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Your IP : 216.73.216.152
<?php
/*
* discount_coupon.php
* August 4, 2006
* author: Kristen G. Thorson
* ot_discount_coupon_codes version 3.0
*
*
* Released under the GNU General Public License
*
*/
class discount_coupon {
var $messages, $coupon, $applied_discount, $cart_info;
function discount_coupon( $code, $delivery ) {
$this->messages = array();
$this->coupon = array();
$this->applied_discount = array();
$this->cart_info = array( 'valid_products' => array( 'count' => 0, 'line_items' => 0, 'total' => 0 ),
'total_products' => array( 'count' => 0, 'line_items' => 0, 'total' => 0 ),
'exclusions' => array() );
$this->get_coupon( $code, $delivery );
//get the module configuration values for debugging
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) {
$check_values_query = tep_db_query( $sql = "SELECT configuration_key, configuration_value
FROM " . TABLE_CONFIGURATION . "
WHERE configuration_key LIKE 'MODULE_ORDER_TOTAL_DISCOUNT_COUPON%'
OR configuration_key = 'DISPLAY_PRICE_WITH_TAX'
OR configuration_key = 'MODULE_SHIPPING_TABLE_STATUS'
OR configuration_key = 'MODULE_ORDER_TOTAL_SHIPPING_FREE_SHIPPING'" );
while( $row = tep_db_fetch_array( $check_values_query ) ) {
$this->message( 'INFO: '.$row['configuration_key'].' = '.$row['configuration_value'], 'debug' );
}
}
}
function verify_code() {
//check the global number of discounts that may be used
if( $this->coupon['coupons_number_available'] != 0 ) {
$this->check_num_available();
}
//if coupons_max_use==0, then use is unlimited, otherwise, we need to verify the customer hasn't used this coupon more than coupons_max_use times
if( $this->coupon['coupons_max_use'] != 0 ) {
$this->check_coupons_max_use();
}
}
function get_coupon( $code, $delivery ) {
global $customer_id; //needed for customer_exclusions
$check_code_query = tep_db_query( $sql = "SELECT dc.*
FROM " . TABLE_DISCOUNT_COUPONS . " dc
WHERE coupons_id = '".tep_db_input( $code )."'
AND ( coupons_date_start <= CURDATE() OR coupons_date_start IS NULL )
AND ( coupons_date_end >= CURDATE() OR coupons_date_end IS NULL )" );
if( tep_db_num_rows( $check_code_query ) != 1 ) { //if no rows are returned, then they haven't entered a valid code
$this->message( ENTRY_DISCOUNT_COUPON_ERROR ); //display the error message
} else {
//customer_exclusions
$check_user_query = tep_db_query( $sql = 'SELECT dc2u.customers_id
FROM '.TABLE_DISCOUNT_COUPONS_TO_CUSTOMERS.' dc2u
WHERE customers_id='.(int)$customer_id.'
