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* Maintenance script to clean up after incomplete user renames
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* Sometimes user edits are left lying around under the old name,
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* check for that and assign them to the new username
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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* @ingroup Maintenance
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* @author Ariel Glenn <ariel@wikimedia.org>
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$IP = getenv( 'MW_INSTALL_PATH' );
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if ( $IP === false ) {
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$IP = dirname( __FILE__ ) . '/../..';
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require_once( "$IP/maintenance/Maintenance.php" );
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class RenameUserCleanup extends Maintenance {
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public function __construct() {
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parent::__construct();
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$this->mDescription = "Maintenance script to finish incomplete rename user, in particular to reassign edits that were missed";
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$this->addOption( 'olduser', 'Old user name', true, true );
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$this->addOption( 'newuser', 'New user name', true, true );
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$this->addOption( 'olduid', 'Old user id in revision records (DANGEROUS)', false, true );
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$this->mBatchSize = 1000;
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public function execute() {
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$this->output( "Rename User Cleanup starting...\n\n" );
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$olduser = User::newFromName( $this->getOption( 'olduser' ) );
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$newuser = User::newFromName( $this->getOption( 'newuser' ) );
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$olduid = $this->getOption( 'olduid' );
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$this->checkUserExistence( $olduser, $newuser );
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$this->checkRenameLog( $olduser, $newuser );
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$this->doUpdates( $olduser, $newuser, $olduid );
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$this->doUpdates( $olduser, $newuser, $newuser->getId() );
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$this->doUpdates( $olduser, $newuser, 0 );
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* @param $olduser User
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* @param $newuser User
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public function checkUserExistence( $olduser, $newuser ) {
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if ( !$newuser->getId() ) {
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$this->error( "No such user: " . $this->getOption( 'newuser' ), true );
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if ($olduser->getId() ) {
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print "WARNING!!: Old user still exists: " . $this->getOption( 'olduser' ) . "\n";
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print "proceed anyways? We'll only re-attribute edits that have the new user uid (or 0)";
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print " or the uid specified by the caller, and the old user name. [N/y] ";
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$stdin = fopen ("php://stdin","rt");
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$line = fgets($stdin);
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if ( $line[0] != "Y" && $line[0] != "y" ) {
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print "Exiting at user's request\n";
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* @param $olduser User
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* @param $newuser User
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public function checkRenameLog( $olduser, $newuser ) {
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$dbr = wfGetDB( DB_SLAVE );
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$oldTitle = Title::makeTitle( NS_USER, $olduser->getName() );
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$result = $dbr->select( 'logging', '*',
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array( 'log_type' => 'renameuser',
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'log_action' => 'renameuser',
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'log_namespace' => NS_USER,
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'log_title' => $oldTitle->getDBkey(),
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'log_params' => $newuser->getName()
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if (! $result || ! $result->numRows() ) {
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// try the old format
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$result = $dbr->select( 'logging', '*',
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array( 'log_type' => 'renameuser',
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'log_action' => 'renameuser',
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'log_namespace' => NS_USER,
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'log_title' => $olduser->getName(),
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if (! $result || ! $result->numRows() ) {
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print "No log entry found for a rename of ".$olduser->getName()." to ".$newuser->getName().", proceed anyways??? [N/y] ";
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$stdin = fopen ("php://stdin","rt");
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$line = fgets($stdin);
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if ( $line[0] != "Y" && $line[0] != "y" ) {
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print "Exiting at user's request\n";
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foreach ( $result as $row ) {
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print "Found possible log entry of the rename, please check: ".$row->log_title." with comment ".$row->log_comment." on $row->log_timestamp\n";
