You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
1078 lines
39 KiB
1078 lines
39 KiB
using MediaBrowser.Common.Extensions;
|
|
using MediaBrowser.Common.Progress;
|
|
using MediaBrowser.Controller.Entities.TV;
|
|
using MediaBrowser.Controller.IO;
|
|
using MediaBrowser.Controller.Library;
|
|
using MediaBrowser.Controller.Localization;
|
|
using MediaBrowser.Controller.Providers;
|
|
using MediaBrowser.Controller.Resolvers;
|
|
using MediaBrowser.Model.Entities;
|
|
using MoreLinq;
|
|
using System;
|
|
using System.Collections;
|
|
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 Folder
|
|
/// </summary>
|
|
public class Folder : BaseItem, IHasThemeMedia
|
|
{
|
|
public static IUserManager UserManager { get; set; }
|
|
|
|
public List<Guid> ThemeSongIds { get; set; }
|
|
public List<Guid> ThemeVideoIds { get; set; }
|
|
|
|
public Folder()
|
|
{
|
|
LinkedChildren = new List<LinkedChild>();
|
|
|
|
ThemeSongIds = new List<Guid>();
|
|
ThemeVideoIds = new List<Guid>();
|
|
}
|
|
|
|
/// <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 override bool IsFolder
|
|
{
|
|
get
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets a value indicating whether this instance is physical root.
|
|
/// </summary>
|
|
/// <value><c>true</c> if this instance is physical root; otherwise, <c>false</c>.</value>
|
|
public bool IsPhysicalRoot { get; set; }
|
|
/// <summary>
|
|
/// Gets or sets a value indicating whether this instance is root.
|
|
/// </summary>
|
|
/// <value><c>true</c> if this instance is root; otherwise, <c>false</c>.</value>
|
|
public bool IsRoot { get; set; }
|
|
|
|
/// <summary>
|
|
/// Gets a value indicating whether this instance is virtual folder.
|
|
/// </summary>
|
|
/// <value><c>true</c> if this instance is virtual folder; otherwise, <c>false</c>.</value>
|
|
[IgnoreDataMember]
|
|
public virtual bool IsVirtualFolder
|
|
{
|
|
get
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
public virtual List<LinkedChild> LinkedChildren { get; set; }
|
|
|
|
protected virtual bool SupportsShortcutChildren
|
|
{
|
|
get { return true; }
|
|
}
|
|
|
|
/// <summary>
|
|
/// Adds the child.
|
|
/// </summary>
|
|
/// <param name="item">The item.</param>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <returns>Task.</returns>
|
|
/// <exception cref="System.InvalidOperationException">Unable to add + item.Name</exception>
|
|
public async Task AddChild(BaseItem item, CancellationToken cancellationToken)
|
|
{
|
|
item.Parent = this;
|
|
|
|
if (item.Id == Guid.Empty)
|
|
{
|
|
item.Id = item.Path.GetMBId(item.GetType());
|
|
}
|
|
|
|
if (ActualChildren.Any(i => i.Id == item.Id))
|
|
{
|
|
throw new ArgumentException(string.Format("A child with the Id {0} already exists.", item.Id));
|
|
}
|
|
|
|
if (item.DateCreated == DateTime.MinValue)
|
|
{
|
|
item.DateCreated = DateTime.UtcNow;
|
|
}
|
|
if (item.DateModified == DateTime.MinValue)
|
|
{
|
|
item.DateModified = DateTime.UtcNow;
|
|
}
|
|
|
|
AddChildInternal(item);
|
|
|
|
await LibraryManager.CreateItem(item, cancellationToken).ConfigureAwait(false);
|
|
|
|
await ItemRepository.SaveChildren(Id, ActualChildren.Select(i => i.Id).ToList(), cancellationToken).ConfigureAwait(false);
|
|
}
|
|
|
|
protected void AddChildrenInternal(IEnumerable<BaseItem> children)
|
|
{
|
|
lock (_childrenSyncLock)
|
|
{
|
|
var newChildren = ActualChildren.ToList();
|
|
newChildren.AddRange(children);
|
|
_children = newChildren;
|
|
}
|
|
}
|
|
protected void AddChildInternal(BaseItem child)
|
|
{
|
|
lock (_childrenSyncLock)
|
|
{
|
|
var newChildren = ActualChildren.ToList();
|
|
newChildren.Add(child);
|
|
_children = newChildren;
|
|
}
|
|
}
|
|
|
|
protected void RemoveChildrenInternal(IEnumerable<BaseItem> children)
|
|
{
|
|
lock (_childrenSyncLock)
|
|
{
|
|
_children = ActualChildren.Except(children).ToList();
|
|
}
|
|
}
|
|
|
|
protected void ClearChildrenInternal()
|
|
{
|
|
lock (_childrenSyncLock)
|
|
{
|
|
_children = new List<BaseItem>();
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Never want folders to be blocked by "BlockNotRated"
|
|
/// </summary>
|
|
[IgnoreDataMember]
|
|
public override string OfficialRatingForComparison
|
|
{
|
|
get
|
|
{
|
|
if (this is Series)
|
|
{
|
|
return base.OfficialRatingForComparison;
|
|
}
|
|
|
|
return !string.IsNullOrEmpty(base.OfficialRatingForComparison) ? base.OfficialRatingForComparison : "None";
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Removes the child.
