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-rw-r--r--calendar/cal-client/cal-client.c1408
1 files changed, 0 insertions, 1408 deletions
diff --git a/calendar/cal-client/cal-client.c b/calendar/cal-client/cal-client.c
deleted file mode 100644
index 3e7daf80c4..0000000000
--- a/calendar/cal-client/cal-client.c
+++ /dev/null
@@ -1,1408 +0,0 @@
-
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-/* Evolution calendar client
- *
- * Copyright (C) 2000 Helix Code, Inc.
- *
- * Author: Federico Mena-Quintero <federico@helixcode.com>
- *
- * 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.
- */
-
-#include <config.h>
-#include <gtk/gtksignal.h>
-#include <liboaf/liboaf.h>
-
-#include "cal-client.h"
-#include "cal-listener.h"
-
-
-
-/* Loading state for the calendar client */
-typedef enum {
- LOAD_STATE_NOT_LOADED,
- LOAD_STATE_LOADING,
- LOAD_STATE_LOADED
-} LoadState;
-
-/* Private part of the CalClient structure */
-struct _CalClientPrivate {
- /* Load state to avoid multiple loads */
- LoadState load_state;
-
- /* The calendar factory we are contacting */
- Evolution_Calendar_CalFactory factory;
-
- /* Our calendar listener */
- CalListener *listener;
-
- /* The calendar client interface object we are contacting */
- Evolution_Calendar_Cal cal;
-};
-
-
-
-/* Signal IDs */
-enum {
- CAL_LOADED,
- OBJ_UPDATED,
- OBJ_REMOVED,
- LAST_SIGNAL
-};
-
-static void cal_client_class_init (CalClientClass *class);
-static void cal_client_init (CalClient *client);
-static void cal_client_destroy (GtkObject *object);
-
-static guint cal_client_signals[LAST_SIGNAL];
-
-static GtkObjectClass *parent_class;
-
-
-
-/**
- * cal_client_get_type:
- * @void:
- *
- * Registers the #CalClient class if necessary, and returns the type ID assigned
- * to it.
- *
- * Return value: The type ID of the #CalClient class.
- **/
-GtkType
-cal_client_get_type (void)
-{
- static GtkType cal_client_type = 0;
-
- if (!cal_client_type) {
- static const GtkTypeInfo cal_client_info = {
- "CalClient",
- sizeof (CalClient),
- sizeof (CalClientClass),
- (GtkClassInitFunc) cal_client_class_init,
- (GtkObjectInitFunc) cal_client_init,
- NULL, /* reserved_1 */
- NULL, /* reserved_2 */
- (GtkClassInitFunc) NULL
- };
-
- cal_client_type = gtk_type_unique (GTK_TYPE_OBJECT, &cal_client_info);
- }
-
- return cal_client_type;
-}
-
-/* Class initialization function for the calendar client */
-static void
-cal_client_class_init (CalClientClass *class)
-{
- GtkObjectClass *object_class;
-
- object_class = (GtkObjectClass *) class;
-
- parent_class = gtk_type_class (GTK_TYPE_OBJECT);
-
- cal_client_signals[CAL_LOADED] =
- gtk_signal_new ("cal_loaded",
- GTK_RUN_FIRST,
- object_class->type,
- GTK_SIGNAL_OFFSET (CalClientClass, cal_loaded),
- gtk_marshal_NONE__ENUM,
- GTK_TYPE_NONE, 1,
- GTK_TYPE_ENUM);
- cal_client_signals[OBJ_UPDATED] =
- gtk_signal_new ("obj_updated",
- GTK_RUN_FIRST,
- object_class->type,
- GTK_SIGNAL_OFFSET (CalClientClass, obj_updated),
- gtk_marshal_NONE__STRING,
- GTK_TYPE_NONE, 1,
- GTK_TYPE_STRING);
- cal_client_signals[OBJ_REMOVED] =
- gtk_signal_new ("obj_removed",
- GTK_RUN_FIRST,
- object_class->type,
- GTK_SIGNAL_OFFSET (CalClientClass, obj_removed),
- gtk_marshal_NONE__STRING,
- GTK_TYPE_NONE, 1,
- GTK_TYPE_STRING);
-
- gtk_object_class_add_signals (object_class, cal_client_signals, LAST_SIGNAL);
-
- object_class->destroy = cal_client_destroy;
-}
-
-/* Object initialization function for the calendar client */
-static void
-cal_client_init (CalClient *client)
-{
- CalClientPrivate *priv;
-
- priv = g_new0 (CalClientPrivate, 1);
- client->priv = priv;
-
- priv->factory = CORBA_OBJECT_NIL;
- priv->load_state = LOAD_STATE_NOT_LOADED;
-}
-
-/* Gets rid of the factory that a client knows about */
-static void
-destroy_factory (CalClient *client)
-{
- CalClientPrivate *priv;
- CORBA_Environment ev;
- int result;
-
- priv = client->priv;
-
- CORBA_exception_init (&ev);
- result = CORBA_Object_is_nil (priv->factory, &ev);
- if (ev._major != CORBA_NO_EXCEPTION) {
- g_message ("destroy_factory(): could not see if the factory was nil");
- priv->factory = CORBA_OBJECT_NIL;
- CORBA_exception_free (&ev);
- return;
- }
- CORBA_exception_free (&ev);
-
- if (result)
- return;
-
- CORBA_exception_init (&ev);
- CORBA_Object_release (priv->factory, &ev);
- if (ev._major != CORBA_NO_EXCEPTION)
- g_message ("destroy_factory(): could not release the factory");
