Ticket #39509: wp_screen_attachment.diff

src/wp-admin/includes/class-wp-screen.php

@@ -308 +308 @@
                                         if ( null === $post_type && is_object_in_taxonomy( 'post', $taxonomy ? $taxonomy : 'post_tag' ) )
                                                 $post_type = 'post';
                                         break;
+                                case 'upload':
+                                        $post_type = 'attachment';
+                                        break;
                         }
                 }
 

tests/phpunit/tests/admin/includesScreen.php

@@ -12 +12 @@
                 'edit-tags.php' => array( 'base' => 'edit-tags', 'id' => 'edit-post_tag', 'post_type' => 'post', 'taxonomy' => 'post_tag' ),
                 'edit-tags.php?taxonomy=post_tag' => array( 'base' => 'edit-tags', 'id' => 'edit-post_tag', 'post_type' => 'post', 'taxonomy' => 'post_tag' ),
                 'edit-tags.php?taxonomy=category' => array( 'base' => 'edit-tags', 'id' => 'edit-category', 'post_type' => 'post', 'taxonomy' => 'category' ),
-                'upload.php' => array( 'base' => 'upload', 'id' => 'upload' ),
+                'upload.php' => array( 'base' => 'upload', 'id' => 'upload', 'post_type' => 'attachment' ),
                 'media-new.php' => array( 'action' => 'add', 'base' => 'media', 'id' => 'media' ),
                 'edit.php?post_type=page' => array( 'base' => 'edit', 'id' => 'edit-page', 'post_type' => 'page' ),
                 'link-manager.php' => array( 'base' => 'link-manager', 'id' => 'link-manager' ),