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woocommerce/includes/class-wc-frontend-scripts.php

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PHP
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<?php
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly
}
/**
* Handle frontend forms
*
* @class WC_Frontend_Scripts
* @version 2.2.0
* @package WooCommerce/Classes/
* @category Class
* @author WooThemes
*/
class WC_Frontend_Scripts {
/**
* Hook in methods
*/
public static function init() {
add_action( 'wp_enqueue_scripts', array( __CLASS__, 'load_scripts' ) );
add_action( 'wp_print_scripts', array( __CLASS__, 'check_jquery' ), 25 );
add_action( 'wp_print_scripts', array( __CLASS__, 'localize_printed_scripts' ), 5 );
add_action( 'wp_print_footer_scripts', array( __CLASS__, 'localize_printed_scripts' ), 5 );
add_filter( 'woocommerce_enqueue_styles', array( __CLASS__, 'backwards_compat' ) );
}
/**
* Get styles for the frontend
* @return array
*/
public static function get_styles() {
return apply_filters( 'woocommerce_enqueue_styles', array(
'woocommerce-layout' => array(
'src' => str_replace( array( 'http:', 'https:' ), '', WC()->plugin_url() ) . '/assets/css/woocommerce-layout.css',
'deps' => '',
'version' => WC_VERSION,
'media' => 'all'
),
'woocommerce-smallscreen' => array(
'src' => str_replace( array( 'http:', 'https:' ), '', WC()->plugin_url() ) . '/assets/css/woocommerce-smallscreen.css',
'deps' => 'woocommerce-layout',
'version' => WC_VERSION,
'media' => 'only screen and (max-width: ' . apply_filters( 'woocommerce_style_smallscreen_breakpoint', $breakpoint = '768px' ) . ')'
),
'woocommerce-general' => array(
'src' => str_replace( array( 'http:', 'https:' ), '', WC()->plugin_url() ) . '/assets/css/woocommerce.css',
'deps' => '',
'version' => WC_VERSION,
'media' => 'all'
),
) );
}
/**
* Register/queue frontend scripts.
*
* @access public
* @return void
*/
public static function load_scripts() {
global $post;
$suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
$lightbox_en = get_option( 'woocommerce_enable_lightbox' ) == 'yes' ? true : false;
$ajax_cart_en = get_option( 'woocommerce_enable_ajax_add_to_cart' ) == 'yes' ? true : false;
$assets_path = str_replace( array( 'http:', 'https:' ), '', WC()->plugin_url() ) . '/assets/';
$frontend_script_path = $assets_path . 'js/frontend/';
// Register any scripts for later use, or used as dependencies
wp_register_script( 'chosen', $assets_path . 'js/chosen/chosen.jquery' . $suffix . '.js', array( 'jquery' ), '1.0.0', true );
wp_register_script( 'jquery-blockui', $assets_path . 'js/jquery-blockui/jquery.blockUI' . $suffix . '.js', array( 'jquery' ), '2.60', true );
wp_register_script( 'jquery-payment', $assets_path . 'js/jquery-payment/jquery.payment' . $suffix . '.js', array( 'jquery' ), '1.0.2', true );
wp_register_script( 'wc-credit-card-form', $assets_path . 'js/frontend/credit-card-form' . $suffix . '.js', array( 'jquery', 'jquery-payment' ), WC_VERSION, true );
wp_register_script( 'wc-add-to-cart-variation', $frontend_script_path . 'add-to-cart-variation' . $suffix . '.js', array( 'jquery' ), WC_VERSION, true );
wp_register_script( 'wc-single-product', $frontend_script_path . 'single-product' . $suffix . '.js', array( 'jquery' ), WC_VERSION, true );
wp_register_script( 'wc-country-select', $frontend_script_path . 'country-select' . $suffix . '.js', array( 'jquery' ), WC_VERSION, true );
wp_register_script( 'wc-address-i18n', $frontend_script_path . 'address-i18n' . $suffix . '.js', array( 'jquery' ), WC_VERSION, true );
wp_register_script( 'jquery-cookie', $assets_path . 'js/jquery-cookie/jquery.cookie' . $suffix . '.js', array( 'jquery' ), '1.3.1', true );
// Queue frontend scripts conditionally
if ( $ajax_cart_en )
wp_enqueue_script( 'wc-add-to-cart', $frontend_script_path . 'add-to-cart' . $suffix . '.js', array( 'jquery' ), WC_VERSION, true );
