jellyfin/MediaBrowser.Controller/Entities/BaseItem.cs
2014-01-18 00:55:21 -05:00

1725 lines
58 KiB
C#

using MediaBrowser.Common.Extensions;
using MediaBrowser.Common.IO;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.IO;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Localization;
using MediaBrowser.Controller.Persistence;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Controller.Resolvers;
using MediaBrowser.Model.Configuration;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Logging;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.Serialization;
using System.Threading;
using System.Threading.Tasks;
namespace MediaBrowser.Controller.Entities
{
/// <summary>
/// Class BaseItem
/// </summary>
public abstract class BaseItem : IHasProviderIds, ILibraryItem, IHasImages, IHasUserData
{
protected BaseItem()
{
Genres = new List<string>();
Studios = new List<string>();
People = new List<PersonInfo>();
BackdropImagePaths = new List<string>();
Images = new Dictionary<ImageType, string>();
ProviderIds = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
LockedFields = new List<MetadataFields>();
ImageSources = new List<ImageSourceInfo>();
}
/// <summary>
/// The supported image extensions
/// </summary>
public static readonly string[] SupportedImageExtensions = new[] { ".png", ".jpg", ".jpeg", ".tbn" };
/// <summary>
/// The trailer folder name
/// </summary>
public const string TrailerFolderName = "trailers";
public const string ThemeSongsFolderName = "theme-music";
public const string ThemeSongFilename = "theme";
public const string ThemeVideosFolderName = "backdrops";
public const string XbmcTrailerFileSuffix = "-trailer";
public bool IsInMixedFolder { get; set; }
private string _name;
/// <summary>
/// Gets or sets the name.
/// </summary>
/// <value>The name.</value>
public 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>
public Guid Id { 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>
public virtual string Path { get; set; }
[IgnoreDataMember]
protected internal bool IsOffline { get; set; }
/// <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.IsNullOrEmpty(Path))
{
return LocationType.Virtual;
}
return System.IO.Path.IsPathRooted(Path) ? LocationType.FileSystem : LocationType.Remote;
}
}
/// <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); }
set { this.SetImagePath(ImageType.Primary, value); }
}
/// <summary>
/// Gets or sets the images.
/// </summary>
/// <value>The images.</value>
public Dictionary<ImageType, string> Images { get; set; }
/// <summary>
/// Gets or sets the date created.
/// </summary>
/// <value>The date created.</value>
public DateTime DateCreated { get; set; }
/// <summary>
/// Gets or sets the date modified.
/// </summary>
/// <value>The date modified.</value>
public DateTime DateModified { get; set; }
public DateTime DateLastSaved { 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; }
/// <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;
}
/// <summary>
/// Returns true if this item should not attempt to fetch metadata
/// </summary>
/// <value><c>true</c> if [dont fetch meta]; otherwise, <c>false</c>.</value>
public bool DontFetchMeta { get; set; }
/// <summary>
/// Gets or sets the locked fields.
/// </summary>
/// <value>The locked fields.</value>
public List<MetadataFields> LockedFields { get; set; }
/// <summary>
/// Should be overridden to return the proper folder where metadata lives
/// </summary>
/// <value>The meta location.</value>
[IgnoreDataMember]
public virtual string MetaLocation
{
get
{
return Path ?? "";
}
}
/// <summary>
/// Gets the type of the media.
/// </summary>
/// <value>The type of the media.</value>
[IgnoreDataMember]
public virtual string MediaType
{
get
{
return null;
}
}
/// <summary>
/// The _resolve args
/// </summary>
private ItemResolveArgs _resolveArgs;
/// <summary>
/// We attach these to the item so that we only ever have to hit the file system once
/// (this includes the children of the containing folder)
/// </summary>
/// <value>The resolve args.</value>
[IgnoreDataMember]
public ItemResolveArgs ResolveArgs
{
get
{
if (_resolveArgs == null)
{
try
{
_resolveArgs = CreateResolveArgs();
}
catch (IOException ex)
{
Logger.ErrorException("Error creating resolve args for {0}", ex, Path);
IsOffline = true;
throw;
}
}
return _resolveArgs;
}
set
{
_resolveArgs = value;
}
}
/// <summary>
/// Resets the resolve args.
/// </summary>
/// <param name="pathInfo">The path info.</param>
public void ResetResolveArgs(FileSystemInfo pathInfo)
{
ResetResolveArgs(CreateResolveArgs(pathInfo));
}
/// <summary>
/// Resets the resolve args.
/// </summary>
public void ResetResolveArgs()
{
_resolveArgs = null;
}
/// <summary>
/// Resets the resolve args.
