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181 lines
6.5 KiB
C#
181 lines
6.5 KiB
C#
using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Providers;
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using System;
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using System.IO;
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using System.Linq;
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using System.Text.RegularExpressions;
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using MediaBrowser.Model.IO;
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namespace Emby.Server.Implementations.Library
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{
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/// <summary>
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/// Class ResolverHelper
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/// </summary>
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public static class ResolverHelper
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{
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/// <summary>
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/// Sets the initial item values.
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/// </summary>
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/// <param name="item">The item.</param>
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/// <param name="parent">The parent.</param>
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/// <param name="fileSystem">The file system.</param>
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/// <param name="libraryManager">The library manager.</param>
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/// <param name="directoryService">The directory service.</param>
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/// <exception cref="System.ArgumentException">Item must have a path</exception>
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public static void SetInitialItemValues(BaseItem item, Folder parent, IFileSystem fileSystem, ILibraryManager libraryManager, IDirectoryService directoryService)
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{
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// This version of the below method has no ItemResolveArgs, so we have to require the path already being set
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if (string.IsNullOrEmpty(item.Path))
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{
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throw new ArgumentException("Item must have a Path");
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}
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// If the resolver didn't specify this
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if (parent != null)
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{
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item.SetParent(parent);
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}
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item.Id = libraryManager.GetNewItemId(item.Path, item.GetType());
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item.IsLocked = item.Path.IndexOf("[dontfetchmeta]", StringComparison.OrdinalIgnoreCase) != -1 ||
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item.GetParents().Any(i => i.IsLocked);
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// Make sure DateCreated and DateModified have values
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var fileInfo = directoryService.GetFile(item.Path);
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SetDateCreated(item, fileSystem, fileInfo);
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EnsureName(item, item.Path, fileInfo);
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}
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/// <summary>
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/// Sets the initial item values.
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/// </summary>
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/// <param name="item">The item.</param>
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/// <param name="args">The args.</param>
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/// <param name="fileSystem">The file system.</param>
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/// <param name="libraryManager">The library manager.</param>
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public static void SetInitialItemValues(BaseItem item, ItemResolveArgs args, IFileSystem fileSystem, ILibraryManager libraryManager)
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{
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// If the resolver didn't specify this
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if (string.IsNullOrEmpty(item.Path))
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{
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item.Path = args.Path;
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}
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// If the resolver didn't specify this
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if (args.Parent != null)
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{
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item.SetParent(args.Parent);
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}
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item.Id = libraryManager.GetNewItemId(item.Path, item.GetType());
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// Make sure the item has a name
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EnsureName(item, item.Path, args.FileInfo);
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item.IsLocked = item.Path.IndexOf("[dontfetchmeta]", StringComparison.OrdinalIgnoreCase) != -1 ||
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item.GetParents().Any(i => i.IsLocked);
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// Make sure DateCreated and DateModified have values
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EnsureDates(fileSystem, item, args);
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}
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/// <summary>
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/// Ensures the name.
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/// </summary>
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private static void EnsureName(BaseItem item, string fullPath, FileSystemMetadata fileInfo)
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{
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// If the subclass didn't supply a name, add it here
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if (string.IsNullOrEmpty(item.Name) && !string.IsNullOrEmpty(fullPath))
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{
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var fileName = fileInfo == null ? Path.GetFileName(fullPath) : fileInfo.Name;
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item.Name = GetDisplayName(fileName, fileInfo != null && fileInfo.IsDirectory);
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}
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}
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/// <summary>
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/// Gets the display name.
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/// </summary>
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/// <param name="path">The path.</param>
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/// <param name="isDirectory">if set to <c>true</c> [is directory].</param>
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/// <returns>System.String.</returns>
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private static string GetDisplayName(string path, bool isDirectory)
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{
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return isDirectory ? Path.GetFileName(path) : Path.GetFileNameWithoutExtension(path);
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}
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/// <summary>
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/// Ensures DateCreated and DateModified have values
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/// </summary>
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/// <param name="fileSystem">The file system.</param>
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/// <param name="item">The item.</param>
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/// <param name="args">The args.</param>
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private static void EnsureDates(IFileSystem fileSystem, BaseItem item, ItemResolveArgs args)
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{
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if (fileSystem == null)
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{
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throw new ArgumentNullException("fileSystem");
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}
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if (item == null)
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{
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throw new ArgumentNullException("item");
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}
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if (args == null)
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{
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throw new ArgumentNullException("args");
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}
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// See if a different path came out of the resolver than what went in
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if (!fileSystem.AreEqual(args.Path, item.Path))
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{
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var childData = args.IsDirectory ? args.GetFileSystemEntryByPath(item.Path) : null;
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if (childData != null)
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{
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SetDateCreated(item, fileSystem, childData);
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}
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else
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{
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var fileData = fileSystem.GetFileSystemInfo(item.Path);
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if (fileData.Exists)
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{
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SetDateCreated(item, fileSystem, fileData);
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}
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}
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}
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else
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{
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SetDateCreated(item, fileSystem, args.FileInfo);
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}
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}
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private static void SetDateCreated(BaseItem item, IFileSystem fileSystem, FileSystemMetadata info)
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{
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var config = BaseItem.ConfigurationManager.GetMetadataConfiguration();
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if (config.UseFileCreationTimeForDateAdded)
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{
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// directoryService.getFile may return null
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if (info != null)
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{
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var dateCreated = fileSystem.GetCreationTimeUtc(info);
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if (dateCreated.Equals(DateTime.MinValue))
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{
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dateCreated = DateTime.UtcNow;
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}
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item.DateCreated = dateCreated;
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}
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}
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else
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{
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item.DateCreated = DateTime.UtcNow;
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}
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}
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}
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}
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