/*
* DAWN OF LIGHT - The first free open source DAoC server emulator
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Reflection;
using System.Text;
using System.Text.RegularExpressions;
using log4net;
namespace DOL.GS
{
/// <summary>
/// LanguageMgr take care about all support of multi-language on server
/// </summary>
public class LanguageMgr
{
#region Variables
private static readonly ILog log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private static SortedList<String, SortedList<String, String>> m_languageArray;
private static char m_dirSep = Path.DirectorySeparatorChar;
private static string m_lngDir = "Language";
private static string m_lngRegex = @"[(.*)] = [(.*)]";
#endregion
/// <summary>
/// Initializes the LanguageMgr
/// </summary>
/// <returns>True if initialization succeeded</returns>
public static bool Initialize()
{
m_languageArray = new SortedList<String, SortedList<String, String>>(StringComparer.CurrentCultureIgnoreCase);
try
{
string path = "." + m_dirSep + m_lngDir + m_dirSep;
ParseDirectory(path, "*.lng");
}
catch (Exception e)
{
if (log.IsErrorEnabled)
log.Error("Language file exception", e);
return false;
}
return true;
}
/// <summary>
/// Retrieves a stored key/value pair, and returns a default string if the specified key doesn't exist
/// </summary>
/// <param name="language">The language to look at</param>
/// <param name="key">The key for the string</param>
/// <param name="defaultString">The default string to return</param>
/// <returns>The value associated with the key, or the default string</returns>
public static string GetString(string language, string key, string defaultString)
{
SortedList<String, String> langDict = m_languageArray[language.ToLower()];
if (langDict == null) return defaultString;
if (tempDict[key] == null) return defaultString;
return tempDict[key];
}
/// <summary>
/// Parses a directory for all source files
/// </summary>
/// <param name="path">The root directory to start the search in</param>
/// <param name="filter">A filter representing the types of files to search for</param>
private static void ParseDirectory(string path, string filter)
{
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
string[] dirs = Directory.GetDirectories(path);
foreach (string dir in dirs)
{
ParseDirectory(dir, filter);
}
string[] files = Directory.GetFiles(path, filter);
foreach (string file in files)
{
ParseLanguageFile(file);
}
}
/// <summary>
/// Parses a language file and stores all key/value pairs found
/// </summary>
/// <param name="file">The file name of the language file to parse</param>
private static void ParseLanguageFile(string file)
{
if (!File.Exists(file))
{
throw new Exception("Invalid file: " + file);
}
using (StreamReader filereader = File.OpenText(file))
{
// Figure out the language of the file.
FileInfo lngFileInfo = new FileInfo(file);
string languageType = lngFileInfo.Name.Remove(lngFileInfo.Name.Length - 4);
SortedList<String, String> languageDict = new SortedList<String, String>(StringComparer.CurrentCultureIgnoreCase);
string line;
while ((line = filereader.ReadLine()) != null)
{
// Try and match a key/value pair.
Regex entryRegex = new Regex(m_lngRegex);
Match entryMatcher = entryRegex.Match(line);
if (entryMatcher.Groups.Count == 2)
{
// We have a match, store it.
languageDict.Add(entryMatcher.Groups[0].Value, entryMatcher.Groups[1].Value);
}
}
m_languageArray.Add(languageType.ToLower(), languageDict);
}
}
}
}