SectionHierachicalCatalogPartialRouter_GetPartialVirtualPath.cs

public override PartialRouteData GetPartialVirtualPath(CatalogContentBase content, string language, RouteValueDictionary routeValues,
	RequestContext requestContext)
{
	//Ensure that we don't include the section segment in our Commrece route lookup

	object value;
	bool found = routeValues.TryGetValue(SectionRouteValue, out value);

	//Let's remove our section route value
	routeValues.Remove(SectionRouteValue);

	//Do a lookup via the HierachicalCatalogPartialRouter
	PartialRouteData existing = base.GetPartialVirtualPath(content, language, routeValues, requestContext);

	//Only allow it for Products
	if(!(content is ProductContent))
		return existing;

	if (found)
	{
		//Get the name of our Section Segment
		string sectionName = value as string;

		if (!String.IsNullOrWhiteSpace(sectionName))
		{
			//Only supporting Sections that are included in our list
			if (!this._segments.Contains(sectionName))
				return existing;

			return new PartialRouteData()
			{
				BasePathRoot = existing.BasePathRoot,
				//Append the Segment to our URL
				PartialVirtualPath = String.Format("{0}/{1}", existing.PartialVirtualPath, tabName)
			};
		}
	}

	//Resolve normally in case no Segment was included
	return existing;
}