DynamicNetworks/InputTable.cpp at master · WouterSpekkink/DynamicNetworks · GitHub

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/*
 Copyright 2014 Wouter Spekkink
 Authors : Wouter Spekkink <wouter.spekkink@gmail.com>
 Website : http://www.wouterspekkink.org

 This file is part of Dynamic Networks.

 DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

 Copyright 2014 Wouter Spekkink. All rights reserved.

 Dynamic Networks 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.

 Dynamic Networks 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 Foobar.  If not, see <http://www.gnu.org/licenses/>.

*/


#include <string>
#include <vector>
#include <fstream>
#include <sstream>
#include "InputTable.h"


InputTable::InputTable(QWidget *parent)
    : nrow(0), ncol(0)
{
}

void InputTable::readData(const QString &fileName, const QString &sep)
{
    const std::string file = fileName.toStdString();
    const std::string delimiter = sep.toStdString();

    // Let's make suer that the data vector is emptied, before making a new one
    rowData.clear();
    header.clear();
    rowNames.clear();
    nrow = 0;
    ncol = 0;

    std::istringstream convert(delimiter.c_str());
    char del;
    convert >> del;

    ReadFile(file, del);
}

void InputTable::ReadFile(const std::string &inputFile, const char &del)
{
    std::vector <std::vector <std::string> > dataVector;
    std::ifstream myFile (inputFile.c_str());
    while(myFile) {
	std::string buffer;
	if(!getline(myFile, buffer)) break;

	std::istringstream stringStream(buffer);
	std::vector <std::string> record;

	while (stringStream) {
	    std::string s;
	    if(!getline(stringStream, s, del)) break;
	    record.push_back(s);
	}
	dataVector.push_back(record);
    }

    std::vector<std::vector <std::string> >::iterator it;
    for(it = dataVector.begin(); it != dataVector.end(); it++) {
	if(it == dataVector.begin()) {// The first line is always the header
	    std::vector<std::string> tempVector = *it;
	    std::vector<std::string>::iterator it2;
	    for(it2 = tempVector.begin() + 1; it2 != tempVector.end(); it2++)
		header.push_back(*it2);
	    ncol = header.size(); // - 1 for empty space;
	} else {
	    std::vector<std::string> tempVector = *it;
	    rowNames.push_back(tempVector[0]); // This makes the vector of row names
	    std::vector <std::string>::iterator it2;
	    std::vector <short> numbers;

	    for(it2 = tempVector.begin() + 1; it2 != tempVector.end(); it2++) {
		short tempNumber = 0;
		std::istringstream convert(*it2);
		convert >> tempNumber;
		numbers.push_back(tempNumber);
	    }
	    rowData.push_back(numbers);
	}
    }
    nrow = rowNames.size();
    emit importFinished();
}

int InputTable::GetRows()
{
    return nrow;
}

int InputTable::GetCols()
{
    return ncol;
}

const std::vector<std::string> InputTable::GetHeader()
{
    return header;
}

const std::vector<std::string> InputTable::GetRowNames()
{
    return rowNames;
}

const std::vector<std::vector <short> > InputTable::GetRowData()
{
    return rowData;
}