Index: node.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/node.module,v
retrieving revision 1.527
diff -u -p -r1.527 node.module
--- node.module	2 Sep 2005 02:11:41 -0000	1.527
+++ node.module	7 Sep 2005 19:35:03 -0000
@@ -438,11 +438,11 @@ function node_save(&$node) {
   }
 
   // Split off revisions data to another structure
-  $revisions_table_values = array('nid' => $node->nid, 'vid' => $node->vid,
+  $revisions_table_values = array('nid' => $node->nid, 'vid' => $node->vid, 'type' => $node->type,
                      'title' => $node->title, 'body' => $node->body,
                      'teaser' => $node->teaser, 'log' => $node->log, 'timestamp' => $node->changed,
                      'uid' => $user->uid, 'format' => $node->format);
-  $revisions_table_types = array('nid' => '%d', 'vid' => '%d',
+  $revisions_table_types = array('nid' => '%d', 'vid' => '%d', 'type' => "'%s'",
                      'title' => "'%s'", 'body' => "'%s'",
                      'teaser' => "'%s'", 'log' => "'%s'", 'timestamp' => '%d',
                      'uid' => '%d', 'format' => '%d');
@@ -1665,8 +1665,8 @@ function node_page_default() {
  * Menu callback; dispatches control to the appropriate operation handler.
  */
 function node_page() {
-  $op = $_POST['op'] ? $_POST['op'] : arg(1);
-  $edit = $_POST['edit'];
+  $op = isset($_POST['op']) ? $_POST['op'] : arg(1);
+  $edit = isset($_POST['edit']) ? $_POST['edit'] : NULL ;
 
   if (is_numeric($op)) {
     $op = (arg(2) && !is_numeric(arg(2))) ? arg(2) : 'view';
@@ -2015,8 +2015,14 @@ function node_access_view_all_nodes() {
       }
     }
     $sql .= implode(',', $grants) .') AND grant_view = 1';
-    $result = db_query($sql, $node->nid);
-    $access = db_result($result);
+
+    if (isset($node->nid)) {
+      $result = db_query($sql, $node->nid);
+      $access = db_result($result);
+    } 
+    else {
+      $access = NULL;
+    }
   }
 
   return $access;