File gnome-software-plugin-opensuse-distro-upgrade.p... of Package gnome-software

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File gnome-software-plugin-opensuse-distro-upgrade.patch of Package gnome-software (Revision 102938496d19e19fd69a647f78d3f1d6)

Currently displaying revision 102938496d19e19fd69a647f78d3f1d6 , Show latest

From 98ba5798c34db0f683312a5424489efa40fea426 Mon Sep 17 00:00:00 2001
From: Jonathan Kang <jonathankang@gnome.org>
Date: Tue, 22 Nov 2022 09:21:19 +0800
Subject: [PATCH] plugins: add opensuse-distro-upgrade plugin

---
 plugins/meson.build                           |   1 +
 .../gs-plugin-opensuse-distro-upgrade.c       | 616 ++++++++++++++++++
 .../gs-plugin-opensuse-distro-upgrade.h       |  19 +
 plugins/opensuse-distro-upgrade/meson.build   |  14 +
 4 files changed, 650 insertions(+)
 create mode 100644 plugins/opensuse-distro-upgrade/gs-plugin-opensuse-distro-upgrade.c
 create mode 100644 plugins/opensuse-distro-upgrade/gs-plugin-opensuse-distro-upgrade.h
 create mode 100644 plugins/opensuse-distro-upgrade/meson.build

diff --git a/plugins/meson.build b/plugins/meson.build
index 711b488e2..16c1eb753 100644
--- a/plugins/meson.build
+++ b/plugins/meson.build
@@ -12,6 +12,7 @@ subdir('dpkg')
 subdir('dummy')
 subdir('fedora-langpacks')
 subdir('fedora-pkgdb-collections')
+subdir('opensuse-distro-upgrade')
 
 if get_option('eos_updater')
   subdir('eos-updater')
diff --git a/plugins/opensuse-distro-upgrade/gs-plugin-opensuse-distro-upgrade.c b/plugins/opensuse-distro-upgrade/gs-plugin-opensuse-distro-upgrade.c
new file mode 100644
index 000000000..46de82d02
--- /dev/null
+++ b/plugins/opensuse-distro-upgrade/gs-plugin-opensuse-distro-upgrade.c
@@ -0,0 +1,616 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
+ *
+ * Copyright (C) 2020 Jonathan Kang <jonathankang@gnome.org>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <config.h>
+
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <json-glib/json-glib.h>
+#include <gnome-software.h>
+
+#include "gs-plugin-opensuse-distro-upgrade.h"
+
+#define OPENSUSE_DISTRO_UPGRADE_API_URI "https://get.opensuse.org/api/v0/distributions.json"
+
+struct _GsPluginOpensuseDistroUpgrade {
+	GsPlugin Parent;
+
+	gchar *os_name;
+	gchar *os_version;
+	guint64 upgrade_weight;
+
+	gchar *cachefn;
+	GFileMonitor *cachefn_monitor;
+	GsApp *cached_origin;
+	gboolean is_valid;
+	GPtrArray *distros;
+};
+
+typedef enum {
+	DISTRO_UPGRADE_ITEM_STATE_ALPHA,
+	DISTRO_UPGRADE_ITEM_STATE_BETA,
+	DISTRO_UPGRADE_ITEM_STATE_STABLE,
+	DISTRO_UPGRADE_ITEM_STATE_EOL,
+	DISTRO_UPGRADE_ITEM_STATE_LAST,
+} DistroUpgradeItemState;
+
+typedef struct {
+	gchar *name;
+	gchar *version;
+	DistroUpgradeItemState state;
+	guint upgrade_weight;
+} DistroUpgradeItem;
+
+G_DEFINE_TYPE (GsPluginOpensuseDistroUpgrade, gs_plugin_opensuse_distro_upgrade, GS_TYPE_PLUGIN)
+
+static gboolean
+_is_valid_upgrade (GsPluginOpensuseDistroUpgrade *self,
+		   DistroUpgradeItem *item)
+{
+	guint diff;
+
+	if (item->state != DISTRO_UPGRADE_ITEM_STATE_STABLE)
+		return FALSE;
+
+	diff = item->upgrade_weight - self->upgrade_weight;
+	if (diff == 1)
+		return TRUE;
+	else
+		return FALSE;
+}
+
+static GsApp *
+_create_upgrade_app (GsPluginOpensuseDistroUpgrade *self,
+		     DistroUpgradeItem             *item)
+{
+	GsApp *app;
