jellyfin-server/MediaBrowser.Controller/Providers/TV/RemoteSeriesProvider.cs

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using MediaBrowser.Common.Extensions;
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using MediaBrowser.Common.Net;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.TV;
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using MediaBrowser.Controller.Extensions;
using MediaBrowser.Controller.Library;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.Logging;
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using MediaBrowser.Model.Net;
using System;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Xml;
namespace MediaBrowser.Controller.Providers.TV
{
/// <summary>
/// Class RemoteSeriesProvider
/// </summary>
class RemoteSeriesProvider : BaseMetadataProvider, IDisposable
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{
private readonly IProviderManager _providerManager;
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/// <summary>
/// The tv db
/// </summary>
internal readonly SemaphoreSlim TvDbResourcePool = new SemaphoreSlim(5, 5);
internal static RemoteSeriesProvider Current { get; private set; }
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/// <summary>
/// Gets the HTTP client.
/// </summary>
/// <value>The HTTP client.</value>
protected IHttpClient HttpClient { get; private set; }
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/// <summary>
/// Initializes a new instance of the <see cref="RemoteSeriesProvider" /> class.
/// </summary>
/// <param name="httpClient">The HTTP client.</param>
/// <param name="logManager">The log manager.</param>
/// <param name="configurationManager">The configuration manager.</param>
/// <exception cref="System.ArgumentNullException">httpClient</exception>
public RemoteSeriesProvider(IHttpClient httpClient, ILogManager logManager, IServerConfigurationManager configurationManager, IProviderManager providerManager)
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: base(logManager, configurationManager)
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{
if (httpClient == null)
{
throw new ArgumentNullException("httpClient");
}
HttpClient = httpClient;
_providerManager = providerManager;
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Current = this;
}
/// <summary>
/// Releases unmanaged and - optionally - managed resources.
/// </summary>
/// <param name="dispose"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
protected virtual void Dispose(bool dispose)
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{
if (dispose)
{
TvDbResourcePool.Dispose();
}
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}
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/// <summary>
/// The root URL
/// </summary>
private const string rootUrl = "http://www.thetvdb.com/api/";
/// <summary>
/// The series query
/// </summary>
private const string seriesQuery = "GetSeries.php?seriesname={0}";
/// <summary>
/// The series get
/// </summary>
private const string seriesGet = "http://www.thetvdb.com/api/{0}/series/{1}/{2}.xml";
/// <summary>
/// The get actors
/// </summary>
private const string getActors = "http://www.thetvdb.com/api/{0}/series/{1}/actors.xml";
/// <summary>
/// The LOCA l_ MET a_ FIL e_ NAME
/// </summary>
protected const string LOCAL_META_FILE_NAME = "Series.xml";
/// <summary>
/// Supportses the specified item.
/// </summary>
/// <param name="item">The item.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
public override bool Supports(BaseItem item)
{
return item is Series;
}
/// <summary>
/// Gets the priority.
/// </summary>
/// <value>The priority.</value>
public override MetadataProviderPriority Priority
{
get { return MetadataProviderPriority.Second; }
}
/// <summary>
/// Gets a value indicating whether [requires internet].
/// </summary>
/// <value><c>true</c> if [requires internet]; otherwise, <c>false</c>.</value>
public override bool RequiresInternet
{
get
{
return true;
}
}
/// <summary>
/// Needses the refresh internal.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="providerInfo">The provider info.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
protected override bool NeedsRefreshInternal(BaseItem item, BaseProviderInfo providerInfo)
{
var downloadDate = providerInfo.LastRefreshed;
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if (ConfigurationManager.Configuration.MetadataRefreshDays == -1 && downloadDate != DateTime.MinValue)
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{
return false;
}
if (item.DontFetchMeta) return false;
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return !HasLocalMeta(item) && (ConfigurationManager.Configuration.MetadataRefreshDays != -1 &&
DateTime.UtcNow.Subtract(downloadDate).TotalDays > ConfigurationManager.Configuration.MetadataRefreshDays);
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}
/// <summary>
/// Fetches metadata and returns true or false indicating if any work that requires persistence was done
/// </summary>
/// <param name="item">The item.</param>
/// <param name="force">if set to <c>true</c> [force].</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task{System.Boolean}.</returns>
public override async Task<bool> FetchAsync(BaseItem item, bool force, CancellationToken cancellationToken)
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{
cancellationToken.ThrowIfCancellationRequested();
var series = (Series)item;
if (!item.DontFetchMeta && !HasLocalMeta(series))
{
var path = item.Path ?? "";
var seriesId = Path.GetFileName(path).GetAttributeValue("tvdbid") ?? await GetSeriesId(series, cancellationToken);
cancellationToken.ThrowIfCancellationRequested();
if (!string.IsNullOrEmpty(seriesId))
{
series.SetProviderId(MetadataProviders.Tvdb, seriesId);
if (!HasCompleteMetadata(series))
{
await FetchSeriesData(series, seriesId, cancellationToken).ConfigureAwait(false);
}
}
SetLastRefreshed(item, DateTime.UtcNow);
return true;
}
Logger.Info("Series provider not fetching because local meta exists or requested to ignore: " + item.Name);
return false;
}
/// <summary>
/// Fetches the series data.
