManager.Configuration.SortRemoveCharacters.Aggregate(sortable, (current, search) => current.Replace(search.ToLower(), string.Empty));
sortable = ConfigurationManager.Configuration.SortReplaceCharacters.Aggregate(sortable, (current, search) => current.Replace(search.ToLower(), " "));
foreach (var search in ConfigurationManager.Configuration.SortRemoveWords)
{
var searchLower = search.ToLower();
// Remove from beginning if a space follows
if (sortable.StartsWith(searchLower + " "))
{
sortable = sortable.Remove(0, searchLower.Length + 1);
}
// Remove from middle if surrounded by spaces
sortable = sortable.Replace(" " + searchLower + " ", " ");
// Remove from end if followed by a space
if (sortable.EndsWith(" " + searchLower))
{
sortable = sortable.Remove(sortable.Length - (searchLower.Length + 1));
}
}
return ModifySortChunks(sortable);
}
private string ModifySortChunks(string name)
{
var chunks = GetSortChunks(name);
var builder = new StringBuilder();
foreach (var chunk in chunks)
{
var chunkBuilder = chunk.Item1;
// This chunk is numeric
if (chunk.Item2)
{
while (chunkBuilder.Length < 10)
{
chunkBuilder.Insert(0, '0');
}
}
builder.Append(chunkBuilder);
}
//Logger.Debug("ModifySortChunks Start: {0} End: {1}", name, builder.ToString());
return builder.ToString();
}
[IgnoreDataMember]
public Guid ParentId { get; set; }
/// <summary>
/// Gets or sets the parent.
/// </summary>
/// <value>The parent.</value>
[IgnoreDataMember]
public Folder Parent
{
get { return GetParent() as Folder; }
set
{
}
}
public void SetParent(Folder parent)
{
ParentId = parent == null ? Guid.Empty : parent.Id;
}
[IgnoreDataMember]
public IEnumerable<Folder> Parents
{
get { return GetParents().OfType<Folder>(); }
}
public BaseItem GetParent()
{
if (ParentId != Guid.Empty)
{
return LibraryManager.GetItemById(ParentId);
}
return null;
}
public IEnumerable<BaseItem> GetParents()
{
var parent = GetParent();
while (parent != null)
{
yield return parent;
parent = parent.GetParent();
}
}
/// <summary>
/// Finds a parent of a given type
/// </summary>
/// <typeparam name="T"></typeparam>
/// <returns>``0.</returns>
public T FindParent<T>()
where T : Folder
{
return GetParents().OfType<T>().FirstOrDefault();
}
[IgnoreDataMember]
public virtual BaseItem DisplayParent
{
get { return GetParent(); }
}
/// <summary>
/// When the item first debuted. For movies this could be premiere date, episodes would be first aired
/// </summary>
/// <value>The premiere date.</value>
[IgnoreDataMember]
public DateTime? PremiereDate { get; set; }
/// <summary>
/// Gets or sets the end date.
/// </summary>
/// <value>The end date.</value>
[IgnoreDataMember]
public DateTime? EndDate { get; set; }
/// <summary>
/// Gets or sets the display type of the media.
/// </summary>
/// <value>The display type of the media.</value>
[IgnoreDataMember]
public string DisplayMediaType { get; set; }
/// <summary>
/// Gets or sets the official rating.
/// </summary>
/// <value>The official rating.</value>
[IgnoreDataMember]
public string OfficialRating { get; set; }
/// <summary>
/// Gets or sets the critic rating.
/// </summary>
/// <value>The critic rating.</value>
public float? CriticRating { get; set; }
/// <summary>
/// Gets or sets the critic rating summary.
/// </summary>
/// <value>The critic rating summary.</value>
public string CriticRatingSummary { get; set; }
/// <summary>
/// Gets or sets the official rating description.
/// </summary>
/// <value>The official rating description.</value>
[IgnoreDataMember]
public string OfficialRatingDescription { get; set; }
/// <summary>
/// Gets or sets the custom rating.
/// </summary>
/// <value>The custom rating.</value>
[IgnoreDataMember]
public string CustomRating { get; set; }
/// <summary>
/// Gets or sets the overview.
/// </summary>
/// <value>The overview.</value>
[IgnoreDataMember]
public string Overview { get; set; }
/// <summary>
/// Gets or sets the studios.
/// </summary>
/// <value>The studios.</value>
[IgnoreDataMember]
public List<string> Studios { get; set; }
/// <summary>
/// Gets or sets the genres.
/// </summary>
/// <value>The genres.</value>
[IgnoreDataMember]
public List<string> Genres { get; set; }
/// <summary>
/// Gets or sets the tags.
/// </summary>
/// <value>The tags.</value>
[IgnoreDataMember]
public List<string> Tags { get; set; }
/// <summary>
/// Gets or sets the home page URL.
/// </summary>
/// <value>The home page URL.</value>
[IgnoreDataMember]
public string HomePageUrl { get; set; }
/// <summary>
/// Gets or sets the community rating.