+	g_autofree gchar *app_id = NULL;
+	g_autofree gchar *app_version = NULL;
+	g_autofree gchar *background = NULL;
+	g_autofree gchar *cache_key = NULL;
+	g_autofree gchar *css = NULL;
+	g_autofree gchar *url = NULL;
+	g_autoptr(GFile) icon_file = NULL;
+	g_autoptr(GIcon) ic = NULL;
+
+	cache_key = g_strdup_printf ("leap-%s", item->version);
+	app = gs_plugin_cache_lookup (GS_PLUGIN (self), cache_key);
+
+	app_id = g_strdup_printf ("org.openSUSE.Leap-%s", item->version);
+	app_version = g_strdup (item->version);
+
+	/* icon from disk */
+	icon_file = g_file_new_for_path ("/usr/share/pixmaps/distribution-logos/square-symbolic.svg");
+	ic = g_file_icon_new (icon_file);
+
+	app = gs_app_new (app_id);
+	gs_app_set_state (app, GS_APP_STATE_AVAILABLE);
+	gs_app_set_kind (app, AS_COMPONENT_KIND_OPERATING_SYSTEM);
+	gs_app_set_bundle_kind (app, AS_BUNDLE_KIND_PACKAGE);
+	gs_app_set_name (app, GS_APP_QUALITY_LOWEST, item->name);
+	gs_app_set_summary (app, GS_APP_QUALITY_NORMAL,
+			    _("Upgrade for the latest features, performance and stability improvements."));
+	gs_app_set_version (app, app_version);
+	gs_app_set_size_installed (app, GS_SIZE_TYPE_UNKNOWABLE, 0);
+	gs_app_set_size_download (app, GS_SIZE_TYPE_UNKNOWABLE, 0);
+	gs_app_set_license (app, GS_APP_QUALITY_LOWEST, "LicenseRef-free");
+	gs_app_add_quirk (app, GS_APP_QUIRK_NEEDS_REBOOT);
+	gs_app_add_quirk (app, GS_APP_QUIRK_PROVENANCE);
+	gs_app_add_quirk (app, GS_APP_QUIRK_NOT_REVIEWABLE);
+	gs_app_add_icon (app, ic);
+
+	/* Save it in the cache. */
+	gs_plugin_cache_add (GS_PLUGIN (self), cache_key, app);
+
+	return app;
+}
+
+static void
+_distro_upgrade_item_destroy (DistroUpgradeItem *item)
+{
+	g_free (item->name);
+	g_free (item->version);
+	g_slice_free (DistroUpgradeItem, item);
+}
+
+static GPtrArray *
+load_json (GsPluginOpensuseDistroUpgrade  *self,
+	   GError                        **error)
+{
+	JsonArray *distros;
+	JsonNode *root_node;
+	JsonObject *root = NULL;
+	g_autoptr(JsonParser) parser = NULL;
+	g_autoptr(GPtrArray) new_distros = NULL;
+
+	new_distros = g_ptr_array_new_with_free_func ((GDestroyNotify) _distro_upgrade_item_destroy);
+	parser = json_parser_new_immutable ();
+
+	if (!json_parser_load_from_mapped_file (parser, self->cachefn, error))
+		return NULL;
+
+	root_node = json_parser_get_root (parser);
+	if (root_node != NULL && JSON_NODE_HOLDS_OBJECT (root_node))
+		root = json_node_get_object (root_node);
+	if (root == NULL) {
+		g_set_error (error,
+			     GS_PLUGIN_ERROR,
+			     GS_PLUGIN_ERROR_INVALID_FORMAT,
+			     "no root object");
+		return NULL;
+	}
+
+	distros = json_object_get_array_member (root, "Leap");
+	if (distros == NULL) {
+		g_set_error (error,
+			     GS_PLUGIN_ERROR,
+			     GS_PLUGIN_ERROR_INVALID_FORMAT,
+			     "No array member named \"Leap\".");
+		return NULL;
+	}
+
+	for (guint i = 0; i < json_array_get_length (distros); i++) {
+		DistroUpgradeItem *item;
+		DistroUpgradeItemState state;
+		JsonObject *distro;
+		const gchar *name;
+		const gchar *version;
+		const gchar *state_str;
+		guint upgrade_weight;
+
+		distro = json_array_get_object_element (distros, i);
+		if (distro == NULL)
+			continue;
+
+		name = json_object_get_string_member (distro, "name");
+		if (name == NULL)
+			continue;
+
+		version = json_object_get_string_member (distro, "version");
