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/** \file LanguagesManager.cpp
\brief Define the class to manage and load the languages
\author alpha_one_x86
\licence GPL3, see the file COPYING */
#include <QDir>
#include <QLibraryInfo>
#include "LanguagesManager.h"
#include "FacilityEngine.h"
#include "cpp11addition.h"
/// \brief Create the manager and load the defaults variables
LanguagesManager::LanguagesManager()
{
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Notice,"start");
//load the rest
std::vector<std::string> resourcesPaths=ResourcesManager::resourcesManager->getReadPath();
unsigned int index=0;
while(index<resourcesPaths.size())
{
std::string composedTempPath=resourcesPaths.at(index)+"Languages"+FacilityEngine::separator();
QDir LanguagesConfiguration(QString::fromStdString(composedTempPath));
if(LanguagesConfiguration.exists())
languagePath.push_back(composedTempPath);
index++;
}
//load the plugins
PluginsManager::pluginsManager->lockPluginListEdition();
connect(this,&LanguagesManager::previouslyPluginAdded, this, &LanguagesManager::onePluginAdded,Qt::QueuedConnection);
connect(PluginsManager::pluginsManager,&PluginsManager::onePluginAdded,this, &LanguagesManager::onePluginAdded,Qt::QueuedConnection);
#ifndef ULTRACOPIER_PLUGIN_ALL_IN_ONE
connect(PluginsManager::pluginsManager,&PluginsManager::onePluginWillBeRemoved, this, &LanguagesManager::onePluginWillBeRemoved,Qt::DirectConnection);
#endif
connect(PluginsManager::pluginsManager,&PluginsManager::pluginListingIsfinish, this, &LanguagesManager::allPluginIsLoaded,Qt::QueuedConnection);
std::vector<PluginsAvailable> list=PluginsManager::pluginsManager->getPluginsByCategory(PluginType_Languages);
foreach(PluginsAvailable currentPlugin,list)
emit previouslyPluginAdded(currentPlugin);
PluginsManager::pluginsManager->unlockPluginListEdition();
//load the GUI option
std::vector<std::pair<std::string, std::string> > KeysList;
KeysList.push_back(std::pair<std::string, std::string>("Language","en"));
KeysList.push_back(std::pair<std::string, std::string>("Language_force","false"));
OptionEngine::optionEngine->addOptionGroup("Language",KeysList);
// connect(this, &LanguagesManager::newLanguageLoaded, plugins,&PluginsManager::refreshPluginList);
// connect(this, &LanguagesManager::newLanguageLoaded, this,&LanguagesManager::retranslateTheUI);
connect(OptionEngine::optionEngine,&OptionEngine::newOptionValue, this, &LanguagesManager::newOptionValue,Qt::QueuedConnection);
connect(this, &LanguagesManager::newLanguageLoaded, PluginsManager::pluginsManager,&PluginsManager::newLanguageLoaded,Qt::QueuedConnection);
}
/// \brief Destroy the language manager
LanguagesManager::~LanguagesManager()
{
}
/// \brief load the language selected, return the main short code like en, fr, ..
