464 lines
12 KiB
C
464 lines
12 KiB
C
/******************************************************************************
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* $Id$
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*
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* Copyright (c) 2005-2008 Transmission authors and contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*****************************************************************************/
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#include <assert.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <glib.h>
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#include <glib/gi18n.h>
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#include <glib/gstdio.h>
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#include <libtransmission/transmission.h>
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#include <libtransmission/bencode.h>
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#include <libtransmission/platform.h>
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#include "conf.h"
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#include "tr-prefs.h"
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#include "util.h"
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#define MY_NAME "transmission"
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static char * gl_confdir = NULL;
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static char * gl_lockpath = NULL;
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/* errstr may be NULL, this might be called before GTK is initialized */
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gboolean
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cf_init( const char * configDir,
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char ** errstr )
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{
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if( errstr != NULL )
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*errstr = NULL;
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gl_confdir = g_strdup( configDir );
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if( gtr_mkdir_with_parents( gl_confdir, 0755 ) )
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return TRUE;
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if( errstr != NULL )
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*errstr = g_strdup_printf( _( "Couldn't create \"%1$s\": %2$s" ),
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gl_confdir, g_strerror( errno ) );
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return FALSE;
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}
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/***
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****
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**** Lockfile
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****
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***/
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/* errstr may be NULL, this might be called before GTK is initialized */
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static gboolean
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lockfile( const char * filename,
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gtr_lockfile_state_t * tr_state,
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char ** errstr )
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{
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const gtr_lockfile_state_t state = gtr_lockfile( filename );
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const gboolean success = state == GTR_LOCKFILE_SUCCESS;
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if( errstr ) switch( state )
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{
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case GTR_LOCKFILE_EOPEN:
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*errstr =
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g_strdup_printf( _( "Couldn't open \"%1$s\": %2$s" ),
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filename, g_strerror( errno ) );
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break;
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case GTR_LOCKFILE_ELOCK:
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*errstr = g_strdup_printf( _( "%s is already running." ),
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g_get_application_name( ) );
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break;
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case GTR_LOCKFILE_SUCCESS:
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*errstr = NULL;
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break;
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}
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if( tr_state != NULL )
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*tr_state = state;
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return success;
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}
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static char*
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getLockFilename( void )
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{
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assert( gl_confdir != NULL );
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return g_build_filename( gl_confdir, "lock", NULL );
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}
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static void
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cf_removelocks( void )
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{
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if( gl_lockpath )
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{
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g_unlink( gl_lockpath );
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g_free( gl_lockpath );
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}
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}
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/* errstr may be NULL, this might be called before GTK is initialized */
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gboolean
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cf_lock( gtr_lockfile_state_t * tr_state, char ** errstr )
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{
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char * path = getLockFilename( );
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const gboolean didLock = lockfile( path, tr_state, errstr );
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if( didLock )
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gl_lockpath = g_strdup( path );
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g_atexit( cf_removelocks );
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g_free( path );
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return didLock;
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}
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/***
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****
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**** Preferences
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****
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***/
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static void cf_check_older_configs( void );
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/**
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* This is where we initialize the preferences file with the default values.
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* If you add a new preferences key, you /must/ add a default value here.
