Ajax Refresh for Parcel Delivery Checkbox

added functionality to refresh parcel delivery checkbox (e.g. hide when changing shipping method) via AJAX (fragments).

assets/js/add-to-cart-variation.js

@@ -4,6 +4,7 @@
 ;(function ( $, window, document, undefined ) {
 
 	$.fn.wc_gzd_variation_form = function () {
+
 		var $form 	 	= this,
 			$wrapper 	= $form.parents( wc_gzd_add_to_cart_variation_params.wrapper );
 

includes/class-wc-gzd-customer-helper.php

@@ -35,8 +35,8 @@ public function __construct() {
 		// Send customer account notification
 		add_action( 'woocommerce_email', array( $this, 'email_hooks' ), 0, 1 );
 		// Add Title to user profile
-		add_filter( 'woocommerce_customer_meta_fields', array( $this, 'profile_field_title' ), 10, 1 ); 
-		
+		add_filter( 'woocommerce_customer_meta_fields', array( $this, 'profile_field_title' ), 10, 1 );
+
 		if ( $this->is_double_opt_in_enabled() ) {
 
 			// Check for customer activation
@@ -319,16 +319,20 @@ public function customer_account_activate( $activation_code, $login = false ) {
 	}
 
 	public function init_gettext_replacement() {
+
 		if ( is_checkout() && get_option( 'woocommerce_gzd_customer_account_checkout_checkbox' ) == 'yes' )
 			add_filter( 'gettext', array( $this, 'set_customer_account_checkbox_text' ), 10, 3 );
 	}
 
 	public function set_customer_account_checkbox_text( $translated, $original, $domain ) {
+
 		$search = "Create an account?";
+
 		if ( $domain === 'woocommerce' && $original === $search ) {
 			remove_filter( 'gettext', array( $this, 'set_customer_account_checkbox_text' ), 10, 3 );
 			return wc_gzd_get_legal_text( get_option( 'woocommerce_gzd_customer_account_text' ) );
 		}
+
 		return $translated;
 	}
 

includes/wc-gzd-template-functions.php

@@ -229,12 +229,28 @@ function woocommerce_gzd_parcel_delivery_checkbox() {
 			} else {
 				array_push( $titles, $rate->label );
 			}
-		}	
-
-		if ( wc_gzd_is_parcel_delivery_data_transfer_checkbox_enabled( $ids ) ) {
-			wc_get_template( 'checkout/terms-parcel-delivery.php', array( 'titles' => $titles ) );
-		}	
+		}
+
+		wc_get_template( 'checkout/terms-parcel-delivery.php', array(
+			'titles' => $titles,
+			'show'   => wc_gzd_is_parcel_delivery_data_transfer_checkbox_enabled( $ids )
+		) );
+	}
+}
+
+if ( ! function_exists( 'woocommerce_gzd_refresh_parcel_delivery_checkbox_fragment' ) ) {
+
+	function woocommerce_gzd_refresh_parcel_delivery_checkbox_fragment( $fragments ) {
+
+		ob_start();
+		woocommerce_gzd_parcel_delivery_checkbox();
+		$delivery_checkbox = ob_get_clean();
+
+		$fragments[ '.data-parcel-delivery' ] = $delivery_checkbox;
+
+		return $fragments;
 	}
+
 }
 
 if ( ! function_exists( 'woocommerce_gzd_checkout_validation' ) ) {

includes/wc-gzd-template-hooks.php

@@ -116,12 +116,17 @@
 add_action( 'woocommerce_review_order_after_submit', 'woocommerce_gzd_template_set_order_button_show_filter', PHP_INT_MAX );
 add_action( 'woocommerce_gzd_review_order_before_submit', 'woocommerce_gzd_template_set_order_button_show_filter', PHP_INT_MAX );
 
+// Refresh (show/hide) parcel delivery checkbox when changing address (which may lead to shipping method change)
+if ( get_option( 'woocommerce_gzd_checkout_legal_parcel_delivery_checkbox' ) === 'yes' )
+	add_filter( 'woocommerce_update_order_review_fragments', 'woocommerce_gzd_refresh_parcel_delivery_checkbox_fragment', 10, 1 );
+
 function woocommerce_gzd_checkout_load_ajax_relevant_hooks() {
 
 	if ( is_ajax() )
 		return;
 
 	add_action( 'woocommerce_checkout_order_review', 'woocommerce_gzd_template_order_submit', wc_gzd_get_hook_priority( 'checkout_order_submit' ) );
+
 	add_action( 'woocommerce_review_order_after_payment', 'woocommerce_gzd_template_checkout_legal', wc_gzd_get_hook_priority( 'checkout_legal' ) );
 	add_action( 'woocommerce_review_order_after_payment', 'woocommerce_gzd_template_checkout_set_terms_manually', wc_gzd_get_hook_priority( 'checkout_set_terms' ) );
 

templates/checkout/terms-parcel-delivery.php

@@ -12,7 +12,7 @@
 
 ?>
 
-<p class="form-row data-parcel-delivery terms legal">
+<p class="form-row data-parcel-delivery terms legal" style="<?php echo ( ! $show ) ? 'display: none;' : ''; ?>">
 	<input type="checkbox" class="input-checkbox" name="parcel-delivery" id="parcel-delivery-checkbox" />
 	<label for="parcel-delivery-checkbox" class="checkbox"><?php echo wc_gzd_get_legal_text_parcel_delivery( $titles ); ?></label>
 </p>

tests/bootstrap.php

@@ -57,7 +57,7 @@ public function __construct() {
 		tests_add_filter( 'muplugins_loaded', array( $this, 'load_wc_germanized' ) );
 
