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utility.cpp
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utility.cpp
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/*
*
Copyright (C) 2016 Gabriele Salvato
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 3 of the License, or
(at your option) 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 "utility.h"
/*!
* \brief XML_Parse
* \param input_string
* \param token
* \return
*/
QString
XML_Parse(const QString& input_string, const QString& token) {
// simple XML parser
// XML_Parse("<score1>10</score1>","beam") will return "10"
// returns "" on error
QString start_token, end_token, result = QString("NoData");
start_token = "<" + token + ">";
end_token = "</" + token + ">";
int start_pos=-1, end_pos=-1, len=0;
start_pos = input_string.indexOf(start_token);
end_pos = input_string.indexOf(end_token);
if(start_pos < 0 || end_pos < 0) {
result = QString("NoData");
} else {
start_pos += start_token.length();
len = end_pos - start_pos;
if(len>0)
result = input_string.mid(start_pos, len);
else
result = "";
}
return result;
}
/*!
* \brief logMessage Log messages on a file (if enabled) or on stdout
* \param logFile The file where to write the log
* \param sFunctionName The Function which requested to write the message
* \param sMessage The informative message
*/
void
logMessage(QFile *logFile, QString sFunctionName, QString sMessage) {
QDateTime dateTime;
QString sDebugMessage = dateTime.currentDateTime().toString() +
QString(" - ") +
sFunctionName +
QString(" - ") +
sMessage;
if(logFile) {
if(logFile->isOpen()) {
logFile->write(sDebugMessage.toUtf8().data());
logFile->write("\n");
logFile->flush();
}
else
qDebug() << sDebugMessage;
}
else
qDebug() << sDebugMessage;
}