+		if (version == NULL)
+			continue;
+
+		state_str = json_object_get_string_member (distro, "state");
+		if (state_str == NULL)
+			continue;
+		if (g_strcmp0 (state_str, "Alpha") == 0)
+			state = DISTRO_UPGRADE_ITEM_STATE_ALPHA;
+		else if (g_strcmp0 (state_str, "Beta") == 0)
+			state = DISTRO_UPGRADE_ITEM_STATE_BETA;
+		else if (g_strcmp0 (state_str, "Stable") == 0)
+			state = DISTRO_UPGRADE_ITEM_STATE_STABLE;
+		else if (g_strcmp0 (state_str, "EOL") == 0)
+			state = DISTRO_UPGRADE_ITEM_STATE_EOL;
+		else
+			continue;
+
+		upgrade_weight = json_object_get_int_member (distro, "upgrade-weight");
+
+		/* Set upgrade weight for current OS. */
+		if (g_strcmp0 (self->os_version, version) == 0)
+			self->upgrade_weight = upgrade_weight;
+
+		/* add item */
+		item = g_slice_new0 (DistroUpgradeItem);
+		item->name = g_strdup (name);
+		item->version = g_strdup (version);
+		item->state = state;
+		item->upgrade_weight = upgrade_weight;
+		g_ptr_array_add (self->distros, item);
+	}
+
+	/* success */
+	g_clear_pointer (&self->distros, g_ptr_array_unref);
+	self->distros = g_ptr_array_ref (new_distros);
+	self->is_valid = TRUE;
+
+	return g_steal_pointer (&new_distros);
+}
+
+static void
+download_cb (GObject      *source_object,
+             GAsyncResult *result,
+             gpointer      user_data)
+{
+	SoupSession *soup_session = SOUP_SESSION (source_object);
+	g_autoptr(GTask) task = g_steal_pointer (&user_data);
+	GsPluginOpensuseDistroUpgrade *self = g_task_get_source_object (task);
+	g_autoptr(GError) local_error = NULL;
+
+	if (!gs_download_file_finish (soup_session, result, &local_error) &&
+	    !g_error_matches (local_error, GS_DOWNLOAD_ERROR, GS_DOWNLOAD_ERROR_NOT_MODIFIED)) {
+		g_autoptr(GError) wrapped_error = NULL;
+
+		/* Wrap in a GsPluginError. */
+		g_set_error_literal (&wrapped_error,
+				     GS_PLUGIN_ERROR,
+				     GS_PLUGIN_ERROR_DOWNLOAD_FAILED,
+				     local_error->message);
+
+		gs_utils_error_add_origin_id (&wrapped_error, self->cached_origin);
+		g_task_return_error (task, g_steal_pointer (&wrapped_error));
+		return;
+	}
+
+	/* success */
+	self->is_valid = FALSE;
+
+	g_task_return_boolean (task, TRUE);
+}
+
+static void
+_refresh_cache_async (GsPluginOpensuseDistroUpgrade *self,
+		      guint64                        cache_age_secs,
+		      GCancellable                  *cancellable,
+		      GAsyncReadyCallback            callback,
+		      gpointer                       user_data)
+{
+	GsPlugin *plugin = GS_PLUGIN (self);
+	g_autoptr(GsApp) app_dl = gs_app_new (gs_plugin_get_name (plugin));
+	g_autoptr(GTask) task = NULL;
+	g_autoptr(GFile) output_file = g_file_new_for_path (self->cachefn);
+	g_autoptr(SoupSession) soup_session = NULL;
+
+	task = g_task_new (self, cancellable, callback, user_data);
+	g_task_set_source_tag (task, _refresh_cache_async);
+
+	/* check cache age */
+	if (cache_age_secs > 0) {
+		guint64 tmp = gs_utils_get_file_age (output_file);
+		if (tmp < cache_age_secs) {
+			g_debug ("%s is only %" G_GUINT64_FORMAT " seconds old",
+				 self->cachefn, tmp);
+			g_task_return_boolean (task, TRUE);
+			return;
+		}
+	}
+
+	/* download new file */
+	gs_app_set_summary_missing (app_dl,
+				    /* TRANSLATORS: status text when downloading */
+				    _("Downloading upgrade information…"));
+
+	soup_session = gs_build_soup_session ();