|
|
/// </summary>
|
|
/// <param name="item">The item.</param>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <returns>Task.</returns>
|
|
/// <exception cref="System.InvalidOperationException">Unable to remove + item.Name</exception>
|
|
public Task RemoveChild(BaseItem item, CancellationToken cancellationToken)
|
|
{
|
|
RemoveChildrenInternal(new[] { item });
|
|
|
|
item.Parent = null;
|
|
|
|
LibraryManager.ReportItemRemoved(item);
|
|
|
|
return ItemRepository.SaveChildren(Id, ActualChildren.Select(i => i.Id).ToList(), cancellationToken);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Clears the children.
|
|
/// </summary>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <returns>Task.</returns>
|
|
public Task ClearChildren(CancellationToken cancellationToken)
|
|
{
|
|
var items = ActualChildren.ToList();
|
|
|
|
ClearChildrenInternal();
|
|
|
|
foreach (var item in items)
|
|
{
|
|
LibraryManager.ReportItemRemoved(item);
|
|
}
|
|
|
|
return ItemRepository.SaveChildren(Id, ActualChildren.Select(i => i.Id).ToList(), cancellationToken);
|
|
}
|
|
|
|
#region Indexing
|
|
|
|
/// <summary>
|
|
/// Returns the valid set of index by options for this folder type.
|
|
/// Override or extend to modify.
|
|
/// </summary>
|
|
/// <returns>Dictionary{System.StringFunc{UserIEnumerable{BaseItem}}}.</returns>
|
|
protected virtual IEnumerable<string> GetIndexByOptions()
|
|
{
|
|
return new List<string> {
|
|
{LocalizedStrings.Instance.GetString("NoneDispPref")},
|
|
{LocalizedStrings.Instance.GetString("PerformerDispPref")},
|
|
{LocalizedStrings.Instance.GetString("GenreDispPref")},
|
|
{LocalizedStrings.Instance.GetString("DirectorDispPref")},
|
|
{LocalizedStrings.Instance.GetString("YearDispPref")},
|
|
//{LocalizedStrings.Instance.GetString("OfficialRatingDispPref"), null},
|
|
{LocalizedStrings.Instance.GetString("StudioDispPref")}
|
|
};
|
|
|
|
}
|
|
|
|
/// <summary>
|
|
/// Get the list of indexy by choices for this folder (localized).
|
|
/// </summary>
|
|
/// <value>The index by option strings.</value>
|
|
[IgnoreDataMember]
|
|
public IEnumerable<string> IndexByOptionStrings
|
|
{
|
|
get { return GetIndexByOptions(); }
|
|
}
|
|
|
|
#endregion
|
|
|
|
/// <summary>
|
|
/// The children
|
|
/// </summary>
|
|
private IReadOnlyList<BaseItem> _children;
|
|
/// <summary>
|
|
/// The _children sync lock
|
|
/// </summary>
|
|
private readonly object _childrenSyncLock = new object();
|
|
/// <summary>
|
|
/// Gets or sets the actual children.
|
|
/// </summary>
|
|
/// <value>The actual children.</value>
|
|
protected virtual IEnumerable<BaseItem> ActualChildren
|
|
{
|
|
get
|
|
{
|
|
return _children ?? (_children = LoadChildrenInternal());
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// thread-safe access to the actual children of this folder - without regard to user
|
|
/// </summary>
|
|
/// <value>The children.</value>
|
|
[IgnoreDataMember]
|
|
public IEnumerable<BaseItem> Children
|
|
{
|
|
get { return ActualChildren; }
|
|
}
|
|
|
|
/// <summary>
|
|
/// thread-safe access to all recursive children of this folder - without regard to user
|
|
/// </summary>
|
|
/// <value>The recursive children.</value>
|
|
[IgnoreDataMember]
|
|
public IEnumerable<BaseItem> RecursiveChildren
|
|
{
|
|
get { return GetRecursiveChildren(); }
|
|
}
|
|
|
|
private List<BaseItem> LoadChildrenInternal()
|
|
{
|
|
return LoadChildren().ToList();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Loads our children. Validation will occur externally.