AND coupons_id="'.tep_db_input( $code ).'"' );
if( tep_db_num_rows( $check_user_query ) > 0 ) {
$this->message( ENTRY_DISCOUNT_COUPON_ERROR ); //display the error message
//use this to debug exclusions:
//$this->message( 'Customer exclusion check failed' );
}
//shipping zone exclusions
$check_user_query = tep_db_query($sql = 'SELECT dc2z.geo_zone_id
FROM '.TABLE_DISCOUNT_COUPONS_TO_ZONES.' dc2z
LEFT JOIN '.TABLE_ZONES_TO_GEO_ZONES.' z2g
USING( geo_zone_id )
WHERE ( z2g.zone_id='.(int)$delivery['zone_id'].' or z2g.zone_id = 0 or z2g.zone_id IS NULL )
AND ( z2g.zone_country_id='.(int)$delivery['country_id'].' or z2g.zone_country_id = 0 )
AND dc2z.coupons_id="'.tep_db_input( $code ).'"' );
if (tep_db_num_rows( $check_user_query ) > 0 ) {
$this->message( ENTRY_DISCOUNT_COUPON_ERROR ); //display the error message
//use this to debug exclusions:
//$this->message( 'Shipping Zones exclusion check failed' );
}
//end shipping zone exclusions
$row = tep_db_fetch_array( $check_code_query ); //since there is one record, we have a valid code
$this->coupon = $row;
}
}
function check_coupons_min_order() {
switch( $this->coupon['coupons_min_order_type'] ) {
//minimum number of products:
case 'quantity':
global $cart;
$total = $this->cart_info['valid_products']['count'];
if( $this->coupon['coupons_min_order'] > $total ) { //make sure there are enough products in the cart
$this->message( sprintf( ENTRY_DISCOUNT_COUPON_MIN_QUANTITY_ERROR, $this->coupon['coupons_min_order'] ) );
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Failed to pass check_coupons_min_order(): $total='.$total, 'debug' );
return false;
}
break;
//minimum price:
case 'price':
default:
global $order, $currencies;
$total = $this->cart_info['valid_products']['total'];
//if we display the subtotal without the discount applied, then just compare the subtotal to the minimum order
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DISPLAY_SUBTOTAL == 'false' && $this->coupon['coupons_min_order'] > $total ) {
$this->message( sprintf( ENTRY_DISCOUNT_COUPON_MIN_PRICE_ERROR, $currencies->format( $this->coupon['coupons_min_order'], true, $order->info['currency'], $order->info['currency_value'] ) ).'.' );
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Failed to pass check_coupons_min_order(): $total='.$total, 'debug' );
return false;
//if we display the subtotal with the discount applied, then we need to compare the subtotal with the discount added back in to the minimum order
} else if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DISPLAY_SUBTOTAL == 'true' ) {
$subtotal = $total;
foreach( $this->applied_discount as $discount ) {
$subtotal += $discount;
}
if( $this->coupon['coupons_min_order'] > $subtotal ) {
$this->message( sprintf( ENTRY_DISCOUNT_COUPON_MIN_PRICE_ERROR, $currencies->format( $this->coupon['coupons_min_order'], true, $order->info['currency'], $order->info['currency_value'] ) ).'.' );
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Failed to pass check_coupons_min_order(): $subtotal='.$subtotal, 'debug' );
return false;
}
}
break;
}
return true;
}
function check_coupons_max_use() {
global $customer_id;
$check_use_query = tep_db_query($sql = "SELECT COUNT(*) AS cnt
FROM ".TABLE_ORDERS." AS o
INNER JOIN ".TABLE_DISCOUNT_COUPONS_TO_ORDERS." dc2o
ON dc2o.orders_id=o.orders_id
AND o.customers_id = '".(int)$customer_id."'
AND dc2o.coupons_id='".tep_db_input( $this->coupon['coupons_id'] )."'");
$use = tep_db_fetch_array( $check_use_query );
//show error message if coupons_max_use is equal to the number of times this customer has used the code
if( $this->coupon['coupons_max_use'] <= $use['cnt'] ) {
$this->message( sprintf( ENTRY_DISCOUNT_COUPON_USE_ERROR, $use['cnt'], $this->coupon['coupons_max_use'] ) ); //display the error message for number of times used
return false;
}
return true;
}
function check_num_available() {
//count the number of times this coupon has been used
$check_use_query = tep_db_query( $sql = 'SELECT COUNT(*) AS cnt
FROM '.TABLE_DISCOUNT_COUPONS_TO_ORDERS.'
