function validate_callback($proc)
{
global $Itemid, $JLMS_CONFIG, $JLMS_DB;
$params = new JLMSParameters($proc->params);
$req = 'cmd=_notify-validate';
foreach ($_POST as $key => $value) {
$value = urlencode(stripslashes($value));
$req .= "&{$key}={$value}";
}
// post back to PayPal system to validate
$server_url2 = str_replace('https://', '', str_replace('/cgi-bin/webscr', '', $params->get('server_url')));
$header = "POST /cgi-bin/webscr HTTP/1.0\r\n";
$header .= "Host: " . $server_url2 . "\r\n";
$header .= "Content-Type: application/x-www-form-urlencoded\r\n";
$header .= "Content-Length: " . strlen($req) . "\r\n\r\n";
$fp = fsockopen($server_url2, 80, $errno, $errstr, 30);
//mosMail( '*****@*****.**', 'BOT LMS Trial', '*****@*****.**', 'Paypal', $server_url2, false, NULL, NULL );
// assign posted variables to local variables
$item_name = $_POST['item_name'];
$item_number = $_POST['item_number'];
$payment_status = $_POST['payment_status'];
$payment_amount = $_POST['mc_gross'];
$payment_currency = $_POST['mc_currency'];
$txn_id = $_POST['txn_id'];
$receiver_email = $_POST['receiver_email'];
$business = $_POST['business'];
$payer_email = $_POST['payer_email'];
$payment_date = $_POST['payment_date'];
$tax_amount = $_POST['option_selection1'];
$tax_paypal = isset($_POST['tax']) ? $_POST['tax'] : 0;
if (!$fp) {
// nothing here ?!
} else {
fputs($fp, $header . $req);
while (!feof($fp)) {
$res_pp = fgets($fp, 1024);
if (strcmp($res_pp, "VERIFIED") == 0) {
/// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! VERIFIED !!!!!!!!!!!!!!!!!11
require_once _JOOMLMS_FRONT_HOME . '/includes/joomla_lms.subscription.lib.php';
if ($payment_status == 'Completed') {
// check that receiver_email is your Primary PayPal email
if ($receiver_email != $params->get('business_email') && $business != $params->get('business_email')) {
die;
}
if ($payment_currency != $JLMS_CONFIG->get('jlms_cur_code')) {
die;
}
if (!jlms_check_payment_transaction($payment_amount - $tax_paypal, $item_number)) {
die('Invalid payment amount');
}
$query = "SELECT status FROM `#__lms_payments` WHERE id = {$item_number} ";
$JLMS_DB->setQuery($query);
$prev_payment = $JLMS_DB->LoadResult();
jlms_update_payment($item_number, $txn_id, 'Completed', $payment_date, $tax_amount + $tax_paypal, $tax_paypal);
if ($prev_payment == 'Completed') {
} else {
jlms_register_new_user($item_number);
}
} elseif ($payment_status == 'Pending') {
jlms_update_payment($item_number, $txn_id, 'Pending', $payment_date, $tax_amount, $tax_paypal);
}
} elseif (strcmp($res_pp, "INVALID") == 0) {
JLMSRedirect(sefRelToAbs("index.php?option=com_joomla_lms&Itemid={$Itemid}"));
}
}
fclose($fp);
}
}
function validate_callback($proc)
{
global $JLMS_DB, $Itemid, $JLMS_CONFIG, $JLMS_DB;
$params = new JLMSParameters($proc->params);
// assign posted variables to local variables
$payment_status = $_REQUEST['transStatus'];
$payment_amount = $_REQUEST['authAmount'];
$payment_currency = $_REQUEST['authCurrency'];
$txn_id = $_REQUEST['transId'];
$payment_date = date("Y-m-d H:i:s", mktime());
$order = $_REQUEST['MC_order'];
$tax_amount = $_REQUEST['MC_tax'];
$user_id = $_REQUEST['MC_user'];
$callback_pw = @$_REQUEST['callbackPW'];
if ($payment_status != 'Y') {
