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jellyfin/MediaBrowser.MediaEncoding/Configuration/EncodingConfigurationFactor...

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using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Model.Configuration;
namespace MediaBrowser.MediaEncoding.Configuration
{
public class EncodingConfigurationFactory : IConfigurationFactory
{
public IEnumerable<ConfigurationStore> GetConfigurations()
{
return new[]
{
new EncodingConfigurationStore()
};
}
}
public class EncodingConfigurationStore : ConfigurationStore, IValidatingConfiguration
{
public EncodingConfigurationStore()
{
ConfigurationType = typeof(EncodingOptions);
Key = "encoding";
}
public void Validate(object oldConfig, object newConfig)
{
var newPath = ((EncodingOptions)newConfig).TranscodingTempPath;
if (!string.IsNullOrWhiteSpace(newPath)
&& !string.Equals(((EncodingOptions)oldConfig).TranscodingTempPath, newPath, StringComparison.Ordinal))
{
// Validate
if (!Directory.Exists(newPath))
{
throw new DirectoryNotFoundException(
string.Format(
CultureInfo.InvariantCulture,
"{0} does not exist.",
newPath));
}
}
}
}
}