|
|
/// We want this sychronous.
|
|
/// </summary>
|
|
protected virtual IEnumerable<BaseItem> LoadChildren()
|
|
{
|
|
//just load our children from the repo - the library will be validated and maintained in other processes
|
|
return GetCachedChildren();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets the current validation cancellation token source.
|
|
/// </summary>
|
|
/// <value>The current validation cancellation token source.</value>
|
|
private CancellationTokenSource CurrentValidationCancellationTokenSource { get; set; }
|
|
|
|
/// <summary>
|
|
/// Validates that the children of the folder still exist
|
|
/// </summary>
|
|
/// <param name="progress">The progress.</param>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <param name="recursive">if set to <c>true</c> [recursive].</param>
|
|
/// <param name="forceRefreshMetadata">if set to <c>true</c> [force refresh metadata].</param>
|
|
/// <returns>Task.</returns>
|
|
public async Task ValidateChildren(IProgress<double> progress, CancellationToken cancellationToken, bool? recursive = null, bool forceRefreshMetadata = false)
|
|
{
|
|
cancellationToken.ThrowIfCancellationRequested();
|
|
|
|
// Cancel the current validation, if any
|
|
if (CurrentValidationCancellationTokenSource != null)
|
|
{
|
|
CurrentValidationCancellationTokenSource.Cancel();
|
|
}
|
|
|
|
// Create an inner cancellation token. This can cancel all validations from this level on down,
|
|
// but nothing above this
|
|
var innerCancellationTokenSource = new CancellationTokenSource();
|
|
|
|
try
|
|
{
|
|
CurrentValidationCancellationTokenSource = innerCancellationTokenSource;
|
|
|
|
var linkedCancellationTokenSource = CancellationTokenSource.CreateLinkedTokenSource(innerCancellationTokenSource.Token, cancellationToken);
|
|
|
|
await ValidateChildrenInternal(progress, linkedCancellationTokenSource.Token, recursive, forceRefreshMetadata).ConfigureAwait(false);
|
|
}
|
|
catch (OperationCanceledException ex)
|
|
{
|
|
Logger.Info("ValidateChildren cancelled for " + Name);
|
|
|
|
// If the outer cancelletion token in the cause for the cancellation, throw it
|
|
if (cancellationToken.IsCancellationRequested && ex.CancellationToken == cancellationToken)
|
|
{
|
|
throw;
|
|
}
|
|
}
|
|
finally
|
|
{
|
|
// Null out the token source
|
|
if (CurrentValidationCancellationTokenSource == innerCancellationTokenSource)
|
|
{
|
|
CurrentValidationCancellationTokenSource = null;
|
|
}
|
|
|
|
innerCancellationTokenSource.Dispose();
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Compare our current children (presumably just read from the repo) with the current state of the file system and adjust for any changes
|
|
/// ***Currently does not contain logic to maintain items that are unavailable in the file system***
|
|
/// </summary>
|
|
/// <param name="progress">The progress.</param>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <param name="recursive">if set to <c>true</c> [recursive].</param>
|
|
/// <param name="forceRefreshMetadata">if set to <c>true</c> [force refresh metadata].</param>
|
|
/// <returns>Task.</returns>
|
|
protected async virtual Task ValidateChildrenInternal(IProgress<double> progress, CancellationToken cancellationToken, bool? recursive = null, bool forceRefreshMetadata = false)
|
|
{
|
|
var locationType = LocationType;
|
|
|
|
cancellationToken.ThrowIfCancellationRequested();
|
|
|
|
var validChildren = new List<Tuple<BaseItem, bool>>();
|
|
|
|
if (locationType != LocationType.Remote && locationType != LocationType.Virtual)
|
|
{
|
|
IEnumerable<BaseItem> nonCachedChildren;
|
|
|
|
try
|
|
{
|
|
nonCachedChildren = GetNonCachedChildren();
|
|
}
|
|
catch (IOException ex)
|
|
{
|
|
nonCachedChildren = new BaseItem[] { };
|
|
|
|
Logger.ErrorException("Error getting file system entries for {0}", ex, Path);
|
|
}
|
|
|
|
if (nonCachedChildren == null) return; //nothing to validate
|
|
|
|
progress.Report(5);
|
|
|
|
//build a dictionary of the current children we have now by Id so we can compare quickly and easily
|
|
var currentChildren = ActualChildren.ToDictionary(i => i.Id);
|
|
|
|
//create a list for our validated children
|
|
var newItems = new List<BaseItem>();
|
|
|
|
cancellationToken.ThrowIfCancellationRequested();
|
|
|
|
foreach (var child in nonCachedChildren)
|
|
{
|
|
BaseItem currentChild;
|
|
|
|
if (currentChildren.TryGetValue(child.Id, out currentChild))
|
|
{
|
|
//existing item - check if it has changed
|
|
if (currentChild.HasChanged(child))
|
|
{
|
|
var currentChildLocationType = currentChild.LocationType;
|
|
if (currentChildLocationType != LocationType.Remote &&
|
|
currentChildLocationType != LocationType.Virtual)
|
|
{
|
|
currentChild.DateModified = child.DateModified;
|
|
}
|
|
|
|
currentChild.IsInMixedFolder = child.IsInMixedFolder;
|
|
validChildren.Add(new Tuple<BaseItem, bool>(currentChild, true));
|
|
}
|
|
else
|
|
{
|
|
validChildren.Add(new Tuple<BaseItem, bool>(currentChild, false));
|
|
}
|
|
|
|
currentChild.IsOffline = false;
|
|
}
|
|
else
|
|
{
|
|
//brand new item - needs to be added
|
|
newItems.Add(child);
|
|
|
|
validChildren.Add(new Tuple<BaseItem, bool>(child, true));
|
|
}
|
|
}
|
|
|
|
// If any items were added or removed....
