asda2432es

✏️ Editing: wc-unit-based-shipping.php

<?php
/**
 * Plugin Name: WooCommerce Unit-Based Shipping
 * Description: Shipping by Classes
 * Version: 1.0.1
 * Author: Yoma Web
 * Text Domain: wc-unit-shipping
 */

if (!defined('ABSPATH')) exit;

class WC_Unit_Based_Shipping {
 
 private static $instance = null;
 
 public static function get_instance() {
 if (self::$instance === null) {
 self::$instance = new self();
 }
 return self::$instance;
 }
 
 private function __construct() {
 add_action('plugins_loaded', array($this, 'init'));
 }
 
 public function init() {
 if (!class_exists('WooCommerce')) {
 return;
 }
 
 // Add settings to WooCommerce
 add_filter('woocommerce_shipping_settings', array($this, 'add_settings'));
 
 // Calculate shipping
 add_filter('woocommerce_package_rates', array($this, 'calculate_shipping'), 20, 2);
 
 // Add admin notice for configuration
 add_action('admin_notices', array($this, 'admin_notices'));
 }
 
 public function add_settings($settings) {
 $custom_settings = array();
 
 // Section title
 $custom_settings[] = array(
 'title' => __('Unit-Based Shipping Calculator', 'wc-unit-shipping'),
 'type' => 'title',
 'desc' => __('Configure shipping costs based on bottle units. Classes: bottle-75cl (1 unit), magnum-150cl (2 units)', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_section'
 );
 
 // Enable/Disable
 $custom_settings[] = array(
 'title' => __('Enable Unit Calculation', 'wc-unit-shipping'),
 'desc' => __('Enable automatic shipping cost calculation based on units', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_enabled',
 'default' => 'yes',
 'type' => 'checkbox',
 );
 
 // Debug mode
 $custom_settings[] = array(
 'title' => __('Debug Mode', 'wc-unit-shipping'),
 'desc' => __('Show calculation details in shipping label', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_debug',
 'default' => 'no',
 'type' => 'checkbox',
 );
 
 // Country
 $custom_settings[] = array(
 'title' => __('Target Country', 'wc-unit-shipping'),
 'desc' => __('Country code (e.g., FR for France)', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_country',
 'default' => 'FR',
 'type' => 'text',
 'css' => 'width: 80px;',
 );
 
 // Shipping method to modify
 $custom_settings[] = array(
 'title' => __('Shipping Method', 'wc-unit-shipping'),
 'desc' => __('Shipping method ID to modify (e.g., flat_rate)', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_method',
 'default' => 'flat_rate',
 'type' => 'text',
 );
 
 // Shipping class units
 $custom_settings[] = array(
 'title' => __('Shipping Class Units', 'wc-unit-shipping'),
 'type' => 'title',
 'desc' => __('Define how many units each shipping class represents', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_class_units'
 );
 
 $custom_settings[] = array(
 'title' => __('bottle-75cl units', 'wc-unit-shipping'),
 'desc' => __('Number of units for 75cl bottles', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_class_bottle_75cl',
 'default' => '1',
 'type' => 'number',
 'custom_attributes' => array('min' => '1', 'step' => '1'),
 );
 
 $custom_settings[] = array(
 'title' => __('magnum-150cl units', 'wc-unit-shipping'),
 'desc' => __('Number of units for Magnum 1.5L', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_class_magnum_150cl',
 'default' => '2',
 'type' => 'number',
 'custom_attributes' => array('min' => '1', 'step' => '1'),
 );
 
 $custom_settings[] = array(
 'type' => 'sectionend',
 'id' => 'wc_unit_shipping_class_units'
 );
 
 // Free shipping threshold
 $custom_settings[] = array(
 'title' => __('Free Shipping', 'wc-unit-shipping'),
 'type' => 'title',
 'id' => 'wc_unit_shipping_free'
 );
 
 $custom_settings[] = array(
 'title' => __('Free Shipping Threshold', 'wc-unit-shipping'),
 'desc' => __('Minimum order amount (incl. tax) for free shipping. Set to 0 to disable.', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_free_threshold',
 'default' => '390',
 'type' => 'number',
 'custom_attributes' => array('min' => '0', 'step' => '0.01'),
 );
 
 $custom_settings[] = array(
 'title' => __('Free Shipping Label', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_free_label',
 'default' => __('Free shipping (orders ≥ €{amount} incl. tax)', 'wc-unit-shipping'),
 'type' => 'text',
 'desc' => __('Use {amount} as placeholder for the threshold amount', 'wc-unit-shipping'),
 );
 
