File gnome-software-openSUSE-distro-upgrade-gs41.patch of Package gnome-software

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File gnome-software-openSUSE-distro-upgrade-gs41.patch of Package gnome-software (Revision 113aadd9d5687eb5e74fd8d9734329e5)

Currently displaying revision 113aadd9d5687eb5e74fd8d9734329e5 , Show latest

From 305060abd9f8bad1da813ebcd92702add1c9dfef Mon Sep 17 00:00:00 2001
From: Jonathan Kang <jonathankang@gnome.org>
Date: Tue, 13 Jul 2021 09:51:00 +0800
Subject: [PATCH] Add openSUSE-distro-upgrade plugin

---
 meson.build                                   |   1 +
 plugins/meson.build                           |   4 +-
 .../gs-plugin-openSUSE-distro-upgrade.c       | 283 ++++++++++++++++++
 plugins/openSUSE-distro-upgrade/meson.build   |  17 ++
 4 files changed, 304 insertions(+), 1 deletion(-)
 create mode 100644 plugins/openSUSE-distro-upgrade/gs-plugin-openSUSE-distro-upgrade.c
 create mode 100644 plugins/openSUSE-distro-upgrade/meson.build

Index: gnome-software-41.5/plugins/opensuse-distro-upgrade/gs-plugin-openSUSE-distro-upgrade.c
===================================================================
--- /dev/null
+++ gnome-software-41.5/plugins/opensuse-distro-upgrade/gs-plugin-openSUSE-distro-upgrade.c
@@ -0,0 +1,408 @@
+/* -*- 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>
+
+#define OPENSUSE_DISTRO_UPGRADE_API_URI "https://get.opensuse.org/api/v0/distributions.json"
+
+struct GsPluginData {
+    gchar *cachefn;
+    GFileMonitor *cachefn_monitor;
+	GsApp *cached_origin;
+    gboolean is_valid;
+	gchar *os_name;
+	gchar *os_version;
+	guint upgrade_weight;
+	GPtrArray *distros;
+	GMutex mutex;
+};
+
+typedef struct {
+	gchar *name;
+	gchar *version;
+	guint upgrade_weight;
+} DistroUpgradeItem;
+
+static gboolean
+is_valid_upgrade (guint new_upgrade_weight,
+		  guint current_upgrade_weight)
+{
+	guint diff;
+
+	diff = new_upgrade_weight - current_upgrade_weight;
+	if (diff == 1) {
+		return TRUE;
+	} else {
+		return FALSE;
+	}
+}
+
+static gboolean
+is_tumbleweed (GsPlugin *plugin)
+{
+	gboolean ret;
+	GsPluginData *priv = gs_plugin_get_data (plugin);
+
+	ret = g_strcmp0 (priv->os_name, "openSUSE Tumbleweed") == 0;
+
+	return ret;
+}
+
+static GsApp *
+create_upgrade_app (GsPlugin *plugin, 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-%u", item->version);
+	app = gs_plugin_cache_lookup (plugin, 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_management_plugin (app, "packagekit");
+	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, 1024 * 1024 * 1024);
+	gs_app_set_size_download (app, 256 * 1024 * 1024);
+	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 (plugin, cache_key, app);
+
+	return app;
+}
+
+static gboolean
+_refresh_cache (GsPlugin *plugin,
+		guint cache_age,
+		GCancellable *cancellable,
+		GError **error)
+{
+	GsPluginData *priv = gs_plugin_get_data (plugin);
+	g_autoptr(GsApp) app_dl = gs_app_new (gs_plugin_get_name (plugin));
+
+	/* check cache age */
+	if (cache_age > 0) {
+		g_autoptr(GFile) file = g_file_new_for_path (priv->cachefn);
+		guint tmp = gs_utils_get_file_age (file);
+		if (tmp < cache_age) {
+			g_debug ("%s is only %u seconds old",
+				 priv->cachefn, tmp);
+			return TRUE;
+		}
+	}
+
+	/* download new file */
+	gs_app_set_summary_missing (app_dl,
+				    /* TRANSLATORS: status text when downloading */
+				    _("Downloading upgrade information…"));
+	if (!gs_plugin_download_file (plugin, app_dl,
+				      OPENSUSE_DISTRO_UPGRADE_API_URI,
+				      priv->cachefn,
+				      cancellable,
+				      error)) {
+		gs_utils_error_add_origin_id (error, priv->cached_origin);
+		return FALSE;
+	}
+
+	/* success */
+	priv->is_valid = FALSE;
+	return TRUE;
+}
+
+static gboolean
+_ensure_cache (GsPlugin *plugin,
+        GCancellable *cancellable,