/// </summary>
/// <value>The community rating.</value>
[IgnoreDataMember]
public float? CommunityRating { get; set; }
/// <summary>
/// Gets or sets the community rating vote count.
/// </summary>
/// <value>The community rating vote count.</value>
[IgnoreDataMember]
public int? VoteCount { get; set; }
/// <summary>
/// Gets or sets the run time ticks.
/// </summary>
/// <value>The run time ticks.</value>
[IgnoreDataMember]
public long? RunTimeTicks { get; set; }
/// <summary>
/// Gets or sets the production year.
/// </summary>
/// <value>The production year.</value>
[IgnoreDataMember]
public int? ProductionYear { get; set; }
/// <summary>
/// If the item is part of a series, this is it's number in the series.
/// This could be episode number, album track number, etc.
/// </summary>
/// <value>The index number.</value>
[IgnoreDataMember]
public int? IndexNumber { get; set; }
/// <summary>
/// For an episode this could be the season number, or for a song this could be the disc number.
/// </summary>
/// <value>The parent index number.</value>
[IgnoreDataMember]
public int? ParentIndexNumber { get; set; }
[IgnoreDataMember]
public string OfficialRatingForComparison
{
get
{
if (!string.IsNullOrWhiteSpace(OfficialRating))
{
return OfficialRating;
}
var parent = DisplayParent;
if (parent != null)
{
return parent.OfficialRatingForComparison;
}
return null;
}
}
[IgnoreDataMember]
public string CustomRatingForComparison
{
get
{
if (!string.IsNullOrWhiteSpace(CustomRating))
{
return CustomRating;
}
var parent = DisplayParent;
if (parent != null)
{
return parent.CustomRatingForComparison;
}
return null;
}
}
/// <summary>
/// Gets the play access.
/// </summary>
/// <param name="user">The user.</param>
/// <returns>PlayAccess.</returns>
public PlayAccess GetPlayAccess(User user)
{
if (!user.Policy.EnableMediaPlayback)
{
return PlayAccess.None;
}
//if (!user.IsParentalScheduleAllowed())
//{
// return PlayAccess.None;
//}
return PlayAccess.Full;
}
/// <summary>
/// Loads the theme songs.
/// </summary>
/// <returns>List{Audio.Audio}.</returns>
private IEnumerable<Audio.Audio> LoadThemeSongs(List<FileSystemMetadata> fileSystemChildren, IDirectoryService directoryService)
{
var files = fileSystemChildren.Where(i => i.IsDirectory)
.Where(i => string.Equals(i.Name, ThemeSongsFolderName, StringComparison.OrdinalIgnoreCase))
.SelectMany(i => directoryService.GetFiles(i.FullName))
.ToList();
// Support plex/xbmc convention
files.AddRange(fileSystemChildren
.Where(i => !i.IsDirectory && string.Equals(FileSystem.GetFileNameWithoutExtension(i), ThemeSongFilename, StringComparison.OrdinalIgnoreCase))
);
return LibraryManager.ResolvePaths(files, directoryService, null)
.OfType<Audio.Audio>()
.Select(audio =>
{
// Try to retrieve it from the db. If we don't find it, use the resolved version
var dbItem = LibraryManager.GetItemById(audio.Id) as Audio.Audio;
if (dbItem != null)
{
audio = dbItem;
}
audio.ExtraType = ExtraType.ThemeSong;
return audio;
// Sort them so that the list can be easily compared for changes
}).OrderBy(i => i.Path).ToList();
}
/// <summary>
/// Loads the video backdrops.
/// </summary>
/// <returns>List{Video}.</returns>
private IEnumerable<Video> LoadThemeVideos(IEnumerable<FileSystemMetadata> fileSystemChildren, IDirectoryService directoryService)
{
var files = fileSystemChildren.Where(i => i.IsDirectory)
.Where(i => string.Equals(i.Name, ThemeVideosFolderName, StringComparison.OrdinalIgnoreCase))
.SelectMany(i => directoryService.GetFiles(i.FullName));
return LibraryManager.ResolvePaths(files, directoryService, null)
.OfType<Video>()
.Select(item =>
{
// Try to retrieve it from the db. If we don't find it, use the resolved version
var dbItem = LibraryManager.GetItemById(item.Id) as Video;
if (dbItem != null)
{
item = dbItem;
}
item.ExtraType = ExtraType.ThemeVideo;
return item;
// Sort them so that the list can be easily compared for changes
}).OrderBy(i => i.Path).ToList();
}
public Task RefreshMetadata(CancellationToken cancellationToken)
{
return RefreshMetadata(new MetadataRefreshOptions(new DirectoryService(FileSystem)), cancellationToken);
}
/// <summary>
/// Overrides the base implementation to refresh metadata for local trailers
/// </summary>
/// <param name="options">The options.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>true if a provider reports we changed</returns>
public async Task<ItemUpdateType> RefreshMetadata(MetadataRefreshOptions options, CancellationToken cancellationToken)
{
var locationType = LocationType;
var requiresSave = false;
if (SupportsOwnedItems)
{
try
{
var files = locationType != LocationType.Remote && locationType != LocationType.Virtual ?
