This provider ables to remove navigation from Cities list and add items from Members list.
CustomNavigationDataProvide.cs
namespace SiteGroup.WebControls
{
public class CustomNavigationDataProvider : PortalSiteMapProvider
{
public override System.Web.SiteMapNodeCollection GetChildNodes(System.Web.SiteMapNode node)
{
PortalSiteMapNode portalNode = (PortalSiteMapNode)node;
SPQuery query = new SPQuery() { Query = "" };
// Remove nodes wich include in "Cities" list
SiteMapNodeCollection nodeCities = this.GetCachedListItemsByQuery(
portalNode.WebNode, "Cities", query, SPContext.Current.Web);
foreach (SiteMapNode nodeCity in nodeCities)
{
for (int nNodeIndex = coll.Count - 1; nNodeIndex >= 0; nNodeIndex--)
{
if (coll[nNodeIndex].Title == nodeCity.Title)
{
coll.RemoveAt(nNodeIndex);
}
}
}
// Add nodes to Members node
if (node.Title == "Members")
{
// PortalSiteMapNode portalNode = (PortalSiteMapNode)node;
//SPQuery query = new SPQuery() { Query = "" };
SiteMapNodeCollection listItemNodes = this.GetCachedListItemsByQuery(
portalNode.WebNode, "Members", query, SPContext.Current.Web);
coll = new SiteMapNodeCollection(listItemNodes.Count);
SPWeb web = SPContext.Current.Site.RootWeb;
Guid guidBank = web.Lists["Members"].ID;
foreach (PortalListItemSiteMapNode nodeList in listItemNodes)
{
PortalSiteMapNode nodeNew = new PortalSiteMapNode(
portalNode.WebNode,
string.Format("{0}_add", nodeList.Key),
Microsoft.SharePoint.Publishing.NodeTypes.ListItem,
nodeList.Url,
nodeList.Title,
nodeList.Description);
coll.Add(nodeNew);
}
return coll;
}
return coll;
}
}
}
Creating Navigation module
<Elements xmlns="http://schemas.microsoft.com/sharepoint/">
<Control
Id="TopNavigationDataSource"
Sequence="40"
ControlClass="Microsoft.SharePoint.Publishing.Navigation.PortalSiteMapDataSourceSwitch"
ControlAssembly="Microsoft.SharePoint.Publishing, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c">
<Property Name="ID">topSiteMap</Property>
<Property Name="SiteMapProvider">CustomNavigationDataProvider</Property>
<Property Name="EnableViewState">false</Property>
<Property Name="StartFromCurrentNode">true</Property>
<Property Name="ShowStartingNode">true</Property>
<Property Name="TreatStartingNodeAsCurrent">true</Property>
<Property Name="TrimNonCurrentTypes">Heading</Property>
</Control>
</Elements>
web.config registration
<actions>
<add path="configuration/system.web/siteMap/providers">
<add name="LifeGlobalNavSiteMapProvider" description="" type="SiteGroup.WebControls.CustomNavigationDataProvider, SiteGroup, Version=1.0.0.0, Culture=neutral, PublicKeyToken=ce31f39e24cadf59" NavigationType="Combined" EncodeOutput="true" />
</add>
</actions>
You need to activate feature with Navigation module.
