private void Remove(RosterItem rosterItem)
{
if (_items.ContainsKey(rosterItem.JId)) {
_items.Remove(rosterItem.JId);
RosterChanged.Fire(this, new RosterChangedEventArgs(RosterItemChangedType.Updated, rosterItem));
}
else {
_items.Add(rosterItem.JId, rosterItem);
RosterChanged.Fire(this, new RosterChangedEventArgs(RosterItemChangedType.Added, rosterItem));
}
}
internal RosterChangedEventArgs(RosterItemChangedType changedType, RosterItem rosterItem)
{
RosterItem = rosterItem;
ChangedType = changedType;
}
private void OnRosterInitialResult(IQResponse response)
{
if(response.ResponseType == IQResponseType.Result) {
foreach (var itemElement in response.Content) {
var jid = JId.Parse(itemElement.Attribute("jid").Value);
string name = itemElement.Attribute("name") != null ? itemElement.Attribute("name").Value : null;
var subscriptionType = itemElement.Attribute("subscription") != null ? (RosterItemSubscriptionType)Enum.Parse(typeof(RosterItemSubscriptionType), itemElement.Attribute("subscription").Value, true) : RosterItemSubscriptionType.None;
var rosterItem = new RosterItem(jid, name, subscriptionType);
foreach (var groupElement in itemElement.Descendants(XName.Get("group", Namespace))) {
rosterItem.Groups.Add(groupElement.Value);
}
AddOrUpdate(rosterItem);
}
SendPresence(null, null);
} //TODO: handle error
}
