Print OneNote structure

onenote-printall.ps1

function printAll($hierarchy, $indent_level){
  foreach ($item in $hierarchy.ChildNodes){
    printName $item $indent_level $False
  }
}

function printName($items, [int]$indent_level, [bool]$printID){
  $indent = "`t" * $indent_level
  
  foreach($item in $items){
    if ($printID){
      $item_id = "`t" + $item.ID
    }
    else{
      $item_id = ""
    }

    Write-Host ($indent + $item.name + $item_id)

    if ($item.HasChildNodes){
      $node_depth = countNodeDepth $indent_level
      printAll $item $node_depth
    }
  }
}

function countNodeDepth([int]$n){
  return $n + 1
}

$OneNote = New-Object -ComObject OneNote.Application
Add-Type -assembly Microsoft.Office.Interop.OneNote 

$OneNoteID = ""
[xml]$Hierarchy = ""

$OneNote.GetHierarchy(
  $OneNoteID,
  [Microsoft.Office.InterOp.OneNote.HierarchyScope]::hsPages,
  [ref]$Hierarchy,
  [Microsoft.Office.InterOp.OneNote.XMLSchema]::xsCurrent)

printAll $Hierarchy 0

[System.Runtime.InteropServices.Marshal]::ReleaseComObject($OneNote) | Out-Null