shell-provider: add a first skeleton of the shell search provider

It's not wired in yet.

2 files changed, 238 insertions, 5 deletions

diff --git a/src/Makefile.am b/src/Makefile.am
index 10e576d43..3319877a4 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -8,6 +8,7 @@ bin_PROGRAMS=					\
 
 libexec_PROGRAMS=				\
 	nautilus-convert-metadata		\
+	nautilus-shell-search-provider		\
 	$(NULL)
 
 INCLUDES =							\
@@ -43,8 +44,11 @@ LDADD =\
 	$(POPT_LIBS) \
 	$(NULL)
 
-dbus_built_sources = nautilus-freedesktop-generated.c nautilus-freedesktop-generated.h
-$(dbus_built_sources) : Makefile.am $(top_srcdir)/data/freedesktop-dbus-interfaces.xml
+dbus_freedesktop_built_sources =			\
+	nautilus-freedesktop-generated.c		\
+	nautilus-freedesktop-generated.h
+
+$(dbus_freedesktop_built_sources) : Makefile.am $(top_srcdir)/data/freedesktop-dbus-interfaces.xml
 	gdbus-codegen									\
 		--interface-prefix org.freedesktop.					\
 		--c-namespace NautilusFreedesktop					\
@@ -113,8 +117,8 @@ nautilus-enum-types.c: $(headers) Makefile
 	&& cp xgen-gtc $(@F) \
 	&& rm -f xgen-gtc
 
-BUILT_SOURCES = \
-	$(dbus_built_sources) \
+nautilus_built_sources = \
+	$(dbus_freedesktop_built_sources) \
 	nautilus-resources.c \
 	nautilus-resources.h \
 	nautilus-enum-types.h \
@@ -209,7 +213,7 @@ nautilus_SOURCES = \
 	$(NULL)
 
 nodist_nautilus_SOURCES = \
-	$(BUILT_SOURCES) \
+	$(nautilus_built_sources) \
 	$(NULL)
 
 EMPTY_VIEW_SOURCES = \
@@ -234,6 +238,31 @@ nautilus_convert_metadata_SOURCES= \
 	nautilus-convert-metadata.c	\
 	$(NULL)
 
+dbus_shell_search_provider_built_sources =		\
+	nautilus-shell-search-provider-generated.c	\
+	nautilus-shell-search-provider-generated.h
+
+$(dbus_shell_search_provider_built_sources) : Makefile.am $(top_srcdir)/data/shell-search-provider-dbus-interfaces.xml
+	gdbus-codegen									\
+		--interface-prefix org.gnome.						\
+		--c-namespace Nautilus							\
+		--generate-c-code nautilus-shell-search-provider-generated		\
+		$(top_srcdir)/data/shell-search-provider-dbus-interfaces.xml		\
+		$(NULL)
+
+nautilus_shell_search_provider_SOURCES = 		\
+	nautilus-shell-search-provider.c		\
+	$(NULL)
+
+nodist_nautilus_shell_search_provider_SOURCES =		\
+	$(dbus_shell_search_provider_built_sources)	\
+	$(NULL)
+
+BUILT_SOURCES = 					\
+	$(nautilus_built_sources) 			\
+	$(dbus_shell_search_provider_built_sources) 	\
+	$(NULL)
+
 TESTS=check-nautilus
 