GetFileSystemChildren(options.DirectoryService).ToList() :
new List<FileSystemMetadata>();
var ownedItemsChanged = await RefreshedOwnedItems(options, files, cancellationToken).ConfigureAwait(false);
if (ownedItemsChanged)
{
requiresSave = true;
}
}
catch (Exception ex)
{
Logger.ErrorException("Error refreshing owned items for {0}", ex, Path ?? Name);
}
}
var refreshOptions = requiresSave
? new MetadataRefreshOptions(options)
{
ForceSave = true
}
: options;
var result = await ProviderManager.RefreshSingleItem(this, refreshOptions, cancellationToken).ConfigureAwait(false);
return result;
}
[IgnoreDataMember]
protected virtual bool SupportsOwnedItems
{
get { return IsFolder || GetParent() != null; }
}
[IgnoreDataMember]
public virtual bool SupportsPeople
{
get { return true; }
}
/// <summary>
/// Refreshes owned items such as trailers, theme videos, special features, etc.
/// Returns true or false indicating if changes were found.
/// </summary>
/// <param name="options"></param>
/// <param name="fileSystemChildren"></param>
/// <param name="cancellationToken"></param>
/// <returns></returns>
protected virtual async Task<bool> RefreshedOwnedItems(MetadataRefreshOptions options, List<FileSystemMetadata> fileSystemChildren, CancellationToken cancellationToken)
{
var themeSongsChanged = false;
var themeVideosChanged = false;
var localTrailersChanged = false;
if (LocationType == LocationType.FileSystem && GetParent() != null)
{
var hasThemeMedia = this as IHasThemeMedia;
if (hasThemeMedia != null)
{
if (!IsInMixedFolder)
{
themeSongsChanged = await RefreshThemeSongs(hasThemeMedia, options, fileSystemChildren, cancellationToken).ConfigureAwait(false);
themeVideosChanged = await RefreshThemeVideos(hasThemeMedia, options, fileSystemChildren, cancellationToken).ConfigureAwait(false);
}
}
var hasTrailers = this as IHasTrailers;
if (hasTrailers != null)
{
localTrailersChanged = await RefreshLocalTrailers(hasTrailers, options, fileSystemChildren, cancellationToken).ConfigureAwait(false);
}
}
return themeSongsChanged || themeVideosChanged || localTrailersChanged;
}
protected virtual IEnumerable<FileSystemMetadata> GetFileSystemChildren(IDirectoryService directoryService)
{
var path = ContainingFolderPath;
return directoryService.GetFileSystemEntries(path);
}
private async Task<bool> RefreshLocalTrailers(IHasTrailers item, MetadataRefreshOptions options, List<FileSystemMetadata> fileSystemChildren, CancellationToken cancellationToken)
{
var newItems = LibraryManager.FindTrailers(this, fileSystemChildren, options.DirectoryService).ToList();
var newItemIds = newItems.Select(i => i.Id).ToList();
var itemsChanged = !item.LocalTrailerIds.SequenceEqual(newItemIds);
var tasks = newItems.Select(i => i.RefreshMetadata(options, cancellationToken));
await Task.WhenAll(tasks).ConfigureAwait(false);
item.LocalTrailerIds = newItemIds;
return itemsChanged;
}
private async Task<bool> RefreshThemeVideos(IHasThemeMedia item, MetadataRefreshOptions options, IEnumerable<FileSystemMetadata> fileSystemChildren, CancellationToken cancellationToken)
{
var newThemeVideos = LoadThemeVideos(fileSystemChildren, options.DirectoryService).ToList();
var newThemeVideoIds = newThemeVideos.Select(i => i.Id).ToList();
var themeVideosChanged = !item.ThemeVideoIds.SequenceEqual(newThemeVideoIds);
var tasks = newThemeVideos.Select(i =>
{
var subOptions = new MetadataRefreshOptions(options);
if (!i.IsThemeMedia)
{
i.ExtraType = ExtraType.ThemeVideo;
subOptions.ForceSave = true;
}
return i.RefreshMetadata(subOptions, cancellationToken);
});
await Task.WhenAll(tasks).ConfigureAwait(false);
item.ThemeVideoIds = newThemeVideoIds;
return themeVideosChanged;
}
/// <summary>
/// Refreshes the theme songs.
/// </summary>
private async Task<bool> RefreshThemeSongs(IHasThemeMedia item, MetadataRefreshOptions options, List<FileSystemMetadata> fileSystemChildren, CancellationToken cancellationToken)
{
var newThemeSongs = LoadThemeSongs(fileSystemChildren, options.DirectoryService).ToList();
var newThemeSongIds = newThemeSongs.Select(i => i.Id).ToList();
var themeSongsChanged = !item.ThemeSongIds.SequenceEqual(newThemeSongIds);
var tasks = newThemeSongs.Select(i =>
{
var subOptions = new MetadataRefreshOptions(options);
if (!i.IsThemeMedia)
{
i.ExtraType = ExtraType.ThemeSong;
subOptions.ForceSave = true;
}
return i.RefreshMetadata(subOptions, cancellationToken);
});
await Task.WhenAll(tasks).ConfigureAwait(false);
item.ThemeSongIds = newThemeSongIds;
return themeSongsChanged;
}
/// <summary>
/// Gets or sets the provider ids.
