/trunk/ZenCart/includes/classes/shipping.php
PHP | 185 lines | 132 code | 21 blank | 32 comment | 38 complexity | 4b8bb0702300b60d81c6dbafcaf2ed0b MD5 | raw file
Possible License(s): AGPL-3.0, AGPL-1.0, BSD-3-Clause
- <?php
- /**
- * shipping class
- *
- * @package classes
- * @copyright Copyright 2003-2010 Zen Cart Development Team
- * @copyright Portions Copyright 2003 osCommerce
- * @license http://www.zen-cart.com/license/2_0.txt GNU Public License V2.0
- * @version $Id: shipping.php 15880 2010-04-11 16:24:30Z wilt $
- */
- if (!defined('IS_ADMIN_FLAG')) {
- die('Illegal Access');
- }
- /**
- * shipping class
- * Class used for interfacing with shipping modules
- *
- * @package classes
- */
- class shipping extends base {
- var $modules;
-
- // class constructor
- function shipping($module = '') {
- global $PHP_SELF, $messageStack;
-
- if (defined('MODULE_SHIPPING_INSTALLED') && zen_not_null(MODULE_SHIPPING_INSTALLED)) {
- $this->modules = explode(';', MODULE_SHIPPING_INSTALLED);
-
- $include_modules = array();
-
- if ( (zen_not_null($module)) && (in_array(substr($module['id'], 0, strpos($module['id'], '_')) . '.' . substr($PHP_SELF, (strrpos($PHP_SELF, '.')+1)), $this->modules)) ) {
- $include_modules[] = array('class' => substr($module['id'], 0, strpos($module['id'], '_')), 'file' => substr($module['id'], 0, strpos($module['id'], '_')) . '.' . substr($PHP_SELF, (strrpos($PHP_SELF, '.')+1)));
- } else {
- reset($this->modules);
- while (list(, $value) = each($this->modules)) {
- $class = substr($value, 0, strrpos($value, '.'));
- $include_modules[] = array('class' => $class, 'file' => $value);
- }
- }
-
- for ($i=0, $n=sizeof($include_modules); $i<$n; $i++) {
- // include(DIR_WS_LANGUAGES . $_SESSION['language'] . '/modules/shipping/' . $include_modules[$i]['file']);
- $lang_file = zen_get_file_directory(DIR_WS_LANGUAGES . $_SESSION['language'] . '/modules/shipping/', $include_modules[$i]['file'], 'false');
- if (@file_exists($lang_file)) {
- include_once($lang_file);
- } else {
- if (IS_ADMIN_FLAG === false && is_object($messageStack)) {
- $messageStack->add('checkout_shipping', WARNING_COULD_NOT_LOCATE_LANG_FILE . $lang_file, 'caution');
- } else {
- $messageStack->add_session(WARNING_COULD_NOT_LOCATE_LANG_FILE . $lang_file, 'caution');
- }
- }
- $this->enabled = TRUE;
- $this->notify('NOTIFY_SHIPPING_MODULE_ENABLE', $include_modules[$i]['class']);
- if ($this->enabled)
- {
- include_once(DIR_WS_MODULES . 'shipping/' . $include_modules[$i]['file']);
- $GLOBALS[$include_modules[$i]['class']] = new $include_modules[$i]['class'];
- }
- }
- }
- }
-
- function calculate_boxes_weight_and_tare() {
- global $total_weight, $shipping_weight, $shipping_quoted, $shipping_num_boxes;
-
- if (is_array($this->modules)) {
- $shipping_quoted = '';
- $shipping_num_boxes = 1;
- $shipping_weight = $total_weight;
-
- $za_tare_array = preg_split("/[:,]/" , SHIPPING_BOX_WEIGHT);
- $zc_tare_percent= $za_tare_array[0];
- $zc_tare_weight= $za_tare_array[1];
-
- $za_large_array = preg_split("/[:,]/" , SHIPPING_BOX_PADDING);
- $zc_large_percent= $za_large_array[0];
- $zc_large_weight= $za_large_array[1];
-
- // SHIPPING_BOX_WEIGHT = tare
