From 12f771d565c14d926697f2fbd49fb8b114f673bd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?G=C3=A1bor=20Hojtsy?= <gabor@hojtsy.hu>
Date: Tue, 25 Sep 2007 12:50:34 +0000
Subject: [PATCH] #160043 by chx: array_filter for book admin settings form,
 which is required based on
 http://lists.drupal.org/pipermail/development/2006-September/019917.html

---
 modules/book/book.admin.inc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/book/book.admin.inc b/modules/book/book.admin.inc
index a3b232c544c4..8aa66259226d 100644
--- a/modules/book/book.admin.inc
+++ b/modules/book/book.admin.inc
@@ -27,7 +27,6 @@ function book_admin_overview() {
  * @ingroup forms
  */
 function book_admin_settings() {
-
   $types = node_get_types('names');
   $form['book_allowed_types'] = array(
     '#type' => 'checkboxes',
@@ -45,6 +44,7 @@ function book_admin_settings() {
     '#description' => t('The content type for the %add-child link must be one of those selected as an allowed book outline type.', array('%add-child' => t('Add child page'))),
     '#required' => TRUE,
   );
+  $form['array_filter'] = array('#type' => 'value', '#value' => TRUE);
   $form['#validate'][] = 'book_admin_settings_validate';
   return system_settings_form($form);
 }
-- 
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