+
+	gs_download_file_async (soup_session,
+				OPENSUSE_DISTRO_UPGRADE_API_URI,
+				output_file,
+				G_PRIORITY_LOW,
+				NULL, NULL,  /* FIXME: progress reporting */
+				cancellable,
+				download_cb,
+				g_steal_pointer (&task));
+}
+
+static gboolean
+_refresh_cache_finish (GsPluginOpensuseDistroUpgrade  *self,
+                       GAsyncResult                   *result,
+                       GError                        **error)
+{
+	return g_task_propagate_boolean (G_TASK (result), error);
+}
+
+static void
+ensure_refresh_cb (GObject      *source_object,
+                   GAsyncResult *result,
+                   gpointer      user_data)
+{
+	GsPluginOpensuseDistroUpgrade *self = GS_PLUGIN_OPENSUSE_DISTRO_UPGRADE (source_object);
+	g_autoptr(GTask) task = g_steal_pointer (&user_data);
+	g_autoptr(GPtrArray) distros = NULL;
+	g_autoptr(GError) local_error = NULL;
+
+	if (!_refresh_cache_finish (self, result, &local_error)) {
+		g_task_return_error (task, g_steal_pointer (&local_error));
+		return;
+	}
+
+	distros = load_json (self, &local_error);
+	if (distros == NULL) {
+		g_autoptr(GFile) cache_file = g_file_new_for_path (self->cachefn);
+
+		g_debug ("Failed to load cache file ‘%s’, deleting it", self->cachefn);
+		g_file_delete (cache_file, NULL, NULL);
+
+		g_task_return_error (task, g_steal_pointer (&local_error));
+		return;
+	}
+
+	g_task_return_pointer (task, g_steal_pointer (&distros), (GDestroyNotify) g_ptr_array_unref);
+}
+
+/* This will return a strong reference to the latest distros
+ * #GPtrArray. The caller should use this in their computation. */
+static void
+_ensure_cache_async (GsPluginOpensuseDistroUpgrade *self,
+                     GCancellable                  *cancellable,
+                     GAsyncReadyCallback            callback,
+                     gpointer                       user_data)
+{
+	g_autoptr(GTask) task = NULL;
+
+	task = g_task_new (self, cancellable, callback, user_data);
+	g_task_set_source_tag (task, _ensure_cache_async);
+
+	/* already done */
+	if (self->is_valid) {
+		g_task_return_pointer (task, g_ptr_array_ref (self->distros), (GDestroyNotify) g_ptr_array_unref);
+		return;
+	}
+
+	/* Ensure there is any data, no matter how old. This can download from
+	 * the network if needed. */
+	_refresh_cache_async (self, G_MAXUINT, cancellable,
+			      ensure_refresh_cb, g_steal_pointer (&task));
+}
+
+static GPtrArray *
+_ensure_cache_finish (GsPluginOpensuseDistroUpgrade  *self,
+                      GAsyncResult                    *result,
+                      GError                         **error)
+{
+	return g_task_propagate_pointer (G_TASK (result), error);
+}
+
+static void
+list_distro_upgrades_cb (GObject      *source_object,
+                         GAsyncResult *result,
+                         gpointer      user_data)
+{
+	GsPluginOpensuseDistroUpgrade *self = GS_PLUGIN_OPENSUSE_DISTRO_UPGRADE (source_object);
+	g_autoptr(GTask) task = g_steal_pointer (&user_data);
+	g_autoptr(GPtrArray) distros = NULL;
+	g_autoptr(GsAppList) list = NULL;
+	g_autoptr(GError) local_error = NULL;
+
+	distros = _ensure_cache_finish (self, result, &local_error);
+	if (distros == NULL) {
+		g_task_return_error (task, g_steal_pointer (&local_error));
+		return;
+	}
+
+	/* are any distros upgradable */