 @INTLTOOL_SERVER_RULE@
diff --git a/src/nautilus-shell-search-provider.c b/src/nautilus-shell-search-provider.c
new file mode 100644
index 000000000..cc626e778
--- /dev/null
+++ b/src/nautilus-shell-search-provider.c
@@ -0,0 +1,204 @@
+/*
+ * nautilus-shell-search-provider.c - Implementation of a GNOME Shell
+ *   search provider
+ *
+ * Copyright (C) 2012 Red Hat, Inc.
+ *
+ * Nautilus is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * Nautilus is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * Authors: Cosimo Cecchi <cosimoc@gnome.org>
+ *
+ */
+
+#include <config.h>
+
+#include <gio/gio.h>
+
+#include "nautilus-shell-search-provider-generated.h"
+
+#define SEARCH_PROVIDER_INACTIVITY_TIMEOUT 12000 /* milliseconds */
+
+typedef struct {
+  GApplication parent;
+
+  guint name_owner_id;
+
+  GDBusObjectManagerServer *object_manager;
+  NautilusShellSearchProvider *skeleton;
+} NautilusShellSearchProviderApp;
+
+typedef GApplicationClass NautilusShellSearchProviderAppClass;
+
+GType nautilus_shell_search_provider_app_get_type (void);
+
+#define NAUTILUS_TYPE_SHELL_SEARCH_PROVIDER_APP nautilus_shell_search_provider_app_get_type()
+#define NAUTILUS_SHELL_SEARCH_PROVIDER_APP(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST ((obj), NAUTILUS_TYPE_SHELL_SEARCH_PROVIDER_APP, NautilusShellSearchProviderApp))
+
+G_DEFINE_TYPE (NautilusShellSearchProviderApp, nautilus_shell_search_provider_app, G_TYPE_APPLICATION)
+
+static void
+handle_get_initial_result_set (GDBusMethodInvocation *invocation,
+                               gchar                **terms)
+{
+
+}
+
+static void
+handle_get_subsearch_result_set (GDBusMethodInvocation *invocation,
+                                 gchar                **previous_results,
+                                 gchar                **terms)
+{
+
+}
+
+static void
+handle_get_result_metas (GDBusMethodInvocation *invocation,
+                         gchar                **results)
+{
+
+}
+
+static void
+handle_activate_result (GDBusMethodInvocation *invocation,
+                        gchar                 *result)
+{
+
+}
+
+static void
+search_provider_name_acquired_cb (GDBusConnection *connection,
+                                  const gchar     *name,
+                                  gpointer         user_data)
+{
+  g_debug ("Search provider name acquired: %s\n", name);
+}
+
+static void
+search_provider_name_lost_cb (GDBusConnection *connection,
+                              const gchar     *name,
+                              gpointer         user_data)
+{
+  g_debug ("Search provider name lost: %s\n", name);
+}
+
+static void
+search_provider_bus_acquired_cb (GDBusConnection *connection,
+                                 const gchar *name,
+                                 gpointer user_data)
+{
+  NautilusShellSearchProviderApp *self = user_data;
+
+  self->object_manager = g_dbus_object_manager_server_new ("/org/gnome/Nautilus/SearchProvider");
+  self->skeleton = nautilus_shell_search_provider_skeleton_new ();
+
+  g_signal_connect (self->skeleton, "handle-get-initial-result-set",
+                    G_CALLBACK (handle_get_initial_result_set), self);
+  g_signal_connect (self->skeleton, "handle-get-subsearch-result-set",
+                    G_CALLBACK (handle_get_subsearch_result_set), self);
+  g_signal_connect (self->skeleton, "handle-get-result-metas",
+                    G_CALLBACK (handle_get_result_metas), self);
+  g_signal_connect (self->skeleton, "handle-activate-result",
+                    G_CALLBACK (handle_activate_result), self);
+
+  g_dbus_interface_skeleton_export (G_DBUS_INTERFACE_SKELETON (self->skeleton),
+                                    connection,
+                                    "/org/gnome/Nautilus/SearchProvider", NULL);
+  g_dbus_object_manager_server_set_connection (self->object_manager, connection);
+}
+
+static void
+search_provider_app_dispose (GObject *obj)
+{
+  NautilusShellSearchProviderApp *self = NAUTILUS_SHELL_SEARCH_PROVIDER_APP (obj);
+
+  if (self->name_owner_id != 0) {
+    g_bus_unown_name (self->name_owner_id);
+    self->name_owner_id = 0;
+  }
+
+  if (self->skeleton != NULL) {
+    g_dbus_interface_skeleton_unexport (G_DBUS_INTERFACE_SKELETON (self->skeleton));
+    g_clear_object (&self->skeleton);
+  }
+
+  g_clear_object (&self->object_manager);
+
+  G_OBJECT_CLASS (nautilus_shell_search_provider_app_parent_class)->dispose (obj);
+}
+
+static void
+search_provider_app_startup (GApplication *app)
+{
+  NautilusShellSearchProviderApp *self = NAUTILUS_SHELL_SEARCH_PROVIDER_APP (app);
+
+  G_APPLICATION_CLASS (nautilus_shell_search_provider_app_parent_class)->startup (app);
+
+  /* hold indefinitely if we're asked to persist */
+  if (g_getenv ("NAUTILUS_SEARCH_PROVIDER_PERSIST") != NULL)
+    g_application_hold (app);
+
+  self->name_owner_id = g_bus_own_name (G_BUS_TYPE_SESSION,
+                                        "org.gnome.Nautilus.SearchProvider",
+                                        G_BUS_NAME_OWNER_FLAGS_NONE,
+                                        search_provider_bus_acquired_cb,
+                                        search_provider_name_acquired_cb,
+                                        search_provider_name_lost_cb,
+                                        app, NULL);
+}
+
+static void
+nautilus_shell_search_provider_app_init (NautilusShellSearchProviderApp *self)
+{
+  GApplication *app = G_APPLICATION (self);
+
+  g_application_set_inactivity_timeout (app, SEARCH_PROVIDER_INACTIVITY_TIMEOUT);
+  g_application_set_application_id (app, "org.gnome.Nautilus.SearchProvider");
+  g_application_set_flags (app, G_APPLICATION_IS_SERVICE);
+}
+
+static void
+nautilus_shell_search_provider_app_class_init (NautilusShellSearchProviderAppClass *klass)
+{
+  GApplicationClass *aclass = G_APPLICATION_CLASS (klass);
+  GObjectClass *oclass = G_OBJECT_CLASS (klass);
+
+  aclass->startup = search_provider_app_startup;
+  oclass->dispose = search_provider_app_dispose;
+}
+
+static GApplication *
+nautilus_shell_search_provider_app_new (void)
+{
+  g_type_init ();
+
+  return g_object_new (nautilus_shell_search_provider_app_get_type (),
+                       NULL);
+}
+
+int
+main (int   argc,
+      char *argv[])
+{
+  GApplication *app;
+  gint res;
+
+  app = nautilus_shell_search_provider_app_new ();
+  res = g_application_run (app, argc, argv);
+  g_object_unref (app);
+
+  return res;
+}
+