-
- CORBA_exception_free (&ev);
- priv->factory = CORBA_OBJECT_NIL;
-}
-
-/* Gets rid of the listener that a client knows about */
-static void
-destroy_listener (CalClient *client)
-{
- CalClientPrivate *priv;
-
- priv = client->priv;
-
- if (!priv->listener)
- return;
-
- bonobo_object_unref (BONOBO_OBJECT (priv->listener));
- priv->listener = NULL;
-}
-
-/* Gets rid of the calendar client interface object that a client knows about */
-static void
-destroy_cal (CalClient *client)
-{
- CalClientPrivate *priv;
- CORBA_Environment ev;
- int result;
-
- priv = client->priv;
-
- CORBA_exception_init (&ev);
- result = CORBA_Object_is_nil (priv->cal, &ev);
- if (ev._major != CORBA_NO_EXCEPTION) {
- g_message ("destroy_cal(): could not see if the "
- "calendar client interface object was nil");
- priv->cal = CORBA_OBJECT_NIL;
- CORBA_exception_free (&ev);
- return;
- }
- CORBA_exception_free (&ev);
-
- if (result)
- return;
-
- CORBA_exception_init (&ev);
- Evolution_Calendar_Cal_unref (priv->cal, &ev);
- if (ev._major != CORBA_NO_EXCEPTION)
- g_message ("destroy_cal(): could not unref the calendar client interface object");
-
- CORBA_exception_free (&ev);
-
- CORBA_exception_init (&ev);
- CORBA_Object_release (priv->cal, &ev);
- if (ev._major != CORBA_NO_EXCEPTION)
- g_message ("destroy_cal(): could not release the calendar client interface object");
-
- CORBA_exception_free (&ev);
- priv->cal = CORBA_OBJECT_NIL;
-
-}
-
-/* Destroy handler for the calendar client */
-static void
-cal_client_destroy (GtkObject *object)
-{
- CalClient *client;
- CalClientPrivate *priv;
-
- g_return_if_fail (object != NULL);
- g_return_if_fail (IS_CAL_CLIENT (object));
-
- client = CAL_CLIENT (object);
- priv = client->priv;
-
- destroy_factory (client);
- destroy_listener (client);
- destroy_cal (client);
-
- priv->load_state = LOAD_STATE_NOT_LOADED;
-
- g_free (priv);
- client->priv = NULL;
-
- if (GTK_OBJECT_CLASS (parent_class)->destroy)
- (* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
-}
-
-
-
-/* Signal handlers for the listener's signals */
-
-/* Handle the cal_loaded signal from the listener */
-static void
-cal_loaded_cb (CalListener *listener,
- Evolution_Calendar_Listener_LoadStatus status,
- Evolution_Calendar_Cal cal,
- gpointer data)
-{
- CalClient *client;
- CalClientPrivate *priv;
- CORBA_Environment ev;
- Evolution_Calendar_Cal cal_copy;
- CalClientLoadStatus client_status;
-
- client = CAL_CLIENT (data);
- priv = client->priv;
-
- g_assert (priv->load_state == LOAD_STATE_LOADING);
-
- client_status = CAL_CLIENT_LOAD_ERROR;
-
- switch (status) {
- case Evolution_Calendar_Listener_SUCCESS:
- CORBA_exception_init (&ev);
- cal_copy = CORBA_Object_duplicate (cal, &ev);
- if (ev._major != CORBA_NO_EXCEPTION) {
- g_message ("cal_loaded(): could not duplicate the calendar client interface");
- CORBA_exception_free (&ev);
- goto error;
- }
- CORBA_exception_free (&ev);
-
- priv->cal = cal_copy;
- priv->load_state = LOAD_STATE_LOADED;
-
- client_status = CAL_CLIENT_LOAD_SUCCESS;
- goto out;
-
- case Evolution_Calendar_Listener_ERROR:
- client_status = CAL_CLIENT_LOAD_ERROR;
- goto error;
-
- case Evolution_Calendar_Listener_IN_USE:
- client_status = CAL_CLIENT_LOAD_IN_USE;
- goto error;
-
- case Evolution_Calendar_Listener_METHOD_NOT_SUPPORTED:
- client_status = CAL_CLIENT_LOAD_METHOD_NOT_SUPPORTED;
- goto error;
-
- default:
- g_assert_not_reached ();
- }
-
- error:
-
- bonobo_object_unref (BONOBO_OBJECT (priv->listener));
- priv->listener = NULL;
- priv->load_state = LOAD_STATE_NOT_LOADED;
-
- out:
-
- g_assert (priv->load_state != LOAD_STATE_LOADING);
-
- gtk_signal_emit (GTK_OBJECT (client), cal_client_signals[CAL_LOADED],
- client_status);
-}
-
-/* Handle the obj_updated signal from the listener */
-static void
-obj_updated_cb (CalListener *listener, const Evolution_Calendar_CalObjUID uid, gpointer data)
-{
- CalClient *client;
-
- client = CAL_CLIENT (data);
- gtk_signal_emit (GTK_OBJECT (client), cal_client_signals[OBJ_UPDATED], uid);
-}
-
-/* Handle the obj_removed signal from the listener */
-static void
-obj_removed_cb (CalListener *listener, const Evolution_Calendar_CalObjUID uid, gpointer data)
-{
- CalClient *client;
-
- client = CAL_CLIENT (data);
- gtk_signal_emit (GTK_OBJECT (client), cal_client_signals[OBJ_REMOVED], uid);
-}
-
-
-
-/**
- * cal_client_construct:
- * @client: A calendar client.