|
|
if (newItems.Count > 0 || currentChildren.Count != validChildren.Count)
|
|
{
|
|
var newChildren = validChildren.Select(c => c.Item1).ToList();
|
|
|
|
// That's all the new and changed ones - now see if there are any that are missing
|
|
var itemsRemoved = currentChildren.Values.Except(newChildren).ToList();
|
|
|
|
var actualRemovals = new List<BaseItem>();
|
|
|
|
foreach (var item in itemsRemoved)
|
|
{
|
|
if (item.LocationType == LocationType.Virtual ||
|
|
item.LocationType == LocationType.Remote)
|
|
{
|
|
// Don't remove these because there's no way to accurately validate them.
|
|
validChildren.Add(new Tuple<BaseItem, bool>(item, false));
|
|
}
|
|
|
|
else if (!string.IsNullOrEmpty(item.Path) && IsPathOffline(item.Path))
|
|
{
|
|
item.IsOffline = true;
|
|
|
|
validChildren.Add(new Tuple<BaseItem, bool>(item, false));
|
|
}
|
|
else
|
|
{
|
|
item.IsOffline = false;
|
|
actualRemovals.Add(item);
|
|
}
|
|
}
|
|
|
|
if (actualRemovals.Count > 0)
|
|
{
|
|
RemoveChildrenInternal(actualRemovals);
|
|
|
|
foreach (var item in actualRemovals)
|
|
{
|
|
LibraryManager.ReportItemRemoved(item);
|
|
}
|
|
}
|
|
|
|
await LibraryManager.CreateItems(newItems, cancellationToken).ConfigureAwait(false);
|
|
|
|
AddChildrenInternal(newItems);
|
|
|
|
await ItemRepository.SaveChildren(Id, ActualChildren.Select(i => i.Id).ToList(), cancellationToken).ConfigureAwait(false);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
validChildren.AddRange(ActualChildren.Select(i => new Tuple<BaseItem, bool>(i, false)));
|
|
}
|
|
|
|
progress.Report(10);
|
|
|
|
cancellationToken.ThrowIfCancellationRequested();
|
|
|
|
await RefreshChildren(validChildren, progress, cancellationToken, recursive, forceRefreshMetadata).ConfigureAwait(false);
|
|
|
|
progress.Report(100);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Refreshes the children.
