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ease up on person info downloading

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This commit is contained in:
Luke Pulverenti 2013-12-22 23:22:40 -05:00
parent c0bbf8945f
commit 9938b39ac2
4 changed files with 20 additions and 272 deletions
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1
MediaBrowser.Providers/MediaBrowser.Providers.csproj
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@ -86,7 +86,6 @@
<Compile Include="Movies\MovieProviderFromXml.cs" />
<Compile Include="Movies\OpenMovieDatabaseProvider.cs" />
<Compile Include="Movies\PersonProviderFromXml.cs" />
<Compile Include="Movies\PersonUpdatesPreScanTask.cs" />
<Compile Include="Movies\MovieDbPersonProvider.cs" />
<Compile Include="Music\AlbumInfoFromSongProvider.cs" />
<Compile Include="Music\AlbumProviderFromXml.cs" />

33
MediaBrowser.Providers/Movies/ManualMovieDbPersonImageProvider.cs
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@ -46,43 +46,26 @@ namespace MediaBrowser.Providers.Movies
return images.Where(i => i.Type == imageType);
}
public Task<IEnumerable<RemoteImageInfo>> GetAllImages(IHasImages item, CancellationToken cancellationToken)
{
return GetAllImagesInternal(item, true, cancellationToken);
}
public async Task<IEnumerable<RemoteImageInfo>> GetAllImagesInternal(IHasImages item, bool retryOnMissingData, CancellationToken cancellationToken)
public async Task<IEnumerable<RemoteImageInfo>> GetAllImages(IHasImages item, CancellationToken cancellationToken)
{
var person = (Person)item;
var id = person.GetProviderId(MetadataProviders.Tmdb);
if (!string.IsNullOrEmpty(id))
{
await MovieDbPersonProvider.Current.DownloadPersonInfoIfNeeded(id, cancellationToken).ConfigureAwait(false);
var dataFilePath = MovieDbPersonProvider.GetPersonDataFilePath(_config.ApplicationPaths, id);
try
{
var result = _jsonSerializer.DeserializeFromFile<MovieDbPersonProvider.PersonResult>(dataFilePath);
var result = _jsonSerializer.DeserializeFromFile<MovieDbPersonProvider.PersonResult>(dataFilePath);
var images = result.images ?? new MovieDbPersonProvider.Images();
var images = result.images ?? new MovieDbPersonProvider.Images();
var tmdbSettings = await MovieDbProvider.Current.GetTmdbSettings(cancellationToken).ConfigureAwait(false);
var tmdbSettings = await MovieDbProvider.Current.GetTmdbSettings(cancellationToken).ConfigureAwait(false);
var tmdbImageUrl = tmdbSettings.images.base_url + "original";
var tmdbImageUrl = tmdbSettings.images.base_url + "original";
return GetImages(images, tmdbImageUrl);
}
catch (FileNotFoundException)
{
}
if (retryOnMissingData)
{
await MovieDbPersonProvider.Current.DownloadPersonInfo(id, cancellationToken).ConfigureAwait(false);
return await GetAllImagesInternal(item, false, cancellationToken).ConfigureAwait(false);
}
return GetImages(images, tmdbImageUrl);
}
return new List<RemoteImageInfo>();

22
MediaBrowser.Providers/Movies/MovieDbPersonProvider.cs
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@ -86,7 +86,7 @@ namespace MediaBrowser.Providers.Movies
protected override bool NeedsRefreshInternal(BaseItem item, BaseProviderInfo providerInfo)
{
if (HasAltMeta(item) && !ConfigurationManager.Configuration.EnableTmdbUpdates)
if (HasAltMeta(item))
return false;
return base.NeedsRefreshInternal(item, providerInfo);
