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vcmi/lib/CGeneralTextHandler.cpp
2023-10-22 18:39:03 +03:00

707 lines
21 KiB
C++

/*
* CGeneralTextHandler.cpp, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#include "StdInc.h"
#include "CGeneralTextHandler.h"
#include "filesystem/Filesystem.h"
#include "serializer/JsonSerializeFormat.h"
#include "CConfigHandler.h"
#include "GameSettings.h"
#include "mapObjects/CQuest.h"
#include "modding/CModHandler.h"
#include "VCMI_Lib.h"
#include "Languages.h"
#include "TextOperations.h"
VCMI_LIB_NAMESPACE_BEGIN
/// Detects language and encoding of H3 text files based on matching against pregenerated footprints of H3 file
void CGeneralTextHandler::detectInstallParameters()
{
using LanguageFootprint = std::array<double, 16>;
static const std::array<LanguageFootprint, 7> knownFootprints =
{ {
{ { 0.1602, 0.0000, 0.0357, 0.0054, 0.0038, 0.0017, 0.0077, 0.0214, 0.0000, 0.0000, 0.1264, 0.1947, 0.2012, 0.1406, 0.0480, 0.0532 } },
{ { 0.0559, 0.0000, 0.1983, 0.0051, 0.0222, 0.0183, 0.4596, 0.2405, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000 } },
{ { 0.0493, 0.0000, 0.1926, 0.0047, 0.0230, 0.0121, 0.4133, 0.2780, 0.0002, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0259, 0.0008 } },
{ { 0.0534, 0.0000, 0.1705, 0.0047, 0.0418, 0.0208, 0.4775, 0.2191, 0.0001, 0.0000, 0.0000, 0.0000, 0.0000, 0.0005, 0.0036, 0.0080 } },
{ { 0.0534, 0.0000, 0.1701, 0.0067, 0.0157, 0.0133, 0.4328, 0.2540, 0.0001, 0.0043, 0.0000, 0.0244, 0.0000, 0.0000, 0.0181, 0.0071 } },
{ { 0.0548, 0.0000, 0.1744, 0.0061, 0.0031, 0.0009, 0.0046, 0.0136, 0.0000, 0.0004, 0.0000, 0.0000, 0.0227, 0.0061, 0.4882, 0.2252 } },
{ { 0.0559, 0.0000, 0.1807, 0.0059, 0.0036, 0.0013, 0.0046, 0.0134, 0.0000, 0.0004, 0.0000, 0.0487, 0.0209, 0.0060, 0.4615, 0.1972 } },
} };
static const std::array<std::string, 7> knownLanguages =
{ {
"chinese",
"english",
"french",
"german",
"polish",
"russian",
"ukrainian"
} };
if(!CResourceHandler::get("core")->existsResource(TextPath::builtin("DATA/GENRLTXT.TXT")))
{
Settings language = settings.write["session"]["language"];
language->String() = "english";
Settings confidence = settings.write["session"]["languageDeviation"];
confidence->Float() = 1.0;
Settings encoding = settings.write["session"]["encoding"];
encoding->String() = Languages::getLanguageOptions("english").encoding;
return;
}
// load file that will be used for footprint generation
// this is one of the most text-heavy files in game and consists solely from translated texts
auto resource = CResourceHandler::get("core")->load(TextPath::builtin("DATA/GENRLTXT.TXT"));
std::array<size_t, 256> charCount{};
std::array<double, 16> footprint{};
std::array<double, 6> deviations{};
auto data = resource->readAll();
// compute how often each character occurs in input file
for (si64 i = 0; i < data.second; ++i)
charCount[data.first[i]] += 1;
// and convert computed data into weights
// to reduce amount of data, group footprint data into 16-char blocks.