 $custom_settings[] = array(
 'type' => 'sectionend',
 'id' => 'wc_unit_shipping_free'
 );
 
 // Shipping tiers
 $custom_settings[] = array(
 'title' => __('Shipping Cost Tiers', 'wc-unit-shipping'),
 'type' => 'title',
 'desc' => __('Define shipping costs based on total units in cart', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_tiers'
 );
 
 // Tier 1
 $custom_settings[] = array(
 'title' => __('Tranche 1 : jusqu\'à X unités', 'wc-unit-shipping'),
 'desc' => __('Maximum units for tier 1 (e.g., 12)', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_tier1_max',
 'default' => '12',
 'type' => 'number',
 'custom_attributes' => array('min' => '1', 'step' => '1'),
 );
 
 $custom_settings[] = array(
 'title' => __('Tranche 1: Shipping Cost', 'wc-unit-shipping'),
 'desc' => __('Shipping cost in €', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_tier1_cost',
 'default' => '29',
 'type' => 'number',
 'custom_attributes' => array('min' => '0', 'step' => '0.01'),
 );
 
 // Tier 2
 $custom_settings[] = array(
 'title' => __('Tranche 2 : jusqu\'à X unités', 'wc-unit-shipping'),
 'desc' => __('Maximum units for tier 2 (e.g., 18)', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_tier2_max',
 'default' => '18',
 'type' => 'number',
 'custom_attributes' => array('min' => '1', 'step' => '1'),
 );
 
 $custom_settings[] = array(
 'title' => __('Tranche 2 : Shipping Cost', 'wc-unit-shipping'),
 'desc' => __('Shipping cost in €', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_tier2_cost',
 'default' => '37',
 'type' => 'number',
 'custom_attributes' => array('min' => '0', 'step' => '0.01'),
 );
 
 // Tier 3+
 $custom_settings[] = array(
 'title' => __('Tranche 3 : +de > bouteilles', 'wc-unit-shipping'),
 'desc' => __('Shipping cost for orders exceeding tier 2', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_tier3_cost',
 'default' => '45',
 'type' => 'number',
 'custom_attributes' => array('min' => '0', 'step' => '0.01'),
 );
 
 $custom_settings[] = array(
 'type' => 'sectionend',
 'id' => 'wc_unit_shipping_tiers'
 );
 
 // Labels
 $custom_settings[] = array(
 'title' => __('Labels', 'wc-unit-shipping'),
 'type' => 'title',
 'id' => 'wc_unit_shipping_labels'
 );
 
 $custom_settings[] = array(
 'title' => __('Standard Shipping Label', 'wc-unit-shipping'),
 'id' => 'wc_unit_shipping_standard_label',
 'default' => __('Shipping - Metropolitan France', 'wc-unit-shipping'),
 'type' => 'text',
 );
 
 $custom_settings[] = array(
 'type' => 'sectionend',
 'id' => 'wc_unit_shipping_labels'
 );
 
 // Insert at the end of shipping settings
 return array_merge($settings, $custom_settings);
 }
 
 public function calculate_shipping($rates, $package) {
 // Check if enabled
 if (get_option('wc_unit_shipping_enabled', 'yes') !== 'yes') {
 return $rates;
 }
 
 // Check country
 $target_country = strtoupper(get_option('wc_unit_shipping_country', 'FR'));
 $dest_country = isset($package['destination']['country']) ? strtoupper($package['destination']['country']) : '';
 
 if ($dest_country !== $target_country) {
 return $rates;
 }
 
 // Calculate total units
 $total_units = $this->calculate_cart_units();
 
 // Get order total (TTC) - CORRIGÉ
 $order_total = $this->get_cart_total_with_tax();
 
 // Debug mode
 $debug_mode = get_option('wc_unit_shipping_debug', 'no') === 'yes';
 
 // Determine shipping cost
 $shipping_cost = $this->get_shipping_cost($total_units, $order_total);
 
 // Get target shipping method
 $target_method = get_option('wc_unit_shipping_method', 'flat_rate');
 
 // Apply to rates
 foreach ($rates as $rate_id => $rate) {
 if ($rate->get_method_id() === $target_method) {
 $rates[$rate_id]->set_cost($shipping_cost);
 
 // Set label
 if ($shipping_cost == 0) {
 $free_threshold = get_option('wc_unit_shipping_free_threshold', 390);
 $label_template = get_option('wc_unit_shipping_free_label', 
 __('Free shipping (orders ≥ €{amount} incl. tax)', 'wc-unit-shipping'));
 $label = str_replace('{amount}', number_format($free_threshold, 2), $label_template);
 $rates[$rate_id]->set_label($label);
 } else {
 $label = get_option('wc_unit_shipping_standard_label', 
 __('Shipping - Metropolitan France', 'wc-unit-shipping'));
 
