#include <string>

#include <fstream>

#include <sstream>

#include <iostream>

#include "SimpleIniFileParser.h"

using namespace std;

void SimpleIniFileParser::loadFromFile(const string& iniPath)

{

this->parameters.clear();

ifstream fin(iniPath.c_str());

if (!fin.is_open())

{

cout << "config.ini exists in '" << iniPath << "' but cannot be opened" << endl;

return;

}

string line;

while (getline(fin, line))

{

this->processLine(line);

}

}

vector<string> SimpleIniFileParser::split(const string &s, char delim)

{

vector<string> elems;

stringstream ss(s);

string item;

while (getline(ss, item, delim)) {

elems.push_back(item);

}

return elems;

}

string SimpleIniFileParser::trim(string& str)

{

str.erase(0, str.find_first_not_of(' ')); //prefixing spaces

str.erase(str.find_last_not_of(' ') + 1); //surfixing spaces

return str;

}

void SimpleIniFileParser::processLine(const string& line)

{

vector<string> tokens = split(line, '=');

if (tokens.size() != 2) return;

try { this->parameters[trim(tokens[0])] = stoi(tokens[1]); }

catch (invalid_argument exception) { this->parameters[trim(tokens[0])] = -1; } //mark for invalid values

}