// While this will reduce precision, it should not affect output
// since we expect only tiny differences compared to reference footprints
for (size_t i = 0; i < 256; ++i)
footprint[i/16] += static_cast<double>(charCount[i]) / data.second;
logGlobal->debug("Language footprint: %f %f %f %f %f %f %f %f %f %f %f %f %f %f %f %f",
footprint[0], footprint[1], footprint[2], footprint[3], footprint[4], footprint[5], footprint[6], footprint[7],
footprint[8], footprint[9], footprint[10], footprint[11], footprint[12], footprint[13], footprint[14], footprint[15]
);
for (size_t i = 0; i < deviations.size(); ++i)
{
for (size_t j = 0; j < footprint.size(); ++j)
deviations[i] += std::abs((footprint[j] - knownFootprints[i][j]));
}
size_t bestIndex = boost::range::min_element(deviations) - deviations.begin();
for (size_t i = 0; i < deviations.size(); ++i)
logGlobal->debug("Comparing to %s: %f", knownLanguages[i], deviations[i]);
Settings language = settings.write["session"]["language"];
language->String() = knownLanguages[bestIndex];
Settings confidence = settings.write["session"]["languageDeviation"];
confidence->Float() = deviations[bestIndex];
Settings encoding = settings.write["session"]["encoding"];
encoding->String() = Languages::getLanguageOptions(knownLanguages[bestIndex]).encoding;
}
//Helper for string -> float conversion
class LocaleWithComma: public std::numpunct<char>
{
protected:
char do_decimal_point() const override
{
return ',';
}
};
CLegacyConfigParser::CLegacyConfigParser(const TextPath & resource)
{
auto input = CResourceHandler::get()->load(resource);
std::string modName = VLC->modh->findResourceOrigin(resource);
std::string language = VLC->modh->getModLanguage(modName);
fileEncoding = Languages::getLanguageOptions(language).encoding;
data.reset(new char[input->getSize()]);
input->read(reinterpret_cast<uint8_t*>(data.get()), input->getSize());
curr = data.get();
end = curr + input->getSize();
}
std::string CLegacyConfigParser::extractQuotedPart()
{
assert(*curr == '\"');
curr++; // skip quote
char * begin = curr;
while (curr != end && *curr != '\"' && *curr != '\t')
curr++;
return std::string(begin, curr++); //increment curr to close quote
}
std::string CLegacyConfigParser::extractQuotedString()
{
assert(*curr == '\"');
std::string ret;
while (true)
{
ret += extractQuotedPart();
// double quote - add it to string and continue quoted part
if (curr < end && *curr == '\"')
{
ret += '\"';
}
//extract normal part
else if(curr < end && *curr != '\t' && *curr != '\r')
{
char * begin = curr;
while (curr < end && *curr != '\t' && *curr != '\r' && *curr != '\"')//find end of string or next quoted part start
curr++;
ret += std::string(begin, curr);
if(curr>=end || *curr != '\"')
return ret;
}
else // end of string
return ret;
}
}
std::string CLegacyConfigParser::extractNormalString()
{
char * begin = curr;
while (curr < end && *curr != '\t' && *curr != '\r')//find end of string
curr++;
return std::string(begin, curr);
}
std::string CLegacyConfigParser::readRawString()
{
if (curr >= end || *curr == '\n')
return "";
std::string ret;
if (*curr == '\"')
ret = extractQuotedString();// quoted text - find closing quote
else
ret = extractNormalString();//string without quotes - copy till \t or \r
curr++;
return ret;
}
std::string CLegacyConfigParser::readString()
{
// do not convert strings that are already in ASCII - this will only slow down loading process
std::string str = readRawString();
if (TextOperations::isValidASCII(str))
return str;
return TextOperations::toUnicode(str, fileEncoding);
}
float CLegacyConfigParser::readNumber()
{
std::string input = readRawString();
std::istringstream stream(input);
if(input.find(',') != std::string::npos) // code to handle conversion with comma as decimal separator
stream.imbue(std::locale(std::locale(), new LocaleWithComma()));
float result;
if ( !(stream >> result) )
return 0;
return result;
}
bool CLegacyConfigParser::isNextEntryEmpty() const
{
char * nextSymbol = curr;
while (nextSymbol < end && *nextSymbol == ' ')
nextSymbol++; //find next meaningfull symbol
return nextSymbol >= end || *nextSymbol == '\n' || *nextSymbol == '\r' || *nextSymbol == '\t';
}
bool CLegacyConfigParser::endLine()
{
while (curr < end && *curr != '\n')
readString();
curr++;
return curr < end;
}
void TextLocalizationContainer::registerStringOverride(const std::string & modContext, const std::string & language, const TextIdentifier & UID, const std::string & localized)
{
assert(!modContext.empty());
assert(!language.empty());
// NOTE: implicitly creates entry, intended - strings added by maps, campaigns, vcmi and potentially - UI mods are not registered anywhere at the moment
auto & entry = stringsLocalizations[UID.get()];
entry.overrideLanguage = language;
entry.overrideValue = localized;
if (entry.modContext.empty())
entry.modContext = modContext;
}
void TextLocalizationContainer::addSubContainer(const TextLocalizationContainer & container)
{
subContainers.push_back(&container);
}
void TextLocalizationContainer::removeSubContainer(const TextLocalizationContainer & container)
{
subContainers.erase(std::remove(subContainers.begin(), subContainers.end(), &container), subContainers.end());
}
const std::string & TextLocalizationContainer::deserialize(const TextIdentifier & identifier) const
{
if(stringsLocalizations.count(identifier.get()) == 0)
{
for(auto containerIter = subContainers.rbegin(); containerIter != subContainers.rend(); ++containerIter)
if((*containerIter)->identifierExists(identifier))
return (*containerIter)->deserialize(identifier);
logGlobal->error("Unable to find localization for string '%s'", identifier.get());
return identifier.get();
}
const auto & entry = stringsLocalizations.at(identifier.get());
if (!entry.overrideValue.empty())
return entry.overrideValue;
return entry.baseValue;
}
void TextLocalizationContainer::registerString(const std::string & modContext, const TextIdentifier & UID, const std::string & localized, const std::string & language)
{
assert(!modContext.empty());
assert(!Languages::getLanguageOptions(language).identifier.empty());
assert(UID.get().find("..") == std::string::npos); // invalid identifier - there is section that was evaluated to empty string
//assert(stringsLocalizations.count(UID.get()) == 0); // registering already registered string?
