jellyfin/Emby.Server.Implementations/Localization/LocalizationManager.cs
Luke Pulverenti b4fff161fa 3.2.33.10
2017-10-16 14:09:14 -04:00

446 lines
16 KiB
C#

using MediaBrowser.Model.Extensions;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Globalization;
using MediaBrowser.Model.Serialization;
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using MediaBrowser.Model.IO;
using MediaBrowser.Model.Logging;
using MediaBrowser.Model.Reflection;
namespace Emby.Server.Implementations.Localization
{
/// <summary>
/// Class LocalizationManager
/// </summary>
public class LocalizationManager : ILocalizationManager
{
/// <summary>
/// The _configuration manager
/// </summary>
private readonly IServerConfigurationManager _configurationManager;
/// <summary>
/// The us culture
/// </summary>
private static readonly CultureInfo UsCulture = new CultureInfo("en-US");
private readonly ConcurrentDictionary<string, Dictionary<string, ParentalRating>> _allParentalRatings =
new ConcurrentDictionary<string, Dictionary<string, ParentalRating>>(StringComparer.OrdinalIgnoreCase);
private readonly IFileSystem _fileSystem;
private readonly IJsonSerializer _jsonSerializer;
private readonly ILogger _logger;
private readonly IAssemblyInfo _assemblyInfo;
private readonly ITextLocalizer _textLocalizer;
/// <summary>
/// Initializes a new instance of the <see cref="LocalizationManager" /> class.
/// </summary>
/// <param name="configurationManager">The configuration manager.</param>
/// <param name="fileSystem">The file system.</param>
/// <param name="jsonSerializer">The json serializer.</param>
public LocalizationManager(IServerConfigurationManager configurationManager, IFileSystem fileSystem, IJsonSerializer jsonSerializer, ILogger logger, IAssemblyInfo assemblyInfo, ITextLocalizer textLocalizer)
{
_configurationManager = configurationManager;
_fileSystem = fileSystem;
_jsonSerializer = jsonSerializer;
_logger = logger;
_assemblyInfo = assemblyInfo;
_textLocalizer = textLocalizer;
ExtractAll();
}
private void ExtractAll()
{
var type = GetType();
var resourcePath = type.Namespace + ".Ratings.";
var localizationPath = LocalizationPath;
_fileSystem.CreateDirectory(localizationPath);
var existingFiles = GetRatingsFiles(localizationPath)
.Select(Path.GetFileName)
.ToList();
// Extract from the assembly
foreach (var resource in _assemblyInfo
.GetManifestResourceNames(type)
.Where(i => i.StartsWith(resourcePath)))
{
var filename = "ratings-" + resource.Substring(resourcePath.Length);
if (!existingFiles.Contains(filename))
{
using (var stream = _assemblyInfo.GetManifestResourceStream(type, resource))
{
var target = Path.Combine(localizationPath, filename);
_logger.Info("Extracting ratings to {0}", target);
using (var fs = _fileSystem.GetFileStream(target, FileOpenMode.Create, FileAccessMode.Write, FileShareMode.Read))
{
stream.CopyTo(fs);
}
}
}
}
foreach (var file in GetRatingsFiles(localizationPath))
{
LoadRatings(file);
}
}
private List<string> GetRatingsFiles(string directory)
{
return _fileSystem.GetFilePaths(directory, false)
.Where(i => string.Equals(Path.GetExtension(i), ".txt", StringComparison.OrdinalIgnoreCase))
.Where(i => Path.GetFileName(i).StartsWith("ratings-", StringComparison.OrdinalIgnoreCase))
.ToList();
}
/// <summary>
/// Gets the localization path.
/// </summary>
/// <value>The localization path.</value>
public string LocalizationPath
{
get
{
return Path.Combine(_configurationManager.ApplicationPaths.ProgramDataPath, "localization");
}
}
public string RemoveDiacritics(string text)
{
return _textLocalizer.RemoveDiacritics(text);
}
public string NormalizeFormKD(string text)
{
return _textLocalizer.NormalizeFormKD(text);
}
/// <summary>
/// Gets the cultures.