if ( is_cart() )
wp_enqueue_script( 'wc-cart', $frontend_script_path . 'cart' . $suffix . '.js', array( 'jquery', 'wc-country-select' ), WC_VERSION, true );
if ( is_checkout() ) {
if ( get_option( 'woocommerce_enable_chosen' ) == 'yes' ) {
wp_enqueue_script( 'wc-chosen', $frontend_script_path . 'chosen-frontend' . $suffix . '.js', array( 'chosen' ), WC_VERSION, true );
wp_enqueue_style( 'woocommerce_chosen_styles', $assets_path . 'css/chosen.css' );
}
wp_enqueue_script( 'wc-checkout', $frontend_script_path . 'checkout' . $suffix . '.js', array( 'jquery', 'woocommerce', 'wc-country-select', 'wc-address-i18n' ), WC_VERSION, true );
}
if ( is_page( get_option( 'woocommerce_myaccount_page_id' ) ) ) {
if ( get_option( 'woocommerce_enable_chosen' ) == 'yes' ) {
wp_enqueue_script( 'wc-chosen', $frontend_script_path . 'chosen-frontend' . $suffix . '.js', array( 'chosen' ), WC_VERSION, true );
wp_enqueue_style( 'woocommerce_chosen_styles', $assets_path . 'css/chosen.css' );
}
}
if ( is_add_payment_method_page() )
wp_enqueue_script( 'wc-add-payment-method', $frontend_script_path . 'add-payment-method' . $suffix . '.js', array( 'jquery', 'woocommerce' ), WC_VERSION, true );
if ( $lightbox_en && ( is_product() || ( ! empty( $post->post_content ) && strstr( $post->post_content, '[product_page' ) ) ) ) {
wp_enqueue_script( 'prettyPhoto', $assets_path . 'js/prettyPhoto/jquery.prettyPhoto' . $suffix . '.js', array( 'jquery' ), '3.1.5', true );
wp_enqueue_script( 'prettyPhoto-init', $assets_path . 'js/prettyPhoto/jquery.prettyPhoto.init' . $suffix . '.js', array( 'jquery','prettyPhoto' ), WC_VERSION, true );
wp_enqueue_style( 'woocommerce_prettyPhoto_css', $assets_path . 'css/prettyPhoto.css' );
}
if ( is_product() )
wp_enqueue_script( 'wc-single-product' );
// Global frontend scripts
wp_enqueue_script( 'woocommerce', $frontend_script_path . 'woocommerce' . $suffix . '.js', array( 'jquery', 'jquery-blockui' ), WC_VERSION, true );
wp_enqueue_script( 'wc-cart-fragments', $frontend_script_path . 'cart-fragments' . $suffix . '.js', array( 'jquery', 'jquery-cookie' ), WC_VERSION, true );
// CSS Styles
$enqueue_styles = self::get_styles();
if ( $enqueue_styles ) {
foreach ( $enqueue_styles as $handle => $args ) {
wp_enqueue_style( $handle, $args['src'], $args['deps'], $args['version'], $args['media'] );
}
}
}
/**
* Localize scripts only when enqueued
*/
public static function localize_printed_scripts() {
global $wp;
$assets_path = str_replace( array( 'http:', 'https:' ), '', WC()->plugin_url() ) . '/assets/';
if ( wp_script_is( 'woocommerce' ) ) {
wp_localize_script( 'woocommerce', 'woocommerce_params', apply_filters( 'woocommerce_params', array(
'ajax_url' => WC()->ajax_url(),
'ajax_loader_url' => apply_filters( 'woocommerce_ajax_loader_url', $assets_path . 'images/ajax-loader@2x.gif' ),
) ) );
}
if ( wp_script_is( 'wc-single-product' ) ) {
wp_localize_script( 'wc-single-product', 'wc_single_product_params', apply_filters( 'wc_single_product_params', array(
'i18n_required_rating_text' => esc_attr__( 'Please select a rating', 'woocommerce' ),
'review_rating_required' => get_option( 'woocommerce_review_rating_required' ),
) ) );
}
if ( wp_script_is( 'wc-checkout' ) ) {
wp_localize_script( 'wc-checkout', 'wc_checkout_params', apply_filters( 'wc_checkout_params', array(
'ajax_url' => WC()->ajax_url(),
'ajax_loader_url' => apply_filters( 'woocommerce_ajax_loader_url', $assets_path . 'images/ajax-loader@2x.gif' ),
'update_order_review_nonce' => wp_create_nonce( "update-order-review" ),
'apply_coupon_nonce' => wp_create_nonce( "apply-coupon" ),
'option_guest_checkout' => get_option( 'woocommerce_enable_guest_checkout' ),
'checkout_url' => add_query_arg( 'action', 'woocommerce_checkout', WC()->ajax_url() ),
'is_checkout' => is_page( wc_get_page_id( 'checkout' ) ) && empty( $wp->query_vars['order-pay'] ) && ! isset( $wp->query_vars['order-received'] ) ? 1 : 0