std::string LanguagesManager::getTheRightLanguage() const
{
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Notice,"start");
if(LanguagesAvailableList.size()==0)
{
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Warning,"empty combobox list, failing back to english");
return "en";
}
else
{
if(!stringtobool(OptionEngine::optionEngine->getOptionValue("Language","Language_force")))
{
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Notice,"language auto-detection, QLocale::system().name(): "+QLocale::system().name().toStdString()+", QLocale::languageToString(QLocale::system().language()): "+QLocale::languageToString(QLocale::system().language()).toStdString());
std::string tempLanguage=getMainShortName(QLocale::languageToString(QLocale::system().language()).toStdString());
if(!tempLanguage.empty())
return tempLanguage;
else
{
tempLanguage=getMainShortName(QLocale::system().name().toStdString());
if(!tempLanguage.empty())
return tempLanguage;
else
{
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Warning,"Autodetection of the language failed, QLocale::languageToString(QLocale::system().language()): "+QLocale::languageToString(QLocale::system().language()).toStdString()+", QLocale::system().name(): "+QLocale::system().name().toStdString()+", failing back to english");
return OptionEngine::optionEngine->getOptionValue("Language","Language");
}
}
}
else
return OptionEngine::optionEngine->getOptionValue("Language","Language");
}
}
/* \brief To set the current language
\param newLanguage Should be short name code found into informations.xml of language file */
void LanguagesManager::setCurrentLanguage(const std::string &newLanguage)
{
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Notice,"start: "+newLanguage);
//protection for re-set the same language
if(currentLanguage==newLanguage)
return;
//store the language
PluginsManager::pluginsManager->setLanguage(newLanguage);
//unload the old language
if(currentLanguage!="en")
{
unsigned int indexTranslator=0;
while(indexTranslator<installedTranslator.size())
{
QCoreApplication::removeTranslator(installedTranslator.at(indexTranslator));
delete installedTranslator.at(indexTranslator);
indexTranslator++;
}
installedTranslator.clear();
}
unsigned int index=0;
while(index<LanguagesAvailableList.size())
{
if(LanguagesAvailableList.at(index).mainShortName==newLanguage)
{
//load the new language
if(newLanguage!="en")
{
QTranslator *temp;
std::vector<std::string> fileToLoad;
//load the language main
if(newLanguage=="en")
fileToLoad.push_back(":/Languages/en/translation.qm");
else
fileToLoad.push_back(LanguagesAvailableList.at(index).path+"translation.qm");
//load the language plugin
std::vector<PluginsAvailable> listLoadedPlugins=PluginsManager::pluginsManager->getPlugins();
unsigned int indexPluginIndex=0;
while(indexPluginIndex<listLoadedPlugins.size())
{
if(listLoadedPlugins.at(indexPluginIndex).category!=PluginType_Languages)
{
std::string tempPath=listLoadedPlugins.at(indexPluginIndex).path+"Languages"+FacilityEngine::separator()+LanguagesAvailableList.at(index).mainShortName+FacilityEngine::separator()+"translation.qm";
if(QFile::exists(QString::fromStdString(tempPath)))
fileToLoad.push_back(tempPath);
}
indexPluginIndex++;
}
unsigned int indexTranslationFile=0;
while(indexTranslationFile<fileToLoad.size())
{
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Notice,"Translation to load: "+fileToLoad.at(indexTranslationFile));
temp=new QTranslator();
if(!temp->load(QString::fromStdString(fileToLoad.at(indexTranslationFile))) || temp->isEmpty())
{
delete temp;
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Warning,"Unable to load the translation file: "+fileToLoad.at(indexTranslationFile));
}
else
{
QCoreApplication::installTranslator(temp);
installedTranslator.push_back(temp);
}
indexTranslationFile++;
}
temp=new QTranslator();
if(temp->load(QString("qt_")+QString::fromStdString(newLanguage), QLibraryInfo::location(QLibraryInfo::TranslationsPath)) && !temp->isEmpty())
{
QCoreApplication::installTranslator(temp);
installedTranslator.push_back(temp);
}
else
{
if(!temp->load(QString::fromStdString(LanguagesAvailableList.at(index).path)+"qt.qm") || temp->isEmpty())
{
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Warning,"Unable to load the translation file: qt.qm, into: "+LanguagesAvailableList.at(index).path);
delete temp;
}
else
{
QCoreApplication::installTranslator(temp);