- *
- * Constructs a calendar client object by contacting the calendar factory of the
- * calendar server.
- *
- * Return value: The same object as the @client argument, or NULL if the
- * calendar factory could not be contacted.
- **/
-CalClient *
-cal_client_construct (CalClient *client)
-{
- CalClientPrivate *priv;
- Evolution_Calendar_CalFactory factory, factory_copy;
- CORBA_Environment ev;
- int result;
-
- CORBA_exception_init (&ev);
- g_return_val_if_fail (client != NULL, NULL);
- g_return_val_if_fail (IS_CAL_CLIENT (client), NULL);
-
- priv = client->priv;
-
- factory = (Evolution_Calendar_CalFactory) oaf_activate_from_id (
- "OAFIID:evolution:calendar-factory:1c915858-ece3-4a6f-9d81-ea0f108a9554",
- OAF_FLAG_NO_LOCAL, NULL, &ev);
-
- result = CORBA_Object_is_nil (factory, &ev);
- if (ev._major != CORBA_NO_EXCEPTION) {
- g_message ("cal_client_construct(): could not see if the factory is NIL");
- CORBA_exception_free (&ev);
- return NULL;
- }
- CORBA_exception_free (&ev);
-
- if (result) {
- g_message ("cal_client_construct(): could not contact Wombat, "
- "the personal calendar server");
- return NULL;
- }
-
- CORBA_exception_init (&ev);
- factory_copy = CORBA_Object_duplicate (factory, &ev);
-
- if (ev._major != CORBA_NO_EXCEPTION) {
- g_message ("cal_client_construct(): could not duplicate the calendar factory");
- CORBA_exception_free (&ev);
- return NULL;
- }
- CORBA_exception_free (&ev);
-
- priv->factory = factory_copy;
- return client;
-}
-
-/**
- * cal_client_new:
- *
- * Creates a new calendar client. It should be initialized by calling
- * cal_client_load_calendar() or cal_client_create_calendar().
- *
- * Return value: A newly-created calendar client, or NULL if the client could
- * not be constructed because it could not contact the calendar server.
- **/
-CalClient *
-cal_client_new (void)
-{
- CalClient *client;
-
- client = gtk_type_new (CAL_CLIENT_TYPE);
-
- if (!cal_client_construct (client)) {
- g_message ("cal_client_new(): could not construct the calendar client");
- gtk_object_unref (GTK_OBJECT (client));
- return NULL;
- }
-
- return client;
-}
-
-/* Issues a load or create request */
-static gboolean
-load_or_create (CalClient *client, const char *str_uri, gboolean load)
-{
- CalClientPrivate *priv;
- Evolution_Calendar_Listener corba_listener;
- CORBA_Environment ev;
-
- g_return_val_if_fail (client != NULL, FALSE);
- g_return_val_if_fail (IS_CAL_CLIENT (client), FALSE);
-
- priv = client->priv;
- g_return_val_if_fail (priv->load_state == LOAD_STATE_NOT_LOADED, FALSE);
-
- g_return_val_if_fail (str_uri != NULL, FALSE);
-
- priv->listener = cal_listener_new ();
- if (!priv->listener) {
- g_message ("load_or_create(): could not create the listener");
- return FALSE;
- }
-
- gtk_signal_connect (GTK_OBJECT (priv->listener), "cal_loaded",
- GTK_SIGNAL_FUNC (cal_loaded_cb),
- client);
- gtk_signal_connect (GTK_OBJECT (priv->listener), "obj_updated",
- GTK_SIGNAL_FUNC (obj_updated_cb),
- client);
- gtk_signal_connect (GTK_OBJECT (priv->listener), "obj_removed",
- GTK_SIGNAL_FUNC (obj_removed_cb),
- client);
-
- corba_listener = (Evolution_Calendar_Listener) bonobo_object_corba_objref (
- BONOBO_OBJECT (priv->listener));
-
- CORBA_exception_init (&ev);
-
- priv->load_state = LOAD_STATE_LOADING;
-
- if (load)
- Evolution_Calendar_CalFactory_load (priv->factory, str_uri, corba_listener, &ev);
- else
- Evolution_Calendar_CalFactory_create (priv->factory, str_uri, corba_listener, &ev);
-
- if (ev._major != CORBA_NO_EXCEPTION) {
- g_message ("load_or_create(): load/create request failed");
- bonobo_object_unref (BONOBO_OBJECT (priv->listener));
- priv->listener = NULL;
- priv->load_state = LOAD_STATE_NOT_LOADED;
- CORBA_exception_free (&ev);
- return FALSE;
- }
- CORBA_exception_free (&ev);
-
- return TRUE;
-}
-
-/**
- * cal_client_load_calendar:
- * @client: A calendar client.
- * @str_uri: URI of calendar to load.
- *
- * Makes a calendar client initiate a request to load a calendar. The calendar
- * client will emit the "cal_loaded" signal when the response from the server is
- * received.
- *
- * Return value: TRUE on success, FALSE on failure to issue the load request.
- **/
-gboolean
-cal_client_load_calendar (CalClient *client, const char *str_uri)
-{
- return load_or_create (client, str_uri, TRUE);
-}
-
-/**
- * cal_client_create_calendar:
- * @client: A calendar client.
- * @str_uri: URI that will contain the calendar data.
- *
- * Makes a calendar client initiate a request to create a new calendar. The
- * calendar client will emit the "cal_loaded" signal when the response from the
- * server is received.
- *
- * Return value: TRUE on success, FALSE on failure to issue the create request.
