From 06a4bf8fb79fe29a8e6fff50a8d14ce37e40e895 Mon Sep 17 00:00:00 2001
From: Andreas Gohr <andi@splitbrain.org>
Date: Fri, 24 Feb 2006 20:24:28 +0100
Subject: added type check in html_btn #715

darcs-hash:20060224192428-7ad00-c6910ed8cf9656f61b1c813e899f7f75d13309ab.gz
---
 inc/html.php | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

(limited to 'inc')

diff --git a/inc/html.php b/inc/html.php
index 1d5ffeebb..10a599c84 100644
--- a/inc/html.php
+++ b/inc/html.php
@@ -234,10 +234,12 @@ function html_btn($name,$id,$akey,$params,$method='get'){
 
   $ret .= '<form class="button" method="'.$method.'" action="'.$script.'"><div class="no">';
 
-  reset($params);
-  while (list($key, $val) = each($params)) {
-    $ret .= '<input type="hidden" name="'.$key.'" ';
-    $ret .= 'value="'.htmlspecialchars($val).'" />';
+  if(is_array($params)){
+    reset($params);
+    while (list($key, $val) = each($params)) {
+      $ret .= '<input type="hidden" name="'.$key.'" ';
+      $ret .= 'value="'.htmlspecialchars($val).'" />';
+    }
   }
 
   $ret .= '<input type="submit" value="'.htmlspecialchars($label).'" class="button" ';
-- 
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