skyverge/wc-plugin-framework

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woocommerce/payment-gateway/External_Checkout/Admin.php

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<?php
/**
 * WooCommerce Payment Gateway Framework
 *
 * This source file is subject to the GNU General Public License v3.0
 * that is bundled with this package in the file license.txt.
 * It is also available through the world-wide-web at this URL:
 * http://www.gnu.org/licenses/gpl-3.0.html
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@skyverge.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade the plugin to newer
 * versions in the future. If you wish to customize the plugin for your
 * needs please refer to http://www.skyverge.com
 *
 * @package   SkyVerge/WooCommerce/Payment-Gateway/External_Checkout
 * @author    SkyVerge
 * @copyright Copyright (c) 2013-2024, SkyVerge, Inc.
 * @license   http://www.gnu.org/licenses/gpl-3.0.html GNU General Public License v3.0
 */

namespace SkyVerge\WooCommerce\PluginFramework\v5_12_4\Payment_Gateway\External_Checkout;

use SkyVerge\WooCommerce\PluginFramework\v5_12_4\SV_WC_Helper;

defined( 'ABSPATH' ) or exit;

if ( ! class_exists( __NAMESPACE__ . '\\Admin' ) ) :

/**
 * Base class to set up a Payments settings screen, used by external checkout integrations.
 *
 * @since 5.10.0
 */
#[\AllowDynamicProperties]
abstract class Admin {


    /** @var string settings section ID */
    protected $section_id;


    /**
     * Construct the class.
     *
     * @since 5.10.0
     */
    public function __construct() {

        $this->add_hooks();
    }


    /**
     * Sets up the necessary hooks.
     *
     * @since 5.10.0
     */
    protected function add_hooks() {

        // bail if another plugin has already added the settings for this external checkout integration
        $sections = apply_filters( 'woocommerce_get_sections_checkout', [] );
        if ( ! empty( $sections[ $this->section_id ] ) ) {
            return;
        }

        add_filter( 'woocommerce_get_sections_checkout',  [ $this, 'add_settings_section' ], 99 );
        add_action( 'woocommerce_settings_checkout',      [ $this, 'add_settings' ] );
        add_action( 'woocommerce_settings_save_checkout', [ $this, 'save_settings' ] );

        // render the special "static" gateway select
        if ( ! has_action( 'woocommerce_admin_field_static' ) ) {
            add_action( 'woocommerce_admin_field_static', [ $this, 'render_static_setting' ] );
        }

        // add admin notices for configuration issues
        add_action( 'admin_footer', [ $this, 'add_admin_notices' ], 10 );
    }


    /**
     * Adds the checkout settings section.
     *
     * @internal
     *
     * @since 5.10.0
     *
     * @param array $sections the existing sections
     * @return array
     */
    public function add_settings_section( $sections ) {

        $sections[ $this->section_id ] = $this->get_settings_section_name();

        return $sections;
    }


    /**
     * Gets the name of the settings section.
     *
     * @since 5.10.0
     *
     * @return string
     */
    abstract protected function get_settings_section_name();


    /**
     * Gets all of the combined settings.
     *
     * @since 5.10.0
     *
     * @return array $settings combined settings.
     */
    abstract public function get_settings();


    /**
     * Adds the definition for a Processing Gateway setting.
     *
     * @since 5.10.0
     *
     * @param array $settings setting definitions
     * @return array
     */
    protected function add_processing_gateway_settings( $settings ) {

        $gateway_options = $this->get_processing_gateway_options();

        if ( 1 === count( $gateway_options ) ) {

            $settings[] = [
                'id'    => $this->get_processing_gateway_setting_id(),
                'title' => _x( 'Processing Gateway', 'Noun: payment gateway used to process a transaction', 'woocommerce-plugin-framework' ),
                'type'  => 'static',
                'value' => key( $gateway_options ),
                'label' => current( $gateway_options ),
            ];

        } else {

            $settings[] = [
                'id'    => $this->get_processing_gateway_setting_id(),
                'title'   => _x( 'Processing Gateway', 'Noun: payment gateway used to process a transaction','woocommerce-plugin-framework' ),
                'type'    => 'select',
                'options' => $gateway_options
            ];
        }

        return $settings;
    }


    /**
     * Gets the ID for the Processing Gateway setting.
     *
     * @since 5.10.0
     *
     * @return string
     */
    protected function get_processing_gateway_setting_id() {

        return sprintf( 'sv_wc_%s_payment_gateway', str_replace( '-', '_', $this->section_id ) );
    }