- **/
-gboolean
-cal_client_create_calendar (CalClient *client, const char *str_uri)
-{
- return load_or_create (client, str_uri, FALSE);
-}
-
-/**
- * cal_client_is_loaded:
- * @client: A calendar client.
- *
- * Queries whether a calendar client has been loaded successfully.
- *
- * Return value: TRUE if the client has been loaded, FALSE if it has not or if
- * the loading process is not finished yet.
- **/
-gboolean
-cal_client_is_loaded (CalClient *client)
-{
- CalClientPrivate *priv;
-
- g_return_val_if_fail (client != NULL, FALSE);
- g_return_val_if_fail (IS_CAL_CLIENT (client), FALSE);
-
- priv = client->priv;
- return (priv->load_state == LOAD_STATE_LOADED);
-}
-
-/* Converts our representation of a calendar component type into its CORBA representation */
-static Evolution_Calendar_CalObjType
-corba_obj_type (CalObjType type)
-{
- return (((type & CALOBJ_TYPE_EVENT) ? Evolution_Calendar_TYPE_EVENT : 0)
- | ((type & CALOBJ_TYPE_TODO) ? Evolution_Calendar_TYPE_TODO : 0)
- | ((type & CALOBJ_TYPE_JOURNAL) ? Evolution_Calendar_TYPE_JOURNAL : 0));
-}
-
-/**
- * cal_client_get_n_objects:
- * @client: A calendar client.
- * @type: Type of objects that will be counted.
- *
- * Counts the number of calendar components of the specified @type. This can be
- * used to count how many events, to-dos, or journals there are, for example.
- *
- * Return value: Number of components.
- **/
-int
-cal_client_get_n_objects (CalClient *client, CalObjType type)
-{
- CalClientPrivate *priv;
- CORBA_Environment ev;
- int n;
- int t;
-
- g_return_val_if_fail (client != NULL, -1);
- g_return_val_if_fail (IS_CAL_CLIENT (client), -1);
-
- priv = client->priv;
- g_return_val_if_fail (priv->load_state == LOAD_STATE_LOADED, -1);
-
- t = corba_obj_type (type);
-
- CORBA_exception_init (&ev);
- n = Evolution_Calendar_Cal_get_n_objects (priv->cal, t, &ev);
-
- if (ev._major != CORBA_NO_EXCEPTION) {
- g_message ("cal_client_get_n_objects(): could not get the number of objects");
- CORBA_exception_free (&ev);
- return -1;
- }
-
- CORBA_exception_free (&ev);
- return n;
-}
-
-/**
- * cal_client_get_object:
- * @client: A calendar client.
- * @uid: Unique identifier for a calendar component.
- * @comp: Return value for the calendar component object.
- *
- * Queries a calendar for a calendar component object based on its unique
- * identifier.
- *
- * Return value: Result code based on the status of the operation.
- **/
-CalClientGetStatus
-cal_client_get_object (CalClient *client, const char *uid, CalComponent **comp)
-{
- CalClientPrivate *priv;
- CORBA_Environment ev;
- Evolution_Calendar_CalObj calobj_str;
- CalClientGetStatus retval;
- icalcomponent *icalcomp;
-
- g_return_val_if_fail (client != NULL, CAL_CLIENT_GET_NOT_FOUND);
- g_return_val_if_fail (IS_CAL_CLIENT (client), CAL_CLIENT_GET_NOT_FOUND);
-
- priv = client->priv;
- g_return_val_if_fail (priv->load_state == LOAD_STATE_LOADED, CAL_CLIENT_GET_NOT_FOUND);
-
- g_return_val_if_fail (uid != NULL, CAL_CLIENT_GET_NOT_FOUND);
- g_return_val_if_fail (comp != NULL, CAL_CLIENT_GET_NOT_FOUND);
-
- retval = CAL_CLIENT_GET_NOT_FOUND;
- *comp = NULL;
-
- CORBA_exception_init (&ev);
- calobj_str = Evolution_Calendar_Cal_get_object (priv->cal, (char *) uid, &ev);
-
- if (ev._major == CORBA_USER_EXCEPTION
- && strcmp (CORBA_exception_id (&ev), ex_Evolution_Calendar_Cal_NotFound) == 0)
- goto out;
- else if (ev._major != CORBA_NO_EXCEPTION) {
- g_message ("cal_client_get_object(): could not get the object");
- goto out;
- }
-
- icalcomp = icalparser_parse_string (calobj_str);
- CORBA_free (calobj_str);
-
- if (!icalcomp) {
- retval = CAL_CLIENT_GET_SYNTAX_ERROR;
- goto out;
- }
-
- *comp = cal_component_new ();
- if (!cal_component_set_icalcomponent (*comp, icalcomp)) {
- icalcomponent_free (icalcomp);
- gtk_object_unref (GTK_OBJECT (*comp));
- *comp = NULL;
-
- retval = CAL_CLIENT_GET_SYNTAX_ERROR;
- goto out;
- }
-
- retval = CAL_CLIENT_GET_SUCCESS;
-
- out:
-
- CORBA_exception_free (&ev);
- return retval;
-}
-
-/* Builds an UID list out of a CORBA UID sequence */
-static GList *
-build_uid_list (Evolution_Calendar_CalObjUIDSeq *seq)
-{
- GList *uids;
- int i;
-
- uids = NULL;
-
- for (i = 0; i < seq->_length; i++)
- uids = g_list_prepend (uids, g_strdup (seq->_buffer[i]));
-
- return uids;
-}
-
-/**
- * cal_client_get_uids:
- * @client: A calendar client.
- * @type: Bitmask with types of objects to return.