 // Add debug info if enabled
 if ($debug_mode) {
 $label .= sprintf(' [Total: %.2f€ TTC / Units: %d]', $order_total, $total_units);
 }
 
 $rates[$rate_id]->set_label($label);
 }
 }
 }
 
 return $rates;
 }
 
 /**
 * Calculate cart total INCLUDING TAX (after discounts)
 * CORRECTION PRINCIPALE
 */
 private function get_cart_total_with_tax() {
 if (!WC()->cart) {
 return 0;
 }
 
 // Méthode fiable : calculer à partir des lignes du panier
 $total = 0;
 
 foreach (WC()->cart->get_cart() as $cart_item) {
 // line_total = prix HT total de la ligne
 // line_tax = TVA de la ligne
 $total += $cart_item['line_total'] + $cart_item['line_tax'];
 }
 
 return $total;
 }
 
 private function calculate_cart_units() {
 $total_units = 0;
 
 if (!WC()->cart) {
 return $total_units;
 }
 
 foreach (WC()->cart->get_cart() as $cart_item) {
 if (empty($cart_item['data']) || !$cart_item['data'] instanceof WC_Product) {
 continue;
 }
 
 $product = $cart_item['data'];
 $quantity = intval($cart_item['quantity']);
 
 // Get shipping class
 $shipping_class = $product->get_shipping_class();
 
 if (empty($shipping_class)) {
 // No shipping class = 1 unit by default
 $units_per_item = 1;
 } else {
 // Get units from settings based on shipping class
 $setting_key = 'wc_unit_shipping_class_' . sanitize_key($shipping_class);
 $units_per_item = intval(get_option($setting_key, 1));
 }
 
 $total_units += $units_per_item * $quantity;
 }
 
 return $total_units;
 }
 
 private function get_shipping_cost($total_units, $order_total) {
 // Check free shipping threshold
 $free_threshold = floatval(get_option('wc_unit_shipping_free_threshold', 390));
 if ($free_threshold > 0 && $order_total >= $free_threshold) {
 return 0;
 }
 
 // Get tier settings
 $tier1_max = intval(get_option('wc_unit_shipping_tier1_max', 12));
 $tier1_cost = floatval(get_option('wc_unit_shipping_tier1_cost', 29));
 
 $tier2_max = intval(get_option('wc_unit_shipping_tier2_max', 18));
 $tier2_cost = floatval(get_option('wc_unit_shipping_tier2_cost', 37));
 
 $tier3_cost = floatval(get_option('wc_unit_shipping_tier3_cost', 45));
 
 // Determine cost based on units
 if ($total_units <= $tier1_max) {
 return $tier1_cost;
 } elseif ($total_units <= $tier2_max) {
 return $tier2_cost;
 } else {
 return $tier3_cost;
 }
 }
 
 public function admin_notices() {
 $screen = get_current_screen();
 if ($screen->id !== 'woocommerce_page_wc-settings') {
 return;
 }
 
 // Check if shipping classes exist
 $shipping_classes = WC()->shipping->get_shipping_classes();
 $has_bottle = false;
 $has_magnum = false;
 
 foreach ($shipping_classes as $class) {
 if ($class->slug === 'bottle-75cl') $has_bottle = true;
 if ($class->slug === 'magnum-150cl') $has_magnum = true;
 }
 
 if (!$has_bottle || !$has_magnum) {
 ?>
 <div class="notice notice-warning">
 <?php _e('Unit-Based Shipping:', 'wc-unit-shipping'); ?>
 <?php _e('Please create the following shipping classes:', 'wc-unit-shipping'); ?>
 <ul style="list-style: disc; margin-left: 20px;">
 <?php if (!$has_bottle): ?>
 <li>bottle-75cl - <?php _e('Bouteille 75cl (1 unité)', 'wc-unit-shipping'); ?></li>
 <?php endif; ?>
 <?php if (!$has_magnum): ?>
 <li>magnum-150cl - <?php _e('Magnum 1,5L (2 unités)', 'wc-unit-shipping'); ?></li>
 <?php endif; ?>
 </ul>
 
 <a href="<?php echo admin_url('admin.php?page=wc-settings&tab=shipping&section=classes'); ?>" class="button button-primary">
 <?php _e('Manage Shipping Classes', 'wc-unit-shipping'); ?>
 </a>
 
 </div>
 <?php
 }
 }
}

// Initialize plugin
WC_Unit_Based_Shipping::get_instance();

Ubuntu

Sid Gifari From Gifari Industries - BD Cyber Security Team