    /**
     * Gets an array IDs and names of payment gateways that declare support.
     *
     * @since 5.10.0
     *
     * @return array
     */
    protected function get_processing_gateway_options() {

        return array_map(
            function( $gateway ) {
                return $gateway->get_method_title();
            },
            $this->get_supporting_gateways()
        );
    }


    /**
     * Gets the gateways that declare support.
     *
     * @since 5.10.0
     *
     * @return array the supporting gateways as `$gateway_id => \SV_WC_Payment_Gateway`
     */
    abstract protected function get_supporting_gateways();


    /**
     * Outputs the settings fields.
     *
     * @internal
     *
     * @since 5.10.0
     *
     * @global string $current_section current settings section.
     */
    public function add_settings() {
        global $current_section;

        if ( $current_section === $this->section_id ) {
            \WC_Admin_Settings::output_fields( $this->get_settings() );
        }
    }


    /**
     * Saves the settings.
     *
     * @internal
     *
     * @since 5.10.0
     *
     * @global string $current_section current settings section.
     */
    public function save_settings() {
        global $current_section;

        if ( $current_section === $this->section_id ) {
            \WC_Admin_Settings::save_fields( $this->get_settings() );
        }
    }


    /**
     * Renders a static setting.
     *
     * This "setting" just displays simple text instead of a <select> with only one option.
     *
     * @since 5.10.0
     *
     * @param array $setting
     */
    public function render_static_setting( $setting ) {

        ?>

        <tr valign="top">
        <th scope="row" class="titledesc">
            <label for="<?php echo esc_attr( $setting['id'] ); ?>"><?php echo esc_html( $setting['title'] ); ?></label>
        </th>
        <td class="forminp forminp-<?php echo sanitize_title( $setting['type'] ) ?>">
            <?php echo esc_html( $setting['label'] ); ?>
            <input
                name="<?php echo esc_attr( $setting['id'] ); ?>"
                id="<?php echo esc_attr( $setting['id'] ); ?>"
                value="<?php echo esc_html( $setting['value'] ); ?>"
                type="hidden"
            >
        </td>
        </tr><?php
    }


    /**
     * Determines if the user is currently on the settings screen.
     *
     * @since 5.10.0
     *
     * @return bool
     */
    protected function is_settings_screen() {

        return 'wc-settings' === SV_WC_Helper::get_requested_value( 'page' ) && $this->section_id === SV_WC_Helper::get_requested_value( 'section' );
    }


    /**
     * Gets the available display location options.
     *
     * @since 5.10.0
     *
     * @return array
     */
    protected function get_display_location_options() {

        return [
            'product'  => __( 'Single products', 'woocommerce-plugin-framework' ),
            'cart'     => __( 'Cart', 'woocommerce-plugin-framework' ),
            'checkout' => __( 'Checkout', 'woocommerce-plugin-framework' ),
        ];
    }


    /**
     * Adds admin notices for configuration issues.
     *
     * @since 5.10.0
     */
    public function add_admin_notices() {

        // if the feature is not enabled, bail
        if ( ! $this->handler->is_enabled() ) {
            return;
        }

        // if not on the settings screen, bail
        if ( ! $this->is_settings_screen() ) {
            return;
        }

        $this->add_configuration_errors_notice();

        $this->add_configuration_warnings_notices();
    }


    /**
     * Adds one error notice for all configuration options that need attention.
     *
     * @since 5.10.0
     */
    protected function add_configuration_errors_notice() {

        $errors = $this->get_configuration_errors();

        if ( ! empty( $errors ) ) {

            $message = sprintf(
                /* translators: Placeholder: %s - external checkout label */
                '<strong>' . __( '%s is disabled.', 'woocommerce-plugin-framework' ) . '</strong>',
                $this->handler->get_label()
            );

            if ( 1 === count( $errors ) ) {
                $message .= ' ' . current( $errors );
            } else {
                $message .= '<ul><li>' . implode( '</li><li>', $errors ) . '</li></ul>';
            }

            $this->handler->get_plugin()->get_admin_notice_handler()->add_admin_notice( $message, $this->section_id . '-configuration-issue', [
                'notice_class' => 'error',
                'dismissible'  => false,
            ] );
        }
    }


    /**
     * Adds warning notices for each configuration option that may need attention.
     *
     * @since 5.10.0
     */
    protected function add_configuration_warnings_notices() {

        if ( $this->should_display_shipping_based_tax_notice() ) {

            $message = $this->get_shipping_based_tax_notice();

