1 files changed, 349 insertions, 0 deletions
diff --git a/shell/e-corba-storage.c b/shell/e-corba-storage.c
new file mode 100644
index 0000000000..4048a6d272
--- /dev/null
+++ b/shell/e-corba-storage.c
@@ -0,0 +1,349 @@
+/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
+/* e-corba-storage.c
+ *
+ * Copyright (C) 2000 Helix Code, Inc.
+ *
+ * This program 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.
+ *
+ * This program 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., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ * Author: Ettore Perazzoli
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <bonobo.h>
+
+#include "e-util/e-util.h"
+
+#include "Evolution.h"
+
+#include "e-corba-storage.h"
+
+
+#define PARENT_TYPE E_TYPE_STORAGE
+static EStorageClass *parent_class = NULL;
+
+typedef struct _StorageListenerServant StorageListenerServant;
+
+struct _ECorbaStoragePrivate {
+	char *name;
+
+	Evolution_Storage storage_interface;
+
+	/* The Evolution::StorageListener interface we expose.  */
+
+	Evolution_StorageListener storage_listener_interface;
+	StorageListenerServant *storage_listener_servant;
+};
+
+
+/* Implementation of the CORBA Evolution::StorageListener interface.  */
+
+static POA_Evolution_StorageListener__vepv storage_listener_vepv;
+
+struct _StorageListenerServant {
+	POA_Evolution_StorageListener servant;
+	EStorage *storage;
+};
+
+static StorageListenerServant *
+storage_listener_servant_new (ECorbaStorage *corba_storage)
+{
+	StorageListenerServant *servant;
+
+	servant = g_new0 (StorageListenerServant, 1);
+
+	servant->servant.vepv = &storage_listener_vepv;
+
+	gtk_object_ref (GTK_OBJECT (corba_storage));
+	servant->storage = E_STORAGE (corba_storage);
+
+	return servant;
+}
+
+static void
+storage_listener_servant_free (StorageListenerServant *servant)
+{
+	gtk_object_unref (GTK_OBJECT (servant->storage));
+
+	g_free (servant);
+}
+
+#if 0
+static void
+impl_StorageListener_destroy (PortableServer_Servant servant,
+			      CORBA_Environment *ev)
+{
+	/* FIXME */
+}
+#endif
+
+static void
+impl_StorageListener_new_folder (PortableServer_Servant servant,
+				 const CORBA_char *path,
+				 const Evolution_Folder *folder,
+				 CORBA_Environment *ev)
+{
+	StorageListenerServant *storage_listener_servant;
+	EStorage *storage;
+	EFolder *e_folder;
+
+	storage_listener_servant = (StorageListenerServant *) servant;
+	storage = storage_listener_servant->storage;
+
+	e_folder = e_folder_new (folder->name,
+				 folder->type,
+				 folder->description);
+
+	if (! e_storage_new_folder (storage, path, e_folder)) {
+		CORBA_exception_set (ev,
+				     CORBA_USER_EXCEPTION,
+				     ex_Evolution_StorageListener_Exists,
+				     NULL);
+		gtk_object_unref (GTK_OBJECT (e_folder));
+	}
+}
+
+static void
+impl_StorageListener_removed_folder (PortableServer_Servant servant,
+				     const CORBA_char *path,
+				     CORBA_Environment *ev)
+{
+	StorageListenerServant *storage_listener_servant;
+	EStorage *storage;
+
+	storage_listener_servant = (StorageListenerServant *) servant;
+	storage = storage_listener_servant->storage;
+
+	if (! e_storage_remove_folder (storage, path))
+		CORBA_exception_set (ev,
+				     CORBA_USER_EXCEPTION,
+				     ex_Evolution_StorageListener_NotFound,
+				     NULL);
+}
+
+
+static gboolean
+setup_storage_listener (ECorbaStorage *corba_storage)
+{
+	StorageListenerServant *servant;
+	ECorbaStoragePrivate *priv;
+	Evolution_StorageListener storage_listener_interface;
+	CORBA_Environment ev;
+
+	priv = corba_storage->priv;
+
+	servant = storage_listener_servant_new (corba_storage);
+
+	CORBA_exception_init (&ev);
+
+	POA_Evolution_StorageListener__init (servant, &ev);
+	if (ev._major != CORBA_NO_EXCEPTION)
+		goto error;
+
+	CORBA_free (PortableServer_POA_activate_object (bonobo_poa (), servant, &ev));
+	if (ev._major != CORBA_NO_EXCEPTION)
+		goto error;
+
+	storage_listener_interface = PortableServer_POA_servant_to_reference (bonobo_poa (),
+									      servant, &ev);
+	if (ev._major != CORBA_NO_EXCEPTION)
+		goto error;
+
+	priv->storage_listener_interface = storage_listener_interface;
+	priv->storage_listener_servant = servant;
+
+	return TRUE;
+
+ error:
+	storage_listener_servant_free (servant);
+	CORBA_exception_free (&ev);
+	return FALSE;
+}
+
+
