From bfd01f01877bcb9a9be9e2df5c6713c3e338579e Mon Sep 17 00:00:00 2001
From: Dhruv Goel <dhruv.goel92@gmail.com>
Date: Wed, 27 Jun 2012 01:03:04 +0530
Subject: [PATCH] [feature/sphinx-fulltext-search] remove all reference returns

PHPBB3-10946
---
 phpBB/includes/functions_sphinx.php       |  8 ++++----
 phpBB/includes/search/fulltext_sphinx.php | 10 +++++-----
 2 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/phpBB/includes/functions_sphinx.php b/phpBB/includes/functions_sphinx.php
index a4f0e41491..a93a1d950f 100644
--- a/phpBB/includes/functions_sphinx.php
+++ b/phpBB/includes/functions_sphinx.php
@@ -44,7 +44,7 @@ class sphinx_config
 	* @param	string 					$name	The name of the section that shall be returned
 	* @return	sphinx_config_section			The section object or null if none was found
 	*/
-	function &get_section_by_name($name)
+	function get_section_by_name($name)
 	{
 		for ($i = 0, $size = sizeof($this->sections); $i < $size; $i++)
 		{
@@ -62,7 +62,7 @@ class sphinx_config
 	* @param	string					$name	The name for the new section
 	* @return	sphinx_config_section			The newly created section object
 	*/
-	function &add_section($name)
+	function add_section($name)
 	{
 		$this->sections[] = new sphinx_config_section($name, '');
 		return $this->sections[sizeof($this->sections) - 1];
@@ -345,7 +345,7 @@ class sphinx_config_section
 	* @return	sphinx_config_section			The first variable object from this section with the
 	*											given name or null if none was found
 	*/
-	function &get_variable_by_name($name)
+	function get_variable_by_name($name)
 	{
 		for ($i = 0, $size = sizeof($this->variables); $i < $size; $i++)
 		{
@@ -382,7 +382,7 @@ class sphinx_config_section
 	* @param	string					$value	The value for the new variable
 	* @return	sphinx_config_variable			Variable object that was created
 	*/
-	function &create_variable($name, $value)
+	function create_variable($name, $value)
 	{
 		$this->variables[] = new sphinx_config_variable($name, $value, '');
 		return $this->variables[sizeof($this->variables) - 1];
diff --git a/phpBB/includes/search/fulltext_sphinx.php b/phpBB/includes/search/fulltext_sphinx.php
index 2e263c1b55..477b1646fb 100644
--- a/phpBB/includes/search/fulltext_sphinx.php
+++ b/phpBB/includes/search/fulltext_sphinx.php
@@ -323,10 +323,10 @@ class phpbb_search_fulltext_sphinx
 
 			foreach ($config_data as $section_name => $section_data)
 			{
-				$section = &$config_object->get_section_by_name($section_name);
+				$section = $config_object->get_section_by_name($section_name);
 				if (!$section)
 				{
-					$section = &$config_object->add_section($section_name);
+					$section = $config_object->add_section($section_name);
 				}
 
 				foreach ($delete as $key => $void)
@@ -346,10 +346,10 @@ class phpbb_search_fulltext_sphinx
 
 					if (!isset($non_unique[$key]))
 					{
-						$variable = &$section->get_variable_by_name($key);
+						$variable = $section->get_variable_by_name($key);
 						if (!$variable)
 						{
-							$variable = &$section->create_variable($key, $value);
+							$variable = $section->create_variable($key, $value);
 						}
 						else
 						{
@@ -358,7 +358,7 @@ class phpbb_search_fulltext_sphinx
 					}
 					else
 					{
-						$variable = &$section->create_variable($key, $value);
+						$variable = $section->create_variable($key, $value);
 					}
 				}
 			}