feat: PayPal处理webhook推送, IPN未收到结果

webht/third_party/paypal/controllers/index.php

@@ -626,7 +626,7 @@ class Index extends CI_Controller {
             return;
         }
         $post_data = json_decode($raw_post);
-        if ($post_data->event_type != 'PAYMENT.SALE.COMPLETED') {
+        if ($post_data->event_type != 'PAYMENT.SALE.COMPLETED' && $post_data->event_type != 'PAYMENT.SALE.REFUNDED') {
             log_message('error',"paypal_webhook" . var_export($raw_post, 1));
             return;
         }
@@ -650,10 +650,15 @@ class Index extends CI_Controller {
 
         $pn_mc_currency = $post_data->resource->amount->currency;
         $pn_payment_status = $post_data->resource->state;
+        if ($post_data->event_type == 'PAYMENT.SALE.REFUNDED') {
+            $pn_payment_status = 'Refunded';
+            $pn_mc_gross = '-' . $post_data->resource->amount->total;
+            $post_data->parent_txn_id = $post_data->resource->sale_id;
+        }
         $pn_payment_date = $post_data->resource->update_time;
         // $pn_payer = $post_data->resource->amount->currency;
         // $pn_payer_email = $post_data->resource->amount->currency;
-        $pn_memo = $raw_post;
+        $pn_memo = json_encode($post_data); // $raw_post;
         if (!empty($pn_txn_id)) {
             //把PDT时间转成GMT时间
             $pn_payment_date = gmdate('Y-m-d H:i:s', strtotime($pn_payment_date));
@@ -823,7 +828,7 @@ class Index extends CI_Controller {
             if (isset($webhook_memo->id) && substr($webhook_memo->id, 0, 2)==="WH") {
                 $is_webhook = true;
             }
-            if (true === $is_webhook) {
+            if (empty($pn_txn_id) && true === $is_webhook) {
                 $this->Note_model->update_send($item->pn_txn_id, 'send', $item->pn_sn);
                 continue;
             }