/// </summary>
/// <value>The provider ids.</value>
public Dictionary<string, string> ProviderIds { get; set; }
[IgnoreDataMember]
public virtual Folder LatestItemsIndexContainer
{
get { return null; }
}
private string _userDataKey;
/// <summary>
/// Gets the user data key.
/// </summary>
/// <returns>System.String.</returns>
public string GetUserDataKey()
{
if (string.IsNullOrWhiteSpace(_userDataKey))
{
var key = CreateUserDataKey();
_userDataKey = key;
return key;
}
return _userDataKey;
}
protected virtual string CreateUserDataKey()
{
if (SourceType == SourceType.Channel)
{
if (!string.IsNullOrWhiteSpace(ExternalId))
{
return ExternalId;
}
}
return Id.ToString();
}
internal virtual bool IsValidFromResolver(BaseItem newItem)
{
var current = this;
return current.IsInMixedFolder == newItem.IsInMixedFolder;
}
public void AfterMetadataRefresh()
{
_sortName = null;
_userDataKey = null;
}
/// <summary>
/// Gets the preferred metadata language.
/// </summary>
/// <returns>System.String.</returns>
public string GetPreferredMetadataLanguage()
{
string lang = PreferredMetadataLanguage;
if (string.IsNullOrWhiteSpace(lang))
{
lang = GetParents()
.Select(i => i.PreferredMetadataLanguage)
.FirstOrDefault(i => !string.IsNullOrWhiteSpace(i));
}
if (string.IsNullOrWhiteSpace(lang))
{
lang = LibraryManager.GetCollectionFolders(this)
.Select(i => i.PreferredMetadataLanguage)
.FirstOrDefault(i => !string.IsNullOrWhiteSpace(i));
}
if (string.IsNullOrWhiteSpace(lang))
{
lang = ConfigurationManager.Configuration.PreferredMetadataLanguage;
}
return lang;
}
/// <summary>
/// Gets the preferred metadata language.
/// </summary>
/// <returns>System.String.</returns>
public string GetPreferredMetadataCountryCode()
{
string lang = PreferredMetadataCountryCode;
if (string.IsNullOrWhiteSpace(lang))
{
lang = GetParents()
.Select(i => i.PreferredMetadataCountryCode)
.FirstOrDefault(i => !string.IsNullOrWhiteSpace(i));
}
if (string.IsNullOrWhiteSpace(lang))
{
lang = LibraryManager.GetCollectionFolders(this)
.Select(i => i.PreferredMetadataCountryCode)
.FirstOrDefault(i => !string.IsNullOrWhiteSpace(i));
}
if (string.IsNullOrWhiteSpace(lang))
{
lang = ConfigurationManager.Configuration.MetadataCountryCode;
}
return lang;
}
public virtual bool IsSaveLocalMetadataEnabled()
{
if (SourceType == SourceType.Channel)
{
return false;
}
return ConfigurationManager.Configuration.SaveLocalMeta;
}
/// <summary>
/// Determines if a given user has access to this item
/// </summary>
/// <param name="user">The user.</param>
/// <returns><c>true</c> if [is parental allowed] [the specified user]; otherwise, <c>false</c>.</returns>
/// <exception cref="System.ArgumentNullException">user</exception>
public bool IsParentalAllowed(User user)
{
if (user == null)
{
throw new ArgumentNullException("user");
}
if (!IsVisibleViaTags(user))
{
return false;
}
var maxAllowedRating = user.Policy.MaxParentalRating;
if (maxAllowedRating == null)
{
return true;
}
var rating = CustomRatingForComparison;
if (string.IsNullOrWhiteSpace(rating))
{
rating = OfficialRatingForComparison;
}
if (string.IsNullOrWhiteSpace(rating))
{
return !GetBlockUnratedValue(user.Policy);
}
var value = LocalizationManager.GetRatingLevel(rating);
// Could not determine the integer value
if (!value.HasValue)
{
var isAllowed = !GetBlockUnratedValue(user.Policy);
if (!isAllowed)
{
Logger.Debug("{0} has an unrecognized parental rating of {1}.", Name, rating);
}
return isAllowed;
}
return value.Value <= maxAllowedRating.Value;
}
public int? GetParentalRatingValue()
{
var rating = CustomRating;
if (string.IsNullOrWhiteSpace(rating))
{
rating = OfficialRating;
}
if (string.IsNullOrWhiteSpace(rating))
{
return null;
}
return LocalizationManager.GetRatingLevel(rating);
}
public int? GetInheritedParentalRatingValue()
{
var rating = CustomRatingForComparison;
if (string.IsNullOrWhiteSpace(rating))
{
rating = OfficialRatingForComparison;
}
if (string.IsNullOrWhiteSpace(rating))
{
return null;
}
return LocalizationManager.GetRatingLevel(rating);
}
private bool IsVisibleViaTags(User user)
{
var hasTags = this as IHasTags;
if (hasTags != null)
{
var policy = user.Policy;
if (policy.BlockedTags.Any(i => hasTags.Tags.Contains(i, StringComparer.OrdinalIgnoreCase)))
{
return false;
}
}
return true;
}
protected virtual bool IsAllowTagFilterEnforced()
{
return true;
}
public virtual UnratedItem GetBlockUnratedType()
{
if (SourceType == SourceType.Channel)
{
return UnratedItem.ChannelContent;
}
return UnratedItem.Other;
}
/// <summary>
/// Gets the block unrated value.