if(stringsLocalizations.count(UID.get()) > 0)
{
auto & value = stringsLocalizations[UID.get()];
value.baseLanguage = language;
value.baseValue = localized;
}
else
{
StringState value;
value.baseLanguage = language;
value.baseValue = localized;
value.modContext = modContext;
stringsLocalizations[UID.get()] = value;
}
}
void TextLocalizationContainer::registerString(const std::string & modContext, const TextIdentifier & UID, const std::string & localized)
{
assert(!getModLanguage(modContext).empty());
registerString(modContext, UID, localized, getModLanguage(modContext));
}
bool TextLocalizationContainer::validateTranslation(const std::string & language, const std::string & modContext, const JsonNode & config) const
{
bool allPresent = true;
for(const auto & string : stringsLocalizations)
{
if (string.second.modContext != modContext)
continue; // Not our mod
if (string.second.overrideLanguage == language)
continue; // Already translated
if (string.second.baseLanguage == language && !string.second.baseValue.empty())
continue; // Base string already uses our language
if (string.second.baseLanguage.empty())
continue; // String added in localization, not present in base language (e.g. maps/campaigns)
if (config.Struct().count(string.first) > 0)
continue;
if (allPresent)
logMod->warn("Translation into language '%s' in mod '%s' is incomplete! Missing lines:", language, modContext);
std::string currentText;
if (string.second.overrideValue.empty())
currentText = string.second.baseValue;
else
currentText = string.second.overrideValue;
logMod->warn(R"( "%s" : "%s",)", string.first, TextOperations::escapeString(currentText));
allPresent = false;
}
bool allFound = true;
// for(const auto & string : config.Struct())
// {
// if (stringsLocalizations.count(string.first) > 0)
// continue;
//
// if (allFound)
// logMod->warn("Translation into language '%s' in mod '%s' has unused lines:", language, modContext);
//
// logMod->warn(R"( "%s" : "%s",)", string.first, TextOperations::escapeString(string.second.String()));
// allFound = false;
// }
return allPresent && allFound;
}
void TextLocalizationContainer::loadTranslationOverrides(const std::string & language, const std::string & modContext, const JsonNode & config)
{
for(const auto & node : config.Struct())
registerStringOverride(modContext, language, node.first, node.second.String());
}
bool TextLocalizationContainer::identifierExists(const TextIdentifier & UID) const
{
return stringsLocalizations.count(UID.get());
}
void TextLocalizationContainer::dumpAllTexts()
{
logGlobal->info("BEGIN TEXT EXPORT");
for(const auto & entry : stringsLocalizations)
{
if (!entry.second.overrideValue.empty())
logGlobal->info(R"("%s" : "%s",)", entry.first, TextOperations::escapeString(entry.second.overrideValue));
else
logGlobal->info(R"("%s" : "%s",)", entry.first, TextOperations::escapeString(entry.second.baseValue));
}
logGlobal->info("END TEXT EXPORT");
}
std::string TextLocalizationContainer::getModLanguage(const std::string & modContext)
{
if (modContext == "core")
return CGeneralTextHandler::getInstalledLanguage();
return VLC->modh->getModLanguage(modContext);
}
void TextLocalizationContainer::jsonSerialize(JsonNode & dest) const
{
for(auto & s : stringsLocalizations)
{
dest.Struct()[s.first].String() = s.second.baseValue;
if(!s.second.overrideValue.empty())
dest.Struct()[s.first].String() = s.second.overrideValue;
}
}
void CGeneralTextHandler::readToVector(const std::string & sourceID, const std::string & sourceName)
{
CLegacyConfigParser parser(TextPath::builtin(sourceName));
size_t index = 0;
do
{
registerString( "core", {sourceID, index}, parser.readString());
index += 1;
}
while (parser.endLine());
}