die('Invalid transaction status');
}
if ($callback_pw != $params->get('callback_pw')) {
die('Invalid callback password');
}
// check that txn_id has not been previously processed
$query = "SELECT id FROM `#__lms_payments` WHERE txn_id='" . $txn_id . "' ";
$JLMS_DB->setQuery($query);
$res = $JLMS_DB->query();
if (mysql_num_rows($res)) {
die;
}
// check that payment_currency is correct
if ($payment_currency != $JLMS_CONFIG->get('jlms_cur_code')) {
die;
}
require_once _JOOMLMS_FRONT_HOME . '/includes/joomla_lms.subscription.lib.php';
if ($payment_status == 'Y') {
if (!jlms_check_payment_transaction($payment_amount - $tax_amount, $order)) {
die('Invalid payment amount');
}
$query = "SELECT status FROM `#__lms_payments` WHERE id = {$order} ";
$JLMS_DB->setQuery($query);
$prev_payment = $JLMS_DB->LoadResult();
jlms_update_payment($order, $txn_id, 'Completed', $payment_date);
if ($prev_payment == 'Completed') {
} else {
jlms_register_new_user($order);
}
?>
Thanks for your payment, you were successfully added to the course.
<?php
} elseif ($payment_status == 'C') {
jlms_update_payment($order, $txn_id, 'Pending', $payment_date);
?>
Your payment status is still 'pending'. You will be added to the course as soon as your payment is confirmed.
<?php
}
}
function validate_callback($proc)
{
global $Itemid, $JLMS_CONFIG, $JLMS_DB;
$params = new JLMSParameters($proc->params);
if (!isset($_REQUEST["x_invoice_num"]) || empty($_REQUEST["x_invoice_num"])) {
echo "Order ID is not set or empty!";
} else {
if ($_REQUEST['x_Login'] != $params->get('x_login', '')) {
die('Invalid account number.');
}
// demo transaction
if (isset($_REQUEST['demo']) && $_REQUEST['demo'] == "Y" && !$params->get('demo', '')) {
die('Demo mode is switched off.');
}
$order_number = mosGetParam($_REQUEST, "x_invoice_num");
$compare_string = $params->get('x_secret') . $params->get('x_login') . $_REQUEST['order_number'] . $_REQUEST['x_amount'];
$payment_date = date("Y-m-d H:i:s", mktime());
$compare_hash1 = strtoupper(md5($compare_string));
$compare_hash2 = $_REQUEST['x_MD5_Hash'];
if ($compare_hash1 != $compare_hash2 && !$params->get('demo')) {
die('Invalid secret hash.');
}
if ($_REQUEST['x_response_code'] == '1' && $_REQUEST['x_2checked'] == 'Y') {
$payment_amount = $_REQUEST['x_amount'];
$tax_amount = $_REQUEST['tax_amount'];
$txn_id = $_REQUEST['x_trans_id'];
if ($params->get('demo')) {
$txn_id .= ' - demo mode';
}
$payment_date = date("Y-m-d H:i:s");
$order_id = $_REQUEST['custom'];
$user_id = $_REQUEST['userid'];
$payment_currency = $JLMS_CONFIG->get('jlms_cur_code');
require_once _JOOMLMS_FRONT_HOME . '/includes/joomla_lms.subscription.lib.php';
if (!jlms_check_payment_transaction($payment_amount - $tax_amount, $order_id)) {
die('Invalid payment amount');
}
$query = "SELECT status FROM `#__lms_payments` WHERE id = {$order_id} ";
$JLMS_DB->setQuery($query);
$prev_payment = $JLMS_DB->LoadResult();
jlms_update_payment($order_id, $txn_id, 'Completed', $payment_date);
if ($prev_payment == 'Completed') {
} else {
jlms_register_new_user($order_id);
}
}
if ($params->get('return_url') == '') {
JLMSRedirect($JLMS_CONFIG->get('live_site'));
} else {
JLMSRedirect($params->get('return_url'));
}
}
}