/// </summary>
/// <param name="series">The series.</param>
/// <param name="seriesId">The series id.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task{System.Boolean}.</returns>
private async Task<bool> FetchSeriesData(Series series, string seriesId, CancellationToken cancellationToken)
{
var success = false;
var name = series.Name;
Logger.Debug("TvDbProvider: Fetching series data: " + name);
if (!string.IsNullOrEmpty(seriesId))
{
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string url = string.Format(seriesGet, TVUtils.TVDBApiKey, seriesId, ConfigurationManager.Configuration.PreferredMetadataLanguage);
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var doc = new XmlDocument();
try
{
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using (var xml = await HttpClient.Get(url, TvDbResourcePool, cancellationToken).ConfigureAwait(false))
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{
doc.Load(xml);
}
}
catch (HttpException)
{
}
if (doc.HasChildNodes)
{
//kick off the actor and image fetch simultaneously
var actorTask = FetchActors(series, seriesId, doc, cancellationToken);
var imageTask = FetchImages(series, seriesId, cancellationToken);
success = true;
series.Name = doc.SafeGetString("//SeriesName");
series.Overview = doc.SafeGetString("//Overview");
series.CommunityRating = doc.SafeGetSingle("//Rating", 0, 10);
series.AirDays = TVUtils.GetAirDays(doc.SafeGetString("//Airs_DayOfWeek"));
series.AirTime = doc.SafeGetString("//Airs_Time");
string n = doc.SafeGetString("//banner");
if (!string.IsNullOrWhiteSpace(n))
{
series.SetImage(ImageType.Banner, TVUtils.BannerUrl + n);
}
string s = doc.SafeGetString("//Network");
if (!string.IsNullOrWhiteSpace(s))
series.AddStudios(new List<string>(s.Trim().Split('|')));
series.OfficialRating = doc.SafeGetString("//ContentRating");
string g = doc.SafeGetString("//Genre");
if (g != null)
{
string[] genres = g.Trim('|').Split('|');
if (g.Length > 0)
{
series.AddGenres(genres);
}
}
//wait for other tasks
await Task.WhenAll(actorTask, imageTask).ConfigureAwait(false);
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if (ConfigurationManager.Configuration.SaveLocalMeta)
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{
var ms = new MemoryStream();
doc.Save(ms);
await _providerManager.SaveToLibraryFilesystem(series, Path.Combine(series.MetaLocation, LOCAL_META_FILE_NAME), ms, cancellationToken).ConfigureAwait(false);
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}
}
}
return success;
}
/// <summary>
/// Fetches the actors.