/// </summary>
/// <param name="config">The configuration.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise.</returns>
protected virtual bool GetBlockUnratedValue(UserPolicy config)
{
// Don't block plain folders that are unrated. Let the media underneath get blocked
// Special folders like series and albums will override this method.
if (IsFolder)
{
return false;
}
if (this is IItemByName)
{
return false;
}
return config.BlockUnratedItems.Contains(GetBlockUnratedType());
}
/// <summary>
/// Determines if this folder should be visible to a given user.
/// Default is just parental allowed. Can be overridden for more functionality.
/// </summary>
/// <param name="user">The user.</param>
/// <returns><c>true</c> if the specified user is visible; otherwise, <c>false</c>.</returns>
/// <exception cref="System.ArgumentNullException">user</exception>
public virtual bool IsVisible(User user)
{
if (user == null)
{
throw new ArgumentNullException("user");
}
return IsParentalAllowed(user);
}
public virtual bool IsVisibleStandalone(User user)
{
if (SourceType == SourceType.Channel)
{
return IsVisibleStandaloneInternal(user, false) && Channel.IsChannelVisible(this, user);
}
return IsVisibleStandaloneInternal(user, true);
}
protected bool IsVisibleStandaloneInternal(User user, bool checkFolders)
{
if (!IsVisible(user))
{
return false;
}
if (GetParents().Any(i => !i.IsVisible(user)))
{
return false;
}
if (checkFolders)
{
var topParent = GetParents().LastOrDefault() ?? this;
if (string.IsNullOrWhiteSpace(topParent.Path))
{
return true;
}
var userCollectionFolders = user.RootFolder.GetChildren(user, true).Select(i => i.Id).ToList();
var itemCollectionFolders = LibraryManager.GetCollectionFolders(this).Select(i => i.Id);
if (!itemCollectionFolders.Any(userCollectionFolders.Contains))
{
return false;
}
}
return true;
}
/// <summary>
/// Gets a value indicating whether this instance is folder.
/// </summary>
/// <value><c>true</c> if this instance is folder; otherwise, <c>false</c>.</value>
[IgnoreDataMember]
public virtual bool IsFolder
{
get
{
return false;
}
}
public virtual string GetClientTypeName()
{
if (IsFolder && SourceType == SourceType.Channel)
{
return "ChannelFolderItem";
}
return GetType().Name;
}
/// <summary>
/// Gets the linked child.
/// </summary>
/// <param name="info">The info.</param>
/// <returns>BaseItem.</returns>
protected BaseItem GetLinkedChild(LinkedChild info)
{
// First get using the cached Id
if (info.ItemId.HasValue)
{
if (info.ItemId.Value == Guid.Empty)
{
return null;
}
var itemById = LibraryManager.GetItemById(info.ItemId.Value);
if (itemById != null)
{
return itemById;
}
}
var item = FindLinkedChild(info);
// If still null, log
if (item == null)
{
// Don't keep searching over and over
info.ItemId = Guid.Empty;
}
else
{
// Cache the id for next time
info.ItemId = item.Id;
}
return item;
}
private BaseItem FindLinkedChild(LinkedChild info)
{
if (!string.IsNullOrEmpty(info.Path))
{
var itemByPath = LibraryManager.FindByPath(info.Path);
if (itemByPath == null)
{
Logger.Warn("Unable to find linked item at path {0}", info.Path);
}
return itemByPath;
}
return null;
}
/// <summary>
/// Adds a studio to the item
/// </summary>
/// <param name="name">The name.</param>
/// <exception cref="System.ArgumentNullException"></exception>
public void AddStudio(string name)
{
if (string.IsNullOrWhiteSpace(name))
{
throw new ArgumentNullException("name");
}
if (!Studios.Contains(name, StringComparer.OrdinalIgnoreCase))
{
Studios.Add(name);
}
}
/// <summary>
/// Adds a genre to the item
/// </summary>
/// <param name="name">The name.</param>
/// <exception cref="System.ArgumentNullException"></exception>
public void AddGenre(string name)
{
if (string.IsNullOrWhiteSpace(name))
{
throw new ArgumentNullException("name");
}
if (!Genres.Contains(name, StringComparer.OrdinalIgnoreCase))
{
Genres.Add(name);
}
}
/// <summary>
/// Marks the played.
