Ticket #35603: 35603.diff

src/wp-includes/post.php

@@ -2204 +2204 @@
 function wp_count_posts( $type = 'post', $perm = '' ) {
         global $wpdb;
 
-        if ( ! post_type_exists( $type ) )
+        if ( ! post_type_exists( $type ) && ( ! is_multisite() || empty( $GLOBALS['_wp_switched_stack'] ) ) )
                 return new stdClass;
 
         $cache_key = _count_posts_cache_key( $type, $perm );
@@ -2218 +2218 @@
         $query = "SELECT post_status, COUNT( * ) AS num_posts FROM {$wpdb->posts} WHERE post_type = %s";
         if ( 'readable' == $perm && is_user_logged_in() ) {
                 $post_type_object = get_post_type_object($type);
-                if ( ! current_user_can( $post_type_object->cap->read_private_posts ) ) {
+                if ( ! $post_type_object || ! current_user_can( $post_type_object->cap->read_private_posts ) ) {
                         $query .= $wpdb->prepare( " AND (post_status != 'private' OR ( post_author = %d AND post_status = 'private' ))",
                                 get_current_user_id()
                         );