Creates a ZIP file with a unique name and uploads to a given FTP site

Zip and Upload

function ZipAndUpload([string]$ftpUrl, [string]$ftpUsername, [string]$ftpPassword, [string]$inputPath, [string]$filterExpression) {
    
    $webclient = New-Object System.Net.WebClient 

    $webclient.Credentials = New-Object System.Net.NetworkCredential($ftpUsername,$ftpPassword)  
    $inputPath = Resolve-Path $inputPath
    $file = [System.Io.File]::GetAttributes($inputPath)
    
    $uniqueFormatPart = Get-Date -format yyyyMMddHHmmssfff
    
    $destinationPath = [System.IO.Path]::GetDirectoryName($inputPath) + "_" + $uniqueFormatPart

    if($filterExpression -ne $null) {
        $directoryExists = Test-Path $destinationPath
        if(!$directoryExists){
            mkdir $destinationPath    
        }
        else{
            remove-item $destinationPath -Force -Recurse
        }
         Get-ChildItem -Path $inputPath | Where-Object { $_.Name -match $filterExpression} | Copy-Item -Destination $destinationPath
         $inputPath = $destinationPath
    }

    if ($file -eq [System.Io.FileAttributes]::Directory) {
        $destinationPath =  $destinationPath + ".zip"

        $destinationFileName = [System.IO.Path]::GetFileName($destinationPath)
        [Reflection.Assembly]::LoadWithPartialName( "System.IO.Compression.FileSystem" ) | out-null
        [System.IO.Compression.ZipFile]::CreateFromDirectory($inputPath, $destinationPath)
        write-host "sucessfully created zip file $destinationFileName" -foreground "green"
    }
    else {
        $destinationPath = $inputPath
    }
    
    $destinationFileName = [System.IO.Path]::GetFileName($destinationPath)

    write-host $destinationPath

    $uriPath = "$ftpUrl/$destinationFileName"
    write-host "uploading file to $uriPath ..."

    $uri = New-Object System.Uri($uriPath) 
    $webclient.UploadFile($uri,$destinationPath)

    write-host "successfully uploaded file" -foreground "green"
}