5.23

1 files changed, 0 insertions, 485 deletions

diff --git a/lib/localization.cpp b/lib/localization.cpp
deleted file mode 100644
index 3536ba70..00000000
--- a/lib/localization.cpp
+++ /dev/null
@@ -1,485 +0,0 @@
-// **************************************************************************
-// * This file is part of the FreeFileSync project. It is distributed under *
-// * GNU General Public License: http://www.gnu.org/licenses/gpl.html       *
-// * Copyright (C) Zenju (zenju AT gmx DOT de) - All Rights Reserved        *
-// **************************************************************************
-
-#include "localization.h"
-#include <map>
-#include <list>
-#include <iterator>
-#include <zen/string_tools.h>
-#include <zen/file_traverser.h>
-#include <zen/serialize.h>
-#include <zen/i18n.h>
-#include <zen/format_unit.h>
-#include <wx/intl.h>
-#include <wx/log.h>
-#include "parse_plural.h"
-#include "parse_lng.h"
-#include "ffs_paths.h"
-
-#ifdef ZEN_LINUX
-#include <wchar.h> //wcscasecmp
-
-#elif defined ZEN_MAC
-#include <CoreServices/CoreServices.h>
-#endif
-
-using namespace zen;
-
-
-namespace
-{
-class FFSTranslation : public TranslationHandler
-{
-public:
-    FFSTranslation(const Zstring& filename, wxLanguage languageId); //throw lngfile::ParsingError, parse_plural::ParsingError
-
-    wxLanguage langId() const { return langId_; }
-
-    virtual std::wstring translate(const std::wstring& text) override
-    {
-        //look for translation in buffer table
-        auto it = transMapping.find(text);
-        if (it != transMapping.end() && !it->second.empty())
-            return it->second;
-        return text; //fallback
-    }
-
-    virtual std::wstring translate(const std::wstring& singular, const std::wstring& plural, std::int64_t n) override
-    {
-        auto it = transMappingPl.find(std::make_pair(singular, plural));
-        if (it != transMappingPl.end())
-        {
-            const size_t formNo = pluralParser->getForm(n);
-            if (formNo < it->second.size())
-                return replaceCpy(it->second[formNo], L"%x", toGuiString(n));
-        }
-        return replaceCpy(std::abs(n) == 1 ? singular : plural, L"%x", toGuiString(n)); //fallback
-    }
-
-private:
-    typedef hash_map<std::wstring, std::wstring> Translation; //hash_map is 15% faster than std::map on GCC
-    typedef std::map<std::pair<std::wstring, std::wstring>, std::vector<std::wstring>> TranslationPlural;
-
-    Translation       transMapping; //map original text |-> translation
-    TranslationPlural transMappingPl;
-    std::unique_ptr<parse_plural::PluralForm> pluralParser; //bound!
-    wxLanguage langId_;
-};
-
-
-FFSTranslation::FFSTranslation(const Zstring& filename, wxLanguage languageId) : langId_(languageId) //throw lngfile::ParsingError, parse_plural::ParsingError
-{
-    std::string inputStream;
-    try
-    {
-        inputStream = loadBinStream<std::string>(filename); //throw FileError
-    }
-    catch (const FileError& e)
-    {
-        throw lngfile::ParsingError(e.toString(), 0, 0); //passing FileError is too high a level for Parsing error, OTOH user is unlikely to see this since file I/O issues are sorted out by ExistingTranslations()!
