[evolution-ews] Pull Tasks items for server and show them in Evo. Only Id and Subject properties supported at this p

[Pavel Ocheretny <pocheretny src gnome org>]

commit 182ecf30b0c255e06f836e8f649af166c2978bb3
Author: Pavel Ocheretny <pocheretny src gnome org>
Date:   Wed Jun 29 08:25:16 2011 +0300

    Pull Tasks items for server and show them in Evo.
    Only Id and Subject properties supported at this point
    primly because they already fetched into EEwsItem. More properties is coming.

 src/calendar/e-cal-backend-ews.c |   86 +++++++++++++++++++++++++------------
 1 files changed, 58 insertions(+), 28 deletions(-)
---
diff --git a/src/calendar/e-cal-backend-ews.c b/src/calendar/e-cal-backend-ews.c
index 1b243df..43888cd 100644
--- a/src/calendar/e-cal-backend-ews.c
+++ b/src/calendar/e-cal-backend-ews.c
@@ -2205,21 +2205,30 @@ add_item_to_cache (ECalBackendEws *cbews, EEwsItem *item, gchar *uid)
 
 	kind = e_cal_backend_get_kind ((ECalBackend *) cbews);
 	priv = cbews->priv;
-	mime_content = e_ews_item_get_mime_content (item);
-	vcomp = icalparser_parse_string (mime_content);
 
-	/* Add the timezone */
-	vtimezone = icalcomponent_get_first_component (vcomp, ICAL_VTIMEZONE_COMPONENT);
-	if (vtimezone) {
-		icaltimezone *zone;
+	if (e_ews_item_get_item_type(item)==E_EWS_ITEM_TYPE_TASK){
+		icalproperty *icalprop;
+		vcomp = icalcomponent_new(ICAL_VCALENDAR_COMPONENT);
+		icalcomp = icalcomponent_new(ICAL_VTODO_COMPONENT);
+		icalprop = icalproperty_new_summary(e_ews_item_get_subject(item));
+		icalcomponent_add_property(icalcomp, icalprop);
+		icalcomponent_add_component(vcomp,icalcomp);
+	} else {
+		mime_content = e_ews_item_get_mime_content (item);
+		vcomp = icalparser_parse_string (mime_content);
 
-		zone = icaltimezone_new ();
-		icaltimezone_set_component (zone, icalcomponent_new_clone (vtimezone));
-		e_cal_backend_store_put_timezone (priv->store, zone);
+		/* Add the timezone */
+		vtimezone = icalcomponent_get_first_component (vcomp, ICAL_VTIMEZONE_COMPONENT);
+		if (vtimezone) {
+			icaltimezone *zone;
 
-		icaltimezone_free (zone, TRUE);
-	}
+			zone = icaltimezone_new ();
+			icaltimezone_set_component (zone, icalcomponent_new_clone (vtimezone));
+			e_cal_backend_store_put_timezone (priv->store, zone);
 
+			icaltimezone_free (zone, TRUE);
+		}
+	}
 	/* Vevent or Vtodo */
 	icalcomp = icalcomponent_get_first_component (vcomp, kind);
 	if (icalcomp) {
@@ -2270,7 +2279,7 @@ add_item_to_cache (ECalBackendEws *cbews, EEwsItem *item, gchar *uid)
 
 		/* Free/Busy */
 		freebusy = icalcomponent_get_first_property (icalcomp, ICAL_TRANSP_PROPERTY);
-		if (!freebusy) {
+		if (!freebusy && (e_ews_item_get_item_type(item)!=E_EWS_ITEM_TYPE_TASK)) {
 			/* Busy by default */
 			freebusy = icalproperty_new_transp(ICAL_TRANSP_OPAQUE);
 			icalcomponent_add_property (icalcomp, freebusy);
@@ -2429,11 +2438,11 @@ ews_cal_sync_items_ready_cb (GObject *obj, GAsyncResult *res, gpointer user_data
 	ECalBackendEws *cbews;
 	ECalBackendEwsPrivate *priv;
 	GSList *items_created = NULL, *items_updated = NULL;
-	GSList *items_deleted = NULL, *l[2], *m, *cal_item_ids = NULL;
+	GSList *items_deleted = NULL, *l[2], *m, *cal_item_ids = NULL, *task_item_ids = NULL;
 	gchar *sync_state = NULL;
 	gboolean includes_last_item;
 	GError *error = NULL;
-	struct _ews_sync_data *sync_data;
+	struct _ews_sync_data *sync_data = NULL;
 	gint i;
 
