class-wc-frontend-scripts.php
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<?php
/**
* Handle frontend scripts
*
* @class WC_Frontend_Scripts
* @version 2.3.0
* @package WooCommerce/Classes/
* @category Class
* @author WooThemes
*/
if (!defined('ABSPATH')) {
exit;
}
/**
* WC_Frontend_Scripts Class.
*/
class WC_Frontend_Scripts {
/**
* Contains an array of script handles registered by WC.
* @var array
*/
private static $scripts = array();
/**
* Contains an array of script handles registered by WC.
* @var array
*/
private static $styles = array();
/**
* Contains an array of script handles localized by WC.
* @var array
*/
private static $wp_localize_scripts = array();
/**
* Hook in methods.
*/
public static function init() {
add_action('wp_enqueue_scripts', array(__CLASS__, 'load_scripts'));
add_action('wp_print_scripts', array(__CLASS__, 'localize_printed_scripts'), 5);
add_action('wp_print_footer_scripts', array(__CLASS__, 'localize_printed_scripts'), 5);
}
/**
* Get styles for the frontend.
* @access private
* @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 a script for use.
*
* @uses wp_register_script()
* @access private
* @param string $handle
* @param string $path
* @param string[] $deps
* @param string $version
* @param boolean $in_footer
*/
private static function register_script($handle, $path, $deps = array('jquery'), $version = WC_VERSION, $in_footer = true) {
self::$scripts[] = $handle;
wp_register_script($handle, $path, $deps, $version, $in_footer);
}
/**
* Register and enqueue a script for use.
*
* @uses wp_enqueue_script()
* @access private
* @param string $handle
* @param string $path
* @param string[] $deps
* @param string $version
* @param boolean $in_footer
*/
private static function enqueue_script($handle, $path = '', $deps = array('jquery'), $version = WC_VERSION, $in_footer = true) {
if (!in_array($handle, self::$scripts) && $path) {
self::register_script($handle, $path, $deps, $version, $in_footer);
}
wp_enqueue_script($handle);
}
/**
* Register a style for use.
*
* @uses wp_register_style()
* @access private
* @param string $handle
* @param string $path
* @param string[] $deps
* @param string $version
* @param string $media
*/
private static function register_style($handle, $path, $deps = array(), $version = WC_VERSION, $media = 'all') {
self::$styles[] = $handle;
wp_register_style($handle, $path, $deps, $version, $media);
}
/**
* Register and enqueue a styles for use.
*
* @uses wp_enqueue_style()
* @access private
* @param string $handle
* @param string $path
* @param string[] $deps
* @param string $version
* @param string $media
*/
private static function enqueue_style($handle, $path = '', $deps = array(), $version = WC_VERSION, $media = 'all') {
if (!in_array($handle, self::$styles) && $path) {
self::register_style($handle, $path, $deps, $version, $media);
}
wp_enqueue_style($handle);
}
/**
* Register/queue frontend scripts.
*/
public static function load_scripts() {
global $post;
if (!did_action('before_woocommerce_init')) {
return;
}
$suffix = defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
$lightbox_en = 'yes' === get_option('woocommerce_enable_lightbox');
$ajax_cart_en = 'yes' === get_option('woocommerce_enable_ajax_add_to_cart');
$assets_path = str_replace(array('http:', 'https:'), '', WC()->plugin_url()) . '/assets/';
$frontend_script_path = $assets_path . 'js/frontend/';
// Chosen is @deprecated as of 2.3 in favour of 2.3. Here for backwards compatibility.
self::register_script('chosen', $assets_path . 'js/chosen/chosen.jquery' . $suffix . '.js', array('jquery'), '1.0.0');
self::register_script('select2', $assets_path . 'js/select2/select2' . $suffix . '.js', array('jquery'), '3.5.4');
// Register any scripts for later use, or used as dependencies
self::register_script('jquery-blockui', $assets_path . 'js/jquery-blockui/jquery.blockUI' . $suffix . '.js', array('jquery'), '2.70');
self::register_script('jquery-payment', $assets_path . 'js/jquery-payment/jquery.payment' . $suffix . '.js', array('jquery'), '1.2.4');
self::register_script('jquery-cookie', $assets_path . 'js/jquery-cookie/jquery.cookie' . $suffix . '.js', array('jquery'), '1.4.1');
self::register_script('wc-credit-card-form', $frontend_script_path . 'credit-card-form' . $suffix . '.js', array('jquery', 'jquery-payment'));
self::register_script('wc-add-to-cart-variation', $frontend_script_path . 'add-to-cart-variation' . $suffix . '.js', array('jquery', 'wp-util'));
self::register_script('wc-single-product', $frontend_script_path . 'single-product' . $suffix . '.js');
self::register_script('wc-country-select', $frontend_script_path . 'country-select' . $suffix . '.js');
self::register_script('wc-address-i18n', $frontend_script_path . 'address-i18n' . $suffix . '.js');
self::register_script('wc-password-strength-meter', $frontend_script_path . 'password-strength-meter' . $suffix . '.js', array('jquery', 'password-strength-meter'));
// Register frontend scripts conditionally
if ($ajax_cart_en) {
self::enqueue_script('wc-add-to-cart', $frontend_script_path . 'add-to-cart' . $suffix . '.js');
}
if (is_cart()) {
self::enqueue_script('wc-cart', $frontend_script_path . 'cart' . $suffix . '.js', array('jquery', 'wc-country-select', 'wc-address-i18n'));
}
if (is_checkout() || is_account_page()) {
self::enqueue_script('select2');
self::enqueue_style('select2', $assets_path . 'css/select2.css');
// Password strength meter.
