https://www.mediawiki.org/wiki/Special:Code/MediaWiki/113315

Revision: 113315
Author:   tstarling
Date:     2012-03-07 23:00:42 +0000 (Wed, 07 Mar 2012)
Log Message:
-----------
Fix for r113312: explain the bug without the use of commented-out code

Modified Paths:
--------------
    trunk/phase3/includes/filerepo/file/LocalFile.php

Modified: trunk/phase3/includes/filerepo/file/LocalFile.php
===================================================================
--- trunk/phase3/includes/filerepo/file/LocalFile.php   2012-03-07 22:55:53 UTC 
(rev 113314)
+++ trunk/phase3/includes/filerepo/file/LocalFile.php   2012-03-07 23:00:42 UTC 
(rev 113315)
@@ -1017,13 +1017,11 @@
                );
 
                if ( $dbw->affectedRows() == 0 ) {
-                       if ( $oldver == '' ) { // XXX
-                               # (bug 34993) publish() can displace the 
current file and yet fail to save 
-                               # a new one. The next publish attempt will 
treat the file as a brand new file 
-                               # and pass an empty $oldver. Allow this bogus 
value so we can displace the 
-                               # `image` row to `oldimage`, leaving room for 
the new current file `image` row.
-                               #throw new MWException( "Empty oi_archive_name. 
Database and storage out of sync?" );
-                       }
+                       # (bug 34993) Note: $oldver can be empty here, if the 
previous 
+                       # version of the file was broken. Allow registration of 
the new 
+                       # version to continue anyway, because that's better 
than having 
+                       # an image that's not fixable by user operations.
+
                        $reupload = true;
                        # Collision, this is an update of a file
                        # Insert previous contents into oldimage


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