/// </summary>
/// <param name="args">The args.</param>
public void ResetResolveArgs(ItemResolveArgs args)
{
_resolveArgs = args;
}
/// <summary>
/// Creates ResolveArgs on demand
/// </summary>
/// <param name="pathInfo">The path info.</param>
/// <returns>ItemResolveArgs.</returns>
/// <exception cref="System.IO.IOException">Unable to retrieve file system info for + path</exception>
protected internal virtual ItemResolveArgs CreateResolveArgs(FileSystemInfo pathInfo = null)
{
var path = Path;
var locationType = LocationType;
if (locationType == LocationType.Remote ||
locationType == LocationType.Virtual)
{
return new ItemResolveArgs(ConfigurationManager.ApplicationPaths, LibraryManager);
}
var isDirectory = false;
if (UseParentPathToCreateResolveArgs)
{
path = System.IO.Path.GetDirectoryName(path);
isDirectory = true;
}
pathInfo = pathInfo ?? (isDirectory ? new DirectoryInfo(path) : FileSystem.GetFileSystemInfo(path));
if (pathInfo == null || !pathInfo.Exists)
{
throw new IOException("Unable to retrieve file system info for " + path);
}
var args = new ItemResolveArgs(ConfigurationManager.ApplicationPaths, LibraryManager)
{
FileInfo = pathInfo,
Path = path,
Parent = Parent
};
// Gather child folder and files
if (args.IsDirectory)
{
var isPhysicalRoot = args.IsPhysicalRoot;
// When resolving the root, we need it's grandchildren (children of user views)
var flattenFolderDepth = isPhysicalRoot ? 2 : 0;
var fileSystemDictionary = FileData.GetFilteredFileSystemEntries(args.Path, FileSystem, Logger, args, flattenFolderDepth: flattenFolderDepth, resolveShortcuts: isPhysicalRoot || args.IsVf);
// Need to remove subpaths that may have been resolved from shortcuts
// Example: if \\server\movies exists, then strip out \\server\movies\action
if (isPhysicalRoot)
{
var paths = LibraryManager.NormalizeRootPathList(fileSystemDictionary.Keys);
fileSystemDictionary = paths.Select(i => (FileSystemInfo)new DirectoryInfo(i)).ToDictionary(i => i.FullName);
}
args.FileSystemDictionary = fileSystemDictionary;
}
//update our dates
EntityResolutionHelper.EnsureDates(FileSystem, this, args, false);
IsOffline = false;
return args;
}
/// <summary>
/// Some subclasses will stop resolving at a directory and point their Path to a file within. This will help ensure the on-demand resolve args are identical to the
/// original ones.
/// </summary>
/// <value><c>true</c> if [use parent path to create resolve args]; otherwise, <c>false</c>.</value>
[IgnoreDataMember]
protected virtual bool UseParentPathToCreateResolveArgs
{
get
{
return false;
}
}
/// <summary>
/// Gets or sets the name of the forced sort.
/// </summary>
/// <value>The name of the forced sort.</value>
public string ForcedSortName { get; set; }
private string _sortName;
/// <summary>
/// Gets or sets the name of the sort.
/// </summary>
/// <value>The name of the sort.</value>
[IgnoreDataMember]
public string SortName
{
get
{
if (!string.IsNullOrEmpty(ForcedSortName))
{
return ForcedSortName;
}
return _sortName ?? (_sortName = CreateSortName());
}
}
/// <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
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 sortable;
}
/// <summary>
/// Gets or sets the parent.
/// </summary>
/// <value>The parent.</value>
[IgnoreDataMember]
public Folder Parent { get; set; }
[IgnoreDataMember]
public IEnumerable<Folder> Parents
{
get
{
var parent = Parent;
while (parent != null)
{
yield return parent;
parent = parent.Parent;
}
}
}
/// <summary>
/// When the item first debuted. For movies this could be premiere date, episodes would be first aired
/// </summary>
/// <value>The premiere date.</value>
public DateTime? PremiereDate { get; set; }
/// <summary>
/// Gets or sets the end date.
/// </summary>
/// <value>The end date.</value>
public DateTime? EndDate { get; set; }
/// <summary>
/// Gets or sets the display type of the media.
/// </summary>
/// <value>The display type of the media.</value>
public string DisplayMediaType { get; set; }
/// <summary>
/// Gets or sets the backdrop image paths.
/// </summary>
/// <value>The backdrop image paths.</value>
public List<string> BackdropImagePaths { get; set; }
/// <summary>
/// Gets or sets the backdrop image sources.
/// </summary>
/// <value>The backdrop image sources.</value>
public List<ImageSourceInfo> ImageSources { get; set; }
/// <summary>
/// Gets or sets the official rating.
/// </summary>
/// <value>The official rating.</value>
public string OfficialRating { get; set; }
/// <summary>
/// Gets or sets the official rating description.
/// </summary>
/// <value>The official rating description.</value>
public string OfficialRatingDescription { get; set; }
/// <summary>
/// Gets or sets the custom rating.
/// </summary>
/// <value>The custom rating.</value>
public string CustomRating { get; set; }
/// <summary>
/// Gets or sets the overview.