+	list = gs_app_list_new ();
+
+	for (guint i = 0; i < distros->len; i++) {
+		DistroUpgradeItem *item;
+
+		item = g_ptr_array_index (self->distros, i);
+		if (_is_valid_upgrade (self, item)) {
+			g_autoptr(GsApp) app = NULL;
+
+			app = _create_upgrade_app (self, item);
+			gs_app_list_add (list, app);
+
+			break;
+		}
+	}
+
+	g_task_return_pointer (task, g_steal_pointer (&list), g_object_unref);
+}
+
+static void
+gs_plugin_opensuse_distro_upgrade_list_distro_upgrades_async (GsPlugin *plugin,
+							      GsPluginListDistroUpgradesFlags flags,
+							      GCancellable *cancellable,
+							      GAsyncReadyCallback callback,
+							      gpointer user_data)
+{
+	g_autoptr(GTask) task = NULL;
+	g_autoptr(GsAppList) list = gs_app_list_new ();
+	GsPluginOpensuseDistroUpgrade *self = GS_PLUGIN_OPENSUSE_DISTRO_UPGRADE (plugin);
+
+	task = g_task_new (plugin, cancellable, callback, user_data);
+	g_task_set_source_tag (task, gs_plugin_opensuse_distro_upgrade_list_distro_upgrades_async);
+
+	/* Ensure valid data is loaded. */
+	_ensure_cache_async (self, cancellable, list_distro_upgrades_cb, g_steal_pointer (&task));
+
+	g_task_return_pointer (task, g_steal_pointer (&list), g_object_unref);
+}
+
+static GsAppList *
+gs_plugin_opensuse_distro_upgrade_list_distro_upgrades_finish (GsPlugin *plugin,
+							       GAsyncResult *result,
+							       GError **error)
+{
+	return g_task_propagate_pointer (G_TASK (result), error);
+}
+
+static void
+gs_plugin_opensuse_distro_upgrade_dispose (GObject *object)
+{
+	GsPluginOpensuseDistroUpgrade *self = GS_PLUGIN_OPENSUSE_DISTRO_UPGRADE (object);
+
+	g_clear_object (&self->cachefn_monitor);
+	g_clear_object (&self->cached_origin);
+
+	G_OBJECT_CLASS (gs_plugin_opensuse_distro_upgrade_parent_class)->dispose (object);
+}
+
+static void
+gs_plugin_opensuse_distro_upgrade_finalize (GObject *object)
+{
+	GsPluginOpensuseDistroUpgrade *self = GS_PLUGIN_OPENSUSE_DISTRO_UPGRADE (object);
+
+	g_clear_pointer (&self->distros, g_ptr_array_unref);
+	g_clear_pointer (&self->os_name, g_free);
+	g_clear_pointer (&self->os_version, g_free);
+	g_clear_pointer (&self->cachefn, g_free);
+
+	G_OBJECT_CLASS (gs_plugin_opensuse_distro_upgrade_parent_class)->finalize (object);
+}
+
+static void
+_file_changed_cb (GFileMonitor *monitor,
+		  GFile *file,
+		  GFile *other_file,
+		  GFileMonitorEvent event_type,
+		  gpointer user_data)
+{
+	GsPluginOpensuseDistroUpgrade *self = GS_PLUGIN_OPENSUSE_DISTRO_UPGRADE (user_data);
+
+	g_debug ("cache file changed, so reloading upgrades list");
+	gs_plugin_updates_changed (GS_PLUGIN (self));
+
+	self->is_valid = FALSE;
+}
+
+static void
+gs_plugin_opensuse_distro_upgrade_setup_async (GsPlugin *plugin,
+					       GCancellable *cancellable,
+					       GAsyncReadyCallback callback,
+					       gpointer user_data)
+{
+	GsPluginOpensuseDistroUpgrade *self = GS_PLUGIN_OPENSUSE_DISTRO_UPGRADE (plugin);
+	g_autoptr(GFile) file = NULL;
+	g_autoptr(GsOsRelease) os_release = NULL;
+	g_autoptr(GTask) task = NULL;
+	g_autoptr(GError) local_error = NULL;
+
+	task = g_task_new (plugin, cancellable, callback, user_data);
+	g_task_set_source_tag (task, gs_plugin_opensuse_distro_upgrade_setup_async);
+
+	/* get the file to cache */
+	self->cachefn = gs_utils_get_cache_filename ("opensuse-distro-upgrade",
