init

wp-content/plugins/woocommerce-payments/includes/multi-currency/StorefrontIntegration.php

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+<?php
+/**
+ * Class StorefrontIntegration
+ *
+ * @package WooCommerce\Payments\StorefrontIntegration
+ */
+
+namespace WCPay\MultiCurrency;
+
+defined( 'ABSPATH' ) || exit;
+
+/**
+ * Class that controls Multi-Currency Storefront Integration.
+ */
+class StorefrontIntegration {
+
+	/**
+	 * Multi-Currency instance.
+	 *
+	 * @var MultiCurrency
+	 */
+	protected $multi_currency;
+
+	/**
+	 * Constructor.
+	 *
+	 * @param MultiCurrency $multi_currency The MultiCurrency instance.
+	 */
+	public function __construct( MultiCurrency $multi_currency ) {
+		$this->multi_currency = $multi_currency;
+		$this->init_actions_and_filters();
+	}
+
+	/**
+	 * Adds the CSS to the head of the page.
+	 *
+	 * @return void
+	 */
+	public function add_inline_css() {
+		$css = '
+			#woocommerce-payments-multi-currency-storefront-widget {
+				float: right;
+			}
+			#woocommerce-payments-multi-currency-storefront-widget form {
+				margin: 0;
+			}
+		';
+
+		wp_add_inline_style(
+			'storefront-style',
+			apply_filters( MultiCurrency::FILTER_PREFIX . 'storefront_widget_css', $css )
+		);
+	}
+
+	/**
+	 * This modifies the breadcrumb defaults for us to be able to place the widget.
+	 *
+	 * @param array $defaults The defaults breadcrumb properties.
+	 *
+	 * @return array The modified defaults properties.
+	 */
+	public function modify_breadcrumb_defaults( array $defaults ): array {
+		// Set the instance and args arrays for the widget.
+		$instance = apply_filters( MultiCurrency::FILTER_PREFIX . 'storefront_widget_instance', [] );
+		$args     = apply_filters(
+			MultiCurrency::FILTER_PREFIX . 'storefront_widget_args',
+			[
+				'before_widget' => '<div id="woocommerce-payments-multi-currency-storefront-widget" class="woocommerce-breadcrumb">',
+				'after_widget'  => '</div>',
+			]
+		);
+
+		/**
+		 * Some storefront child themes use different wrappers and styles. We need to place the widget before
+		 * the <nav> to display it properly.
+		 */
+		$defaults['wrap_before'] = str_replace( '<nav', $this->multi_currency->get_switcher_widget_markup( $instance, $args ) . '<nav', $defaults['wrap_before'] );
+
+		return $defaults;
+	}
+
+	/**
+	 * Adds the actions and filters.
+	 *
+	 * @return void
+	 */
+	private function init_actions_and_filters() {
+		// Do not enable the breadcrumb widget if there's only one currency active.
+		if ( 1 >= count( $this->multi_currency->get_enabled_currencies() ) ) {
+			return;
+		}
+
+		// Simulation overrides for Multi-Currency onboarding preview.
+		$simulation_variables     = $this->multi_currency->get_multi_currency_onboarding_simulation_variables() ?? [];
+		$simulation_enabled       = false;
+		$simulation_hide_switcher = false;
+
+		if ( 0 < count( $simulation_variables ) && isset( $simulation_variables['enable_storefront_switcher'] ) ) {
+			// We have a incoming override request! Simulate the flag.
+			$simulation_enabled         = true;
+			$enable_storefront_switcher = (bool) $simulation_variables['enable_storefront_switcher'];
+			// If the Storefront switcher is not enabled on the onboarding page, hide it.
+			if ( ! $enable_storefront_switcher ) {
+				$simulation_hide_switcher = true;
+			}
+		}
+
+		// We want this enabled by default, so we default the option to 'yes'.
+		if ( ! $simulation_hide_switcher
+			&& (
+				$simulation_enabled
+				|| $this->multi_currency->is_using_storefront_switcher()
+				)
+			) {
+				add_filter( 'woocommerce_breadcrumb_defaults', [ $this, 'modify_breadcrumb_defaults' ], 9999 );
+				add_action( 'wp_enqueue_scripts', [ $this, 'add_inline_css' ], 50 );
+		}
+	}
+}