seb-win-refactoring/SafeExamBrowser.I18n/Text.cs

77 lines
1.9 KiB
C#

/*
* Copyright (c) 2024 ETH Zürich, IT Services
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Reflection;
using SafeExamBrowser.I18n.Contracts;
using SafeExamBrowser.Logging.Contracts;
namespace SafeExamBrowser.I18n
{
/// <summary>
/// Default implementation of <see cref="IText"/>.
/// </summary>
public class Text : IText
{
private ILogger logger;
private IDictionary<TextKey, string> text;
public Text(ILogger logger)
{
this.logger = logger;
this.text = new Dictionary<TextKey, string>();
}
public string Get(TextKey key)
{
return text.ContainsKey(key) ? text[key] : $"Could not find text for key '{key}'!";
}
public void Initialize()
{
try
{
var assembly = Assembly.GetAssembly(typeof(Text));
var data = default(Stream);
var language = CultureInfo.CurrentUICulture.TwoLetterISOLanguageName.ToLower();
var path = $"{typeof(Text).Namespace}.Data";
var resource = default(ITextResource);
try
{
logger.Debug($"System language is '{language}', trying to load data...");
data = assembly.GetManifestResourceStream($"{path}.{language}.xml");
}
catch (FileNotFoundException)
{
}
if (data == default(Stream))
{
logger.Warn($"Could not find data for language '{language}'! Loading default language 'en'...");
data = assembly.GetManifestResourceStream($"{path}.en.xml");
}
using (data)
{
resource = new XmlTextResource(data);
text = resource.LoadText();
}
logger.Debug("Data successfully loaded.");
}
catch (Exception e)
{
logger.Error("Failed to initialize data!", e);
}
}
}
}