/// </summary>
/// <param name="user">The user.</param>
/// <param name="datePlayed">The date played.</param>
/// <param name="resetPosition">if set to <c>true</c> [reset position].</param>
/// <returns>Task.</returns>
/// <exception cref="System.ArgumentNullException"></exception>
public virtual async Task MarkPlayed(User user,
DateTime? datePlayed,
bool resetPosition)
{
if (user == null)
{
throw new ArgumentNullException();
}
var key = GetUserDataKey();
var data = UserDataManager.GetUserData(user.Id, key);
if (datePlayed.HasValue)
{
// Incremenet
data.PlayCount++;
}
// Ensure it's at least one
data.PlayCount = Math.Max(data.PlayCount, 1);
if (resetPosition)
{
data.PlaybackPositionTicks = 0;
}
data.LastPlayedDate = datePlayed ?? data.LastPlayedDate;
data.Played = true;
await UserDataManager.SaveUserData(user.Id, this, data, UserDataSaveReason.TogglePlayed, CancellationToken.None).ConfigureAwait(false);
}
/// <summary>
/// Marks the unplayed.
/// </summary>
/// <param name="user">The user.</param>
/// <returns>Task.</returns>
/// <exception cref="System.ArgumentNullException"></exception>
public virtual async Task MarkUnplayed(User user)
{
if (user == null)
{
throw new ArgumentNullException();
}
var key = GetUserDataKey();
var data = UserDataManager.GetUserData(user.Id, key);
//I think it is okay to do this here.
// if this is only called when a user is manually forcing something to un-played
// then it probably is what we want to do...
data.PlayCount = 0;
data.PlaybackPositionTicks = 0;
data.LastPlayedDate = null;
data.Played = false;
await UserDataManager.SaveUserData(user.Id, this, data, UserDataSaveReason.TogglePlayed, CancellationToken.None).ConfigureAwait(false);
}
/// <summary>
/// Do whatever refreshing is necessary when the filesystem pertaining to this item has changed.
/// </summary>
/// <returns>Task.</returns>
public virtual Task ChangedExternally()
{
ProviderManager.QueueRefresh(Id, new MetadataRefreshOptions(FileSystem));
return Task.FromResult(true);
}
/// <summary>
/// Gets an image
/// </summary>
/// <param name="type">The type.</param>
/// <param name="imageIndex">Index of the image.</param>
/// <returns><c>true</c> if the specified type has image; otherwise, <c>false</c>.</returns>
/// <exception cref="System.ArgumentException">Backdrops should be accessed using Item.Backdrops</exception>
public bool HasImage(ImageType type, int imageIndex)
{
return GetImageInfo(type, imageIndex) != null;
}
public void SetImage(ItemImageInfo image, int index)
{
if (image.Type == ImageType.Chapter)
{
throw new ArgumentException("Cannot set chapter images using SetImagePath");
}
var existingImage = GetImageInfo(image.Type, index);
if (existingImage != null)
{
ImageInfos.Remove(existingImage);
}
ImageInfos.Add(image);
}
public void SetImagePath(ImageType type, int index, FileSystemMetadata file)
{
if (type == ImageType.Chapter)
{
throw new ArgumentException("Cannot set chapter images using SetImagePath");
}
var image = GetImageInfo(type, index);
if (image == null)
{
ImageInfos.Add(GetImageInfo(file, type));
}
else
{
var imageInfo = GetImageInfo(file, type);
image.Path = file.FullName;
image.DateModified = imageInfo.DateModified;
image.IsPlaceholder = false;
}
}
/// <summary>
/// Deletes the image.
/// </summary>
/// <param name="type">The type.</param>
/// <param name="index">The index.</param>
/// <returns>Task.</returns>
public Task DeleteImage(ImageType type, int index)
{
var info = GetImageInfo(type, index);
if (info == null)
{
// Nothing to do
return Task.FromResult(true);
}
// Remove it from the item
RemoveImage(info);
if (info.IsLocalFile)
{
// Delete the source file
var currentFile = new FileInfo(info.Path);
// Deletion will fail if the file is hidden so remove the attribute first
if (currentFile.Exists)
{
if ((currentFile.Attributes & FileAttributes.Hidden) == FileAttributes.Hidden)
{
currentFile.Attributes &= ~FileAttributes.Hidden;
}
FileSystem.DeleteFile(currentFile.FullName);
}
}
return UpdateToRepository(ItemUpdateType.ImageUpdate, CancellationToken.None);
}
public void RemoveImage(ItemImageInfo image)
{
ImageInfos.Remove(image);
}
public virtual Task UpdateToRepository(ItemUpdateType updateReason, CancellationToken cancellationToken)
{
return LibraryManager.UpdateItem(this, updateReason, cancellationToken);
}
/// <summary>
/// Validates that images within the item are still on the file system
/// </summary>
public bool ValidateImages(IDirectoryService directoryService)
{
var allFiles = ImageInfos
.Where(i => i.IsLocalFile)
.Select(i => System.IO.Path.GetDirectoryName(i.Path))
.Distinct(StringComparer.OrdinalIgnoreCase)
.SelectMany(directoryService.GetFiles)
.Select(i => i.FullName)
.ToList();
var deletedImages = ImageInfos
.Where(image => image.IsLocalFile && !allFiles.Contains(image.Path, StringComparer.OrdinalIgnoreCase))
.ToList();
if (deletedImages.Count > 0)
{
ImageInfos = ImageInfos.Except(deletedImages).ToList();
}
return deletedImages.Count > 0;
}
/// <summary>
/// Gets the image path.
