Powershell: Fix Font Family & Variant

Fix-Font.ps1

# Requirements
#   - fonttools : https://github.com/fonttools/fonttools

Param (
    [Parameter(Mandatory=$true)][string]$Path,
    [Parameter(Mandatory=$true)][string]$OldFamily,
    [Parameter(Mandatory=$true)][string]$NewFamily,
    [string]$Variant
)

# Convert .TTF to .TTX
ttx $Path

# Manipulate .TTX XML
[string]$FontConfig = (Get-Item $Path).BaseName + ".ttx"
$xml = [xml](Get-Content $FontConfig)
foreach ($node in $xml.ttFont.name.namerecord) {
    if (($Variant -ne "") -and ($node.nameID -eq 2)) {
        $node.innerText = $Variant
    } else {
        $node.innerText = $node.innerText -replace $OldFamily, $NewFamily
    }
}

# Save back to .TTX and convert back to .TTF
$xml.Save((Get-Item $FontConfig))
ttx $FontConfig