Allow page.HasMenuCurrent() and node.HasMenuCurrent() to proceed with multi-level nested menus

Currently HasMenuCurrent only process the first 2 levels.

hugolib/node.go

@@ -14,10 +14,11 @@
 package hugolib
 
 import (
-	"github.com/spf13/hugo/helpers"
 	"html/template"
 	"sync"
 	"time"
+
+	"github.com/spf13/hugo/helpers"
 )
 
 type Node struct {
@@ -51,6 +52,9 @@ func (n *Node) HasMenuCurrent(menuID string, inme *MenuEntry) bool {
 			if me.IsSameResource(child) {
 				return true
 			}
+			if n.HasMenuCurrent(menuID, child) {
+				return true
+			}
 		}
 	}
 

hugolib/page.go

@@ -626,6 +626,9 @@ func (p *Page) HasMenuCurrent(menu string, me *MenuEntry) bool {
 				if child.IsEqual(m) {
 					return true
 				}
+				if p.HasMenuCurrent(menu, child) {
+					return true
+				}
 			}
 		}
 	}