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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
* vi:set noexpandtab tabstop=8 shiftwidth=8:
*
* Copyright (C) 2016 Richard Hughes <richard@hughsie.com>
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include <config.h>
#include <gnome-software.h>
#include "gs-plugin-os-release.h"
/**
* SECTION:
*
* Plugin which exposes OS release information from `/etc/os-release` (or
* `/usr/lib/os-release`) as a #GsApp with the ID `system`.
*
* This plugin runs entirely in the main thread and requires no locking.
*/
struct _GsPluginOsRelease
{
GsPlugin parent;
GsApp *app_system;
};
G_DEFINE_TYPE (GsPluginOsRelease, gs_plugin_os_release, GS_TYPE_PLUGIN)
static void
gs_plugin_os_release_dispose (GObject *object)
{
GsPluginOsRelease *self = GS_PLUGIN_OS_RELEASE (object);
g_clear_object (&self->app_system);
G_OBJECT_CLASS (gs_plugin_os_release_parent_class)->dispose (object);
}
static void
gs_plugin_os_release_init (GsPluginOsRelease *self)
{
self->app_system = gs_app_new ("system");
gs_app_set_kind (self->app_system, AS_COMPONENT_KIND_OPERATING_SYSTEM);
gs_app_set_state (self->app_system, GS_APP_STATE_INSTALLED);
}
static void
gs_plugin_os_release_setup_async (GsPlugin *plugin,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
GsPluginOsRelease *self = GS_PLUGIN_OS_RELEASE (plugin);
g_autoptr(GTask) task = NULL;
const gchar *cpe_name;
const gchar *home_url;
const gchar *name;
const gchar *version;
const gchar *os_id;
g_autoptr(GsOsRelease) os_release = NULL;
g_autoptr(GError) local_error = NULL;
task = g_task_new (plugin, cancellable, callback, user_data);
g_task_set_source_tag (task, gs_plugin_os_release_setup_async);
/* parse os-release, wherever it may be */
os_release = gs_os_release_new (&local_error);
if (os_release == NULL) {
g_task_return_error (task, g_steal_pointer (&local_error));
return;
}
cpe_name = gs_os_release_get_cpe_name (os_release);
if (cpe_name != NULL)
gs_app_set_metadata (self->app_system, "GnomeSoftware::CpeName", cpe_name);
name = gs_os_release_get_name (os_release);
if (name != NULL)
gs_app_set_name (self->app_system, GS_APP_QUALITY_LOWEST, name);
version = gs_os_release_get_version_id (os_release);
if (version != NULL)
gs_app_set_version (self->app_system, version);
os_id = gs_os_release_get_id (os_release);
/* use libsoup to convert a URL */
home_url = gs_os_release_get_home_url (os_release);
if (home_url != NULL) {
g_autoptr(GUri) uri = NULL;
/* homepage */
gs_app_set_url (self->app_system, AS_URL_KIND_HOMEPAGE, home_url);
/* Build ID from the reverse-DNS URL and the ID and version. */
uri = g_uri_parse (home_url, SOUP_HTTP_URI_FLAGS, NULL);
if (uri != NULL) {
g_auto(GStrv) split = NULL;
const gchar *home_host = g_uri_get_host (uri);
split = g_strsplit_set (home_host, ".", -1);
if (g_strv_length (split) >= 2) {
g_autofree gchar *id = NULL;
id = g_strdup_printf ("%s.%s.%s-%s",
split[1],
split[0],
(os_id != NULL) ? os_id : "unnamed",
(version != NULL) ? version : "unversioned");
gs_app_set_id (self->app_system, id);
}
}
}
/* success */
g_task_return_boolean (task, TRUE);
}
static gboolean
gs_plugin_os_release_setup_finish (GsPlugin *plugin,
GAsyncResult *result,
GError **error)
{
return g_task_propagate_boolean (G_TASK (result), error);
}
static void
gs_plugin_os_release_refine_async (GsPlugin *plugin,
GsAppList *list,
GsPluginRefineFlags job_flags,
GsPluginRefineRequireFlags require_flags,
GsPluginEventCallback event_callback,
void *event_user_data,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
GsPluginOsRelease *self = GS_PLUGIN_OS_RELEASE (plugin);
g_autoptr(GTask) task = NULL;
task = g_task_new (plugin, cancellable, callback, user_data);
g_task_set_source_tag (task, gs_plugin_os_release_refine_async);
for (guint i = 0; i < gs_app_list_length (list); i++) {
GsApp *app = gs_app_list_index (list, i);
/* match meta-id */
if (gs_app_has_quirk (app, GS_APP_QUIRK_IS_WILDCARD) &&
g_strcmp0 (gs_app_get_id (app), "system") == 0) {
/* copy over interesting metadata */
if (gs_app_get_install_date (app) != 0 &&
gs_app_get_install_date (self->app_system) == 0) {
gs_app_set_install_date (self->app_system,
gs_app_get_install_date (app));
}
gs_app_list_add (list, self->app_system);
break;
}
}
/* success */
g_task_return_boolean (task, TRUE);
}
static gboolean
gs_plugin_os_release_refine_finish (GsPlugin *plugin,
GAsyncResult *result,
GError **error)
{
return g_task_propagate_boolean (G_TASK (result), error);
}
static void
gs_plugin_os_release_class_init (GsPluginOsReleaseClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GsPluginClass *plugin_class = GS_PLUGIN_CLASS (klass);
object_class->dispose = gs_plugin_os_release_dispose;
plugin_class->setup_async = gs_plugin_os_release_setup_async;
plugin_class->setup_finish = gs_plugin_os_release_setup_finish;
plugin_class->refine_async = gs_plugin_os_release_refine_async;
plugin_class->refine_finish = gs_plugin_os_release_refine_finish;
}
GType
gs_plugin_query_type (void)
{
return GS_TYPE_PLUGIN_OS_RELEASE;
}
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