/// </summary>
/// <value>The overview.</value>
public string Overview { get; set; }
/// <summary>
/// Gets or sets the people.
/// </summary>
/// <value>The people.</value>
public List<PersonInfo> People { get; set; }
/// <summary>
/// Gets or sets the studios.
/// </summary>
/// <value>The studios.</value>
public List<string> Studios { get; set; }
/// <summary>
/// Gets or sets the genres.
/// </summary>
/// <value>The genres.</value>
public List<string> Genres { get; set; }
/// <summary>
/// Gets or sets the home page URL.
/// </summary>
/// <value>The home page URL.</value>
public string HomePageUrl { get; set; }
/// <summary>
/// Gets or sets the community rating.
/// </summary>
/// <value>The community rating.</value>
public float? CommunityRating { get; set; }
/// <summary>
/// Gets or sets the community rating vote count.
/// </summary>
/// <value>The community rating vote count.</value>
public int? VoteCount { get; set; }
/// <summary>
/// Gets or sets the run time ticks.
/// </summary>
/// <value>The run time ticks.</value>
public long? RunTimeTicks { get; set; }
/// <summary>
/// Gets or sets the original run time ticks.
/// </summary>
/// <value>The original run time ticks.</value>
public long? OriginalRunTimeTicks { get; set; }
/// <summary>
/// Gets or sets the production year.
/// </summary>
/// <value>The production year.</value>
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>
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>
public int? ParentIndexNumber { get; set; }
[IgnoreDataMember]
public virtual string OfficialRatingForComparison
{
get { return OfficialRating; }
}
[IgnoreDataMember]
public virtual string CustomRatingForComparison
{
get { return CustomRating; }
}
/// <summary>
/// Loads local trailers from the file system
/// </summary>
/// <returns>List{Video}.</returns>
private IEnumerable<Trailer> LoadLocalTrailers()
{
ItemResolveArgs resolveArgs;
try
{
resolveArgs = ResolveArgs;
if (!resolveArgs.IsDirectory)
{
return new List<Trailer>();
}
}
catch (IOException ex)
{
Logger.ErrorException("Error getting ResolveArgs for {0}", ex, Path);
return new List<Trailer>();
}
var files = new List<FileSystemInfo>();
var folder = resolveArgs.GetFileSystemEntryByName(TrailerFolderName);
// Path doesn't exist. No biggie
if (folder != null)
{
try
{
files.AddRange(new DirectoryInfo(folder.FullName).EnumerateFiles());
}
catch (IOException ex)
{
Logger.ErrorException("Error loading trailers for {0}", ex, Name);
}
}
// Support xbmc trailers (-trailer suffix on video file names)
files.AddRange(resolveArgs.FileSystemChildren.Where(i =>
{
try
{
if ((i.Attributes & FileAttributes.Directory) != FileAttributes.Directory)
{
if (System.IO.Path.GetFileNameWithoutExtension(i.Name).EndsWith(XbmcTrailerFileSuffix, StringComparison.OrdinalIgnoreCase) && !string.Equals(Path, i.FullName, StringComparison.OrdinalIgnoreCase))
{
return true;
}
}
}
catch (IOException ex)
{
Logger.ErrorException("Error accessing path {0}", ex, i.FullName);
}
return false;
}));
return LibraryManager.ResolvePaths<Trailer>(files, null).Select(video =>
{
// Try to retrieve it from the db. If we don't find it, use the resolved version
var dbItem = LibraryManager.GetItemById(video.Id) as Trailer;
if (dbItem != null)
{
dbItem.ResetResolveArgs(video.ResolveArgs);
video = dbItem;
}
return video;
}).ToList();
}
/// <summary>
/// Loads the theme songs.
/// </summary>
/// <returns>List{Audio.Audio}.</returns>
private IEnumerable<Audio.Audio> LoadThemeSongs()
{
ItemResolveArgs resolveArgs;
try
{
resolveArgs = ResolveArgs;
if (!resolveArgs.IsDirectory)
{
return new List<Audio.Audio>();
}
}
catch (IOException ex)
{
Logger.ErrorException("Error getting ResolveArgs for {0}", ex, Path);
return new List<Audio.Audio>();
}
var files = new List<FileSystemInfo>();
var folder = resolveArgs.GetFileSystemEntryByName(ThemeSongsFolderName);
// Path doesn't exist. No biggie
if (folder != null)
{
try
{
files.AddRange(new DirectoryInfo(folder.FullName).EnumerateFiles());
}
catch (IOException ex)
{
Logger.ErrorException("Error loading theme songs for {0}", ex, Name);
}
}
// Support plex/xbmc convention
files.AddRange(resolveArgs.FileSystemChildren
.Where(i => string.Equals(System.IO.Path.GetFileNameWithoutExtension(i.Name), ThemeSongFilename, StringComparison.OrdinalIgnoreCase) && EntityResolutionHelper.IsAudioFile(i.Name))
);
return LibraryManager.ResolvePaths<Audio.Audio>(files, null).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)
{
dbItem.ResetResolveArgs(audio.ResolveArgs);
audio = dbItem;
}
return audio;
}).ToList();
}
/// <summary>
/// Loads the video backdrops.
