Convert Tomboy/Gnote notes to Obsidian

tomboy2obsidian.ps1

Push-Location

Set-Location "$env:HOMEPATH/Projects/tomboy2obsidian/notes"

Get-ChildItem -Filter "*.note" | ForEach-Object {
    [xml]$xml = Get-Content -Path $_.FullName
    
    $tags = $xml.note.tags.InnerText
    $tags = $tags -replace "system:notebook:", ""
    $tags = $tags -replace "system:template", ""

    $invalidFileNameChars = [System.IO.Path]::GetInvalidFileNameChars()
    $mdFileName = $xml.note.title
    for ($i = 0; $i -lt $invalidFileNameChars.Length; $i++) {
        $mdFileName = $mdFileName.Replace($invalidFileNameChars[$i].ToString(), "")
    }
    $mdFileName = $mdFileName.Trim() + ".md"

    while ([System.IO.File]::Exists($mdFileName)) {
        $mdFileName = "_" + $mdFileName
    }

    $encoding = "utf8"

    "" | Out-File $mdFileName -NoNewline -Encoding $encoding
    if ($tags.Length -gt 0) {
        "---" | Out-File $mdFileName -Append -Encoding $encoding
        "tags:" | Out-File $mdFileName -Append -Encoding $encoding
        ("  - " + $tags) | Out-File $mdFileName -Append -Encoding $encoding
        "---" | Out-File $mdFileName -Append -Encoding $encoding
    }

    $xml.note.text.'note-content'.InnerText | Out-File -Append $mdFileName -Encoding $encoding
}

Pop-Location