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#include "TranslationManager.h"
#include <QApplication>
#include <QTranslator>
#include <QDir>
#include <QDebug>
#include <QFileInfo>
TranslationManager * TranslationManager::m_instance = nullptr;
TranslationManager::TranslationManager(QObject *parent) : QObject(parent)
{
m_translator = new QTranslator(this);
}
bool TranslationManager::setLanguage(const QString &language)
{
qDebug() << __FUNCTION__ << " " << language;
// if language is "en", remove translator
if (language.toLower() == "en") {
qApp->removeTranslator(m_translator);
emit languageChanged();
return true;
}
QString dir = qApp->applicationDirPath() + "/translations";
QString filename = "monero-core_" + language;
qDebug("%s: loading translation file '%s' from '%s'",
__FUNCTION__, qPrintable(filename), qPrintable(dir));
if (m_translator->load(filename, dir)) {
qDebug("%s: translation for language '%s' loaded successfully",
__FUNCTION__, qPrintable(language));
// TODO: apply locale?
qApp->installTranslator(m_translator);
emit languageChanged();
return true;
}
qDebug("%s: couldn't load translation file '%s' from '%s'",
__FUNCTION__, qPrintable(filename), qPrintable(dir));
qDebug("%s: loading embedded translation file '%s'",
__FUNCTION__, qPrintable(filename));
if (m_translator->load(filename, ":")) {
qDebug("%s: embedded translation for language '%s' loaded successfully",
__FUNCTION__, qPrintable(language));
qApp->installTranslator(m_translator);
emit languageChanged();
return true;
}
qCritical("%s: error loading translation for language '%s'",
__FUNCTION__, qPrintable(language));
return false;
}
TranslationManager *TranslationManager::instance()
{
if (!m_instance) {
m_instance = new TranslationManager();
}
return m_instance;
}
QString TranslationManager::emptyString()
{
return "";
}
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