[evolution-ews] Infrastructure for modifying tasks

[Or Goshen <ogosh src gnome org>]

commit 0148bce613d048606b390d470a81a3419ed3ae6e
Author: Or Goshen <orx goshen intel com>
Date:   Sun Jul 3 13:08:45 2011 +0300

    Infrastructure for modifying tasks

 src/calendar/e-cal-backend-ews.c |   34 +++++++++++++++++++++++++++++++++-
 1 files changed, 33 insertions(+), 1 deletions(-)
---
diff --git a/src/calendar/e-cal-backend-ews.c b/src/calendar/e-cal-backend-ews.c
index 74bdf03..69c895b 100644
--- a/src/calendar/e-cal-backend-ews.c
+++ b/src/calendar/e-cal-backend-ews.c
@@ -1558,7 +1558,7 @@ convert_property_to_updatexml (ESoapMessage *msg, const gchar *name, const gchar
 }
 
 static void
-convert_component_to_updatexml(ESoapMessage *msg, gpointer user_data)
+convert_vevent_component_to_updatexml(ESoapMessage *msg, gpointer user_data)
 {
 	EwsModifyData *modify_data = user_data;
 	icalcomponent *icalcomp = e_cal_component_get_icalcomponent (modify_data->comp);
@@ -1641,6 +1641,38 @@ convert_component_to_updatexml(ESoapMessage *msg, gpointer user_data)
 }
 
 static void
+convert_vtodo_component_to_updatexml (ESoapMessage *msg, gpointer user_data)
+{
+	EwsModifyData *modify_data = user_data;
+	icalcomponent *icalcomp = e_cal_component_get_icalcomponent (modify_data->comp);
+
+	e_ews_message_start_item_change (msg, E_EWS_ITEMCHANGE_TYPE_ITEM,
+					 modify_data->itemid, modify_data->changekey, 0);
+
+	convert_property_to_updatexml  (msg, "Subject", icalcomponent_get_summary(icalcomp), "item", NULL, NULL);
+
+	e_ews_message_end_item_change (msg);
+}
+
+static void
+convert_component_to_updatexml (ESoapMessage *msg, gpointer user_data)
+{
+	EwsModifyData *modify_data = user_data;
+	icalcomponent *icalcomp = e_cal_component_get_icalcomponent (modify_data->comp);
+
+	switch (icalcomponent_isa (icalcomp)) {
+	case ICAL_VEVENT_COMPONENT:
+		convert_vevent_component_to_updatexml (msg, user_data);
+		break;
+	case ICAL_VTODO_COMPONENT:
+		convert_vtodo_component_to_updatexml (msg, user_data);
+		break;
+	default:
+		break;
+	}
+}
+
+static void
 e_cal_backend_ews_modify_object (ECalBackend *backend, EDataCal *cal, EServerMethodContext context,
 				 const gchar *calobj, CalObjModType mod)
 {