Hi,
For anyone who is interested, I got the Payment Type Discount working with 1.3.8a with the following code.
Replace entire code from /includes/modules/order_total/ot_payment.php
with:
<?php
//
// +----------------------------------------------------------------------+
// |zen-cart Open Source E-commerce |
// +----------------------------------------------------------------------+
// | Hacked by [email protected] |
// | |
// | http://www.modhole.com/ |
// | |
// | Portions Copyright (c) 2003 osCommerce |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.0 of the GPL license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available through the world-wide-web at the following url: |
// | http://www.zen-cart.com/license/2_0.txt. |
// | If you did not receive a copy of the zen-cart license and are unable |
// | to obtain it through the world-wide-web, please send a note to |
// | [email protected] so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// $Id: ot_payment.php 2006-02-28 langer $
//
class ot_payment {
var $title, $output;
function ot_payment() {
$this->code = 'ot_payment';
$this->title = MODULE_PAYMENT_DISC_TITLE;
$this->description = MODULE_PAYMENT_DISC_DESCRIPTION;
$this->enabled = MODULE_PAYMENT_DISC_STATUS;
$this->sort_order = MODULE_PAYMENT_DISC_SORT_ORDER;
$this->include_shipping = MODULE_PAYMENT_DISC_INC_SHIPPING;
$this->include_tax = MODULE_PAYMENT_DISC_INC_TAX;
$this->percentage = MODULE_PAYMENT_DISC_PERCENTAGE;
$this->minimum = MODULE_PAYMENT_DISC_MINIMUM;
$this->calculate_tax = MODULE_PAYMENT_DISC_CALC_TAX;
// $this->credit_class = true;
$this->output = array();
}
function process() {
global $order, $currencies;
$od_amount = $this->calculate_credit($this->get_order_total());
if ($od_amount>0) {
$this->deduction = $od_amount;
$this->output[] = array('title' => '<b>' . $this->title . ':</b>',
'text' => '-' . $currencies->format($od_amount),
'value' => $od_amount);
$order->info['total'] = $order->info['total'] - $od_amount;
}
}
function calculate_credit($amount) {
global $order, $customer_id;
$od_amount=0;
$od_pc = $this->percentage;
$do = false;
if ($amount > $this->minimum) {
$table = split("[,]" , MODULE_PAYMENT_DISC_TYPE);
for ($i = 0; $i < count($table); $i++) {
if ($_SESSION['payment'] == $table[$i]) $do = true;
}
if ($do) {
// Calculate tax reduction if necessary
if($this->calculate_tax == 'true') {
// Calculate main tax reduction
$tod_amount = round($order->info['tax']*10)/10*$od_pc/100;
$order->info['tax'] = $order->info['tax'] - $tod_amount;
// Calculate tax group deductions
reset($order->info['tax_groups']);
while (list($key, $value) = each($order->info['tax_groups'])) {
$god_amount = round($value*10)/10*$od_pc/100;
$order->info['tax_groups'][$key] = $order->info['tax_groups'][$key] - $god_amount;
}
}
$od_amount = round($amount*10)/10*$od_pc/100;
$od_amount = $od_amount - $tod_amount;
}
}
return $od_amount;
}
function get_order_total() {
global $order, $db;
$order_total = $order->info['total'];
// Check if gift voucher is in cart and adjust total
//$products = $cart->get_products();
if (is_object($_SESSION['cart'])) {
$products = $_SESSION['cart']->get_products();
for ($i=0; $i<sizeof($products); $i++) {
$t_prid = zen_get_prid($products[$i]['id']);
$gv_result = $db->Execute("select products_price, products_tax_class_id, products_model from " . TABLE_PRODUCTS . " where products_id = '" . $t_prid . "'");
//$gv_result = zen_db_fetch_array($gv_query);
if (ereg('^GIFT', addslashes($gv_result->fields['products_model']))) {
$qty = $_SESSION['cart']->get_quantity($t_prid);
$products_tax = zen_get_tax_rate($gv_result->fields['products_tax_class_id']);
if ($this->include_tax =='false') {
$gv_amount = $gv_result->fields['products_price'] * $qty;
} else {
$gv_amount = ($gv_result->fields['products_price'] + zen_calculate_tax($gv_result->fields['products_price'],$products_tax)) * $qty;
}
$order_total=$order_total - $gv_amount;