+        GError **error)
+{
+	GsPluginData *priv = gs_plugin_get_data (plugin);
+	JsonArray *distros;
+	JsonObject *root;
+#if !JSON_CHECK_VERSION(1, 6, 0)
+	gsize len;
+	g_autofree gchar *data = NULL;
+#endif  /* json-glib < 1.6.0 */
+	g_autoptr(JsonParser) parser = NULL;
+
+	/* already done */
+	if (priv->is_valid)
+		return TRUE;
+
+	/* just ensure there is any data, no matter how old */
+	if (!_refresh_cache (plugin, G_MAXUINT, cancellable, error))
+		return FALSE;
+
+#if JSON_CHECK_VERSION(1, 6, 0)
+	parser = json_parser_new_immutable ();
+	if (!json_parser_load_from_mapped_file (parser, priv->cachefn, error))
+		return FALSE;
+#else  /* if json-glib < 1.6.0 */
+	/* get cached file */
+	if (!g_file_get_contents (priv->cachefn, &data, &len, error)) {
+		gs_utils_error_convert_gio (error);
+		return FALSE;
+	}
+
+	/* parse data */
+	parser = json_parser_new ();
+	if (!json_parser_load_from_data (parser, data, len, error))
+		return FALSE;
+#endif  /* json-glib < 1.6.0 */
+
+	root = json_node_get_object (json_parser_get_root (parser));
+	if (root == NULL) {
+		g_set_error (error,
+			     GS_PLUGIN_ERROR,
+			     GS_PLUGIN_ERROR_INVALID_FORMAT,
+			     "no root object");
+		return FALSE;
+	}
+
+	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 FALSE;
+	}
+
+	g_ptr_array_set_size (priv->distros, 0);
+	for (guint i = 0; i < json_array_get_length (distros); i++) {
+		DistroUpgradeItem *item;
+		JsonObject *distro;
+		const gchar *name;
+		const gchar *version;
+		gchar *endptr = NULL;
+        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;
+
+		upgrade_weight = json_object_get_int_member (distro, "upgrade-weight");
+
+        /* Set upgrade weight for current OS. */
+        if (g_strcmp0 (priv->os_version, version) == 0)
+            priv->upgrade_weight = upgrade_weight;
+
+		/* add item */
+		item = g_slice_new0 (DistroUpgradeItem);
+		item->name = g_strdup (name);
+		item->version = g_strdup (version);
+		item->upgrade_weight = upgrade_weight;
+		g_ptr_array_add (priv->distros, item);
+	}
+
+	/* success */
+	priv->is_valid = TRUE;
+	return TRUE;
+}
+
+gboolean
+gs_plugin_add_distro_upgrades (GsPlugin     *plugin,
+			       GsAppList    *list,
+			       GCancellable *cancellable,
+			       GError       **error)
+{
+	GsPluginData *priv = gs_plugin_get_data (plugin);
+	g_autoptr (GMutexLocker) locker = g_mutex_locker_new (&priv->mutex);
+
+    g_print ("add distro upgrades 1\n\n");
+	/* ensure valid data is loaded */
+	if (!_ensure_cache (plugin, cancellable, error))
+		return FALSE;
+
+    g_print ("add distro upgrades 2\n\n");
+	/* Is there any upgrade available? */
+	for (guint i = 0; i < priv->distros->len; i++) {
+		DistroUpgradeItem *item;
+
+		item = g_ptr_array_index (priv->distros, i);
+        g_print ("DistroUpgradeItem %u: %s %s %u\n\n", i, item->name, item->version, item->upgrade_weight);
+        g_print ("new and old upgrade weight: %u %u\n\n", item->upgrade_weight, priv->upgrade_weight);
+		if (is_valid_upgrade (item->upgrade_weight, priv->upgrade_weight)) {
+			g_autoptr(GsApp) app = NULL;
+
+			app = create_upgrade_app (plugin, item);
+			gs_app_list_add (list, app);
+            g_print ("found an upgrade\n\n");
+
+			break;
+		} else {
+            g_print ("not an valid upgrade\n\n");
+        }
+	}
+
+	return TRUE;
+}
+
+gboolean
+gs_plugin_refresh (GsPlugin *plugin,
+		   guint cache_age,
+		   GCancellable *cancellable,
+		   GError **error)
+{
+	GsPluginData *priv = gs_plugin_get_data (plugin);
+	g_autoptr(GMutexLocker) locker = g_mutex_locker_new (&priv->mutex);
+	return _refresh_cache (plugin, cache_age, cancellable, error);
+}
+
+static void
+_file_changed_cb (GFileMonitor *monitor,
+		  GFile *file, GFile *other_file,
+		  GFileMonitorEvent event_type,
+		  gpointer user_data)
+{
+	GsPlugin *plugin = GS_PLUGIN (user_data);