/// </summary>
/// <param name="series">The series.</param>
/// <param name="seriesId">The series id.</param>
/// <param name="doc">The doc.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
private async Task FetchActors(Series series, string seriesId, XmlDocument doc, CancellationToken cancellationToken)
{
string urlActors = string.Format(getActors, TVUtils.TVDBApiKey, seriesId);
var docActors = new XmlDocument();
try
{
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using (var actors = await HttpClient.Get(urlActors, TvDbResourcePool, cancellationToken).ConfigureAwait(false))
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{
docActors.Load(actors);
}
}
catch (HttpException)
{
}
if (docActors.HasChildNodes)
{
XmlNode actorsNode = null;
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if (ConfigurationManager.Configuration.SaveLocalMeta)
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{
//add to the main doc for saving
var seriesNode = doc.SelectSingleNode("//Series");
if (seriesNode != null)
{
actorsNode = doc.CreateNode(XmlNodeType.Element, "Persons", null);
seriesNode.AppendChild(actorsNode);
}
}
var xmlNodeList = docActors.SelectNodes("Actors/Actor");
if (xmlNodeList != null)
foreach (XmlNode p in xmlNodeList)
{
string actorName = p.SafeGetString("Name");
string actorRole = p.SafeGetString("Role");
if (!string.IsNullOrWhiteSpace(actorName))
{
series.AddPerson(new PersonInfo { Type = PersonType.Actor, Name = actorName, Role = actorRole });
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if (ConfigurationManager.Configuration.SaveLocalMeta && actorsNode != null)
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{
//create in main doc
var personNode = doc.CreateNode(XmlNodeType.Element, "Person", null);
foreach (XmlNode subNode in p.ChildNodes)
personNode.AppendChild(doc.ImportNode(subNode, true));
//need to add the type
var typeNode = doc.CreateNode(XmlNodeType.Element, "Type", null);
typeNode.InnerText = "Actor";
personNode.AppendChild(typeNode);
actorsNode.AppendChild(personNode);
}
}
}
}
}
/// <summary>
/// Fetches the images.
/// </summary>
/// <param name="series">The series.</param>
/// <param name="seriesId">The series id.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
private async Task FetchImages(Series series, string seriesId, CancellationToken cancellationToken)
{
if ((!string.IsNullOrEmpty(seriesId)) && ((series.PrimaryImagePath == null) || (series.BackdropImagePaths == null)))
{
string url = string.Format("http://www.thetvdb.com/api/" + TVUtils.TVDBApiKey + "/series/{0}/banners.xml", seriesId);
var images = new XmlDocument();
try
{
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using (var imgs = await HttpClient.Get(url, TvDbResourcePool, cancellationToken).ConfigureAwait(false))
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{
images.Load(imgs);
}
}
catch (HttpException)
{
}
if (images.HasChildNodes)
{
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if (ConfigurationManager.Configuration.RefreshItemImages || !series.HasLocalImage("folder"))
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{
var n = images.SelectSingleNode("//Banner[BannerType='poster']");
if (n != null)
{
n = n.SelectSingleNode("./BannerPath");
if (n != null)
{
try
{
series.PrimaryImagePath = await _providerManager.DownloadAndSaveImage(series, TVUtils.BannerUrl + n.InnerText, "folder" + Path.GetExtension(n.InnerText), TvDbResourcePool, cancellationToken).ConfigureAwait(false);
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}
catch (HttpException)
{
}
catch (IOException)
{
}
}
}
}
if (ConfigurationManager.Configuration.DownloadSeriesImages.Banner && (ConfigurationManager.Configuration.RefreshItemImages || !series.HasLocalImage("banner")))
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{
var n = images.SelectSingleNode("//Banner[BannerType='series']");
if (n != null)
{
n = n.SelectSingleNode("./BannerPath");
if (n != null)
{
try
{
var bannerImagePath = await _providerManager.DownloadAndSaveImage(series, TVUtils.BannerUrl + n.InnerText, "banner" + Path.GetExtension(n.InnerText), TvDbResourcePool, cancellationToken);
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series.SetImage(ImageType.Banner, bannerImagePath);
}
catch (HttpException)
{
}
catch (IOException)
{
}
}
}
}
var bdNo = 0;
var xmlNodeList = images.SelectNodes("//Banner[BannerType='fanart']");
if (xmlNodeList != null)
foreach (XmlNode b in xmlNodeList)
{
series.BackdropImagePaths = new List<string>();
var p = b.SelectSingleNode("./BannerPath");
if (p != null)
{
var bdName = "backdrop" + (bdNo > 0 ? bdNo.ToString() : "");
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if (ConfigurationManager.Configuration.RefreshItemImages || !series.HasLocalImage(bdName))
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{
try
{
series.BackdropImagePaths.Add(await _providerManager.DownloadAndSaveImage(series, TVUtils.BannerUrl + p.InnerText, bdName + Path.GetExtension(p.InnerText), TvDbResourcePool, cancellationToken).ConfigureAwait(false));
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}
catch (HttpException)
{
}
catch (IOException)
{
}
}
bdNo++;
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if (bdNo >= ConfigurationManager.Configuration.MaxBackdrops) break;
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}
}
}
}
}
/// <summary>
/// Determines whether [has complete metadata] [the specified series].
