示例#1
0
static gboolean
write_calendar (const gchar *uid,
                GOutputStream *stream,
                gint dur_type,
                gint dur_value,
                GError **error)
{
	EShell *shell;
	ESource *source;
	ESourceRegistry *registry;
	EClient *client = NULL;
	GSList *objects = NULL;
	icaltimezone *utc;
	time_t start = time (NULL), end;
	icalcomponent *top_level;
	gchar *email = NULL;
	GSList *users = NULL;
	gulong handler_id;
	gboolean success = FALSE;

	utc = icaltimezone_get_utc_timezone ();
	start = time_day_begin_with_zone (start, utc);

	switch (dur_type) {
	case FB_DURATION_DAYS:
		end = time_add_day_with_zone (start, dur_value, utc);
		break;
	default:
	case FB_DURATION_WEEKS:
		end = time_add_week_with_zone (start, dur_value, utc);
		break;
	case FB_DURATION_MONTHS:
		end = time_add_month_with_zone (start, dur_value, utc);
		break;
	}

	shell = e_shell_get_default ();
	registry = e_shell_get_registry (shell);
	source = e_source_registry_ref_source (registry, uid);

	if (source != NULL) {
		EClientCache *client_cache;

		client_cache = e_shell_get_client_cache (shell);
		client = e_client_cache_get_client_sync (client_cache, source, E_SOURCE_EXTENSION_CALENDAR, 30, NULL, error);

		g_object_unref (source);
	} else {
		g_set_error (
			error, E_CAL_CLIENT_ERROR,
			E_CAL_CLIENT_ERROR_NO_SUCH_CALENDAR,
			_("Invalid source UID '%s'"), uid);
	}

	if (client == NULL)
		return FALSE;

	if (e_client_get_backend_property_sync (client, CAL_BACKEND_PROPERTY_CAL_EMAIL_ADDRESS, &email, NULL, NULL)) {
		if (email && *email)
			users = g_slist_append (users, email);
	}

	top_level = e_cal_util_new_top_level ();

	handler_id = g_signal_connect (
		client, "free-busy-data",
		G_CALLBACK (free_busy_data_cb), &objects);

	success = e_cal_client_get_free_busy_sync (
		E_CAL_CLIENT (client), start, end, users, NULL, error);

	if (handler_id > 0)
		g_signal_handler_disconnect (client, handler_id);

	if (success) {
		gchar *ical_string;
		GSList *iter;
		gboolean done = FALSE;

		/* This is to workaround broken dispatch of "free-busy-data" signal,
		 * introduced in 3.8.0. This code can be removed once the below bug is
		 * properly fixed: https://bugzilla.gnome.org/show_bug.cgi?id=692361
		*/
		while (!done) {
			g_usleep (G_USEC_PER_SEC / 10);
			done = !g_main_context_iteration (NULL, FALSE);
		}

		for (iter = objects; iter; iter = iter->next) {
			ECalComponent *comp = iter->data;
			icalcomponent *icalcomp = icalcomponent_new_clone (e_cal_component_get_icalcomponent (comp));
			icalcomponent_add_component (top_level, icalcomp);
		}

		ical_string = icalcomponent_as_ical_string_r (top_level);

		success = g_output_stream_write_all (
			stream, ical_string,
			strlen (ical_string),
			NULL, NULL, error);

		e_cal_client_free_ecalcomp_slist (objects);
		g_free (ical_string);
	}

	if (users)
		g_slist_free (users);

	g_free (email);
	g_object_unref (client);
	icalcomponent_free (top_level);

	return success;
}
示例#2
0
static gboolean
write_calendar (gchar *uid, ESourceList *source_list, GOutputStream *stream)
{
	ESource *source;
	ECal *client = NULL;
	GError *error = NULL;
	GList *objects;
	icaltimezone *utc;
	time_t start = time(NULL), end;
	icalcomponent *top_level;
	char *email = NULL;
	GList *users = NULL;
	gboolean res = FALSE;

	utc = icaltimezone_get_utc_timezone ();
	start = time_day_begin_with_zone (start, utc);
	end = time_add_week_with_zone (start, 6, utc);