// Load in checkout, account login and edit account page.
if (( 'no' === get_option('woocommerce_registration_generate_password') && !is_user_logged_in() ) || is_edit_account_page()) {
self::enqueue_script('wc-password-strength-meter');
}
}
if (is_checkout()) {
self::enqueue_script('wc-checkout', $frontend_script_path . 'checkout' . $suffix . '.js', array('jquery', 'woocommerce', 'wc-country-select', 'wc-address-i18n'));
}
if (is_add_payment_method_page()) {
self::enqueue_script('wc-add-payment-method', $frontend_script_path . 'add-payment-method' . $suffix . '.js', array('jquery', 'woocommerce'));
}
if (is_lost_password_page()) {
self::enqueue_script('wc-lost-password', $frontend_script_path . 'lost-password' . $suffix . '.js', array('jquery', 'woocommerce'));
}
if ($lightbox_en && ( is_product() || (!empty($post->post_content) && strstr($post->post_content, '[product_page') ) )) {
self::enqueue_script('prettyPhoto', $assets_path . 'js/prettyPhoto/jquery.prettyPhoto' . $suffix . '.js', array('jquery'), '3.1.6', true);
self::enqueue_script('prettyPhoto-init', $assets_path . 'js/prettyPhoto/jquery.prettyPhoto.init' . $suffix . '.js', array('jquery', 'prettyPhoto'));
self::enqueue_style('woocommerce_prettyPhoto_css', $assets_path . 'css/prettyPhoto.css');
}
if (is_product()) {
self::enqueue_script('wc-single-product');
}
if ('geolocation_ajax' === get_option('woocommerce_default_customer_address')) {
self::enqueue_script('wc-geolocation', $frontend_script_path . 'geolocation' . $suffix . '.js', array('jquery'));
}
// Global frontend scripts
self::enqueue_script('woocommerce', $frontend_script_path . 'woocommerce' . $suffix . '.js', array('jquery', 'jquery-blockui'));
self::enqueue_script('wc-cart-fragments', $frontend_script_path . 'cart-fragments' . $suffix . '.js', array('jquery', 'jquery-cookie'));
// CSS Styles
if ($enqueue_styles = self::get_styles()) {
foreach ($enqueue_styles as $handle => $args) {
self::enqueue_style($handle, $args['src'], $args['deps'], $args['version'], $args['media']);
}
}
}
/**
* Localize a WC script once.
* @access private
* @since 2.3.0 this needs less wp_script_is() calls due to https://core.trac.wordpress.org/ticket/28404 being added in WP 4.0.
* @param string $handle
*/
private static function localize_script($handle) {
if (!in_array($handle, self::$wp_localize_scripts) && wp_script_is($handle) && ( $data = self::get_script_data($handle) )) {
$name = str_replace('-', '_', $handle) . '_params';
self::$wp_localize_scripts[] = $handle;
wp_localize_script($handle, $name, apply_filters($name, $data));
}
}
/**
* Return data for script handles.
