diff options
Diffstat (limited to 'addressbook/backend/pas/pas-book-factory.c')
| -rw-r--r-- | addressbook/backend/pas/pas-book-factory.c | 638 |
1 files changed, 0 insertions, 638 deletions
diff --git a/addressbook/backend/pas/pas-book-factory.c b/addressbook/backend/pas/pas-book-factory.c deleted file mode 100644 index cd7a8d3ed9..0000000000 --- a/addressbook/backend/pas/pas-book-factory.c +++ /dev/null @@ -1,638 +0,0 @@ -/* - * - * Author: - * Nat Friedman (nat@helixcode.com) - * - * Copyright 2000, Helix Code, Inc. - */ - -#include <config.h> -#include <ctype.h> -#include <gnome.h> - -#include "addressbook.h" -#include "pas-book-factory.h" - -#ifdef USING_OAF -#include <liboaf/liboaf.h> -#define PAS_BOOK_FACTORY_OAF_ID "OAFIID:evolution:addressbook-server:0fbc844d-c721-4615-98d0-d67eacf42d80" -#else -#include <libgnorba/gnorba.h> -#define PAS_BOOK_FACTORY_GOAD_ID "evolution:addressbook-server" -#endif - -static BonoboObjectClass *pas_book_factory_parent_class; -POA_Evolution_BookFactory__vepv pas_book_factory_vepv; - -typedef struct { - char *uri; - Evolution_BookListener listener; -} PASBookFactoryQueuedRequest; - -struct _PASBookFactoryPrivate { - gint idle_id; - GHashTable *backends; - GHashTable *active_server_map; - GList *queued_requests; -}; - -/* Signal IDs */ -enum { - LAST_BOOK_GONE, - LAST_SIGNAL -}; - -static guint factory_signals[LAST_SIGNAL]; - -static char * -pas_book_factory_canonicalize_uri (const char *uri) -{ - /* FIXME: What do I do here? */ - - return g_strdup (uri); -} - -static char * -pas_book_factory_extract_proto_from_uri (const char *uri) -{ - char *proto; - char *p; - - p = strchr (uri, ':'); - - if (p == NULL) - return NULL; - - proto = g_malloc0 (p - uri + 1); - - strncpy (proto, uri, p - uri); - - return proto; -} - -/** - * pas_book_factory_register_backend: - * @factory: - * @proto: - * @backend: - */ -void -pas_book_factory_register_backend (PASBookFactory *factory, - const char *proto, - PASBackendFactoryFn backend) -{ - g_return_if_fail (factory != NULL); - g_return_if_fail (PAS_IS_BOOK_FACTORY (factory)); - g_return_if_fail (proto != NULL); - g_return_if_fail (backend != NULL); - - if (g_hash_table_lookup (factory->priv->backends, proto) != NULL) { - g_warning ("pas_book_factory_register_backend: " - "Proto \"%s\" already registered!\n", proto); - } - - g_hash_table_insert (factory->priv->backends, - g_strdup (proto), backend); -} - -/** - * pas_book_factory_get_n_backends: - * @factory: An addressbook factory. - * - * Queries the number of running addressbook backends in an addressbook factory. - * - * Return value: Number of running backends. - **/ -int -pas_book_factory_get_n_backends (PASBookFactory *factory) -{ - g_return_val_if_fail (factory != NULL, -1); - g_return_val_if_fail (PAS_IS_BOOK_FACTORY (factory), -1); - - return g_hash_table_size (factory->priv->active_server_map); -} - -/* Callback used when a backend loses its last connected client */ -static void -backend_last_client_gone_cb (PASBackend *backend, gpointer data) -{ - PASBookFactory *factory; - const char *uri; - gpointer orig_key; - gboolean result; - char *orig_uri; - - factory = PAS_BOOK_FACTORY (data); - - /* Remove the backend from the active server map */ - - uri = pas_backend_get_uri (backend); - g_assert (uri != NULL); - - result = g_hash_table_lookup_extended (factory->priv->active_server_map, uri, - &orig_key, NULL); - g_assert (result != FALSE); - - orig_uri = orig_key; - - g_hash_table_remove (factory->priv->active_server_map, orig_uri); - g_free (orig_uri); - - gtk_object_unref (GTK_OBJECT (backend)); - - /* Notify upstream if there are no more backends */ - - if (g_hash_table_size (factory->priv->active_server_map) == 0) - gtk_signal_emit (GTK_OBJECT (factory), factory_signals[LAST_BOOK_GONE]); -} - -static PASBackendFactoryFn -pas_book_factory_lookup_backend_factory (PASBookFactory *factory, - const char *uri) -{ - PASBackendFactoryFn backend_fn; - char *proto; - char *canonical_uri; - - g_assert (factory != NULL); - g_assert (PAS_IS_BOOK_FACTORY (factory)); - g_assert (uri != NULL); - - canonical_uri = pas_book_factory_canonicalize_uri (uri); - if (canonical_uri == NULL) - return NULL; - - proto = pas_book_factory_extract_proto_from_uri (canonical_uri); - if (proto == NULL) { - g_free (canonical_uri); - return NULL; - } - - backend_fn = g_hash_table_lookup (factory->priv->backends, proto); - - g_free (proto); - g_free (canonical_uri); - - return backend_fn; -} - -static PASBackend * -pas_book_factory_launch_backend (PASBookFactory *factory, - Evolution_BookListener listener, - const char *uri) -{ - PASBackendFactoryFn backend_factory; - PASBackend *backend; - - backend_factory = pas_book_factory_lookup_backend_factory ( - factory, uri); - - if (!backend_factory) { - CORBA_Environment ev; - - CORBA_exception_init (&ev); - Evolution_BookListener_respond_open_book ( - listener, - Evolution_BookListener_ProtocolNotSupported, - CORBA_OBJECT_NIL, - &ev); - - if (ev._major != CORBA_NO_EXCEPTION) - g_message ("pas_book_factory_launch_backend(): could not notify " - "the listener"); - - CORBA_exception_free (&ev); - return NULL; - } - - backend = (* backend_factory) (); - if (!backend) { - CORBA_Environment ev; - - CORBA_exception_init (&ev); - Evolution_BookListener_respond_open_book ( - listener, - Evolution_BookListener_OtherError, - CORBA_OBJECT_NIL, - &ev); - - if (ev._major != CORBA_NO_EXCEPTION) - g_message ("pas_book_factory_launch_backend(): could not notify " - "the listener"); - - CORBA_exception_free (&ev); - return NULL; - } - - g_hash_table_insert (factory->priv->active_server_map, - g_strdup (uri), - backend); - - gtk_signal_connect (GTK_OBJECT (backend), "last_client_gone", - backend_last_client_gone_cb, - factory); - - return backend; -} - -static void -pas_book_factory_process_request (PASBookFactory *factory, - PASBookFactoryQueuedRequest *request) -{ - PASBackend *backend; - char *uri; - Evolution_BookListener listener; - CORBA_Environment ev; - - uri = request->uri; - listener = request->listener; - g_free (request); - - /* Look up the backend and create one if needed */ - - backend = g_hash_table_lookup (factory->priv->active_server_map, uri); - - if (!backend) { - backend = pas_book_factory_launch_backend (factory, listener, uri); - if (!backend) - goto out; - - if (!pas_backend_add_client (backend, listener)) - goto out; - - pas_backend_load_uri (backend, uri); - - goto out; - } - - pas_backend_add_client (backend, listener); - - out: - g_free (uri); - - CORBA_exception_init (&ev); - CORBA_Object_release (listener, &ev); - - if (ev._major != CORBA_NO_EXCEPTION) - g_message ("pas_book_factory_process_request(): could not release the listener"); - - CORBA_exception_free (&ev); -} - -static gboolean -pas_book_factory_process_queue (PASBookFactory *factory) -{ - /* Process pending Book-creation requests. */ - if (factory->priv->queued_requests != NULL) { - PASBookFactoryQueuedRequest *request; - GList *l; - - l = factory->priv->queued_requests; - request = l->data; - - pas_book_factory_process_request (factory, request); - - factory->priv->queued_requests = g_list_remove_link ( - factory->priv->queued_requests, l); - g_list_free_1 (l); - } - - if (factory->priv->queued_requests == NULL) { - - factory->priv->idle_id = 0; - return FALSE; - } - - return TRUE; -} - -static void -pas_book_factory_queue_request (PASBookFactory *factory, - const char *uri, - const Evolution_BookListener listener) -{ - PASBookFactoryQueuedRequest *request; - Evolution_BookListener listener_copy; - CORBA_Environment ev; - - CORBA_exception_init (&ev); - - listener_copy = CORBA_Object_duplicate (listener, &ev); - - if (ev._major != CORBA_NO_EXCEPTION) { - g_warning ("PASBookFactory: Could not duplicate BookListener!