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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>
* Copyright (C) 2016 Matthias Klumpp <mak@debian.org>
* Copyright (C) 2018 Kalev Lember <klember@redhat.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <config.h>
#include <gnome-software.h>
#include "gs-plugin-provenance-license.h"
/*
* SECTION:
* Marks the application as Free Software if it comes from an origin
* that is recognized as being DFSGish-free.
*
* This plugin executes entirely in the main thread.
*/
struct _GsPluginProvenanceLicense {
GsPlugin parent;
GSettings *settings;
gchar **sources;
gchar *license_id;
};
G_DEFINE_TYPE (GsPluginProvenanceLicense, gs_plugin_provenance_license, GS_TYPE_PLUGIN)
static gchar **
gs_plugin_provenance_license_get_sources (GsPluginProvenanceLicense *self)
{
const gchar *tmp;
tmp = g_getenv ("GS_SELF_TEST_PROVENANCE_LICENSE_SOURCES");
if (tmp != NULL) {
g_debug ("using custom provenance_license sources of %s", tmp);
return g_strsplit (tmp, ",", -1);
}
return g_settings_get_strv (self->settings, "free-repos");
}
static gchar *
gs_plugin_provenance_license_get_id (GsPluginProvenanceLicense *self)
{
const gchar *tmp;
g_autofree gchar *url = NULL;
tmp = g_getenv ("GS_SELF_TEST_PROVENANCE_LICENSE_URL");
if (tmp != NULL) {
g_debug ("using custom license generic sources of %s", tmp);
url = g_strdup (tmp);
} else {
url = g_settings_get_string (self->settings, "free-repos-url");
if (url == NULL)
return g_strdup ("LicenseRef-free");
}
return g_strdup_printf ("LicenseRef-free=%s", url);
}
static void
gs_plugin_provenance_license_changed_cb (GSettings *settings,
const gchar *key,
gpointer user_data)
{
GsPluginProvenanceLicense *self = GS_PLUGIN_PROVENANCE_LICENSE (user_data);
if (g_strcmp0 (key, "free-repos") == 0) {
g_strfreev (self->sources);
self->sources = gs_plugin_provenance_license_get_sources (self);
}
if (g_strcmp0 (key, "free-repos-url") == 0) {
g_free (self->license_id);
self->license_id = gs_plugin_provenance_license_get_id (self);
}
}
static void
gs_plugin_provenance_license_init (GsPluginProvenanceLicense *self)
{
self->settings = g_settings_new ("org.gnome.software");
g_signal_connect (self->settings, "changed",
G_CALLBACK (gs_plugin_provenance_license_changed_cb), self);
self->sources = gs_plugin_provenance_license_get_sources (self);
self->license_id = gs_plugin_provenance_license_get_id (self);
/* need this set */
gs_plugin_add_rule (GS_PLUGIN (self), GS_PLUGIN_RULE_RUN_AFTER, "provenance");
}
static void
gs_plugin_provenance_license_dispose (GObject *object)
{
GsPluginProvenanceLicense *self = GS_PLUGIN_PROVENANCE_LICENSE (object);
g_clear_pointer (&self->sources, g_strfreev);
g_clear_pointer (&self->license_id, g_free);
g_clear_object (&self->settings);
G_OBJECT_CLASS (gs_plugin_provenance_license_parent_class)->dispose (object);
}
static gboolean
refine_app (GsPluginProvenanceLicense *self,
GsApp *app,
GsPluginRefineFlags flags,
GCancellable *cancellable,
GError **error)
{
const gchar *origin;
/* not required */
if ((flags & GS_PLUGIN_REFINE_FLAGS_REQUIRE_LICENSE) == 0)
return TRUE;
/* no provenance */
if (!gs_app_has_quirk (app, GS_APP_QUIRK_PROVENANCE))
return TRUE;
/* nothing to search */
if (self->sources == NULL || self->sources[0] == NULL)
return TRUE;
/* simple case */
origin = gs_app_get_origin (app);
if (origin != NULL && gs_utils_strv_fnmatch (self->sources, origin))
gs_app_set_license (app, GS_APP_QUALITY_NORMAL, self->license_id);
return TRUE;
}
static void
gs_plugin_provenance_license_refine_async (GsPlugin *plugin,
GsAppList *list,
GsPluginRefineFlags flags,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
GsPluginProvenanceLicense *self = GS_PLUGIN_PROVENANCE_LICENSE (plugin);
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_provenance_license_refine_async);
/* nothing to do here */
if ((flags & GS_PLUGIN_REFINE_FLAGS_REQUIRE_LICENSE) == 0) {
g_task_return_boolean (task, TRUE);
return;
}
/* nothing to search */
if (self->sources == NULL || self->sources[0] == NULL) {
g_task_return_boolean (task, TRUE);
return;
}
for (guint i = 0; i < gs_app_list_length (list); i++) {
GsApp *app = gs_app_list_index (list, i);
if (!refine_app (self, app, flags, cancellable, &local_error)) {
g_task_return_error (task, g_steal_pointer (&local_error));
return;
}
}
g_task_return_boolean (task, TRUE);
}
static gboolean
gs_plugin_provenance_license_refine_finish (GsPlugin *plugin,
GAsyncResult *result,
GError **error)
{
return g_task_propagate_boolean (G_TASK (result), error);
}
static void
gs_plugin_provenance_license_class_init (GsPluginProvenanceLicenseClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GsPluginClass *plugin_class = GS_PLUGIN_CLASS (klass);
object_class->dispose = gs_plugin_provenance_license_dispose;
plugin_class->refine_async = gs_plugin_provenance_license_refine_async;
plugin_class->refine_finish = gs_plugin_provenance_license_refine_finish;
}
GType
gs_plugin_query_type (void)
{
return GS_TYPE_PLUGIN_PROVENANCE_LICENSE;
}
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