sonarr-repo-only/NzbDrone.Api/Frontend/StaticResourceProvider.cs

63 lines
1.9 KiB
C#

using System.Collections.Generic;
using System.IO;
using System.Linq;
using NLog;
using Nancy;
using Nancy.Responses;
using NzbDrone.Common;
namespace NzbDrone.Api.Frontend
{
public interface IProcessStaticResource
{
Response ProcessStaticResourceRequest(NancyContext context, string workingFolder);
}
public class StaticResourceProvider : IProcessStaticResource
{
private readonly IDiskProvider _diskProvider;
private readonly IEnumerable<IMapHttpRequestsToDisk> _requestMappers;
private readonly IAddCacheHeaders _addCacheHeaders;
private readonly Logger _logger;
public StaticResourceProvider(IDiskProvider diskProvider,
IEnumerable<IMapHttpRequestsToDisk> requestMappers,
IAddCacheHeaders addCacheHeaders,
Logger logger)
{
_diskProvider = diskProvider;
_requestMappers = requestMappers;
_addCacheHeaders = addCacheHeaders;
_logger = logger;
}
public Response ProcessStaticResourceRequest(NancyContext context, string workingFolder)
{
var path = context.Request.Url.Path.ToLower();
if (string.IsNullOrWhiteSpace(path))
{
return null;
}
var mapper = _requestMappers.SingleOrDefault(m => m.CanHandle(path));
if (mapper != null)
{
var filePath = mapper.Map(path);
if (_diskProvider.FileExists(filePath))
{
var response = new StreamResponse(() => File.OpenRead(filePath), MimeTypes.GetMimeType(filePath));
_addCacheHeaders.ToResponse(context.Request, response);
return response;
}
_logger.Warn("File {0} not found", filePath);
}
return null;
}
}
}