* @access private
* @param string $handle
* @return array|bool
*/
private static function get_script_data($handle) {
global $wp;
switch ($handle) {
case 'woocommerce' :
return array(
'ajax_url' => WC()->ajax_url(),
'wc_ajax_url' => WC_AJAX::get_endpoint("%%endpoint%%")
);
break;
case 'wc-geolocation' :
return array(
'wc_ajax_url' => WC_AJAX::get_endpoint("%%endpoint%%"),
'home_url' => home_url(),
'is_available' => !( is_cart() || is_account_page() || is_checkout() || is_customize_preview() ) ? '1' : '0',
'hash' => isset($_GET['v']) ? wc_clean($_GET['v']) : ''
);
break;
case 'wc-single-product' :
return array(
'i18n_required_rating_text' => esc_attr__('Please select a rating', 'woocommerce'),
'review_rating_required' => get_option('woocommerce_review_rating_required'),
);
break;
case 'wc-checkout' :
return array(
'ajax_url' => WC()->ajax_url(),
'wc_ajax_url' => WC_AJAX::get_endpoint("%%endpoint%%"),
'update_order_review_nonce' => wp_create_nonce('update-order-review'),
'apply_coupon_nonce' => wp_create_nonce('apply-coupon'),
'remove_coupon_nonce' => wp_create_nonce('remove-coupon'),
'option_guest_checkout' => get_option('woocommerce_enable_guest_checkout'),
'checkout_url' => WC_AJAX::get_endpoint("checkout"),
'is_checkout' => is_page(wc_get_page_id('checkout')) && empty($wp->query_vars['order-pay']) && !isset($wp->query_vars['order-received']) ? 1 : 0,
'debug_mode' => defined('WP_DEBUG') && WP_DEBUG,
'i18n_checkout_error' => esc_attr__('Error processing checkout. Please try again.', 'woocommerce'),
);
break;
case 'wc-address-i18n' :
return 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'),
);
break;
case 'wc-cart' :
return array(
'ajax_url' => WC()->ajax_url(),
'wc_ajax_url' => WC_AJAX::get_endpoint("%%endpoint%%"),
'update_shipping_method_nonce' => wp_create_nonce("update-shipping-method"),
);
break;
case 'wc-cart-fragments' :
return array(
'ajax_url' => WC()->ajax_url(),
'wc_ajax_url' => WC_AJAX::get_endpoint("%%endpoint%%"),
'fragment_name' => apply_filters('woocommerce_cart_fragment_name', 'wc_fragments')
);
break;
case 'wc-add-to-cart' :
return array(
'ajax_url' => WC()->ajax_url(),
'wc_ajax_url' => WC_AJAX::get_endpoint("%%endpoint%%"),
'i18n_view_cart' => esc_attr__('View Cart', 'woocommerce'),
'cart_url' => apply_filters('woocommerce_add_to_cart_redirect', wc_get_cart_url()),
'is_cart' => is_cart(),
'cart_redirect_after_add' => get_option('woocommerce_cart_redirect_after_add')
);
break;
case 'wc-add-to-cart-variation' :
// We also need the wp.template for this script :)
wc_get_template('single-product/add-to-cart/variation.php');
return array(
'i18n_no_matching_variations_text' => esc_attr__('Sorry, no products matched your selection. Please choose a different combination.', 'woocommerce'),
'i18n_make_a_selection_text' => esc_attr__('Select product options before adding this product to your cart.', 'woocommerce'),
'i18n_unavailable_text' => esc_attr__('Sorry, this product is unavailable. Please choose a different combination.', 'woocommerce')
);
break;
case 'wc-country-select' :
return 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 your State…', 'woocommerce'),
'i18n_matches_1' => _x('One result is available, press enter to select it.', 'enhanced select', 'woocommerce'),
'i18n_matches_n' => _x('%qty% results are available, use up and down arrow keys to navigate.', 'enhanced select', 'woocommerce'),
'i18n_no_matches' => _x('No matches found', 'enhanced select', 'woocommerce'),
'i18n_ajax_error' => _x('Loading failed', 'enhanced select', 'woocommerce'),
'i18n_input_too_short_1' => _x('Please enter 1 or more characters', 'enhanced select', 'woocommerce'),
'i18n_input_too_short_n' => _x('Please enter %qty% or more characters', 'enhanced select', 'woocommerce'),
'i18n_input_too_long_1' => _x('Please delete 1 character', 'enhanced select', 'woocommerce'),
'i18n_input_too_long_n' => _x('Please delete %qty% characters', 'enhanced select', 'woocommerce'),
'i18n_selection_too_long_1' => _x('You can only select 1 item', 'enhanced select', 'woocommerce'),
'i18n_selection_too_long_n' => _x('You can only select %qty% items', 'enhanced select', 'woocommerce'),
'i18n_load_more' => _x('Loading more results…', 'enhanced select', 'woocommerce'),
'i18n_searching' => _x('Searching…', 'enhanced select', 'woocommerce'),
);
break;
case 'wc-password-strength-meter' :
return array(
'min_password_strength' => apply_filters('woocommerce_min_password_strength', 3),
'i18n_password_error' => esc_attr__('Please enter a stronger password.', 'woocommerce'),
'i18n_password_hint' => esc_attr__('The password should be at least seven characters long. To make it stronger, use upper and lower case letters, numbers and symbols like ! " ? $ % ^ & ).', 'woocommerce')
);
break;
}
return false;
}
/**
* Localize scripts only when enqueued.
*/
public static function localize_printed_scripts() {
foreach (self::$scripts as $handle) {
self::localize_script($handle);
}
}
}
WC_Frontend_Scripts::init();