From 2c45ab85fb77664d8a178b16f994bd7b615ccfc8 Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Sat, 16 Oct 2004 07:35:29 +0000
Subject: - Fixed bug #9948: added some checks to system_setting_save() to
 avoid PHP warnings/errors.

---
 modules/system.module | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

(limited to 'modules/system.module')

diff --git a/modules/system.module b/modules/system.module
index dc0b6bba0..332cea9f8 100644
--- a/modules/system.module
+++ b/modules/system.module
@@ -530,21 +530,24 @@ function system_settings_save() {
   $edit = $_POST['edit'];
 
   if ($op == t('Reset to defaults')) {
-    foreach ($edit as $name => $value) {
-      variable_del($name);
+    if (is_array($edit)) {
+      foreach ($edit as $name => $value) {
+        variable_del($name);
+      }
     }
     drupal_set_message(t('The configuration options have been reset to their default values.'));
   }
   if ($op == t('Save configuration')) {
-    foreach ($edit as $name => $value) {
-      variable_set($name, $value);
+    if (is_array($edit)) {
+      foreach ($edit as $name => $value) {
+        variable_set($name, $value);
+      }
     }
     drupal_set_message(t('The configuration options have been saved.'));
   }
   else {
     return;
   }
-
   cache_clear_all();
   menu_rebuild();
   drupal_goto($_GET['q']);
-- 
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