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msd2/myoos/includes/functions/function_coupon.php

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+<?php
+/* ----------------------------------------------------------------------
+
+   MyOOS [Shopsystem]
+   https://www.oos-shop.de
+
+   Copyright (c) 2003 - 2019 by the MyOOS Development Team.
+   ----------------------------------------------------------------------
+   Based on:
+
+   File: gv_sent.php,v 1.1 2003/02/18 00:18:50 wilt 
+   ----------------------------------------------------------------------
+   osCommerce, Open Source E-Commerce Solutions
+   http://www.oscommerce.com
+
+   Copyright (c) 2002 - 2003 osCommerce
+
+   Credit Class GV/Discount Coupon v5.03
+   Copyright (c) 2001 - 2003 Ian C Wilson
+   http://www.phesis.org
+   ----------------------------------------------------------------------
+   Released under the GNU General Public License
+   ---------------------------------------------------------------------- */
+
+ /**
+  * Credit Class GV/Discount Coupon
+  *
+  * @link https://www.oos-shop.de
+  * @package Credit Class GV/Discount Coupon
+  * @version $Revision: 1.1 $ - changed by $Author: r23 $ on $Date: 2007/06/12 16:49:27 $
+  */
+
+  /** ensure this file is being included by a parent file */
+  defined( 'OOS_VALID_MOD' ) OR die( 'Direct Access to this location is not allowed.' );
+
+ /**
+  * Create a Coupon Code. length may be between 1 and 16 Characters
+  *
+  * @param $salt
+  * @param $length
+  * @return string
+  */
+  function oos_create_coupon_code($salt="secret", $length = SECURITY_CODE_LENGTH) {
+
+    // Get database information
+    $dbconn =& oosDBGetConn();
+    $oostable =& oosDBGetTables();
+
+    $ccid = md5(uniqid("","salt"));
+    $ccid .= md5(uniqid("","salt"));
+    $ccid .= md5(uniqid("","salt"));
+    $ccid .= md5(uniqid("","salt"));
+    srand((double)microtime()*1000000); // seed the random number generator
+    $random_start = @rand(0, (128-$length));
+    $good_result = 0;
+    while ($good_result == 0) {
+      $id1 = substr($ccid, $random_start,$length);
+      $couponstable = $oostable['coupons'];
+      $sql = "SELECT coupon_code
+              FROM $couponstable
+              WHERE coupon_code = '" . oos_db_input($id1) . "'";
+      $query = $dbconn->Execute($sql);
+      if ($query->RecordCount() == 0) $good_result = 1;
+    }
+    return $id1;
+  }
+
+
+ /**
+  * Update the Customers GV account
+  *
+  * @param $customer_id
+  * @param $gv_id
+  */
+  function oos_gv_account_update($customer_id, $gv_id) {
+
+    // Get database information
+    $dbconn =& oosDBGetConn();
+    $oostable =& oosDBGetTables();
+
+    $coupon_gv_customertable = $oostable['coupon_gv_customer'];
+    $sql = "SELECT amount
+            FROM $coupon_gv_customertable
+            WHERE customer_id = '" . intval($customer_id) . "'";
+    $customer_gv_result = $dbconn->Execute($sql);
+
+    $couponstable = $oostable['coupons'];
+    $sql = "SELECT coupon_amount
+            FROM $couponstable
+            WHERE coupon_id = '" . oos_db_input($gv_id) . "'";
+    $coupon_amount = $dbconn->GetOne($sql);
+
+    if ($customer_gv_result->RecordCount() > 0) {
+      $customer_gv = $customer_gv_result->fields;
+      $new_gv_amount = $customer_gv['amount'] + $coupon_amount;
+
+      $coupon_gv_customertable = $oostable['coupon_gv_customer'];
+      $gv_result = $dbconn->Execute("UPDATE $coupon_gv_customertable
+                                     SET amount = '" . oos_db_input($new_gv_amount) . "'");
+    } else {
+      $coupon_gv_customertable = $oostable['coupon_gv_customer'];
+      $gv_result = $dbconn->Execute("INSERT INTO $coupon_gv_customertable
+                                    (customer_id,
+                                     amount) VALUES ('" . intval($customer_id) . "',
+                                                     '" . oos_db_input($coupon_amount) . "')");
+    }
+  }
+
+
+ /**
+  * Get tax rate from tax description
+  *
+  * @param $tax_desc
+  * @return string
+  */
+  function oos_get_tax_rate_from_desc($tax_desc) {
+
+    // Get database information
+    $dbconn =& oosDBGetConn();
+    $oostable =& oosDBGetTables();
+
+    $tax_ratestable = $oostable['tax_rates'];
+    $sql = "SELECT tax_rate
+            FROM $tax_ratestable
+            WHERE tax_description = '" . oos_db_input($tax_desc) . "'";
+    $tax = $dbconn->Execute($sql);
+    return $tax->fields['tax_rate'];
+  }
+
+