Rediriger l'acheteur vers la page de paiement

L’URL de la plateforme de paiement est la suivante :
Exemple de paramètres envoyés à la plateforme de paiement:
<form method="POST" action="https://secure.payzen.eu/vads-payment/">
<input type="hidden" name="vads_action_mode" value="INTERACTIVE" /> 
<input type="hidden" name="vads_amount" value="12500" /> 
<input type="hidden" name="vads_ctx_mode" value="TEST" /> 
<input type="hidden" name="vads_currency" value="978" />
<input type="hidden" name="vads_cust_country" value="FR" />
<input type="hidden" name="vads_cust_email" value="me@example.com" />
<input type="hidden" name="vads_insurance_amount" value="500" />
<input type="hidden" name="vads_nb_products" value="2"/>
<input type="hidden" name="vads_order_id" value="CMD012859" />
<input type="hidden" name="vads_page_action" value="PAYMENT" />
<input type="hidden" name="vads_payment_cards" value="PAYPAL_SB;PAYPAL" />
<input type="hidden" name="vads_payment_config" value="SINGLE" />
<input type="hidden" name="vads_product_amount0" value="5000" />
<input type="hidden" name="vads_product_label0" value="product1" />
<input type="hidden" name="vads_product_qty0" value="2" />
<input type="hidden" name="vads_product_ref0" value="ref1" />
<input type="hidden" name="vads_product_amount1" value="1000" />
<input type="hidden" name="vads_product_label1" value="product2" />
<input type="hidden" name="vads_product_qty1" value="1" />
<input type="hidden" name="vads_product_ref1" value="ref2" />
<input type="hidden" name="vads_ship_to_first_name" value="Albert" />
<input type="hidden" name="vads_ship_to_last_name" value="Durant" />
<input type="hidden" name="vads_ship_to_phone_num" value="0556123456" />
<input type="hidden" name="vads_ship_to_state" value="Nouvelle aquitaine" />
<input type="hidden" name="vads_ship_to_street_number" value="2" />
<input type="hidden" name="vads_ship_to_street" value="Rue Sainte Catherine" />
<input type="hidden" name="vads_ship_to_zip" value="33000" />
<input type="hidden" name="vads_ship_to_city" value="Bordeaux" />
<input type="hidden" name="vads_ship_to_country" value="FR" />
<input type="hidden" name="vads_shipping_amount" value="500" />
<input type="hidden" name="vads_site_id" value="12345678" /> 
<input type="hidden" name="vads_trans_date" value="20190626101407" /> 
<input type="hidden" name="vads_trans_id" value="362812" />
<input type="hidden" name="vads_tax_amount" value="500" />  
<input type="hidden" name="vads_version" value="V2" />
<input type="hidden" name="signature" value="NM25DPLKEbtGEHCDHn8MBT4ki6aJI/ODaWhCzCnAfvY="/>
<input type="submit" name="payer" value="Payer"/>
</form>