mirror of
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143 lines
6.5 KiB
C
143 lines
6.5 KiB
C
/********************************************************************\
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* gnc-prefs-utils.c -- utility functions for preferences management*
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* Copyright (C) 2013 Geert Janssens <geert@kobaltwit.be> *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License as *
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* published by the Free Software Foundation; either version 2 of *
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* the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License*
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* along with this program; if not, contact: *
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* *
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* Free Software Foundation Voice: +1-617-542-5942 *
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* 51 Franklin Street, Fifth Floor Fax: +1-617-542-2652 *
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* Boston, MA 02110-1301, USA gnu@gnu.org *
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* *
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\********************************************************************/
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#include <config.h>
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#include "gnc-gsettings.h"
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#include "gnc-prefs-utils.h"
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#include "gnc-prefs.h"
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#include "xml/gnc-backend-xml.h"
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static QofLogModule log_module = G_LOG_DOMAIN;
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/* Keys used for core preferences */
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#define GNC_PREF_FILE_COMPRESSION "file-compression"
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#define GNC_PREF_RETAIN_TYPE_NEVER "retain-type-never"
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#define GNC_PREF_RETAIN_TYPE_DAYS "retain-type-days"
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#define GNC_PREF_RETAIN_TYPE_FOREVER "retain-type-forever"
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#define GNC_PREF_RETAIN_DAYS "retain-days"
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/***************************************************************
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* Initialization *
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***************************************************************/
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static void
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file_retain_changed_cb(gpointer gsettings, gchar *key, gpointer user_data)
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{
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if (gnc_prefs_is_set_up())
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{
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gint days = (int)gnc_prefs_get_float(GNC_PREFS_GROUP_GENERAL, GNC_PREF_RETAIN_DAYS);
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gnc_prefs_set_file_retention_days (days);
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}
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}
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static void
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file_retain_type_changed_cb(gpointer gsettings, gchar *key, gpointer user_data)
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{
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XMLFileRetentionType type = XML_RETAIN_ALL;
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if (gnc_prefs_is_set_up())
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{
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if (gnc_prefs_get_bool (GNC_PREFS_GROUP_GENERAL, GNC_PREF_RETAIN_TYPE_NEVER))
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type = XML_RETAIN_NONE;
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else if (gnc_prefs_get_bool (GNC_PREFS_GROUP_GENERAL, GNC_PREF_RETAIN_TYPE_DAYS))
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type = XML_RETAIN_DAYS;
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else if (!gnc_prefs_get_bool (GNC_PREFS_GROUP_GENERAL, GNC_PREF_RETAIN_TYPE_FOREVER))
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PWARN("no file retention policy was set, assuming conservative policy 'forever'");
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gnc_prefs_set_file_retention_policy (type);
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}
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}
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static void
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file_compression_changed_cb(gpointer gsettings, gchar *key, gpointer user_data)
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{
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if (gnc_prefs_is_set_up())
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{
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gboolean file_compression = gnc_prefs_get_bool(GNC_PREFS_GROUP_GENERAL, GNC_PREF_FILE_COMPRESSION);
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gnc_prefs_set_file_save_compressed (file_compression);
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}
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}
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void gnc_prefs_init (void)
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{
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gnc_gsettings_load_backend();
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/* Initialize the core preferences by reading their values from the loaded backend.
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* Note: of no backend was loaded, these functions will return sane default values.
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*/
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file_retain_changed_cb (NULL, NULL, NULL);
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file_retain_type_changed_cb (NULL, NULL, NULL);
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file_compression_changed_cb (NULL, NULL, NULL);
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/* Check for invalid retain_type (days)/retain_days (0) combo.
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* This can happen either because a user changed the preferences
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* manually outside of GnuCash, or because the user upgraded from
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* gnucash version 2.3.15 or older. Back then, 0 retain_days meant
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* "keep forever". From 2.3.15 on this is controlled via a multiple
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* choice ("retain_type").
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* So if we find a 0 retain_days value with a "days" retain_type,
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* we will silently and conservatively interpret is as meaning
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* retain forever ("forever" retain_type).
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*/
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if ( (gnc_prefs_get_file_retention_policy () == XML_RETAIN_DAYS) &&
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(gnc_prefs_get_file_retention_days () == 0 ) )
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{
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gnc_prefs_set_file_retention_policy (XML_RETAIN_ALL);
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gnc_prefs_set_file_retention_days (30);
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gnc_prefs_set_bool (GNC_PREFS_GROUP_GENERAL, GNC_PREF_RETAIN_TYPE_FOREVER, TRUE);
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gnc_prefs_set_float (GNC_PREFS_GROUP_GENERAL, GNC_PREF_RETAIN_DAYS, 30);
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PWARN("retain 0 days policy was set, but this is probably not what the user wanted,\n"
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"assuming conservative policy 'forever'");
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}
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/* Add hooks to update core preferences whenever the associated preference changes */
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gnc_prefs_register_cb (GNC_PREFS_GROUP_GENERAL, GNC_PREF_RETAIN_DAYS,
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file_retain_changed_cb, NULL);
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gnc_prefs_register_cb (GNC_PREFS_GROUP_GENERAL, GNC_PREF_RETAIN_TYPE_NEVER,
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file_retain_type_changed_cb, NULL);
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gnc_prefs_register_cb (GNC_PREFS_GROUP_GENERAL, GNC_PREF_RETAIN_TYPE_DAYS,
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file_retain_type_changed_cb, NULL);
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gnc_prefs_register_cb (GNC_PREFS_GROUP_GENERAL, GNC_PREF_RETAIN_TYPE_FOREVER,
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file_retain_type_changed_cb, NULL);
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gnc_prefs_register_cb (GNC_PREFS_GROUP_GENERAL, GNC_PREF_FILE_COMPRESSION,
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file_compression_changed_cb, NULL);
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}
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void
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gnc_prefs_remove_registered (void)
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{
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// remove the registered pref call backs above
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gnc_prefs_remove_cb_by_func (GNC_PREFS_GROUP_GENERAL, GNC_PREF_RETAIN_DAYS,
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file_retain_changed_cb, NULL);
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gnc_prefs_remove_cb_by_func (GNC_PREFS_GROUP_GENERAL, GNC_PREF_RETAIN_TYPE_NEVER,
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file_retain_type_changed_cb, NULL);
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gnc_prefs_remove_cb_by_func (GNC_PREFS_GROUP_GENERAL, GNC_PREF_RETAIN_TYPE_DAYS,
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file_retain_type_changed_cb, NULL);
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gnc_prefs_remove_cb_by_func (GNC_PREFS_GROUP_GENERAL, GNC_PREF_RETAIN_TYPE_FOREVER,
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file_retain_type_changed_cb, NULL);
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gnc_prefs_remove_cb_by_func (GNC_PREFS_GROUP_GENERAL, GNC_PREF_FILE_COMPRESSION,
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file_compression_changed_cb, NULL);
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}
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