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-rw-r--r--shell/e-corba-storage.c349
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+/* -*- 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)