-    }
-
-    lngfile::TransHeader          header;
-    lngfile::TranslationMap       transInput;
-    lngfile::TranslationPluralMap transPluralInput;
-    lngfile::parseLng(inputStream, header, transInput, transPluralInput); //throw ParsingError
-
-    for (const auto& item : transInput)
-    {
-        const std::wstring original    = utfCvrtTo<std::wstring>(item.first);
-        const std::wstring translation = utfCvrtTo<std::wstring>(item.second);
-        transMapping.insert(std::make_pair(original, translation));
-    }
-
-    for (const auto& item : transPluralInput)
-    {
-        const std::wstring engSingular = utfCvrtTo<std::wstring>(item.first.first);
-        const std::wstring engPlural   = utfCvrtTo<std::wstring>(item.first.second);
-
-        std::vector<std::wstring> plFormsWide;
-        for (const std::string& pf : item.second)
-            plFormsWide.push_back(utfCvrtTo<std::wstring>(pf));
-
-        transMappingPl.insert(std::make_pair(std::make_pair(engSingular, engPlural), plFormsWide));
-    }
-
-    pluralParser = make_unique<parse_plural::PluralForm>(header.pluralDefinition); //throw parse_plural::ParsingError
-}
-
-
-class FindLngfiles : public zen::TraverseCallback
-{
-public:
-    FindLngfiles(std::vector<Zstring>& lngFiles) : lngFiles_(lngFiles) {}
-
-    virtual void onFile(const Zchar* shortName, const Zstring& fullName, const FileInfo& details)
-    {
-        if (endsWith(fullName, Zstr(".lng")))
-            lngFiles_.push_back(fullName);
-    }
-
-    virtual HandleLink onSymlink(const Zchar* shortName, const Zstring& fullName, const SymlinkInfo& details) { return LINK_SKIP; }
-    virtual TraverseCallback* onDir(const Zchar* shortName, const Zstring& fullName) { return nullptr; }
-    virtual HandleError reportDirError (const std::wstring& msg, size_t retryNumber)                         { assert(false); return ON_ERROR_IGNORE; } //errors are not really critical in this context
-    virtual HandleError reportItemError(const std::wstring& msg, size_t retryNumber, const Zchar* shortName) { assert(false); return ON_ERROR_IGNORE; } //
-
-private:
-    std::vector<Zstring>& lngFiles_;
-};
-
-
-struct LessTranslation
-{
-    bool operator()(const ExistingTranslations::Entry& lhs, const ExistingTranslations::Entry& rhs) const
-    {
-        //use a more "natural" sort: ignore case and diacritics
-#ifdef ZEN_WIN
-        const int rv = ::CompareString(LOCALE_USER_DEFAULT,      //__in  LCID Locale,
-                                       NORM_IGNORECASE,          //__in  DWORD dwCmpFlags,
-                                       lhs.languageName.c_str(), //__in  LPCTSTR lpString1,
-                                       static_cast<int>(lhs.languageName.size()), //__in  int cchCount1,
-                                       rhs.languageName.c_str(), //__in  LPCTSTR lpString2,
-                                       static_cast<int>(rhs.languageName.size())); //__in  int cchCount2
-        if (rv == 0)
-            throw std::runtime_error("Error comparing strings.");
-        else
-            return rv == CSTR_LESS_THAN; //convert to C-style string compare result
-
-#elif defined ZEN_LINUX
-        return ::wcscasecmp(lhs.languageName.c_str(), rhs.languageName.c_str()) < 0; //ignores case; locale-dependent!
-        //return lhs.languageName.CmpNoCase(rhs.languageName) < 0;
-
-#elif defined ZEN_MAC
-        auto allocCFStringRef = [](const std::wstring& str) -> CFStringRef //output not owned!
-        {
-            return ::CFStringCreateWithCString(nullptr, //CFAllocatorRef alloc,
-            utfCvrtTo<std::string>(str).c_str(), //const char *cStr,
-            kCFStringEncodingUTF8);              //CFStringEncoding encoding
-        };
-
-        CFStringRef langL = allocCFStringRef(lhs.languageName);
-        ZEN_ON_SCOPE_EXIT(::CFRelease(langL));
-
-        CFStringRef langR = allocCFStringRef(rhs.languageName);
-        ZEN_ON_SCOPE_EXIT(::CFRelease(langR));
-
-        return::CFStringCompare(langL, langR, kCFCompareLocalized | kCFCompareCaseInsensitive) == kCFCompareLessThan; //no-fail
-#endif
-    }
-};
-}
-
-
-ExistingTranslations::ExistingTranslations()
-{
-    {
-        //default entry:
-        ExistingTranslations::Entry newEntry;
-        newEntry.languageID     = wxLANGUAGE_ENGLISH_US;
-        newEntry.languageName   = L"English (US)";
-        newEntry.languageFile   = L"";
-        newEntry.translatorName = L"Zenju";
-        newEntry.languageFlag   = L"flag_usa.png";
-        locMapping.push_back(newEntry);
-    }
-
-    //search language files available
-    std::vector<Zstring> lngFiles;
-    FindLngfiles traverseCallback(lngFiles);
-
-    traverseFolder(zen::getResourceDir() +  Zstr("Languages"), //throw();
-                   traverseCallback);
-
-    for (const Zstring& filename : lngFiles)
-    {
-        try
-        {
-            const std::string stream = loadBinStream<std::string>(filename); //throw FileError
-
-            lngfile::TransHeader lngHeader;
-            lngfile::parseHeader(stream, lngHeader); //throw ParsingError
-
-            assert(!lngHeader.languageName  .empty());
-            assert(!lngHeader.translatorName.empty());
-            assert(!lngHeader.localeName    .empty());
-            assert(!lngHeader.flagFile      .empty());
-            /*
-            There is some buggy behavior in wxWidgets which maps "zh_TW" to simplified chinese.