\n"); - CORBA_exception_free (&ev); - return; - } - - CORBA_exception_free (&ev); - - request = g_new0 (PASBookFactoryQueuedRequest, 1); - request->listener = listener_copy; - request->uri = g_strdup (uri); - - factory->priv->queued_requests = - g_list_prepend (factory->priv->queued_requests, request); - - if (! factory->priv->idle_id) { - factory->priv->idle_id = - g_idle_add ((GSourceFunc) pas_book_factory_process_queue, factory); - } -} - - -static void -impl_Evolution_BookFactory_open_book (PortableServer_Servant servant, - const CORBA_char *uri, - const Evolution_BookListener listener, - CORBA_Environment *ev) -{ - PASBookFactory *factory = - PAS_BOOK_FACTORY (bonobo_object_from_servant (servant)); - PASBackendFactoryFn backend_factory; - - backend_factory = pas_book_factory_lookup_backend_factory (factory, uri); - - if (backend_factory == NULL) { - g_warning ("PASBookFactory: No backend found for uri: %s\n", uri); - - CORBA_exception_set ( - ev, CORBA_USER_EXCEPTION, - ex_Evolution_BookFactory_ProtocolNotSupported, NULL); - - return; - } - - pas_book_factory_queue_request (factory, uri, listener); -} - -static gboolean -pas_book_factory_construct (PASBookFactory *factory) -{ - POA_Evolution_BookFactory *servant; - CORBA_Environment ev; - CORBA_Object obj; - - g_assert (factory != NULL); - g_assert (PAS_IS_BOOK_FACTORY (factory)); - - servant = (POA_Evolution_BookFactory *) g_new0 (BonoboObjectServant, 1); - servant->vepv = &pas_book_factory_vepv; - - CORBA_exception_init (&ev); - - POA_Evolution_BookFactory__init ((PortableServer_Servant) servant, &ev); - if (ev._major != CORBA_NO_EXCEPTION) { - g_free (servant); - CORBA_exception_free (&ev); - - return FALSE; - } - - CORBA_exception_free (&ev); - - obj = bonobo_object_activate_servant (BONOBO_OBJECT (factory), servant); - if (obj == CORBA_OBJECT_NIL) { - g_free (servant); - - return FALSE; - } - - bonobo_object_construct (BONOBO_OBJECT (factory), obj); - - return TRUE; -} - -/** - * pas_book_factory_new: - */ -PASBookFactory * -pas_book_factory_new (void) -{ - PASBookFactory *factory; - - factory = gtk_type_new (pas_book_factory_get_type ()); - - if (! pas_book_factory_construct (factory)) { - g_warning ("pas_book_factory_new: Could not construct PASBookFactory!\n"); - gtk_object_unref (GTK_OBJECT (factory)); - - return NULL; - } - - return factory; -} - -#ifdef USING_OAF - -static gboolean -register_factory (CORBA_Object obj) -{ - OAF_RegistrationResult result; - - puts ("about to register addressbook"); - - result = oaf_active_server_register (PAS_BOOK_FACTORY_OAF_ID, obj); - - switch (result) { - case OAF_REG_SUCCESS: - return TRUE; - case OAF_REG_NOT_LISTED: - g_message ("Error registering the PAS factory: not listed"); - return FALSE; - case OAF_REG_ALREADY_ACTIVE: - g_message ("Error registering the PAS factory: already active"); - return FALSE; - case OAF_REG_ERROR: - default: - g_message ("Error registering the PAS factory: generic error"); - return FALSE; - } -} - -#else - -static gboolean -register_factory (CORBA_Object obj) -{ - CORBA_Environment ev; - int ret; - - CORBA_exception_init (&ev); - ret = goad_server_register (NULL, obj, PAS_BOOK_FACTORY_GOAD_ID, "server", &ev); - - if (ev._major != CORBA_NO_EXCEPTION) { - g_message ("pas_book_factory_activate: Exception " - "registering PASBookFactory!\n"); - CORBA_exception_free (&ev); - return FALSE; - } - - CORBA_exception_free (&ev); - - switch (ret) { - case 0: - return TRUE; - case -2: - g_message ("pas_book_factory_activate: Another " - "PASBookFactory is already running.