- *
- * Queries a calendar for a list of unique identifiers corresponding to calendar
- * objects whose type matches one of the types specified in the @type flags.
- *
- * Return value: A list of strings that are the sought UIDs.
- **/
-GList *
-cal_client_get_uids (CalClient *client, CalObjType type)
-{
- CalClientPrivate *priv;
- CORBA_Environment ev;
- Evolution_Calendar_CalObjUIDSeq *seq;
- int t;
- GList *uids;
-
- g_return_val_if_fail (client != NULL, NULL);
- g_return_val_if_fail (IS_CAL_CLIENT (client), NULL);
-
- priv = client->priv;
- g_return_val_if_fail (priv->load_state == LOAD_STATE_LOADED, NULL);
-
- t = corba_obj_type (type);
-
- CORBA_exception_init (&ev);
-
- seq = Evolution_Calendar_Cal_get_uids (priv->cal, t, &ev);
- if (ev._major != CORBA_NO_EXCEPTION) {
- g_message ("cal_client_get_uids(): could not get the list of UIDs");
- CORBA_exception_free (&ev);
- return NULL;
- }
-
- CORBA_exception_free (&ev);
-
- uids = build_uid_list (seq);
- CORBA_free (seq);
-
- return uids;
-}
-
-/* Builds a GList of CalObjChange structures from the CORBA sequence */
-static GList *
-build_change_list (Evolution_Calendar_CalObjChangeSeq *seq)
-{
- GList *list;
- int i;
-
- /* Create the list in reverse order */
- list = NULL;
- for (i = 0; i < seq->_length; i++) {
- Evolution_Calendar_CalObjChange *corba_coc;
- CalObjChange *coc;
-
- corba_coc = &seq->_buffer[i];
- coc = g_new (CalObjChange, 1);
-
- coc->uid = g_strdup (corba_coc->uid);
- coc->type = corba_coc->type;
-
- list = g_list_prepend (list, coc);
- }
-
- list = g_list_reverse (list);
- return list;
-}
-
-/**
- * cal_client_get_changed_uids:
- * @client: A calendar client.
- * @type: Bitmask with types of objects to return.
- *
- * Queries a calendar for a list of unique identifiers corresponding to calendar
- * objects whose type matches one of the types specified in the @type flags.
- *
- * Return value: A list of strings that are the sought UIDs.
- **/
-GList *
-cal_client_get_changed_uids (CalClient *client, CalObjType type, time_t since)
-{
- CalClientPrivate *priv;
- CORBA_Environment ev;
- Evolution_Calendar_CalObjChangeSeq *seq;
- int t;
- GList *changes;
-
- g_return_val_if_fail (client != NULL, NULL);
- g_return_val_if_fail (IS_CAL_CLIENT (client), NULL);
-
- priv = client->priv;
- g_return_val_if_fail (priv->load_state == LOAD_STATE_LOADED, NULL);
-
- t = corba_obj_type (type);
- CORBA_exception_init (&ev);
-
- seq = Evolution_Calendar_Cal_get_changed_uids (priv->cal, t, since, &ev);
- if (ev._major != CORBA_NO_EXCEPTION) {
- g_message ("cal_client_get_changed_uids(): could not get the list of changes");
- CORBA_exception_free (&ev);
- return NULL;
- }
-
- CORBA_exception_free (&ev);
-
- changes = build_change_list (seq);
- CORBA_free (seq);
-
- return changes;
-}
-
-/* FIXME: Not used? */
-#if 0
-/* Builds a GList of CalObjInstance structures from the CORBA sequence */
-static GList *
-build_object_instance_list (Evolution_Calendar_CalObjInstanceSeq *seq)
-{
- GList *list;
- int i;
-
- /* Create the list in reverse order */
-
- list = NULL;
- for (i = 0; i < seq->_length; i++) {
- Evolution_Calendar_CalObjInstance *corba_icoi;
- CalObjInstance *icoi;
-
- corba_icoi = &seq->_buffer[i];
- icoi = g_new (CalObjInstance, 1);
-
- icoi->uid = g_strdup (corba_icoi->uid);
- icoi->start = corba_icoi->start;
- icoi->end = corba_icoi->end;
-
- list = g_list_prepend (list, icoi);
- }
-
- list = g_list_reverse (list);
- return list;
-}
-#endif
-
-/**
- * cal_client_get_objects_in_range:
- * @client: A calendar client.
- * @type: Bitmask with types of objects to return.
- * @start: Start time for query.
- * @end: End time for query.
- *
- * Queries a calendar for the objects that occur or recur in the specified range
- * of time.
- *
- * Return value: A list of UID strings. This should be freed using the
- * cal_obj_uid_list_free() function.