/// </summary>
/// <returns>IEnumerable{CultureDto}.</returns>
public CultureDto[] GetCultures()
{
var type = GetType();
var path = type.Namespace + ".iso6392.txt";
var list = new List<CultureDto>();
using (var stream = _assemblyInfo.GetManifestResourceStream(type, path))
{
using (var reader = new StreamReader(stream))
{
while (!reader.EndOfStream)
{
var line = reader.ReadLine();
if (!string.IsNullOrWhiteSpace(line))
{
var parts = line.Split('|');
if (parts.Length == 5)
{
list.Add(new CultureDto
{
DisplayName = parts[3],
Name = parts[3],
ThreeLetterISOLanguageName = parts[0],
TwoLetterISOLanguageName = parts[2]
});
}
}
}
}
}
return list.Where(i => !string.IsNullOrWhiteSpace(i.Name) &&
!string.IsNullOrWhiteSpace(i.DisplayName) &&
!string.IsNullOrWhiteSpace(i.ThreeLetterISOLanguageName) &&
!string.IsNullOrWhiteSpace(i.TwoLetterISOLanguageName)).ToArray();
}
/// <summary>
/// Gets the countries.
/// </summary>
/// <returns>IEnumerable{CountryInfo}.</returns>
public CountryInfo[] GetCountries()
{
var type = GetType();
var path = type.Namespace + ".countries.json";
using (var stream = _assemblyInfo.GetManifestResourceStream(type, path))
{
return _jsonSerializer.DeserializeFromStream<CountryInfo[]>(stream);
}
}
/// <summary>
/// Gets the parental ratings.
/// </summary>
/// <returns>IEnumerable{ParentalRating}.</returns>
public ParentalRating[] GetParentalRatings()
{
return GetParentalRatingsDictionary().Values.ToArray();
}
/// <summary>
/// Gets the parental ratings dictionary.
/// </summary>
/// <returns>Dictionary{System.StringParentalRating}.</returns>
private Dictionary<string, ParentalRating> GetParentalRatingsDictionary()
{
var countryCode = _configurationManager.Configuration.MetadataCountryCode;
if (string.IsNullOrEmpty(countryCode))
{
countryCode = "us";
}
var ratings = GetRatings(countryCode);
if (ratings == null)
{
ratings = GetRatings("us");
}
return ratings;
}
/// <summary>
/// Gets the ratings.
/// </summary>
/// <param name="countryCode">The country code.</param>
private Dictionary<string, ParentalRating> GetRatings(string countryCode)
{
Dictionary<string, ParentalRating> value;
_allParentalRatings.TryGetValue(countryCode, out value);
return value;
}
/// <summary>
/// Loads the ratings.
/// </summary>
/// <param name="file">The file.</param>
/// <returns>Dictionary{System.StringParentalRating}.</returns>
private void LoadRatings(string file)
{
var dict = _fileSystem.ReadAllLines(file).Select(i =>
{
if (!string.IsNullOrWhiteSpace(i))
{
var parts = i.Split(',');
if (parts.Length == 2)
{
int value;
if (int.TryParse(parts[1], NumberStyles.Integer, UsCulture, out value))
{
return new ParentalRating { Name = parts[0], Value = value };
}
}
}
return null;
})
.Where(i => i != null)
.ToDictionary(i => i.Name, StringComparer.OrdinalIgnoreCase);
var countryCode = _fileSystem.GetFileNameWithoutExtension(file)
.Split('-')
.Last();
_allParentalRatings.TryAdd(countryCode, dict);
}
private readonly string[] _unratedValues = {"n/a", "unrated", "not rated"};
/// <summary>
/// Gets the rating level.
/// </summary>
public int? GetRatingLevel(string rating)
{
if (string.IsNullOrEmpty(rating))
{
throw new ArgumentNullException("rating");
}
if (_unratedValues.Contains(rating, StringComparer.OrdinalIgnoreCase))
{
return null;
}
// Fairly common for some users to have "Rated R" in their rating field
rating = rating.Replace("Rated ", string.Empty, StringComparison.OrdinalIgnoreCase);
var ratingsDictionary = GetParentalRatingsDictionary();
ParentalRating value;
if (!ratingsDictionary.TryGetValue(rating, out value))
{
// If we don't find anything check all ratings systems
foreach (var dictionary in _allParentalRatings.Values)
{
if (dictionary.TryGetValue(rating, out value))
{
return value.Value;
}
}
}
return value == null ? (int?)null : value.Value;
}
public string GetLocalizedString(string phrase)
{
return GetLocalizedString(phrase, _configurationManager.Configuration.UICulture);
}
public string GetLocalizedString(string phrase, string culture)
{
var dictionary = GetLocalizationDictionary(culture);
string value;
if (dictionary.TryGetValue(phrase, out value))
{
return value;
}
return phrase;
}
