3 * Reassign edits from a user or IP address to another user
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 * http://www.gnu.org/copyleft/gpl.html
20 * @ingroup Maintenance
21 * @author Rob Church <robchur@gmail.com>
22 * @licence GNU General Public Licence 2.0 or later
25 require_once( dirname(__FILE__
) . '/Maintenance.php' );
27 class ReassignEdits
extends Maintenance
{
28 public function __construct() {
29 parent
::__construct();
30 $this->mDescription
= "Reassign edits from one user to another";
31 $this->addOption( "force", "Reassign even if the target user doesn't exist" );
32 $this->addOption( "norc", "Don't update the recent changes table" );
33 $this->addOption( "report", "Print out details of what would be changed, but don't update it" );
34 $this->addArg( 'from', 'Old user to take edits from' );
35 $this->addArg( 'to', 'New user to give edits to' );
38 public function execute() {
39 if( $this->hasArg(0) && $this->hasArg(1) ) {
40 # Set up the users involved
41 $from = $this->initialiseUser( $this->getArg(0) );
42 $to = $this->initialiseUser( $this->getArg(1) );
44 # If the target doesn't exist, and --force is not set, stop here
45 if( $to->getId() ||
$this->hasOption('force') ) {
47 $report = $this->hasOption('report');
48 $count = $this->doReassignEdits( $from, $to, !$this->hasOption('norc'), $report );
49 # If reporting, and there were items, advise the user to run without --report
51 $this->output( "Run the script again without --report to update.\n" );
53 $ton = $to->getName();
54 $this->error( "User '{$ton}' not found." );
60 * Reassign edits from one user to another
62 * @param $from User to take edits from
63 * @param $to User to assign edits to
64 * @param $rc Update the recent changes table
65 * @param $report Don't change things; just echo numbers
66 * @return integer Number of entries changed, or that would be changed
68 private function doReassignEdits( &$from, &$to, $rc = false, $report = false ) {
69 $dbw = wfGetDB( DB_MASTER
);
73 $this->output( "Checking current edits..." );
74 $res = $dbw->select( 'revision', 'COUNT(*) AS count', $this->userConditions( $from, 'rev_user', 'rev_user_text' ), __METHOD__
);
75 $row = $dbw->fetchObject( $res );
77 $this->output( "found {$cur}.\n" );
79 $this->output( "Checking deleted edits..." );
80 $res = $dbw->select( 'archive', 'COUNT(*) AS count', $this->userConditions( $from, 'ar_user', 'ar_user_text' ), __METHOD__
);
81 $row = $dbw->fetchObject( $res );
83 $this->output( "found {$del}.\n" );
85 # Don't count recent changes if we're not supposed to
87 $this->output( "Checking recent changes..." );
88 $res = $dbw->select( 'recentchanges', 'COUNT(*) AS count', $this->userConditions( $from, 'rc_user', 'rc_user_text' ), __METHOD__
);
89 $row = $dbw->fetchObject( $res );
91 $this->output( "found {$rec}.\n" );
96 $total = $cur +
$del +
$rec;
97 $this->output( "\nTotal entries to change: {$total}\n" );
102 $this->output( "\nReassigning current edits..." );
103 $res = $dbw->update( 'revision', $this->userSpecification( $to, 'rev_user', 'rev_user_text' ), $this->userConditions( $from, 'rev_user', 'rev_user_text' ), __METHOD__
);
104 $this->output( "done.\nReassigning deleted edits..." );
105 $res = $dbw->update( 'archive', $this->userSpecification( $to, 'ar_user', 'ar_user_text' ), $this->userConditions( $from, 'ar_user', 'ar_user_text' ), __METHOD__
);
106 $this->output( "done.\n" );
107 # Update recent changes if required
109 $this->output( "Updating recent changes..." );
110 $res = $dbw->update( 'recentchanges', $this->userSpecification( $to, 'rc_user', 'rc_user_text' ), $this->userConditions( $from, 'rc_user', 'rc_user_text' ), __METHOD__
);
111 $this->output( "done.\n" );
121 * Return the most efficient set of user conditions
122 * i.e. a user => id mapping, or a user_text => text mapping
124 * @param $user User for the condition
125 * @param $idfield Field name containing the identifier
126 * @param $utfield Field name containing the user text
129 private function userConditions( &$user, $idfield, $utfield ) {
130 return $user->getId() ?
array( $idfield => $user->getId() ) : array( $utfield => $user->getName() );
134 * Return user specifications
135 * i.e. user => id, user_text => text
137 * @param $user User for the spec
138 * @param $idfield Field name containing the identifier
139 * @param $utfield Field name containing the user text
142 private function userSpecification( &$user, $idfield, $utfield ) {
143 return array( $idfield => $user->getId(), $utfield => $user->getName() );
147 * Initialise the user object
149 * @param $username Username or IP address
152 private function initialiseUser( $username ) {
153 if( User
::isIP( $username ) ) {
156 $user->setName( $username );
158 $user = User
::newFromName( $username );
167 $maintClass = "ReassignEdits";
168 require_once( DO_MAINTENANCE
);