Fixed #320 by adding an extension method to BaseItem to make a deep copy of an object.

This commit is contained in:
Erwin de Haan 2018-12-30 01:12:33 +01:00
parent 1f0b83c66a
commit de7fcaadb3
2 changed files with 33 additions and 3 deletions

View File

@ -730,7 +730,9 @@ namespace Emby.Server.Implementations.Library
_fileSystem.CreateDirectory(rootFolderPath);
var rootFolder = GetItemById(GetNewItemId(rootFolderPath, typeof(AggregateFolder))) as AggregateFolder ?? (AggregateFolder)ResolvePath(_fileSystem.GetDirectoryInfo(rootFolderPath));
var tmpAFolder = new AggregateFolder();
((Folder)ResolvePath(_fileSystem.GetDirectoryInfo(rootFolderPath))).DeepCopy<Folder,AggregateFolder>(tmpAFolder);
var rootFolder = GetItemById(GetNewItemId(rootFolderPath, typeof(AggregateFolder))) as AggregateFolder ?? tmpAFolder;
// In case program data folder was moved
if (!string.Equals(rootFolder.Path, rootFolderPath, StringComparison.Ordinal))
@ -799,7 +801,8 @@ namespace Emby.Server.Implementations.Library
if (tmpItem == null)
{
tmpItem = (UserRootFolder)ResolvePath(_fileSystem.GetDirectoryInfo(userRootPath));
tmpItem = new UserRootFolder();
((Folder)ResolvePath(_fileSystem.GetDirectoryInfo(userRootPath))).DeepCopy<Folder,UserRootFolder>(tmpItem);
}
// In case program data folder was moved

View File

@ -1,4 +1,5 @@
using System;
using System.Linq;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
@ -61,5 +62,31 @@ namespace MediaBrowser.Controller.Entities
item.SetImagePath(imageType, BaseItem.FileSystem.GetFileInfo(file));
}
}
/// <summary>
/// Copies all properties on object. Skips properties that do not exist.
/// </summary>
/// <param name="source">The source object.</param>
/// <param name="dest">The destination object.</param>
public static void DeepCopy<T, TU>(this T source, TU dest)
{
var sourceProps = typeof (T).GetProperties().Where(x => x.CanRead).ToList();
var destProps = typeof(TU).GetProperties()
.Where(x => x.CanWrite)
.ToList();
foreach (var sourceProp in sourceProps)
{
if (destProps.Any(x => x.Name == sourceProp.Name))
{
var p = destProps.First(x => x.Name == sourceProp.Name);
p.SetValue(dest, sourceProp.GetValue(source, null), null);
}
}
}
}
}