installedTranslator.push_back(temp);
}
}
}
currentLanguage=newLanguage;
FacilityEngine::facilityEngine.retranslate();
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Notice,"emit newLanguageLoaded()");
emit newLanguageLoaded(currentLanguage);
return;
}
index++;
}
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Warning,"unable to found language: "+newLanguage+", LanguagesAvailableList.size(): "+std::to_string(LanguagesAvailableList.size()));
}
/// \brief check if short name is found into language
std::string LanguagesManager::getMainShortName(const std::string &shortName) const
{
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Notice,"start");
unsigned int index=0;
while(index<LanguagesAvailableList.size())
{
const LanguagesAvailable &languagesAvailable=LanguagesAvailableList.at(index);
if(languagesAvailable.shortName.find(shortName)!=languagesAvailable.shortName.cend() || languagesAvailable.fullName==shortName)
return languagesAvailable.mainShortName;
index++;
}
return "";
}
/// \brief load the language in languagePath
void LanguagesManager::allPluginIsLoaded()
{
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Notice,"start");
setCurrentLanguage(getTheRightLanguage());
}
const std::string LanguagesManager::autodetectedLanguage() const
{
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Notice,"language auto-detection, QLocale::system().name(): "+QLocale::system().name().toStdString()+", QLocale::languageToString(QLocale::system().language()): "+QLocale::languageToString(QLocale::system().language()).toStdString());
std::string tempLanguage=getMainShortName(QLocale::languageToString(QLocale::system().language()).toStdString());
if(!tempLanguage.empty())
return tempLanguage;
else
{
tempLanguage=getMainShortName(QLocale::system().name().toStdString());
if(!tempLanguage.empty())
return tempLanguage;
}
return std::string();
}
void LanguagesManager::onePluginAdded(const PluginsAvailable &plugin)
{
if(plugin.category!=PluginType_Languages)
return;
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Notice,"start");
QDomElement child = plugin.categorySpecific.firstChildElement(QStringLiteral("fullName"));
LanguagesAvailable temp;
if(!child.isNull() && child.isElement())
temp.fullName=child.text().toStdString();
child = plugin.categorySpecific.firstChildElement(QStringLiteral("shortName"));
while(!child.isNull())
{
if(child.isElement())
{
if(child.hasAttribute("mainCode") && child.attribute(QStringLiteral("mainCode"))==QStringLiteral("true"))
temp.mainShortName=child.text().toStdString();
temp.shortName.insert(child.text().toStdString());
}
child = child.nextSiblingElement(QStringLiteral("shortName"));
}
temp.path=plugin.path;
if(temp.fullName.empty())
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Warning,"fullName empty for: "+plugin.path);
else if(temp.path.empty())
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Warning,"path empty for: "+plugin.path);
else if(temp.mainShortName.empty())
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Warning,"mainShortName empty for: "+plugin.path);
else if(temp.shortName.size()<=0)
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Warning,"temp.shortName.size()<=0 for: "+plugin.path);
else if(!QFile::exists(QString::fromStdString(temp.path)+QStringLiteral("flag.png")))
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Warning,"flag file not found for: "+plugin.path);
else if(!QFile::exists(QString::fromStdString(temp.path)+QStringLiteral("translation.qm")) && temp.mainShortName!="en")
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Warning,"translation not found for: "+plugin.path);
else
LanguagesAvailableList.push_back(temp);
if(PluginsManager::pluginsManager->allPluginHaveBeenLoaded())
setCurrentLanguage(getTheRightLanguage());
}
#ifndef ULTRACOPIER_PLUGIN_ALL_IN_ONE
void LanguagesManager::onePluginWillBeRemoved(const PluginsAvailable &plugin)
{
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Notice,"start");
unsigned int index=0;
while(index<LanguagesAvailableList.size())
{
if(plugin.path==LanguagesAvailableList.at(index).path)
{
return;
}
index++;
}
}
#endif
void LanguagesManager::newOptionValue(const std::string &group)
{
if(group=="Language")
{
ULTRACOPIER_DEBUGCONSOLE(Ultracopier::DebugLevel_Notice,"group: "+group);
setCurrentLanguage(getTheRightLanguage());
}
}
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