|
|
/// </summary>
|
|
/// <param name="children">The children.</param>
|
|
/// <param name="progress">The progress.</param>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <param name="recursive">if set to <c>true</c> [recursive].</param>
|
|
/// <param name="forceRefreshMetadata">if set to <c>true</c> [force refresh metadata].</param>
|
|
/// <returns>Task.</returns>
|
|
private async Task RefreshChildren(IList<Tuple<BaseItem, bool>> children, IProgress<double> progress, CancellationToken cancellationToken, bool? recursive, bool forceRefreshMetadata = false)
|
|
{
|
|
var list = children;
|
|
|
|
var percentages = new Dictionary<Guid, double>(list.Count);
|
|
|
|
var tasks = new List<Task>();
|
|
|
|
foreach (var tuple in list)
|
|
{
|
|
if (tasks.Count > 10)
|
|
{
|
|
await Task.WhenAll(tasks).ConfigureAwait(false);
|
|
}
|
|
|
|
tasks.Add(RefreshChild(tuple, progress, percentages, list.Count, cancellationToken, recursive, forceRefreshMetadata));
|
|
}
|
|
|
|
cancellationToken.ThrowIfCancellationRequested();
|
|
|
|
await Task.WhenAll(tasks).ConfigureAwait(false);
|
|
}
|
|
|
|
private async Task RefreshChild(Tuple<BaseItem, bool> currentTuple, IProgress<double> progress, Dictionary<Guid, double> percentages, int childCount, CancellationToken cancellationToken, bool? recursive, bool forceRefreshMetadata = false)
|
|
{
|
|
cancellationToken.ThrowIfCancellationRequested();
|
|
|
|
var child = currentTuple.Item1;
|
|
try
|
|
{
|
|
//refresh it
|
|
await child.RefreshMetadata(new MetadataRefreshOptions
|
|
{
|
|
ForceSave = currentTuple.Item2,
|
|
ReplaceAllMetadata = forceRefreshMetadata
|
|
|
|
}, cancellationToken).ConfigureAwait(false);
|
|
}
|
|
catch (IOException ex)
|
|
{
|
|
Logger.ErrorException("Error refreshing {0}", ex, child.Path ?? child.Name);
|
|
}
|
|
|
|
// Refresh children if a folder and the item changed or recursive is set to true
|
|
var refreshChildren = child.IsFolder && (currentTuple.Item2 || (recursive.HasValue && recursive.Value));
|
|
|
|
if (refreshChildren)
|
|
{
|
|
// Don't refresh children if explicitly set to false
|
|
if (recursive.HasValue && recursive.Value == false)
|
|
{
|
|
refreshChildren = false;
|
|
}
|
|
}
|
|
|
|
if (refreshChildren)
|
|
{
|
|
cancellationToken.ThrowIfCancellationRequested();
|
|
|
|
var innerProgress = new ActionableProgress<double>();
|
|
|
|
innerProgress.RegisterAction(p =>
|
|
{
|
|
lock (percentages)
|
|
{
|
|
percentages[child.Id] = p / 100;
|
|
|
|
var percent = percentages.Values.Sum();
|
|
percent /= childCount;
|
|
|
|
progress.Report((90 * percent) + 10);
|
|
}
|
|
});
|
|
|
|
await ((Folder)child).ValidateChildren(innerProgress, cancellationToken, recursive, forceRefreshMetadata).ConfigureAwait(false);
|
|
}
|
|
else
|
|
{
|
|
lock (percentages)
|
|
{
|
|
percentages[child.Id] = 1;
|
|
|
|
var percent = percentages.Values.Sum();
|
|
percent /= childCount;
|
|
|
|
progress.Report((90 * percent) + 10);
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Determines whether the specified path is offline.
|
|
/// </summary>
|
|
/// <param name="path">The path.</param>
|
|
/// <returns><c>true</c> if the specified path is offline; otherwise, <c>false</c>.</returns>
|
|
private bool IsPathOffline(string path)
|
|
{
|
|
if (File.Exists(path))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
var originalPath = path;
|
|
|
|
// Depending on whether the path is local or unc, it may return either null or '\' at the top
|
|
while (!string.IsNullOrEmpty(path) && path.Length > 1)
|
|
{
|
|
if (Directory.Exists(path))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
path = System.IO.Path.GetDirectoryName(path);
|
|
}
|
|
|
|
if (ContainsPath(LibraryManager.GetDefaultVirtualFolders(), originalPath))
|
|
{
|
|
return true;
|
|
}
|
|
|
|
return UserManager.Users.Any(user => ContainsPath(LibraryManager.GetVirtualFolders(user), originalPath));
|
|
}
|
|
|
|
/// <summary>
|
|
/// Determines whether the specified folders contains path.
|
|
/// </summary>
|
|
/// <param name="folders">The folders.</param>
|
|
/// <param name="path">The path.</param>
|
|
/// <returns><c>true</c> if the specified folders contains path; otherwise, <c>false</c>.</returns>
|
|
private bool ContainsPath(IEnumerable<VirtualFolderInfo> folders, string path)
|
|
{
|
|
return folders.SelectMany(i => i.Locations).Any(i => ContainsPath(i, path));
|
|
}
|
|
|
|
private bool ContainsPath(string parent, string path)
|
|
{
|
|
return string.Equals(parent, path, StringComparison.OrdinalIgnoreCase) || FileSystem.ContainsSubPath(parent, path);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Get the children of this folder from the actual file system
|
|
/// </summary>
|
|
/// <returns>IEnumerable{BaseItem}.</returns>
|
|
protected virtual IEnumerable<BaseItem> GetNonCachedChildren()
|
|
{
|
|
return LibraryManager.ResolvePaths<BaseItem>(GetFileSystemChildren(), this);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Get our children from the repo - stubbed for now
|
|
/// </summary>
|
|
/// <returns>IEnumerable{BaseItem}.</returns>
|
|
protected IEnumerable<BaseItem> GetCachedChildren()
|
|
{
|
|
return ItemRepository.GetChildren(Id).Select(RetrieveChild).Where(i => i != null);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Retrieves the child.
