From: Aaron Schulz <aaron@users.mediawiki.org>
Date: Wed, 11 Jul 2007 20:07:25 +0000 (+0000)
Subject: *Make null values of arrays use NULL(for lists) or IS NULL, rather than x = NULL... 
X-Git-Tag: 1.31.0-rc.0~52129
X-Git-Url: http://git.cyclocoop.org/%24href?a=commitdiff_plain;h=d20bf39150020d314be1a5605a8fdcf4bf47a4cc;p=lhc%2Fweb%2Fwiklou.git

*Make null values of arrays use NULL(for lists) or IS NULL, rather than x = NULL, which doesn't work
---

diff --git a/includes/Database.php b/includes/Database.php
index 160e14369e..4e6efa4cfe 100644
--- a/includes/Database.php
+++ b/includes/Database.php
@@ -1531,8 +1531,13 @@ class Database {
 				$list .= "($value)";
 			} elseif ( ($mode == LIST_SET) && is_numeric( $field ) ) {
 				$list .= "$value";
-			} elseif ( ($mode == LIST_AND || $mode == LIST_OR) && is_array ($value) ) {
+			} elseif ( ($mode == LIST_AND || $mode == LIST_OR) && is_array($value) ) {
 				$list .= $field." IN (".$this->makeList($value).") ";
+			} elseif( is_null($value) ) {
+				if ( $mode == LIST_AND || $mode == LIST_OR || $mode == LIST_SET ) {
+					$list .= "$field IS ";
+				}
+				$list .= 'NULL';
 			} else {
 				if ( $mode == LIST_AND || $mode == LIST_OR || $mode == LIST_SET ) {
 					$list .= "$field = ";