id = 'flat_rate'; $this->method_title = __( 'Flat rate', 'woocommerce' ); $this->flat_rate_option = 'woocommerce_flat_rates'; $this->admin_page_heading = __( 'Flat Rates', 'woocommerce' ); $this->admin_page_description = __( 'Flat rates let you define a standard rate per item, or per order.', 'woocommerce' ); add_action( 'woocommerce_update_options_shipping_' . $this->id, array( &$this, 'process_admin_options' ) ); add_action( 'woocommerce_update_options_shipping_' . $this->id, array( &$this, 'process_flat_rates' ) ); $this->init(); } /** * init function. * * @access public * @return void */ function init() { // Load the form fields. $this->init_form_fields(); // Load the settings. $this->init_settings(); // Define user set variables $this->enabled = $this->settings['enabled']; $this->title = $this->settings['title']; $this->availability = $this->settings['availability']; $this->countries = $this->settings['countries']; $this->type = $this->settings['type']; $this->tax_status = $this->settings['tax_status']; $this->cost = $this->settings['cost']; $this->cost_per_order = isset( $this->settings['cost_per_order'] ) ? $this->settings['cost_per_order'] : ''; $this->fee = $this->settings['fee']; $this->minimum_fee = isset( $this->settings['minimum_fee'] ) ? $this->settings['minimum_fee'] : ''; $this->options = isset( $this->settings['options'] ) ? $this->settings['options'] : ''; // Get options $this->options = (array) explode( "\n", $this->options ); // Load Flat rates $this->get_flat_rates(); } /** * Initialise Gateway Settings Form Fields * * @access public * @return void */ function init_form_fields() { global $woocommerce; $this->form_fields = array( 'enabled' => array( 'title' => __( 'Enable/Disable', 'woocommerce' ), 'type' => 'checkbox', 'label' => __( 'Enable this shipping method', 'woocommerce' ), 'default' => 'no', ), 'title' => array( 'title' => __( 'Method Title', 'woocommerce' ), 'type' => 'text', 'description' => __( 'This controls the title which the user sees during checkout.', 'woocommerce' ), 'default' => __( 'Flat Rate', 'woocommerce' ), ), 'cost_per_order' => array( 'title' => __( 'Cost per order', 'woocommerce' ), 'type' => 'number', 'custom_attributes' => array( 'step' => 'any', 'min' => '0' ), 'description' => __( 'Enter a cost per order, e.g. 5.00. Leave blank to disable.', 'woocommerce' ), 'default' => '', ), 'availability' => array( 'title' => __( 'Method availability', 'woocommerce' ), 'type' => 'select', 'default' => 'all', 'class' => 'availability', 'options' => array( 'all' => __( 'All allowed countries', 'woocommerce' ), 'specific' => __( 'Specific Countries', 'woocommerce' ), ), ), 'countries' => array( 'title' => __( 'Specific Countries', 'woocommerce' ), 'type' => 'multiselect', 'class' => 'chosen_select', 'css' => 'width: 450px;', 'default' => '', 'options' => $woocommerce->countries->countries, ), 'type' => array( 'title' => __( 'Calculation Type', 'woocommerce' ), 'type' => 'select', 'description' => '', 'default' => 'order', 'options' => array( 'order' => __( 'Per Order - charge shipping for the entire order as a whole', 'woocommerce' ), 'item' => __( 'Per Item - charge shipping for each item individually', 'woocommerce' ), 'class' => __( 'Per Class - charge shipping for each shipping class in an order', 'woocommerce' ), ), ), 'tax_status' => array( 'title' => __( 'Tax Status', 'woocommerce' ), 'type' => 'select', 'description' => '', 'default' => 'taxable', 'options' => array( 'taxable' => __( 'Taxable', 'woocommerce' ), 'none' => __( 'None', 'woocommerce' ), ), ), 'cost' => array( 'title' => __( 'Default Cost', 'woocommerce' ), 'type' => 'number', 'custom_attributes' => array( 'step' => 'any', 'min' => '0' ), 'description' => __( 'Cost excluding tax. Enter an amount, e.g. 2.50.', 'woocommerce' ), 'default' => '', ), 'fee' => array( 'title' => __( 'Default Handling Fee', 'woocommerce' ), 'type' => 'text', 'description' => __( 'Fee excluding tax. Enter an amount, e.g. 2.50, or a percentage, e.g. 5%. Leave blank to disable.', 'woocommerce' ), 'default' => '', ), 'minimum_fee' => array( 'title' => __( 'Minimum Fee', 'woocommerce' ), 'type' => 'number', 'custom_attributes' => array( 'step' => 'any', 'min' => '0' ), 'description' => __( 'Enter