+	GsPluginData *priv = gs_plugin_get_data (plugin);
+
+	g_debug ("cache file changed, so reloading upgrades list");
+	gs_plugin_updates_changed (plugin);
+	priv->is_valid = FALSE;
+}
+
+static void
+distro_upgrade_item_destroy (DistroUpgradeItem *item)
+{
+	g_free (item->name);
+	g_free (item->version);
+	g_slice_free (DistroUpgradeItem, item);
+}
+
+void
+gs_plugin_initialize (GsPlugin *plugin)
+{
+	GsPluginData *priv = gs_plugin_alloc_data (plugin, sizeof (GsPluginData));
+
+	g_mutex_init (&priv->mutex);
+
+	/* We don't need distribution upgrade banner for Tumbleweed. */
+	if (is_tumbleweed (plugin)) {
+        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. */
+
+	priv->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");
+}
+
+void
+gs_plugin_destroy (GsPlugin *plugin)
+{
+	GsPluginData *priv = gs_plugin_get_data (plugin);
+
+	if (priv->cachefn_monitor != NULL)
+		g_object_unref (priv->cachefn_monitor);
+	if (priv->cached_origin != NULL)
+		g_object_unref (priv->cached_origin);
+	if (priv->distros != NULL)
+		g_ptr_array_unref (priv->distros);
+
+	g_free (priv->os_name);
+	g_free (priv->os_version);
+	g_free (priv->cachefn);
+
+	g_mutex_clear (&priv->mutex);
+}
+
+gboolean
+gs_plugin_setup (GsPlugin *plugin, GCancellable *cancellable, GError **error)
+{
+	const gchar *verstr = NULL;
+	gchar *endptr = NULL;
+	GsPluginData *priv = gs_plugin_get_data (plugin);
+	g_autoptr(GFile) file = NULL;
+	g_autoptr(GsOsRelease) os_release = NULL;
+	g_autoptr(GMutexLocker) locker = g_mutex_locker_new (&priv->mutex);
+
+	/* get the file to cache */
+	priv->cachefn = gs_utils_get_cache_filename ("opensuse-distro-upgrade",
+						     "distributions.json",
+						     GS_UTILS_CACHE_FLAG_WRITEABLE |
+						     GS_UTILS_CACHE_FLAG_CREATE_DIRECTORY,
+						     error);
+	if (priv->cachefn == NULL)
+		return FALSE;
+
+	/* watch this in case it is changed by the user */
+	file = g_file_new_for_path (priv->cachefn);
+	priv->cachefn_monitor = g_file_monitor (file,
+						G_FILE_MONITOR_NONE,
+						cancellable,
+						error);
+	if (priv->cachefn_monitor == NULL)
+		return FALSE;
+	g_signal_connect (priv->cachefn_monitor, "changed",
+			  G_CALLBACK (_file_changed_cb), plugin);
+
+	os_release = gs_os_release_new (error);
+	if (os_release == NULL)
+		return FALSE;
+	priv->os_name = g_strdup (gs_os_release_get_name (os_release));
+	if (priv->os_name == NULL)
+		return FALSE;
+    priv->os_version = g_strdup (gs_os_release_get_version_id (os_release));
+	if (priv->os_version == NULL)
+		return FALSE;
+
+
+	/* add source */
+	priv->cached_origin = gs_app_new (gs_plugin_get_name (plugin));
+	gs_app_set_kind (priv->cached_origin, AS_COMPONENT_KIND_REPOSITORY);
+	gs_app_set_origin_hostname (priv->cached_origin,
+				    OPENSUSE_DISTRO_UPGRADE_API_URI);
+	gs_app_set_management_plugin (priv->cached_origin, gs_plugin_get_name (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 (priv->cached_origin),
+			     priv->cached_origin);
+
+	return TRUE;
+}
Index: gnome-software-41.5/plugins/opensuse-distro-upgrade/meson.build
===================================================================
--- /dev/null
+++ gnome-software-41.5/plugins/opensuse-distro-upgrade/meson.build
@@ -0,0 +1,17 @@
+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,
+  link_with : [
+    libgnomesoftware
+  ]
+)
Index: gnome-software-41.5/plugins/meson.build
===================================================================
--- gnome-software-41.5.orig/plugins/meson.build
+++ gnome-software-41.5/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')

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File gnome-software-openSUSE-distro-upgrade-gs41.patch of Package gnome-software (Revision 113aadd9d5687eb5e74fd8d9734329e5)

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