/// </summary>
/// <returns>List{Video}.</returns>
private IEnumerable<Video> LoadThemeVideos()
{
ItemResolveArgs resolveArgs;
try
{
resolveArgs = ResolveArgs;
if (!resolveArgs.IsDirectory)
{
return new List<Video>();
}
}
catch (IOException ex)
{
Logger.ErrorException("Error getting ResolveArgs for {0}", ex, Path);
return new List<Video>();
}
var folder = resolveArgs.GetFileSystemEntryByName(ThemeVideosFolderName);
// Path doesn't exist. No biggie
if (folder == null)
{
return new List<Video>();
}
IEnumerable<FileSystemInfo> files;
try
{
files = new DirectoryInfo(folder.FullName).EnumerateFiles();
}
catch (IOException ex)
{
Logger.ErrorException("Error loading video backdrops for {0}", ex, Name);
return new List<Video>();
}
return LibraryManager.ResolvePaths<Video>(files, null).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)
{
dbItem.ResetResolveArgs(item.ResolveArgs);
item = dbItem;
}
return item;
}).ToList();
}
/// <summary>
/// Overrides the base implementation to refresh metadata for local trailers
/// </summary>
/// <param name="cancellationToken">The cancellation token.</param>
/// <param name="forceSave">if set to <c>true</c> [is new item].</param>
/// <param name="forceRefresh">if set to <c>true</c> [force].</param>
/// <param name="allowSlowProviders">if set to <c>true</c> [allow slow providers].</param>
/// <param name="resetResolveArgs">if set to <c>true</c> [reset resolve args].</param>
/// <returns>true if a provider reports we changed</returns>
public virtual async Task<bool> RefreshMetadata(CancellationToken cancellationToken, bool forceSave = false, bool forceRefresh = false, bool allowSlowProviders = true, bool resetResolveArgs = true)
{
if (resetResolveArgs)
{
// Reload this
ResetResolveArgs();
}
// Refresh for the item
var itemRefreshTask = ProviderManager.ExecuteMetadataProviders(this, cancellationToken, forceRefresh, allowSlowProviders);
cancellationToken.ThrowIfCancellationRequested();
var themeSongsChanged = false;
var themeVideosChanged = false;
var localTrailersChanged = false;
if (LocationType == LocationType.FileSystem && Parent != null)
{
var hasThemeMedia = this as IHasThemeMedia;
if (hasThemeMedia != null)
{
themeSongsChanged = await RefreshThemeSongs(hasThemeMedia, cancellationToken, forceSave, forceRefresh, allowSlowProviders).ConfigureAwait(false);
themeVideosChanged = await RefreshThemeVideos(hasThemeMedia, cancellationToken, forceSave, forceRefresh, allowSlowProviders).ConfigureAwait(false);
}
var hasTrailers = this as IHasTrailers;
if (hasTrailers != null)
{
localTrailersChanged = await RefreshLocalTrailers(hasTrailers, cancellationToken, forceSave, forceRefresh, allowSlowProviders).ConfigureAwait(false);
}
}
cancellationToken.ThrowIfCancellationRequested();
// Get the result from the item task
var updateReason = await itemRefreshTask.ConfigureAwait(false);
var changed = updateReason.HasValue;
if (changed || forceSave || themeSongsChanged || themeVideosChanged || localTrailersChanged)
{
cancellationToken.ThrowIfCancellationRequested();
await LibraryManager.UpdateItem(this, updateReason ?? ItemUpdateType.Unspecified, cancellationToken).ConfigureAwait(false);
}
return changed;
}
private async Task<bool> RefreshLocalTrailers(IHasTrailers item, CancellationToken cancellationToken, bool forceSave = false, bool forceRefresh = false, bool allowSlowProviders = true)
{
var newItems = LoadLocalTrailers().ToList();
var newItemIds = newItems.Select(i => i.Id).ToList();
var itemsChanged = !item.LocalTrailerIds.SequenceEqual(newItemIds);
var tasks = newItems.Select(i => i.RefreshMetadata(cancellationToken, forceSave, forceRefresh, allowSlowProviders, resetResolveArgs: false));
var results = await Task.WhenAll(tasks).ConfigureAwait(false);
item.LocalTrailerIds = newItemIds;
return itemsChanged || results.Contains(true);
}
private async Task<bool> RefreshThemeVideos(IHasThemeMedia item, CancellationToken cancellationToken, bool forceSave = false, bool forceRefresh = false, bool allowSlowProviders = true)
{
var newThemeVideos = LoadThemeVideos().ToList();
var newThemeVideoIds = newThemeVideos.Select(i => i.Id).ToList();
var themeVideosChanged = !item.ThemeVideoIds.SequenceEqual(newThemeVideoIds);
var tasks = newThemeVideos.Select(i => i.RefreshMetadata(cancellationToken, forceSave, forceRefresh, allowSlowProviders, resetResolveArgs: false));
var results = await Task.WhenAll(tasks).ConfigureAwait(false);
item.ThemeVideoIds = newThemeVideoIds;
return themeVideosChanged || results.Contains(true);
}
/// <summary>
/// Refreshes the theme songs.