-            Fortunately locales can be also entered as description. I changed to "Chinese (Traditional)" which works fine.
-            */
-            if (const wxLanguageInfo* locInfo = wxLocale::FindLanguageInfo(utfCvrtTo<wxString>(lngHeader.localeName)))
-            {
-                ExistingTranslations::Entry newEntry;
-                newEntry.languageID     = locInfo->Language;
-                newEntry.languageName   = utfCvrtTo<std::wstring>(lngHeader.languageName);
-                newEntry.languageFile   = utfCvrtTo<std::wstring>(filename);
-                newEntry.translatorName = utfCvrtTo<std::wstring>(lngHeader.translatorName);
-                newEntry.languageFlag   = utfCvrtTo<std::wstring>(lngHeader.flagFile);
-                locMapping.push_back(newEntry);
-            }
-            else assert(false);
-        }
-        catch (FileError&) { assert(false); }
-        catch (lngfile::ParsingError&) { assert(false); } //better not show an error message here; scenario: batch jobs
-    }
-
-    std::sort(locMapping.begin(), locMapping.end(), LessTranslation());
-}
-
-
-const std::vector<ExistingTranslations::Entry>& ExistingTranslations::get()
-{
-    static ExistingTranslations instance;
-    return instance.locMapping;
-}
-
-
-namespace
-{
-wxLanguage mapLanguageDialect(wxLanguage language)
-{
-    switch (static_cast<int>(language)) //avoid enumeration value wxLANGUAGE_*' not handled in switch [-Wswitch-enum]
-    {
-            //variants of wxLANGUAGE_ARABIC
-        case wxLANGUAGE_ARABIC_ALGERIA:
-        case wxLANGUAGE_ARABIC_BAHRAIN:
-        case wxLANGUAGE_ARABIC_EGYPT:
-        case wxLANGUAGE_ARABIC_IRAQ:
-        case wxLANGUAGE_ARABIC_JORDAN:
-        case wxLANGUAGE_ARABIC_KUWAIT:
-        case wxLANGUAGE_ARABIC_LEBANON:
-        case wxLANGUAGE_ARABIC_LIBYA:
-        case wxLANGUAGE_ARABIC_MOROCCO:
-        case wxLANGUAGE_ARABIC_OMAN:
-        case wxLANGUAGE_ARABIC_QATAR:
-        case wxLANGUAGE_ARABIC_SAUDI_ARABIA:
-        case wxLANGUAGE_ARABIC_SUDAN:
-        case wxLANGUAGE_ARABIC_SYRIA:
-        case wxLANGUAGE_ARABIC_TUNISIA:
-        case wxLANGUAGE_ARABIC_UAE:
-        case wxLANGUAGE_ARABIC_YEMEN:
-            return wxLANGUAGE_ARABIC;
-
-            //variants of wxLANGUAGE_CHINESE_SIMPLIFIED
-        case wxLANGUAGE_CHINESE:
-        case wxLANGUAGE_CHINESE_SINGAPORE:
-            return wxLANGUAGE_CHINESE_SIMPLIFIED;
-
-            //variants of wxLANGUAGE_CHINESE_TRADITIONAL
-        case wxLANGUAGE_CHINESE_TAIWAN:
-        case wxLANGUAGE_CHINESE_HONGKONG:
-        case wxLANGUAGE_CHINESE_MACAU:
-            return wxLANGUAGE_CHINESE_TRADITIONAL;
-
-            //variants of wxLANGUAGE_DUTCH
-        case wxLANGUAGE_DUTCH_BELGIAN:
-            return wxLANGUAGE_DUTCH;
-
-            //variants of wxLANGUAGE_ENGLISH_UK
-        case wxLANGUAGE_ENGLISH_AUSTRALIA:
-        case wxLANGUAGE_ENGLISH_NEW_ZEALAND:
-        case wxLANGUAGE_ENGLISH_TRINIDAD:
-        case wxLANGUAGE_ENGLISH_CARIBBEAN:
-        case wxLANGUAGE_ENGLISH_JAMAICA:
-        case wxLANGUAGE_ENGLISH_BELIZE:
-        case wxLANGUAGE_ENGLISH_EIRE:
-        case wxLANGUAGE_ENGLISH_SOUTH_AFRICA:
-        case wxLANGUAGE_ENGLISH_ZIMBABWE:
-        case wxLANGUAGE_ENGLISH_BOTSWANA:
-        case wxLANGUAGE_ENGLISH_DENMARK:
-            return wxLANGUAGE_ENGLISH_UK;
-
-            //variants of wxLANGUAGE_ENGLISH_US
-        case wxLANGUAGE_ENGLISH:
