diff options
Diffstat (limited to 'plugins/core/gs-plugin-provenance-license.c')
| -rw-r--r-- | plugins/core/gs-plugin-provenance-license.c | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/plugins/core/gs-plugin-provenance-license.c b/plugins/core/gs-plugin-provenance-license.c new file mode 100644 index 0000000..8ddd071 --- /dev/null +++ b/plugins/core/gs-plugin-provenance-license.c @@ -0,0 +1,199 @@ +/* -*- 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; +} |