- **/
-GList *
-cal_client_get_objects_in_range (CalClient *client, CalObjType type, time_t start, time_t end)
-{
- CalClientPrivate *priv;
- CORBA_Environment ev;
- Evolution_Calendar_CalObjUIDSeq *seq;
- GList *uids;
- int t;
-
- g_return_val_if_fail (client != NULL, NULL);
- g_return_val_if_fail (IS_CAL_CLIENT (client), NULL);
-
- priv = client->priv;
- g_return_val_if_fail (priv->load_state == LOAD_STATE_LOADED, NULL);
-
- g_return_val_if_fail (start != -1 && end != -1, NULL);
- g_return_val_if_fail (start <= end, NULL);
-
- CORBA_exception_init (&ev);
-
- t = corba_obj_type (type);
-
- seq = Evolution_Calendar_Cal_get_objects_in_range (priv->cal, t, start, end, &ev);
- if (ev._major != CORBA_NO_EXCEPTION) {
- g_message ("cal_client_get_objects_in_range(): could not get the objects");
- CORBA_exception_free (&ev);
- return NULL;
- }
- CORBA_exception_free (&ev);
-
- uids = build_uid_list (seq);
- CORBA_free (seq);
-
- return uids;
-}
-
-/* Callback used when an object is updated and we must update the copy we have */
-static void
-generate_instances_obj_updated_cb (CalClient *client, const char *uid, gpointer data)
-{
- GHashTable *uid_comp_hash;
- CalComponent *comp;
- CalClientGetStatus status;
- const char *comp_uid;
-
- uid_comp_hash = data;
-
- comp = g_hash_table_lookup (uid_comp_hash, uid);
- if (!comp)
- /* OK, so we don't care about new objects that may indeed be in
- * the requested time range. We only care about the ones that
- * were returned by the first query to
- * cal_client_get_objects_in_range().
- */
- return;
-
- g_hash_table_remove (uid_comp_hash, uid);
- gtk_object_unref (GTK_OBJECT (comp));
-
- status = cal_client_get_object (client, uid, &comp);
-
- switch (status) {
- case CAL_CLIENT_GET_SUCCESS:
- /* The hash key comes from the component's internal data */
- cal_component_get_uid (comp, &comp_uid);
- g_hash_table_insert (uid_comp_hash, (char *) comp_uid, comp);
- break;
-
- case CAL_CLIENT_GET_NOT_FOUND:
- /* No longer in the server, too bad */
- break;
-
- case CAL_CLIENT_GET_SYNTAX_ERROR:
- g_message ("obj_updated_cb(): Syntax error when getting "
- "object `%s'; ignoring...", uid);
- break;
-
- }
-}
-
-/* Callback used when an object is removed and we must delete the copy we have */
-static void
-generate_instances_obj_removed_cb (CalClient *client, const char *uid, gpointer data)
-{
- GHashTable *uid_comp_hash;
- CalComponent *comp;
-
- uid_comp_hash = data;
-
- comp = g_hash_table_lookup (uid_comp_hash, uid);
- if (!comp)
- return;
-
- g_hash_table_remove (uid_comp_hash, uid);
- gtk_object_unref (GTK_OBJECT (comp));
-}
-
-/* Adds a component to the list; called from g_hash_table_foreach() */
-static void
-add_component (gpointer key, gpointer value, gpointer data)
-{
- CalComponent *comp;
- GList **list;
-
- comp = CAL_COMPONENT (value);
- list = data;
-
- *list = g_list_prepend (*list, comp);
-}
-
-/* Gets a list of components that recur within the specified range of time. It
- * ensures that the resulting list of CalComponent objects contains only objects
- * that are actually in the server at the time the initial
- * cal_client_get_objects_in_range() query ends.
- */
-static GList *
-get_objects_atomically (CalClient *client, CalObjType type, time_t start, time_t end)
-{
- GList *uids;
- GHashTable *uid_comp_hash;
- GList *objects;
- guint obj_updated_id;
- guint obj_removed_id;
- GList *l;
-
- uids = cal_client_get_objects_in_range (client, type, start, end);
-
- uid_comp_hash = g_hash_table_new (g_str_hash, g_str_equal);
-
- /* While we are getting the actual object data, keep track of changes */
-
- obj_updated_id = gtk_signal_connect (GTK_OBJECT (client), "obj_updated",
- GTK_SIGNAL_FUNC (generate_instances_obj_updated_cb),
- uid_comp_hash);
-
- obj_removed_id = gtk_signal_connect (GTK_OBJECT (client), "obj_removed",
- GTK_SIGNAL_FUNC (generate_instances_obj_removed_cb),
- uid_comp_hash);
-
- /* Get the objects */
-
- for (l = uids; l; l = l->next) {
- CalComponent *comp;
- CalClientGetStatus status;
- char *uid;
- const char *comp_uid;
-
- uid = l->data;
-
- status = cal_client_get_object (client, uid, &comp);
-
- switch (status) {
- case CAL_CLIENT_GET_SUCCESS:
- /* The hash key comes from the component's internal data
- * instead of the duped UID from the list of UIDS.
- */
- cal_component_get_uid (comp, &comp_uid);
- g_hash_table_insert (uid_comp_hash, (char *) comp_uid, comp);
- break;
-
- case CAL_CLIENT_GET_NOT_FOUND:
- /* Object disappeared from the server, so don't log it */
- break;
-
- case CAL_CLIENT_GET_SYNTAX_ERROR:
- g_message ("get_objects_atomically(): Syntax error when getting "
- "object `%s'; ignoring...", uid);
- break;
-
- default:
- g_assert_not_reached ();
- }
- }
-
- cal_obj_uid_list_free (uids);
-
- /* Now our state is consistent with the server, so disconnect from the
- * notification signals and generate the final list of components.