-        case wxLANGUAGE_ENGLISH_CANADA:
-        case wxLANGUAGE_ENGLISH_PHILIPPINES:
-            return wxLANGUAGE_ENGLISH_US;
-
-            //variants of wxLANGUAGE_FRENCH
-        case wxLANGUAGE_FRENCH_BELGIAN:
-        case wxLANGUAGE_FRENCH_CANADIAN:
-        case wxLANGUAGE_FRENCH_LUXEMBOURG:
-        case wxLANGUAGE_FRENCH_MONACO:
-        case wxLANGUAGE_FRENCH_SWISS:
-            return wxLANGUAGE_FRENCH;
-
-            //variants of wxLANGUAGE_GERMAN
-        case wxLANGUAGE_GERMAN_AUSTRIAN:
-        case wxLANGUAGE_GERMAN_BELGIUM:
-        case wxLANGUAGE_GERMAN_LIECHTENSTEIN:
-        case wxLANGUAGE_GERMAN_LUXEMBOURG:
-        case wxLANGUAGE_GERMAN_SWISS:
-            return wxLANGUAGE_GERMAN;
-
-            //variants of wxLANGUAGE_ITALIAN
-        case wxLANGUAGE_ITALIAN_SWISS:
-            return wxLANGUAGE_ITALIAN;
-
-            //variants of wxLANGUAGE_NORWEGIAN_BOKMAL
-        case wxLANGUAGE_NORWEGIAN_NYNORSK:
-            return wxLANGUAGE_NORWEGIAN_BOKMAL;
-
-            //variants of wxLANGUAGE_ROMANIAN
-        case wxLANGUAGE_MOLDAVIAN:
-            return wxLANGUAGE_ROMANIAN;
-
-            //variants of wxLANGUAGE_RUSSIAN
-        case wxLANGUAGE_RUSSIAN_UKRAINE:
-            return wxLANGUAGE_RUSSIAN;
-
-            //variants of wxLANGUAGE_SERBIAN
-        case wxLANGUAGE_SERBIAN_CYRILLIC:
-        case wxLANGUAGE_SERBIAN_LATIN:
-        case wxLANGUAGE_SERBO_CROATIAN:
-            return wxLANGUAGE_SERBIAN;
-
-            //variants of wxLANGUAGE_SPANISH
-        case wxLANGUAGE_SPANISH_ARGENTINA:
-        case wxLANGUAGE_SPANISH_BOLIVIA:
-        case wxLANGUAGE_SPANISH_CHILE:
-        case wxLANGUAGE_SPANISH_COLOMBIA:
-        case wxLANGUAGE_SPANISH_COSTA_RICA:
-        case wxLANGUAGE_SPANISH_DOMINICAN_REPUBLIC:
-        case wxLANGUAGE_SPANISH_ECUADOR:
-        case wxLANGUAGE_SPANISH_EL_SALVADOR:
-        case wxLANGUAGE_SPANISH_GUATEMALA:
-        case wxLANGUAGE_SPANISH_HONDURAS:
-        case wxLANGUAGE_SPANISH_MEXICAN:
-        case wxLANGUAGE_SPANISH_MODERN:
-        case wxLANGUAGE_SPANISH_NICARAGUA:
-        case wxLANGUAGE_SPANISH_PANAMA:
-        case wxLANGUAGE_SPANISH_PARAGUAY:
-        case wxLANGUAGE_SPANISH_PERU:
-        case wxLANGUAGE_SPANISH_PUERTO_RICO:
-        case wxLANGUAGE_SPANISH_URUGUAY:
-        case wxLANGUAGE_SPANISH_US:
-        case wxLANGUAGE_SPANISH_VENEZUELA:
-            return wxLANGUAGE_SPANISH;
-
-            //variants of wxLANGUAGE_SWEDISH
-        case wxLANGUAGE_SWEDISH_FINLAND:
-            return wxLANGUAGE_SWEDISH;
-
-            //languages without variants:
-            //case wxLANGUAGE_CROATIAN:
-            //case wxLANGUAGE_CZECH:
-            //case wxLANGUAGE_DANISH:
-            //case wxLANGUAGE_FINNISH:
-            //case wxLANGUAGE_GREEK:
-            //case wxLANGUAGE_HEBREW:
-            //case wxLANGUAGE_HUNGARIAN:
-            //case wxLANGUAGE_JAPANESE:
-            //case wxLANGUAGE_KOREAN:
-            //case wxLANGUAGE_LITHUANIAN:
-            //case wxLANGUAGE_POLISH:
-            //case wxLANGUAGE_PORTUGUESE:
-            //case wxLANGUAGE_PORTUGUESE_BRAZILIAN:
-            //case wxLANGUAGE_SCOTS_GAELIC:
-            //case wxLANGUAGE_SLOVENIAN:
-            //case wxLANGUAGE_TURKISH:
-            //case wxLANGUAGE_UKRAINIAN:
-        default:
-            return language;
-    }
-}
-
-
-//global wxWidgets localization: sets up C localization runtime as well!
