Ticket #23887: 23887.patch

wp-includes/post.php

@@ -2656 +2656 @@
         }
 
         $maybe_empty = ! $post_content && ! $post_title && ! $post_excerpt && post_type_supports( $post_type, 'editor' )
-                && post_type_supports( $post_type, 'title' ) && post_type_supports( $post_type, 'excerpt' );
+                && post_type_supports( $post_type, 'title' ) && post_type_supports( $post_type, 'excerpt' )
+                && ! in_array( get_post_format( $post_ID ), array( 'audio', 'video', 'quote', 'image', 'link' ) );
+
         if ( apply_filters( 'wp_insert_post_empty_content', $maybe_empty, $postarr ) ) {
                 if ( $wp_error )
                         return new WP_Error( 'empty_content', __( 'Content, title, and excerpt are empty.' ) );