CGeneralTextHandler::CGeneralTextHandler():
victoryConditions(*this, "core.vcdesc" ),
lossCondtions (*this, "core.lcdesc" ),
colors (*this, "core.plcolors" ),
tcommands (*this, "core.tcommand" ),
hcommands (*this, "core.hallinfo" ),
fcommands (*this, "core.castinfo" ),
advobtxt (*this, "core.advevent" ),
restypes (*this, "core.restypes" ),
randsign (*this, "core.randsign" ),
overview (*this, "core.overview" ),
arraytxt (*this, "core.arraytxt" ),
primarySkillNames(*this, "core.priskill" ),
jktexts (*this, "core.jktext" ),
tavernInfo (*this, "core.tvrninfo" ),
tavernRumors (*this, "core.randtvrn" ),
turnDurations (*this, "core.turndur" ),
heroscrn (*this, "core.heroscrn" ),
tentColors (*this, "core.tentcolr" ),
levels (*this, "core.skilllev" ),
zelp (*this, "core.help" ),
allTexts (*this, "core.genrltxt" ),
// pseudo-array, that don't have H3 file with same name
seerEmpty (*this, "core.seerhut.empty" ),
seerNames (*this, "core.seerhut.names" ),
capColors (*this, "vcmi.capitalColors" ),
znpc00 (*this, "vcmi.znpc00" ), // technically - wog
qeModCommands (*this, "vcmi.quickExchange" )
{
readToVector("core.vcdesc", "DATA/VCDESC.TXT" );
readToVector("core.lcdesc", "DATA/LCDESC.TXT" );
readToVector("core.tcommand", "DATA/TCOMMAND.TXT" );
readToVector("core.hallinfo", "DATA/HALLINFO.TXT" );
readToVector("core.castinfo", "DATA/CASTINFO.TXT" );
readToVector("core.advevent", "DATA/ADVEVENT.TXT" );
readToVector("core.restypes", "DATA/RESTYPES.TXT" );
readToVector("core.randsign", "DATA/RANDSIGN.TXT" );
readToVector("core.overview", "DATA/OVERVIEW.TXT" );
readToVector("core.arraytxt", "DATA/ARRAYTXT.TXT" );
readToVector("core.priskill", "DATA/PRISKILL.TXT" );
readToVector("core.jktext", "DATA/JKTEXT.TXT" );
readToVector("core.tvrninfo", "DATA/TVRNINFO.TXT" );
readToVector("core.turndur", "DATA/TURNDUR.TXT" );
readToVector("core.heroscrn", "DATA/HEROSCRN.TXT" );
readToVector("core.tentcolr", "DATA/TENTCOLR.TXT" );
readToVector("core.skilllev", "DATA/SKILLLEV.TXT" );
readToVector("core.cmpmusic", "DATA/CMPMUSIC.TXT" );
readToVector("core.minename", "DATA/MINENAME.TXT" );
readToVector("core.mineevnt", "DATA/MINEEVNT.TXT" );
readToVector("core.xtrainfo", "DATA/XTRAINFO.TXT" );
static const char * QE_MOD_COMMANDS = "DATA/QECOMMANDS.TXT";
if (CResourceHandler::get()->existsResource(TextPath::builtin(QE_MOD_COMMANDS)))
readToVector("vcmi.quickExchange", QE_MOD_COMMANDS);
{
CLegacyConfigParser parser(TextPath::builtin("DATA/RANDTVRN.TXT"));
parser.endLine();
size_t index = 0;
do
{
std::string line = parser.readString();
if(!line.empty())
{
registerString("core", {"core.randtvrn", index}, line);
index += 1;
}
}
while (parser.endLine());
}
{
CLegacyConfigParser parser(TextPath::builtin("DATA/GENRLTXT.TXT"));
parser.endLine();
size_t index = 0;
do
{
registerString("core", {"core.genrltxt", index}, parser.readString());
index += 1;
}
while (parser.endLine());
}
{
CLegacyConfigParser parser(TextPath::builtin("DATA/HELP.TXT"));
size_t index = 0;
do
{
std::string first = parser.readString();
std::string second = parser.readString();
registerString("core", "core.help." + std::to_string(index) + ".hover", first);
registerString("core", "core.help." + std::to_string(index) + ".help", second);
index += 1;
}
while (parser.endLine());
}
{
CLegacyConfigParser parser(TextPath::builtin("DATA/PLCOLORS.TXT"));
size_t index = 0;
do
{
std::string color = parser.readString();
registerString("core", {"core.plcolors", index}, color);
color[0] = toupper(color[0]);
registerString("core", {"vcmi.capitalColors", index}, color);
index += 1;
}
while (parser.endLine());
}
{
CLegacyConfigParser parser(TextPath::builtin("DATA/SEERHUT.TXT"));
//skip header
parser.endLine();