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foreach ( $result as $row ) {
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print "Found log entry of the rename: ".$olduser->getName()." to ".$newuser->getName()." on $row->log_timestamp\n";
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if ($result && $result->numRows() > 1) {
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print "More than one rename entry found in the log, not sure what to do. Continue anyways? [N/y] ";
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$stdin = fopen ("php://stdin","rt");
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$line = fgets($stdin);
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if ( $line[0] != "Y" && $line[0] != "y" ) {
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print "Exiting at user's request\n";
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* @param $olduser User
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* @param $newuser User
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public function doUpdates( $olduser, $newuser, $uid ) {
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$this->updateTable( 'revision', 'rev_user_text', 'rev_user', 'rev_timestamp', $olduser, $newuser, $uid );
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$this->updateTable( 'archive', 'ar_user_text', 'ar_user', 'ar_timestamp', $olduser, $newuser, $uid );
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$this->updateTable( 'logging', 'log_user_text', 'log_user', 'log_timestamp', $olduser, $newuser, $uid );
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$this->updateTable( 'image', 'img_user_text', 'img_user', 'img_timestamp', $olduser, $newuser, $uid );
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$this->updateTable( 'oldimage', 'oi_user_text', 'oi_user', 'oi_timestamp', $olduser, $newuser, $uid );
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$this->updateTable( 'filearchive', 'fa_user_text','fa_user', 'fa_timestamp', $olduser, $newuser, $uid );
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* @param $usernamefield
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* @param $useridfield
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* @param $timestampfield
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* @param $olduser User
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* @param $newuser User
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public function updateTable( $table, $usernamefield, $useridfield, $timestampfield, $olduser, $newuser, $uid ) {
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$dbw = wfGetDB( DB_MASTER );
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$contribs = $dbw->selectField( $table, 'count(*)',
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array( $usernamefield => $olduser->getName(), $useridfield => $uid ), __METHOD__ );
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if ( $contribs == 0 ) {
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print "No edits to be re-attributed from table $table for uid $uid\n" ;
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print "Found $contribs edits to be re-attributed from table $table for uid $uid\n";
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if ( $uid != $newuser->getId() ) {
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print "If you proceed, the uid field will be set to that of the new user name (i.e. ".$newuser->getId().") in these rows.\n";
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print "Proceed? [N/y] ";
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$stdin = fopen ("php://stdin","rt");
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$line = fgets($stdin);
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if ( $line[0] != "Y" && $line[0] != "y" ) {
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print "Skipping at user's request\n";
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$selectConds = array( $usernamefield => $olduser->getName(), $useridfield => $uid );
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$updateFields = array( $usernamefield => $newuser->getName(), $useridfield => $newuser->getId() );
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while ( $contribs > 0 ) {
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print "Doing batch of up to approximately ".$this->mBatchSize."\n";
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print "Do this batch? [N/y] ";
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$stdin = fopen ("php://stdin","rt");
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$line = fgets($stdin);
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if ( $line[0] != "Y" && $line[0] != "y" ) {
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print "Skipping at user's request\n";
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$result = $dbw->select( $table, $timestampfield, $selectConds , __METHOD__,
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array( 'ORDER BY' => $timestampfield.' DESC', 'LIMIT' => $this->mBatchSize ) );
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print "There were rows for updating but now they are gone. Skipping.\n";
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$result->seek($result->numRows() -1 );
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$row = $result->fetchObject();
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$timestamp = $row->$timestampfield;
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$updateCondsWithTime = array_merge( $selectConds, array ("$timestampfield >= $timestamp") );
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$success = $dbw->update( $table, $updateFields, $updateCondsWithTime, __METHOD__ );
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$rowsDone = $dbw->affectedRows();
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print "Problem with the update, rolling back and exiting\n";
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//$contribs = User::edits( $olduser->getId() );
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$contribs = $dbw->selectField( $table, 'count(*)', $selectConds, __METHOD__ );
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print "Updated $rowsDone edits; $contribs edits remaining to be re-attributed\n";
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$maintClass = "RenameUserCleanup";
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require_once( RUN_MAINTENANCE_IF_MAIN );
added
removed
dist/mediawiki-extensions-base/usr/share/mediawiki-extensions/base/Renameuser/renameUserCleanup.php
