Add localized country name handling

This commit is contained in:
Benau 2019-05-11 01:11:48 +08:00
parent b2ad140a78
commit 1b5c0fbabe
3 changed files with 168 additions and 38 deletions

View File

@ -279,6 +279,41 @@ namespace StringUtils
*
*/
std::string getHostNameFromURL(const std::string& url);
// ------------------------------------------------------------------------
/* Get line from istream with taking into account for its line ending. */
inline std::istream& safeGetline(std::istream& is, std::string& t)
{
t.clear();
// The characters in the stream are read one-by-one using a std::streambuf.
// That is faster than reading them one-by-one using the std::istream.
// Code that uses streambuf this way must be guarded by a sentry object.
// The sentry object performs various tasks,
// such as thread synchronization and updating the stream state.
std::istream::sentry se(is, true);
std::streambuf* sb = is.rdbuf();
for(;;)
{
int c = sb->sbumpc();
switch (c)
{
case '\n':
return is;
case '\r':
if(sb->sgetc() == '\n')
sb->sbumpc();
return is;
case std::streambuf::traits_type::eof():
// Also handle the case when the last line has no line ending
if (t.empty())
is.setstate(std::ios::eofbit);
return is;
default:
t += (char)c;
}
}
}
} // namespace StringUtils

View File

@ -63,6 +63,10 @@ Translations* translations = NULL;
#endif
#ifndef SERVER_ONLY
std::map<std::string, std::string> Translations::m_localized_name;
std::map<std::string, std::map<std::string, irr::core::stringw> >
Translations::m_localized_country_codes;
const bool REMOVE_BOM = false;
using namespace tinygettext;
/** The list of available languages; this is global so that it is cached (and remains
@ -200,50 +204,106 @@ Translations::Translations() //: m_dictionary_manager("UTF-16")
}
}
const std::string file_name = file_manager->getAsset("localized_name.txt");
try
if (m_localized_name.empty())
{
std::unique_ptr<std::istream> in(new std::ifstream(file_name.c_str()));
if (!in.get())
const std::string file_name = file_manager->getAsset("localized_name.txt");
try
{
Log::error("translation", "error: failure opening: '%s'.",
file_name.c_str());
}
else
{
for (std::string line; std::getline(*in, line, ';'); )
std::unique_ptr<std::istream> in(new std::ifstream(file_name.c_str()));
if (!in.get())
{
line = StringUtils::removeWhitespaces(line);
if (line.empty())
continue;
std::size_t pos = line.find("=");
if (pos == std::string::npos)
continue;
std::string name = line.substr(0, pos);
std::string localized_name = line.substr(pos + 1);
if (name.empty() || localized_name.empty())
continue;
if (localized_name == "0")
Log::error("translation", "error: failure opening: '%s'.",
file_name.c_str());
}
else
{
for (std::string line; std::getline(*in, line, ';'); )
{
localized_name =
tinygettext::Language::from_name(name).get_name();
line = StringUtils::removeWhitespaces(line);
if (line.empty())
continue;
std::size_t pos = line.find("=");
if (pos == std::string::npos)
continue;
std::string name = line.substr(0, pos);
std::string localized_name = line.substr(pos + 1);
if (name.empty() || localized_name.empty())
continue;
if (localized_name == "0")
{
localized_name =
tinygettext::Language::from_name(name).get_name();
}
m_localized_name[name] = localized_name;
}
m_localized_name[name] = localized_name;
}
}
}
catch(std::exception& e)
{
Log::error("translation", "error: failure extract localized name.");
Log::error("translation", "%s", e.what());
catch(std::exception& e)
{
Log::error("translation", "error: failure extract localized name.");
Log::error("translation", "%s", e.what());
}
}
if (m_localized_country_codes.empty())
{
const std::string file_name = file_manager->getAsset("country_names.csv");
try
{
std::unique_ptr<std::istream> in(new std::ifstream(file_name.c_str()));
if (!in.get())
{
Log::error("translation", "error: failure opening: '%s'.",
file_name.c_str());
}
else
{
std::vector<std::string> header;
std::string line;
