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using MediaBrowser.Common.IO;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Providers;
using System;
using System.IO;
using System.Linq;
using System.Text.RegularExpressions;
using CommonIO;
namespace MediaBrowser.Server.Implementations.Library
{
/// <summary>
/// Class ResolverHelper
/// </summary>
public static class ResolverHelper
{
/// <summary>
/// Sets the initial item values.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="parent">The parent.</param>
/// <param name="fileSystem">The file system.</param>
/// <param name="libraryManager">The library manager.</param>
/// <param name="directoryService">The directory service.</param>
/// <exception cref="System.ArgumentException">Item must have a path</exception>
public static void SetInitialItemValues(BaseItem item, Folder parent, IFileSystem fileSystem, ILibraryManager libraryManager, IDirectoryService directoryService)
{
// This version of the below method has no ItemResolveArgs, so we have to require the path already being set
if (string.IsNullOrWhiteSpace(item.Path))
{
throw new ArgumentException("Item must have a Path");
}
// If the resolver didn't specify this
if (parent != null)
{
item.SetParent(parent);
}
item.Id = libraryManager.GetNewItemId(item.Path, item.GetType());
item.IsLocked = item.Path.IndexOf("[dontfetchmeta]", StringComparison.OrdinalIgnoreCase) != -1 ||
item.Parents.Any(i => i.IsLocked);
// Make sure DateCreated and DateModified have values
var fileInfo = directoryService.GetFile(item.Path);
item.DateModified = fileSystem.GetLastWriteTimeUtc(fileInfo);
SetDateCreated(item, fileSystem, fileInfo);
EnsureName(item, fileInfo);
}
/// <summary>
/// Sets the initial item values.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="args">The args.</param>
/// <param name="fileSystem">The file system.</param>
/// <param name="libraryManager">The library manager.</param>
public static void SetInitialItemValues(BaseItem item, ItemResolveArgs args, IFileSystem fileSystem, ILibraryManager libraryManager)
{
// If the resolver didn't specify this
if (string.IsNullOrEmpty(item.Path))
{
item.Path = args.Path;
}
// If the resolver didn't specify this
if (args.Parent != null)
{
item.SetParent(args.Parent);
}
item.Id = libraryManager.GetNewItemId(item.Path, item.GetType());
// Make sure the item has a name
EnsureName(item, args.FileInfo);
item.IsLocked = item.Path.IndexOf("[dontfetchmeta]", StringComparison.OrdinalIgnoreCase) != -1 ||
item.Parents.Any(i => i.IsLocked);
// Make sure DateCreated and DateModified have values
EnsureDates(fileSystem, item, args, true);
}
/// <summary>
/// Ensures the name.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="fileInfo">The file information.</param>
private static void EnsureName(BaseItem item, FileSystemMetadata fileInfo)
{
// If the subclass didn't supply a name, add it here
if (string.IsNullOrEmpty(item.Name) && !string.IsNullOrEmpty(item.Path))
{
item.Name = GetDisplayName(fileInfo.Name, (fileInfo.Attributes & FileAttributes.Directory) == FileAttributes.Directory);
}
}
/// <summary>
/// Gets the display name.
/// </summary>
/// <param name="path">The path.</param>
/// <param name="isDirectory">if set to <c>true</c> [is directory].</param>
/// <returns>System.String.</returns>
private static string GetDisplayName(string path, bool isDirectory)
{
return isDirectory ? Path.GetFileName(path) : Path.GetFileNameWithoutExtension(path);
}
/// <summary>
/// The MB name regex
/// </summary>
private static readonly Regex MbNameRegex = new Regex(@"(\[.*?\])", RegexOptions.Compiled);
internal static string StripBrackets(string inputString)
{
var output = MbNameRegex.Replace(inputString, string.Empty).Trim();
return Regex.Replace(output, @"\s+", " ");
}
/// <summary>
/// Ensures DateCreated and DateModified have values
/// </summary>
/// <param name="fileSystem">The file system.</param>
/// <param name="item">The item.</param>
/// <param name="args">The args.</param>
/// <param name="includeCreationTime">if set to <c>true</c> [include creation time].</param>
private static void EnsureDates(IFileSystem fileSystem, BaseItem item, ItemResolveArgs args, bool includeCreationTime)
{
if (fileSystem == null)
{
throw new ArgumentNullException("fileSystem");
}
if (item == null)
{
throw new ArgumentNullException("item");
}
if (args == null)
{
throw new ArgumentNullException("args");
}
// See if a different path came out of the resolver than what went in
if (!string.Equals(args.Path, item.Path, StringComparison.OrdinalIgnoreCase))
{
var childData = args.IsDirectory ? args.GetFileSystemEntryByPath(item.Path) : null;
if (childData != null)
{
if (includeCreationTime)
{
SetDateCreated(item, fileSystem, childData);
}
item.DateModified = fileSystem.GetLastWriteTimeUtc(childData);
}
else
{
var fileData = fileSystem.GetFileSystemInfo(item.Path);
if (fileData.Exists)
{
if (includeCreationTime)
{
SetDateCreated(item, fileSystem, fileData);
}
item.DateModified = fileSystem.GetLastWriteTimeUtc(fileData);
}
}
}
else
{
if (includeCreationTime)
{
SetDateCreated(item, fileSystem, args.FileInfo);
}
item.DateModified = fileSystem.GetLastWriteTimeUtc(args.FileInfo);
}
}
private static void SetDateCreated(BaseItem item, IFileSystem fileSystem, FileSystemMetadata info)
{
var config = BaseItem.ConfigurationManager.GetMetadataConfiguration();
if (config.UseFileCreationTimeForDateAdded)
{
item.DateCreated = fileSystem.GetCreationTimeUtc(info);
}
else
{
item.DateCreated = DateTime.UtcNow;
}
}
}
}
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