From: Tim Starling <tstarling@users.mediawiki.org>
Date: Thu, 19 Jan 2006 17:12:37 +0000 (+0000)
Subject: Make Revision::getPrevious() and Revision::getNext() return null if there are no... 
X-Git-Tag: 1.6.0~477
X-Git-Url: http://git.cyclocoop.org/%40spipnet%40?a=commitdiff_plain;h=77c17910a9f3bf145c65025e45de9b3247cdb224;p=lhc%2Fweb%2Fwiklou.git

Make Revision::getPrevious() and Revision::getNext() return null if there are no more revisions to fetch in that direction. They previously just started from the current revision again.
---

diff --git a/includes/Revision.php b/includes/Revision.php
index c390df0636..0398a9baf4 100644
--- a/includes/Revision.php
+++ b/includes/Revision.php
@@ -395,7 +395,11 @@ class Revision {
 	 */
 	function getPrevious() {
 		$prev = $this->mTitle->getPreviousRevisionID( $this->mId );
-		return Revision::newFromTitle( $this->mTitle, $prev );
+		if ( $prev ) {
+			return Revision::newFromTitle( $this->mTitle, $prev );
+		} else {
+			return null;
+		}
 	}
 
 	/**
@@ -403,7 +407,11 @@ class Revision {
 	 */
 	function getNext() {
 		$next = $this->mTitle->getNextRevisionID( $this->mId );
-		return Revision::newFromTitle( $this->mTitle, $next );
+		if ( $next ) {
+			return Revision::newFromTitle( $this->mTitle, $next );
+		} else {
+			return null;
+		}
 	}
 	/**#@-*/