/// </summary>
/// <param name="imageType">Type of the image.</param>
/// <param name="imageIndex">Index of the image.</param>
/// <returns>System.String.</returns>
/// <exception cref="System.InvalidOperationException">
/// </exception>
/// <exception cref="System.ArgumentNullException">item</exception>
public string GetImagePath(ImageType imageType, int imageIndex)
{
var info = GetImageInfo(imageType, imageIndex);
return info == null ? null : info.Path;
}
/// <summary>
/// Gets the image information.
/// </summary>
/// <param name="imageType">Type of the image.</param>
/// <param name="imageIndex">Index of the image.</param>
/// <returns>ItemImageInfo.</returns>
public ItemImageInfo GetImageInfo(ImageType imageType, int imageIndex)
{
if (imageType == ImageType.Chapter)
{
var chapter = ItemRepository.GetChapter(Id, imageIndex);
if (chapter == null)
{
return null;
}
var path = chapter.ImagePath;
if (string.IsNullOrWhiteSpace(path))
{
return null;
}
return new ItemImageInfo
{
Path = path,
DateModified = FileSystem.GetLastWriteTimeUtc(path),
Type = imageType
};
}
return GetImages(imageType)
.ElementAtOrDefault(imageIndex);
}
public IEnumerable<ItemImageInfo> GetImages(ImageType imageType)
{
if (imageType == ImageType.Chapter)
{
throw new ArgumentException("No image info for chapter images");
}
return ImageInfos.Where(i => i.Type == imageType);
}
/// <summary>
/// Adds the images.
/// </summary>
/// <param name="imageType">Type of the image.</param>
/// <param name="images">The images.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise.</returns>
/// <exception cref="System.ArgumentException">Cannot call AddImages with chapter images</exception>
public bool AddImages(ImageType imageType, List<FileSystemMetadata> images)
{
if (imageType == ImageType.Chapter)
{
throw new ArgumentException("Cannot call AddImages with chapter images");
}
var existingImages = GetImages(imageType)
.ToList();
var newImageList = new List<FileSystemMetadata>();
var imageAdded = false;
foreach (var newImage in images)
{
if (newImage == null)
{
throw new ArgumentException("null image found in list");
}
var existing = existingImages
.FirstOrDefault(i => string.Equals(i.Path, newImage.FullName, StringComparison.OrdinalIgnoreCase));
if (existing == null)
{
newImageList.Add(newImage);
imageAdded = true;
}
else
{
if (existing.IsLocalFile)
{
existing.DateModified = FileSystem.GetLastWriteTimeUtc(newImage);
}
}
}
if (imageAdded || images.Count != existingImages.Count)
{
var newImagePaths = images.Select(i => i.FullName).ToList();
var deleted = existingImages
.Where(i => i.IsLocalFile && !newImagePaths.Contains(i.Path, StringComparer.OrdinalIgnoreCase) && !FileSystem.FileExists(i.Path))
.ToList();
ImageInfos = ImageInfos.Except(deleted).ToList();
}
ImageInfos.AddRange(newImageList.Select(i => GetImageInfo(i, imageType)));
return newImageList.Count > 0;
}
private ItemImageInfo GetImageInfo(FileSystemMetadata file, ImageType type)
{
return new ItemImageInfo
{
Path = file.FullName,
Type = type,
DateModified = FileSystem.GetLastWriteTimeUtc(file)
};
}
/// <summary>
/// Gets the file system path to delete when the item is to be deleted
/// </summary>
/// <returns></returns>
public virtual IEnumerable<string> GetDeletePaths()
{
return new[] { Path };
}
public bool AllowsMultipleImages(ImageType type)
{
return type == ImageType.Backdrop || type == ImageType.Screenshot || type == ImageType.Chapter;
}
public Task SwapImages(ImageType type, int index1, int index2)
{
if (!AllowsMultipleImages(type))
{
throw new ArgumentException("The change index operation is only applicable to backdrops and screenshots");
}
var info1 = GetImageInfo(type, index1);
var info2 = GetImageInfo(type, index2);
if (info1 == null || info2 == null)
{
// Nothing to do
return Task.FromResult(true);
}
if (!info1.IsLocalFile || !info2.IsLocalFile)
{
// TODO: Not supported yet
return Task.FromResult(true);
}
var path1 = info1.Path;
var path2 = info2.Path;
FileSystem.SwapFiles(path1, path2);
// Refresh these values
info1.DateModified = FileSystem.GetLastWriteTimeUtc(info1.Path);
info2.DateModified = FileSystem.GetLastWriteTimeUtc(info2.Path);
return UpdateToRepository(ItemUpdateType.ImageUpdate, CancellationToken.None);
}
