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/*
For general Scribus (>=1.3.2) copyright and licensing information please refer
to the COPYING file provided with the program. Following this notice may exist
a copyright and/or license notice that predates the release of Scribus 1.3.2
for which a new license (GPL+exception) is in place.
*/

/***************************************************************************
    begin                : Jan 2005
    copyright            : (C) 2005 by Craig Bradney
    email                : cbradney@zip.com.au
 ***************************************************************************/


/***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/

 
#include <iostream>

#include <qdir.h>
#include <qfileinfo.h>
#include <qmap.h>
#include <qobject.h>
#include <qstringlist.h>

#include "scconfig.h"
#include "langmgr.h"
#include "scpaths.h"

void LanguageManager::init(bool generateInstalledList)
{
        //generateUntranslatedLangList();
        generateLangList();
        if (generateInstalledList)
                generateInstalledLangList();
}

void LanguageManager::generateLangList()
{
        langList.insert("af",    langPair("Afrikaans", QObject::tr( "Afrikaans" )) );
        langList.insert("ar",    langPair("Arabic", QObject::tr( "Arabic" )) );
        langList.insert("sq",    langPair("Albanian", QObject::tr( "Albanian" )) );
        langList.insert("eu",    langPair("Basque", QObject::tr( "Basque" )) );
        langList.insert("bg",    langPair("Bulgarian", QObject::tr( "Bulgarian" )) );
        langList.insert("br",    langPair("Breton", QObject::tr( "Breton" )) );
        langList.insert("ca",    langPair("Catalan", QObject::tr( "Catalan" )) );
        langList.insert("zh",    langPair("Chinese", QObject::tr( "Chinese" )) );
        langList.insert("hr",    langPair("Croatian", QObject::tr( "Croatian" )) );
        langList.insert("cs",    langPair("Czech", QObject::tr( "Czech" )) );
        langList.insert("cs_CZ", langPair("Czech", QObject::tr( "Czech" )) );
        langList.insert("da",    langPair("Danish", QObject::tr( "Danish" )) );
        langList.insert("da_DK", langPair("Danish", QObject::tr( "Danish" )) );
        langList.insert("nl",    langPair("Dutch", QObject::tr( "Dutch" )) );
        langList.insert("en",    langPair("English", QObject::tr( "English" )) );
        langList.insert("en_US", langPair("English (American)", QObject::tr( "English (American)" )) );
        langList.insert("en_AU", langPair("English (Australian)", QObject::tr( "English (Australian)" )) );
        langList.insert("en_GB", langPair("English (British)", QObject::tr( "English (British)" )) );
        langList.insert("eo",    langPair("Esperanto", QObject::tr( "Esperanto" )) );
        langList.insert("et",    langPair("Estonian", QObject::tr( "Estonian" )) );
        langList.insert("de",    langPair("German", QObject::tr( "German" )) );
        langList.insert("de_CH", langPair("German (Swiss)", QObject::tr( "German (Swiss)" )) );
        langList.insert("de_ol", langPair("German (Trad.)", QObject::tr( "German (Trad.)" )) );
        langList.insert("fi",    langPair("Finnish", QObject::tr( "Finnish" )) );
        langList.insert("fr",    langPair("French", QObject::tr( "French" )) );
        langList.insert("ga",    langPair("Galician", QObject::tr( "Galician" )) );
        langList.insert("galician", langPair("Galician", QObject::tr( "Galician" )) );
        langList.insert("gl",    langPair("Galician", QObject::tr( "Galician" )) );
        langList.insert("el",    langPair("Greek", QObject::tr( "Greek" )) );
        langList.insert("hu",    langPair("Hungarian", QObject::tr( "Hungarian" )) );
        langList.insert("id",    langPair("Indonesian", QObject::tr( "Indonesian" )) );
        langList.insert("is",    langPair("Icelandic", QObject::tr( "Icelandic" )) );
        langList.insert("it",    langPair("Italian", QObject::tr( "Italian" )) );
        langList.insert("ja",    langPair("Japanese", QObject::tr( "Japanese" )) );
        langList.insert("ko",    langPair("Korean", QObject::tr( "Korean" )) );
        langList.insert("lt",    langPair("Lithuanian", QObject::tr( "Lithuanian" )) );
        langList.insert("lt_LT", langPair("Lithuanian", QObject::tr( "Lithuanian" )) );
        langList.insert("lu",    langPair("Luxembourgish", QObject::tr( "Luxembourgish" )) );
        langList.insert("nb",    langPair("Norwegian (Bokmaal)", QObject::tr( "Norwegian (Bokmaal)" )) );
        langList.insert("nb_NO", langPair("Norwegian (Bokmaal)", QObject::tr( "Norwegian (Bokmaal)" )) );
        langList.insert("nn",    langPair("Norwegian (Nnyorsk)", QObject::tr( "Norwegian (Nnyorsk)" )) );
        langList.insert("nn_NO", langPair("Norwegian (Nnyorsk)", QObject::tr( "Norwegian (Nnyorsk)" )) );
        langList.insert("no",    langPair("Norwegian", QObject::tr( "Norwegian" )) );
        langList.insert("no_NO", langPair("Norwegian", QObject::tr( "Norwegian" )) );
        langList.insert("pl",    langPair("Polish", QObject::tr( "Polish" )) );
        langList.insert("pl_PL", langPair("Polish", QObject::tr( "Polish" )) );
        langList.insert("pt",    langPair("Portuguese", QObject::tr( "Portuguese" )) );
        langList.insert("pt_BR", langPair("Portuguese (BR)", QObject::tr( "Portuguese (BR)" )) );
        langList.insert("ru",    langPair("Russian", QObject::tr( "Russian" )) );
        langList.insert("se",    langPair("Swedish", QObject::tr( "Swedish" )) );
        langList.insert("es",    langPair("Spanish", QObject::tr( "Spanish" )) );
        langList.insert("es_ES", langPair("Spanish", QObject::tr( "Spanish" )) );
        langList.insert("es_LA", langPair("Spanish (Latin)", QObject::tr( "Spanish (Latin)" )) );
        langList.insert("sk",    langPair("Slovak", QObject::tr( "Slovak" )) );
        langList.insert("sl",    langPair("Slovenian", QObject::tr( "Slovenian" )) );
        langList.insert("sr",    langPair("Serbian", QObject::tr( "Serbian" )) );
        langList.insert("sv",    langPair("Swedish", QObject::tr( "Swedish" )) );
        langList.insert("th",    langPair("Thai", QObject::tr( "Thai" )) );
        langList.insert("th_TH", langPair("Thai", QObject::tr( "Thai" )) );
        langList.insert("tr",    langPair("Turkish", QObject::tr( "Turkish" )) );
        langList.insert("tr_TR", langPair("Turkish", QObject::tr( "Turkish" )) );
        langList.insert("uk",    langPair("Ukranian", QObject::tr( "Ukranian" )) );
        langList.insert("cy",    langPair("Welsh", QObject::tr( "Welsh" )) );
}

