From 0e8a3c13440d3dada4a8a6dac367c434cd073302 Mon Sep 17 00:00:00 2001
From: Gerhard Killesreiter <killes_www_drop_org@227.no-reply.drupal.org>
Date: Mon, 24 Apr 2006 10:49:38 +0000
Subject: [PATCH] #59513, XML-RPC struct spawns empty parameters, patch by chx

---
 includes/xmlrpc.inc | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/includes/xmlrpc.inc b/includes/xmlrpc.inc
index f87b16ff93c..fcf7d8624d4 100644
--- a/includes/xmlrpc.inc
+++ b/includes/xmlrpc.inc
@@ -165,6 +165,7 @@ function xmlrpc_message_get() {
 function xmlrpc_message_tag_open($parser, $tag, $attr) {
   $xmlrpc_message = xmlrpc_message_get();
   $xmlrpc_message->current_tag_contents = '';
+  $xmlrpc_message->last_open = $tag;
   switch($tag) {
     case 'methodCall':
     case 'methodResponse':
@@ -213,8 +214,13 @@ function xmlrpc_message_tag_close($parser, $tag) {
       $value_flag = TRUE;
       break;
     case 'value':
-      $value = (string)$xmlrpc_message->current_tag_contents;
-      $value_flag = TRUE;
+      // If no type is indicated, the type is string.
+      // We take special care for empty values
+      if (trim($xmlrpc_message->current_tag_contents) != '' || $xmlrpc_message->last_open == 'value') {
+        $value = (string)$xmlrpc_message->current_tag_contents;
+        $value_flag = TRUE;
+      }
+      unset($xmlrpc_message->last_open);
       break;
     case 'boolean':
       $value = (boolean)trim($xmlrpc_message->current_tag_contents);