libpurple/sound-theme-loader.c

/*
 * SoundThemeLoader for libpurple
 *
 * Pidgin is the legal property of its developers, whose names are too numerous
 * to list here.  Please refer to the COPYRIGHT file distributed with this
 * source distribution.
 *
 * 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.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111-1301  USA
 */

#include "internal.h"
#include "sound-theme-loader.h"
#include "sound-theme.h"
#include "util.h"
#include "xmlnode.h"

/*****************************************************************************
 * Sound Theme Builder
 *****************************************************************************/

static PurpleTheme *
purple_sound_loader_build(const gchar *dir)
{
	xmlnode *root_node = NULL, *sub_node;
	gchar *filename_full, *data;
	PurpleSoundTheme *theme = NULL;

	/* Find the theme file */
	g_return_val_if_fail(dir != NULL, NULL);
	filename_full = g_build_filename(dir, "theme.xml", NULL);

	if (g_file_test(filename_full, G_FILE_TEST_IS_REGULAR))
		root_node = xmlnode_from_file(dir, "theme.xml", "sound themes", "sound-theme-loader");

	g_free(filename_full);
	g_return_val_if_fail(root_node != NULL, NULL);

	/* Parse the tree */
	sub_node = xmlnode_get_child(root_node, "description");
	data = xmlnode_get_data(sub_node);

	if (xmlnode_get_attrib(root_node, "name") != NULL) {
		theme = g_object_new(PURPLE_TYPE_SOUND_THEME,
				"type", "sound",
				"name", xmlnode_get_attrib(root_node, "name"),
				"author", xmlnode_get_attrib(root_node, "author"),
				"image", xmlnode_get_attrib(root_node, "image"),
				"directory", dir,
				"description", data, NULL);

		sub_node = xmlnode_get_child(root_node, "event");

		while (sub_node) {
			purple_sound_theme_set_file(theme,
					xmlnode_get_attrib(sub_node, "name"),
					xmlnode_get_attrib(sub_node, "file"));
			sub_node = xmlnode_get_next_twin(sub_node);
		}
	}

	xmlnode_free(root_node);
	g_free(data);
	return PURPLE_THEME(theme);
}

/******************************************************************************
 * GObject Stuff
 *****************************************************************************/

static void
purple_sound_theme_loader_class_init(PurpleSoundThemeLoaderClass *klass)
{
	PurpleThemeLoaderClass *loader_klass = PURPLE_THEME_LOADER_CLASS(klass);

	loader_klass->purple_theme_loader_build = purple_sound_loader_build;
}

GType
purple_sound_theme_loader_get_type(void)
{
	static GType type = 0;
	if (type == 0) {
		static const GTypeInfo info = {
			sizeof(PurpleSoundThemeLoaderClass),
			NULL, /* base_init */
			NULL, /* base_finalize */
			(GClassInitFunc)purple_sound_theme_loader_class_init, /* class_init */
			NULL, /* class_finalize */
			NULL, /* class_data */
			sizeof(PurpleSoundThemeLoader),
			0, /* n_preallocs */
			NULL, /* instance_init */
			NULL, /* value table */
		};
		type = g_type_register_static(PURPLE_TYPE_THEME_LOADER,
				"PurpleSoundThemeLoader", &info, 0);
	}
	return type;
}