-class wxWidgetsLocale
-{
-public:
-    static void init(wxLanguage lng)
-    {
-        locale.reset(); //avoid global locale lifetime overlap! wxWidgets cannot handle this and will crash!
-        locale.reset(new wxLocale);
-
-        const wxLanguageInfo* sysLngInfo = wxLocale::GetLanguageInfo(wxLocale::GetSystemLanguage());
-        const wxLanguageInfo* selLngInfo = wxLocale::GetLanguageInfo(lng);
-
-        const bool sysLangIsRTL      = sysLngInfo ? sysLngInfo->LayoutDirection == wxLayout_RightToLeft : false;
-        const bool selectedLangIsRTL = selLngInfo ? selLngInfo->LayoutDirection == wxLayout_RightToLeft : false;
-
-#ifdef NDEBUG
-        wxLogNull dummy; //rather than implementing a reasonable error handling wxWidgets decides to shows a modal dialog in wxLocale::Init -> at least we can shut it up!
-#endif
-        if (sysLangIsRTL == selectedLangIsRTL)
-            locale->Init(wxLANGUAGE_DEFAULT); //use sys-lang to preserve sub-language specific rules (e.g. german swiss number punctation)
-        else
-            locale->Init(lng); //have to use the supplied language to enable RTL layout different than user settings
-        locLng = lng;
-    }
-
-    static void release() { locale.reset(); locLng = wxLANGUAGE_UNKNOWN; }
-
-    static wxLanguage getLanguage() { return locLng; }
-
-private:
-    static std::unique_ptr<wxLocale> locale;
-    static wxLanguage locLng;
-};
-std::unique_ptr<wxLocale> wxWidgetsLocale::locale;
-wxLanguage                wxWidgetsLocale::locLng = wxLANGUAGE_UNKNOWN;
-}
-
-
-void zen::releaseWxLocale()
-{
-    wxWidgetsLocale::release();
-}
-
-
-void zen::setLanguage(int language) //throw FileError
-{
-    if (language == getLanguage() && wxWidgetsLocale::getLanguage() == language)
-        return; //support polling
-
-    //(try to) retrieve language file
-    std::wstring languageFile;
-
-    for (auto it = ExistingTranslations::get().begin(); it != ExistingTranslations::get().end(); ++it)
-        if (it->languageID == language)
-        {
-            languageFile = it->languageFile;
-            break;
-        }
-
-    //load language file into buffer
-    if (languageFile.empty()) //if languageFile is empty, texts will be english by default
-        zen::setTranslator();
-    else
-        try
-        {
-            zen::setTranslator(new FFSTranslation(utfCvrtTo<Zstring>(languageFile), static_cast<wxLanguage>(language))); //throw lngfile::ParsingError, parse_plural::ParsingError
-        }
-        catch (lngfile::ParsingError& e)
-        {
-            throw FileError(replaceCpy(replaceCpy(replaceCpy(_("Error parsing file %x, row %y, column %z."),
-                                                             L"%x", fmtFileName(utfCvrtTo<Zstring>(languageFile))),
-                                                  L"%y", numberTo<std::wstring>(e.row_ + 1)),
-                                       L"%z", numberTo<std::wstring>(e.col_ + 1))
-                            + L"\n\n" + e.msg_);
-        }
-        catch (parse_plural::ParsingError&)
-        {
-            throw FileError(L"Invalid plural form definition"); //user should never see this!
-        }
-
-    //handle RTL swapping: we need wxWidgets to do this
-    wxWidgetsLocale::init(languageFile.empty() ? wxLANGUAGE_ENGLISH : static_cast<wxLanguage>(language));
-}
-
-
-int zen::getLanguage()
-{
-    const FFSTranslation* loc = dynamic_cast<const FFSTranslation*>(zen::getTranslator());
-    return loc ? loc->langId() : wxLANGUAGE_ENGLISH_US;
-}
-
-
-int zen::retrieveSystemLanguage()
-{
-    return mapLanguageDialect(static_cast<wxLanguage>(wxLocale::GetSystemLanguage()));
-}