2019-01-13 15:02:23 -05:00
|
|
|
using System.IO;
|
2014-07-07 21:41:03 -04:00
|
|
|
using System.Threading;
|
|
|
|
using System.Threading.Tasks;
|
2019-01-13 14:25:45 -05:00
|
|
|
using MediaBrowser.Controller.Entities;
|
|
|
|
using MediaBrowser.Controller.Providers;
|
2016-10-25 15:02:04 -04:00
|
|
|
using MediaBrowser.Model.IO;
|
2014-01-28 13:37:01 -05:00
|
|
|
|
2014-06-29 23:04:50 -04:00
|
|
|
namespace MediaBrowser.LocalMetadata
|
2014-01-28 13:37:01 -05:00
|
|
|
{
|
2020-06-13 22:04:53 -04:00
|
|
|
/// <summary>
|
|
|
|
/// The BaseXmlProvider.
|
|
|
|
/// </summary>
|
|
|
|
/// <typeparam name="T">Type of provider.</typeparam>
|
2016-04-27 21:59:09 -04:00
|
|
|
public abstract class BaseXmlProvider<T> : ILocalMetadataProvider<T>, IHasItemChangeMonitor, IHasOrder
|
2018-09-12 13:26:21 -04:00
|
|
|
where T : BaseItem, new()
|
2014-01-28 13:37:01 -05:00
|
|
|
{
|
2020-06-13 22:04:53 -04:00
|
|
|
/// <summary>
|
|
|
|
/// Initializes a new instance of the <see cref="BaseXmlProvider{T}"/> class.
|
|
|
|
/// </summary>
|
|
|
|
/// <param name="fileSystem">Instance of the <see cref="IFileSystem"/> interface.</param>
|
|
|
|
protected BaseXmlProvider(IFileSystem fileSystem)
|
|
|
|
{
|
|
|
|
this.FileSystem = fileSystem;
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public string Name => XmlProviderUtils.Name;
|
2014-01-28 13:37:01 -05:00
|
|
|
|
2020-06-13 22:04:53 -04:00
|
|
|
/// After Nfo
|
|
|
|
/// <inheritdoc />
|
|
|
|
public virtual int Order => 1;
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
/// Gets the IFileSystem.
|
|
|
|
/// </summary>
|
|
|
|
protected IFileSystem FileSystem { get; }
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
/// Gets metadata for item.
|
|
|
|
/// </summary>
|
|
|
|
/// <param name="info">The item info.</param>
|
|
|
|
/// <param name="directoryService">Instance of the <see cref="IDirectoryService"/> interface.</param>
|
|
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
|
|
/// <returns>The metadata for item.</returns>
|
|
|
|
public Task<MetadataResult<T>> GetMetadata(
|
|
|
|
ItemInfo info,
|
2014-10-25 14:32:58 -04:00
|
|
|
IDirectoryService directoryService,
|
|
|
|
CancellationToken cancellationToken)
|
2014-02-05 23:39:16 -05:00
|
|
|
{
|
2015-08-02 13:31:08 -04:00
|
|
|
var result = new MetadataResult<T>();
|
2014-02-05 23:39:16 -05:00
|
|
|
|
2014-10-25 14:32:58 -04:00
|
|
|
var file = GetXmlFile(info, directoryService);
|
2014-02-05 23:39:16 -05:00
|
|
|
|
2022-12-05 09:00:20 -05:00
|
|
|
if (file is null)
|
2014-02-05 23:39:16 -05:00
|
|
|
{
|
2018-09-12 13:26:21 -04:00
|
|
|
return Task.FromResult(result);
|
2014-02-05 23:39:16 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
var path = file.FullName;
|
|
|
|
|
|
|
|
try
|
|
|
|
{
|
|
|
|
result.Item = new T();
|
|
|
|
|
2014-02-08 23:52:52 -05:00
|
|
|
Fetch(result, path, cancellationToken);
|
2014-02-05 23:39:16 -05:00
|
|
|
result.HasMetadata = true;
|
|
|
|
}
|
|
|
|
catch (FileNotFoundException)
|
|
|
|
{
|
|
|
|
result.HasMetadata = false;
|
|
|
|
}
|
2016-10-30 03:02:23 -04:00
|
|
|
catch (IOException)
|
2014-02-10 13:39:41 -05:00
|
|
|
{
|
|
|
|
result.HasMetadata = false;
|
|
|
|
}
|
2014-02-05 23:39:16 -05:00
|
|
|
|
2018-09-12 13:26:21 -04:00
|
|
|
return Task.FromResult(result);
|
2014-02-05 23:39:16 -05:00
|
|
|
}
|
|
|
|
|
2020-06-13 22:04:53 -04:00
|
|
|
/// <summary>
|
|
|
|
/// Get metadata from path.
|
|
|
|
/// </summary>
|
|
|
|
/// <param name="result">Resulting metadata.</param>
|
|
|
|
/// <param name="path">The path.</param>
|
|
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
2015-08-02 13:31:08 -04:00
|
|
|
protected abstract void Fetch(MetadataResult<T> result, string path, CancellationToken cancellationToken);
|
2014-02-05 23:39:16 -05:00
|
|
|
|
2020-06-13 22:04:53 -04:00
|
|
|
/// <summary>
|
|
|
|
/// Get metadata from xml file.
|
|
|
|
/// </summary>
|
|
|
|
/// <param name="info">Item inf.</param>
|
|
|
|
/// <param name="directoryService">Instance of the <see cref="IDirectoryService"/> interface.</param>
|
|
|
|
/// <returns>The file system metadata.</returns>
|
2021-05-06 18:52:06 -04:00
|
|
|
protected abstract FileSystemMetadata? GetXmlFile(ItemInfo info, IDirectoryService directoryService);
|
2014-02-10 15:11:46 -05:00
|
|
|
|
2020-06-13 22:04:53 -04:00
|
|
|
/// <inheritdoc />
|
2018-09-12 13:26:21 -04:00
|
|
|
public bool HasChanged(BaseItem item, IDirectoryService directoryService)
|
2014-01-28 13:37:01 -05:00
|
|
|
{
|
2015-05-15 11:46:20 -04:00
|
|
|
var file = GetXmlFile(new ItemInfo(item), directoryService);
|
2014-02-05 23:39:16 -05:00
|
|
|
|
2022-12-05 09:00:20 -05:00
|
|
|
if (file is null)
|
2014-02-05 23:39:16 -05:00
|
|
|
{
|
|
|
|
return false;
|
|
|
|
}
|
2014-01-28 13:37:01 -05:00
|
|
|
|
2016-04-27 21:59:09 -04:00
|
|
|
return file.Exists && FileSystem.GetLastWriteTimeUtc(file) > item.DateLastSaved;
|
2014-01-28 13:37:01 -05:00
|
|
|
}
|
2014-02-05 23:39:16 -05:00
|
|
|
}
|
2014-01-28 13:37:01 -05:00
|
|
|
}
|