mirror of
https://github.com/jellyfin/jellyfin.git
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217 lines
6.7 KiB
C#
217 lines
6.7 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel.Composition;
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using System.IO;
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using System.Linq;
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using System.Security.Cryptography;
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using System.Text;
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using MediaBrowser.Common.Configuration;
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using MediaBrowser.Common.Kernel;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.Events;
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using MediaBrowser.Controller.IO;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Resolvers;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.Progress;
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namespace MediaBrowser.Controller
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{
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public class Kernel : BaseKernel<ServerConfiguration>
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{
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public static Kernel Instance { get; private set; }
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public ItemController ItemController { get; private set; }
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public IEnumerable<User> Users { get; private set; }
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public Folder RootFolder { get; private set; }
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private DirectoryWatchers DirectoryWatchers { get; set; }
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private string MediaRootFolderPath
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{
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get
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{
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return ApplicationPaths.RootFolderPath;
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}
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}
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/// <summary>
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/// Gets the list of currently registered entity resolvers
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/// </summary>
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[ImportMany(typeof(IBaseItemResolver))]
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public IEnumerable<IBaseItemResolver> EntityResolvers { get; private set; }
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/// <summary>
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/// Creates a kernal based on a Data path, which is akin to our current programdata path
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/// </summary>
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public Kernel()
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: base()
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{
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Instance = this;
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ItemController = new ItemController();
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DirectoryWatchers = new DirectoryWatchers();
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ItemController.PreBeginResolvePath += ItemController_PreBeginResolvePath;
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ItemController.BeginResolvePath += ItemController_BeginResolvePath;
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}
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public override void Init(IProgress<TaskProgress> progress)
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{
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base.Init(progress);
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progress.Report(new TaskProgress() { Description = "Loading Users", PercentComplete = 15 });
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ReloadUsers();
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progress.Report(new TaskProgress() { Description = "Loading Media Library", PercentComplete = 20 });
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ReloadRoot();
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progress.Report(new TaskProgress() { Description = "Loading Complete", PercentComplete = 100 });
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}
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protected override void OnComposablePartsLoaded()
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{
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List<IBaseItemResolver> resolvers = EntityResolvers.ToList();
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// Add the internal resolvers
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resolvers.Add(new VideoResolver());
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resolvers.Add(new AudioResolver());
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resolvers.Add(new FolderResolver());
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EntityResolvers = resolvers;
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// The base class will start up all the plugins
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base.OnComposablePartsLoaded();
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}
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/// <summary>
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/// Fires when a path is about to be resolved, but before child folders and files
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/// have been collected from the file system.
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/// This gives us a chance to cancel it if needed, resulting in the path being ignored
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/// </summary>
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void ItemController_PreBeginResolvePath(object sender, PreBeginResolveEventArgs e)
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{
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if (e.IsHidden || e.IsSystemFile)
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{
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// Ignore hidden files and folders
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e.Cancel = true;
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}
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else if (Path.GetFileName(e.Path).Equals("trailers", StringComparison.OrdinalIgnoreCase))
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{
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// Ignore any folders named "trailers"
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e.Cancel = true;
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}
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}
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/// <summary>
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/// Fires when a path is about to be resolved, but after child folders and files
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/// This gives us a chance to cancel it if needed, resulting in the path being ignored
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/// </summary>
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void ItemController_BeginResolvePath(object sender, ItemResolveEventArgs e)
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{
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if (e.IsFolder)
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{
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if (e.ContainsFile(".ignore"))
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{
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// Ignore any folders containing a file called .ignore
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e.Cancel = true;
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}
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}
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}
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private void ReloadUsers()
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{
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Users = GetAllUsers();
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}
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/// <summary>
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/// Reloads the root media folder
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/// </summary>
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public void ReloadRoot()
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{
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if (!Directory.Exists(MediaRootFolderPath))
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{
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Directory.CreateDirectory(MediaRootFolderPath);
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}
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DirectoryWatchers.Stop();
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RootFolder = ItemController.GetItem(MediaRootFolderPath) as Folder;
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DirectoryWatchers.Start();
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}
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private static MD5CryptoServiceProvider md5Provider = new MD5CryptoServiceProvider();
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public static Guid GetMD5(string str)
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{
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lock (md5Provider)
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{
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return new Guid(md5Provider.ComputeHash(Encoding.Unicode.GetBytes(str)));
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}
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}
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public void ReloadItem(BaseItem item)
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{
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Folder folder = item as Folder;
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if (folder != null && folder.IsRoot)
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{
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ReloadRoot();
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}
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else
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{
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if (!Directory.Exists(item.Path) && !File.Exists(item.Path))
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{
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ReloadItem(item.Parent);
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return;
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}
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BaseItem newItem = ItemController.GetItem(item.Parent, item.Path);
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List<BaseItem> children = item.Parent.Children.ToList();
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int index = children.IndexOf(item);
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children.RemoveAt(index);
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children.Insert(index, newItem);
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item.Parent.Children = children.ToArray();
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}
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}
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/// <summary>
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/// Finds a library item by Id
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/// </summary>
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public BaseItem GetItemById(Guid id)
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{
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if (id == Guid.Empty)
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{
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return RootFolder;
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}
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return RootFolder.FindItemById(id);
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}
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/// <summary>
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/// Gets all users within the system
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/// </summary>
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private IEnumerable<User> GetAllUsers()
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{
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List<User> list = new List<User>();
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// Return a dummy user for now since all calls to get items requre a userId
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User user = new User();
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user.Name = "Default User";
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user.Id = Guid.Parse("5d1cf7fce25943b790d140095457a42b");
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list.Add(user);
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return list;
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}
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}
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}
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