From 57b42c26ddd38c22ff33bae1144821e000b52b0b Mon Sep 17 00:00:00 2001
From: Andy Fowler <andy@andyfowler.com>
Date: Tue, 26 Jan 2010 12:08:48 -0500
Subject: [PATCH] Fixes ZF-8938: zero-named forms

---
 library/Zend/Form.php        |    4 ++--
 tests/Zend/Form/FormTest.php |    5 +++++
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/library/Zend/Form.php b/library/Zend/Form.php
index 1b89347..8cfea48 100644
--- a/library/Zend/Form.php
+++ b/library/Zend/Form.php
@@ -1449,7 +1449,7 @@ class Zend_Form implements Iterator, Countable, Zend_Validate_Interface
     {
         if ((null === $this->_elementsBelongTo) && $this->isArray()) {
             $name = $this->getName();
-            if (!empty($name)) {
+            if (!empty($name) || ('0' === $name)) {
                 return $name;
             }
         }
@@ -1742,7 +1742,7 @@ class Zend_Form implements Iterator, Countable, Zend_Validate_Interface
     {
         if (null === $name) {
             $name = $group->getName();
-            if (empty($name)) {
+            if (('0' !== $name) && empty($name)) {
                 require_once 'Zend/Form/Exception.php';
                 throw new Zend_Form_Exception('Invalid display group added; requires name');
             }
diff --git a/tests/Zend/Form/FormTest.php b/tests/Zend/Form/FormTest.php
index eee05ee..0e5fbaf 100644
--- a/tests/Zend/Form/FormTest.php
+++ b/tests/Zend/Form/FormTest.php
@@ -555,6 +555,11 @@ class Zend_Form_FormTest extends PHPUnit_Framework_TestCase
         }
     }
 
+	public function testZeroAsNameWorksWithElementsBelongTo() {
+		$this->form->setIsArray(true)->setName(0);
+		$this->assertEquals(0, $this->form->getElementsBelongTo());
+	}
+
     public function testSetNameNormalizesValueToContainOnlyValidVariableCharacters()
     {
         $this->form->setName('f%\o^&*)o\(%$b#@!.a}{;-,r');
-- 
1.6.6