Added the new file process-meeting.c and widgets/misc to include headers.

2005-07-23  Chenthill Palanisamy  <pchenthill@novell.com>

* Makefile.am: Added the new file process-meeting.c
and widgets/misc to include headers.
* org-gnome-groupwise-features.eplug.xml: Added the
hook for processing meetings.
* org-gnome-shared-folder.errors.xml: Added the message
for asking for error

svn path=/trunk/; revision=29870

1 files changed, 281 insertions, 0 deletions

diff --git a/plugins/groupwise-features/process-meeting.c b/plugins/groupwise-features/process-meeting.c
new file mode 100644
index 0000000000..424d8edeba
--- /dev/null
+++ b/plugins/groupwise-features/process-meeting.c
@@ -0,0 +1,281 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
+ *
+ *  Authors: Chenthill Palanisamy (pchenthill@novell.com)
+ *
+ *  Copyright 2004 Novell, Inc. (www.novell.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 Street #330, Boston, MA 02111-1307, USA.
+ *
+ */
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <string.h>
+#include <libgnome/gnome-i18n.h>
+#include <gtk/gtk.h>
+#include <calendar/gui/e-cal-popup.h>
+#include <calendar/gui/e-calendar-view.h>
+#include <calendar/gui/itip-utils.h>
+#include <e-util/e-error.h>
+#include <libecal/e-cal.h>
+
+
+typedef struct {
+	ECal *ecal;
+	icalcomponent *icalcomp;
+} ReceiveData;
+
+ECalendarView *c_view;
+
+void org_gnome_accept(EPlugin *ep, ECalPopupTargetSelect *target);
+static void on_accept_meeting (EPopup *ep, EPopupItem *pitem, void *data);
+static void on_accept_meeting_tentative (EPopup *ep, EPopupItem *pitem, void *data);
+static void on_decline_meeting (EPopup *ep, EPopupItem *pitem, void *data);
+
+static EPopupItem popup_items[] = {
+{ E_POPUP_ITEM, "41.accept", N_("Accept"), on_accept_meeting, NULL, GTK_STOCK_APPLY, 0, E_CAL_POPUP_SELECT_NOTEDITING | E_CAL_POPUP_SELECT_MEETING | E_CAL_POPUP_SELECT_ACCEPTABLE},
+{ E_POPUP_ITEM, "42.accept", N_("Accept Tentatively"), on_accept_meeting_tentative, NULL, GTK_STOCK_DIALOG_QUESTION, 0, E_CAL_POPUP_SELECT_NOTEDITING | E_CAL_POPUP_SELECT_MEETING | E_CAL_POPUP_SELECT_ACCEPTABLE},
+{ E_POPUP_ITEM, "43.decline", N_("Decline"), on_decline_meeting, NULL, GTK_STOCK_CANCEL, 0, E_CAL_POPUP_SELECT_NOTEDITING | E_CAL_POPUP_SELECT_MEETING}
+};
+
+static void 
+popup_free (EPopup *ep, GSList *items, void *data)
+{
+	g_slist_free (items);
+	items = NULL;
+}
+
+void 
+org_gnome_accept (EPlugin *ep, ECalPopupTargetSelect *target)
+{
+	GSList *menus = NULL;
+	GList *selected;
+	int i = 0;
+	static int first = 0;
+	const char *uri = NULL;
+	ECalendarView *cal_view = E_CALENDAR_VIEW (target->target.widget);
+
+	c_view = cal_view;
+	selected = e_calendar_view_get_selected_events (cal_view);
+	if (selected) {
+		ECalendarViewEvent *event = (ECalendarViewEvent *) selected->data;
+
+		uri = e_cal_get_uri (event->comp_data->client);
+	} else
+		return;
+
+	if (!uri)
+		return;
+
+	if (! g_strrstr (uri, "groupwise://"))
+		return ;
+
+	/* for translation*/
+	if (!first) {
+		popup_items[0].label =  _(popup_items[0].label);
+	}
+
+	first++;
+
+	for (i = 0; i < sizeof (popup_items) / sizeof (popup_items[0]); i++)
+		menus = g_slist_prepend (menus, &popup_items[i]);
+
+	e_popup_add_items (target->target.popup, menus, NULL, popup_free, NULL);
+}
+
+static void
+finalize_receive_data (ReceiveData *r_data)
+{
+	if (r_data->ecal) {
+		g_object_unref (r_data->ecal);
+		r_data->ecal = NULL;
+	}
+
+	if (r_data->ecal) {
+		icalcomponent_free (r_data->icalcomp);
+		r_data->icalcomp = NULL;
+	}
+
+	g_free (r_data);
+}
+
+static gboolean
+receive_objects (gpointer data)
+{
+	GError *error = NULL;
+	ReceiveData *r_data = data;
+	
+	
+	icalcomponent_set_method (r_data->icalcomp, ICAL_METHOD_REQUEST);
+
+	if (!e_cal_receive_objects (r_data->ecal, r_data->icalcomp, &error)) {
+		/* FIXME show an error dialog */
+		g_error_free (error);
+	}
+
+	finalize_receive_data (r_data);
+	return TRUE;
+}
+
+static icalproperty *
+find_attendee (icalcomponent *ical_comp, const char *address)
+{
+	icalproperty *prop;
+
+	if (address == NULL)
+		return NULL;
