scripting

function SFTP-Download {

[cmdletbinding()]
    param(
    [Parameter(Mandatory=$true)]
    [string]$sitehost,
    [Parameter(Mandatory=$true)]
    [string]$port,
    [Parameter(Mandatory=$true)]
    [string]$user,
    [Parameter(Mandatory=$true)]
    [string]$pass,
    [Parameter(Mandatory=$true)]
    [string]$local,
    [Parameter(Mandatory=$true)]
    [string]$remote,
    [Parameter(Mandatory=$true)]
    $winscpdll,
    [Parameter(Mandatory=$true)]
    [string]$sshkey
    )

    process{

    # Load WinSCP .NET assembly
    Add-Type -Path $winscpdll

        # Setup session options
        $sessionOptions = New-Object WinSCP.SessionOptions -Property @{
            Protocol = [WinSCP.Protocol]::Sftp
            PortNumber = "$port"
            HostName = "$sitehost"
            UserName = "$user"
            Password = "$pass"
            SshHostKeyFingerprint = "$sshkey"
        }

            # Create Session
            $session = New-Object WinSCP.Session

            # Connect
            $session.Open($sessionOptions)

                # Find files and count
                $remotefiles = $session.EnumerateRemoteFiles($remote, "*.txt", [WinSCP.EnumerationOptions]::None)
                $remotefilescount = ($remotefiles.count).count

                    if ($remotefilescount -gt 0) {

                        Write-Host "$remotefilescount Files found" -ForegroundColor Green

                            # Download the file and throw on any error
                            $downloadresult = $session.GetFiles(($remote),($local))

                            foreach ($download in $downloadresult) {

                                if ($download.IsSuccess) {

                                    Write-Host "$($download.error)"

                                }

                                else {

                                    Write-Host "$download download was not successful"

                                }

                            }



                            # Remove file
                            #$removeresult = $session.RemoveFiles($remote)

                                #if ($removeresult.IsSuccess) {
                                    #Write-Host "The files were removed!"
                                    #}
                                #else {
                                    #Write-Host "There was an issue removing"
                                    #}

                        # Disconnect session
                        $session.dispose()

                    }

                    else {

                        Write-Host "There were no files found!" -ForegroundColor Red

                    }
    }

}