a minimum fee amount. Fee\'s less than this will be increased. Leave blank to disable.', 'woocommerce' ), 'default' => '', ), 'options' => array( 'title' => __( 'Shipping Options', 'woocommerce' ), 'type' => 'textarea', 'description' => __( 'Optional extra shipping options with additional costs (one per line). Example: Option Name|Cost|Per-order (yes or no). Example: Priority Mail|6.95|yes. If per-order is set to no, it will use the "Calculation Type" setting.', 'woocommerce' ), 'default' => '', ), ); } /** * calculate_shipping function. * * @access public * @param array $package (default: array()) * @return void */ function calculate_shipping( $package = array() ) { global $woocommerce; $this->rates = array(); $cost_per_order = ( isset( $this->cost_per_order ) && ! empty( $this->cost_per_order ) ) ? $this->cost_per_order : 0; if ( $this->type == 'order' ) { $shipping_total = $this->order_shipping( $package ); if ( ! is_null( $shipping_total ) || $cost_per_order > 0 ) $rate = array( 'id' => $this->id, 'label' => $this->title, 'cost' => $shipping_total + $cost_per_order, ); } elseif ( $this->type == 'class' ) { $shipping_total = $this->class_shipping( $package ); if ( ! is_null( $shipping_total ) || $cost_per_order > 0 ) $rate = array( 'id' => $this->id, 'label' => $this->title, 'cost' => $shipping_total + $cost_per_order, ); } elseif ( $this->type == 'item' ) { $costs = $this->item_shipping( $package ); if ( ! is_null( $costs ) || $cost_per_order > 0 ) { if ( ! is_array( $costs ) ) $costs = array(); $costs['order'] = $cost_per_order; $rate = array( 'id' => $this->id, 'label' => $this->title, 'cost' => $costs, 'calc_tax' => 'per_item', ); } } if ( ! isset( $rate ) ) return; // Register the rate $this->add_rate( $rate ); // Add any extra rates if ( sizeof( $this->options ) > 0) foreach ( $this->options as $option ) { $this_option = preg_split( '~\s*\|\s*~', trim( $option ) ); if ( sizeof( $this_option ) !== 3 ) continue; $extra_rate = $rate; $extra_rate['id'] = $this->id . ':' . sanitize_title($this_option[0]); $extra_rate['label'] = $this_option[0]; $per_order_cost = ( $this_option[2] == 'yes' ) ? 1 : 0; $this_cost = $this_option[1]; if ( is_array( $extra_rate['cost'] ) ) { if ( $per_order_cost ) { $extra_rate['cost']['order'] = $this_cost; } else { $total_quantity = 0; // Shipping per item foreach ( $package['contents'] as $item_id => $values ) if ( $values['quantity'] > 0 && $values['data']->needs_shipping() ) $total_quantity += $values['quantity']; // Per-product shipping $extra_rate['cost']['order'] = $this_cost * $total_quantity; } } else { // If using shipping per class, multiple the cost by the classes we found if ( ! $per_order_cost && $this->type == 'class' ) { $this_cost = $this_cost * $found_shipping_classes; } $extra_rate['cost'] = $extra_rate['cost'] + $this_cost; } $this->add_rate( $extra_rate ); } } /** * order_shipping function. * * @access public * @param array $package * @return float */ function order_shipping( $package ) { $cost = null; $fee = null; if ( sizeof( $this->flat_rates ) > 0 ) { $found_shipping_classes = array(); // Find shipping classes for products in the cart if ( sizeof( $package['contents'] ) > 0 ) { foreach ( $package['contents'] as $item_id => $values ) { if ( $values['data']->needs_shipping() ) $found_shipping_classes[] = $values['data']->get_shipping_class(); } } $found_shipping_classes = array_unique( $found_shipping_classes ); // Find most expensive class (if found) foreach ( $found_shipping_classes as $shipping_class ) { if ( isset( $this->flat_rates[ $shipping_class ] ) ) { if ( $this->flat_rates[ $shipping_class ]['cost'] > $cost ) { $cost = $this->flat_rates[ $shipping_class ]['cost']; $fee = $this->flat_rates[ $shipping_class ]['fee']; } } else { // No matching classes so use defaults if ( ! empty( $this->cost ) && $this->cost > $cost ) { $cost = $this->cost; $fee = $this->fee; } } } } // Default rates if set if ( is_null( $cost ) && $this->cost !== '' ) { $cost = $this->cost; $fee = $this->fee; } elseif ( is_null( $cost ) ) { // No match return null; } // Shipping for whole order return $cost + $this->get_fee( $fee, $package['contents_cost'] ); } /** * class_shipping function. * * @access public * @param array $package * @return float */ function class_shipping( $package ) { $cost = null; $fee = null; if ( sizeof( $this->flat_rates ) > 0 ) { $found_shipping_classes = array(); // Find shipping classes for products in the cart. Store prices too, so we can calc a fee for the class. if ( sizeof( $package['contents'] ) > 0 ) { foreach ( $package['contents'] as $item_id => $values ) { if ( $values['data']->needs_shipping() ) { if ( isset( $found_shipping_classes[ $values['data']->get_shipping_class() ] ) ) { $found_shipping_classes[ $values['data']->get_shipping_class() ] = ( $values['data']->get_price() * $values['quantity'] ) + $found_shipping_classes[ $values['data']->get_shipping_class() ]; } else { $found_shipping_classes[ $values['data']->get_shipping_class() ] = ( $values['data']->get_price() * $values['quantity'] ); } } } } $found_shipping_classes = array_unique( $found_shipping_classes ); $matched = false; // For each found class, add up the costs and fees foreach ( $found_shipping_classes as $shipping_class => $class_price ) { if ( isset( $this->flat_rates[ $shipping_class ] ) ) { $cost += $this->flat_rates[ $shipping_class ]['cost']; $fee += $this->get_fee( $this->flat_rates[ $shipping_class ]['fee'], $class_price ); $matched = true; } elseif ( $this->cost !== '' ) { // Class not set so we use default rate if its set $cost += $this->cost; $fee += $this->get_fee( $this->fee, $class_price ); $matched = true; } } } // Total if ( $matched ) return $cost + $fee; else return null; } /** * item_shipping function. * * @access public * @param array $package * @return array */ function item_shipping( $package ) { // Per item shipping so we pass an array of costs (per item) instead of a single value $costs = array(); $matched = false; // Shipping per item foreach ( $package['contents'] as $item_id => $values ) { $_product = $values['data']; if ( $values['quantity'] > 0 && $_product->needs_shipping() ) { $shipping_class = $_product->get_shipping_class(); $fee = $cost = 0; if ( isset( $this->flat_rates[ $shipping_class ] ) ) { $cost = $this->flat_rates[ $shipping_class ]['cost']; $fee = $this->get_fee( $this->flat_rates[ $shipping_class ]['fee'], $_product->get_price() ); $matched = true; } elseif ( $this->cost !== '' ) { $cost = $this->cost; $fee = $this->get_fee( $this->fee, $_product->get_price() ); $matched = true; } $costs[ $item_id ] = ( ( $cost + $fee ) * $values['quantity'] ); } } if ( $matched ) return $costs; else return null; } /** * Admin Panel Options * - Options for bits like 'title' and availability on a country-by-country basis * * @since 1.0.0 * @access public * @return void */ public function admin_options() { global $woocommerce; ?>

admin_page_heading; ?>

admin_page_description; ?>

generate_settings_html(); ?>
: flat_rates ) { foreach ( $this->flat_rates as $class => $rate ) { $i++; echo ''; } } ?>
[?] [?]
id . '_class'] ) ) $flat_rate_class = array_map( 'woocommerce_clean', $_POST[ $this->id . '_class'] ); if ( isset( $_POST[ $this->id . '_cost'] ) ) $flat_rate_cost = array_map( 'woocommerce_clean', $_POST[ $this->id . '_cost'] ); if ( isset( $_POST[ $this->id . '_fee'] ) ) $flat_rate_fee = array_map( 'woocommerce_clean', $_POST[ $this->id . '_fee'] ); // Get max key $values = $flat_rate_class; ksort( $values ); $value = end( $values ); $key = key( $values ); for ( $i = 0; $i <= $key; $i++ ) { if ( isset( $flat_rate_class[ $i ] ) && isset( $flat_rate_cost[ $i ] ) && isset( $flat_rate_fee[ $i ] ) ) { $flat_rate_cost[$i] = number_format($flat_rate_cost[$i], 2, '.', ''); // Add to flat rates array $flat_rates[ sanitize_title($flat_rate_class[$i]) ] = array( 'cost' => $flat_rate_cost[ $i ], 'fee' => $flat_rate_fee[ $i ], ); } } update_option( $this->flat_rate_option, $flat_rates ); $this->get_flat_rates(); } /** * get_flat_rates function. * * @access public * @return void */ function get_flat_rates() { $this->flat_rates = array_filter( (array) get_option( $this->flat_rate_option ) ); } } /** * add_flat_rate_method function. * * @package WooCommerce/Classes/Shipping * @access public * @param array $methods * @return array */ function add_flat_rate_method( $methods ) { $methods[] = 'WC_Flat_Rate'; return $methods; } add_filter( 'woocommerce_shipping_methods', 'add_flat_rate_method' );