	source = e_source_list_peek_source_by_uid (source_list, uid);
	if (source)
		client = auth_new_cal_from_source (source, E_CAL_SOURCE_TYPE_EVENT);
	if (!client) {
		g_warning (G_STRLOC ": Could not publish calendar: Calendar backend no longer exists");
		return FALSE;
	}

	if (!e_cal_open (client, TRUE, &error)) {
		if (error) {
			g_warning ("%s", error->message);
			g_error_free (error);
		}
		g_object_unref (client);
		return FALSE;
	}

	if (e_cal_get_cal_address (client, &email, &error)) {
		if (email && *email)
			users = g_list_append (users, email);
	}

	top_level = e_cal_util_new_top_level ();
	error = NULL;

	if (e_cal_get_free_busy (client, users, start, end, &objects, &error)) {
		char *ical_string;

		while (objects) {
			ECalComponent *comp = objects->data;
			icalcomponent *icalcomp = e_cal_component_get_icalcomponent (comp);
			icalcomponent_add_component (top_level, icalcomp);
			objects = g_list_remove (objects, comp);
		}

		ical_string = icalcomponent_as_ical_string (top_level);
		res = g_output_stream_write_all (stream, ical_string, strlen (ical_string), NULL, NULL, &error);

		g_free (ical_string);
	}

	if (users)
		g_list_free (users);

	g_free (email);
	g_object_unref (client);

	if (error) {
		g_warning ("%s", error->message);
		g_error_free (error);
	}

	return res;
}
示例#3
0
static gboolean
write_calendar (const gchar *uid,
                GOutputStream *stream,
                gint dur_type,
                gint dur_value,
                GError **error)
{
	EShell *shell;
	ESource *source;
	ESourceRegistry *registry;
	EClient *client = NULL;
	GSList *objects = NULL;
	icaltimezone *utc;
	time_t start = time (NULL), end;
	icalcomponent *top_level;
	gchar *email = NULL;
	GSList *users = NULL;
	gboolean success = FALSE;

	utc = icaltimezone_get_utc_timezone ();
	start = time_day_begin_with_zone (start, utc);

	switch (dur_type) {
	case FB_DURATION_DAYS:
		end = time_add_day_with_zone (start, dur_value, utc);
		break;
	default:
	case FB_DURATION_WEEKS:
		end = time_add_week_with_zone (start, dur_value, utc);
		break;
	case FB_DURATION_MONTHS:
		end = time_add_month_with_zone (start, dur_value, utc);
		break;
	}

	shell = e_shell_get_default ();
	registry = e_shell_get_registry (shell);
	source = e_source_registry_ref_source (registry, uid);

	if (source != NULL) {
		EClientCache *client_cache;

		client_cache = e_shell_get_client_cache (shell);
		client = e_client_cache_get_client_sync (client_cache, source, E_SOURCE_EXTENSION_CALENDAR, 30, NULL, error);

		g_object_unref (source);
	} else {
		g_set_error (
			error, E_CAL_CLIENT_ERROR,
			E_CAL_CLIENT_ERROR_NO_SUCH_CALENDAR,
			_("Invalid source UID “%s”"), uid);
	}

	if (client == NULL)
		return FALSE;

	if (e_client_get_backend_property_sync (client, CAL_BACKEND_PROPERTY_CAL_EMAIL_ADDRESS, &email, NULL, NULL)) {
		if (email && *email)
			users = g_slist_append (users, email);
	}

	top_level = e_cal_util_new_top_level ();

	success = e_cal_client_get_free_busy_sync (
		E_CAL_CLIENT (client), start, end, users, &objects, NULL, error);

	if (success) {
		gchar *ical_string;
		GSList *iter;

		for (iter = objects; iter; iter = iter->next) {
			ECalComponent *comp = iter->data;
			icalcomponent *icalcomp = icalcomponent_new_clone (e_cal_component_get_icalcomponent (comp));
			icalcomponent_add_component (top_level, icalcomp);
		}

		ical_string = icalcomponent_as_ical_string_r (top_level);

		success = g_output_stream_write_all (
			stream, ical_string,
			strlen (ical_string),
			NULL, NULL, error);

		e_cal_client_free_ecalcomp_slist (objects);
		g_free (ical_string);
	}

	if (users)
		g_slist_free (users);

	g_free (email);
	g_object_unref (client);
	icalcomponent_free (top_level);

	return success;
}