/// </summary>
private async Task<bool> RefreshThemeSongs(IHasThemeMedia item, CancellationToken cancellationToken, bool forceSave = false, bool forceRefresh = false, bool allowSlowProviders = true)
{
var newThemeSongs = LoadThemeSongs().ToList();
var newThemeSongIds = newThemeSongs.Select(i => i.Id).ToList();
var themeSongsChanged = !item.ThemeSongIds.SequenceEqual(newThemeSongIds);
var tasks = newThemeSongs.Select(i => i.RefreshMetadata(cancellationToken, forceSave, forceRefresh, allowSlowProviders, resetResolveArgs: false));
var results = await Task.WhenAll(tasks).ConfigureAwait(false);
item.ThemeSongIds = newThemeSongIds;
return themeSongsChanged || results.Contains(true);
}
/// <summary>
/// Gets or sets the provider ids.
/// </summary>
/// <value>The provider ids.</value>
public Dictionary<string, string> ProviderIds { get; set; }
/// <summary>
/// Override this to false if class should be ignored for indexing purposes
/// </summary>
/// <value><c>true</c> if [include in index]; otherwise, <c>false</c>.</value>
[IgnoreDataMember]
public virtual bool IncludeInIndex
{
get { return true; }
}
/// <summary>
/// Override this to true if class should be grouped under a container in indicies
/// The container class should be defined via IndexContainer
/// </summary>
/// <value><c>true</c> if [group in index]; otherwise, <c>false</c>.</value>
[IgnoreDataMember]
public virtual bool GroupInIndex
{
get { return false; }
}
/// <summary>
/// Override this to return the folder that should be used to construct a container
/// for this item in an index. GroupInIndex should be true as well.
/// </summary>
/// <value>The index container.</value>
[IgnoreDataMember]
public virtual Folder IndexContainer
{
get { return null; }
}
/// <summary>
/// Gets the user data key.
/// </summary>
/// <returns>System.String.</returns>
public virtual string GetUserDataKey()
{
return Id.ToString();
}
/// <summary>
/// Gets the preferred metadata language.
/// </summary>
/// <returns>System.String.</returns>
public string GetPreferredMetadataLanguage()
{
string lang = null;
var hasLang = this as IHasPreferredMetadataLanguage;
if (hasLang != null)
{
lang = hasLang.PreferredMetadataLanguage;
}
if (string.IsNullOrEmpty(lang))
{
lang = Parents.OfType<IHasPreferredMetadataLanguage>()
.Select(i => i.PreferredMetadataLanguage)
.FirstOrDefault(i => !string.IsNullOrEmpty(i));
}
if (string.IsNullOrEmpty(lang))
{
lang = ConfigurationManager.Configuration.PreferredMetadataLanguage;
}
return lang;
}
/// <summary>
/// Gets the preferred metadata language.
/// </summary>
/// <returns>System.String.</returns>
public string GetPreferredMetadataCountryCode()
{
string lang = null;
var hasLang = this as IHasPreferredMetadataLanguage;
if (hasLang != null)
{
lang = hasLang.PreferredMetadataCountryCode;
}
if (string.IsNullOrEmpty(lang))
{
lang = Parents.OfType<IHasPreferredMetadataLanguage>()
.Select(i => i.PreferredMetadataCountryCode)
.FirstOrDefault(i => !string.IsNullOrEmpty(i));
}
if (string.IsNullOrEmpty(lang))
{
lang = ConfigurationManager.Configuration.MetadataCountryCode;
}
return lang;
}
public virtual bool IsSaveLocalMetadataEnabled()
{
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");
}
var maxAllowedRating = user.Configuration.MaxParentalRating;
if (maxAllowedRating == null)
{
return true;
}
var rating = CustomRatingForComparison;
if (string.IsNullOrEmpty(rating))
{
rating = OfficialRatingForComparison;
}
if (string.IsNullOrEmpty(rating))
{
return !GetBlockUnratedValue(user.Configuration);
}
var value = LocalizationManager.GetRatingLevel(rating);
// Could not determine the integer value
if (!value.HasValue)
{
return true;
}
return value.Value <= maxAllowedRating.Value;
}
/// <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(UserConfiguration config)
{
return config.BlockNotRated;
}
/// <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);
}
/// <summary>
/// Finds the particular item by searching through our parents and, if not found there, loading from repo
/// </summary>
/// <param name="id">The id.</param>
/// <returns>BaseItem.</returns>
/// <exception cref="System.ArgumentException"></exception>
protected BaseItem FindParentItem(Guid id)
{
if (id == Guid.Empty)
{
throw new ArgumentException();
}
var parent = Parent;
while (parent != null && !parent.IsRoot)
{
if (parent.Id == id) return parent;
parent = parent.Parent;
}
return null;
}
/// <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;
}
}
/// <summary>
/// Determine if we have changed vs the passed in copy