+						     "distributions.json",
+						     GS_UTILS_CACHE_FLAG_WRITEABLE |
+						     GS_UTILS_CACHE_FLAG_CREATE_DIRECTORY,
+						     &local_error);
+	if (self->cachefn == NULL) {
+		g_task_return_error (task, g_steal_pointer (&local_error));
+		return;
+	}
+
+	/* watch this in case it is changed by the user */
+	file = g_file_new_for_path (self->cachefn);
+	self->cachefn_monitor = g_file_monitor (file,
+						G_FILE_MONITOR_NONE,
+						cancellable,
+						&local_error);
+	if (self->cachefn_monitor == NULL) {
+		g_task_return_error (task, g_steal_pointer (&local_error));
+		return;
+	}
+
+	g_signal_connect (self->cachefn_monitor, "changed",
+			  G_CALLBACK (_file_changed_cb), plugin);
+
+	/* read os-release for the current versions */
+	os_release = gs_os_release_new (&local_error);
+	if (os_release == NULL) {
+		g_task_return_error (task, g_steal_pointer (&local_error));
+		return;
+	}
+
+	self->os_name = g_strdup (gs_os_release_get_name (os_release));
+	if (self->os_name == NULL) {
+		g_task_return_new_error (task, GS_PLUGIN_ERROR, GS_PLUGIN_ERROR_INVALID_FORMAT,
+					 "OS release had no name");
+		return;
+	}
+	self->os_version = g_strdup (gs_os_release_get_version_id (os_release));
+        if (self->os_version == NULL) {
+                g_task_return_new_error (task, GS_PLUGIN_ERROR, GS_PLUGIN_ERROR_INVALID_FORMAT,
+					 "OS release had no version ID");
+		return;
+        }
+
+	/* add source */
+	self->cached_origin = gs_app_new (gs_plugin_get_name (plugin));
+	gs_app_set_kind (self->cached_origin, AS_COMPONENT_KIND_REPOSITORY);
+	gs_app_set_origin_hostname (self->cached_origin,
+				    OPENSUSE_DISTRO_UPGRADE_API_URI);
+	gs_app_set_management_plugin (self->cached_origin, plugin);
+
+	/* add the source to the plugin cache which allows us to match the
+	 * unique ID to a GsApp when creating an event */
+	gs_plugin_cache_add (plugin,
+			     gs_app_get_unique_id (self->cached_origin),
+			     self->cached_origin);
+
+	/* success */
+	g_task_return_boolean (task, TRUE);
+}
+
+static gboolean
+gs_plugin_opensuse_distro_upgrade_setup_finish (GsPlugin *plugin,
+						GAsyncResult *result,
+						GError **error)
+{
+	return g_task_propagate_boolean (G_TASK (result), error);
+}
+
+static void
+gs_plugin_opensuse_distro_upgrade_refresh_metadata_async (GsPlugin                     *plugin,
+							  guint64                       cache_age_secs,
+							  GsPluginRefreshMetadataFlags  flags,
+							  GCancellable                 *cancellable,
+							  GAsyncReadyCallback           callback,
+							  gpointer                      user_data)
+{
+	GsPluginOpensuseDistroUpgrade *self = GS_PLUGIN_OPENSUSE_DISTRO_UPGRADE (plugin);
+	_refresh_cache_async (self, cache_age_secs, cancellable, callback, user_data);
+}
+
+static gboolean
+gs_plugin_opensuse_distro_upgrade_refresh_metadata_finish (GsPlugin      *plugin,
+							   GAsyncResult  *result,
+							   GError       **error)
+{
+	return _refresh_cache_finish (GS_PLUGIN_OPENSUSE_DISTRO_UPGRADE (plugin),
+				      result,
+				      error);
+}
+
+static void
+gs_plugin_opensuse_distro_upgrade_init (GsPluginOpensuseDistroUpgrade *self)
+{
+	GsPlugin *plugin = GS_PLUGIN (self);
+
+	/* We don't need distribution upgrade banner for Tumbleweed. */
+	if (gs_plugin_check_distro_id (plugin, "opensuse-tumbleweed")) {
