function yab_shop_build_paypal_encrypted_form($cart)
{
global $tempdir;
$subdomain = '';
if (yab_shop_config('paypal_live_or_sandbox') == 'sandbox') {
$subdomain = '.sandbox';
}
$email = '';
if (ps('email')) {
$email = yab_shop_return_input('email');
}
$state = '';
if (ps('state|r')) {
$state = yab_shop_return_input('state|r');
}
$tax = '0.00';
if (yab_shop_config('tax_inclusive') == '0') {
$tax = number_format(yab_shop_calculate_sum('tax'), 2);
}
$action = 'https://www' . $subdomain . '.paypal.com/cgi-bin/webscr';
$message = yab_shop_lang('checkout_paypal_no_forward');
$message2 = yab_shop_lang('checkout_paypal_forward');
$business_email = yab_shop_config('paypal_business_mail');
$country = yab_shop_config('paypal_prefilled_country');
$lc = yab_shop_config('paypal_interface_language');
$section = pagelinkurl(array('s' => yab_shop_config('checkout_section_name')));
$currency = yab_shop_config('currency');
$shipping = yab_shop_shipping_costs();
$myPublicCertificate = yab_shop_config('paypal_certificates_path') . '/' . yab_shop_config('paypal_my_public_certificate_name');
$myPrivateKey = yab_shop_config('paypal_certificates_path') . '/' . yab_shop_config('paypal_my_private_key_name');
$CertificateID = yab_shop_config('paypal_certificate_id');
$PayPalPublicCertificate = yab_shop_config('paypal_certificates_path') . '/' . yab_shop_config('paypal_public_certificate_name');
$paypal = new PayPalEWP();
$paypal->setTempDir($tempdir);
$paypal->setCertificate($myPublicCertificate, $myPrivateKey);
$paypal->setCertificateID($CertificateID);
$paypal->setPayPalCertificate($PayPalPublicCertificate);
$parameters = array('cmd' => '_ext-enter', 'redirect_cmd' => '_cart', 'upload' => '1', 'business' => $business_email, 'cert_id' => $CertificateID, 'return' => $section, 'country' => $country, 'lc' => $lc, 'currency_code' => $currency, 'tax_cart' => $tax, 'shipping_1' => $shipping, 'first_name' => yab_shop_return_input('firstname|r'), 'last_name' => yab_shop_return_input('surname|r'), 'email' => $email, 'address1' => yab_shop_return_input('street|r'), 'city' => yab_shop_return_input('city|r'), 'zip' => yab_shop_return_input('postal|r'), 'state' => $state);
$i = 0;
foreach ($cart->get_contents() as $item) {
$i++;
$parameters['item_name_' . $i] = $item['name'];
$parameters['amount_' . $i] = $item['price'];
$parameters['quantity_' . $i] = $item['qty'];
if (!empty($item['property_1'])) {
$parameters['on0_' . $i] = yab_shop_lang('custom_field_property_1');
$parameters['os0_' . $i] = $item['property_1'];
}
if (!empty($item['property_2'])) {
if (!empty($item['property_3'])) {
$parameters['on1_' . $i] = yab_shop_lang('custom_field_property_2') . '/' . yab_shop_lang('custom_field_property_3');
$parameters['os1_' . $i] = $item['property_2'] . '/' . $item['property_3'];
} else {
$parameters['on1_' . $i] = yab_shop_lang('custom_field_property_2');
$parameters['os1_' . $i] = $item['property_2'];
}
} else {
if (!empty($item['property_3'])) {
$parameters['on1_' . $i] = yab_shop_lang('custom_field_property_3');
$parameters['os1_' . $i] = $item['property_3'];
}
}
}
if (ps('email')) {
$parameters['email'] = yab_shop_return_input('email');
}
$encryptedButton = $paypal->encryptButton($parameters);
$form = '<script type="text/javascript">function doPaypal(){var New="' . $message2 . '";document.getElementById("yabshoppaypalforward").innerHTML=New;document.getElementById("yab-paypal-form").submit();document.getElementById("yabpaypalsubmit").style.display="none"}window.onload=doPaypal;</script>';
$form .= graf($message, ' class="yab-shop-message" id="yabshoppaypalforward"');
$form .= tag(hInput('cmd', '_s-xclick') . n . hInput('encrypted', $encryptedButton) . n . fInput('submit', 'paypal', yab_shop_lang('checkout_paypal_button'), 'submit', '', '', '', '', 'yabpaypalsubmit') . n, 'form', ' method="post" action="' . $action . '" id="yab-paypal-form"');
switch ($paypal->error) {
case 0:
$out = $form;
break;
case 1:
$out = 'Paypal certificate id is not set!';
break;
case 2:
$out = 'Your public and/or private certificate is not readable! Please check permissions, names and paths!';
break;
case 3:
$out = 'Paypal public certificate is not readable! Please check permissions, names and paths!';
break;
case 4:
$out = 'Seems to be openssl is not supported!';
break;
default:
$out = 'Unkown error occured!';
}
return $out;
}
