drone_log.cpp

#include <iostream>
#include <fstream>
#include <string>
#include <cstdlib>
using namespace std;

void loadfile();
void sortGPS();
void store();

string line[20000]; // Yes, I'm using global variables. Deal with it!
string lat[3000];
string lon[3000];
string dateTime[3000];
int entries = 0;

int main()
{
    loadfile();
    sortGPS();
    store();

    return 0;
}
void loadfile()
{
    ifstream fin("log17o.txt");
    int strcount = 0;

    if(fin.is_open())
    {
        while(getline(fin,line[strcount]))
        {
            strcount++;
            //cout << strcount << endl;
        }
        //cout << "Number of lines: " << strcount << endl;
        //system("PAUSE");
    }
    else
    {
        cout << "Unable to open file." << endl;
    }
    fin.close();
}
void sortGPS()
{
    int latcount = 0;
    int loncount = 0;
    int datecount = 0;
    int counter = 0;
    size_t found;
    while (counter < 20000)
    {
        found = line[counter].find("LAT:");
        if (found!=std::string::npos)
        {
            //cout << "Got one!" << endl;
            lat[latcount] = line[counter];
            lon[loncount] = line[counter + 1];
            dateTime[datecount] = line[counter - 1];
            counter++;
            datecount++;
            latcount++;
            loncount++;
        }
        else
        {
            counter++;
        }
    }
    /*cout << "Lat Count = " << latcount << endl;
    cout << "Lon Count = " << loncount << endl;
    cout << "Date/Time Count = " << datecount << endl;
    cout << "Counter = " << counter << endl;
    system("PAUSE");*/
    entries = latcount;
}
void store()
{
    ofstream fout ("drone_log17o.csv");
    int counter = 0;
    while (counter < entries)
    {
        if (fout.is_open())
        {
            fout << dateTime[counter] << ",";
            fout << lat[counter] << ",";
            fout << lon[counter] << endl;
            counter++;
        }

        else
        {
            cout << "Unable to open file." << endl;
        }
        /*cout << dateTime[counter] << endl;
        cout << lat[counter] << endl;
        cout << lon[counter] << endl << endl;
        system("PAUSE")*/
    }
    fout.close();
}