|
|
/// </summary>
|
|
/// <param name="child">The child.</param>
|
|
/// <returns>BaseItem.</returns>
|
|
private BaseItem RetrieveChild(Guid child)
|
|
{
|
|
var item = LibraryManager.RetrieveItem(child);
|
|
|
|
if (item != null)
|
|
{
|
|
if (item is IByReferenceItem)
|
|
{
|
|
return LibraryManager.GetOrAddByReferenceItem(item);
|
|
}
|
|
|
|
item.Parent = this;
|
|
}
|
|
|
|
return item;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets allowed children of an item
|
|
/// </summary>
|
|
/// <param name="user">The user.</param>
|
|
/// <param name="includeLinkedChildren">if set to <c>true</c> [include linked children].</param>
|
|
/// <returns>IEnumerable{BaseItem}.</returns>
|
|
/// <exception cref="System.ArgumentNullException"></exception>
|
|
public virtual IEnumerable<BaseItem> GetChildren(User user, bool includeLinkedChildren)
|
|
{
|
|
if (user == null)
|
|
{
|
|
throw new ArgumentNullException();
|
|
}
|
|
|
|
//the true root should return our users root folder children
|
|
if (IsPhysicalRoot) return user.RootFolder.GetChildren(user, includeLinkedChildren);
|
|
|
|
var list = new List<BaseItem>();
|
|
|
|
AddChildrenToList(user, includeLinkedChildren, list, false, null);
|
|
|
|
return list;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Adds the children to list.
|
|
/// </summary>
|
|
/// <param name="user">The user.</param>
|
|
/// <param name="includeLinkedChildren">if set to <c>true</c> [include linked children].</param>
|
|
/// <param name="list">The list.</param>
|
|
/// <param name="recursive">if set to <c>true</c> [recursive].</param>
|
|
/// <param name="filter">The filter.</param>
|
|
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
|
|
private bool AddChildrenToList(User user, bool includeLinkedChildren, List<BaseItem> list, bool recursive, Func<BaseItem, bool> filter)
|
|
{
|
|
var hasLinkedChildren = false;
|
|
|
|
foreach (var child in Children)
|
|
{
|
|
if (child.IsVisible(user))
|
|
{
|
|
if (filter == null || filter(child))
|
|
{
|
|
list.Add(child);
|
|
}
|
|
}
|
|
|
|
if (recursive && child.IsFolder)
|
|
{
|
|
var folder = (Folder)child;
|
|
|
|
if (folder.AddChildrenToList(user, includeLinkedChildren, list, true, filter))
|
|
{
|
|
hasLinkedChildren = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (includeLinkedChildren)
|
|
{
|
|
foreach (var child in GetLinkedChildren())
|
|
{
|
|
if (filter != null && !filter(child))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
if (child.IsVisible(user))
|
|
{
|
|
hasLinkedChildren = true;
|
|
|
|
list.Add(child);
|
|
}
|
|
}
|
|
}
|
|
|
|
return hasLinkedChildren;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets allowed recursive children of an item
|
|
/// </summary>
|
|
/// <param name="user">The user.</param>
|
|
/// <param name="includeLinkedChildren">if set to <c>true</c> [include linked children].</param>
|
|
/// <returns>IEnumerable{BaseItem}.</returns>
|
|
/// <exception cref="System.ArgumentNullException"></exception>
|
|
public IEnumerable<BaseItem> GetRecursiveChildren(User user, bool includeLinkedChildren = true)
|
|
{
|
|
return GetRecursiveChildren(user, null, includeLinkedChildren);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the recursive children.
|
|
/// </summary>
|
|
/// <param name="user">The user.</param>
|
|
/// <param name="filter">The filter.</param>
|
|
/// <param name="includeLinkedChildren">if set to <c>true</c> [include linked children].</param>
|
|
/// <returns>IList{BaseItem}.</returns>
|
|
/// <exception cref="System.ArgumentNullException"></exception>
|
|
public IList<BaseItem> GetRecursiveChildren(User user, Func<BaseItem, bool> filter, bool includeLinkedChildren = true)
|
|
{
|
|
if (user == null)
|
|
{
|
|
throw new ArgumentNullException("user");
|
|
}
|
|
|
|
var list = new List<BaseItem>();
|
|
|
|
var hasLinkedChildren = AddChildrenToList(user, includeLinkedChildren, list, true, filter);
|
|
|
|
return hasLinkedChildren ? list.DistinctBy(i => i.Id).ToList() : list;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the recursive children.