for (size_t i = 0; i < 6; ++i)
{
registerString("core", {"core.seerhut.empty", i}, parser.readString());
}
parser.endLine();
for (size_t i = 0; i < 9; ++i) //9 types of quests
{
std::string questName = CQuest::missionName(1+i);
for (size_t j = 0; j < 5; ++j)
{
std::string questState = CQuest::missionState(j);
parser.readString(); //front description
for (size_t k = 0; k < 6; ++k)
{
registerString("core", {"core.seerhut.quest", questName, questState, k}, parser.readString());
}
parser.endLine();
}
}
for (size_t k = 0; k < 6; ++k) //Time limit
{
registerString("core", {"core.seerhut.time", k}, parser.readString());
}
parser.endLine();
parser.endLine(); // empty line
parser.endLine(); // header
for (size_t i = 0; i < 48; ++i)
{
registerString("core", {"core.seerhut.names", i}, parser.readString());
parser.endLine();
}
}
{
CLegacyConfigParser parser(TextPath::builtin("DATA/CAMPTEXT.TXT"));
//skip header
parser.endLine();
std::string text;
size_t campaignsCount = 0;
do
{
text = parser.readString();
if (!text.empty())
{
registerString("core", {"core.camptext.names", campaignsCount}, text);
campaignsCount += 1;
}
}
while (parser.endLine() && !text.empty());
for (size_t campaign=0; campaign<campaignsCount; campaign++)
{
size_t region = 0;
do // skip empty space and header
{
text = parser.readString();
}
while (parser.endLine() && text.empty());
do
{
text = parser.readString();
if (!text.empty())
{
registerString("core", {"core.camptext.regions", std::to_string(campaign), region}, text);
region += 1;
}
}
while (parser.endLine() && !text.empty());
scenariosCountPerCampaign.push_back(region);
}
}
if (VLC->settings()->getBoolean(EGameSettings::MODULE_COMMANDERS))
{
if(CResourceHandler::get()->existsResource(TextPath::builtin("DATA/ZNPC00.TXT")))
readToVector("vcmi.znpc00", "DATA/ZNPC00.TXT" );
}
}
int32_t CGeneralTextHandler::pluralText(const int32_t textIndex, const int32_t count) const
{
if(textIndex == 0)
return 0;
if(textIndex < 0)
return -textIndex;
if(count == 1)
return textIndex;
return textIndex + 1;
}
size_t CGeneralTextHandler::getCampaignLength(size_t campaignID) const
{
assert(campaignID < scenariosCountPerCampaign.size());
if(campaignID < scenariosCountPerCampaign.size())
return scenariosCountPerCampaign[campaignID];
return 0;
}
std::string CGeneralTextHandler::getPreferredLanguage()
{
assert(!settings["general"]["language"].String().empty());
return settings["general"]["language"].String();
}
std::string CGeneralTextHandler::getInstalledLanguage()
{
assert(!settings["session"]["language"].String().empty());
return settings["session"]["language"].String();
}
std::string CGeneralTextHandler::getInstalledEncoding()
{
assert(!settings["session"]["encoding"].String().empty());
return settings["session"]["encoding"].String();
}
std::vector<std::string> CGeneralTextHandler::findStringsWithPrefix(const std::string & prefix)
{
std::vector<std::string> result;
for(const auto & entry : stringsLocalizations)
{
if(boost::algorithm::starts_with(entry.first, prefix))
result.push_back(entry.first);
}
return result;
}
LegacyTextContainer::LegacyTextContainer(CGeneralTextHandler & owner, std::string basePath):
owner(owner),
basePath(std::move(basePath))
{}
std::string LegacyTextContainer::operator[](size_t index) const
{
return owner.translate(basePath, index);
}
LegacyHelpContainer::LegacyHelpContainer(CGeneralTextHandler & owner, std::string basePath):
owner(owner),
basePath(std::move(basePath))
{}
std::pair<std::string, std::string> LegacyHelpContainer::operator[](size_t index) const
{
return {
owner.translate(basePath + "." + std::to_string(index) + ".hover"),
owner.translate(basePath + "." + std::to_string(index) + ".help")
};
}
VCMI_LIB_NAMESPACE_END