WHERE coupons_id="'.tep_db_input( $this->coupon['coupons_id'] ).'"' );
$use = tep_db_fetch_array( $check_use_query );
if( $this->coupon['coupons_number_available'] <= $use['cnt'] ) {
$this->message( ENTRY_DISCOUNT_COUPON_AVAILABLE_ERROR ); //display error that this coupon is no longer valid
return false;
}
return true;
}
function is_recalc_shipping() {
global $order, $language;
//calculate the order total:
$order_total = $order->info['total'] - $order->info['shipping_cost'];
if( DISPLAY_PRICE_WITH_TAX != 'true' ) $order_total -= $order->info['tax'];
//check if there is free shipping
if( strtolower(MODULE_ORDER_TOTAL_SHIPPING_FREE_SHIPPING) == 'true' ) {
include( DIR_WS_LANGUAGES.$language.'/modules/order_total/ot_shipping.php' );
//if free shipping is enabled, make sure the discount does not bring the order total below free shipping limit
if( $order->info['shipping_method'] == FREE_SHIPPING_TITLE ) { //if free shipping is the selected shipping method
if( $order_total < MODULE_ORDER_TOTAL_SHIPPING_FREE_SHIPPING_OVER ) { //if the discount lowers the total below the free shipping limit
return true;
}
}
}
//check if table rate shipping has changed
if( strtolower(MODULE_SHIPPING_TABLE_STATUS) == 'true' ) {
include( DIR_WS_LANGUAGES.$language.'/modules/shipping/table.php' );
if( substr($order->info['shipping_method'], 0, strlen(MODULE_SHIPPING_TABLE_TEXT_TITLE)) == MODULE_SHIPPING_TABLE_TEXT_TITLE && MODULE_SHIPPING_TABLE_MODE == 'price' ) {
$table_cost = split( "[:,]", MODULE_SHIPPING_TABLE_COST );
for( $i = 0; $i < count( $table_cost ); $i += 2 ) {
if( $order_total <= $table_cost[$i] ) {
$shipping = $table_cost[$i+1];
break;
}
}
if( $order->info['shipping_cost'] != $shipping ) { //if the discount lowers the total below the table rate
return true;
}
}
}
return false;
}
function is_allowed_product( $product_id ) {
//category exclusion
if( !is_array( $this->cart_info['exclusions']['categories'] ) ) { //only create the array when we need to and only once
//check to see if the product is in one of the limited categories
$check_category_query = tep_db_query( $sql = 'SELECT categories_id
FROM '.TABLE_DISCOUNT_COUPONS_TO_CATEGORIES.'
WHERE coupons_id="'.tep_db_input( $this->coupon['coupons_id'] ).'"' );
$this->cart_info['exclusions']['categories'] = array();
if( tep_db_num_rows( $check_category_query ) > 0 ) {
//for each category, get all the child categories
while( $categories = tep_db_fetch_array( $check_category_query ) ) {
$this->cart_info['exclusions']['categories'][] = $categories['categories_id'];
tep_get_subcategories( $this->cart_info['exclusions']['categories'], $categories['categories_id'] );
}
//$this->excluded_categories are all categories and subcategories excluded from use with the coupon code
$this->cart_info['exclusions']['categories'] = array_unique( $this->cart_info['exclusions']['categories'] );
}
}
if( count( $this->cart_info['exclusions']['categories'] ) > 0 ) {
$c_path = tep_get_product_path( $product_id ); //get the product's cPath
$this_products_catgeory_array = tep_parse_category_path( $c_path ); //convert the product's cPath into an array
//if the product's cPath and the excluded categories array have elements in common, then the product is excluded
$intersection = array_intersect( $this_products_catgeory_array, $this->cart_info['exclusions']['categories'] );
if( is_array( $intersection ) && count( $intersection ) > 0 ) {
//use this to debug exclusions:
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Product '.$category.' failed manufacturer exclusion check', 'debug' );
return false;
}
}
//end category exclusion
//product exclusion
if( !is_array( $this->cart_info['exclusions']['products'] ) ) { //only create the array when we need to and only once
//check to see if the product is in one of the limited categories
$check_product_query = tep_db_query( $sql = 'SELECT products_id
FROM '.TABLE_DISCOUNT_COUPONS_TO_PRODUCTS.'
WHERE coupons_id="'.tep_db_input( $this->coupon['coupons_id'] ).'"' );
$this->cart_info['exclusions']['products'] = array();
if( tep_db_num_rows( $check_product_query ) > 0 ) {
while( $products = tep_db_fetch_array( $check_product_query ) ) {
$this->cart_info['exclusions']['products'][] = $products['products_id'];
}
}
}
if( count( $this->cart_info['exclusions']['products'] ) > 0 ) {
if( in_array( $product_id, $this->cart_info['exclusions']['products'] ) ) {
//use this to debug exclusions:
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Product '.$product_id.' failed product exclusion check', 'debug' );
return false;
}
}
//end product exclusion
//manufacturer exclusion
if( !is_array( $this->cart_info['exclusions']['manufacturers'] ) ) { //only create the array when we need to and only once
//check to see if the product is in one of the limited categories
$check_manufacturer_query = tep_db_query( $sql = 'SELECT manufacturers_id
FROM '.TABLE_DISCOUNT_COUPONS_TO_MANUFACTURERS.'
WHERE coupons_id="'.tep_db_input( $this->coupon['coupons_id'] ).'"' );
$this->cart_info['exclusions']['manufacturers'] = array();
if( tep_db_num_rows( $check_manufacturer_query ) > 0 ) {
while( $manufacturers = tep_db_fetch_array( $check_manufacturer_query ) ) {
$this->cart_info['exclusions']['manufacturers'][] = $manufacturers['manufacturers_id'];
}
}
}
if( count( $this->cart_info['exclusions']['manufacturers'] ) > 0 ) {
$check_manufacturer_query = tep_db_query( $sql = 'SELECT manufacturers_id
FROM '.TABLE_PRODUCTS.'
WHERE products_id="'.(int)$product_id.'"' );
if( tep_db_num_rows( $check_manufacturer_query ) > 0 ) {
$manufacturers = tep_db_fetch_array( $check_manufacturer_query );
if( in_array( $manufacturers['manufacturers_id'], $this->cart_info['exclusions']['manufacturers'] ) ) {
//use this to debug exclusions:
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Product '.$product_id.' failed manufacturer exclusion check', 'debug' );
return false;
}
}
}
//end manufacturer exclusion
//specials exclusion
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_EXCLUDE_SPECIALS == 'true' ) {
if( ( $special_price = tep_get_products_special_price( $product_id ) ) !== null ) {
$this->cart_info['exclusions']['products'][] = $product_id;
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Product '.$product_id.' failed specials exclusion check. Adding product to excluded products array.', 'debug' );
return false;
}
}
//end specials exclusion
return true;
}
function is_exists_exclusions() {
if( $this->cart_info['valid_products']['total'] != $this->cart_info['total_products']['total'] ) return true;
if( $this->cart_info['valid_products']['count'] != $this->cart_info['total_products']['count'] ) return true;
return false;
}
//this function is for tracking the product totals and count so that we can correctly calculate the discount
function total_valid_products( $products = array() ) {
global $cart;
for( $i = 0; $i < count( $products ); $i++ ) {
if (DISPLAY_PRICE_WITH_TAX == "true"){
$product_tax = tep_get_tax_rate($products[$i]['tax_class_id'], $tax_address['entry_country_id'], $tax_address['entry_zone_id']);
$price = ( tep_add_tax($products[$i]['price'], $product_tax) + $cart->attributes_price( $products[$i]['id'] ) ) * $products[$i]['quantity'];
}else{
$price = ( $products[$i]['price'] + $cart->attributes_price( $products[$i]['id'] ) ) * $products[$i]['quantity'];
}
$this->cart_info['total_products']['total'] += $price;
$this->cart_info['total_products']['count'] += $products[$i]['quantity'];
$this->cart_info['total_products']['line_items']++;
if( $this->is_allowed_product( tep_get_prid( $products[$i]['id'] ) ) ) { //not an excluded product
$this->cart_info['valid_products']['count'] += $products[$i]['quantity'];
$this->cart_info['valid_products']['total'] += $price;
$this->cart_info['valid_products']['line_items']++;
}
}
}
function calculate_discount( $product = array(), $current_product = 0 ) {
if( !$this->is_allowed_product( tep_get_prid( $product['id'] ) ) ) { //check that the product isn't excluded
$applied_discount = 0; //don't apply a discount
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Excluded product '.$product['id'].'. Discount of '.$applied_discount.' not applied.', 'debug' );