|
|
/// </summary>
|
|
/// <returns>IList{BaseItem}.</returns>
|
|
public IList<BaseItem> GetRecursiveChildren()
|
|
{
|
|
return GetRecursiveChildren(i => true);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the recursive children.
|
|
/// </summary>
|
|
/// <param name="filter">The filter.</param>
|
|
/// <returns>IEnumerable{BaseItem}.</returns>
|
|
public IList<BaseItem> GetRecursiveChildren(Func<BaseItem, bool> filter)
|
|
{
|
|
var list = new List<BaseItem>();
|
|
|
|
AddChildrenToList(list, true, filter);
|
|
|
|
return list;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Adds the children to list.
|
|
/// </summary>
|
|
/// <param name="list">The list.</param>
|
|
/// <param name="recursive">if set to <c>true</c> [recursive].</param>
|
|
/// <param name="filter">The filter.</param>
|
|
private void AddChildrenToList(List<BaseItem> list, bool recursive, Func<BaseItem, bool> filter)
|
|
{
|
|
foreach (var child in Children)
|
|
{
|
|
if (filter == null || filter(child))
|
|
{
|
|
list.Add(child);
|
|
}
|
|
|
|
if (recursive && child.IsFolder)
|
|
{
|
|
var folder = (Folder)child;
|
|
|
|
folder.AddChildrenToList(list, true, filter);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/// <summary>
|
|
/// Gets the linked children.
|
|
/// </summary>
|
|
/// <returns>IEnumerable{BaseItem}.</returns>
|
|
public IEnumerable<BaseItem> GetLinkedChildren()
|
|
{
|
|
return LinkedChildren
|
|
.Select(GetLinkedChild)
|
|
.Where(i => i != null);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the linked child.
|
|
/// </summary>
|
|
/// <param name="info">The info.</param>
|
|
/// <returns>BaseItem.</returns>
|
|
private BaseItem GetLinkedChild(LinkedChild info)
|
|
{
|
|
if (string.IsNullOrEmpty(info.Path))
|
|
{
|
|
throw new ArgumentException("Encountered linked child with empty path.");
|
|
}
|
|
|
|
BaseItem item = null;
|
|
|
|
// First get using the cached Id
|
|
if (info.ItemId != Guid.Empty)
|
|
{
|
|
item = LibraryManager.GetItemById(info.ItemId) as BaseItem;
|
|
}
|
|
|
|
// If still null, search by path
|
|
if (item == null)
|
|
{
|
|
item = LibraryManager.RootFolder.FindByPath(info.Path);
|
|
}
|
|
|
|
// If still null, log
|
|
if (item == null)
|
|
{
|
|
Logger.Warn("Unable to find linked item at {0}", info.Path);
|
|
}
|
|
else
|
|
{
|
|
// Cache the id for next time
|
|
info.ItemId = item.Id;
|
|
}
|
|
|
|
return item;
|
|
}
|
|
|
|
protected override Task BeforeRefreshMetadata(MetadataRefreshOptions options, List<FileSystemInfo> fileSystemChildren, CancellationToken cancellationToken)
|
|
{
|
|
if (SupportsShortcutChildren && LocationType == LocationType.FileSystem)
|
|
{
|
|
if (RefreshLinkedChildren(fileSystemChildren))
|
|
{
|
|
options.ForceSave = true;
|
|
}
|
|
}
|
|
|
|
return base.BeforeRefreshMetadata(options, fileSystemChildren, cancellationToken);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Refreshes the linked children.