/// </summary>
/// <param name="copy">The copy.</param>
/// <returns><c>true</c> if the specified copy has changed; otherwise, <c>false</c>.</returns>
/// <exception cref="System.ArgumentNullException"></exception>
public virtual bool HasChanged(BaseItem copy)
{
if (copy == null)
{
throw new ArgumentNullException();
}
if (IsInMixedFolder != copy.IsInMixedFolder)
{
Logger.Debug(Name + " changed due to different value for IsInMixedFolder.");
return true;
}
var changed = copy.DateModified != DateModified;
if (changed)
{
Logger.Debug(Name + " changed - original creation: " + DateCreated + " new creation: " + copy.DateCreated + " original modified: " + DateModified + " new modified: " + copy.DateModified);
}
return changed;
}
public virtual string GetClientTypeName()
{
return GetType().Name;
}
/// <summary>
/// Determines if the item is considered new based on user settings
/// </summary>
/// <returns><c>true</c> if [is recently added] [the specified user]; otherwise, <c>false</c>.</returns>
/// <exception cref="System.ArgumentNullException"></exception>
public bool IsRecentlyAdded()
{
return (DateTime.UtcNow - DateCreated).TotalDays < ConfigurationManager.Configuration.RecentItemDays;
}
/// <summary>
/// Adds a person to the item
/// </summary>
/// <param name="person">The person.</param>
/// <exception cref="System.ArgumentNullException"></exception>
public void AddPerson(PersonInfo person)
{
if (person == null)
{
throw new ArgumentNullException("person");
}
if (string.IsNullOrWhiteSpace(person.Name))
{
throw new ArgumentNullException();
}
// Normalize
if (string.Equals(person.Role, PersonType.GuestStar, StringComparison.OrdinalIgnoreCase))
{
person.Type = PersonType.GuestStar;
}
else if (string.Equals(person.Role, PersonType.Director, StringComparison.OrdinalIgnoreCase))
{
person.Type = PersonType.Director;
}
else if (string.Equals(person.Role, PersonType.Producer, StringComparison.OrdinalIgnoreCase))
{
person.Type = PersonType.Producer;
}
else if (string.Equals(person.Role, PersonType.Writer, StringComparison.OrdinalIgnoreCase))
{
person.Type = PersonType.Writer;
}
// If the type is GuestStar and there's already an Actor entry, then update it to avoid dupes
if (string.Equals(person.Type, PersonType.GuestStar, StringComparison.OrdinalIgnoreCase))
{
var existing = People.FirstOrDefault(p => p.Name.Equals(person.Name, StringComparison.OrdinalIgnoreCase) && p.Type.Equals(PersonType.Actor, StringComparison.OrdinalIgnoreCase));
if (existing != null)
{
existing.Type = PersonType.GuestStar;
existing.SortOrder = person.SortOrder ?? existing.SortOrder;
return;
}
}
if (string.Equals(person.Type, PersonType.Actor, StringComparison.OrdinalIgnoreCase))
{
// If the actor already exists without a role and we have one, fill it in
var existing = People.FirstOrDefault(p => p.Name.Equals(person.Name, StringComparison.OrdinalIgnoreCase) && (p.Type.Equals(PersonType.Actor, StringComparison.OrdinalIgnoreCase) || p.Type.Equals(PersonType.GuestStar, StringComparison.OrdinalIgnoreCase)));
if (existing == null)
{
// Wasn't there - add it
People.Add(person);
}
else
{
// Was there, if no role and we have one - fill it in
if (string.IsNullOrWhiteSpace(existing.Role) && !string.IsNullOrWhiteSpace(person.Role))
{
existing.Role = person.Role;
}
existing.SortOrder = person.SortOrder ?? existing.SortOrder;
}
}
else
{
var existing = People.FirstOrDefault(p =>
string.Equals(p.Name, person.Name, StringComparison.OrdinalIgnoreCase) &&
string.Equals(p.Type, person.Type, StringComparison.OrdinalIgnoreCase));
// Check for dupes based on the combination of Name and Type
if (existing == null)
{
People.Add(person);
}
else
{
existing.SortOrder = person.SortOrder ?? existing.SortOrder;
}
}
}
/// <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="userManager">The user manager.</param>
/// <returns>Task.</returns>
/// <exception cref="System.ArgumentNullException"></exception>
public virtual async Task MarkPlayed(User user, DateTime? datePlayed, IUserDataManager userManager)
{
if (user == null)
{
throw new ArgumentNullException();
}
var key = GetUserDataKey();
var data = userManager.GetUserData(user.Id, key);
if (datePlayed.HasValue)
{
// Incremenet
data.PlayCount++;
}
// Ensure it's at least one
data.PlayCount = Math.Max(data.PlayCount, 1);
data.LastPlayedDate = datePlayed ?? data.LastPlayedDate;
data.Played = true;
await userManager.SaveUserData(user.Id, this, data, UserDataSaveReason.TogglePlayed, CancellationToken.None).ConfigureAwait(false);
}
/// <summary>
/// Marks the unplayed.