            $this->handler->get_plugin()->get_admin_notice_handler()->add_admin_notice( $message, $this->section_id . '-shipping-based-tax', [
                'notice_class' => 'notice-warning',
                'dismissible'  => true,
            ] );
        }

        if ( $this->should_display_billing_based_tax_notice() ) {
            $message = $this->get_billing_based_tax_notice();

            $this->handler->get_plugin()->get_admin_notice_handler()->add_admin_notice( $message, $this->section_id . '-billing-based-tax', [
                'notice_class' => 'notice-warning',
                'dismissible'  => true,
            ] );
        }
    }


    /**
     * Gets the error messages for configuration issues that need attention.
     *
     * @since 5.10.0
     *
     * @return string[] error messages
     */
    protected function get_configuration_errors() {

        $errors = [];

        // currency notice
        $accepted_currencies = $this->handler->get_accepted_currencies();

        if ( ! empty( $accepted_currencies ) && ! in_array( get_woocommerce_currency(), $accepted_currencies, true ) ) {

            $errors[] = sprintf(
                /* translators: Context: Error message displayed to merchants if their store currency is not in one of the accepted currencies by the payment gateway they intend to enable. Placeholders: %1$s - a currency or comma-separated list of currencies, %2$s - opening HTML <a> tag, %3$s - closing HTML </a> tag, %4$s - payment method title/label */
                _n('Accepts payment in %1$s only. %2$sConfigure%3$s WooCommerce to accept %1$s to enable %4$s.', 'Accepts payment in %1$s only. %2$sConfigure%3$s WooCommerce to accept %1$s to enable %4$s.', count( $accepted_currencies ), 'woocommerce-plugin-framework' ),
                '<strong>' . implode( ', ', $accepted_currencies ) . '</strong>',
                '<a href="' . esc_url( admin_url( 'admin.php?page=wc-settings&tab=general' ) ) . '">',
                '</a>',
                $this->handler->get_label()
            );
        }

        return $errors;
    }


    /**
     * Checks if the shipping based tax notice should be displayed.
     *
     * @since 5.10.0
     *
     * @return bool
     */
    protected function should_display_shipping_based_tax_notice() {

        return 'shipping' === get_option( 'woocommerce_tax_based_on' ) &&
               SV_WC_Helper::shop_has_virtual_products();
    }


    /**
     * Gets the shipping based tax notice text.
     *
     * @since 5.10.0
     *
     * @return string
     */
    protected function get_shipping_based_tax_notice() : string {

        return sprintf(
            /* translators: Placeholders: %1$s - Checkout method label, %2$s - Opening HTML <a> tag, %3$s - Closing HTML </a> tag, %4$s - Opening HTML <strong> tag, %5$s - closing HTML </strong> tag */
            __( 'Your store %1$scalculates taxes%2$s based on the shipping address, but %1$s %4$sdoes not%5$s share customer shipping information with your store for orders with only virtual products. These orders will have their taxes calculated based on the shop address instead.', 'woocommerce-plugin-framework' ),
            '<a href="' . esc_url( admin_url( 'admin.php?page=wc-settings&tab=tax' ) ) . '">', '</a>',
            $this->handler->get_label(),
            '<strong>', '</strong>'
        );
    }


    /**
     * Checks if the billing based tax notice should be displayed.
     *
     * @since 5.10.0
     *
     * @return bool
     */
    protected function should_display_billing_based_tax_notice() {

        return 'billing' === get_option( 'woocommerce_tax_based_on' ) &&
                ! $this->handler->is_billing_address_available_before_payment();
    }


    /**
     * Gets the billing based tax notice text.
     *
     * @since 5.10.0
     *
     * @return string
     */
    protected function get_billing_based_tax_notice() {

        return sprintf(
            /** translators: Placeholders: %1$s - external checkout label, %2$s - <a> tag, %3$s - </a> tag, %4$s - <strong> tag, %5$s - </strong> tag */
            __( '%4$s%1$s Notice!%5$s Your store %2$scalculates taxes%3$s based on the billing address, but %1$s %4$sdoes not%5$s share the customer billing address with your store before payment. These orders will have their taxes calculated based on the shipping address (or shop address, for orders with only virtual products).', 'woocommerce-plugin-framework' ),
            $this->handler->get_label(),
            '<a href="' . esc_url( admin_url( 'admin.php?page=wc-settings&tab=tax' ) ) . '">',
            '</a>',
            '<strong>', '</strong>'
        );
    }


}

endif;