306 lines
8.7 KiB
C
306 lines
8.7 KiB
C
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
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* Copyright (C) 2008 Bastien Nocera <hadess@hadess.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*/
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#include <config.h>
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#include <glib/gstdio.h>
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#include <glib/gi18n-lib.h>
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#include <gio/gio.h>
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#include <utime.h>
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#include <strings.h>
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#include "sound-theme-file-utils.h"
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#define CUSTOM_THEME_NAME "__custom"
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/* This function needs to be called after each individual
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* changeset to the theme */
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void
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custom_theme_update_time (void)
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{
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char *path;
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path = custom_theme_dir_path (NULL);
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utime (path, NULL);
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g_free (path);
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}
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char *
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custom_theme_dir_path (const char *child)
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{
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static char *dir = NULL;
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const char *data_dir;
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if (dir == NULL) {
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data_dir = g_get_user_data_dir ();
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dir = g_build_filename (data_dir, "sounds", CUSTOM_THEME_NAME, NULL);
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}
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if (child == NULL)
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return g_strdup (dir);
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return g_build_filename (dir, child, NULL);
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}
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static gboolean
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directory_delete_recursive (GFile *directory, GError **error)
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{
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GFileEnumerator *enumerator;
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GFileInfo *info;
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gboolean success = TRUE;
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enumerator = g_file_enumerate_children (directory,
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G_FILE_ATTRIBUTE_STANDARD_NAME ","
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G_FILE_ATTRIBUTE_STANDARD_TYPE,
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G_FILE_QUERY_INFO_NONE,
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NULL, error);
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if (enumerator == NULL)
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return FALSE;
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while (success &&
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(info = g_file_enumerator_next_file (enumerator, NULL, NULL))) {
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GFile *child;
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child = g_file_get_child (directory, g_file_info_get_name (info));
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if (g_file_info_get_file_type (info) == G_FILE_TYPE_DIRECTORY) {
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success = directory_delete_recursive (child, error);
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}
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g_object_unref (info);
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if (success)
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success = g_file_delete (child, NULL, error);
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}
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g_file_enumerator_close (enumerator, NULL, NULL);
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if (success)
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success = g_file_delete (directory, NULL, error);
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return success;
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}
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/**
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* capplet_file_delete_recursive :
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* @file :
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* @error :
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*
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* A utility routine to delete files and/or directories,
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* including non-empty directories.
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**/
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static gboolean
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capplet_file_delete_recursive (GFile *file, GError **error)
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{
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GFileInfo *info;
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GFileType type;
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g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
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info = g_file_query_info (file,
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G_FILE_ATTRIBUTE_STANDARD_TYPE,
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G_FILE_QUERY_INFO_NONE,
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NULL, error);
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if (info == NULL)
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return FALSE;
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type = g_file_info_get_file_type (info);
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g_object_unref (info);
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if (type == G_FILE_TYPE_DIRECTORY)
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return directory_delete_recursive (file, error);
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else
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return g_file_delete (file, NULL, error);
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}
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void
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delete_custom_theme_dir (void)
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{
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char *dir;
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GFile *file;
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dir = custom_theme_dir_path (NULL);
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file = g_file_new_for_path (dir);
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g_free (dir);
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capplet_file_delete_recursive (file, NULL);
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g_object_unref (file);
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g_debug ("deleted the custom theme dir");
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}
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gboolean
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custom_theme_dir_is_empty (void)
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{
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char *dir;
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GFile *file;
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gboolean is_empty;
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GFileEnumerator *enumerator;
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GFileInfo *info;
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GError *error = NULL;
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dir = custom_theme_dir_path (NULL);
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file = g_file_new_for_path (dir);
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g_free (dir);
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is_empty = TRUE;
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enumerator = g_file_enumerate_children (file,
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G_FILE_ATTRIBUTE_STANDARD_NAME ","
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G_FILE_ATTRIBUTE_STANDARD_TYPE,
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G_FILE_QUERY_INFO_NONE,
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NULL, &error);
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if (enumerator == NULL) {
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g_warning ("Unable to enumerate files: %s", error->message);
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g_error_free (error);
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goto out;
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}
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while (is_empty &&
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(info = g_file_enumerator_next_file (enumerator, NULL, NULL))) {
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if (strcmp ("index.theme", g_file_info_get_name (info)) != 0) {
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is_empty = FALSE;
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}
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g_object_unref (info);
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}
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g_file_enumerator_close (enumerator, NULL, NULL);
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out:
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g_object_unref (file);
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return is_empty;
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}
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static void
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delete_one_file (const char *sound_name, const char *pattern)
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{
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GFile *file;
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char *name, *filename;
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name = g_strdup_printf (pattern, sound_name);
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filename = custom_theme_dir_path (name);
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g_free (name);
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file = g_file_new_for_path (filename);
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g_free (filename);
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capplet_file_delete_recursive (file, NULL);
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g_object_unref (file);
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}
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void
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delete_old_files (const char **sounds)
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{
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guint i;
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for (i = 0; sounds[i] != NULL; i++) {
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delete_one_file (sounds[i], "%s.ogg");
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}
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}
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void
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delete_disabled_files (const char **sounds)
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{
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guint i;
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for (i = 0; sounds[i] != NULL; i++)
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delete_one_file (sounds[i], "%s.disabled");
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}
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static void
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create_one_file (GFile *file)
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{
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GFileOutputStream* stream;
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stream = g_file_create (file, G_FILE_CREATE_NONE, NULL, NULL);
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if (stream != NULL) {
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g_output_stream_close (G_OUTPUT_STREAM (stream), NULL, NULL);
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g_object_unref (stream);
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}
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}
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void
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add_disabled_file (const char **sounds)
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{
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guint i;
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for (i = 0; sounds[i] != NULL; i++) {
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GFile *file;
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char *name, *filename;
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name = g_strdup_printf ("%s.disabled", sounds[i]);
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filename = custom_theme_dir_path (name);
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g_free (name);
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file = g_file_new_for_path (filename);
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g_free (filename);
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create_one_file (file);
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g_object_unref (file);
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}
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}
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void
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add_custom_file (const char **sounds, const char *filename)
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{
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guint i;
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for (i = 0; sounds[i] != NULL; i++) {
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GFile *file;
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char *name, *path;
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/* We use *.ogg because it's the first type of file that
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* libcanberra looks at */
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name = g_strdup_printf ("%s.ogg", sounds[i]);
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path = custom_theme_dir_path (name);
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g_free (name);
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/* In case there's already a link there, delete it */
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g_unlink (path);
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file = g_file_new_for_path (path);
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g_free (path);
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/* Create the link */
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g_file_make_symbolic_link (file, filename, NULL, NULL);
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g_object_unref (file);
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}
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}
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void
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create_custom_theme (const char *parent)
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{
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GKeyFile *keyfile;
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char *data;
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char *path;
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/* Create the custom directory */
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path = custom_theme_dir_path (NULL);
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g_mkdir_with_parents (path, 0755);
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g_free (path);
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/* Set the data for index.theme */
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keyfile = g_key_file_new ();
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g_key_file_set_string (keyfile, "Sound Theme", "Name", _("Custom"));
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g_key_file_set_string (keyfile, "Sound Theme", "Inherits", parent);
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g_key_file_set_string (keyfile, "Sound Theme", "Directories", ".");
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data = g_key_file_to_data (keyfile, NULL, NULL);
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g_key_file_free (keyfile);
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/* Save the index.theme */
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path = custom_theme_dir_path ("index.theme");
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g_file_set_contents (path, data, -1, NULL);
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g_free (path);
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g_free (data);
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custom_theme_update_time ();
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}
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