}
}
}
if ($this->include_tax == 'false') $order_total=$order_total-$order->info['tax'];
if ($this->include_shipping == 'false') $order_total=$order_total-$order->info['shipping_cost'];
// echo $order_total.' - order total<br />';
return $order_total;
}
function check() {
global $db;
if (!isset($this->check)) {
$check_query = $db->Execute("select configuration_value from " . TABLE_CONFIGURATION . " where configuration_key = 'MODULE_PAYMENT_DISC_STATUS'");
$this->check = $check_query->RecordCount();
}
return $this->check;
}
function keys() {
return array('MODULE_PAYMENT_DISC_STATUS', 'MODULE_PAYMENT_DISC_SORT_ORDER','MODULE_PAYMENT_DISC_PERCENTAGE','MODULE_PAYMENT_DISC_MINIMUM', 'MODULE_PAYMENT_DISC_TYPE', 'MODULE_PAYMENT_DISC_INC_SHIPPING', 'MODULE_PAYMENT_DISC_INC_TAX', 'MODULE_PAYMENT_DISC_CALC_TAX');
}
function install() {
global $db;
$db->Execute("insert into " . TABLE_CONFIGURATION . " (configuration_title, configuration_key, configuration_value, configuration_description, configuration_group_id, sort_order, set_function, date_added) values ('Display Total', 'MODULE_PAYMENT_DISC_STATUS', 'true', 'Do you want to enable the Order Discount?', '6', '1','zen_cfg_select_option(array(\'true\', \'false\'), ', now())");
$db->Execute("insert into " . TABLE_CONFIGURATION . " (configuration_title, configuration_key, configuration_value, configuration_description, configuration_group_id, sort_order, date_added) values ('Sort Order', 'MODULE_PAYMENT_DISC_SORT_ORDER', '999', 'Sort order of display.', '6', '2', now())");
$db->Execute("insert into " . TABLE_CONFIGURATION . " (configuration_title, configuration_key, configuration_value, configuration_description, configuration_group_id, sort_order, set_function ,date_added) values ('Include Shipping', 'MODULE_PAYMENT_DISC_INC_SHIPPING', 'true', 'Include Shipping in calculation', '6', '5', 'zen_cfg_select_option(array(\'true\', \'false\'), ', now())");
$db->Execute("insert into " . TABLE_CONFIGURATION . " (configuration_title, configuration_key, configuration_value, configuration_description, configuration_group_id, sort_order, set_function ,date_added) values ('Include Tax', 'MODULE_PAYMENT_DISC_INC_TAX', 'true', 'Include Tax in calculation.', '6', '6','zen_cfg_select_option(array(\'true\', \'false\'), ', now())");
$db->Execute("insert into " . TABLE_CONFIGURATION . " (configuration_title, configuration_key, configuration_value, configuration_description, configuration_group_id, sort_order, date_added) values ('Discount Percentage', 'MODULE_PAYMENT_DISC_PERCENTAGE', '2', 'Amount of Discount(percentage).', '6', '7', now())");
$db->Execute("insert into " . TABLE_CONFIGURATION . " (configuration_title, configuration_key, configuration_value, configuration_description, configuration_group_id, sort_order, set_function ,date_added) values ('Calculate Tax', 'MODULE_PAYMENT_DISC_CALC_TAX', 'false', 'Re-calculate Tax on discounted amount.', '6', '5','zen_cfg_select_option(array(\'true\', \'false\'), ', now())");
$db->Execute("insert into " . TABLE_CONFIGURATION . " (configuration_title, configuration_key, configuration_value, configuration_description, configuration_group_id, sort_order, date_added) values ('Minimum Amount', 'MODULE_PAYMENT_DISC_MINIMUM', '100', 'Minimum order before discount', '6', '2', now())");
$db->Execute("insert into " . TABLE_CONFIGURATION . " (configuration_title, configuration_key, configuration_value, configuration_description, configuration_group_id, sort_order, date_added) values ('Payment Type', 'MODULE_PAYMENT_DISC_TYPE', 'COD', 'Payment Type to get discount', '6', '2', now())");
}
function remove() {
global $db;
$keys = '';
$keys_array = $this->keys();
for ($i=0; $i<sizeof($keys_array); $i++) {
$keys .= "'" . $keys_array[$i] . "',";
}
$keys = substr($keys, 0, -1);
$db->Execute("delete from " . TABLE_CONFIGURATION . " where configuration_key in (" . $keys . ")");
}
}
?>