+/* GtkObject methods.  */
+
+static void
+destroy (GtkObject *object)
+{
+	CORBA_Environment ev;
+	ECorbaStorage *corba_storage;
+	ECorbaStoragePrivate *priv;
+
+	corba_storage = E_CORBA_STORAGE (object);
+	priv = corba_storage->priv;
+
+	g_free (priv->name);
+
+	CORBA_exception_init (&ev);
+
+	if (priv->storage_interface != CORBA_OBJECT_NIL) {
+		Bonobo_Unknown_unref (priv->storage_interface, &ev);
+		CORBA_Object_release (priv->storage_interface, &ev);
+	}
+
+	if (priv->storage_listener_interface != CORBA_OBJECT_NIL)
+		CORBA_Object_release (priv->storage_listener_interface, &ev);
+
+	if (priv->storage_listener_servant != NULL) {
+		PortableServer_ObjectId *object_id;
+
+		object_id = PortableServer_POA_servant_to_id (bonobo_poa (), priv->storage_listener_servant,
+							      &ev);
+		PortableServer_POA_deactivate_object (bonobo_poa (), object_id, &ev);
+
+		POA_Evolution_StorageListener__fini (priv->storage_listener_servant, &ev);
+		CORBA_free (object_id);
+	}
+
+	CORBA_exception_free (&ev);
+
+	g_free (priv);
+
+	(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+
+/* EStorage methods.  */
+
+static const char *
+get_name (EStorage *storage)
+{
+	ECorbaStorage *corba_storage;
+	ECorbaStoragePrivate *priv;
+
+	corba_storage = E_CORBA_STORAGE (storage);
+	priv = corba_storage->priv;
+
+	return priv->name;
+}
+
+
+static void
+corba_class_init (void)
+{
+	POA_Evolution_StorageListener__vepv *vepv;
+	POA_Evolution_StorageListener__epv *epv;
+	PortableServer_ServantBase__epv *base_epv;
+
+	base_epv = g_new0 (PortableServer_ServantBase__epv, 1);
+	base_epv->_private    = NULL;
+	base_epv->finalize    = NULL;
+	base_epv->default_POA = NULL;
+
+	epv = g_new0 (POA_Evolution_StorageListener__epv, 1);
+	epv->new_folder     = impl_StorageListener_new_folder;
+	epv->removed_folder = impl_StorageListener_removed_folder;
+
+	vepv = &storage_listener_vepv;
+	vepv->_base_epv                     = base_epv;
+	vepv->Evolution_StorageListener_epv = epv;
+}
+
+static void
+class_init (ECorbaStorageClass *klass)
+{
+	GtkObjectClass *object_class;
+	EStorageClass *storage_class;
+
+	object_class = GTK_OBJECT_CLASS (klass);
+	object_class->destroy = destroy;
+
+	storage_class = E_STORAGE_CLASS (klass);
+	storage_class->get_name = get_name;
+
+	corba_class_init ();
+
+	parent_class = gtk_type_class (PARENT_TYPE);
+}
+
+static void
+init (ECorbaStorage *corba_storage)
+{
+	ECorbaStoragePrivate *priv;
+
+	priv = g_new (ECorbaStoragePrivate, 1);
+	priv->name              = NULL;
+	priv->storage_interface = CORBA_OBJECT_NIL;
+
+	corba_storage->priv = priv;
+}  
+
+
+/* FIXME: OK to have a boolean construct function?  */
+void
+e_corba_storage_construct (ECorbaStorage *corba_storage,
+			   const Evolution_Storage storage_interface,
+			   const char *name)
+{
+	ECorbaStoragePrivate *priv;
+	CORBA_Environment ev;
+
+	g_return_if_fail (corba_storage != NULL);
+	g_return_if_fail (E_IS_CORBA_STORAGE (corba_storage));
+	g_return_if_fail (storage_interface != CORBA_OBJECT_NIL);
+	g_return_if_fail (name != NULL);
+
+	e_storage_construct (E_STORAGE (corba_storage));
+
+	priv = corba_storage->priv;
+
+	priv->name = g_strdup (name);
+
+	CORBA_exception_init (&ev);
+
+	Bonobo_Unknown_ref (storage_interface, &ev);
+	if (ev._major != CORBA_NO_EXCEPTION) {
+		g_warning ("%s -- Cannot reference Bonobo object", __FUNCTION__);
+	} else {
+		priv->storage_interface = CORBA_Object_duplicate (storage_interface, &ev);
+	}
+
+	CORBA_exception_free (&ev);
+
+	setup_storage_listener (corba_storage);
+}
+
+EStorage *
+e_corba_storage_new (const Evolution_Storage storage_interface,
+		     const char *name)
+{
+	EStorage *new;
+
+	g_return_val_if_fail (storage_interface != CORBA_OBJECT_NIL, NULL);
+	g_return_val_if_fail (name != NULL, NULL);
+
+	new = gtk_type_new (e_corba_storage_get_type ());
+
+	e_corba_storage_construct (E_CORBA_STORAGE (new), storage_interface, name);
+
+	return new;
+}
+
+
+const Evolution_StorageListener
+e_corba_storage_get_StorageListener (ECorbaStorage *corba_storage)
+{
+	g_return_val_if_fail (corba_storage != NULL, NULL);
+	g_return_val_if_fail (E_IS_CORBA_STORAGE (corba_storage), NULL);
+
+	return corba_storage->priv->storage_listener_interface;
+}
+
+
+E_MAKE_TYPE (e_corba_storage, "ECorbaStorage", ECorbaStorage, class_init, init, PARENT_TYPE)