show some bigger projects from submenus in the main project list as well

input/projects/3d-printing/i3-am8.md

@@ -1,6 +1,7 @@
 title: i3 CoreXZ AM8
 description: Rebuild of my i3 clone with aluminium extrusions, CoreXZ, Klipper
 parent: 3d-printing
+second_parent: projects
 position: 10
 date: 2022-10-08
 update: 2023-09-03

input/projects/3d-printing/octotray.md

@@ -1,6 +1,7 @@
 title: OctoTray
 description: PyQt tray application to control OctoPrint/Moonraker
 parent: 3d-printing
+second_parent: projects
 position: 50
 comments: true
 git: https://git.xythobuz.de/thomas/OctoTray

input/projects/input_devices/trackball_v1.md

@@ -1,6 +1,7 @@
 title: Trackball
 description: 3D printed mouse replacement with Raspberry Pi Pico and PMW3360
 parent: input_devices
+second_parent: projects
 git: https://git.xythobuz.de/thomas/Trackball
 github: https://github.com/xythobuz/Trackball
 date: 2023-02-12

input/projects/smarthome/lora_sml.md

@@ -1,6 +1,7 @@
 title: Smart Meter Bridge
 description: Reading SML power meter data transmitted via LoRa
 parent: smarthome
+second_parent: projects
 position: 150
 git: https://git.xythobuz.de/thomas/esp-env
 github: https://github.com/xythobuz/esp-env

macros.py

@@ -271,7 +271,7 @@ def printBlogMenu(year_min=None, year_max=None):
     print("</ul>")
 
 def printProjectsMenu():
-    # prints all pages with parent 'projects' or 'stuff'.
+    # prints all pages with parent or second_parent 'projects' or 'stuff'.
     # first the ones without date, sorted by position.
     # this first section includes sub-headings for children
     # in a hidden div, expanding when clicking the description.
@@ -282,7 +282,7 @@ def printProjectsMenu():
     # select pages without date
     dpages = [p for p in enpages if p.get("date", "") == ""]
     # only those that have a parent in ['projects', 'stuff']
-    mpages = [p for p in dpages if any(x in p.get("parent", "") for x in [ 'projects', 'stuff' ])]
+    mpages = [p for p in dpages if any((x in p.get("parent", "")) or (x in p.get("second_parent", "")) for x in [ 'projects', 'stuff' ])]
     # sort by position
     mpages.sort(key=lambda p: [int(p.get("position", "999"))])
 
@@ -312,7 +312,7 @@ def printProjectsMenu():
     # slect pages with a date
     dpages = [p for p in enpages if p.get("date", "") != ""]
     # only those that have a parent in ['projects', 'stuff']
-    mpages = [p for p in dpages if any(x in p.get("parent", "") for x in [ 'projects', 'stuff' ])]
+    mpages = [p for p in dpages if any((x in p.get("parent", "")) or (x in p.get("second_parent", "")) for x in [ 'projects', 'stuff' ])]
     # sort by date
     mpages.sort(key=lambda p: [p.get("date", "9999-01-01")], reverse = True)