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Fail gracefully when given bogus revisions
author
Brion Vibber
<brion@users.mediawiki.org>
Sun, 20 Mar 2005 10:31:55 +0000
(10:31 +0000)
committer
Brion Vibber
<brion@users.mediawiki.org>
Sun, 20 Mar 2005 10:31:55 +0000
(10:31 +0000)
includes/DifferenceEngine.php
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diff --git
a/includes/DifferenceEngine.php
b/includes/DifferenceEngine.php
index
767c736
..
93cec34
100644
(file)
--- a/
includes/DifferenceEngine.php
+++ b/
includes/DifferenceEngine.php
@@
-270,6
+270,9
@@
class DifferenceEngine {
} else {
$this->newRev =& Revision::newFromTitle( $wgTitle );
}
+ if( is_null( $this->newRev ) ) {
+ return false;
+ }
if( $this->newRev->isCurrent() ) {
$this->mPagetitle = htmlspecialchars( wfMsg( 'currentrev' ) );
@@
-290,6
+293,9
@@
class DifferenceEngine {
$this->oldRev =& $this->newRev->getPrevious();
$this->mOldid = $this->oldRev->getId();
}
+ if( is_null( $this->oldRev ) ) {
+ return false;
+ }
$this->mOldPage = $this->oldRev->getTitle();