private readonly ConcurrentDictionary<string, Dictionary<string, string>> _dictionaries =
new ConcurrentDictionary<string, Dictionary<string, string>>(StringComparer.OrdinalIgnoreCase);
public Dictionary<string, string> GetLocalizationDictionary(string culture)
{
const string prefix = "Core";
var key = prefix + culture;
return _dictionaries.GetOrAdd(key, k => GetDictionary(prefix, culture, "en-US.json"));
}
private Dictionary<string, string> GetDictionary(string prefix, string culture, string baseFilename)
{
var dictionary = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
var namespaceName = GetType().Namespace + "." + prefix;
CopyInto(dictionary, namespaceName + "." + baseFilename);
CopyInto(dictionary, namespaceName + "." + GetResourceFilename(culture));
return dictionary;
}
private void CopyInto(IDictionary<string, string> dictionary, string resourcePath)
{
using (var stream = _assemblyInfo.GetManifestResourceStream(GetType(), resourcePath))
{
if (stream != null)
{
var dict = _jsonSerializer.DeserializeFromStream<Dictionary<string, string>>(stream);
foreach (var key in dict.Keys)
{
dictionary[key] = dict[key];
}
}
}
}
private string GetResourceFilename(string culture)
{
var parts = culture.Split('-');
if (parts.Length == 2)
{
culture = parts[0].ToLower() + "-" + parts[1].ToUpper();
}
else
{
culture = culture.ToLower();
}
return culture + ".json";
}
public LocalizatonOption[] GetLocalizationOptions()
{
return new LocalizatonOption[]
{
new LocalizatonOption{ Name="Arabic", Value="ar"},
new LocalizatonOption{ Name="Belarusian (Belarus)", Value="be-BY"},
new LocalizatonOption{ Name="Bulgarian (Bulgaria)", Value="bg-BG"},
new LocalizatonOption{ Name="Catalan", Value="ca"},
new LocalizatonOption{ Name="Chinese Simplified", Value="zh-CN"},
new LocalizatonOption{ Name="Chinese Traditional", Value="zh-TW"},
new LocalizatonOption{ Name="Chinese Traditional (Hong Kong)", Value="zh-HK"},
new LocalizatonOption{ Name="Croatian", Value="hr"},
new LocalizatonOption{ Name="Czech", Value="cs"},
new LocalizatonOption{ Name="Danish", Value="da"},
new LocalizatonOption{ Name="Dutch", Value="nl"},
new LocalizatonOption{ Name="English (United Kingdom)", Value="en-GB"},
new LocalizatonOption{ Name="English (United States)", Value="en-US"},
new LocalizatonOption{ Name="Finnish", Value="fi"},
new LocalizatonOption{ Name="French", Value="fr"},
new LocalizatonOption{ Name="French (Canada)", Value="fr-CA"},
new LocalizatonOption{ Name="German", Value="de"},
new LocalizatonOption{ Name="Greek", Value="el"},
new LocalizatonOption{ Name="Hebrew", Value="he"},
new LocalizatonOption{ Name="Hindi (India)", Value="hi-IN"},
new LocalizatonOption{ Name="Hungarian", Value="hu"},
new LocalizatonOption{ Name="Indonesian", Value="id"},
new LocalizatonOption{ Name="Italian", Value="it"},
new LocalizatonOption{ Name="Japanese", Value="ja"},
new LocalizatonOption{ Name="Kazakh", Value="kk"},
new LocalizatonOption{ Name="Korean", Value="ko"},
new LocalizatonOption{ Name="Lithuanian", Value="lt-LT"},
new LocalizatonOption{ Name="Malay", Value="ms"},
new LocalizatonOption{ Name="Norwegian Bokmål", Value="nb"},
new LocalizatonOption{ Name="Persian", Value="fa"},
new LocalizatonOption{ Name="Polish", Value="pl"},
new LocalizatonOption{ Name="Portuguese (Brazil)", Value="pt-BR"},
new LocalizatonOption{ Name="Portuguese (Portugal)", Value="pt-PT"},
new LocalizatonOption{ Name="Romanian", Value="ro"},
new LocalizatonOption{ Name="Russian", Value="ru"},
new LocalizatonOption{ Name="Slovak", Value="sk"},
new LocalizatonOption{ Name="Slovenian (Slovenia)", Value="sl-SI"},
new LocalizatonOption{ Name="Spanish", Value="es"},
new LocalizatonOption{ Name="Spanish (Latin America)", Value="es-419"},
new LocalizatonOption{ Name="Spanish (Mexico)", Value="es-MX"},
new LocalizatonOption{ Name="Swedish", Value="sv"},
new LocalizatonOption{ Name="Swiss German", Value="gsw"},
new LocalizatonOption{ Name="Turkish", Value="tr"},
new LocalizatonOption{ Name="Ukrainian", Value="uk"},
new LocalizatonOption{ Name="Vietnamese", Value="vi"}
};
}
}
public interface ITextLocalizer
{
string RemoveDiacritics(string text);
string NormalizeFormKD(string text);
}
}