protected void OnDelete(object sender, EventArgs e)
{
if (_currentNode != null)
{
_eWeb.AllowUnsafeUpdates = true;
_eWeb.Update();
SPNavigationNode eNode = _eWeb.Navigation.GetNodeById(_currentNode.Id);
// delete the ids from the
// respective app items first
switch (_nodeType)
{
case "topnav":
appHelper.DeleteAppTopNav(_appId, eNode.Id);
break;
case "quiklnch":
appHelper.DeleteAppQuickLaunch(_appId, eNode.Id);
break;
default:
break;
}
eNode.Delete();
ClearCache();
}
Redirect();
}
internal static void UpdateNodeLink(string url, int appId, SPNavigationNode node, SPWeb spWeb,
out string message,
out MessageKind messageKind)
{
spWeb.AllowUnsafeUpdates = true;
messageKind = MessageKind.SUCCESS;
SPList spList = spWeb.Lists.TryGetList("Installed Applications");
if (spList != null)
{
message = string.Format(@"Node: {0}, New URL: {1}, Old URL: {2}", node.Title, url, node.Url);
var newNode = new SPNavigationNode(node.Title, url, node.IsExternal);
SPNavigationNode prevNode = null;
foreach (SPNavigationNode siblingNode in spWeb.Navigation.QuickLaunch.Cast <SPNavigationNode>()
.TakeWhile(siblingNode => siblingNode.Id != node.Id))
{
prevNode = siblingNode;
}
if (prevNode == null)
{
spWeb.Navigation.QuickLaunch.AddAsLast(newNode);
}
else
{
spWeb.Navigation.QuickLaunch.Add(newNode, prevNode);
}
node.Delete();
SPListItem spListItem = spList.GetItemById(appId);
string nodes = (spListItem["QuickLaunch"] ?? string.Empty).ToString()
.Replace(node.Id.ToString(CultureInfo.InvariantCulture),
newNode.Id.ToString(CultureInfo.InvariantCulture));
if (!nodes.Contains("," + newNode.Id))
{
nodes += "," + newNode.Id;
}
spListItem["QuickLaunch"] = nodes;
spListItem.SystemUpdate();
API.Applications.CreateQuickLaunchXML(spListItem.ID, spWeb);
spWeb.AllowUnsafeUpdates = false;
spWeb.Update();
}
else
{
throw new Exception("Cannot find the Installed Applications list.");
}
}
public void Delete()
{
m_navigationNode.Delete();
}