|
|
/// </summary>
|
|
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
|
|
private bool RefreshLinkedChildren(IEnumerable<FileSystemInfo> fileSystemChildren)
|
|
{
|
|
var currentManualLinks = LinkedChildren.Where(i => i.Type == LinkedChildType.Manual).ToList();
|
|
var currentShortcutLinks = LinkedChildren.Where(i => i.Type == LinkedChildType.Shortcut).ToList();
|
|
|
|
var newShortcutLinks = fileSystemChildren
|
|
.Where(i => (i.Attributes & FileAttributes.Directory) != FileAttributes.Directory && FileSystem.IsShortcut(i.FullName))
|
|
.Select(i =>
|
|
{
|
|
try
|
|
{
|
|
Logger.Debug("Found shortcut at {0}", i.FullName);
|
|
|
|
var resolvedPath = FileSystem.ResolveShortcut(i.FullName);
|
|
|
|
if (!string.IsNullOrEmpty(resolvedPath))
|
|
{
|
|
return new LinkedChild
|
|
{
|
|
Path = resolvedPath,
|
|
Type = LinkedChildType.Shortcut
|
|
};
|
|
}
|
|
|
|
Logger.Error("Error resolving shortcut {0}", i.FullName);
|
|
|
|
return null;
|
|
}
|
|
catch (IOException ex)
|
|
{
|
|
Logger.ErrorException("Error resolving shortcut {0}", ex, i.FullName);
|
|
return null;
|
|
}
|
|
})
|
|
.Where(i => i != null)
|
|
.ToList();
|
|
|
|
if (!newShortcutLinks.SequenceEqual(currentShortcutLinks, new LinkedChildComparer()))
|
|
{
|
|
Logger.Info("Shortcut links have changed for {0}", Path);
|
|
|
|
newShortcutLinks.AddRange(currentManualLinks);
|
|
LinkedChildren = newShortcutLinks;
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Folders need to validate and refresh
|
|
/// </summary>
|
|
/// <returns>Task.</returns>
|
|
public override async Task ChangedExternally()
|
|
{
|
|
await base.ChangedExternally().ConfigureAwait(false);
|
|
|
|
var progress = new Progress<double>();
|
|
|
|
await ValidateChildren(progress, CancellationToken.None).ConfigureAwait(false);
|
|
}
|
|
|
|
/// <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>
|
|
public override async Task MarkPlayed(User user, DateTime? datePlayed, IUserDataManager userManager)
|
|
{
|
|
// Sweep through recursively and update status
|
|
var tasks = GetRecursiveChildren(user, true).Where(i => !i.IsFolder && i.LocationType != LocationType.Virtual).Select(c => c.MarkPlayed(user, datePlayed, userManager));
|
|
|
|
await Task.WhenAll(tasks).ConfigureAwait(false);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Marks the unplayed.
|
|
/// </summary>
|
|
/// <param name="user">The user.</param>
|
|
/// <param name="userManager">The user manager.</param>
|
|
/// <returns>Task.</returns>
|
|
public override async Task MarkUnplayed(User user, IUserDataManager userManager)
|
|
{
|
|
// Sweep through recursively and update status
|
|
var tasks = GetRecursiveChildren(user, true).Where(i => !i.IsFolder && i.LocationType != LocationType.Virtual).Select(c => c.MarkUnplayed(user, userManager));
|
|
|
|
await Task.WhenAll(tasks).ConfigureAwait(false);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Finds an item by path, recursively
|
|
/// </summary>
|
|
/// <param name="path">The path.</param>
|
|
/// <returns>BaseItem.</returns>
|
|
/// <exception cref="System.ArgumentNullException"></exception>
|
|
public BaseItem FindByPath(string path)
|
|
{
|
|
if (string.IsNullOrEmpty(path))
|
|
{
|
|
throw new ArgumentNullException();
|
|
}
|
|
|
|
try
|
|
{
|
|
var locationType = LocationType;
|
|
|
|
if (locationType == LocationType.Remote && string.Equals(Path, path, StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
return this;
|
|
}
|
|
|
|
if (locationType != LocationType.Virtual && PhysicalLocations.Contains(path, StringComparer.OrdinalIgnoreCase))
|
|
{
|
|
return this;
|
|
}
|
|
}
|
|
catch (IOException ex)
|
|
{
|
|
Logger.ErrorException("Error getting ResolveArgs for {0}", ex, Path);
|
|
}
|
|
|
|
return RecursiveChildren.Where(i => i.LocationType != LocationType.Virtual).FirstOrDefault(i =>
|
|
{
|
|
try
|
|
{
|
|
if (string.Equals(i.Path, path, StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
return true;
|
|
}
|
|
|
|
if (i.LocationType != LocationType.Remote)
|
|
{
|
|
if (i.PhysicalLocations.Contains(path, StringComparer.OrdinalIgnoreCase))
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
catch (IOException ex)
|
|
{
|
|
Logger.ErrorException("Error getting ResolveArgs for {0}", ex, Path);
|
|
return false;
|
|
}
|
|
});
|
|
}
|
|
|
|
public override bool IsPlayed(User user)
|
|
{
|
|
return GetRecursiveChildren(user).Where(i => !i.IsFolder && i.LocationType != LocationType.Virtual)
|
|
.All(i => i.IsPlayed(user));
|
|
}
|
|
|
|
public override bool IsUnplayed(User user)
|
|
{
|
|
return GetRecursiveChildren(user).Where(i => !i.IsFolder && i.LocationType != LocationType.Virtual)
|
|
.All(i => i.IsUnplayed(user));
|
|
}
|
|
}
|
|
}
|