Ticket #20462: post-category-nonsense.diff

wp-includes/post.php

@@ -2811 +2811 @@
                 $postarr = add_magic_quotes($postarr);
         }
 
-        // First, get all of the original fields
-        $post = get_post($postarr['ID'], ARRAY_A);
+        $post = array();
+        if ( ! empty( $postarr['ID'] ) ) {
+                // First, get all of the original fields
+                $post = get_post($postarr['ID'], ARRAY_A);
 
-        // Escape data pulled from DB.
-        $post = add_magic_quotes($post);
+                // Escape data pulled from DB.
+                $post = add_magic_quotes($post);                
+        }
 
         // Passed post category list overwrites existing category list if not empty.
-        if ( isset($postarr['post_category']) && is_array($postarr['post_category'])
-                         && 0 != count($postarr['post_category']) )
-                $post_cats = $postarr['post_category'];
-        else
-                $post_cats = $post['post_category'];
+        $post_cats = empty( $post['post_category'] ) ? array() : (array) $post['post_category'];
 
         // Drafts shouldn't be assigned a date unless explicitly done so by the user
         if ( isset( $post['post_status'] ) && in_array($post['post_status'], array('draft', 'pending', 'auto-draft')) && empty($postarr['edit_date']) &&