@ -235,17 +235,12 @@ namespace MediaBrowser.Providers.Movies
/// <returns>Task.</returns>
private async Task FetchInfo(Person person, string id, bool isForcedRefresh, CancellationToken cancellationToken)
{
var dataFilePath = GetPersonDataFilePath(ConfigurationManager.ApplicationPaths, id);
await DownloadPersonInfoIfNeeded(id, cancellationToken).ConfigureAwait(false);
// Only download if not already there
// The prescan task will take care of updates so we don't need to re-download here
if (!File.Exists(dataFilePath))
if (isForcedRefresh || !HasAltMeta(person))
{
await DownloadPersonInfo(id, cancellationToken).ConfigureAwait(false);
}
var dataFilePath = GetPersonDataFilePath(ConfigurationManager.ApplicationPaths, id);
if (isForcedRefresh || ConfigurationManager.Configuration.EnableTmdbUpdates || !HasAltMeta(person))
{
var info = JsonSerializer.DeserializeFromFile<PersonResult>(dataFilePath);
cancellationToken.ThrowIfCancellationRequested();
@ -254,10 +249,17 @@ namespace MediaBrowser.Providers.Movies
}
}
internal async Task DownloadPersonInfo(string id, CancellationToken cancellationToken)
internal async Task DownloadPersonInfoIfNeeded(string id, CancellationToken cancellationToken)
{
var personDataPath = GetPersonDataPath(ConfigurationManager.ApplicationPaths, id);
var fileInfo = _fileSystem.GetFileSystemInfo(personDataPath);
if (fileInfo.Exists && (DateTime.UtcNow - _fileSystem.GetLastWriteTimeUtc(fileInfo)).TotalDays <= 7)
{
return;
}
var url = string.Format(@"http://api.themoviedb.org/3/person/{1}?api_key={0}&append_to_response=credits,images", MovieDbProvider.ApiKey, id);
using (var json = await MovieDbProvider.Current.GetMovieDbResponse(new HttpRequestOptions

236
MediaBrowser.Providers/Movies/PersonUpdatesPreScanTask.cs
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@ -1,236 +0,0 @@
using MediaBrowser.Common.IO;
using MediaBrowser.Common.Net;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Library;
using MediaBrowser.Model.Logging;
using MediaBrowser.Model.Serialization;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
namespace MediaBrowser.Providers.Movies
{
public class PersonUpdatesPreScanTask : IPeoplePrescanTask
{
/// <summary>
/// The updates URL
/// </summary>
private const string UpdatesUrl = "http://api.themoviedb.org/3/person/changes?start_date={0}&api_key={1}&page={2}";
/// <summary>
/// The _HTTP client
/// </summary>
private readonly IHttpClient _httpClient;
/// <summary>
/// The _logger
/// </summary>
private readonly ILogger _logger;
/// <summary>
/// The _config
/// </summary>
private readonly IServerConfigurationManager _config;
private readonly IJsonSerializer _json;
private readonly IFileSystem _fileSystem;
/// <summary>
/// Initializes a new instance of the <see cref="PersonUpdatesPreScanTask"/> class.
/// </summary>
/// <param name="logger">The logger.</param>
/// <param name="httpClient">The HTTP client.</param>
/// <param name="config">The config.</param>
public PersonUpdatesPreScanTask(ILogger logger, IHttpClient httpClient, IServerConfigurationManager config, IJsonSerializer json, IFileSystem fileSystem)
{
_logger = logger;
_httpClient = httpClient;
_config = config;
_json = json;
_fileSystem = fileSystem;
}
protected readonly CultureInfo UsCulture = new CultureInfo("en-US");
/// <summary>
/// Runs the specified progress.
