Ticket #43502: 43502.4.diff

src/wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php

@@ -1408 +1408 @@
          * @return WP_REST_Response Response object.
          */
         public function prepare_item_for_response( $post, $request ) {
+
+                $previous_post = null;
+                if ( ! empty( $GLOBALS['post'] ) ) {
+                        $previous_post = $GLOBALS['post'];
+                }
+
                 $GLOBALS['post'] = $post;
 
                 setup_postdata( $post );
@@ -1607 +1613 @@
                         }
                 }
 
+                $GLOBALS['post'] = $previous_post;
+                
+                if ( $previous_post ) {
+                        setup_postdata( $previous_post );
+                }
+
                 /**
                  * Filters the post data for a response.
                  *

src/wp-includes/rest-api/endpoints/class-wp-rest-revisions-controller.php

@@ -483 +483 @@
          * @return WP_REST_Response Response object.
          */
         public function prepare_item_for_response( $post, $request ) {
+
+                $previous_post = null;
+                if ( ! empty( $GLOBALS['post'] ) ) {
+                        $previous_post = $GLOBALS['post'];
+                }
+                
                 $GLOBALS['post'] = $post;
 
                 setup_postdata( $post );
@@ -562 +568 @@
                         $response->add_link( 'parent', rest_url( sprintf( '%s/%s/%d', $this->namespace, $this->parent_base, $data['parent'] ) ) );
                 }
 
+                $GLOBALS['post'] = $previous_post;
+                
+                if ( $previous_post ) {
+                        setup_postdata( $previous_post );
+                }
+
                 /**
                  * Filters a revision returned from the API.
                  *