/***************************************************************************	revision             : $Id: settings.cpp,v 1.1.1.1 2005/10/04 10:50:23 wiz Exp $    copyright            : (C) 2005 by Simone Tellini    email                : tellini@users.sourceforge.net ***************************************************************************//*************************************************************************** *                                                                         * *   This program 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 2 of the License, or     * *   (at your option) any later version.                                   * *                                                                         * ***************************************************************************/#include "main.h"#include "settings.h"#include "utils.h"#include <fstream>#include <algorithm>#include <cctype>//---------------------------------------------------------------------------void Settings::Load( const string &file ){	ifstream	fh( file.c_str() );		if( fh ) {			fh.exceptions( ifstream::badbit );				try {			int 	ln = 1;			string	section;			while( !fh.eof() ) {				string line;								getline( fh, line );				line = Utils::Trim( line );				while( !fh.eof() && ( line[ line.length() - 1 ] == '\\' )) {					string s;					getline( fh, s );					line.erase( line.length() - 1, 1 );					line.append( Utils::Trim( s ));				}								if( line[0] == '[' ) {					section = line.substr( 1, line.length() - 2 );										Sections.push_back( section );										} else if( !line.empty() && ( line[0] != '#' ) && ( line[0] != ';' )) {					string::size_type pos = line.find( "=" );										if( pos == string::npos )						fprintf( stderr, "Configuration error at line %d: no value specified\n", ln );					else {						string key = Utils::Trim( line.substr( 0, pos ));						string val = Utils::Trim( line.substr( pos + 1 ));						Cfg[ GetHashKey( section, key ) ] = val;					}				}								ln++;			}		}		catch( ifstream::failure& e ) {			fprintf( stderr, "Error while reading the configuration: %s\n", e.what() );		}		fh.close();			} else		fprintf( stderr, "Configuration file not found!\n" );}///---------------------------------------------------------------------------string Settings::GetString( string const& section, string const& key, const string& def ){	string hashKey = GetHashKey( section, key );	string ret = def;	if( Cfg.find( hashKey ) != Cfg.end() )		ret = Cfg[ hashKey ];	return( ret );}//---------------------------------------------------------------------------vector<string> Settings::GetStringVector( string const& section, string const& key ){	vector<string>	ret;	string			str = GetString( section, key );	while( !str.empty() ) {		bool	inQuotes = false, escaped = false, eos = false;		int		i;		string	item;		for( i = 0; !eos && ( i < str.length() ); i++ ) {			char ch = str[ i ];						switch( ch ) {				case '\\':					if( escaped )						item += '\\';					escaped = !escaped;					break;				case '"':					if( escaped ) {													item    += '"';						escaped  = false;											} else						inQuotes = !inQuotes;					break;				case ' ':					if( inQuotes )						item += ' ';					else						eos = true;					break;				case 'r':					item    += escaped ? '\r' : 'r';					escaped  = false;					break;				case 'n':					item    += escaped ? '\n' : 'n';					escaped  = false;					break;				default:					item    += ch;					escaped  = false;					break;			}		}		str.erase( 0, i );				item = Utils::Trim( item );		if( !item.empty() )			ret.push_back( item );	}	return( ret );}//---------------------------------------------------------------------------int Settings::GetInt( string const& section, string const& key, int def ){	string hashKey = GetHashKey( section, key );	if( Cfg.find( hashKey ) != Cfg.end() )		def = atoi( Cfg[ hashKey ].c_str() );			return( def );}//---------------------------------------------------------------------------string Settings::GetHashKey( string const& section, const string& key ) const{	string hash = section + "/" + key;		transform( hash.begin(), hash.end(), hash.begin(), static_cast<int(*)(int)>( tolower ));		return( hash );}//---------------------------------------------------------------------------