From 7b5b460534e5c54b07d28467c2aa2fc670c714e4 Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Thu, 6 Oct 2005 09:17:17 +0000
Subject: Improved error-handling of book module.

---
 modules/book.module      | 6 +++---
 modules/book/book.module | 6 +++---
 2 files changed, 6 insertions(+), 6 deletions(-)

(limited to 'modules')

diff --git a/modules/book.module b/modules/book.module
index b950268f8..2b7a33eea 100644
--- a/modules/book.module
+++ b/modules/book.module
@@ -634,12 +634,12 @@ function book_render() {
  *   - an integer representing the node id (nid) of the node to export
  *
  */
-function book_export($type = 'html', $nid = 0) {
+function book_export($type = 'html', $nid = FALSE) {
   global $base_url;
   $type = drupal_strtolower($type);
-  if ($nid) {
+  $node = node_load($nid);
+  if ($node) {
     $depth = _book_get_depth($nid);
-    $node = node_load($nid);
     switch ($type) {
       case 'docbook':
         $xml = "<?xml version='1.0'?>\n";
diff --git a/modules/book/book.module b/modules/book/book.module
index b950268f8..2b7a33eea 100644
--- a/modules/book/book.module
+++ b/modules/book/book.module
@@ -634,12 +634,12 @@ function book_render() {
  *   - an integer representing the node id (nid) of the node to export
  *
  */
-function book_export($type = 'html', $nid = 0) {
+function book_export($type = 'html', $nid = FALSE) {
   global $base_url;
   $type = drupal_strtolower($type);
-  if ($nid) {
+  $node = node_load($nid);
+  if ($node) {
     $depth = _book_get_depth($nid);
-    $node = node_load($nid);
     switch ($type) {
       case 'docbook':
         $xml = "<?xml version='1.0'?>\n";
-- 
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