+		gs_plugin_set_enabled (plugin, FALSE);
+		g_debug ("Disabeling '%s' as this is not needed in Tumbleweed.", gs_plugin_get_name (plugin));
+		return;
+	}
+
+	/* Check if we are running openSUSE Leap. */
+	if (!gs_plugin_check_distro_id (plugin, "opensuse-leap")) {
+		gs_plugin_set_enabled (plugin, FALSE);
+		g_debug ("Disabling '%s' as it's only supported in openSUSE Leap", gs_plugin_get_name (plugin));
+		return;
+	}
+
+	self->distros = g_ptr_array_new_with_free_func ((GDestroyNotify) _distro_upgrade_item_destroy);
+
+	/* require the GnomeSoftware::CpeName metadata */
+	gs_plugin_add_rule (plugin, GS_PLUGIN_RULE_RUN_AFTER, "os-release");
+}
+
+static void
+gs_plugin_opensuse_distro_upgrade_class_init (GsPluginOpensuseDistroUpgradeClass *klass)
+{
+	GObjectClass *object_class = G_OBJECT_CLASS (klass);
+	GsPluginClass *plugin_class = GS_PLUGIN_CLASS (klass);
+
+	object_class->dispose = gs_plugin_opensuse_distro_upgrade_dispose;
+	object_class->finalize = gs_plugin_opensuse_distro_upgrade_finalize;
+
+	plugin_class->setup_async = gs_plugin_opensuse_distro_upgrade_setup_async;
+	plugin_class->setup_finish = gs_plugin_opensuse_distro_upgrade_setup_finish;
+	plugin_class->refresh_metadata_async = gs_plugin_opensuse_distro_upgrade_refresh_metadata_async;
+	plugin_class->refresh_metadata_finish = gs_plugin_opensuse_distro_upgrade_refresh_metadata_finish;
+	plugin_class->list_distro_upgrades_async = gs_plugin_opensuse_distro_upgrade_list_distro_upgrades_async;
+	plugin_class->list_distro_upgrades_finish = gs_plugin_opensuse_distro_upgrade_list_distro_upgrades_finish;
+}
+
+GType
+gs_plugin_query_type (void)
+{
+	return GS_TYPE_PLUGIN_OPENSUSE_DISTRO_UPGRADE;
+}
diff --git a/plugins/opensuse-distro-upgrade/gs-plugin-opensuse-distro-upgrade.h b/plugins/opensuse-distro-upgrade/gs-plugin-opensuse-distro-upgrade.h
new file mode 100644
index 000000000..5b1763c05
--- /dev/null
+++ b/plugins/opensuse-distro-upgrade/gs-plugin-opensuse-distro-upgrade.h
@@ -0,0 +1,19 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
+ *
+ * Copyright (C) 2020 Jonathan Kang <jonathankang@gnome.org>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#pragma once
+
+#include <glib.h>
+#include <glib-object.h>
+
+G_BEGIN_DECLS
+
+#define GS_TYPE_PLUGIN_OPENSUSE_DISTRO_UPGRADE (gs_plugin_opensuse_distro_upgrade_get_type ())
+
+G_DECLARE_FINAL_TYPE (GsPluginOpensuseDistroUpgrade, gs_plugin_opensuse_distro_upgrade, GS, PLUGIN_OPENSUSE_DISTRO_UPGRADE, GsPlugin)
+
+G_END_DECLS
diff --git a/plugins/opensuse-distro-upgrade/meson.build b/plugins/opensuse-distro-upgrade/meson.build
new file mode 100644
index 000000000..bc09af9b4
--- /dev/null
+++ b/plugins/opensuse-distro-upgrade/meson.build
@@ -0,0 +1,14 @@
+cargs = ['-DG_LOG_DOMAIN="GsPluginOpensuseDistroUpgrade"']
+
+shared_module(
+  'gs_plugin_opensuse-distro-upgrade',
+  sources : 'gs-plugin-opensuse-distro-upgrade.c',
+  include_directories : [
+    include_directories('../..'),
+    include_directories('../../lib')
+  ],
+  install : true,
+  install_dir : plugin_dir,
+  c_args : cargs,
+  dependencies : plugin_libs,
+)
-- 
2.37.3

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File gnome-software-plugin-opensuse-distro-upgrade.patch of Package gnome-software (Revision 102938496d19e19fd69a647f78d3f1d6)

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