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Made xml fetching task-based

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LukePulverenti Luke Pulverenti luke pulverenti
2012-08-19 12:54:41 -04:00
parent c658ea7feb
commit 874469d476
5 changed files with 50 additions and 57 deletions
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15
MediaBrowser.Controller/Providers/FolderProviderFromXml.cs
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@@ -14,17 +14,14 @@ namespace MediaBrowser.Controller.Providers
return item is Folder;
}
public override Task Fetch(BaseItem item, ItemResolveEventArgs args)
public async override Task Fetch(BaseItem item, ItemResolveEventArgs args)
{
return Task.Run(() =>
{
var metadataFile = args.GetFileByName("folder.xml");
var metadataFile = args.GetFileByName("folder.xml");
if (metadataFile.HasValue)
{
new FolderXmlParser().Fetch(item as Folder, metadataFile.Value.Key);
}
});
if (metadataFile.HasValue)
{
await new FolderXmlParser().Fetch(item as Folder, metadataFile.Value.Key);
}
}
}
}

43
MediaBrowser.Controller/Xml/BaseItemXmlParser.cs
View File

@@ -4,6 +4,7 @@ using System.IO;
using System.Linq;
using System.Xml;
using MediaBrowser.Model.Entities;
using System.Threading.Tasks;
namespace MediaBrowser.Controller.Xml
{
@@ -16,33 +17,37 @@ namespace MediaBrowser.Controller.Xml
/// <summary>
/// Fetches metadata for an item from one xml file
/// </summary>
public virtual void Fetch(T item, string metadataFile)
public Task Fetch(T item, string metadataFile)
{
// Use XmlReader for best performance
using (XmlReader reader = XmlReader.Create(metadataFile))
// Wrapping this for now until I have a chance to async the whole process
return Task.Run(() =>
{
reader.MoveToContent();
// Loop through each element
while (reader.Read())
// Use XmlReader for best performance
using (XmlReader reader = XmlReader.Create(metadataFile))
{
if (reader.NodeType == XmlNodeType.Element)
reader.MoveToContent();
// Loop through each element
while (reader.Read())
{
FetchDataFromXmlNode(reader, item);
if (reader.NodeType == XmlNodeType.Element)
{
FetchDataFromXmlNode(reader, item);
}
}
}
}
// If dates weren't supplied in metadata, use values from the xml file
if (item.DateCreated == DateTime.MinValue)
{
item.DateCreated = File.GetCreationTime(metadataFile);
}
// If dates weren't supplied in metadata, use values from the xml file
if (item.DateCreated == DateTime.MinValue)
{
item.DateCreated = File.GetCreationTime(metadataFile);
}
if (item.DateModified == DateTime.MinValue)
{
item.DateModified = File.GetLastWriteTime(metadataFile);
}
if (item.DateModified == DateTime.MinValue)
{
item.DateModified = File.GetLastWriteTime(metadataFile);
}
});
}
/// <summary>