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WordPress WeChat Pay integration plugin skeleton
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| <?php | |
| /* | |
| Plugin Name: WeChat Pay integration plugin skeleton | |
| Plugin URI: https://gist.github.com/froger-me/2c66a842ef8900b017809d7c738130c9 | |
| Description: Requires WP Weixin version min 1.3. A skeleton plugin. NEEDS TO BE EDITED BY A DEVELOPER BEFORE USE! | |
| Version: 1.3 | |
| Author: Alexandre Froger | |
| Author URI: https://froger.me | |
| WC tested up to: 3.5.2 | |
| */ | |
| if ( ! defined( 'ABSPATH' ) ) { | |
| exit; // Exit if accessed directly | |
| } | |
| /* | |
| * - The skeleton's structure is not optimized, better to use a class than global variables. | |
| * - The plugin does not do anything on its own, but provides placeholders for custom logic. | |
| * - The skeleton includes only the placeholders for handling transaction validation after a payment has already been made. | |
| */ | |
| add_action( 'wp_weixin_endpoints', 'wechat_pay_plugin_add_endpoints' ); | |
| add_filter( 'query_vars', 'wechat_pay_plugin_add_query_vars', 10, 1 ); | |
| add_action( 'parse_request', 'wechat_pay_plugin_parse_request' ); | |
| add_action( 'wp_weixin_handle_pay_notification', 'wechat_pay_plugin_handle_pay_notification' ); | |
| add_action( 'wp_weixin_handle_auto_refund', 'wechat_pay_plugin_handle_auto_refund', 10, 2 ); | |
| function wechat_pay_plugin_add_endpoints() { | |
| add_rewrite_rule( | |
| '^wechat-pay-plugin/my-callback/$', | |
| 'index.php?my_callback_var=1', | |
| 'top' | |
| ); | |
| } | |
| function wechat_pay_plugin_add_query_vars( $vars ) { | |
| $vars[] = 'my_callback_var'; | |
| return $vars; | |
| } | |
| function wechat_pay_plugin_parse_request() { | |
| global $wp, $wechat_pay_plugin_is_handler; | |
| if ( isset( $wp->query_vars['my_callback_var'] ) ) { | |
| $wechat_pay_plugin_is_handler = true; | |
| do_action( 'wp_weixin_handle_pay_notification' ); | |
| } | |
| } | |
| function wechat_pay_plugin_handle_pay_notification() { | |
| global $wechat_pay_plugin_payment_result, $wechat_pay_plugin_is_handler; | |
| $wechat = wp_weixin_get_wechat(); | |
| $notification = $wechat->getNotify(); | |
| $wechat_error = $wechat->getError(); | |
| $success = false; | |
| $refund = false; | |
| $more_data = wechat_pay_plugin_get_more_data( $notification ); | |
| $is_wechat_pay_plugin_transaction = wechat_pay_plugin_identify_transaction( $notification ); | |
| if ( $is_wechat_pay_plugin_transaction = wechat_pay_plugin_identify_transaction( $notification ) ) { | |
| $success = true; | |
| } | |
| if ( $wechat_error ) { | |
| $wechat_error = wechat_pay_plugin_get_error_message( $wechat_error ); | |
| $refund = wechat_pay_plugin_get_wechat_error_refund_message( $notification, $wechat_error ); | |
| } else { | |
| if ( $is_wechat_pay_plugin_transaction ) { | |
| $internal_error = wechat_pay_plugin_finalise_transaction( $notification ); | |
| if ( $internal_error ) { | |
| $refund = wechat_pay_plugin_get_internal_error_refund_message( $notification, $internal_error ); | |
| } | |
| } | |
| } | |
| $wechat_pay_plugin_payment_result = array( | |
| 'success' => $success, | |
| 'data' => $notification, | |
| 'refund' => $refund, | |
| 'notify_error' => ( ! $wechat_error ) ? false : $wechat_error, | |
| 'blog_id' => get_current_blog_id(), | |
| 'main_handler' => $wechat_pay_plugin_is_handler, | |
| 'wechat_pay_plugin_data' => $more_data, | |
| ); | |
| add_filter( 'wp_weixin_pay_notify_results', 'wechat_pay_plugin_add_pay_result', 10, 1 ); | |
| } | |
| function wechat_pay_plugin_add_pay_result( $results ) { | |
| global $wechat_pay_plugin_payment_result; | |
| if ( is_array( $wechat_pay_plugin_payment_result ) && ! empty( $wechat_pay_plugin_payment_result ) ) { | |
| $results[] = $wechat_pay_plugin_payment_result; | |
| } | |
| return $results; | |
| } | |
| function wechat_pay_plugin_handle_auto_refund( $refund_result, $result_data ) { | |
| if ( $refund_result && isset( $result_data['wechat_pay_plugin_data'] ) ) { | |
| wechat_pay_plugin_process_auto_refund_success( $result_data['wechat_pay_plugin_data'] ); | |
| } elseif ( isset( $result_data['wechat_pay_plugin_data'] ) ) { | |
| wechat_pay_plugin_process_auto_refund_failure( $result_data['wechat_pay_plugin_data'] ); | |
| } | |
| } | |
| function wechat_pay_plugin_get_more_data( $wechat_notification ) { | |
| return false; | |
| } | |
| function wechat_pay_plugin_get_error_message( $wechat_error ) { | |
| if ( isset( $wechat_error['code'] ) ) { | |
| $error_description = $wechat_error['code'] . ': ' . $wechat_error['message']; | |
| } else { | |
| $error_description = $wechat_error['message']; | |
| } | |
| return $error_description; | |
| } | |
| function wechat_pay_plugin_get_wechat_error_refund_message( $wechat_error ) { | |
| return true; | |
| } | |
| function wechat_pay_plugin_identify_transaction( $wechat_notification ) { | |
| return false; | |
| } | |
| function wechat_pay_plugin_finalise_transaction( $wechat_notification ) { | |
| return false; | |
| } | |
| function wechat_pay_plugin_get_internal_error_refund_message( $wechat_notification, $error ) { | |
| return true; | |
| } | |
| function wechat_pay_plugin_process_auto_refund_success( $wechat_pay_plugin_data ) { | |
| } | |
| function wechat_pay_plugin_process_auto_refund_failure( $wechat_pay_plugin_data ) { | |
| } |
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