Fix bug with wp_mail filter. release new version

CHANGELOG.md

@@ -1,5 +1,8 @@
 Changelog
 =========
+1.8.9 (2022-12-14)
+- Fixed bug with removed wp_mail filter
+
 1.8.8 (2022-12-11)
 - Fixed bug when `$to` override in the `wp_mail` function
 

includes/wp-mail-api.php

@@ -130,38 +130,34 @@ function wp_mail($to, $subject, $message, $headers = '', $attachments = array())
         // Respect WordPress core filters
         $atts = apply_filters( 'wp_mail', compact( 'to', 'subject', 'message', 'headers', 'attachments' ) );
 
-        if ( isset( $atts['to'] ) ) {
+        if (isset($atts['to'])) {
             $to = $atts['to'];
         }
 
-        if ( ! is_array( $to ) ) {
-            $to = explode( ',', $to );
+        if (!is_array($to)) {
+            $to = explode(',', $to);
         }
 
-        if ( isset( $atts['subject'] ) ) {
+        if (isset($atts['subject'])) {
             $subject = $atts['subject'];
         }
 
-        if ( isset( $atts['message'] ) ) {
+        if (isset($atts['message'])) {
             $message = $atts['message'];
         }
 
-        if ( isset( $atts['headers'] ) ) {
+        if (isset($atts['headers'])) {
             $headers = $atts['headers'];
         }
 
-        if ( isset( $atts['attachments'] ) ) {
+        if (isset($atts['attachments'])) {
             $attachments = $atts['attachments'];
         }
 
         if (!is_array($attachments)) {
             $attachments = explode("\n", str_replace("\r\n", "\n", $attachments));
         }
 
-        if (!is_array($attachments)) {
-            $attachments = explode("\n", str_replace("\r\n", "\n", $attachments));
-        }
-
         // Headers
         if (empty($headers)) {
             $headers = [];

mailgun.php

@@ -3,7 +3,7 @@
  * Plugin Name:  Mailgun
  * Plugin URI:   http://wordpress.org/extend/plugins/mailgun/
  * Description:  Mailgun integration for WordPress
- * Version:      1.8.8
+ * Version:      1.8.9
  * Tested up to: 6.1
  * Author:       Mailgun
  * Author URI:   http://www.mailgun.com/

readme.md

@@ -5,7 +5,7 @@ Contributors: mailgun, sivel, lookahead.io, m35dev
 Tags: mailgun, smtp, http, api, mail, email
 Requires at least: 3.3
 Tested up to: 6.1
-Stable tag: 1.8.8
+Stable tag: 1.8.9
 Requires PHP: 5.6
 License: GPLv2 or later
 
@@ -130,6 +130,9 @@ MAILGUN_FROM_ADDRESS Type: string
 
 
 == Changelog ==
+= 1.8.9 (2022-12-14): =
+- Fixed bug with removed wp_mail filter
+
 = 1.8.8 (2022-12-11): =
 - Fixed bug when `$to` override in the `wp_mail` function
 

readme.txt

@@ -5,7 +5,7 @@ Contributors: mailgun, sivel, lookahead.io, m35dev
 Tags: mailgun, smtp, http, api, mail, email
 Requires at least: 4.4
 Tested up to: 6.1
-Stable tag: 1.8.8
+Stable tag: 1.8.9
 Requires PHP: 5.6
 License: GPLv2 or later
 
@@ -128,6 +128,9 @@ MAILGUN_FROM_ADDRESS Type: string
 
 
 == Changelog ==
+= 1.8.8 (2022-12-14): =
+- Fixed bug with removed wp_mail filter
+
 = 1.8.7 (2022-11-12): =
 - Fixed bug when field `Override "From" Details` was not updated