\n"); - return FALSE; - case -1: - default: - g_message ("pas_book_factory_activate: Error " - "registering PASBookFactory!\n"); - return FALSE; - } -} - -#endif - -/** - * pas_book_factory_activate: - */ -void -pas_book_factory_activate (PASBookFactory *factory) -{ - g_return_if_fail (factory != NULL); - g_return_if_fail (PAS_IS_BOOK_FACTORY (factory)); - - register_factory (bonobo_object_corba_objref (BONOBO_OBJECT (factory))); -} - -static void -pas_book_factory_init (PASBookFactory *factory) -{ - factory->priv = g_new0 (PASBookFactoryPrivate, 1); - - factory->priv->active_server_map = g_hash_table_new (g_str_hash, g_str_equal); - factory->priv->backends = g_hash_table_new (g_str_hash, g_str_equal); - factory->priv->queued_requests = NULL; -} - -static void -free_active_server_map_entry (gpointer key, gpointer value, gpointer data) -{ - char *uri; - PASBackend *backend; - - uri = key; - g_free (uri); - - backend = PAS_BACKEND (value); - gtk_object_unref (GTK_OBJECT (backend)); -} - -static void -remove_backends_entry (gpointer key, gpointer value, gpointer data) -{ - char *uri; - - uri = key; - g_free (uri); -} - -static void -pas_book_factory_destroy (GtkObject *object) -{ - PASBookFactory *factory = PAS_BOOK_FACTORY (object); - GList *l; - - for (l = factory->priv->queued_requests; l != NULL; l = l->next) { - PASBookFactoryQueuedRequest *request = l->data; - CORBA_Environment ev; - - g_free (request->uri); - - CORBA_exception_init (&ev); - CORBA_Object_release (request->listener, &ev); - CORBA_exception_free (&ev); - - g_free (request); - } - g_list_free (factory->priv->queued_requests); - factory->priv->queued_requests = NULL; - - g_hash_table_foreach (factory->priv->active_server_map, - free_active_server_map_entry, - NULL); - g_hash_table_destroy (factory->priv->active_server_map); - factory->priv->active_server_map = NULL; - - g_hash_table_foreach (factory->priv->backends, - remove_backends_entry, - NULL); - g_hash_table_destroy (factory->priv->backends); - factory->priv->backends = NULL; - - g_free (factory->priv); - - GTK_OBJECT_CLASS (pas_book_factory_parent_class)->destroy (object); -} - -static POA_Evolution_BookFactory__epv * -pas_book_factory_get_epv (void) -{ - POA_Evolution_BookFactory__epv *epv; - - epv = g_new0 (POA_Evolution_BookFactory__epv, 1); - - epv->open_book = impl_Evolution_BookFactory_open_book; - - return epv; - -} - -static void -pas_book_factory_corba_class_init (void) -{ - pas_book_factory_vepv.Bonobo_Unknown_epv = bonobo_object_get_epv (); - pas_book_factory_vepv.Evolution_BookFactory_epv = pas_book_factory_get_epv (); -} - -static void -pas_book_factory_class_init (PASBookFactoryClass *klass) -{ - GtkObjectClass *object_class = (GtkObjectClass *) klass; - - pas_book_factory_parent_class = gtk_type_class (bonobo_object_get_type ()); - - factory_signals[LAST_BOOK_GONE] = - gtk_signal_new ("last_book_gone", - GTK_RUN_FIRST, - object_class->type, - GTK_SIGNAL_OFFSET (PASBookFactoryClass, last_book_gone), - gtk_marshal_NONE__NONE, - GTK_TYPE_NONE, 0); - - gtk_object_class_add_signals (object_class, factory_signals, LAST_SIGNAL); - - object_class->destroy = pas_book_factory_destroy; - - pas_book_factory_corba_class_init (); -} - -/** - * pas_book_factory_get_type: - */ -GtkType -pas_book_factory_get_type (void) -{ - static GtkType type = 0; - - if (! type) { - GtkTypeInfo info = { - "PASBookFactory", - sizeof (PASBookFactory), - sizeof (PASBookFactoryClass), - (GtkClassInitFunc) pas_book_factory_class_init, - (GtkObjectInitFunc) pas_book_factory_init, - NULL, /* reserved 1 */ - NULL, /* reserved 2 */ - (GtkClassInitFunc) NULL - }; - - type = gtk_type_unique (bonobo_object_get_type (), &info); - } - - return type; -} |