while (!StringUtils::safeGetline(*in, line).eof())
{
std::vector<std::string> lists = StringUtils::split(line, ';');
if (lists.size() < 2)
{
Log::error("translation", "Invaild list.");
break;
}
if (lists[0] == "country_code")
{
header = lists;
continue;
}
if (lists.size() != header.size())
{
Log::error("translation", "Different column size.");
break;
}
if (m_localized_country_codes.find(lists[0]) ==
m_localized_country_codes.end())
{
m_localized_country_codes[lists[0]] =
std::map<std::string, irr::core::stringw>();
}
for (unsigned i = 1; i < lists.size(); i++)
{
auto& ret = m_localized_country_codes.at(lists[0]);
ret[header[i]] = StringUtils::utf8ToWide(lists[i]);
}
}
}
}
catch (std::exception& e)
{
Log::error("translation", "error: failure extract localized country name.");
Log::error("translation", "%s", e.what());
}
}
// LC_ALL does not work, sscanf will then not always be able
// to scan for example: s=-1.1,-2.3,-3.3 correctly, which is
// used in driveline files.
@ -375,7 +435,12 @@ Translations::Translations() //: m_dictionary_manager("UTF-16")
m_current_language_name = l.get_name();
m_current_language_name_code = l.get_language();
m_current_language_tag = m_current_language_name_code;
if (!l.get_country().empty())
{
m_current_language_tag += "-";
m_current_language_tag += l.get_country();
}
if (!l)
{
m_dictionary = m_dictionary_manager.get_dictionary();
@ -390,12 +455,19 @@ Translations::Translations() //: m_dictionary_manager("UTF-16")
UserConfigParams::m_language = "system";
m_current_language_name = "Default language";
m_current_language_name_code = "en";
m_current_language_tag = "en";
m_dictionary = m_dictionary_manager.get_dictionary();
}
else
{
m_current_language_name = tgtLang.get_name();
m_current_language_name_code = tgtLang.get_language();
m_current_language_tag = m_current_language_name_code;
if (!tgtLang.get_country().empty())
{
m_current_language_tag += "-";
m_current_language_tag += tgtLang.get_country();
}
Log::verbose("translation", "Language '%s'.", m_current_language_name.c_str());
m_dictionary = m_dictionary_manager.get_dictionary(tgtLang);
}
@ -405,6 +477,7 @@ Translations::Translations() //: m_dictionary_manager("UTF-16")
{
m_current_language_name = "Default language";
m_current_language_name_code = "en";
m_current_language_tag = m_current_language_name_code;
m_dictionary = m_dictionary_manager.get_dictionary();
}
@ -700,4 +773,23 @@ const std::string& Translations::getLocalizedName(const std::string& str) const
return n->second;
}
/* Convert 2-letter country code to localized readable name.
*/
irr::core::stringw Translations::getLocalizedCountryName(const std::string& country_code) const
{
auto it = m_localized_country_codes.find(country_code);
// If unknown 2 letter country just return the same
if (it == m_localized_country_codes.end())
return StringUtils::utf8ToWide(country_code);
auto name_itr = it->second.find(m_current_language_tag);
if (name_itr != it->second.end())
return name_itr->second;
// If there should be invalid language tag, use en (which always exists)
name_itr = it->second.find("en");
if (name_itr != it->second.end())
return name_itr->second;
// Fallback
return StringUtils::utf8ToWide(country_code);
}
#endif

View File

@ -57,10 +57,11 @@ private:
std::map<const irr::core::stringw, const irr::core::stringw> m_fribidized_strings;
bool m_rtl;
std::map<std::string, std::string> m_localized_name;
static std::map<std::string, std::string> m_localized_name;
static std::map<std::string, std::map<std::string, irr::core::stringw> > m_localized_country_codes;
std::string m_current_language_name;
std::string m_current_language_name_code;
std::string m_current_language_tag;
std::mutex m_fribidized_mutex, m_gettext_mutex, m_ngettext_mutex;
#endif
@ -98,6 +99,8 @@ public:
std::string getCurrentLanguageNameCode();
const std::string& getLocalizedName(const std::string& str) const;
irr::core::stringw getLocalizedCountryName(const std::string& country_code) const;
#endif
private: