695 lines
21 KiB
PHP
695 lines
21 KiB
PHP
<?php
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if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
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/**
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* Flat Rate Shipping Method
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*
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* A simple shipping method for a flat fee per item or per order
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*
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* @class WC_Shipping_Flat_Rate
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* @version 2.0.0
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* @package WooCommerce/Classes/Shipping
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* @author WooThemes
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*/
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class WC_Shipping_Flat_Rate extends WC_Shipping_Method {
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/**
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* __construct function.
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*
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* @access public
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* @return void
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*/
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function __construct() {
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$this->id = 'flat_rate';
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$this->method_title = __( 'Flat Rate', 'woocommerce' );
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$this->flat_rate_option = 'woocommerce_flat_rates';
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$this->method_description = __( 'Flat rates let you define a standard rate per item, or per order.', 'woocommerce' );
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add_action( 'woocommerce_update_options_shipping_' . $this->id, array( $this, 'process_admin_options' ) );
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add_action( 'woocommerce_update_options_shipping_' . $this->id, array( $this, 'process_flat_rates' ) );
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add_filter( 'woocommerce_settings_api_sanitized_fields_' . $this->id, array( $this, 'save_default_costs' ) );
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$this->init();
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}
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/**
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* init function.
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*
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* @access public
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* @return void
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*/
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function init() {
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// Load the settings.
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$this->init_form_fields();
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$this->init_settings();
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// Define user set variables
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$this->title = $this->get_option( 'title' );
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$this->availability = $this->get_option( 'availability' );
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$this->countries = $this->get_option( 'countries' );
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$this->type = $this->get_option( 'type' );
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$this->tax_status = $this->get_option( 'tax_status' );
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$this->cost = $this->get_option( 'cost' );
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$this->cost_per_order = $this->get_option( 'cost_per_order' );
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$this->fee = $this->get_option( 'fee' );
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$this->minimum_fee = $this->get_option( 'minimum_fee' );
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$this->options = (array) explode( "\n", $this->get_option( 'options' ) );
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// Load Flat rates
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$this->get_flat_rates();
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}
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/**
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* Initialise Gateway Settings Form Fields
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*
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* @access public
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* @return void
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*/
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function init_form_fields() {
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global $woocommerce;
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$this->form_fields = array(
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'enabled' => array(
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'title' => __( 'Enable/Disable', 'woocommerce' ),
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'type' => 'checkbox',
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'label' => __( 'Enable this shipping method', 'woocommerce' ),
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'default' => 'no',
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),
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'title' => array(
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'title' => __( 'Method Title', 'woocommerce' ),
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'type' => 'text',
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'description' => __( 'This controls the title which the user sees during checkout.', 'woocommerce' ),
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'default' => __( 'Flat Rate', 'woocommerce' ),
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'desc_tip' => true
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),
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'availability' => array(
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'title' => __( 'Availability', 'woocommerce' ),
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'type' => 'select',
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'default' => 'all',
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'class' => 'availability',
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'options' => array(
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'all' => __( 'All allowed countries', 'woocommerce' ),
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'specific' => __( 'Specific Countries', 'woocommerce' ),
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),
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),
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'countries' => array(
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'title' => __( 'Specific Countries', 'woocommerce' ),
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'type' => 'multiselect',
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'class' => 'chosen_select',
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'css' => 'width: 450px;',
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'default' => '',
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'options' => $woocommerce->countries->get_shipping_countries()
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),
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'tax_status' => array(
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'title' => __( 'Tax Status', 'woocommerce' ),
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'type' => 'select',
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'default' => 'taxable',
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'options' => array(
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'taxable' => __( 'Taxable', 'woocommerce' ),
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'none' => __( 'None', 'woocommerce' ),
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),
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),
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'cost_per_order' => array(
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'title' => __( 'Cost per order', 'woocommerce' ),
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'type' => 'number',
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'custom_attributes' => array(
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'step' => 'any',
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'min' => '0'
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),
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'description' => __( 'Enter a cost (excluding tax) per order, e.g. 5.00. Leave blank to disable.', 'woocommerce' ),
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'default' => '',
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'desc_tip' => true,
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'placeholder' => '0.00'
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),
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'options' => array(
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'title' => __( 'Additional Rates', 'woocommerce' ),
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'type' => 'textarea',
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'description' => __( 'Optional extra shipping options with additional costs (one per line): Option Name | Additional Cost [+- Percents] | Per Cost Type (order, class, or item) Example: <code>Priority Mail | 6.95 [+ 0.2%] | order</code>.', 'woocommerce' ),
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'default' => '',
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'desc_tip' => true,
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'placeholder' => __( 'Option Name | Additional Cost [+- Percents%] | Per Cost Type (order, class, or item)', 'woocommerce' )
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),
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'additional_costs' => array(
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'title' => __( 'Additional Costs', 'woocommerce' ),
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'type' => 'title',
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'description' => __( 'Additional costs can be added below - these will all be added to the per-order cost above.', 'woocommerce' )
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),
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'type' => array(
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'title' => __( 'Costs Added...', 'woocommerce' ),
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'type' => 'select',
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'default' => 'order',
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'options' => array(
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'order' => __( 'Per Order - charge shipping for the entire order as a whole', 'woocommerce' ),
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'item' => __( 'Per Item - charge shipping for each item individually', 'woocommerce' ),
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'class' => __( 'Per Class - charge shipping for each shipping class in an order', 'woocommerce' ),
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),
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),
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'additional_costs_table' => array(
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'type' => 'additional_costs_table'
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),
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'minimum_fee' => array(
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'title' => __( 'Minimum Handling Fee', 'woocommerce' ),
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'type' => 'number',
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'custom_attributes' => array(
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'step' => 'any',
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'min' => '0'
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),
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'description' => __( 'Enter a minimum fee amount. Fee\'s less than this will be increased. Leave blank to disable.', 'woocommerce' ),
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'default' => '',
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'desc_tip' => true,
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'placeholder' => '0.00'
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),
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);
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}
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/**
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* calculate_shipping function.
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*
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* @access public
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* @param array $package (default: array())
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* @return void
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*/
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function calculate_shipping( $package = array() ) {
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global $woocommerce;
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$this->rates = array();
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$cost_per_order = ( isset( $this->cost_per_order ) && ! empty( $this->cost_per_order ) ) ? $this->cost_per_order : 0;
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if ( $this->type == 'order' ) {
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$shipping_total = $this->order_shipping( $package );
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if ( ! is_null( $shipping_total ) || $cost_per_order > 0 )
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$rate = array(
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'id' => $this->id,
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'label' => $this->title,
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'cost' => $shipping_total + $cost_per_order,
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);
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} elseif ( $this->type == 'class' ) {
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$shipping_total = $this->class_shipping( $package );
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if ( ! is_null( $shipping_total ) || $cost_per_order > 0 )
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$rate = array(
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'id' => $this->id,
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'label' => $this->title,
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'cost' => $shipping_total + $cost_per_order,
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);
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} elseif ( $this->type == 'item' ) {
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$costs = $this->item_shipping( $package );
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if ( ! is_null( $costs ) || $cost_per_order > 0 ) {
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if ( ! is_array( $costs ) )
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$costs = array();
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$costs['order'] = $cost_per_order;
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$rate = array(
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'id' => $this->id,
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'label' => $this->title,
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'cost' => $costs,
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'calc_tax' => 'per_item',
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);
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}
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}
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if ( isset( $rate ) )
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$this->add_rate( $rate );
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// Add any extra rates
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if ( sizeof( $this->options ) > 0) {
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if ( ! isset( $rate ) )
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$rate = array(
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'id' => $this->id,
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'label' => $this->title,
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'cost' => 0,
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);
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// Get item qty
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$total_quantity = 0;
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foreach ( $package['contents'] as $item_id => $values )
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if ( $values['quantity'] > 0 && $values['data']->needs_shipping() )
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$total_quantity += $values['quantity'];
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// Loop options
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foreach ( $this->options as $option ) {
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$this_option = array_map( 'trim', explode( '|', $option ) );
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if ( sizeof( $this_option ) !== 3 ) continue;
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$extra_rate = $rate;
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$extra_rate['id'] = $this->id . ':' . sanitize_title( $this_option[0] );
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$extra_rate['label'] = $this_option[0];
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$this_cost = $this_option[1];
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if (preg_match('/(\d+\.?\d*)\s*(\+|-)\s*(\d+\.?\d*)\%/', $this_cost, $this_cost_matches)) {
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$this_cost_mathop = $this_cost_matches[2];
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$this_cost_percents = $this_cost_matches[3] / 100;
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$this_cost = $this_cost_matches[1];
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unset( $this_cost_matches );
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}
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// Backwards compat with yes and no
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if ( $this_option[2] == 'yes' ) {
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$this_type = 'order';
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} elseif ( $this_option[2] == 'no' ) {
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$this_type = $this->type;
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} else {
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$this_type = $this_option[2];
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}
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switch ( $this_type ) {
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case 'class' :
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$this_cost = $this_cost * sizeof( $this->find_shipping_classes( $package ) );
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// Factor $this_cost by the percentage if provided.
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if ( $this_cost_percents ) {
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foreach ( $this->find_shipping_classes( $package ) as $shipping_class => $items ){
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foreach ( $items as $item_id => $values ) {
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if ($this_cost_mathop == '+') {
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$this_cost += $this_cost_percents * $values['line_total'];
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}
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else {
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$this_cost -= $this_cost_percents * $values['line_total'];
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}
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}
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}
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}
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break;
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case 'item' :
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$this_cost = $this_cost * $total_quantity;
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// Factor $this_cost by the percentage if provided.
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if ( $this_cost_percents ) {
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foreach ( $package['contents'] as $item_id => $values ) {
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if ($this_cost_mathop == '+') {
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$this_cost += $this_cost_percents * $values['line_total'];
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}
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else {
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$this_cost -= $this_cost_percents * $values['line_total'];
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}
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}
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}
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break;
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case 'order' :
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// Factor $this_cost by the percentage if provided.
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var_dump($this_cost_percents);
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if ( $this_cost_percents ) {
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if ($this_cost_mathop == '+') {
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$this_cost += $this_cost_percents * $package['contents_cost'];
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}
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else {
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$this_cost -= $this_cost_percents * $package['contents_cost'];
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}
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}
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break;
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}
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// Per item rates
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if ( is_array( $extra_rate['cost'] ) ) $extra_rate['cost']['order'] = $extra_rate['cost']['order'] + $this_cost;
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// Per order or class rates
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else $extra_rate['cost'] = $extra_rate['cost'] + $this_cost;
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$this->add_rate( $extra_rate );
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}
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}
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}
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/**
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* order_shipping function.
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*
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* @access public
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* @param array $package
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* @return float
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*/
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function order_shipping( $package ) {
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$cost = null;
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$fee = null;
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if ( sizeof( $this->flat_rates ) > 0 ) {
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$found_shipping_classes = $this->find_shipping_classes( $package );
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// Find most expensive class (if found)
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foreach ( $found_shipping_classes as $shipping_class => $products ) {
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if ( isset( $this->flat_rates[ $shipping_class ] ) ) {
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if ( $this->flat_rates[ $shipping_class ]['cost'] > $cost ) {
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$cost = $this->flat_rates[ $shipping_class ]['cost'];
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$fee = $this->flat_rates[ $shipping_class ]['fee'];
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}
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} else {
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// No matching classes so use defaults
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if ( ! empty( $this->cost ) && $this->cost > $cost ) {
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$cost = $this->cost;
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$fee = $this->fee;
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}
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}
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}
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}
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// Default rates if set
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if ( is_null( $cost ) && $this->cost !== '' ) {
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$cost = $this->cost;
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$fee = $this->fee;
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} elseif ( is_null( $cost ) ) {
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// Set rates to 0 if nothing is set by the user
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$cost = 0;
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$fee = 0;
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}
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// Shipping for whole order
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return $cost + $this->get_fee( $fee, $package['contents_cost'] );
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}
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/**
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* class_shipping function.
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*
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* @access public
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* @param array $package
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* @return float
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*/
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function class_shipping( $package ) {
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$cost = null;
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$fee = null;
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if ( sizeof( $this->flat_rates ) > 0 || $this->cost !== '' ) {
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// Find shipping classes for products in the cart.
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$found_shipping_classes = $this->find_shipping_classes( $package );
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// Store prices too, so we can calc a fee for the class.
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$found_shipping_classes_values = array();
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foreach ( $found_shipping_classes as $shipping_class => $products ) {
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if ( ! isset( $found_shipping_classes_values[ $shipping_class ] ) )
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$found_shipping_classes_values[ $shipping_class ] = 0;
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foreach ( $products as $product ) {
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$found_shipping_classes_values[ $shipping_class ] += $product['data']->get_price() * $product['quantity'];
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}
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}
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$matched = false;
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// For each found class, add up the costs and fees
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foreach ( $found_shipping_classes_values as $shipping_class => $class_price ) {
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if ( isset( $this->flat_rates[ $shipping_class ] ) ) {
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$cost += $this->flat_rates[ $shipping_class ]['cost'];
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$fee += $this->get_fee( $this->flat_rates[ $shipping_class ]['fee'], $class_price );
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$matched = true;
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} elseif ( $this->cost !== '' ) {
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// Class not set so we use default rate if its set
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$cost += $this->cost;
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$fee += $this->get_fee( $this->fee, $class_price );
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$matched = true;
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}
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}
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}
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// Total
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if ( $matched )
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return $cost + $fee;
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else
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return null;
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}
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/**
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* item_shipping function.
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*
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* @access public
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* @param array $package
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* @return array
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*/
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function item_shipping( $package ) {
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// Per item shipping so we pass an array of costs (per item) instead of a single value
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$costs = array();
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$matched = false;
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// Shipping per item
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foreach ( $package['contents'] as $item_id => $values ) {
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$_product = $values['data'];
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if ( $values['quantity'] > 0 && $_product->needs_shipping() ) {
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$shipping_class = $_product->get_shipping_class();
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$fee = $cost = 0;
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if ( isset( $this->flat_rates[ $shipping_class ] ) ) {
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$cost = $this->flat_rates[ $shipping_class ]['cost'];
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$fee = $this->get_fee( $this->flat_rates[ $shipping_class ]['fee'], $_product->get_price() );
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$matched = true;
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} elseif ( $this->cost !== '' ) {
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$cost = $this->cost;
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$fee = $this->get_fee( $this->fee, $_product->get_price() );
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$matched = true;
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}
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$costs[ $item_id ] = ( ( $cost + $fee ) * $values['quantity'] );
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}
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}
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if ( $matched )
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return $costs;
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else
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return null;
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}
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/**
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* Finds and returns shipping classes and the products with said class.
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*
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* @access public
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* @param mixed $package
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* @return array
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*/
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public function find_shipping_classes( $package ) {
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$found_shipping_classes = array();
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// Find shipping classes for products in the cart
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if ( sizeof( $package['contents'] ) > 0 ) {
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foreach ( $package['contents'] as $item_id => $values ) {
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if ( $values['data']->needs_shipping() ) {
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$found_class = $values['data']->get_shipping_class();
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if ( ! isset( $found_shipping_classes[ $found_class ] ) )
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$found_shipping_classes[ $found_class ] = array();
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$found_shipping_classes[ $found_class ][ $item_id ] = $values;
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}
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}
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}
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return $found_shipping_classes;
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}
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/**
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* validate_additional_costs_field function.
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*
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* @access public
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* @param mixed $key
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* @return void
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*/
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function validate_additional_costs_table_field( $key ) {
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return false;
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}
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|
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/**
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|
* generate_additional_costs_html function.
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|
*
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|
* @access public
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|
* @return void
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|
*/
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|
function generate_additional_costs_table_html() {
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global $woocommerce;
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ob_start();
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?>
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|
<tr valign="top">
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<th scope="row" class="titledesc"><?php _e( 'Costs', 'woocommerce' ); ?>:</th>
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<td class="forminp" id="<?php echo $this->id; ?>_flat_rates">
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<table class="shippingrows widefat" cellspacing="0">
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<thead>
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<tr>
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<th class="check-column"><input type="checkbox"></th>
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<th class="shipping_class"><?php _e( 'Shipping Class', 'woocommerce' ); ?></th>
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<th><?php _e( 'Cost', 'woocommerce' ); ?> <a class="tips" data-tip="<?php _e( 'Cost, excluding tax.', 'woocommerce' ); ?>">[?]</a></th>
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|
<th><?php _e( 'Handling Fee', 'woocommerce' ); ?> <a class="tips" data-tip="<?php _e( 'Fee excluding tax. Enter an amount, e.g. 2.50, or a percentage, e.g. 5%.', 'woocommerce' ); ?>">[?]</a></th>
|
|
</tr>
|
|
</thead>
|
|
<tfoot>
|
|
<tr>
|
|
<th colspan="4"><a href="#" class="add button"><?php _e( '+ Add Cost', 'woocommerce' ); ?></a> <a href="#" class="remove button"><?php _e( 'Delete selected costs', 'woocommerce' ); ?></a></th>
|
|
</tr>
|
|
</tfoot>
|
|
<tbody class="flat_rates">
|
|
<tr>
|
|
<td></td>
|
|
<td class="flat_rate_class"><?php _e( 'Any class', 'woocommerce' ); ?></td>
|
|
<td><input type="number" step="any" min="0" value="<?php echo esc_attr( $this->cost ); ?>" name="default_cost" placeholder="<?php _e( 'N/A', 'woocommerce' ); ?>" size="4" /></td>
|
|
<td><input type="text" value="<?php echo esc_attr( $this->fee ); ?>" name="default_fee" placeholder="<?php _e( 'N/A', 'woocommerce' ); ?>" size="4" /></td>
|
|
</tr>
|
|
<?php
|
|
$i = -1;
|
|
if ( $this->flat_rates ) {
|
|
foreach ( $this->flat_rates as $class => $rate ) {
|
|
$i++;
|
|
|
|
echo '<tr class="flat_rate">
|
|
<th class="check-column"><input type="checkbox" name="select" /></th>
|
|
<td class="flat_rate_class">
|
|
<select name="' . esc_attr( $this->id . '_class[' . $i . ']' ) . '" class="select">';
|
|
|
|
