diff options
Diffstat (limited to 'calendar/gui/alarm-notify/alarm-notify.c')
| -rw-r--r-- | calendar/gui/alarm-notify/alarm-notify.c | 474 |
1 files changed, 0 insertions, 474 deletions
diff --git a/calendar/gui/alarm-notify/alarm-notify.c b/calendar/gui/alarm-notify/alarm-notify.c deleted file mode 100644 index 20ba5547f1..0000000000 --- a/calendar/gui/alarm-notify/alarm-notify.c +++ /dev/null @@ -1,474 +0,0 @@ -/* Evolution calendar - Alarm notification service object - * - * Copyright (C) 2001 Ximian, Inc. - * - * Author: Federico Mena-Quintero <federico@ximian.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * 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. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <string.h> -#include <cal-client/cal-client.h> -#include "alarm-notify.h" -#include "alarm-queue.h" -#include "save.h" -#include "e-util/e-url.h" - - - -/* A loaded client */ -typedef struct { - /* The actual client */ - CalClient *client; - - /* The URI of the client in gnome-vfs's format. This *is* the key that - * is stored in the uri_client_hash hash table below. - */ - EUri *uri; - - /* Number of times clients have requested this URI to be added to the - * alarm notification system. - */ - int refcount; - - /* the ID of the retry timeout function - */ - int timeout_id; -} LoadedClient; - -/* Private part of the AlarmNotify structure */ -struct _AlarmNotifyPrivate { - /* Mapping from EUri's to LoadedClient structures */ - GHashTable *uri_client_hash; -}; - - - -static void alarm_notify_class_init (AlarmNotifyClass *klass); -static void alarm_notify_init (AlarmNotify *an, AlarmNotifyClass *klass); -static void alarm_notify_finalize (GObject *object); - -static void AlarmNotify_addCalendar (PortableServer_Servant servant, - const CORBA_char *str_uri, - CORBA_Environment *ev); -static void AlarmNotify_removeCalendar (PortableServer_Servant servant, - const CORBA_char *str_uri, - CORBA_Environment *ev); - - -static BonoboObjectClass *parent_class; - - - -BONOBO_TYPE_FUNC_FULL (AlarmNotify, - GNOME_Evolution_Calendar_AlarmNotify, - BONOBO_TYPE_OBJECT, - alarm_notify); - -/* Class initialization function for the alarm notify service */ -static void -alarm_notify_class_init (AlarmNotifyClass *klass) -{ - GObjectClass *object_class; - - object_class = (GObjectClass *) klass; - - parent_class = g_type_class_peek_parent (klass); - - klass->epv.addCalendar = AlarmNotify_addCalendar; - klass->epv.removeCalendar = AlarmNotify_removeCalendar; - - object_class->finalize = alarm_notify_finalize; -} - -/* Object initialization function for the alarm notify system */ -static void -alarm_notify_init (AlarmNotify *an, AlarmNotifyClass *klass) -{ - AlarmNotifyPrivate *priv; - - priv = g_new0 (AlarmNotifyPrivate, 1); - an->priv = priv; - - priv->uri_client_hash = g_hash_table_new (g_str_hash, g_str_equal); -} - -/* Callback used from g_hash-table_forach(), used to destroy a loade client */ -static void -destroy_loaded_client_cb (gpointer key, gpointer value, gpointer data) -{ - LoadedClient *lc; - char *str_uri; - - str_uri = key; - lc = value; - - g_free (str_uri); - g_object_unref (G_OBJECT (lc->client)); - e_uri_free (lc->uri); - g_free (lc); -} - -/* Finalize handler for the alarm notify system */ -static void -alarm_notify_finalize (GObject *object) -{ - AlarmNotify *an; - AlarmNotifyPrivate *priv; - - g_return_if_fail (object != NULL); - g_return_if_fail (IS_ALARM_NOTIFY (object)); - - an = ALARM_NOTIFY (object); - priv = an->priv; - - g_hash_table_foreach (priv->uri_client_hash, destroy_loaded_client_cb, NULL); - - g_hash_table_destroy (priv->uri_client_hash); - priv->uri_client_hash = NULL; - - g_free (priv); - an->priv = NULL; - - if (G_OBJECT_CLASS (parent_class)->finalize) - (* G_OBJECT_CLASS (parent_class)->finalize) (object); -} - - - -/* CORBA servant implementation */ - -/* Looks for a canonicalized URI inside an array of URIs; returns the index - * within the array or -1 if not found. - */ -static int -find_uri_index (GPtrArray *uris, const char *str_uri) -{ - int i; - - for (i = 0; i < uris->len; i++) { - char *uri; - - uri = uris->pdata[i]; - if (strcmp (uri, str_uri) == 0) - break; - } - - if (i == uris->len) - return -1; - else - return i; -} - -/* Frees an array of URIs and the URIs within it. */ -static void -free_uris (GPtrArray *uris) -{ - int i; - - for (i = 0; i < uris->len; i++) { - char *uri; - - uri = uris->pdata[i]; - g_free (uri); - } - - g_ptr_array_free (uris, TRUE); -} - -/* Adds an URI to the list of calendars to load on startup */ -static void -add_uri_to_load (EUri *uri) -{ - char *str_uri; - GPtrArray *loaded_uris; - int i; - - /* Canonicalize the URI */ - str_uri = e_uri_to_string (uri, FALSE); - g_assert (str_uri != NULL); - - loaded_uris = get_calendars_to_load (); - if (!loaded_uris) { - g_message ("add_uri_to_load(): Could not get the list of calendars to load; " - "will not add `%s'", str_uri); - g_free (str_uri); - return; - } - - /* Look for the URI in the list of calendars to load */ - - i = find_uri_index (loaded_uris, str_uri); - - /* We only need to add the URI if we didn't find it among the list of - * calendars. - */ - if (i != -1) { - g_free (str_uri); - free_uris (loaded_uris); - return; - } - - g_ptr_array_add (loaded_uris, str_uri); - save_calendars_to_load (loaded_uris); - - free_uris (loaded_uris); -} - -/* Removes an URI from the list of calendars to load on startup */ -static void -remove_uri_to_load (EUri *uri) -{ - char *str_uri; - GPtrArray *loaded_uris; - char *loaded_uri; - int i; - - /* Canonicalize the URI */ - str_uri = e_uri_to_string (uri, FALSE); - g_assert (str_uri != NULL); - - loaded_uris = get_calendars_to_load (); - if (!loaded_uris) { - g_message ("remove_uri_to_load(): Could not get the list of calendars to load; " - "will not add `%s'", str_uri); - g_free (str_uri); - return; - } - - /* Look for the URI in the list of calendars to load */ - - i = find_uri_index (loaded_uris, str_uri); - g_free (str_uri); - - /* If we didn't find it, there is no need to remove it */ - if (i == -1) { - free_uris (loaded_uris); - return; - } - - loaded_uri = loaded_uris->pdata[i]; - g_free (loaded_uri); - - g_ptr_array_remove_index (loaded_uris, i); - save_calendars_to_load (loaded_uris); - - free_uris (loaded_uris); -} - -/* AlarmNotify::addCalendar method */ -static void -AlarmNotify_addCalendar (PortableServer_Servant servant, - const CORBA_char *str_uri, - CORBA_Environment *ev) -{ - AlarmNotify *an; - - an = ALARM_NOTIFY (bonobo_object_from_servant (servant)); - alarm_notify_add_calendar (an, str_uri, TRUE, ev); -} - -/* AlarmNotify::removeCalendar method */ -static void -AlarmNotify_removeCalendar (PortableServer_Servant servant, - const CORBA_char *str_uri, - CORBA_Environment *ev) -{ - AlarmNotify *an; - AlarmNotifyPrivate *priv; - LoadedClient *lc; - EUri *uri; - char *orig_str; - gpointer lc_ptr, orig_str_ptr; - gboolean found; - - an = ALARM_NOTIFY (bonobo_object_from_servant (servant)); - priv = an->priv; - - uri = e_uri_new (str_uri); - if (!uri) { - CORBA_exception_set (ev, CORBA_USER_EXCEPTION, - ex_GNOME_Evolution_Calendar_AlarmNotify_InvalidURI, - NULL); - return; - } - - remove_uri_to_load (uri); - - found = g_hash_table_lookup_extended (priv->uri_client_hash, str_uri, - &orig_str_ptr, - &lc_ptr); - orig_str = orig_str_ptr; - lc = lc_ptr; - - e_uri_free (uri); - - if (!lc) { - CORBA_exception_set (ev, CORBA_USER_EXCEPTION, - ex_GNOME_Evolution_Calendar_AlarmNotify_NotFound, - NULL); - return; - } - - g_assert (lc->refcount > 0); - - lc->refcount--; - if (lc->refcount > 0) - return; - - g_hash_table_remove (priv->uri_client_hash, str_uri); - - g_free (orig_str); - g_signal_handlers_disconnect_matched (lc->client, - G_SIGNAL_MATCH_DATA, - 0, 0, NULL, NULL, lc); - if (lc->timeout_id != -1) - g_source_remove (lc->timeout_id); - alarm_queue_remove_client (lc->client); - g_object_unref (G_OBJECT (lc->client)); - e_uri_free (lc->uri); - g_free (lc); -} - - - -/** - * alarm_notify_new: - * - * Creates a new #AlarmNotify object. - * - * Return value: A newly-created #AlarmNotify, or NULL if its corresponding - * CORBA object could not be created. - **/ -AlarmNotify * -alarm_notify_new (void) -{ - AlarmNotify *an; - - an = g_object_new (TYPE_ALARM_NOTIFY, NULL); - return an; -} - -static gboolean -retry_timeout_cb (gpointer data) -{ - LoadedClient *lc = data; - char *str_uri; - - if (cal_client_get_load_state (lc->client) != CAL_CLIENT_LOAD_LOADED) { - str_uri = e_uri_to_string (lc->uri, FALSE); - cal_client_open_calendar (lc->client, str_uri, FALSE); - - g_free (str_uri); - } - - return FALSE; -} - -static void -cal_opened_cb (CalClient *client, CalClientOpenStatus status, gpointer data) -{ - LoadedClient *lc = (LoadedClient *) data; - - if (status == CAL_CLIENT_OPEN_SUCCESS) { - add_uri_to_load (lc->uri); - alarm_queue_add_client (client); - lc->timeout_id = -1; - } - else { - remove_uri_to_load (lc->uri); - - /* we set a timeout of 5 mins before retrying */ - lc->timeout_id = g_timeout_add (300000, (GSourceFunc) retry_timeout_cb, lc); - } -} - -/** - * alarm_notify_add_calendar: - * @an: An alarm notification service. - * @uri: URI of the calendar to load. - * @load_afterwards: Whether this calendar should be loaded in the future - * when the alarm daemon starts up. - * @ev: CORBA environment for exceptions. - * - * Tells the alarm notification service to load a calendar and start monitoring - * its alarms. It can optionally be made to save the URI of this calendar so - * that it can be loaded in the future when the alarm daemon starts up. - **/ -void -alarm_notify_add_calendar (AlarmNotify *an, const char *str_uri, gboolean load_afterwards, - CORBA_Environment *ev) -{ - AlarmNotifyPrivate *priv; - EUri *uri; - CalClient *client; - LoadedClient *lc; - gpointer lc_ptr, s_ptr; - - g_return_if_fail (an != NULL); - g_return_if_fail (IS_ALARM_NOTIFY (an)); - g_return_if_fail (str_uri != NULL); - g_return_if_fail (ev != NULL); - - priv = an->priv; - - uri = e_uri_new (str_uri); - if (!uri) { - CORBA_exception_set (ev, CORBA_USER_EXCEPTION, - ex_GNOME_Evolution_Calendar_AlarmNotify_InvalidURI, - NULL); - return; - } - - if (g_hash_table_lookup_extended (priv->uri_client_hash, str_uri, &s_ptr, &lc_ptr)) { - lc = lc_ptr; - lc->refcount++; - } else { - client = cal_client_new (); - - if (client) { - /* we only add the URI to load_afterwards if we open it - correctly */ - lc = g_new (LoadedClient, 1); - - g_signal_connect (G_OBJECT (client), "cal_opened", - G_CALLBACK (cal_opened_cb), - lc); - - if (cal_client_open_calendar (client, str_uri, FALSE)) { - lc->client = client; - lc->uri = uri; - lc->refcount = 1; - lc->timeout_id = -1; - g_hash_table_insert (priv->uri_client_hash, - g_strdup (str_uri), lc); - } else { - g_free (lc); - g_object_unref (G_OBJECT (client)); - client = NULL; - } - } else { - e_uri_free (uri); - - CORBA_exception_set (ev, CORBA_USER_EXCEPTION, - ex_GNOME_Evolution_Calendar_AlarmNotify_BackendContactError, - NULL); - return; - } - } -} |