From d867e6d863143ef8144fe78874c91b5bb4823be3 Mon Sep 17 00:00:00 2001
From: Brion Vibber <brion@users.mediawiki.org>
Date: Thu, 2 Sep 2004 02:43:13 +0000
Subject: [PATCH] ResultWrapper object, so you can pass a result back as a
 return value without passing along the database object you used too.

---
 includes/Database.php | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/includes/Database.php b/includes/Database.php
index b9640551ea..49b9039c24 100644
--- a/includes/Database.php
+++ b/includes/Database.php
@@ -949,12 +949,51 @@ class Database {
 	function timestamp( $ts=0 ) {
 		return wfTimestamp(TS_MW,$ts);
 	}
+	
+	function &resultObject( &$result ) {
+		if( empty( $result ) ) {
+			return NULL;
+		} else {
+			return new ResultWrapper( $this, $result );
+		}
+	}
 } 
 
 class DatabaseMysql extends Database {
 	# Inherit all
 }
 
+#------------------------------------------------------------------------------
+# Result wrapper for grabbing data queried by someone else
+#------------------------------------------------------------------------------
+
+class ResultWrapper {
+	var $db, $result;
+	
+	function ResultWrapper( $database, $result ) {
+		$this->db =& $database;
+		$this->result =& $result;
+	}
+	
+	function numRows() {
+		return $this->db->numRows( $this->result );
+	}
+	
+	function &fetchObject() {
+		return $this->db->fetchObject( $this->result );
+	}
+	
+	function &fetchRow() {
+		return $this->db->fetchRow( $this->result );
+	}
+	
+	function free() {
+		$this->db->freeResult( $this->result );
+		unset( $this->result );
+		unset( $this->db );
+	}
+}
+
 #------------------------------------------------------------------------------
 # Global functions
 #------------------------------------------------------------------------------
-- 
2.20.1