 	cnc = (EEwsConnection *) obj;
@@ -2492,7 +2501,8 @@ ews_cal_sync_items_ready_cb (GObject *obj, GAsyncResult *res, gpointer user_data
 			id = e_ews_item_get_id (item);
 			if (type == E_EWS_ITEM_TYPE_CALENDAR_ITEM)
 				cal_item_ids = g_slist_append (cal_item_ids, g_strdup (id->id));
-
+			else if (type == E_EWS_ITEM_TYPE_TASK)
+				task_item_ids = g_slist_append (task_item_ids, g_strdup (id->id));
 			g_object_unref (item);
 		}
 	}
@@ -2513,7 +2523,7 @@ ews_cal_sync_items_ready_cb (GObject *obj, GAsyncResult *res, gpointer user_data
 	}
 	e_cal_backend_store_thaw_changes (priv->store);
 
-	if (!cal_item_ids && !includes_last_item) {
+	if (!cal_item_ids && !task_item_ids && !includes_last_item) {
 		e_cal_backend_store_put_key_value (priv->store, SYNC_KEY, sync_state);
 		e_ews_connection_sync_folder_items_start
 						(g_object_ref (priv->cnc), EWS_PRIORITY_MEDIUM,
@@ -2526,19 +2536,35 @@ ews_cal_sync_items_ready_cb (GObject *obj, GAsyncResult *res, gpointer user_data
 		goto exit;
 	}
 
-	if (!cal_item_ids)
-		goto exit;
+	if (cal_item_ids || task_item_ids) {
+		sync_data = g_new0 (struct _ews_sync_data, 1);
+		sync_data->cbews = cbews;
+		sync_data->sync_state = sync_state;
+		sync_data->sync_pending = !includes_last_item;
+	}
+
+	if (cal_item_ids)
+		e_ews_connection_get_items_start (g_object_ref (cnc),
+						  EWS_PRIORITY_MEDIUM,
+						  cal_item_ids,
+						  "IdOnly",
+						  "item:Attachments item:HasAttachments item:MimeContent calendar:ModifiedOccurrences calendar:RequiredAttendees calendar:OptionalAttendees",
+						  FALSE, NULL,
+						  ews_cal_get_items_ready_cb,
+						  NULL, NULL, NULL,
+						  (gpointer) sync_data);
+
+	if (task_item_ids)
+		e_ews_connection_get_items_start (g_object_ref (cnc), EWS_PRIORITY_MEDIUM,
+						  task_item_ids,
+						  "Default",
+						  NULL,
+						  FALSE,
+						  NULL,
+						  ews_cal_get_items_ready_cb,
+						  NULL, NULL, NULL,
+						  (gpointer) sync_data);
 
-	sync_data = g_new0 (struct _ews_sync_data, 1);
-	sync_data->cbews = cbews;
-	sync_data->sync_state = sync_state;
-	sync_data->sync_pending = !includes_last_item;
-
-	e_ews_connection_get_items_start	(g_object_ref (cnc), EWS_PRIORITY_MEDIUM,
-						 cal_item_ids,
-						 "IdOnly", "item:Attachments item:HasAttachments item:MimeContent calendar:ModifiedOccurrences calendar:RequiredAttendees calendar:OptionalAttendees",
-						 FALSE, NULL, ews_cal_get_items_ready_cb, NULL, NULL, NULL,
-						 (gpointer) sync_data);
 
 exit:
 	g_object_unref (cnc);
@@ -2546,6 +2572,10 @@ exit:
 		g_slist_foreach (cal_item_ids, (GFunc) g_free, NULL);
 		g_slist_free (cal_item_ids);
 	}
+	if (task_item_ids) {
+		g_slist_foreach (task_item_ids, (GFunc) g_free, NULL);
+		g_slist_free (task_item_ids);
+	}
 
 	if (items_created)
 		g_slist_free (items_created);