/// </summary>
/// <param name="user">The user.</param>
/// <param name="userManager">The user manager.</param>
/// <returns>Task.</returns>
/// <exception cref="System.ArgumentNullException"></exception>
public virtual async Task MarkUnplayed(User user, IUserDataManager userManager)
{
if (user == null)
{
throw new ArgumentNullException();
}
var key = GetUserDataKey();
var data = userManager.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 userManager.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()
{
return RefreshMetadata(CancellationToken.None);
}
/// <summary>
/// Finds a parent of a given type
/// </summary>
/// <typeparam name="T"></typeparam>
/// <returns>``0.</returns>
public T FindParent<T>()
where T : Folder
{
var parent = Parent;
while (parent != null)
{
var result = parent as T;
if (result != null)
{
return result;
}
parent = parent.Parent;
}
return null;
}
/// <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)
{
if (type == ImageType.Backdrop)
{
return BackdropImagePaths.Count > imageIndex;
}
if (type == ImageType.Screenshot)
{
var hasScreenshots = this as IHasScreenshots;
return hasScreenshots != null && hasScreenshots.ScreenshotImagePaths.Count > imageIndex;
}
return !string.IsNullOrEmpty(this.GetImagePath(type));
}
public void SetImagePath(ImageType type, int index, string path)
{
if (type == ImageType.Backdrop)
{
throw new ArgumentException("Backdrops should be accessed using Item.Backdrops");
}
if (type == ImageType.Screenshot)
{
throw new ArgumentException("Screenshots should be accessed using Item.Screenshots");
}
var typeKey = type;
// If it's null remove the key from the dictionary
if (string.IsNullOrEmpty(path))
{
if (Images.ContainsKey(typeKey))
{
Images.Remove(typeKey);
}
}
else
{
Images[typeKey] = path;
}
}
/// <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)
{
if (type == ImageType.Backdrop)
{
if (!index.HasValue)
{
throw new ArgumentException("Please specify a backdrop image index to delete.");
}
var file = BackdropImagePaths[index.Value];
BackdropImagePaths.Remove(file);
RemoveImageSourceForPath(file);
// Delete the source file
DeleteImagePath(file);
}
else if (type == ImageType.Screenshot)
{
if (!index.HasValue)
{
throw new ArgumentException("Please specify a screenshot image index to delete.");
}
var hasScreenshots = (IHasScreenshots)this;
var file = hasScreenshots.ScreenshotImagePaths[index.Value];
hasScreenshots.ScreenshotImagePaths.Remove(file);
// Delete the source file
DeleteImagePath(file);
}
else
{
// Delete the source file
DeleteImagePath(this.GetImagePath(type));
// Remove it from the item
this.SetImagePath(type, null);
}
// Refresh metadata
// Need to disable slow providers or the image might get re-downloaded
return RefreshMetadata(CancellationToken.None, forceSave: true, allowSlowProviders: false);
}
/// <summary>
/// Deletes the image path.
/// </summary>
/// <param name="path">The path.</param>
private void DeleteImagePath(string path)
{
var currentFile = new FileInfo(path);
// This will fail if the file is hidden
if (currentFile.Exists)
{
if ((currentFile.Attributes & FileAttributes.Hidden) == FileAttributes.Hidden)
{
currentFile.Attributes &= ~FileAttributes.Hidden;
}
currentFile.Delete();
}
}
/// <summary>
/// Validates that images within the item are still on the file system
/// </summary>
public void ValidateImages()
{
// Only validate paths from the same directory - need to copy to a list because we are going to potentially modify the collection below
var deletedKeys = Images
.Where(image => !File.Exists(image.Value))
.Select(i => i.Key)
.ToList();
// Now remove them from the dictionary
foreach (var key in deletedKeys)
{
Images.Remove(key);
}
}
/// <summary>
/// Validates that backdrops within the item are still on the file system
/// </summary>
public void ValidateBackdrops()
{
// Only validate paths from the same directory - need to copy to a list because we are going to potentially modify the collection below
var deletedImages = BackdropImagePaths
.Where(path => !File.Exists(path))
.ToList();
// Now remove them from the dictionary
foreach (var path in deletedImages)
{
BackdropImagePaths.Remove(path);
RemoveImageSourceForPath(path);
}
}
/// <summary>
/// Adds the image source.
