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more work on channel downloading

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This commit is contained in:
Luke Pulverenti
2014-06-02 22:01:30 -04:00
parent 858c37b860
commit c91ea99016
14 changed files with 385 additions and 280 deletions
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108
MediaBrowser.Server.Implementations/Channels/ChannelManager.cs
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@@ -6,6 +6,7 @@ using MediaBrowser.Controller.Dto;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Controller.Resolvers;
using MediaBrowser.Model.Channels;
using MediaBrowser.Model.Dto;
using MediaBrowser.Model.Entities;
@@ -194,19 +195,70 @@ namespace MediaBrowser.Server.Implementations.Channels
var sources = SortMediaInfoResults(results).Select(i => GetMediaSource(item, i))
.ToList();
var channelIdString = channel.Id.ToString("N");
var isVideo = string.Equals(item.MediaType, MediaType.Video, StringComparison.OrdinalIgnoreCase);
var cachedVersions = GetCachedChannelItemMediaSources(item);
var cachedVersionTasks = sources
.Select(i => GetCachedVersion(channelIdString, i, isVideo, cancellationToken));
var cachedVersions = await Task.WhenAll(cachedVersionTasks).ConfigureAwait(false);
sources.InsertRange(0, cachedVersions.Where(i => i != null));
sources.InsertRange(0, cachedVersions);
return sources;
}
public IEnumerable<MediaSourceInfo> GetCachedChannelItemMediaSources(string id)
{
var item = (IChannelMediaItem)_libraryManager.GetItemById(id);
return GetCachedChannelItemMediaSources(item);
}
public IEnumerable<MediaSourceInfo> GetCachedChannelItemMediaSources(IChannelMediaItem item)
{
var filenamePrefix = item.Id.ToString("N");
var parentPath = Path.Combine(ChannelDownloadPath, item.ChannelId);
try
{
var files = new DirectoryInfo(parentPath).EnumerateFiles("*", SearchOption.TopDirectoryOnly);
if (string.Equals(item.MediaType, MediaType.Video, StringComparison.OrdinalIgnoreCase))
{
files = files.Where(i => EntityResolutionHelper.IsVideoFile(i.FullName));
}
else
{
files = files.Where(i => EntityResolutionHelper.IsAudioFile(i.FullName));
}
var file = files
.FirstOrDefault(i => i.Name.StartsWith(filenamePrefix, StringComparison.OrdinalIgnoreCase));
if (file != null)
{
var cachedItem = _libraryManager.ResolvePath(file);
if (cachedItem != null)
{
var hasMediaSources = _libraryManager.GetItemById(cachedItem.Id) as IHasMediaSources;
if (hasMediaSources != null)
{
var source = hasMediaSources.GetMediaSources(true).FirstOrDefault();
if (source != null)
{
source.Type = MediaSourceType.Cache;
return new[] { source };
}
}
}
}
}
catch (DirectoryNotFoundException)
{
}
return new List<MediaSourceInfo>();
}
private MediaSourceInfo GetMediaSource(IChannelMediaItem item, ChannelMediaInfo info)
{
var id = info.Path.GetMD5().ToString("N");
@@ -227,46 +279,6 @@ namespace MediaBrowser.Server.Implementations.Channels
return source;
}
private async Task<MediaSourceInfo> GetCachedVersion(string channelId,
MediaSourceInfo info,
bool isVideo,
CancellationToken cancellationToken)
{
var filename = info.Path.GetMD5().ToString("N");
var path = Path.Combine(ChannelDownloadPath, channelId, filename);
try
{
var file = Directory.EnumerateFiles(Path.GetDirectoryName(path), "*", SearchOption.TopDirectoryOnly)
.FirstOrDefault(i => (Path.GetFileName(i) ?? string.Empty).StartsWith(filename, StringComparison.OrdinalIgnoreCase));
if (!string.IsNullOrWhiteSpace(file))
{
var source = new MediaSourceInfo
{
Path = file,
LocationType = LocationType.FileSystem,
Name = "Cached " + info.Name,
Id = file.GetMD5().ToString("N")
};
if (isVideo)
{
source.VideoType = VideoType.VideoFile;
}
return source;
}
}
catch (DirectoryNotFoundException)
{
return null;
}
return null;
}
private IEnumerable<MediaStream> GetMediaStreams(ChannelMediaInfo info)
{
var list = new List<MediaStream>();