Tweak $time default

diff --git a/includes/ImagePage.php b/includes/ImagePage.php
index 7aaab02..f226e18 100644 (file)
--- a/includes/ImagePage.php
+++ b/includes/ImagePage.php
@@ -20,11 +20,11 @@ class ImagePage extends Article {
        var $mExtraDescription = false;
        var $dupes;
 
-       function __construct( $title, $time = false ) {
+       function __construct( $title, $time = null ) {
                parent::__construct( $title );
 
                global $wgRequest;
-               $time = $time ? $time : $wgRequest->getVal( 'filetimestamp' );
+               $time = is_null($time) ? $time : $wgRequest->getVal( 'filetimestamp' );
 
                $this->img = wfFindFile( $this->mTitle, $time );
                if ( !$this->img ) {