- // SHIPPING_BOX_PADDING = Large Box % increase
- // SHIPPING_MAX_WEIGHT = Largest package
-
- /*
- if (SHIPPING_BOX_WEIGHT >= $shipping_weight*SHIPPING_BOX_PADDING/100) {
- $shipping_weight = $shipping_weight+SHIPPING_BOX_WEIGHT;
- } else {
- $shipping_weight = $shipping_weight + ($shipping_weight*SHIPPING_BOX_PADDING/100);
- }
- */
-
- switch (true) {
- // large box add padding
- case(SHIPPING_MAX_WEIGHT <= $shipping_weight):
- $shipping_weight = $shipping_weight + ($shipping_weight*($zc_large_percent/100)) + $zc_large_weight;
- break;
- default:
- // add tare weight < large
- $shipping_weight = $shipping_weight + ($shipping_weight*($zc_tare_percent/100)) + $zc_tare_weight;
- break;
- }
-
- if ($shipping_weight > SHIPPING_MAX_WEIGHT) { // Split into many boxes
- // $shipping_num_boxes = ceil($shipping_weight/SHIPPING_MAX_WEIGHT);
- $zc_boxes = zen_round(($shipping_weight/SHIPPING_MAX_WEIGHT), 2);
- $shipping_num_boxes = ceil($zc_boxes);
- $shipping_weight = $shipping_weight/$shipping_num_boxes;
- }
- }
- $this->notify('NOTIFY_SHIPPING_MODULE_CALCULATE_BOXES_AND_TARE');
- }
-
- function quote($method = '', $module = '', $calc_boxes_weight_tare = true) {
- $quotes_array = array();
-
- if ($calc_boxes_weight_tare) $this->calculate_boxes_weight_and_tare();
-
- if (is_array($this->modules)) {
- $include_quotes = array();
-
- reset($this->modules);
- while (list(, $value) = each($this->modules)) {
- $class = substr($value, 0, strrpos($value, '.'));
- if (zen_not_null($module)) {
- if ( ($module == $class) && ($GLOBALS[$class]->enabled) ) {
- $include_quotes[] = $class;
- }
- } elseif ($GLOBALS[$class]->enabled) {
- $include_quotes[] = $class;
- }
- }
-
- $size = sizeof($include_quotes);
- for ($i=0; $i<$size; $i++) {
- $quotes = $GLOBALS[$include_quotes[$i]]->quote($method);
- if (is_array($quotes)) $quotes_array[] = $quotes;
- }
- }
- $this->notify('NOTIFY_SHIPPING_MODULE_GET_ALL_QUOTES', $quotes_array);
- return $quotes_array;
- }
-
- function cheapest() {
- if (is_array($this->modules)) {
- $rates = array();
-
- reset($this->modules);
- while (list(, $value) = each($this->modules)) {
- $class = substr($value, 0, strrpos($value, '.'));
- if ($GLOBALS[$class]->enabled) {
- $quotes = $GLOBALS[$class]->quotes;
- $size = sizeof($quotes['methods']);
- for ($i=0; $i<$size; $i++) {
- // if ($quotes['methods'][$i]['cost']) {
- if (isset($quotes['methods'][$i]['cost'])){
- $rates[] = array('id' => $quotes['id'] . '_' . $quotes['methods'][$i]['id'],
- 'title' => $quotes['module'] . ' (' . $quotes['methods'][$i]['title'] . ')',
- 'cost' => $quotes['methods'][$i]['cost'],
- 'module' => $quotes['id']
- );
- }
- }
- }
- }
-
- $cheapest = false;
- $size = sizeof($rates);
- for ($i=0; $i<$size; $i++) {
- if (is_array($cheapest)) {
- // never quote storepickup as lowest - needs to be configured in shipping module
- if ($rates[$i]['cost'] < $cheapest['cost'] and $rates[$i]['module'] != 'storepickup') {
- $cheapest = $rates[$i];
- }
- } else {
- if ($rates[$i]['module'] != 'storepickup') {
- $cheapest = $rates[$i];
- }
- }
- }
- $this->notify('NOTIFY_SHIPPING_MODULE_CALCULATE_CHEAPEST', $cheapest);
- return $cheapest;
- }
- }
- }