enrol.html

<div align="center">
<?php
    switch ($instance->currency) {
        case "COP":
            $mercadoPagoUrl = "www.mercadopago.com.co";
            break;
        case "ARS":
            $mercadoPagoUrl = "www.mercadopago.com.ar";
            break;
    }
?>
<p><?php print_string("paymentrequired") ?></p>
<p><b><?php echo $instancename; ?></b></p>
<p><b><?php echo get_string("cost").": {$instance->currency} {$localisedcost}"; ?></b></p>
<p><img alt="<?php print_string('accepted', 'enrol_mercadopago') ?>" src="<?php echo "$CFG->wwwroot/enrol/mercadopago/pix/mercadopago.png"?>" /></p>
<p><?php print_string("paymentinstant") ?></p>
<?php
    $url = empty($CFG->usemercadopagosandbox) ? $preference->init_point : $preference->sandbox_init_point;
?>
<form action="/enrol/mercadopago/ipn_post-processor.php" method="post">
    <script
            src="https://<?php echo $mercadoPagoUrl; ?>/integrations/v1/web-payment-checkout.js"
            data-button-label="<?php print_string('sendpaymentbutton', 'enrol_mercadopago') ?>"
            data-preference-id="<?php echo $preference->id; ?>">
    </script>
</form>

</div>