+
+	for (prop = icalcomponent_get_first_property (ical_comp, ICAL_ATTENDEE_PROPERTY);
+	     prop != NULL;
+	     prop = icalcomponent_get_next_property (ical_comp, ICAL_ATTENDEE_PROPERTY)) {
+		icalvalue *value;
+		const char *attendee;
+		char *text;
+
+		value = icalproperty_get_value (prop);
+		if (!value)
+			continue;
+
+		attendee = icalvalue_get_string (value);
+
+		text = g_strdup (itip_strip_mailto (attendee));
+		text = g_strstrip (text);
+		if (!g_strcasecmp (address, text)) {
+			g_free (text);
+			break;
+		}
+		g_free (text);
+	}
+	
+	return prop;
+}
+static void
+change_status (icalcomponent *ical_comp, const char *address, icalparameter_partstat status)
+{
+	icalproperty *prop;
+
+	prop = find_attendee (ical_comp, address);
+	if (prop) {
+		icalparameter *param;
+
+		icalproperty_remove_parameter (prop, ICAL_PARTSTAT_PARAMETER);
+		param = icalparameter_new_partstat (status);
+		icalproperty_add_parameter (prop, param);
+	} else {
+		icalparameter *param;
+
+		prop = icalproperty_new_attendee (address);
+		icalcomponent_add_property (ical_comp, prop);
+
+		param = icalparameter_new_role (ICAL_ROLE_OPTPARTICIPANT);
+		icalproperty_add_parameter (prop, param);
+
+		param = icalparameter_new_partstat (status);
+		icalproperty_add_parameter (prop, param);
+	}
+}
+
+static void 
+process_meeting (ECalendarView *cal_view, icalparameter_partstat status)
+{
+	GList *selected;
+	icalcomponent *clone;
+
+	selected = e_calendar_view_get_selected_events (cal_view);
+	if (selected) {
+		ECalendarViewEvent *event = (ECalendarViewEvent *) selected->data;
+		ECalComponent *comp = e_cal_component_new ();
+		ReceiveData *r_data = g_new0 (ReceiveData, 1);
+		gboolean recurring = FALSE;
+		GThread *thread = NULL;
+		GError *error = NULL;
+		char *address = NULL;
+		
+		e_cal_component_set_icalcomponent (comp, icalcomponent_new_clone (event->comp_data->icalcomp));
+		address = itip_get_comp_attendee (comp, event->comp_data->client);
+
+		if (e_cal_component_has_recurrences (comp) || e_cal_component_is_instance (comp))
+			recurring = TRUE;
+
+		/* Free comp */
+		g_object_unref (comp);
+		comp = NULL;
+		
+		clone = icalcomponent_new_clone (event->comp_data->icalcomp);
+		change_status (clone, address, status);
+
+		r_data->ecal = g_object_ref (event->comp_data->client);
+		r_data->icalcomp = clone;
+
+		if (recurring) {
+			gint response;
+			const char *arg;
+
+			if (status == ICAL_PARTSTAT_ACCEPTED || status == ICAL_PARTSTAT_TENTATIVE)
+				arg = "accept";
+			else
+				arg = "decline";
+
+			response = e_error_run (NULL, "org.gnome.evolution.mail_shared_folder:recurrence", arg, NULL);
+			if (response == GTK_RESPONSE_YES) {
+				icalproperty *prop;
+				const char *uid = icalcomponent_get_uid (r_data->icalcomp);
+
+				prop = icalproperty_new_x ("All");	
+				icalproperty_set_x_name (prop, "X-GW-RECUR-INSTANCES-MOD-TYPE");
+				icalcomponent_add_property (r_data->icalcomp, prop);
+
+				prop = icalproperty_new_x (uid);	
+				icalproperty_set_x_name (prop, "X-GW-RECURRENCE-KEY");
+				icalcomponent_add_property (r_data->icalcomp, prop);
+
+			} else if (response == GTK_RESPONSE_CANCEL) {
+				finalize_receive_data (r_data);
+				return;
+			}
+		}
+
+		thread = g_thread_create ((GThreadFunc) receive_objects, r_data , FALSE, &error);
+		if (!thread) {
+			g_warning (G_STRLOC ": %s", error->message);
+			g_error_free (error);
+		}
+	}
+}
+
+/*FIXME the data does not give us the ECalendarView object. 
+  we should remove the global c_view variable once we get it from the data*/
+static void
+on_accept_meeting (EPopup *ep, EPopupItem *pitem, void *data)
+{
+	ECalendarView *cal_view = c_view;
+
+	process_meeting (cal_view, ICAL_PARTSTAT_ACCEPTED);
+}
+static void
+on_accept_meeting_tentative (EPopup *ep, EPopupItem *pitem, void *data)
+{
+	ECalendarView *cal_view = c_view;
+
+	process_meeting (cal_view, ICAL_PARTSTAT_TENTATIVE);
+}
+
+static void
+on_decline_meeting (EPopup *ep, EPopupItem *pitem, void *data)
+{
+	ECalendarView *cal_view = c_view;
+
+	process_meeting (cal_view, ICAL_PARTSTAT_DECLINED);
+}