#ERROR REPORTING ALL
Set-StrictMode -Version latest

#----------------------------------------------------------
#STATIC VARIABLES
#----------------------------------------------------------
$ext = "xml"
$dest = "D:\Test\bbb"
$zips = "D:\Test\aaa"

#----------------------------------------------------------
#FUNCTION GetZipFileItems
#----------------------------------------------------------
Function GetZipFileItems
{
    Param([string]$zip)

    $split = $split.Split(".")
    $dest = $dest + "\" + $split[0]
    If (!(Test-Path $dest))
    {
        Write-Host "Created folder : $dest"
        $strDest = New-Item $dest -Type Directory
    }

    $shell = New-Object -Com Shell.Application
    $zipItem = $shell.NameSpace($zip)
    $items = $zipItem.Items()
    GetZipFileItemsRecursive $items
}

#----------------------------------------------------------
#FUNCTION GetZipFileItemsRecursive
#----------------------------------------------------------
Function GetZipFileItemsRecursive
{
    Param([object]$items)
    ForEach($item In $items)
    {
        If ($item.GetFolder -ne $Null)
        {
            GetZipFileItemsRecursive $item.GetFolder.items()
        }
        $strItem = [string]$item.Name
        If ($strItem -Match "\.$ext$")
        {
            If ((Test-Path ($dest + "\" + $strItem)) -eq $False)
            {
                Write-Host "Copied file : $strItem from zip-file : $zipFile to destination folder"
                $shell.NameSpace($dest).CopyHere($item)
            }
            Else
            {
                Write-Host "File : $strItem already exists in destination folder"
            }
        }
    }
}

#----------------------------------------------------------
#FUNCTION GetZipFiles
#----------------------------------------------------------
Function GetZipFiles
{
    $zipFiles = Get-ChildItem -Path $zips -Recurse -Filter "*.zip" | % { $_.DirectoryName + "\$_" }

    ForEach ($zipFile In $zipFiles)
    {
        $split = $zipFile.Split("\")[-1]
        Write-Host "Found zip-file : $split"
        GetZipFileItems $zipFile
    }
}
#RUN SCRIPT
GetZipFiles
"SCRIPT FINISHED"
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