langutils.cpp

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/*
    Copyright 2007 Pino Toscano <pino@kde.org>
    Copyright 2007-2008 Anne-Marie Mahfouf <annma@kde.org>

    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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

//project headers
#include "langutils.h"
#include "prefs.h"

#include <QDir>

#include <KGlobal>
#include <KLocale>
#include <KStandardDirs>

bool LangUtils::hasSpecialChars(const QString& lang)
{
    if (lang== "cs"
        || lang== "da"
        || lang== "sk"
        || lang== "es"
        || lang== "de"
        || lang== "hu"
        || lang== "nds"
        || lang== "lt")
        return true;
    return false;
}

bool LangUtils::isIndian(const QString& lang)
{
    if (lang == "kn"
        || lang == "ml"
        || lang == "te"
        || lang == "pa")
        return true;
    return false;
}

QStringList LangUtils::getLanguages()
{
    QStringList m_languages;
    m_languages.clear();
    //the program scans in klettres/data/ to see what languages data is found
    const QStringList mdirs = KGlobal::dirs()->findDirs("data", "klettres/");
    //if (mdirs.isEmpty()) return NULL;
    for (QStringList::const_iterator it =mdirs.constBegin(); it !=mdirs.constEnd(); ++it ) {
        QDir dir(*it);
        m_languages += dir.entryList(QDir::Dirs, QDir::Name);
        m_languages.removeAll(".");
        m_languages.removeAll("..");
    }
    m_languages.removeAll("pics");
    m_languages.removeAll("data");
    m_languages.removeAll("icons");
    m_languages.sort();

    //find duplicated entries in KDEDIR and KDEHOME
    QStringList temp_languages;
    for (int i=0;  i<m_languages.count(); i++)  {
        if (m_languages.count(m_languages[i])>1)  {
            temp_languages.append(m_languages[i]);
            m_languages.removeAll(m_languages[i]);
        }
        for (int i=0;  i<temp_languages.count(); i++)  {
            if (i%2==0)
            m_languages.append(temp_languages[i]);//append 1 of the 2 instances found
        }
        temp_languages.clear();
    }
    //TODO TEST in FRENCH
    m_languages.sort();
    kDebug() <<m_languages;
    return m_languages;
}

QStringList LangUtils::getLanguagesNames(QStringList languagesList)
{
    //we look in $KDEDIR/share/locale/all_languages from /kdelibs/kdecore/all_languages
    //to find the name of the country
    //corresponding to the code and the language the user set
    QStringList languagesNames;
    KConfig entry(KStandardDirs::locate("locale", "all_languages"));

    foreach(const QString &language, languagesList) {
        if (language == "hi-ro") {
            languagesNames.append(i18n("Romanized Hindi"));
        } else if (language == "lug_UG") {
            languagesNames.append(i18n("Luganda"));
        } else if (language == "ep") {
            languagesNames.append(i18n("English Phonics"));
        } else {
            KConfigGroup group = entry.group(language);
            QString languageName = group.readEntry("Name");
            if (languageName.isEmpty()) {
                languageName = i18nc("@item:inlistbox no language for that locale", "None");
            }
            languagesNames.append(languageName);
        }
    }
    //never sort m_languageNames as it's m_languages translated
    return languagesNames;
}

void LangUtils::writeLangConfig()
{
    //write the present languages in config so they cannot be downloaded
    KConfigGroup config(KGlobal::config(), "KNewStuffStatus");
    QStringList m_languages = getLanguages();
    for (int i=0;  i<m_languages.count(); i++)  {
        QString tmp = m_languages[i];
        if (!config.readEntry(tmp, QString()).isEmpty()) {
            config.writeEntry(tmp, QDate::currentDate().toString());
        }
    }
    config.sync();
}