} else {
switch( $this->coupon['coupons_discount_type'] ) {
case 'shipping':
$applied_discount = 0;
break;
case 'fixed':
//get the percentage of the total discount to apply to this item:
$percentage_applied = $this->coupon['coupons_discount_amount'] / $this->cart_info['valid_products']['total'];
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Percentage of discount applied to product '.$product['id'].': '.$percentage_applied.'.', 'debug' );
//calculate the applied discount:
$applied_discount = $product['final_price'] - $percentage_applied;
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Fixed discount applied to product '.$product['id'].': '.$applied_discount.'.', 'debug' );
//this section is to make sure that both the fixed discount and the tax are correct:
if( $this->cart_info['valid_products']['line_items'] == ( $current_product + 1 ) ) {
$difference = $this->coupon['coupons_discount_amount'] - ( array_sum( $this->applied_discount ) + $applied_discount );
if( $difference != 0 ) {
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Fixed adjustment for product '.$product['id'].': difference: '.$difference.' unadjusted applied_discount: '.$applied_discount, 'debug' );
$applied_discount += $difference;
}
} //end code to ensure accurate fixed discount and tax
break;
case 'percent':
$applied_discount = $product['final_price'] * $this->coupon['coupons_discount_amount'] * $product['qty'];
break;
}
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Product '.$product['id'].' passed exclusion check. Discount '.$applied_discount.' applied. ('.$this->coupon['coupons_discount_type'].')', 'debug' );
}
//now determine how we need to handle tax:
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DISPLAY_TAX != 'None' ) {
$discount_tax = $this->apply_tax( $applied_discount, $product['tax'], false, true ) - $applied_discount;
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Tax not applied to product '.$product['id'].': '.$discount_tax, 'debug' );
} else $discount_tax = 0;
//tally the discount tax amount for each tax group
if( isset( $this->discount_tax[$product['tax_description']] ) ) $this->discount_tax[$product['tax_description']] += $discount_tax;
else $this->discount_tax[$product['tax_description']] = $discount_tax;
//tally the discount amount for each tax group
if( isset( $this->applied_discount[$product['tax_description']] ) ) $this->applied_discount[$product['tax_description']] += $applied_discount;
else $this->applied_discount[$product['tax_description']] = $applied_discount;
$discount = array('applied_discount' => $applied_discount, 'discount_tax' => $discount_tax);
return $discount;
}
function calculate_shown_price( $discount, $product ) {
$actual_shown_price = null;
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Discount of '.( $discount['applied_discount'] + $discount['discount_tax'] ).' applied to product '.$product['id'].' ($'.$product['final_price'] * $product['qty'].').', 'debug' );
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DISPLAY_SUBTOTAL == 'false' ) {
//we don't want to display the subtotal with the discount applied, so apply the discount then set the applied_discount variable to zero so that it's not added into the order subtotal, but is still used to correctly calculate tax
$actual_shown_price = ( $this->apply_tax( $product['final_price'], $product['tax'] ) * $product['qty'] ) - ( $discount['applied_discount'] + $discount['discount_tax'] );
$applied_discount = 0;
$shown_price = $this->apply_tax( $product['final_price'], $product['tax'] ) * $product['qty']; //$product['final_price'] * $product['qty'];
} else {
$shown_price = ( $this->apply_tax( $product['final_price'], $product['tax'] ) * $product['qty'] ) - ( $discount['applied_discount'] + $discount['discount_tax'] );
}
//if we need to display the subtotal without the discount applied, then add the shown price to the subtotal, then change shown price to the price with the applied discount in order to properly calculate taxes
if( !isset( $actual_shown_price ) ) $actual_shown_price = $shown_price;
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Calculating tax on '.$actual_shown_price.'. Displayed price '.$shown_price.'.', 'debug' );