void LanguageManager::generateInstalledLangList()
{
        QString path = ScPaths::instance().libDir();
        QString langAbbrev;
        QMap<QString, langPair>::Iterator it;

        QDir dir(path , "*.*", QDir::Name, QDir::Files | QDir::NoSymLinks);
        if (dir.exists() && (dir.count() != 0))
                for (uint i = 0; i < dir.count(); ++i)
                {
                        QFileInfo file(path + dir[i]);
                        if (file.extension(false).lower() == "qm")
                        {
                                langAbbrev = file.extension().remove(".qm");
                                if ((it=langList.find(langAbbrev))!=langList.end())
                                                installedLangList.insert(it.key(), it.data().second);
                        }
                }
}

const QString LanguageManager::getLangFromAbbrev(QString langAbbrev, bool getTranslated)
{
        QMap<QString, langPair>::Iterator it;
        if ((it=langList.find(langAbbrev))!=langList.end())
        {
                if (getTranslated)
                        return it.data().second;
                else
                        return it.data().first;
        }
        else
                return "";     
}

const QString LanguageManager::getAbbrevFromLang(QString lang, bool getTranslated)
{
        QMap<QString, langPair>::Iterator it;
        for (it=langList.begin();it!=langList.end();++it)
        {
                if (installedLangList.find(it.key()) != installedLangList.end())
                {
                        if (getTranslated && it.data().second==lang)
                                return it.key();
                        if (!getTranslated && it.data().first==lang)
                                return it.key();
                }
        }
        return "";     
}

void LanguageManager::fillInstalledStringList(QStringList *stringListToFill, bool addDefaults)
{
        if (stringListToFill)
        {
                QMap<QString, QString>::Iterator it;

                if (addDefaults)
                {
                        stringListToFill->append("");
                        stringListToFill->append( QObject::tr( "English" ));
                }

                for (it=installedLangList.begin();it!=installedLangList.end();++it)
                        stringListToFill->append(it.data());
        }
}

void LanguageManager::printInstalledList()
{
        QMap<QString, QString>::Iterator it;

        for (it=installedLangList.begin();it!=installedLangList.end();++it)
                std::cout << it.key().leftJustify(6) << ": " << it.data() << std::endl;
}

LanguageManager::~LanguageManager()
{
        langList.clear();
        installedLangList.clear();
}