private StringBuilder RenderedItems(List <BootStrapMenuItem> menuItems, string currentUrl, bool isRoot)
{
var html = new StringBuilder();
foreach (BootStrapMenuItem item in menuItems)
{
BootStrapParentItem parentItem = item as BootStrapParentItem;
// Is this the active menu item
// TODO Make selecting current menu item more reliable
if (currentUrl.Equals(item.NavigateToUrl, StringComparison.InvariantCultureIgnoreCase))
{
item.IsActive = true;
}
if (item.HasPermission || parentItem != null)
{
if (parentItem != null)
{
StringBuilder menuChildItems = new StringBuilder();
bool isActive = false;
bool isChildItemsAdded = false;
// Now add all the children
for (int index = 0; index < parentItem.Children.Count; index++)
{
BootStrapMenuItem itemChild = parentItem.Children[index];
if (!itemChild.IsDivider &&
currentUrl.Equals(itemChild.NavigateToUrl, StringComparison.InvariantCultureIgnoreCase))
{
itemChild.IsActive = true;
isActive = true;
}
if (itemChild.HasPermission)
{
if (itemChild is BootStrapParentItem)
{
var itemAsParent = ((BootStrapParentItem)itemChild);
var subMenuItems = RenderedItems(itemAsParent.Children, currentUrl, false /*isRoot*/);
if (subMenuItems.Length > 0)
{
menuChildItems.AppendFormat(SubMenu, itemAsParent.Class ?? String.Empty, itemAsParent.Text, subMenuItems);
isChildItemsAdded = true;
}
}
else if (itemChild.IsDivider)
{
// Only add a divider if items above or below the divider are being shown
if (index > 0 && (index - 1) < parentItem.Children.Count)
{
if (parentItem.Children[index - 1].HasPermission &&
parentItem.Children[index + 1].HasPermission)
{
menuChildItems.AppendLine(Divider);
}
}
}
else if (string.IsNullOrEmpty(this.GetFullyQualifiedPath(itemChild.NavigateToUrl)))
{
menuChildItems.AppendFormat(GroupLink, itemChild.Text);
isChildItemsAdded = true;
}
else
{
menuChildItems.AppendFormat(MenuLink, itemChild.IsActive ? "active" : string.Empty,
this.GetFullyQualifiedPath(itemChild.NavigateToUrl), itemChild.Text,
itemChild.Class != "" ? "class=\"" + itemChild.Class + "\"" : "",
!String.IsNullOrWhiteSpace(itemChild.id) ? "id=\"" + itemChild.id + "\" " : "");
isChildItemsAdded = true;
}
}
}
if (item.HasPermission && isChildItemsAdded)
{
if (isRoot)
{
html.AppendLine(isActive ?
"<li class=\"dropdown active\">"
: "<li class=\"dropdown\">");
html.AppendFormat(DropDownLink, parentItem.Class ?? String.Empty, item.Text);
html.AppendLine("<ul class=\"dropdown-menu\">");
html.AppendLine(menuChildItems.ToString());
html.AppendLine("</ul></li>");
}
else
{
// TODO Do we need to inject the active class?
html.AppendFormat(SubMenu, parentItem.Class ?? String.Empty, item.Text, menuChildItems);
}
}
}
else
{
html.AppendFormat(MenuLink, item.IsDivider ? "divider" : item.IsActive ? "active" : string.Empty,
this.GetFullyQualifiedPath(item.NavigateToUrl), item.Text,
item.Class != "" ? "class=\"" + item.Class + "\"" : "",
!String.IsNullOrWhiteSpace(item.id) ? "id=\"" + item.id + "\" " : "");
}
}
}
return(html);
}
/// <summary>
/// Adds a boot strap menu item
/// </summary>
/// <param name="bootStrapMenuItem">
/// The boot strap menu item.
/// </param>
/// <returns>
/// Returns the index of the added item
/// </returns>
public int Add(BootStrapMenuItem bootStrapMenuItem)
{
this.bootStrapMenuItems.Add(bootStrapMenuItem);
return(this.bootStrapMenuItems.Count - 1);
}