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/*
common/inifile.h
This file is part of the Osirion project and is distributed under
the terms of the GNU General Public License version 2
*/
#ifndef __INCLUDED_FILESYSTEM_INIFILE_H__
#define __INCLUDED_FILESYSTEM_INIFILE_H__
#include <string>
#include <fstream>
#include "math/vector3f.h"
#include "math/color.h"
#include "filesystem/filestream.h"
namespace filesystem
{
/// a class to read .ini files
/** The IniFile class provides functions to read .ini files. A .ini file
* consists of one or more [section] headers followed by one or more key=value
* pairs. Lines starting with # or ; are considered comments
*/
class IniFile
{
public:
IniFile(const char *ininame = 0);
IniFile(std::string const & ininame);
~IniFile();
/// open an ini file for reading
bool open(std::string const & ininame);
/// open an ini file for reading
bool open(const char *ininame);
/// parse one line, returns false on end-of-file
bool getline();
/// current section label
inline std::string section() const {
return section_current;
}
/// current key
inline std::string key() const {
return key_current;
}
/// current value
inline std::string value() const {
return value_current;
}
/// true if the last read statement was a section header
bool got_section() const;
/// true if the current section matches
bool in_section(const char *sectionlabel) const;
/// true if the last read statement was a certain section header
bool got_section(const char * sectionlabel) const;
/// true if the last read statement was a key=value pair
bool got_key() const;
bool got_key(const char * keylabel);
/// check if the last read key=value pair matches keylabel and store the value in valuestring
bool got_key_string(const char * keylabel, std::string & valuestring);
/// check if the last read key=value pair matches keylabel and store the value in valuestring, converted to label
bool got_key_label(const char * keylabel, std::string & labelstring);
bool got_key_color(const char * keylabel, math::Color & color);
bool got_key_float(const char * keylabel, float & f);
bool got_key_angle(const char * keylabel, float & f);
bool got_key_long(const char * keylabel, long & l);
bool got_key_vector3f(const char * keylabel, math::Vector3f & v);
bool got_key_bool(const char * keylabel, bool & b);
inline unsigned int line() const {
return line_number;
}
/// print a default unkown value error
void unknown_value() const;
/// print a default unkown key error
void unknown_key() const;
/// print a default unkown section error
void unknown_section() const;
/// print a generic error message
void unknown_error(const char *text = 0) const;
void unknown_error(const std::string &text) const;
/// return true of the ini file is open for reading
inline bool is_open() {
return inifile_stream.is_open();
}
/// return true of the ini file is open for reading
inline bool good() {
return inifile_stream.good();
}
/// current name in the virtual filesystem
inline std::string const & name() const {
return inifile_stream.name();
}
/// current actual filename
inline std::string const & filename() const {
return inifile_stream.filename();
}
/// close the file
void close();
private:
std::string section_current;
std::string key_current;
std::string value_current;
bool last_read_was_key;
bool last_read_was_section;
unsigned int line_number;
IFileStream inifile_stream;
};
}
#endif // __INCLUDED_FILESYSTEM_INIFILE_H__
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