param (

    $localPath = "c:\downloaded\",

    $remotePath = "/home/user/"

)

 

try

{

    # Load WinSCP .NET assembly

    Add-Type -Path "WinSCPnet.dll"

 

    # Setup session options

    $sessionOptions = New-Object WinSCP.SessionOptions -Property @{

        Protocol = [WinSCP.Protocol]::Sftp

        HostName = "example.com"

        UserName = "user"

        Password = "mypassword"

        SshHostKeyFingerprint = "ssh-rsa 2048 xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx"

    }

 

    $session = New-Object WinSCP.Session

 

    try

    {

        # Connect

        $session.Open($sessionOptions)

 

        # Get list of files in the directory

        $directoryInfo = $session.ListDirectory($remotePath)

 

        # Select the most recent file

        $latest =

            $directoryInfo.Files |

            Where-Object { -Not $_.IsDirectory } |

            Sort-Object LastWriteTime -Descending |

            Select-Object -First 1

 

        # Any file at all?

        if ($latest -eq $Null)

        {

            Write-Host "No file found"

            exit 1

        }

 

        # Download the selected file

        $session.GetFiles($session.EscapeFileMask($remotePath + $latest.Name), $localPath).Check()

    }

    finally

    {

        # Disconnect, clean up

        $session.Dispose()

    }

 

    exit 0

}

catch [Exception]

{

    Write-Host ("Error: {0}" -f $_.Exception.Message)

    exit 1

}