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*/
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static void
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tr_prefs_init_defaults( tr_benc * d )
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{
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const char * str;
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cf_check_older_configs( );
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#ifdef HAVE_GIO
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str = NULL;
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if( !str ) str = g_get_user_special_dir( G_USER_DIRECTORY_DOWNLOAD );
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if( !str ) str = g_get_user_special_dir( G_USER_DIRECTORY_DESKTOP );
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if( !str ) str = tr_getDefaultDownloadDir( );
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tr_bencDictAddStr( d, PREF_KEY_DIR_WATCH, str );
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tr_bencDictAddBool( d, PREF_KEY_DIR_WATCH_ENABLED, FALSE );
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#endif
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tr_bencDictAddBool( d, PREF_KEY_INHIBIT_HIBERNATION, FALSE );
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tr_bencDictAddBool( d, PREF_KEY_BLOCKLIST_UPDATES_ENABLED, TRUE );
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tr_bencDictAddStr( d, PREF_KEY_OPEN_DIALOG_FOLDER, g_get_home_dir( ) );
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tr_bencDictAddBool( d, PREF_KEY_TOOLBAR, TRUE );
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tr_bencDictAddBool( d, PREF_KEY_FILTERBAR, TRUE );
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tr_bencDictAddBool( d, PREF_KEY_STATUSBAR, TRUE );
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tr_bencDictAddBool( d, PREF_KEY_SHOW_TRAY_ICON, FALSE );
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tr_bencDictAddBool( d, PREF_KEY_SHOW_DESKTOP_NOTIFICATION, TRUE );
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tr_bencDictAddBool( d, PREF_KEY_SHOW_MORE_TRACKER_INFO, FALSE );
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tr_bencDictAddBool( d, PREF_KEY_SHOW_BACKUP_TRACKERS, FALSE );
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tr_bencDictAddStr( d, PREF_KEY_STATUSBAR_STATS, "total-ratio" );
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tr_bencDictAddBool( d, PREF_KEY_OPTIONS_PROMPT, TRUE );
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tr_bencDictAddBool( d, PREF_KEY_MAIN_WINDOW_IS_MAXIMIZED, FALSE );
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tr_bencDictAddInt( d, PREF_KEY_MAIN_WINDOW_HEIGHT, 500 );
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tr_bencDictAddInt( d, PREF_KEY_MAIN_WINDOW_WIDTH, 300 );
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tr_bencDictAddInt( d, PREF_KEY_MAIN_WINDOW_X, 50 );
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tr_bencDictAddInt( d, PREF_KEY_MAIN_WINDOW_Y, 50 );
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tr_bencDictAddStr( d, PREF_KEY_MAIN_WINDOW_LAYOUT_ORDER, "menu,toolbar,filter,list,statusbar" );
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str = NULL;
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#if GLIB_CHECK_VERSION( 2, 14, 0 )
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if( !str ) str = g_get_user_special_dir( G_USER_DIRECTORY_DOWNLOAD );
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#endif
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if( !str ) str = tr_getDefaultDownloadDir( );
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tr_bencDictAddStr( d, TR_PREFS_KEY_DOWNLOAD_DIR, str );
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tr_bencDictAddBool( d, PREF_KEY_ASKQUIT, TRUE );
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tr_bencDictAddStr( d, PREF_KEY_FILTER_MODE, "show-all" );
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tr_bencDictAddStr( d, PREF_KEY_SORT_MODE, "sort-by-name" );
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tr_bencDictAddBool( d, PREF_KEY_SORT_REVERSED, FALSE );
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tr_bencDictAddBool( d, PREF_KEY_MINIMAL_VIEW, FALSE );
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tr_bencDictAddBool( d, PREF_KEY_START, TRUE );
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tr_bencDictAddBool( d, PREF_KEY_TRASH_ORIGINAL, FALSE );
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}
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static char*
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getPrefsFilename( void )
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{
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assert( gl_confdir != NULL );
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return g_build_filename( gl_confdir, "settings.json", NULL );
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}
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static tr_benc*
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getPrefs( void )
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{
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static tr_benc settings;
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static gboolean loaded = FALSE;
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if( !loaded )
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{
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tr_bencInitDict( &settings, 0 );
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tr_prefs_init_defaults( &settings );
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tr_sessionLoadSettings( &settings, gl_confdir, MY_NAME );
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loaded = TRUE;
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}
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return &settings;
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}
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/***
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****
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***/
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tr_benc*
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pref_get_all( void )
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{
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return getPrefs( );
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}
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int64_t
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pref_int_get( const char * key )
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{
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int64_t i = 0;
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tr_bencDictFindInt( getPrefs( ), key, &i );
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return i;
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}
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void
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pref_int_set( const char * key,
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int64_t value )
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{
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tr_bencDictAddInt( getPrefs( ), key, value );
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}
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double
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pref_double_get( const char * key )
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{
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double d = 0.0;
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tr_bencDictFindReal( getPrefs( ), key, &d );
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return d;
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}
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void
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pref_double_set( const char * key,
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double value )
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{
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tr_bencDictAddReal( getPrefs( ), key, value );
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}
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/***
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****
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***/
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gboolean
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pref_flag_get( const char * key )
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{
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tr_bool boolVal;
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tr_bencDictFindBool( getPrefs( ), key, &boolVal );
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return boolVal != 0;
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}
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gboolean
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pref_flag_eval( pref_flag_t val,
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const char * key )
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{
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switch( val )
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{
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case PREF_FLAG_TRUE:
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return TRUE;
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case PREF_FLAG_FALSE:
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return FALSE;
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default:
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return pref_flag_get( key );
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}
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}
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void
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pref_flag_set( const char * key,
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gboolean value )
