jellyfin/MediaBrowser.Providers/Plugins/Tmdb/TmdbUtils.cs
2021-12-24 18:28:27 +01:00

192 lines
7.4 KiB
C#

using System;
using System.Collections.Generic;
using System.Text.RegularExpressions;
using MediaBrowser.Model.Entities;
using TMDbLib.Objects.General;
namespace MediaBrowser.Providers.Plugins.Tmdb
{
/// <summary>
/// Utilities for the TMDb provider.
/// </summary>
public static class TmdbUtils
{
private static readonly Regex _nonWords = new(@"[\W_]+", RegexOptions.Compiled);
/// <summary>
/// URL of the TMDB instance to use.
/// </summary>
public const string BaseTmdbUrl = "https://www.themoviedb.org/";
/// <summary>
/// Name of the provider.
/// </summary>
public const string ProviderName = "TheMovieDb";
/// <summary>
/// API key to use when performing an API call.
/// </summary>
public const string ApiKey = "4219e299c89411838049ab0dab19ebd5";
/// <summary>
/// The crew types to keep.
/// </summary>
public static readonly string[] WantedCrewTypes =
{
PersonType.Director,
PersonType.Writer,
PersonType.Producer
};
/// <summary>
/// Cleans the name according to TMDb requirements.
/// </summary>
/// <param name="name">The name of the entity.</param>
/// <returns>The cleaned name.</returns>
public static string CleanName(string name)
{
// TMDb expects a space separated list of words make sure that is the case
return _nonWords.Replace(name, " ");
}
/// <summary>
/// Maps the TMDB provided roles for crew members to Jellyfin roles.
/// </summary>
/// <param name="crew">Crew member to map against the Jellyfin person types.</param>
/// <returns>The Jellyfin person type.</returns>
public static string MapCrewToPersonType(Crew crew)
{
if (crew.Department.Equals("production", StringComparison.OrdinalIgnoreCase)
&& crew.Job.Contains("director", StringComparison.OrdinalIgnoreCase))
{
return PersonType.Director;
}
if (crew.Department.Equals("production", StringComparison.OrdinalIgnoreCase)
&& crew.Job.Contains("producer", StringComparison.OrdinalIgnoreCase))
{
return PersonType.Producer;
}
if (crew.Department.Equals("writing", StringComparison.OrdinalIgnoreCase))
{
return PersonType.Writer;
}
return string.Empty;
}
/// <summary>
/// Determines whether a video is a trailer.
/// </summary>
/// <param name="video">The TMDb video.</param>
/// <returns>A boolean indicating whether the video is a trailer.</returns>
public static bool IsTrailerType(Video video)
{
return video.Site.Equals("youtube", StringComparison.OrdinalIgnoreCase)
&& (!video.Type.Equals("trailer", StringComparison.OrdinalIgnoreCase)
|| !video.Type.Equals("teaser", StringComparison.OrdinalIgnoreCase));
}
/// <summary>
/// Normalizes a language string for use with TMDb's include image language parameter.
/// </summary>
/// <param name="preferredLanguage">The preferred language as either a 2 letter code with or without country code.</param>
/// <returns>The comma separated language string.</returns>
public static string GetImageLanguagesParam(string preferredLanguage)
{
var languages = new List<string>();
if (!string.IsNullOrEmpty(preferredLanguage))
{
preferredLanguage = NormalizeLanguage(preferredLanguage);
languages.Add(preferredLanguage);
if (preferredLanguage.Length == 5) // like en-US
{
// Currently, TMDB supports 2-letter language codes only
// They are planning to change this in the future, thus we're
// supplying both codes if we're having a 5-letter code.
languages.Add(preferredLanguage.Substring(0, 2));
}
}
languages.Add("null");
if (!string.Equals(preferredLanguage, "en", StringComparison.OrdinalIgnoreCase))
{
languages.Add("en");
}
return string.Join(',', languages);
}
/// <summary>
/// Normalizes a language string for use with TMDb's language parameter.
/// </summary>
/// <param name="language">The language code.</param>
/// <returns>The normalized language code.</returns>
public static string NormalizeLanguage(string language)
{
if (string.IsNullOrEmpty(language))
{
return language;
}
// They require this to be uppercase
// Everything after the hyphen must be written in uppercase due to a way TMDB wrote their api.
// See here: https://www.themoviedb.org/talk/5119221d760ee36c642af4ad?page=3#56e372a0c3a3685a9e0019ab
var parts = language.Split('-');
if (parts.Length == 2)
{
// TMDB doesn't support Switzerland (de-CH, it-CH or fr-CH) so use the language (de, it or fr) without country code
if (string.Equals(parts[1], "CH", StringComparison.OrdinalIgnoreCase))
{
return parts[0];
}
language = parts[0] + "-" + parts[1].ToUpperInvariant();
}
return language;
}
/// <summary>
/// Adjusts the image's language code preferring the 5 letter language code eg. en-US.
/// </summary>
/// <param name="imageLanguage">The image's actual language code.</param>
/// <param name="requestLanguage">The requested language code.</param>
/// <returns>The language code.</returns>
public static string AdjustImageLanguage(string imageLanguage, string requestLanguage)
{
if (!string.IsNullOrEmpty(imageLanguage)
&& !string.IsNullOrEmpty(requestLanguage)
&& requestLanguage.Length > 2
&& imageLanguage.Length == 2
&& requestLanguage.StartsWith(imageLanguage, StringComparison.OrdinalIgnoreCase))
{
return requestLanguage;
}
return imageLanguage;
}
/// <summary>
/// Combines the metadata country code and the parental rating from the Api into the value we store in our database.
/// </summary>
/// <param name="countryCode">The Iso 3166-1 country code of the rating country.</param>
/// <param name="ratingValue">The rating value returned by the Tmdb Api.</param>
/// <returns>The combined parental rating of country code+rating value.</returns>
public static string BuildParentalRating(string countryCode, string ratingValue)
{
// exclude US because we store us values as TV-14 without the country code.
var ratingPrefix = string.Equals(countryCode, "US", StringComparison.OrdinalIgnoreCase) ? string.Empty : countryCode + "-";
var newRating = ratingPrefix + ratingValue;
return newRating.Replace("DE-", "FSK-", StringComparison.OrdinalIgnoreCase);
}
}
}