/// </summary>
/// <param name="series">The series.</param>
/// <returns><c>true</c> if [has complete metadata] [the specified series]; otherwise, <c>false</c>.</returns>
private bool HasCompleteMetadata(Series series)
{
return (series.HasImage(ImageType.Banner)) && (series.CommunityRating != null)
&& (series.Overview != null) && (series.Name != null) && (series.People != null)
&& (series.Genres != null) && (series.OfficialRating != null);
}
/// <summary>
/// Determines whether [has local meta] [the specified item].
/// </summary>
/// <param name="item">The item.</param>
/// <returns><c>true</c> if [has local meta] [the specified item]; otherwise, <c>false</c>.</returns>
private bool HasLocalMeta(BaseItem item)
{
//need at least the xml and folder.jpg/png
return item.ResolveArgs.ContainsMetaFileByName(LOCAL_META_FILE_NAME) && (item.ResolveArgs.ContainsMetaFileByName("folder.jpg") ||
item.ResolveArgs.ContainsMetaFileByName("folder.png"));
}
/// <summary>
/// Gets the series id.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task{System.String}.</returns>
private async Task<string> GetSeriesId(BaseItem item, CancellationToken cancellationToken)
{
var seriesId = item.GetProviderId(MetadataProviders.Tvdb);
if (string.IsNullOrEmpty(seriesId))
{
seriesId = await FindSeries(item.Name, cancellationToken).ConfigureAwait(false);
}
return seriesId;
}
/// <summary>
/// Finds the series.
/// </summary>
/// <param name="name">The name.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task{System.String}.</returns>
public async Task<string> FindSeries(string name, CancellationToken cancellationToken)
{
//nope - search for it
string url = string.Format(rootUrl + seriesQuery, WebUtility.UrlEncode(name));
var doc = new XmlDocument();
try
{
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using (var results = await HttpClient.Get(url, TvDbResourcePool, cancellationToken).ConfigureAwait(false))
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{
doc.Load(results);
}
}
catch (HttpException)
{
}
if (doc.HasChildNodes)
{
XmlNodeList nodes = doc.SelectNodes("//Series");
string comparableName = GetComparableName(name);
if (nodes != null)
foreach (XmlNode node in nodes)
{
var n = node.SelectSingleNode("./SeriesName");
if (n != null && GetComparableName(n.InnerText) == comparableName)
{
n = node.SelectSingleNode("./seriesid");
if (n != null)
return n.InnerText;
}
else
{
if (n != null)
Logger.Info("TVDb Provider - " + n.InnerText + " did not match " + comparableName);
}
}
}
Logger.Info("TVDb Provider - Could not find " + name + ". Check name on Thetvdb.org.");
return null;
}
/// <summary>
/// The remove
/// </summary>
const string remove = "\"'!`?";
/// <summary>
/// The spacers
/// </summary>
const string spacers = "/,.:;\\(){}[]+-_=*"; // (there are not actually two - in the they are different char codes)
/// <summary>
/// Gets the name of the comparable.
/// </summary>
/// <param name="name">The name.</param>
/// <returns>System.String.</returns>
internal static string GetComparableName(string name)
{
name = name.ToLower();
name = name.Normalize(NormalizationForm.FormKD);
var sb = new StringBuilder();
foreach (var c in name)
{
if ((int)c >= 0x2B0 && (int)c <= 0x0333)
{
// skip char modifier and diacritics
}
else if (remove.IndexOf(c) > -1)
{
// skip chars we are removing
}
else if (spacers.IndexOf(c) > -1)
{
sb.Append(" ");
}
else if (c == '&')
{
sb.Append(" and ");
}
else
{
sb.Append(c);
}
}
name = sb.ToString();
name = name.Replace(", the", "");
name = name.Replace("the ", " ");
name = name.Replace(" the ", " ");
string prevName;
do
{
prevName = name;
name = name.Replace(" ", " ");
} while (name.Length != prevName.Length);
return name.Trim();
}
public void Dispose()
{
Dispose(true);
}
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}
}