int Data::readFromCSV(const char* csv_filepath)
{
std::ifstream csvStream(csv_filepath, std::ios::in);
if(csvStream.is_open())
{
std::string line; std::stringstream lineStream;
auto readVal = [&] () { std::string val; std::getline(lineStream, val , ','); return std::stringstream(val); };
std::getline(csvStream, line);
lineStream = std::stringstream(line);
std::vector<std::string> keys; std::string key;
while(std::getline(lineStream, key , ',')) keys.push_back(key);
while(std::getline(csvStream, line))
{
lineStream = std::stringstream(line);
DataLine dataLine;
float w, x, y, z;
for(unsigned int k = 0; k < keys.size(); k++)
{
if(keys[k].compare("Time") == 0)
{
std::string time;
readVal() >> time;
std::stringstream timeStream(time);
auto readTime = [&] () { std::string val; std::getline(timeStream, val , ':'); return std::stringstream(val); };
int hr, min, sec;
readTime() >> hr; readTime() >> min; readTime() >> sec;
dataLine.Time = hr * 3600 + min * 60 + sec;
}
else if(keys[k].compare("Package N.O") == 0) readVal() >> dataLine.Package_NO;
else if(keys[k].compare("Outside Temperature") == 0) readVal() >> dataLine.OutsideTemperature;
Foam::instantList Foam::Time::findTimes
(
const fileName& directory,
const word& constantName
)
{
if (debug)
{
InfoInFunction << "Finding times in directory " << directory << endl;
}
// Read directory entries into a list
fileNameList dirEntries
(
fileHandler().readDir
(
directory,
fileName::DIRECTORY
)
);
// Initialise instant list
instantList Times(dirEntries.size() + 1);
label nTimes = 0;
// Check for "constant"
bool haveConstant = false;
forAll(dirEntries, i)
{
if (dirEntries[i] == constantName)
{
Times[nTimes].value() = 0;
Times[nTimes].name() = dirEntries[i];
nTimes++;
haveConstant = true;
break;
}
}
// Read and parse all the entries in the directory
forAll(dirEntries, i)
{
IStringStream timeStream(dirEntries[i]);
token timeToken(timeStream);
if (timeToken.isNumber() && timeStream.eof())
{
Times[nTimes].value() = timeToken.number();
Times[nTimes].name() = dirEntries[i];
nTimes++;
}
}