 		// install WC
-		tests_add_filter( 'setup_theme', array( $this, 'install_wc_germanized' ) );
+		tests_add_filter( 'init', array( $this, 'install_wc_germanized' ) );
 
 		// load the WP testing environment
 		require_once( $this->wp_tests_dir . '/includes/bootstrap.php' );

woocommerce-germanized.php

@@ -65,6 +65,8 @@ final class WooCommerce_Germanized {
 
 	public $compatibilities = array();
 
+	private $localized_scripts = array();
+
 	/**
 	 * Main WooCommerceGermanized Instance
 	 *
@@ -179,10 +181,13 @@ public function init() {
 		add_filter( 'woocommerce_get_settings_pages', array( $this, 'add_settings' ) );
 
 		add_filter( 'woocommerce_enqueue_styles', array( $this, 'add_styles' ) );
+
 		// Load after WooCommerce Frontend scripts
 		add_action( 'wp_enqueue_scripts', array( $this, 'add_scripts' ), 15 );
 		add_action( 'wp_enqueue_scripts', array( $this, 'add_inline_styles' ) );
 		add_action( 'wp_print_scripts', array( $this, 'localize_scripts' ), 5 );
+		add_action( 'wp_print_footer_scripts', array( $this, 'localize_scripts' ), 5 );
+
 		add_filter( 'woocommerce_email_classes', array( $this, 'add_emails' ) );
 		add_filter( 'woocommerce_locate_core_template', array( $this, 'email_templates' ), 0, 3 );
 		add_action( 'woocommerce_email_order_meta', array( $this, 'email_small_business_notice' ), 1 );
@@ -600,24 +605,33 @@ public function add_scripts() {
 		$assets_path = str_replace( array( 'http:', 'https:' ), '', WC_germanized()->plugin_url() ) . '/assets/';
 		$frontend_script_path = $assets_path . 'js/';
 
+		wp_register_script( 'wc-gzd-revocation', $frontend_script_path . 'revocation' . $suffix . '.js', array(
+			'jquery', 'woocommerce', 'wc-country-select', 'wc-address-i18n'
+		), WC_GERMANIZED_VERSION, true );
+
+		wp_register_script( 'wc-gzd-checkout', $frontend_script_path . 'checkout' . $suffix . '.js', array(
+			'jquery',
+			'wc-checkout',
+		), WC_GERMANIZED_VERSION, true );
+
+		wp_register_script( 'wc-gzd-add-to-cart-variation', $frontend_script_path . 'add-to-cart-variation' . $suffix . '.js', array(
+			'jquery', 'woocommerce', 'wc-add-to-cart-variation'
+		), WC_GERMANIZED_VERSION, true );
+
 		if ( is_page() && is_object( $post ) && has_shortcode( $post->post_content, 'revocation_form' ) ) {
-			wp_enqueue_script( 'wc-gzd-revocation', $frontend_script_path . 'revocation' . $suffix . '.js', array( 'jquery', 'woocommerce', 'wc-country-select', 'wc-address-i18n' ), WC_GERMANIZED_VERSION, true );
+			wp_enqueue_script( 'wc-gzd-revocation' );
 		}
 
 		if ( is_checkout() ) {
-
-			wp_enqueue_script( 'wc-gzd-checkout', $frontend_script_path . 'checkout' . $suffix . '.js', array(
-				'jquery',
-				'wc-checkout',
-			), WC_GERMANIZED_VERSION, true );
-
+			wp_enqueue_script( 'wc-gzd-checkout' );
 		}
 
 		if ( is_singular( 'product' ) ) {
 			$product = wc_get_product( $post->ID );
+
 			if ( $product && $product->is_type( 'variable' ) ) {
 				// Enqueue variation scripts
-				wp_enqueue_script( 'wc-gzd-add-to-cart-variation', $frontend_script_path . 'add-to-cart-variation' . $suffix . '.js', array( 'jquery', 'woocommerce', 'wc-add-to-cart-variation' ), WC_GERMANIZED_VERSION, true );
+				wp_enqueue_script( 'wc-gzd-add-to-cart-variation' );
 			}
 		}
 
@@ -629,14 +643,23 @@ public function add_scripts() {
 	 */
 	public function localize_scripts() {
 		global $wp;
+
 		$assets_path = str_replace( array( 'http:', 'https:' ), '', WC()->plugin_url() ) . '/assets/';
 
-		if ( wp_script_is( 'wc-gzd-revocation' ) ) {
+		if ( wp_script_is( 'wc-gzd-revocation' ) && ! in_array( 'wc-gzd-revocation', $this->localized_scripts ) ) {
+
+			$this->localized_scripts[] = 'wc-gzd-revocation';
+
 			wp_localize_script( 'wc-gzd-revocation', 'wc_gzd_revocation_params', apply_filters( 'wc_gzd_revocation_params', array(
 				'ajax_url'                  => WC()->ajax_url(),
 				'ajax_loader_url'           => apply_filters( 'woocommerce_ajax_loader_url', $assets_path . 'images/[email protected]' ),
 			) ) );
-		} else if ( wp_script_is( 'wc-gzd-add-to-cart-variation' ) ) {
+		}
+
+		if ( wp_script_is( 'wc-gzd-add-to-cart-variation' ) && ! in_array( 'wc-gzd-add-to-cart-variation', $this->localized_scripts )  ) {
+
+			$this->localized_scripts[] = 'wc-gzd-add-to-cart-variation';
+
 			wp_localize_script( 'wc-gzd-add-to-cart-variation', 'wc_gzd_add_to_cart_variation_params', apply_filters( 'woocommerce_gzd_add_to_cart_variation_params', array(
 				'wrapper'                   => '.type-product',
 			) ) );