pidgin/pidgin

closing merged branch
use-after-free
2020-02-14, Gary Kramlich
ca45e74fb1ee
closing merged branch
/*
* PidginIconThemeLoader for Pidgin
*
* 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 "gtkicon-theme-loader.h"
#include "gtkstatus-icon-theme.h"
#include "xmlnode.h"
#include "debug.h"
/**
* PidginIconThemeLoader:
*
* A pidgin icon theme loader. Extends PurpleThemeLoader (theme-loader.h)
* This is a class designed to build icon themes
*/
struct _PidginIconThemeLoader
{
PurpleThemeLoader parent;
};
/*****************************************************************************
* Icon Theme Builder
*****************************************************************************/
static PurpleTheme *
pidgin_icon_loader_build(const gchar *theme_dir)
{
PurpleXmlNode *root_node = NULL, *sub_node;
gchar *dir, *filename_full, *data = NULL;
PidginIconTheme *theme = NULL;
const gchar *name;
/* Find the theme file */
g_return_val_if_fail(theme_dir != NULL, NULL);
dir = g_build_filename(theme_dir, "purple", "status-icon", NULL);
filename_full = g_build_filename(dir, "theme.xml", NULL);
if (g_file_test(filename_full, G_FILE_TEST_IS_REGULAR))
root_node = purple_xmlnode_from_file(dir, "theme.xml", "icon themes", "icon-theme-loader");
g_free(filename_full);
if (root_node == NULL) {
g_free(dir);
return NULL;
}
name = purple_xmlnode_get_attrib(root_node, "name");
if (name) {
/* Parse the tree */
sub_node = purple_xmlnode_get_child(root_node, "description");
data = purple_xmlnode_get_data(sub_node);
if (purple_xmlnode_get_attrib(root_node, "name") != NULL) {
theme = g_object_new(PIDGIN_TYPE_STATUS_ICON_THEME,
"type", "status-icon",
"name", name,
"author", purple_xmlnode_get_attrib(root_node, "author"),
"image", purple_xmlnode_get_attrib(root_node, "image"),
"directory", dir,
"description", data, NULL);
sub_node = purple_xmlnode_get_child(root_node, "icon");
while (sub_node) {
pidgin_icon_theme_set_icon(theme,
purple_xmlnode_get_attrib(sub_node, "id"),
purple_xmlnode_get_attrib(sub_node, "file"));
sub_node = purple_xmlnode_get_next_twin(sub_node);
}
}
}
purple_xmlnode_free(root_node);
g_free(data);
g_free(dir);
return PURPLE_THEME(theme);
}
/******************************************************************************
* GObject Stuff
*****************************************************************************/
static void
pidgin_icon_theme_loader_class_init (PidginIconThemeLoaderClass *klass)
{
PurpleThemeLoaderClass *loader_klass = PURPLE_THEME_LOADER_CLASS(klass);
loader_klass->purple_theme_loader_build = pidgin_icon_loader_build;
}
GType
pidgin_icon_theme_loader_get_type (void)
{
static GType type = 0;
if (type == 0) {
static const GTypeInfo info = {
sizeof(PidginIconThemeLoaderClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc)pidgin_icon_theme_loader_class_init, /* class_init */
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (PidginIconThemeLoader),
0, /* n_preallocs */
NULL, /* instance_init */
NULL, /* value table */
};
type = g_type_register_static (PURPLE_TYPE_THEME_LOADER,
"PidginIconThemeLoader", &info, 0);
}
return type;
}