/// </summary>
/// <param name="path">The path.</param>
/// <param name="url">The URL.</param>
public void AddImageSource(string path, string url)
{
RemoveImageSourceForPath(path);
var pathMd5 = path.ToLower().GetMD5();
ImageSources.Add(new ImageSourceInfo
{
ImagePathMD5 = pathMd5,
ImageUrlMD5 = url.ToLower().GetMD5()
});
}
/// <summary>
/// Gets the image source info.
/// </summary>
/// <param name="path">The path.</param>
/// <returns>ImageSourceInfo.</returns>
public ImageSourceInfo GetImageSourceInfo(string path)
{
if (ImageSources.Count == 0)
{
return null;
}
var pathMd5 = path.ToLower().GetMD5();
return ImageSources.FirstOrDefault(i => i.ImagePathMD5 == pathMd5);
}
/// <summary>
/// Removes the image source for path.
/// </summary>
/// <param name="path">The path.</param>
public void RemoveImageSourceForPath(string path)
{
if (ImageSources.Count == 0)
{
return;
}
var pathMd5 = path.ToLower().GetMD5();
// Remove existing
foreach (var entry in ImageSources
.Where(i => i.ImagePathMD5 == pathMd5)
.ToList())
{
ImageSources.Remove(entry);
}
}
/// <summary>
/// Determines whether [contains image with source URL] [the specified URL].
/// </summary>
/// <param name="url">The URL.</param>
/// <returns><c>true</c> if [contains image with source URL] [the specified URL]; otherwise, <c>false</c>.</returns>
public bool ContainsImageWithSourceUrl(string url)
{
if (ImageSources.Count == 0)
{
return false;
}
var md5 = url.ToLower().GetMD5();
return ImageSources.Any(i => i.ImageUrlMD5 == md5);
}
/// <summary>
/// Validates the screenshots.
/// </summary>
public void ValidateScreenshots()
{
var hasScreenshots = (IHasScreenshots)this;
// Only validate paths from the same directory - need to copy to a list because we are going to potentially modify the collection below
var deletedImages = hasScreenshots.ScreenshotImagePaths
.Where(path => !File.Exists(path))
.ToList();
// Now remove them from the dictionary
foreach (var path in deletedImages)
{
hasScreenshots.ScreenshotImagePaths.Remove(path);
}
}
/// <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)
{
if (imageType == ImageType.Backdrop)
{
return BackdropImagePaths.Count > imageIndex ? BackdropImagePaths[imageIndex] : null;
}
if (imageType == ImageType.Screenshot)
{
var hasScreenshots = (IHasScreenshots)this;
return hasScreenshots.ScreenshotImagePaths.Count > imageIndex ? hasScreenshots.ScreenshotImagePaths[imageIndex] : null;
}
if (imageType == ImageType.Chapter)
{
return ItemRepository.GetChapter(Id, imageIndex).ImagePath;
}
string val;
Images.TryGetValue(imageType, out val);
return val;
}
/// <summary>
/// Gets the image date modified.
/// </summary>
/// <param name="imagePath">The image path.</param>
/// <returns>DateTime.</returns>
/// <exception cref="System.ArgumentNullException">item</exception>
public DateTime GetImageDateModified(string imagePath)
{
if (string.IsNullOrEmpty(imagePath))
{
throw new ArgumentNullException("imagePath");
}
var locationType = LocationType;
if (locationType == LocationType.Remote ||
locationType == LocationType.Virtual)
{
return FileSystem.GetLastWriteTimeUtc(imagePath);
}
var metaFileEntry = ResolveArgs.GetMetaFileByPath(imagePath);
// If we didn't the metafile entry, check the Season
if (metaFileEntry == null)
{
if (Parent != null)
{
metaFileEntry = Parent.ResolveArgs.GetMetaFileByPath(imagePath);
}
}
// See if we can avoid a file system lookup by looking for the file in ResolveArgs
return metaFileEntry == null ? FileSystem.GetLastWriteTimeUtc(imagePath) : FileSystem.GetLastWriteTimeUtc(metaFileEntry);
}
/// <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 Task SwapImages(ImageType type, int index1, int index2)
{
if (type != ImageType.Screenshot && type != ImageType.Backdrop)
{
throw new ArgumentException("The change index operation is only applicable to backdrops and screenshots");
}
var file1 = GetImagePath(type, index1);
var file2 = GetImagePath(type, index2);
FileSystem.SwapFiles(file1, file2);
// Directory watchers should repeat this, but do a quick refresh first
return RefreshMetadata(CancellationToken.None, forceSave: true, allowSlowProviders: false);
}
public virtual bool IsPlayed(User user)
{
var userdata = UserDataManager.GetUserData(user.Id, GetUserDataKey());
return userdata != null && userdata.Played;
}
public virtual bool IsUnplayed(User user)
{
var userdata = UserDataManager.GetUserData(user.Id, GetUserDataKey());
return userdata == null || !userdata.Played;
}
}
}