/**
* Plugin Name: Custom WooCommerce Currency Switcher
* Description: A floating currency switcher for WooCommerce with a pop-up selector.
* Version: 1.2
* Author: Your Name
* License: GPL2
*/
// Enqueue CSS and JavaScript
function custom_currency_switcher_assets() {
wp_enqueue_style('currency-switcher-css', plugin_dir_url(__FILE__) . 'css/currency-switcher.css');
wp_enqueue_script('jquery');
wp_enqueue_script('currency-switcher-js', plugin_dir_url(__FILE__) . 'js/currency-switcher.js', array('jquery'), null, true);
wp_localize_script('currency-switcher-js', 'currencySwitcherAjax', array(
'ajax_url' => admin_url('admin-ajax.php'),
));
}
add_action('wp_enqueue_scripts', 'custom_currency_switcher_assets');
// Ensure WooCommerce session starts properly
function start_woocommerce_session() {
if (!session_id()) {
session_start();
}
if (WC()->session) {
WC()->session->set('currency', WC()->session->get('currency', 'USD'));
}
}
add_action('init', 'start_woocommerce_session');
// Currency symbols mapping
function get_currency_symbols() {
return array(
'USD' => '$',
'NGN' => '₦',
'GHS' => '₵',
'ZAR' => 'R'
);
}
// Add currency switcher HTML (Removed from checkout page)
// Add currency switcher only on specific pages
function custom_currency_switcher_html() {
if (is_checkout() || is_shop()) {
return; // Don't show on checkout or shop page
}
// Check if we're on a single product page and if the product belongs to the "recipe-book" category
if (is_product()) {
global $post;
$product = wc_get_product($post->ID);
if (!$product || !has_term('recipe-book', 'product_cat', $product->get_id())) {
return; // Hide switcher if not in the "recipe-book" category
}
}
// Ensure it shows on the cart page
if (is_cart() || is_product()) {
$selected_currency = WC()->session->get('currency', 'USD');
$currencies = array('USD' => 'USD', 'NGN' => 'NGN', 'GHS' => 'GHS', 'ZAR' => 'ZAR');
echo '';
echo '
Currency: ' . esc_html($selected_currency) . '
';
echo '
';
$currencies = array(
'USD' => 'US Dollar',
'NGN' => 'Nigerian Naira',
'GHS' => 'Ghanaian Cedi',
'ZAR' => 'South African Rand'
);
foreach ($currencies as $currency_code => $currency_label) {
woocommerce_wp_text_input(array(
'id' => '_custom_price_' . strtolower($currency_code),
'label' => __('Price in ' . $currency_label, 'woocommerce'),
'desc_tip' => 'true',
'description' => __('Set a fixed price for ' . $currency_label . '.', 'woocommerce'),
'type' => 'number',
'custom_attributes' => array(
'step' => '0.01',
'min' => '0'
),
));
}
echo '
';
}
add_action('woocommerce_product_options_pricing', 'add_custom_currency_fields');
// Save the custom prices
function save_custom_currency_fields($post_id) {
$currencies = array('USD', 'NGN', 'GHS', 'ZAR');
foreach ($currencies as $currency) {
$field_id = '_custom_price_' . strtolower($currency);
if (isset($_POST[$field_id])) {
update_post_meta($post_id, $field_id, sanitize_text_field($_POST[$field_id]));
}
}
}
add_action('woocommerce_process_product_meta', 'save_custom_currency_fields');
// Handle AJAX request to fetch product price based on selected currency
function get_product_price_by_currency() {
if (!isset($_POST['product_id']) || !isset($_POST['currency'])) {
wp_send_json_error(array('message' => 'Invalid request.'));
}
// Get the product ID and selected currency
$product_id = intval($_POST['product_id']);
$currency = sanitize_text_field($_POST['currency']);
// Ensure WooCommerce session is initialized
if (!WC()->session) {
WC()->initialize_session();
}
// Define your currency symbols mapping (you can modify it)
$currency_symbols = array(
'USD' => '$',
'NGN' => '₦',
'GHS' => '₵',
'ZAR' => 'R',
);
// Get the custom price for the selected currency
$custom_price = get_post_meta($product_id, '_custom_price_' . strtolower($currency), true);
// If custom price is not set, use the regular price
if (empty($custom_price)) {
$product = wc_get_product($product_id);
$custom_price = $product->get_price();
}
// Get the correct currency symbol
$currency_symbol = isset($currency_symbols[$currency]) ? $currency_symbols[$currency] : '$';
// Return the formatted price
wp_send_json_success(array(
'price' => $currency_symbol . number_format($custom_price, 2),
));
}
add_action('wp_ajax_get_product_price', 'get_product_price_by_currency');
add_action('wp_ajax_nopriv_get_product_price', 'get_product_price_by_currency');
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