public virtual bool IsPlayed(User user)
{
var userdata = UserDataManager.GetUserData(user.Id, GetUserDataKey());
return userdata != null && userdata.Played;
}
public bool IsFavoriteOrLiked(User user)
{
var userdata = UserDataManager.GetUserData(user.Id, GetUserDataKey());
return userdata != null && (userdata.IsFavorite || (userdata.Likes ?? false));
}
public virtual bool IsUnplayed(User user)
{
if (user == null)
{
throw new ArgumentNullException("user");
}
var userdata = UserDataManager.GetUserData(user.Id, GetUserDataKey());
return userdata == null || !userdata.Played;
}
ItemLookupInfo IHasLookupInfo<ItemLookupInfo>.GetLookupInfo()
{
return GetItemLookupInfo<ItemLookupInfo>();
}
protected T GetItemLookupInfo<T>()
where T : ItemLookupInfo, new()
{
return new T
{
MetadataCountryCode = GetPreferredMetadataCountryCode(),
MetadataLanguage = GetPreferredMetadataLanguage(),
Name = Name,
ProviderIds = ProviderIds,
IndexNumber = IndexNumber,
ParentIndexNumber = ParentIndexNumber,
Year = ProductionYear,
PremiereDate = PremiereDate
};
}
/// <summary>
/// This is called before any metadata refresh and returns true or false indicating if changes were made
/// </summary>
public virtual bool BeforeMetadataRefresh()
{
_userDataKey = null;
_sortName = null;
var hasChanges = false;
if (string.IsNullOrEmpty(Name) && !string.IsNullOrEmpty(Path))
{
Name = FileSystem.GetFileNameWithoutExtension(Path);
hasChanges = true;
}
return hasChanges;
}
protected static string GetMappedPath(string path, LocationType locationType)
{
if (locationType == LocationType.FileSystem || locationType == LocationType.Offline)
{
foreach (var map in ConfigurationManager.Configuration.PathSubstitutions)
{
path = LibraryManager.SubstitutePath(path, map.From, map.To);
}
}
return path;
}
public virtual void FillUserDataDtoValues(UserItemDataDto dto, UserItemData userData, User user)
{
if (RunTimeTicks.HasValue)
{
double pct = RunTimeTicks.Value;
if (pct > 0)
{
pct = userData.PlaybackPositionTicks / pct;
if (pct > 0)
{
dto.PlayedPercentage = 100 * pct;
}
}
}
}
protected Task RefreshMetadataForOwnedVideo(MetadataRefreshOptions options, string path, CancellationToken cancellationToken)
{
var newOptions = new MetadataRefreshOptions(options.DirectoryService)
{
ImageRefreshMode = options.ImageRefreshMode,
MetadataRefreshMode = options.MetadataRefreshMode,
ReplaceAllMetadata = options.ReplaceAllMetadata
};
var id = LibraryManager.GetNewItemId(path, typeof(Video));
// Try to retrieve it from the db. If we don't find it, use the resolved version
var video = LibraryManager.GetItemById(id) as Video;
if (video == null)
{
video = LibraryManager.ResolvePath(FileSystem.GetFileSystemInfo(path)) as Video;
newOptions.ForceSave = true;
}
if (video == null)
{
return Task.FromResult(true);
}
return video.RefreshMetadata(newOptions, cancellationToken);
}
public string GetEtag(User user)
{
return string.Join("|", GetEtagValues(user).ToArray()).GetMD5().ToString("N");
}
protected virtual List<string> GetEtagValues(User user)
{
return new List<string>
{
DateLastSaved.Ticks.ToString(CultureInfo.InvariantCulture)
};
}
public virtual IEnumerable<Guid> GetAncestorIds()
{
return GetParents().Select(i => i.Id).Concat(LibraryManager.GetCollectionFolders(this).Select(i => i.Id));
}
public BaseItem GetTopParent()
{
if (IsTopParent)
{
return this;
}
return GetParents().FirstOrDefault(i => i.IsTopParent);
}
[IgnoreDataMember]
public virtual bool IsTopParent
{
get
{
if (GetParent() is AggregateFolder || this is BasePluginFolder)
{
return true;
}
var view = this as UserView;
if (view != null && string.Equals(view.ViewType, CollectionType.LiveTv, StringComparison.OrdinalIgnoreCase))
{
return true;
}
if (view != null && string.Equals(view.ViewType, CollectionType.Channels, StringComparison.OrdinalIgnoreCase))
{
return true;
}
return false;
}
}
[IgnoreDataMember]
public virtual bool SupportsAncestors
{
get
{
return true;
}
}
public virtual IEnumerable<Guid> GetIdsForAncestorQuery()
{
return new[] { Id };
}
public virtual Task Delete(DeleteOptions options)
{
return LibraryManager.DeleteItem(this, options);
}
public virtual Task OnFileDeleted()
{
// Remove from database
return Delete(new DeleteOptions
{
DeleteFileLocation = false
});
}
}
}