$shown_price_array = array( 'shown_price' => $shown_price, 'actual_shown_price' => $actual_shown_price );
return $shown_price_array;
}
function finalize_discount( $info ) {
//make sure we meet the order minimum
if( !$this->check_coupons_min_order() ) {
$this->applied_discount = array();
if( $this->is_exists_exclusions() ) $this->message( ENTRY_DISCOUNT_COUPON_EXCLUSION_ERROR ); //add on to the min_order error message since we have excluded items
}
if( !$this->is_errors() ) { //if there are no errors, we can apply the discount
if( $this->coupon['coupons_discount_type'] == 'shipping' ) { //discount shipping if the coupon type is shipping
//bugfix by xinxi
if($this->cart_info['valid_products']['count']>0){
$this->applied_discount['shipping'] = $info['shipping_cost'] * $this->coupon['coupons_discount_amount'];
$this->applied_discount['shipping'] = $this->applied_discount['shipping'];
$info['total'] -= $this->applied_discount['shipping'];
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Shipping Discount of '.$this->applied_discount['shipping'].' applied.', 'debug' );
}//end bugfix by xinxi
} else if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DISPLAY_SUBTOTAL == 'false' ) { //subtract the discount from the order total if it's not displayed in the subtotal
foreach( $this->applied_discount as $discount ) {
$info['total'] -= $discount;
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Discount of '.$discount.' applied to order total.', 'debug' );
}
}
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_ALLOW_NEGATIVE == 'false' && $info['total'] < 0 ) $info['total'] = 0;
}
return $info['total'];
}
//this function is for making sure rounding doesn't happen except when desired
function apply_tax( $price, $tax, $round = false, $force = false ) {
if( DISPLAY_PRICE_WITH_TAX == 'true' || $force ) {
if( $tax != 0 ) $price = tep_add_tax( $price, $tax );
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Applied tax of '.$tax.' to: '.$price, 'debug' );
}
if( $round ) {
global $currencies;
$price = tep_round( $price, $currencies->currencies[DEFAULT_CURRENCY]['decimal_places'] );
if( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DEBUG == 'true' ) $this->message( 'INFO: Rounded price: '.$price, 'debug' );
}
return $price;
}
function format_display( $tax_group = '' ) {
global $order, $currencies;
//if using multiple languages, get the language format string from the proper language file, otherwise, use the module configuration field
$display = ( MODULE_ORDER_TOTAL_DISCOUNT_COUPON_USE_LANGUAGE_FILE == 'true' ? MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DISPLAY_FILE : MODULE_ORDER_TOTAL_DISCOUNT_COUPON_DISPLAY_CONFIG );
switch( $this->coupon['coupons_discount_type'] ) {
case 'shipping':
$discount_amount = ( $this->coupon['coupons_discount_amount'] * 100 ).'% '.MODULE_ORDER_TOTAL_DISCOUNT_COUPON_TEXT_SHIPPING_DISCOUNT;
break;
case 'percent':
$discount_amount = ( $this->coupon['coupons_discount_amount'] * 100 ).'%';
break;
case 'fixed':
$discount_amount = $currencies->format( $this->coupon['coupons_discount_amount'] );
break;
}
$min_order = ( $this->coupon['coupons_min_order'] != 0 ? ( $this->coupon['coupons_min_order_type'] == 'price' ? $currencies->format( $this->coupon['coupons_min_order'] ) : (int)$this->coupon['coupons_min_order'] ) : '' );
//replace the variables with their proper values:
$display = str_replace( '[code]', $this->coupon['coupons_id'], $display );
$display = str_replace( '[discount_amount]', $discount_amount, $display );
$display = str_replace( '[coupon_desc]', $this->coupon['coupons_description'], $display );
$display = str_replace( '[min_order]', $min_order, $display );
$display = str_replace( '[number_available]', $this->coupon['coupons_number_available'], $display );
$display = str_replace( '[tax_desc]', $tax_group, $display );
return $display;
}
function is_errors() {
if( count( $this->messages['error'] ) > 0 ) return true;
return false;
}
function message( $message, $error_level = 'error' ) {
$this->messages[$error_level][] = $message;
}
function get_messages( $error_level = 'error' ) {
if( $error_level == 'debug' ) return $this->messages;
return $this->messages[$error_level];
}
}
?>