if ( $woocommerce->shipping->get_shipping_classes() ) {
|
|
foreach ( $woocommerce->shipping->get_shipping_classes() as $shipping_class ) {
|
|
echo '<option value="'.$shipping_class->slug.'" '.selected($shipping_class->slug, $class, false).'>'.$shipping_class->name.'</option>';
|
|
}
|
|
} else {
|
|
echo '<option value="">'.__( 'Select a class…', 'woocommerce' ).'</option>';
|
|
}
|
|
|
|
echo '</select>
|
|
</td>
|
|
<td><input type="number" step="any" min="0" value="' . esc_attr( $rate['cost'] ) . '" name="' . esc_attr( $this->id .'_cost[' . $i . ']' ) . '" placeholder="'.__( '0.00', 'woocommerce' ).'" size="4" /></td>
|
|
<td><input type="text" value="' . esc_attr( $rate['fee'] ) . '" name="' . esc_attr( $this->id .'_fee[' . $i . ']' ) . '" placeholder="'.__( '0.00', 'woocommerce' ).'" size="4" /></td>
|
|
</tr>';
|
|
}
|
|
}
|
|
?>
|
|
</tbody>
|
|
</table>
|
|
<script type="text/javascript">
|
|
jQuery(function() {
|
|
|
|
jQuery('#<?php echo $this->id; ?>_flat_rates').on( 'click', 'a.add', function(){
|
|
|
|
var size = jQuery('#<?php echo $this->id; ?>_flat_rates tbody .flat_rate').size();
|
|
|
|
jQuery('<tr class="flat_rate">\
|
|
<th class="check-column"><input type="checkbox" name="select" /></th>\
|
|
<td class="flat_rate_class">\
|
|
<select name="<?php echo $this->id; ?>_class[' + size + ']" class="select">\
|
|
<?php
|
|
if ($woocommerce->shipping->get_shipping_classes()) :
|
|
foreach ($woocommerce->shipping->get_shipping_classes() as $class) :
|
|
echo '<option value="' . esc_attr( $class->slug ) . '">' . esc_js( $class->name ) . '</option>';
|
|
endforeach;
|
|
else :
|
|
echo '<option value="">'.__( 'Select a class…', 'woocommerce' ).'</option>';
|
|
endif;
|
|
?>\
|
|
</select>\
|
|
</td>\
|
|
<td><input type="number" step="any" min="0" name="<?php echo $this->id; ?>_cost[' + size + ']" placeholder="0.00" size="4" /></td>\
|
|
<td><input type="text" name="<?php echo $this->id; ?>_fee[' + size + ']" placeholder="0.00" size="4" /></td>\
|
|
</tr>').appendTo('#<?php echo $this->id; ?>_flat_rates table tbody');
|
|
|
|
return false;
|
|
});
|
|
|
|
// Remove row
|
|
jQuery('#<?php echo $this->id; ?>_flat_rates').on( 'click', 'a.remove', function(){
|
|
var answer = confirm("<?php _e( 'Delete the selected rates?', 'woocommerce' ); ?>");
|
|
if (answer) {
|
|
jQuery('#<?php echo $this->id; ?>_flat_rates table tbody tr th.check-column input:checked').each(function(i, el){
|
|
jQuery(el).closest('tr').remove();
|
|
});
|
|
}
|
|
return false;
|
|
});
|
|
|
|
});
|
|
</script>
|
|
</td>
|
|
</tr>
|
|
<?php
|
|
return ob_get_clean();
|
|
}
|
|
|
|
/**
|
|
* process_flat_rates function.
|
|
*
|
|
* @access public
|
|
* @return void
|
|
*/
|
|
function process_flat_rates() {
|
|
// Save the rates
|
|
$flat_rate_class = array();
|
|
$flat_rate_cost = array();
|
|
$flat_rate_fee = array();
|
|
$flat_rates = array();
|
|
|
|
if ( isset( $_POST[ $this->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 ( ! empty( $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();
|
|
}
|
|
|
|
/**
|
|
* save_default_costs function.
|
|
*
|
|
* @access public
|
|
* @param mixed $values
|
|
* @return void
|
|
*/
|
|
function save_default_costs( $fields ) {
|
|
$default_cost = woocommerce_clean( $_POST['default_cost'] );
|
|
$default_fee = woocommerce_clean( $_POST['default_fee'] );
|
|
|
|
$fields['cost'] = $default_cost;
|
|
$fields['fee'] = $default_fee;
|
|
|
|
return $fields;
|
|
}
|
|
|
|
|
|
/**
|
|
* get_flat_rates function.
|
|
*
|
|
* @access public
|
|
* @return void
|
|
*/
|
|
function get_flat_rates() {
|
|
$this->flat_rates = array_filter( (array) get_option( $this->flat_rate_option ) );
|
|
}
|
|
|
|
}
|