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{
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tr_bencDictAddBool( getPrefs( ), key, value );
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}
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/***
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****
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***/
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const char*
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pref_string_get( const char * key )
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{
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const char * str = NULL;
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tr_bencDictFindStr( getPrefs( ), key, &str );
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return str;
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}
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void
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pref_string_set( const char * key, const char * value )
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{
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tr_bencDictAddStr( getPrefs( ), key, value );
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}
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/***
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****
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***/
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void
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pref_save( tr_session * session )
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{
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tr_sessionSaveSettings( session, gl_confdir, getPrefs( ) );
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}
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/***
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****
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***/
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#if !GLIB_CHECK_VERSION( 2, 8, 0 )
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static void
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tr_file_set_contents( const char * filename,
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const void * out,
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size_t len,
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GError* unused UNUSED )
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{
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FILE * fp = fopen( filename, "wb+" );
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if( fp != NULL )
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{
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fwrite( out, 1, len, fp );
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fclose( fp );
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}
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}
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#define g_file_set_contents tr_file_set_contents
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#endif
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static char*
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getCompat090PrefsFilename( void )
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{
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assert( gl_confdir != NULL );
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return g_build_filename( g_get_home_dir( ), ".transmission", "gtk", "prefs.ini", NULL );
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}
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static char*
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getCompat121PrefsFilename( void )
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{
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return g_build_filename( g_get_user_config_dir( ), "transmission", "gtk", "prefs.ini", NULL );
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}
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static void
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translate_keyfile_to_json( const char * old_file,
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const char * new_file )
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{
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tr_benc dict;
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GKeyFile * keyfile;
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gchar ** keys;
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gsize i;
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gsize length;
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static struct pref_entry {
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const char* oldkey;
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const char* newkey;
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} renamed[] = {
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{ "default-download-directory", "download-dir" },
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{ "encrypted-connections-only", "encryption" },
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{ "listening-port", "peer-port" },
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{ "nat-traversal-enabled", "port-forwarding-enabled" },
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{ "open-dialog-folder", "open-dialog-dir" },
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{ "watch-folder", "watch-dir" },
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{ "watch-folder-enabled", "watch-dir-enabled" }
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};
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keyfile = g_key_file_new( );
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g_key_file_load_from_file( keyfile, old_file, 0, NULL );
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length = 0;
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keys = g_key_file_get_keys( keyfile, "general", &length, NULL );
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tr_bencInitDict( &dict, length );
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for( i = 0; i < length; ++i )
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{
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guint j;
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const char * key = keys[i];
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gchar * val = g_key_file_get_value( keyfile, "general", key,
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NULL );
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for( j = 0; j < G_N_ELEMENTS( renamed ); ++j )
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if( !strcmp( renamed[j].oldkey, key ) )
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key = renamed[j].newkey;
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if( !strcmp( val, "true" ) || !strcmp( val, "false" ) )
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tr_bencDictAddInt( &dict, key, !strcmp( val, "true" ) );
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else
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{
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char * end;
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long l;
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errno = 0;
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l = strtol( val, &end, 10 );
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if( !errno && end && !*end )
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tr_bencDictAddInt( &dict, key, l );
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else
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tr_bencDictAddStr( &dict, key, val );
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}
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g_free( val );
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}
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g_key_file_free( keyfile );
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tr_bencToFile( &dict, TR_FMT_JSON, new_file );
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tr_bencFree( &dict );
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}
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static void
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cf_check_older_configs( void )
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{
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char * filename = getPrefsFilename( );
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if( !g_file_test( filename, G_FILE_TEST_IS_REGULAR ) )
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{
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char * key1 = getCompat121PrefsFilename( );
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char * key2 = getCompat090PrefsFilename( );
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if( g_file_test( key1, G_FILE_TEST_IS_REGULAR ) )
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{
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g_message( _( "Importing \"%s\"" ), key1 );
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translate_keyfile_to_json( key1, filename );
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}
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else if( g_file_test( key2, G_FILE_TEST_IS_REGULAR ) )
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{
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g_message( _( "Importing \"%s\"" ), key2 );
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translate_keyfile_to_json( key2, filename );
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}
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g_free( key2 );
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g_free( key1 );
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}
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g_free( filename );
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}
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