/// </summary>
/// <param name="progress">The progress.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
public async Task Run(IProgress<double> progress, CancellationToken cancellationToken)
{
if (!_config.Configuration.EnableInternetProviders || !_config.Configuration.EnableTmdbUpdates)
{
progress.Report(100);
return;
}
var path = MovieDbPersonProvider.GetPersonsDataPath(_config.CommonApplicationPaths);
Directory.CreateDirectory(path);
var timestampFile = Path.Combine(path, "time.txt");
var timestampFileInfo = new FileInfo(timestampFile);
// Don't check for updates every single time
if (timestampFileInfo.Exists && (DateTime.UtcNow - _fileSystem.GetLastWriteTimeUtc(timestampFileInfo)).TotalDays < 10)
{
return;
}
// Find out the last time we queried tvdb for updates
var lastUpdateTime = timestampFileInfo.Exists ? File.ReadAllText(timestampFile, Encoding.UTF8) : string.Empty;
var existingDirectories = GetExistingIds(path).ToList();
if (!string.IsNullOrEmpty(lastUpdateTime))
{
long lastUpdateTicks;
if (long.TryParse(lastUpdateTime, NumberStyles.Any, UsCulture, out lastUpdateTicks))
{
var lastUpdateDate = new DateTime(lastUpdateTicks, DateTimeKind.Utc);
// They only allow up to 14 days of updates
if ((DateTime.UtcNow - lastUpdateDate).TotalDays > 13)
{
lastUpdateDate = DateTime.UtcNow.AddDays(-13);
}
var updatedIds = await GetIdsToUpdate(lastUpdateDate, 1, cancellationToken).ConfigureAwait(false);
var existingDictionary = existingDirectories.ToDictionary(i => i, StringComparer.OrdinalIgnoreCase);
var idsToUpdate = updatedIds.Where(i => !string.IsNullOrWhiteSpace(i) && existingDictionary.ContainsKey(i));
await UpdatePeople(idsToUpdate, progress, cancellationToken).ConfigureAwait(false);
}
}
File.WriteAllText(timestampFile, DateTime.UtcNow.Ticks.ToString(UsCulture), Encoding.UTF8);
progress.Report(100);
}
/// <summary>
/// Gets the existing ids.
/// </summary>
/// <param name="path">The path.</param>
/// <returns>IEnumerable{System.String}.</returns>
private IEnumerable<string> GetExistingIds(string path)
{
return Directory.EnumerateDirectories(path)
.SelectMany(Directory.EnumerateDirectories)
.Select(Path.GetFileNameWithoutExtension);
}
/// <summary>
/// Gets the ids to update.
/// </summary>
/// <param name="lastUpdateTime">The last update time.</param>
/// <param name="page">The page.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task{IEnumerable{System.String}}.</returns>
private async Task<IEnumerable<string>> GetIdsToUpdate(DateTime lastUpdateTime, int page, CancellationToken cancellationToken)
{
var hasMorePages = false;
var list = new List<string>();
// First get last time
using (var stream = await _httpClient.Get(new HttpRequestOptions
{
Url = string.Format(UpdatesUrl, lastUpdateTime.ToString("yyyy-MM-dd"), MovieDbProvider.ApiKey, page),
CancellationToken = cancellationToken,
EnableHttpCompression = true,
ResourcePool = MovieDbProvider.Current.MovieDbResourcePool,
AcceptHeader = MovieDbProvider.AcceptHeader
}).ConfigureAwait(false))
{
var obj = _json.DeserializeFromStream<RootObject>(stream);
var data = obj.results.Select(i => i.id.ToString(UsCulture));
list.AddRange(data);
hasMorePages = page < obj.total_pages;
}
if (hasMorePages)
{
var more = await GetIdsToUpdate(lastUpdateTime, page + 1, cancellationToken).ConfigureAwait(false);
list.AddRange(more);
}
return list;
}
/// <summary>
/// Updates the people.
/// </summary>
/// <param name="ids">The ids.</param>
/// <param name="progress">The progress.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
private async Task UpdatePeople(IEnumerable<string> ids, IProgress<double> progress, CancellationToken cancellationToken)
{
var list = ids.ToList();
var numComplete = 0;
foreach (var id in list)
{
try
{
await UpdatePerson(id, cancellationToken).ConfigureAwait(false);
}
catch (Exception ex)
{
_logger.ErrorException("Error updating tmdb person id {0}", ex, id);
}
numComplete++;
double percent = numComplete;
percent /= list.Count;
percent *= 100;
progress.Report(percent);
}
}
/// <summary>
/// Updates the person.
/// </summary>
/// <param name="id">The id.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
private Task UpdatePerson(string id, CancellationToken cancellationToken)
{
_logger.Info("Updating person from tmdb " + id);
return MovieDbPersonProvider.Current.DownloadPersonInfo(id, cancellationToken);
}
class Result
{
public int id { get; set; }
public bool? adult { get; set; }
}
class RootObject
{
public List<Result> results { get; set; }
public int page { get; set; }
public int total_pages { get; set; }
public int total_results { get; set; }
public RootObject()
{
results = new List<Result>();
}
}
}
}