4 files changed, 8 insertions, 11 deletions
diff --git a/phpBB/includes/cache/driver/file.php b/phpBB/includes/cache/driver/file.php
index 691abe0438..85decbe3e8 100644
--- a/phpBB/includes/cache/driver/file.php
+++ b/phpBB/includes/cache/driver/file.php
@@ -367,12 +367,10 @@ class phpbb_cache_driver_file extends phpbb_cache_driver_base
 	}
 
 	/**
-	* Save sql query
+	* {@inheritDoc}
 	*/
-	function sql_save($query, $query_result, $ttl)
+	function sql_save(phpbb_db_driver $db, $query, $query_result, $ttl)
 	{
-		global $db;
-
 		// Remove extra spaces and tabs
 		$query = preg_replace('/[\n\r\s\t]+/', ' ', $query);
 
diff --git a/phpBB/includes/cache/driver/interface.php b/phpBB/includes/cache/driver/interface.php
index d403bbcd71..53f684d1c8 100644
--- a/phpBB/includes/cache/driver/interface.php
+++ b/phpBB/includes/cache/driver/interface.php
@@ -85,6 +85,7 @@ interface phpbb_cache_driver_interface
 	* result to persistent storage. In other words, there is no need
 	* to call save() afterwards.
 	*
+	* @param phpbb_db_driver $db	Database connection
 	* @param string $query			SQL query, should be used for generating storage key
 	* @param mixed $query_result	The result from dbal::sql_query, to be passed to
 	* 								dbal::sql_fetchrow to get all rows and store them
@@ -95,7 +96,7 @@ interface phpbb_cache_driver_interface
 	* 								representing the query should be returned. Otherwise
 	* 								the original $query_result should be returned.
 	*/
-	public function sql_save($query, $query_result, $ttl);
+	public function sql_save(phpbb_db_driver $db, $query, $query_result, $ttl);
 
 	/**
 	* Check if result for a given SQL query exists in cache.
diff --git a/phpBB/includes/cache/driver/memory.php b/phpBB/includes/cache/driver/memory.php
index c39f9f7850..f77a1df316 100644
--- a/phpBB/includes/cache/driver/memory.php
+++ b/phpBB/includes/cache/driver/memory.php
@@ -283,12 +283,10 @@ abstract class phpbb_cache_driver_memory extends phpbb_cache_driver_base
 	}
 
 	/**
-	* Save sql query
+	* {@inheritDoc}
 	*/
-	function sql_save($query, $query_result, $ttl)
+	function sql_save(phpbb_db_driver $db, $query, $query_result, $ttl)
 	{
-		global $db;
-
 		// Remove extra spaces and tabs
 		$query = preg_replace('/[\n\r\s\t]+/', ' ', $query);
 		$hash = md5($query);
diff --git a/phpBB/includes/cache/driver/null.php b/phpBB/includes/cache/driver/null.php
index 687604d14f..2fadc27ba3 100644
--- a/phpBB/includes/cache/driver/null.php
+++ b/phpBB/includes/cache/driver/null.php
@@ -105,9 +105,9 @@ class phpbb_cache_driver_null extends phpbb_cache_driver_base
 	}
 
 	/**
-	* Save sql query
+	* {@inheritDoc}
 	*/
-	function sql_save($query, $query_result, $ttl)
+	function sql_save(phpbb_db_driver $db, $query, $query_result, $ttl)
 	{
 		return $query_result;
 	}