inih/ini.h

#ifndef INI_H
#define INI_H
/*
 * Copyright (C) Jefferson 2010 <web@jeffersongta.de> / <remis80@gmx.net>
 *
 http://creativecommons.org/licenses/by/3.0/de/deed.en_US

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 * Version: r9
 * Date (last edit): 11.09.2010
 * Function: This C++ include offers functions to read from a file in the
 *           INI format and write to a file in the INI format
 *           It is easy to use, stable and secure
*/

#include <string>
#include <vector>
#include <fstream>
#include <sstream>
#include <iostream> // DEBUG only
using namespace std;

#define INI_DEFAULT_SECTION "main"

#define INI_MAX_LENGTH 300
#define INI_MAX_LINES_PER_SEC 50 // lines every section can have
#define INI_MAX_SECTIONS 20 // maximum amount of sections

#define INI_LINE_DONTSAVE "ini_dont_save123" // if a line contains this, it won't save


class INIParser {
 public:
  INIParser(const char _filename[]);
  ~INIParser();

  int GetInteger(const char section[], const char key[], int defaultValue);
  double GetDouble(const char section[], const char key[], double defaultValue);
  long GetLong(const char section[], const char key[], long defaultValue);
  bool GetBoolean(const char section[], const char key[], bool defaultValue);
  string GetString(const char section[], const char key[], string defaultValue);
  string Get(const char section[], const char key[], string defaultValue);

  void SetInt(const char section[],const char key[], int newval);
  void SetLong(const char section[], const char key[], long newval);
  void SetBool(const char section[], const char key[], bool newval);
  void SetString(const char section[], const char key[], string newval);
  void Set(const char section[], const char key[], const char newval[]);

  void CreateSection(const char section[]);
  void RemoveSection(const char section[]);
  void RemoveEntry(const char section[], const char key[]);
  bool ValidSection(const char section[]);
  bool ValidEntry(const char section[], const char key[]);
  int CountSections();
  int CountEntries();
  void Clear();
  void Close();
  bool Good();


 private:
  // internal functions
  string getKeyFromString(string mystring);
  string getValueFromString(string mystring);
  template <class T>
  string numtostring(T num);
  template <class T>
  T stringtonum(string mystring);


  // Variables
  string filename;
  vector<string> sectionnames;
  vector< vector<string> > buffer;
  bool InitGood; // no errors in constructor (could open the file ?)
  bool Closed;
  bool withoutSections; // mode without sections

  // cache for some statistics
  int sections;
  int entries;

};
#endif // INI_H