Ticket #47872: 47872.3.diff

src/wp-admin/includes/image.php

@@ -142 +142 @@
                 // Previously failed upload?
                 // If there is an uploaded file, make all sub-sizes and generate all of the attachment meta.
                 if ( ! empty( $image_file ) ) {
-                        return wp_create_image_subsizes( $image_file, $attachment_id );
+                        $image_meta = wp_create_image_subsizes( $image_file, $attachment_id );
                 } else {
                         return new WP_Error( 'invalid_attachment', __( 'The attached file cannot be found.' ) );
                 }
-        }
+        } else {
+                $missing_sizes = wp_get_missing_image_subsizes( $attachment_id );
 
-        $missing_sizes = wp_get_missing_image_subsizes( $attachment_id );
+                if ( empty( $missing_sizes ) ) {
+                        return $image_meta;
+                }
 
-        if ( empty( $missing_sizes ) ) {
-                return $image_meta;
+                // This also updates the image meta.
+                $image_meta = _wp_make_subsizes( $missing_sizes, $image_file, $image_meta, $attachment_id );
         }
 
-        // This also updates the image meta.
-        return _wp_make_subsizes( $missing_sizes, $image_file, $image_meta, $attachment_id );
+        /**
+         * Runs after new image sub-sizes have been created.
+         *
+         * At this point all of the new sub-sizes have been created successfully
+         * and the image metadata has been updated and saved.
+         *
+         * @since 5.3.0
+         *
+         * @param array  $image_meta    The image attachment metadata.
+         * @param int    $attachment_id The attachment post ID.
+         * @param array  $missing_sizes Array of the settings for the image sub-sizes that were created.
+         * @param string $image_file    Path to the originally uploaded image file.
+         */
+        do_action( 'wp_update_image_subsizes', $image_meta, $attachment_id, $missing_sizes, $image_file );
+
+        return $image_meta;
 }
 
 /**