diff options
Diffstat (limited to 'addressbook/backend/pas/pas-backend.c')
| -rw-r--r-- | addressbook/backend/pas/pas-backend.c | 362 |
1 files changed, 344 insertions, 18 deletions
diff --git a/addressbook/backend/pas/pas-backend.c b/addressbook/backend/pas/pas-backend.c index 6d64ba938b..513632c909 100644 --- a/addressbook/backend/pas/pas-backend.c +++ b/addressbook/backend/pas/pas-backend.c @@ -10,6 +10,11 @@ #include "pas-backend.h" #include "pas-marshal.h" +struct _PASBackendPrivate { + GList *clients; + gboolean loaded, writable; +}; + /* Signal IDs */ enum { LAST_CLIENT_GONE, @@ -18,6 +23,7 @@ enum { static guint pas_backend_signals[LAST_SIGNAL]; +static GObjectClass *parent_class; gboolean pas_backend_construct (PASBackend *backend) @@ -32,6 +38,7 @@ pas_backend_load_uri (PASBackend *backend, g_return_val_if_fail (backend != NULL, FALSE); g_return_val_if_fail (PAS_IS_BACKEND (backend), FALSE); g_return_val_if_fail (uri != NULL, FALSE); + g_return_val_if_fail (backend->priv->loaded == FALSE, FALSE); g_assert (PAS_BACKEND_GET_CLASS (backend)->load_uri != NULL); @@ -51,12 +58,279 @@ pas_backend_get_uri (PASBackend *backend) { g_return_val_if_fail (backend != NULL, NULL); g_return_val_if_fail (PAS_IS_BACKEND (backend), NULL); + g_return_val_if_fail (backend->priv->loaded, NULL); g_assert (PAS_BACKEND_GET_CLASS (backend)->get_uri != NULL); return (* PAS_BACKEND_GET_CLASS (backend)->get_uri) (backend); } + +void +pas_backend_create_card (PASBackend *backend, + PASBook *book, + PASCreateCardRequest *req) +{ + g_return_if_fail (PAS_IS_BACKEND (backend)); + g_return_if_fail (PAS_IS_BOOK (book)); + g_return_if_fail (req != NULL && req->vcard != NULL); + + g_assert (PAS_BACKEND_GET_CLASS (backend)->create_card != NULL); + + return (* PAS_BACKEND_GET_CLASS (backend)->create_card) (backend, book, req); +} + +void +pas_backend_remove_card (PASBackend *backend, + PASBook *book, + PASRemoveCardRequest *req) +{ + g_return_if_fail (PAS_IS_BACKEND (backend)); + g_return_if_fail (PAS_IS_BOOK (book)); + g_return_if_fail (req != NULL && req->id != NULL); + + g_assert (PAS_BACKEND_GET_CLASS (backend)->remove_card != NULL); + + return (* PAS_BACKEND_GET_CLASS (backend)->remove_card) (backend, book, req); +} + +void +pas_backend_modify_card (PASBackend *backend, + PASBook *book, + PASModifyCardRequest *req) +{ + g_return_if_fail (PAS_IS_BACKEND (backend)); + g_return_if_fail (PAS_IS_BOOK (book)); + g_return_if_fail (req != NULL && req->vcard != NULL); + + g_assert (PAS_BACKEND_GET_CLASS (backend)->modify_card != NULL); + + return (* PAS_BACKEND_GET_CLASS (backend)->modify_card) (backend, book, req); +} + +void +pas_backend_check_connection (PASBackend *backend, + PASBook *book, + PASCheckConnectionRequest *req) +{ + g_return_if_fail (PAS_IS_BACKEND (backend)); + g_return_if_fail (PAS_IS_BOOK (book)); + g_return_if_fail (req != NULL); + + g_assert (PAS_BACKEND_GET_CLASS (backend)->check_connection != NULL); + + return (* PAS_BACKEND_GET_CLASS (backend)->check_connection) (backend, book, req); +} + +void +pas_backend_get_vcard (PASBackend *backend, + PASBook *book, + PASGetVCardRequest *req) +{ + g_return_if_fail (PAS_IS_BACKEND (backend)); + g_return_if_fail (PAS_IS_BOOK (book)); + g_return_if_fail (req != NULL && req->id != NULL); + + g_assert (PAS_BACKEND_GET_CLASS (backend)->get_vcard != NULL); + + return (* PAS_BACKEND_GET_CLASS (backend)->get_vcard) (backend, book, req); +} + +void +pas_backend_get_cursor (PASBackend *backend, + PASBook *book, + PASGetCursorRequest *req) +{ + g_return_if_fail (PAS_IS_BACKEND (backend)); + g_return_if_fail (PAS_IS_BOOK (book)); + g_return_if_fail (req != NULL && req->search != NULL); + + g_assert (PAS_BACKEND_GET_CLASS (backend)->get_cursor != NULL); + + return (* PAS_BACKEND_GET_CLASS (backend)->get_cursor) (backend, book, req); +} + +void +pas_backend_get_book_view (PASBackend *backend, + PASBook *book, + PASGetBookViewRequest *req) +{ + g_return_if_fail (PAS_IS_BACKEND (backend)); + g_return_if_fail (PAS_IS_BOOK (book)); + g_return_if_fail (req != NULL && req->search != NULL && req->listener != CORBA_OBJECT_NIL); + + g_assert (PAS_BACKEND_GET_CLASS (backend)->get_book_view != NULL); + + return (* PAS_BACKEND_GET_CLASS (backend)->get_book_view) (backend, book, req); +} + +void +pas_backend_get_completion_view (PASBackend *backend, + PASBook *book, + PASGetCompletionViewRequest *req) +{ + g_return_if_fail (PAS_IS_BACKEND (backend)); + g_return_if_fail (PAS_IS_BOOK (book)); + g_return_if_fail (req != NULL && req->search != NULL && req->listener != CORBA_OBJECT_NIL); + + g_assert (PAS_BACKEND_GET_CLASS (backend)->get_completion_view != NULL); + + return (* PAS_BACKEND_GET_CLASS (backend)->get_completion_view) (backend, book, req); +} + +void +pas_backend_get_changes (PASBackend *backend, + PASBook *book, + PASGetChangesRequest *req) +{ + g_return_if_fail (PAS_IS_BACKEND (backend)); + g_return_if_fail (PAS_IS_BOOK (book)); + g_return_if_fail (req != NULL && req->change_id != NULL && req->listener != CORBA_OBJECT_NIL); + + g_assert (PAS_BACKEND_GET_CLASS (backend)->get_changes != NULL); + + return (* PAS_BACKEND_GET_CLASS (backend)->get_changes) (backend, book, req); +} + +void +pas_backend_authenticate_user (PASBackend *backend, + PASBook *book, + PASAuthenticateUserRequest *req) +{ + g_return_if_fail (PAS_IS_BACKEND (backend)); + g_return_if_fail (PAS_IS_BOOK (book)); + g_return_if_fail (req != NULL); + + g_assert (PAS_BACKEND_GET_CLASS (backend)->authenticate_user != NULL); + + return (* PAS_BACKEND_GET_CLASS (backend)->authenticate_user) (backend, book, req); +} + +void +pas_backend_get_supported_fields (PASBackend *backend, + PASBook *book, + PASGetSupportedFieldsRequest *req) +{ + g_return_if_fail (PAS_IS_BACKEND (backend)); + g_return_if_fail (PAS_IS_BOOK (book)); + g_return_if_fail (req != NULL); + + g_assert (PAS_BACKEND_GET_CLASS (backend)->get_supported_fields != NULL); + + return (* PAS_BACKEND_GET_CLASS (backend)->get_supported_fields) (backend, book, req); +} + +static void +process_client_requests (PASBook *book, gpointer user_data) +{ + PASBackend *backend; + PASRequest *req; + + backend = PAS_BACKEND (user_data); + + req = pas_book_pop_request (book); + if (req == NULL) + return; + + switch (req->op) { + case CreateCard: + pas_backend_create_card (backend, book, &req->create); + break; + + case RemoveCard: + pas_backend_remove_card (backend, book, &req->remove); + break; + + case ModifyCard: + pas_backend_modify_card (backend, book, &req->modify); + break; + + case CheckConnection: + pas_backend_check_connection (backend, book, &req->check_connection); + break; + + case GetVCard: + pas_backend_get_vcard (backend, book, &req->get_vcard); + break; + + case GetCursor: + pas_backend_get_cursor (backend, book, &req->get_cursor); + break; + + case GetBookView: + pas_backend_get_book_view (backend, book, &req->get_book_view); + break; + + case GetCompletionView: + pas_backend_get_completion_view (backend, book, &req->get_completion_view); + break; + + case GetChanges: + pas_backend_get_changes (backend, book, &req->get_changes); + break; + + case AuthenticateUser: + pas_backend_authenticate_user (backend, book, &req->auth_user); + break; + + case GetSupportedFields: + pas_backend_get_supported_fields (backend, book, &req->get_supported_fields); + break; + } + + pas_book_free_request (req); +} + +static void +book_destroy_cb (gpointer data, GObject *where_book_was) +{ + PASBackend *backend = PAS_BACKEND (data); + + pas_backend_remove_client (backend, (PASBook *)where_book_was); +} + +static void +last_client_gone (PASBackend *backend) +{ + g_signal_emit (backend, pas_backend_signals[LAST_CLIENT_GONE], 0); +} + +static gboolean +add_client (PASBackend *backend, + GNOME_Evolution_Addressbook_BookListener listener) +{ + PASBook *book; + + book = pas_book_new (backend, listener); + if (!book) { + if (!backend->priv->clients) + last_client_gone (backend); + + return FALSE; + } + + g_object_weak_ref (G_OBJECT (book), book_destroy_cb, backend); + + g_signal_connect (book, "requests_queued", + G_CALLBACK (process_client_requests), backend); + + backend->priv->clients = g_list_prepend (backend->priv->clients, book); + + if (backend->priv->loaded) { + pas_book_respond_open ( + book, GNOME_Evolution_Addressbook_BookListener_Success); + } else { + pas_book_respond_open ( + book, GNOME_Evolution_Addressbook_BookListener_OtherError); + } + + pas_book_report_writable (book, backend->priv->writable); + + bonobo_object_unref (BONOBO_OBJECT (book)); + + return TRUE; +} + /** * pas_backend_add_client: * @backend: An addressbook backend. @@ -67,10 +341,9 @@ pas_backend_get_uri (PASBackend *backend) * Return value: TRUE on success, FALSE on failure to add the client. */ gboolean -pas_backend_add_client (PASBackend *backend, +pas_backend_add_client (PASBackend *backend, GNOME_Evolution_Addressbook_BookListener listener) { - g_return_val_if_fail (backend != NULL, FALSE); g_return_val_if_fail (PAS_IS_BACKEND (backend), FALSE); g_return_val_if_fail (listener != CORBA_OBJECT_NIL, FALSE); @@ -79,13 +352,25 @@ pas_backend_add_client (PASBackend *backend, return PAS_BACKEND_GET_CLASS (backend)->add_client (backend, listener); } +static void +remove_client (PASBackend *backend, + PASBook *book) +{ + /* Disconnect */ + backend->priv->clients = g_list_remove (backend->priv->clients, book); + + /* When all clients go away, notify the parent factory about it so that + * it may decide whether to kill the backend or not. + */ + if (!backend->priv->clients) + last_client_gone (backend); +} + void pas_backend_remove_client (PASBackend *backend, PASBook *book) { - g_return_if_fail (backend != NULL); g_return_if_fail (PAS_IS_BACKEND (backend)); - g_return_if_fail (book != NULL); g_return_if_fail (PAS_IS_BOOK (book)); g_assert (PAS_BACKEND_GET_CLASS (backend)->remove_client != NULL); @@ -104,26 +389,64 @@ pas_backend_get_static_capabilities (PASBackend *backend) return PAS_BACKEND_GET_CLASS (backend)->get_static_capabilities (backend); } -/** - * pas_backend_last_client_gone: - * @backend: An addressbook backend. - * - * Emits the "last_client_gone" signal for the specified backend. Should - * only be called from backend implementations if the backend really does - * not have any more clients. - **/ +gboolean +pas_backend_is_loaded (PASBackend *backend) +{ + g_return_val_if_fail (PAS_IS_BACKEND (backend), FALSE); + + return backend->priv->loaded; +} + void -pas_backend_last_client_gone (PASBackend *backend) +pas_backend_set_is_loaded (PASBackend *backend, gboolean is_loaded) { - g_return_if_fail (backend != NULL); g_return_if_fail (PAS_IS_BACKEND (backend)); - g_signal_emit (backend, pas_backend_signals[LAST_CLIENT_GONE], 0); + backend->priv->loaded = is_loaded; +} + +gboolean +pas_backend_is_writable (PASBackend *backend) +{ + g_return_val_if_fail (PAS_IS_BACKEND (backend), FALSE); + + return backend->priv->writable; +} + +void +pas_backend_set_is_writable (PASBackend *backend, gboolean is_writable) +{ + g_return_if_fail (PAS_IS_BACKEND (backend)); + + backend->priv->writable = is_writable; } static void pas_backend_init (PASBackend *backend) { + PASBackendPrivate *priv; + + priv = g_new0 (PASBackendPrivate, 1); + priv->clients = NULL; + + backend->priv = priv; +} + +static void +pas_backend_dispose (GObject *object) +{ + PASBackend *backend; + + backend = PAS_BACKEND (object); + + if (backend->priv) { + g_list_free (backend->priv->clients); + g_free (backend->priv); + + backend->priv = NULL; + } + + G_OBJECT_CLASS (parent_class)->dispose (object); } static void @@ -131,11 +454,14 @@ pas_backend_class_init (PASBackendClass *klass) { GObjectClass *object_class; + parent_class = g_type_class_peek_parent (klass); + object_class = (GObjectClass *) klass; - klass->add_client = NULL; - klass->remove_client = NULL; - klass->get_static_capabilities = NULL; + klass->add_client = add_client; + klass->remove_client = remove_client; + + object_class->dispose = pas_backend_dispose; pas_backend_signals[LAST_CLIENT_GONE] = g_signal_new ("last_client_gone", |