# Charger l'ensemble .NET de WinSCP
Add-Type -Path "WinSCPnet.dll"

# Configurer les options de session
$sessionOptions = New-Object WinSCP.SessionOptions -Property @{
    Protocol = [WinSCP.Protocol]::Ftp
    HostName = "xxxxxx"
    UserName = "xxxxxx"
    Password = "xxxxxx"
}

$sessionOptions.AddRawSettings("ProxyHost", "xxxxxx")
$sessionOptions.AddRawSettings("ProxyPort", "xxxxxx")
$sessionOptions.AddRawSettings("FtpProxyLogonType", "5")

$session = New-Object WinSCP.Session

try
{
    # Connecter
    $session.Open($sessionOptions)

    # Votre code
### FONCTION ENVOI DE MAIL ###
Function SendMail
{
$EXPEDITEUR = "xxxxxx"
$DESTINATAIRE = "xxxxxx","xxxxxx"
$SUJET = "xxxxxx"
$SERVEUR_SMTP = "xxxxxx"
$CORPS_MAIL = "xxxxxx"
#$PJ = 'c:\script\Rapport.txt' # si Pièce jointe
#$attachment = New-Object System.Net.Mail.Attachment($PJ) #Pour la Pièce jointe
$Mail_Message = New-Object System.Net.Mail.MailMessage #on créé l'objet
$Mail_Message.From = $EXPEDITEUR
$Mail_Message.Subject = $SUJET
$Mail_Message.Body = $CORPS_MAIL
#$Mail_Message.Attachments.Add($PJ)
$Mail_Adresses = $Mail_Message.To
if ($DESTINATAIRE -is "System.Array") #Si plusieurs adresses
    {
    foreach ($Adr in $DESTINATAIRE) #on rajoute chaque adresse
        {
        $Mail_Adress = New-Object System.Net.Mail.MailAddress $Adr
        $Mail_Adresses.Add($Mail_Adress)
        }
    }
else
    {
    $Mail_Adress = New-Object System.Net.Mail.MailAddress $DESTINATAIRE
    $Mail_Adresses.Add($Mail_Adress)
    }
$SMTPClient = New-Object Net.Mail.SmtpClient($SERVEUR_SMTP, xxxxxx) #serveur SMTP et Port
$SMTPClient.EnableSsl = $false #si SSL activé ou non - Importer le certificat avant?
$SMTPClient.Credentials = New-Object System.Net.NetworkCredential("xxxxxx", "xxxxxx"); #ICI Login et password du compte mail
$SMTPClient.Send($Mail_Message) #l'envoi du mail
}

### Déclaration variables ###
$log="xxxxxx" #
$dateverif = get-date -format "yyyy_MM_dd_-_HH_mm_ss"


### VERIFICATION DES COMMANDES EN ATTENTE ###
$Date=(Get-Date).AddMinutes(-2)
 #$remotePath = "xxxxxx"
 #$H =Dir $remotePath
 #$path='xxxxxx'
 #$H=Dir $Path |
 $H=$session.Open
     Where-Object {! $_.PsIsContainer}|
     Group-Object -Property {$_.LastWriteTime -ge $date} -AsHashTable -AsString

$oldOfs,$ofs=$ofs,' , '
if ($H -eq $null) # Aucun fichier dans le répertoire à surveiller
{
    echo "$dateverif Aucun fichier trouvé" >> $log
         exit 0
}
if (($H).Count -gt "0") # Présence de nouveaux fichiers
{
    Write-Warning "xxxxxx"
    "$($H.True)"
    echo "$dateverif xxxxxx" >> $log
    echo $H >>$log
    SendMail #Envoi du mail d'alerte
     exit 0
}
else # Pas de nouveaux fichiers
{
    Write-Warning "xxxxxx"
    "$($H.False)"
    echo "$dateverif Aucun nouveau rapport" >> $log
         exit 0
}
 $ofs=$oldOfs
}
finally
{
    $session.Dispose()
}