Ticket #32073: 32073.3.diff

src/wp-includes/capabilities.php

@@ -1098 +1098 @@
                 break;
         case 'delete_post':
         case 'delete_page':
-                $post = get_post( $args[0] );
+                $post = ( isset( $args[0] ) ) ? get_post( $args[0] ) : get_post();
 
                 if ( 'revision' == $post->post_type ) {
                         $post = get_post( $post->post_parent );
@@ -1142 +1142 @@
                 // edit_others_posts
         case 'edit_post':
         case 'edit_page':
-                $post = get_post( $args[0] );
-                if ( empty( $post ) )
+                $post = ( isset( $args[0] ) ) ? get_post( $args[0] ) : get_post();
+
+                if ( empty( $post ) ) {
                         break;
+                }
 
                 if ( 'revision' == $post->post_type ) {
                         $post = get_post( $post->post_parent );
@@ -1155 +1157 @@
                 if ( ! $post_type->map_meta_cap ) {
                         $caps[] = $post_type->cap->$cap;
                         // Prior to 3.1 we would re-call map_meta_cap here.
-                        if ( 'edit_post' == $cap )
+                        if ( 'edit_post' == $cap ) {
                                 $cap = $post_type->cap->$cap;
+                        }
                         break;
                 }
 
@@ -1186 +1189 @@
                 break;
         case 'read_post':
         case 'read_page':
-                $post = get_post( $args[0] );
+                $post = ( isset( $args[0] ) ) ? get_post( $args[0] ) : get_post();
 
                 if ( 'revision' == $post->post_type ) {
                         $post = get_post( $post->post_parent );
@@ -1197 +1200 @@
                 if ( ! $post_type->map_meta_cap ) {
                         $caps[] = $post_type->cap->$cap;
                         // Prior to 3.1 we would re-call map_meta_cap here.
-                        if ( 'read_post' == $cap )
+                        if ( 'read_post' == $cap ) {
                                 $cap = $post_type->cap->$cap;
+                        }
                         break;
                 }
 
@@ -1217 +1221 @@
                 }
                 break;
         case 'publish_post':
-                $post = get_post( $args[0] );
+                $post = ( isset( $args[0] ) ) ? get_post( $args[0] ) : get_post();
+
                 $post_type = get_post_type_object( $post->post_type );
 
                 $caps[] = $post_type->cap->publish_posts;
@@ -1225 +1230 @@
         case 'edit_post_meta':
         case 'delete_post_meta':
         case 'add_post_meta':
-                $post = get_post( $args[0] );
+                $post = ( isset( $args[0] ) ) ? get_post( $args[0] ) : get_post();
+
                 $caps = map_meta_cap( 'edit_post', $user_id, $post->ID );
 
                 $meta_key = isset( $args[ 1 ] ) ? $args[ 1 ] : false;