strings-to-resx.ps1

function Convert-StringsToResX([string] $strings)
{
    [xml]$xml = Get-Content -Path $strings -Encoding UTF8
    
    Write-ResXHeader
	
    # android strings
    $nodes = $xml.SelectNodes("/resources/string")
    foreach ($node in $nodes) 
    {
      $value = $node.InnerXml
      Write-ResXItem $node.name $value
    }

    # android strings plurals
    $nodes = $xml.SelectNodes("/resources/plurals")
    foreach ($node in $nodes) 
    {
      foreach ($item in $node.SelectNodes("item")) 
      { 
        $value = $item.InnerXml
        Write-ResXItem "$($node.name)_$($item.quantity)" $value
      }
    }

    Write-ResXFooter
}

function Write-ResXItem([string] $name, [string] $value) 
{
  # replace invalid characters and string interpolations into C# format
  $text = $value -replace "…", "…" -replace "&","&" -replace "\\'", "'" -replace "%%", "%" -replace '’', "'" -replace '–', '-' -replace '%s', '{0}' -replace '%d', '{0}' -replace '%1\$s', '{0}' -replace '%2\$s', '{1}' -replace '%3\$s','{2}' -replace '%1\$d', '{0}' -replace '%2\$d', '{1}' -replace '\\n',"`n"
	
  # replace Play references to Store. E.g. 'Rate us in Google Play' becomes 'Rate us in Microsoft Store'
  $text = $text -replace "Google Play", 'Microsoft Store' 
	
  $startData = ''
  $endData = ''
	
  # wrap the phrase in CDATA container, unless it is already wrapped
  if (-Not($text.StartsWith('<![CDATA['))) {
    $startData = '<![CDATA['
    $endData = ']]>'
  }
  
  Write-Output "  <data name=`"$name`" xml:space=`"preserve`">
    <value>$startData$text$endData</value>
  </data>"
}