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/*
* The ManaPlus Client
* Copyright (C) 2012-2016 The ManaPlus Developers
*
* This file is part of The ManaPlus Client.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "utils/translation/poparser.h"
#include "utils/physfstools.h"
#include "utils/stringutils.h"
#include "utils/translation/podict.h"
#include "logger.h"
#include "debug.h"
PoParser::PoParser() :
mLang(),
mFile(),
mLine(),
mMsgId(),
mMsgStr(),
mDict(nullptr),
mReadingId(false),
mReadingStr(false)
{
}
void PoParser::openFile(const std::string &name)
{
int size;
char *buf = static_cast<char*>(PhysFs::loadFile(getFileName(name), size));
if (buf)
{
mFile.str(std::string(buf, size));
free(buf);
}
else
{
mFile.clear();
}
}
PoDict *PoParser::load(const std::string &restrict lang,
const std::string &restrict fileName,
PoDict *restrict const dict)
{
logger->log("loading lang: %s, file: %s", lang.c_str(), fileName.c_str());
setLang(lang);
if (!dict)
mDict = getDict();
else
mDict = dict;
if (fileName.empty())
openFile(mLang);
else
openFile(fileName);
mMsgId.clear();
mMsgStr.clear();
// cycle by msgid+msgstr
while (readLine())
{
// reading msgid
while (readMsgId())
{
if (!readLine())
break;
}
if (!mMsgId.empty())
{
// if we got msgid then reading msgstr
while (readMsgStr())
{
if (!readLine())
break;
}
}
if (!mMsgId.empty() && !mMsgStr.empty())
{
// logger->log("add key: " + mMsgId);
// logger->log("add value: " + mMsgStr);
convertStr(mMsgId);
convertStr(mMsgStr);
// store key and value
mDict->set(mMsgId, mMsgStr);
}
mMsgId.clear();
mMsgStr.clear();
}
return mDict;
}
bool PoParser::readLine()
{
char line[1001];
if (!mFile.getline(line, 1000))
return false;
// skip plurals msgid if present
if (strStartWith(line, "msgid_plural \""))
{
if (!mFile.getline(line, 1000))
return false;
}
mLine = line;
return true;
}
bool PoParser::readMsgId()
{
// if we reading msgstr then stop here
if (mReadingStr)
return false;
const std::string msgId1("msgid \"");
// check if in reading process
if (mReadingId)
{
// if we get empty line in file then stop reading
if (mLine.empty())
{
mReadingId = false;
return false;
}
else if (checkLine())
{
// reading text from: "text"
mMsgId.append(mLine.substr(1, mLine.size() - 2));
mLine.clear();
return true;
}
// stop reading in other case
mReadingId = false;
return false;
}
else
{
// check line start from msgid "
if (strStartWith(mLine, msgId1))
{
mReadingId = true;
const size_t msgId1Size = msgId1.size();
// reading text from: msgid "text"
mMsgId.append(mLine.substr(msgId1Size,
mLine.size() - 1 - msgId1Size));
mLine.clear();
return true;
}
// stop reading if we don't read msgid before
return mMsgId.empty();
}
}
bool PoParser::readMsgStr()
{
// normal msgstr
const std::string msgStr1("msgstr \"");
// plurals first msgstr
const std::string msgStr2("msgstr[0] \"");
// check if in reading process
if (mReadingStr)
{
// if we get empty line in file then stop reading
if (mLine.empty())
{
mReadingStr = false;
return false;
}
if (checkLine())
{
// reading text from: "text"
mMsgStr.append(mLine.substr(1, mLine.size() - 2));
mLine.clear();
return true;
}
// stop reading in other case
mReadingStr = false;
}
else
{
// check line start from msgstr "
if (strStartWith(mLine, msgStr1))
{
mReadingStr = true;
const size_t msgStr1Size = msgStr1.size();
// reading text from: msgstr "text"
mMsgStr.append(mLine.substr(msgStr1Size,
mLine.size() - 1 - msgStr1Size));
mLine.clear();
return true;
}
// checl list start from msgstr[0] "
else if (strStartWith(mLine, msgStr2))
{
mReadingStr = true;
const size_t msgStr2Size = msgStr2.size();
// reading text from: msgstr[0] "text"
mMsgStr.append(mLine.substr(msgStr2Size,
mLine.size() - 1 - msgStr2Size));
mLine.clear();
return true;
}
}
// stop reading in other case
return false;
}
bool PoParser::checkLine() const
{
const size_t sz = mLine.size();
// check is line in format: "text"
return sz > 2 && mLine[0] == '\"' && mLine[sz - 1] == '\"';
}
PoDict *PoParser::getEmptyDict()
{
return new PoDict("");
}
bool PoParser::checkLang(const std::string &lang)
{
// check is po file exists
return PhysFs::exists(getFileName(lang).c_str());
}
std::string PoParser::getFileName(const std::string &lang)
{
// get po file name from lang name
// logger->log("getFileName: translations/%s.po", lang.c_str());
return strprintf("translations/%s.po", lang.c_str());
}
PoDict *PoParser::getDict() const
{
return new PoDict(mLang);
}
void PoParser::convertStr(std::string &str)
{
if (str.empty())
return;
replaceAll(str, "\\n", "\n");
replaceAll(str, "\\\"", "\"");
replaceAll(str, "\\\\", "\\");
}
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