- */
-
- gtk_signal_disconnect (GTK_OBJECT (client), obj_updated_id);
- gtk_signal_disconnect (GTK_OBJECT (client), obj_removed_id);
-
- objects = NULL;
- g_hash_table_foreach (uid_comp_hash, add_component, &objects);
- g_hash_table_destroy (uid_comp_hash);
-
- return objects;
-}
-
-struct comp_instance {
- CalComponent *comp;
- time_t start;
- time_t end;
-};
-
-/* Called from cal_recur_generate_instances(); adds an instance to the list */
-static gboolean
-add_instance (CalComponent *comp, time_t start, time_t end, gpointer data)
-{
- GList **list;
- struct comp_instance *ci;
-
- list = data;
-
- ci = g_new (struct comp_instance, 1);
-
- ci->comp = comp;
- gtk_object_ref (GTK_OBJECT (ci->comp));
-
- ci->start = start;
- ci->end = end;
-
- *list = g_list_prepend (*list, ci);
-
- return TRUE;
-}
-
-/* Used from g_list_sort(); compares two struct comp_instance structures */
-static gint
-compare_comp_instance (gconstpointer a, gconstpointer b)
-{
- const struct comp_instance *cia, *cib;
- time_t diff;
-
- cia = a;
- cib = b;
-
- diff = cia->start - cib->start;
- return (diff < 0) ? -1 : (diff > 0) ? 1 : 0;
-}
-
-/**
- * cal_client_generate_instances:
- * @client: A calendar client.
- * @type: Bitmask with types of objects to return.
- * @start: Start time for query.
- * @end: End time for query.
- * @cb: Callback for each generated instance.
- * @cb_data: Closure data for the callback.
- *
- * Does a combination of cal_client_get_objects_in_range() and
- * cal_recur_generate_instances(). It fetches the list of objects in an atomic
- * way so that the generated instances are actually in the server at the time
- * the initial cal_client_get_objects_in_range() query ends.
- *
- * The callback function should do a gtk_object_ref() of the calendar component
- * it gets passed if it intends to keep it around.
- **/
-void
-cal_client_generate_instances (CalClient *client, CalObjType type,
- time_t start, time_t end,
- CalRecurInstanceFn cb, gpointer cb_data)
-{
- CalClientPrivate *priv;
- GList *objects;
- GList *instances;
- GList *l;
-
- g_return_if_fail (client != NULL);
- g_return_if_fail (IS_CAL_CLIENT (client));
-
- priv = client->priv;
- g_return_if_fail (priv->load_state == LOAD_STATE_LOADED);
-
- g_return_if_fail (start != -1 && end != -1);
- g_return_if_fail (start <= end);
- g_return_if_fail (cb != NULL);
-
- /* Generate objects */
-
- objects = get_objects_atomically (client, type, start, end);
- instances = NULL;
-
- for (l = objects; l; l = l->next) {
- CalComponent *comp;
-
- comp = l->data;
- cal_recur_generate_instances (comp, start, end, add_instance, &instances);
- }
-
- g_list_free (objects);
-
- /* Generate instances and spew them out */
-
- instances = g_list_sort (instances, compare_comp_instance);
-
- for (l = instances; l; l = l->next) {
- struct comp_instance *ci;
- gboolean result;
-
- ci = l->data;
-
- result = (* cb) (ci->comp, ci->start, ci->end, cb_data);
-
- if (!result)
- break;
- }
-
- /* Clean up */
-
- for (l = instances; l; l = l->next) {
- struct comp_instance *ci;
-
- ci = l->data;
- gtk_object_unref (GTK_OBJECT (ci->comp));
- g_free (ci);
- }
-
- g_list_free (instances);
-}
-
-
-#if 0
-/* Translates the CORBA representation of an AlarmType */
-static enum AlarmType
-uncorba_alarm_type (Evolution_Calendar_AlarmType corba_type)
-{
- switch (corba_type) {
- case Evolution_Calendar_MAIL:
- return ALARM_MAIL;
-
- case Evolution_Calendar_PROGRAM:
- return ALARM_PROGRAM;
-
- case Evolution_Calendar_DISPLAY:
- return ALARM_DISPLAY;
-
- case Evolution_Calendar_AUDIO:
- return ALARM_AUDIO;
-
- default:
- g_assert_not_reached ();
- return ALARM_DISPLAY;
- }
-}
-#endif
-
-/* Builds a GList of CalAlarmInstance structures from the CORBA sequence */
-static GList *
-build_alarm_instance_list (Evolution_Calendar_CalAlarmInstanceSeq *seq)
-{
- GList *list;
- int i;
-
- /* Create the list in reverse order */
-
- list = NULL;
- for (i = 0; i < seq->_length; i++) {
- Evolution_Calendar_CalAlarmInstance *corba_ai;
- CalAlarmInstance *ai;
-
- corba_ai = &seq->_buffer[i];
- ai = g_new (CalAlarmInstance, 1);
-
- ai->uid = g_strdup (corba_ai->uid);
-#if 0
- ai->type = uncorba_alarm_type (corba_ai->type);
-#endif
- ai->trigger = corba_ai->trigger;
- ai->occur = corba_ai->occur;
-
- list = g_list_prepend (list, ai);
- }
-
- list = g_list_reverse (list);
- return list;
-}
-
-/**
- * cal_client_get_alarms_in_range:
- * @client: A calendar client.
- * @start: Start time for query.
- * @end: End time for query.
- *
- * Queries a calendar for the alarms that trigger in the specified range of
- * time.
- *
- * Return value: A list of #CalAlarmInstance structures.
- **/
-GList *
-cal_client_get_alarms_in_range (CalClient *client, time_t start, time_t end)
-{
- CalClientPrivate *priv;
- CORBA_Environment ev;
- Evolution_Calendar_CalAlarmInstanceSeq *seq;
- GList *alarms;
-
- g_return_val_if_fail (client != NULL, NULL);
- g_return_val_if_fail (IS_CAL_CLIENT (client), NULL);
-
- priv = client->priv;
- g_return_val_if_fail (priv->load_state == LOAD_STATE_LOADED, NULL);
-
- g_return_val_if_fail (start != -1 && end != -1, NULL);
- g_return_val_if_fail (start <= end, NULL);
-
- CORBA_exception_init (&ev);
-
- seq = Evolution_Calendar_Cal_get_alarms_in_range (priv->cal, start, end, &ev);
- if (ev._major != CORBA_NO_EXCEPTION) {
- g_message ("cal_client_get_alarms_in_range(): could not get the alarm range");
- CORBA_exception_free (&ev);
- return NULL;
- }
- CORBA_exception_free (&ev);
-
- alarms = build_alarm_instance_list (seq);
- CORBA_free (seq);
-
- return alarms;
-}
-
-/**
- * cal_client_get_alarms_for_object:
- * @client: A calendar client.
