172 lines
4.7 KiB
PHP
172 lines
4.7 KiB
PHP
<?php
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/**
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* WooCommerce Shipping Class
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*
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* Handles shipping and loads shipping methods via hooks.
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*
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* @class WC_Shipping
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* @package WooCommerce
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* @category Shipping
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* @author WooThemes
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*/
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class WC_Shipping {
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var $enabled = false;
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var $shipping_methods = array();
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var $chosen_method = null;
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var $shipping_total = 0;
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var $shipping_taxes = array();
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var $shipping_label = null;
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var $shipping_classes;
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function init() {
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if (get_option('woocommerce_calc_shipping')!='no') $this->enabled = true;
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do_action('woocommerce_shipping_init');
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$load_methods = apply_filters('woocommerce_shipping_methods', array());
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// Get order option
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$ordering = (array) get_option('woocommerce_shipping_method_order');
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$order_end = 999;
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// Load gateways in order
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foreach ($load_methods as $method) :
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$load_method = new $method();
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if (isset($ordering[$load_method->id]) && is_numeric($ordering[$load_method->id])) :
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// Add in position
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$this->shipping_methods[$ordering[$load_method->id]] = $load_method;
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else :
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// Add to end of the array
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$this->shipping_methods[$order_end] = $load_method;
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$order_end++;
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endif;
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endforeach;
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ksort($this->shipping_methods);
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add_action('woocommerce_update_options_shipping', array(&$this, 'process_admin_options'));
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}
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function get_shipping_classes() {
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if (!is_array($this->shipping_classes)) :
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$args = array(
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'hide_empty' => '0'
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);
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$classes = get_terms( 'product_shipping_class', $args );
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$this->shipping_classes = ($classes) ? $classes : array();
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endif;
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return (array) $this->shipping_classes;
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}
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function get_available_shipping_methods() {
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if ($this->enabled=='yes') :
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$_available_methods = array();
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foreach ( $this->shipping_methods as $shipping_method ) :
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if ($shipping_method->is_available()) :
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$shipping_method->calculate_shipping();
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// If available, put available methods/rates in the array
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if (is_array($shipping_method->rates) && sizeof($shipping_method->rates) > 0) :
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foreach ($shipping_method->rates as $rate) $_available_methods[$rate->id] = $rate;
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endif;
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endif;
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endforeach;
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return $_available_methods;
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endif;
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}
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function reset_shipping_methods() {
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foreach ( $this->shipping_methods as $shipping_method ) :
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$shipping_method->rates = array();
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endforeach;
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}
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function calculate_shipping() {
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if ($this->enabled=='yes') :
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$this->shipping_total = 0;
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$this->shipping_taxes = array();
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$this->shipping_label = null;
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$_cheapest_cost = '';
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$_cheapest_method = '';
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if (isset($_SESSION['_chosen_shipping_method'])) $chosen_method = $_SESSION['_chosen_shipping_method']; else $chosen_method = '';
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$this->reset_shipping_methods();
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$_available_methods = $this->get_available_shipping_methods();
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if (sizeof($_available_methods)>0) :
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// If not set, set a default
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if (!$chosen_method || empty($chosen_method) || !isset($_available_methods[$chosen_method])) :
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$chosen_method = get_option('woocommerce_default_shipping_method');
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if (!$chosen_method || empty($chosen_method) || !isset($_available_methods[$chosen_method])) :
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// Default to cheapest
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foreach ($_available_methods as $method_id => $method) :
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if ($method->cost < $_cheapest_cost || !is_numeric($_cheapest_cost)) :
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$_cheapest_cost = $method->cost;
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$_cheapest_method = $method_id;
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endif;
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endforeach;
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$chosen_method = $_cheapest_method;
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endif;
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endif;
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if ($chosen_method) :
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$_SESSION['_chosen_shipping_method'] = $chosen_method;
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$this->shipping_total = $_available_methods[$chosen_method]->cost;
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$this->shipping_taxes = $_available_methods[$chosen_method]->taxes;
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$this->shipping_label = $_available_methods[$chosen_method]->label;
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endif;
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endif;
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endif;
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}
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function reset_shipping() {
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unset($_SESSION['_chosen_shipping_method']);
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$this->shipping_total = 0;
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$this->shipping_taxes = array();
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$this->shipping_label = null;
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}
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function process_admin_options() {
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$default_shipping_method = (isset($_POST['default_shipping_method'])) ? esc_attr($_POST['default_shipping_method']) : '';
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$method_order = (isset($_POST['method_order'])) ? $_POST['method_order'] : '';
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$order = array();
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if (is_array($method_order) && sizeof($method_order)>0) :
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$loop = 0;
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foreach ($method_order as $method_id) :
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$order[$method_id] = $loop;
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$loop++;
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endforeach;
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endif;
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update_option( 'woocommerce_default_shipping_method', $default_shipping_method );
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update_option( 'woocommerce_shipping_method_order', $order );
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}
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} |