) ) );
}
if ( wp_script_is( 'wc-address-i18n' ) || wp_script_is( 'wc-checkout' ) ) {
wp_localize_script( 'wc-address-i18n', 'wc_address_i18n_params', apply_filters( 'wc_address_i18n_params', array(
'locale' => json_encode( WC()->countries->get_country_locale() ),
'locale_fields' => json_encode( WC()->countries->get_country_locale_field_selectors() ),
'i18n_required_text' => esc_attr__( 'required', 'woocommerce' ),
) ) );
}
if ( wp_script_is( 'wc-cart' ) ) {
wp_localize_script( 'wc-cart', 'wc_cart_params', apply_filters( 'wc_cart_params', array(
'ajax_url' => WC()->ajax_url(),
'ajax_loader_url' => apply_filters( 'woocommerce_ajax_loader_url', $assets_path . 'images/ajax-loader@2x.gif' ),
'update_shipping_method_nonce' => wp_create_nonce( "update-shipping-method" ),
) ) );
}
if ( wp_script_is( 'wc-cart-fragments' ) ) {
wp_localize_script( 'wc-cart-fragments', 'wc_cart_fragments_params', apply_filters( 'wc_cart_fragments_params', array(
'ajax_url' => WC()->ajax_url(),
'fragment_name' => apply_filters( 'woocommerce_cart_fragment_name', 'wc_fragments' )
) ) );
}
if ( wp_script_is( 'wc-add-to-cart' ) ) {
wp_localize_script( 'wc-add-to-cart', 'wc_add_to_cart_params', apply_filters( 'wc_add_to_cart_params', array(
'ajax_url' => WC()->ajax_url(),
'ajax_loader_url' => apply_filters( 'woocommerce_ajax_loader_url', $assets_path . 'images/ajax-loader@2x.gif' ),
'i18n_view_cart' => esc_attr__( 'View Cart', 'woocommerce' ),
'cart_url' => get_permalink( wc_get_page_id( 'cart' ) ),
'is_cart' => is_cart(),
'cart_redirect_after_add' => get_option( 'woocommerce_cart_redirect_after_add' )
) ) );
}
if ( wp_script_is( 'wc-add-to-cart-variation' ) ) {
wp_localize_script( 'wc-add-to-cart-variation', 'wc_add_to_cart_variation_params', apply_filters( 'wc_add_to_cart_variation_params', array(
'i18n_no_matching_variations_text' => esc_attr__( 'Sorry, no products matched your selection. Please choose a different combination.', 'woocommerce' ),
'i18n_unavailable_text' => esc_attr__( 'Sorry, this product is unavailable. Please choose a different combination.', 'woocommerce' ),
) ) );
}
if ( wp_script_is( 'wc-country-select' ) || wp_script_is( 'wc-cart' ) || wp_script_is( 'wc-checkout' ) ) {
wp_localize_script( 'wc-country-select', 'wc_country_select_params', apply_filters( 'wc_country_select_params', array(
'countries' => json_encode( array_merge( WC()->countries->get_allowed_country_states(), WC()->countries->get_shipping_country_states() ) ),
'i18n_select_state_text' => esc_attr__( 'Select an option&hellip;', 'woocommerce' ),
) ) );
}
}
/**
* WC requires jQuery 1.8 since it uses functions like .on() for events and .parseHTML.
* If, by the time wp_print_scrips is called, jQuery is outdated (i.e not
* using the version in core) we need to deregister it and register the
* core version of the file.
*
* @access public
* @return void
*/
public static function check_jquery() {
global $wp_scripts;
// Enforce minimum version of jQuery
if ( ! empty( $wp_scripts->registered['jquery']->ver ) && ! empty( $wp_scripts->registered['jquery']->src ) && 0 >= version_compare( $wp_scripts->registered['jquery']->ver, '1.8' ) ) {
wp_deregister_script( 'jquery' );
wp_register_script( 'jquery', '/wp-includes/js/jquery/jquery.js', array(), '1.8' );
wp_enqueue_script( 'jquery' );
}
}
/**
* Provide backwards compat for old constant
* @param array $styles
* @return array
*/
public static function backwards_compat( $styles ) {
if ( defined( 'WOOCOMMERCE_USE_CSS' ) ) {
_deprecated_function( 'WOOCOMMERCE_USE_CSS', '2.1', 'Styles should be removed using wp_deregister_style or the woocommerce_enqueue_styles filter rather than the WOOCOMMERCE_USE_CSS constant.' );
if ( ! WOOCOMMERCE_USE_CSS )
return false;
}
return $styles;
}
}
WC_Frontend_Scripts::init();
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