- * @uid: Unique identifier for a calendar object.
- * @start: Start time for query.
- * @end: End time for query.
- * @alarms: Return value for the list of alarm instances.
- *
- * Queries a calendar for the alarms of a particular object that trigger in the
- * specified range of time.
- *
- * Return value: TRUE on success, FALSE if the object was not found.
- **/
-gboolean
-cal_client_get_alarms_for_object (CalClient *client, const char *uid,
- time_t start, time_t end,
- GList **alarms)
-{
- CalClientPrivate *priv;
- CORBA_Environment ev;
- Evolution_Calendar_CalAlarmInstanceSeq *seq;
- gboolean retval;
-
- g_return_val_if_fail (client != NULL, FALSE);
- g_return_val_if_fail (IS_CAL_CLIENT (client), FALSE);
-
- priv = client->priv;
- g_return_val_if_fail (priv->load_state == LOAD_STATE_LOADED, FALSE);
-
- g_return_val_if_fail (uid != NULL, FALSE);
- g_return_val_if_fail (start != -1 && end != -1, FALSE);
- g_return_val_if_fail (start <= end, FALSE);
- g_return_val_if_fail (alarms != NULL, FALSE);
-
- *alarms = NULL;
- retval = FALSE;
-
- CORBA_exception_init (&ev);
-
- seq = Evolution_Calendar_Cal_get_alarms_for_object (priv->cal, (char *) uid, start, end, &ev);
- if (ev._major == CORBA_USER_EXCEPTION
- && strcmp (CORBA_exception_id (&ev), ex_Evolution_Calendar_Cal_NotFound) == 0)
- goto out;
- else if (ev._major != CORBA_NO_EXCEPTION) {
- g_message ("cal_client_get_alarms_for_object(): could not get the alarm range");
- goto out;
- }
-
- retval = TRUE;
- *alarms = build_alarm_instance_list (seq);
- CORBA_free (seq);
-
- out:
- CORBA_exception_free (&ev);
- return retval;
-
-}
-
-/**
- * cal_client_update_object:
- * @client: A calendar client.
- * @comp: A calendar component object.
- *
- * Asks a calendar to update a component. Any existing component with the
- * specified component's UID will be replaced. The client program should not
- * assume that the object is actually in the server's storage until it has
- * received the "obj_updated" notification signal.
- *
- * Return value: TRUE on success, FALSE on specifying an invalid component.
- **/
-gboolean
-cal_client_update_object (CalClient *client, CalComponent *comp)
-{
- CalClientPrivate *priv;
- CORBA_Environment ev;
- gboolean retval;
- char *obj_string;
- const char *uid;
-
- g_return_val_if_fail (client != NULL, FALSE);
- g_return_val_if_fail (IS_CAL_CLIENT (client), FALSE);
-
- priv = client->priv;
- g_return_val_if_fail (priv->load_state == LOAD_STATE_LOADED, FALSE);
-
- g_return_val_if_fail (comp != NULL, FALSE);
-
- retval = FALSE;
-
- cal_component_commit_sequence (comp);
- obj_string = cal_component_get_as_string (comp);
-
- cal_component_get_uid (comp, &uid);
-
- CORBA_exception_init (&ev);
- Evolution_Calendar_Cal_update_object (priv->cal, (char *) uid, obj_string, &ev);
- g_free (obj_string);
-
- if (ev._major == CORBA_USER_EXCEPTION &&
- strcmp (CORBA_exception_id (&ev), ex_Evolution_Calendar_Cal_InvalidObject) == 0)
- goto out;
- else if (ev._major != CORBA_NO_EXCEPTION) {
- g_message ("cal_client_update_object(): could not update the object");
- goto out;
- }
-
- retval = TRUE;
-
- out:
- CORBA_exception_free (&ev);
- return retval;
-}
-
-gboolean
-cal_client_remove_object (CalClient *client, const char *uid)
-{
- CalClientPrivate *priv;
- CORBA_Environment ev;
- gboolean retval;
-
- g_return_val_if_fail (client != NULL, FALSE);
- g_return_val_if_fail (IS_CAL_CLIENT (client), FALSE);
-
- priv = client->priv;
- g_return_val_if_fail (priv->load_state == LOAD_STATE_LOADED, FALSE);
-
- g_return_val_if_fail (uid != NULL, FALSE);
-
- retval = FALSE;
-
- CORBA_exception_init (&ev);
- Evolution_Calendar_Cal_remove_object (priv->cal, (char *) uid, &ev);
-
- if (ev._major == CORBA_USER_EXCEPTION &&
- strcmp (CORBA_exception_id (&ev), ex_Evolution_Calendar_Cal_NotFound) == 0)
- goto out;
- else if (ev._major != CORBA_NO_EXCEPTION) {
- g_message ("cal_client_remove_object(): could not remove the object");
- goto out;
- }
-
- retval = TRUE;
-
- out:
- CORBA_exception_free (&ev);
- return retval;
-}