~dmxe/lifeograph/1.0

/***********************************************************************************

    Copyright (C) 2010 Ahmet Öztürk (aoz_2@yahoo.com)

    This file is part of Lifeograph.

    Lifeograph 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 3 of the License, or

    (at your option) any later version.

    Lifeograph is distributed in the hope that it will be useful,

    but WITHOUT ANY WARRANTY; without even the implied warranty of

    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License

    along with Lifeograph.  If not, see <http://www.gnu.org/licenses/>.

***********************************************************************************/

#include "settings.hpp"

#include <fstream>

#include <glib/gstdio.h>    // g_mkdir()

using namespace LIFEO;

Settings::Settings( void )

:   autologout( true ), idletime( IDLETIME_DEFAULT ), show_formatting_toolbar( true ),

    diary_extension( EXTENSION_DEFAULT ), flag_maiden_voyage( false ),

    width( WIDTH_DEFAULT ), height( HEIGHT_DEFAULT ),

    state_maximized( false ), position_x( POSITION_NOTSET ), position_y( POSITION_NOTSET ),

    position_pane( PANEPOS_DEFAULT ), position_pane_tags( PANEPOS_TAGS_DEFAULT )

{

}

bool

Settings::read( void )

{

    m_path = Glib::getenv( "LIFEOGRAPH_CONFIG_FILE" );

    if( m_path.empty() )

    {

        flag_maiden_voyage = true; // maiden voyage is not used when custom config path is given

        m_path = Glib::build_filename( Glib::get_user_config_dir(), "lifeograph", "lifeo.conf" );

    }

    std::ifstream file( m_path.c_str() );

    if( ! file.is_open() )

    {

        PRINT_DEBUG( "Configuration file does not exist!" );

        return false;

    }

    else

        flag_maiden_voyage = false;

    reset();

    std::string line;

    while( getline( file, line ) )

    {

        if( line.size() < 3 )

            continue;

        switch( line[ 0 ] )

        {

            case 'R':

                recentfiles.insert( line.substr( 2 ) );

                break;

            // TODO: position & size settings may go to the diary

            // TODO: check if these are within screen boundaries

            case 'H':

                height = convert_string( line.substr( 2 ) );

                break;

            case 'W':

                width = convert_string( line.substr( 2 ) );

                break;

            case 'S':

                state_maximized = ( line[ 2 ] == 'm' || line[ 2 ] == 'M' );

                break;

            case 'X':

                position_x = convert_string( line.substr( 2 ) );

                break;

            case 'Y':

                position_y = convert_string( line.substr( 2 ) );

                break;

            case 'P':   // uppercase

                position_pane = convert_string( line.substr( 2 ) );

                break;

            case 'p':   // lowercase

                position_pane_tags =  convert_string( line.substr( 2 ) );

                // zero width is not accepted by Gtk::Paned

                if( position_pane_tags == 0 )

                    position_pane_tags = 1;

                break;

            case 'L':

                autologout = ( line[ 2 ] == 'y' || line[ 2 ] == 'Y' );

                break;

            case 'I':

                idletime = convert_string( line.substr( 2 ) );

                if( idletime < IDLETIME_MIN || idletime > IDLETIME_MAX )

                    idletime = IDLETIME_DEFAULT;

                break;

            case 'F':

                show_formatting_toolbar = ( line[ 2 ] == 'y' || line[ 2 ] == 'Y' );

                break;

            case 'E':

                // if only a dot (.) no extension will be added automatically

                diary_extension = line.substr( 2 );

                if( diary_extension[ 0 ] != '.' )

                    diary_extension.insert( 0, "." );

                break;

            case 0:     // empty line

            case '#':   // comment

                break;

            default:

                print_info( "unrecognized option:\n" + line );

                break;

        }

    }

    file.close();

    return true;

}

bool

Settings::write( void )

{

    if( ! Glib::file_test( m_path, Glib::FILE_TEST_EXISTS ) )

    {

        if( ! Glib::file_test( Glib::path_get_dirname( m_path ), Glib::FILE_TEST_IS_DIR ) )

            g_mkdir_with_parents( Glib::path_get_dirname( m_path ).c_str(), 0700 );

    }

    std::ofstream file( m_path.c_str(), std::ios::out | std::ios::trunc );

    if( ! file.is_open() )

    {

        print_error( "Failed to save configuration!" );

        return false;

    }

    file << "W " << width;

    file << "\nH " << height;

    file << "\nX " << position_x;

    file << "\nY " << position_y;

    file << "\nS " << ( state_maximized ? 'm' : 'u' );

    file << "\nP " << position_pane;

    file << "\np " << position_pane_tags;

    // RECENT FILES

    for( ListPaths::iterator iter = recentfiles.begin();

         iter != recentfiles.end(); ++iter )

        file << "\nR " << *iter;

    file << "\nL " << ( autologout ? 'y' : 'n' );

    file << "\nI " << idletime;

    file << "\nF " << ( show_formatting_toolbar ? 'y' : 'n' );

    if( diary_extension != EXTENSION_DEFAULT )

        file << "\nE " << diary_extension;

    file.close();

    return true;

}

void

Settings::reset( void )

{

    recentfiles.clear();

    autologout = true;

    idletime = IDLETIME_DEFAULT;

    show_formatting_toolbar = true;

    diary_extension = EXTENSION_DEFAULT;

}

// maybe later:

//bool

//Settings::get_bool_opt( int i )

//{

//    if( i >= m_bool_opts.size() )

//        throw LIFEO::Error( "Requested option is out of bounds" );

//    else

//        return m_bool_opts[ i ];

//}