function authnet_CalculateFP($loginid, $x_tran_key, $amount, $sequence, $tstamp, $currency = "")
{
// $txnkey, $loginid . "^" . $sequence . "^" . $tstamp . "^" . $amount . "^" . $currency
return authnet_hmac($x_tran_key, $loginid . "^" . $sequence . "^" . $tstamp . "^" . $amount . "^" . $currency);
}
function payment_button($order_id)
{
global $label;
$sql = "SELECT * from orders where order_id='" . $order_id . "'";
$result = mysql_query($sql) or die(mysql_error() . $sql);
$order_row = mysql_fetch_array($result);
?>
<center>
<?php
if (AUTHNET_TEST_MODE == 'YES') {
?>
<FORM action="https://test.authorize.net/gateway/transact.dll" method="POST">
<?php
} else {
?>
<FORM action="https://secure.authorize.net/gateway/transact.dll" method="POST">
<?php
}
$loginid = AUTHNET_LOGIN_ID;
$x_tran_key = AUTHNET_X_TRAN_KEY;
$x_Amount = $order_row['price'];
$amount = convert_to_currency($x_Amount, $order_row['currency'], AUTHNET_CURRENCY);
// Seed random number for security and better randomness.
srand(time());
$sequence = rand(1, 1000);
$tstamp = time();
$fingerprint = authnet_hmac($x_tran_key, $loginid . "^" . $sequence . "^" . $tstamp . "^" . $amount . "^" . AUTHNET_CURRENCY);
echo '<input type="hidden" name="x_fp_sequence" value="' . $sequence . '">';
echo '<input type="hidden" name="x_fp_timestamp" value="' . $tstamp . '">';
echo '<input type="hidden" name="x_fp_hash" value="' . $fingerprint . '">';
// Insert rest of the form elements similiar to the legacy weblink integration
//echo ("<input type=\"hidden\" name=\"x_description\" value=\"" . $x_Description . "\">\n" );
echo "<input type=\"hidden\" name=\"x_login\" value=\"" . $loginid . "\">\n";
echo "<input type=\"hidden\" name=\"x_amount\" value=\"" . $amount . "\">\n";
// *** IF YOU ARE PASSING CURRENCY CODE uncomment the line below *****
echo "<input type=\"hidden\" name=\"x_currency_code\" value=\"" . AUTHNET_CURRENCY . "\">\n";
?>
<INPUT type="hidden" name="x_background_url" value="<?php
echo AUTHNET_X_BACKGROUND_URL;
?>
">
<INPUT type="hidden" name="x_logo_url" value="<?php
echo AUTHNET_X_LOGO_URL;
?>
">
<INPUT type="hidden" name="x_color_background" value="<?php
echo AUTHNET_X_COLOR_BACKGROUND;
?>
">
<INPUT type="hidden" name="x_color_link" value="<?php
echo AUTHNET_X_COLOR_LINK;
?>
">
<INPUT type="hidden" name="x_color_text" value="<?php
echo AUTHNET_X_COLOR_TEXT;
?>
">
<INPUT type="hidden" name="x_receipt_link_method" value="<?php
echo AUTHNET_X_RECEIPT_LINK_METHOD;
?>
">
<INPUT type="hidden" name="x_receipt_link_url" value="<?php
echo AUTHNET_X_RECEIPT_LINK_URL;
?>
">
<INPUT type="hidden" name="x_receipt_link_text" value="<?php
echo AUTHNET_X_RECEIPT_LINK_TEXT;
?>
">
<INPUT type="hidden" name="x_header_html_payment_form" value="<?php
echo AUTHNET_X_HEADER_HTML_PAYMENT_FORM;
?>
">
<INPUT type="hidden" name="x_footer_html_payment_form" value="<?php
echo AUTHNET_X_FOOTER_HTML_PAYMENT_FORM;
?>
">
<INPUT type="hidden" name="x_cust_id" value="<?php
echo $order_row['user_id'];
?>
">
<INPUT type="hidden" name="x_relay_response" value="TRUE">
<INPUT type="hidden" name="x_relay_url" value="<?php
echo AUTHNET_X_RELAY_URL;
?>
">
<INPUT type="hidden" name="x_invoice_num" value="<?php
echo $order_row['order_id'];
?>
">
<INPUT type="hidden" name="x_description" value="<?php
echo SITE_NAME;
?>
">
<INPUT type="hidden" name="x_cust_id" value="<?php
echo $order_row['user_id'];
?>
">
<INPUT type="hidden" name="x_show_form" value="PAYMENT_FORM">
<?php
if (AUTHNET_TEST_MODE == 'YES') {
?>
<INPUT type="hidden" name="x_test_request" value="TRUE">
<?php
} else {
?>
<INPUT type="hidden" name="x_test_request" value="FALSE">
<?php
}
?>
<INPUT type="submit" value="<?php
echo $label['pay_by_authnet_button'];
?>
">
</FORM>
</center>
<?php
}