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" );
54 $ton = $to->getName();
55 $this->error( "User '{$ton}' not found." );
61 * Reassign edits from one user to another
63 * @param $from User to take edits from
64 * @param $to User to assign edits to
65 * @param $rc Update the recent changes table
66 * @param $report Don't change things; just echo numbers
67 * @return integer Number of entries changed, or that would be changed
69 private function doReassignEdits( &$from, &$to, $rc = false, $report = false ) {
70 $dbw = wfGetDB( DB_MASTER
);
74 $this->output( "Checking current edits..." );
75 $res = $dbw->select( 'revision', 'COUNT(*) AS count', $this->userConditions( $from, 'rev_user', 'rev_user_text' ), __METHOD__
);
76 $row = $dbw->fetchObject( $res );
78 $this->output( "found {$cur}.\n" );
80 $this->output( "Checking deleted edits..." );
81 $res = $dbw->select( 'archive', 'COUNT(*) AS count', $this->userConditions( $from, 'ar_user', 'ar_user_text' ), __METHOD__
);
82 $row = $dbw->fetchObject( $res );
84 $this->output( "found {$del}.\n" );
86 # Don't count recent changes if we're not supposed to
88 $this->output( "Checking recent changes..." );
89 $res = $dbw->select( 'recentchanges', 'COUNT(*) AS count', $this->userConditions( $from, 'rc_user', 'rc_user_text' ), __METHOD__
);
90 $row = $dbw->fetchObject( $res );
92 $this->output( "found {$rec}.\n" );
97 $total = $cur +
$del +
$rec;
98 $this->output( "\nTotal entries to change: {$total}\n" );
103 $this->output( "\nReassigning current edits..." );
104 $res = $dbw->update( 'revision', $this->userSpecification( $to, 'rev_user', 'rev_user_text' ), $this->userConditions( $from, 'rev_user', 'rev_user_text' ), __METHOD__
);
105 $this->output( "done.\nReassigning deleted edits..." );
106 $res = $dbw->update( 'archive', $this->userSpecification( $to, 'ar_user', 'ar_user_text' ), $this->userConditions( $from, 'ar_user', 'ar_user_text' ), __METHOD__
);
107 $this->output( "done.\n" );
108 # Update recent changes if required
110 $this->output( "Updating recent changes..." );
111 $dbw->update( 'recentchanges', $this->userSpecification( $to, 'rc_user', 'rc_user_text' ), $this->userConditions( $from, 'rc_user', 'rc_user_text' ), __METHOD__
);
112 $this->output( "done.\n" );
122 * Return the most efficient set of user conditions
123 * i.e. a user => id mapping, or a user_text => text mapping
125 * @param $user User for the condition
126 * @param $idfield Field name containing the identifier
127 * @param $utfield Field name containing the user text
130 private function userConditions( &$user, $idfield, $utfield ) {
131 return $user->getId() ?
array( $idfield => $user->getId() ) : array( $utfield => $user->getName() );
135 * Return user specifications
136 * i.e. user => id, user_text => text
138 * @param $user User for the spec
139 * @param $idfield Field name containing the identifier
140 * @param $utfield Field name containing the user text
143 private function userSpecification( &$user, $idfield, $utfield ) {
144 return array( $idfield => $user->getId(), $utfield => $user->getName() );
148 * Initialise the user object
150 * @param $username Username or IP address
153 private function initialiseUser( $username ) {
154 if ( User
::isIP( $username ) ) {
157 $user->setName( $username );
159 $user = User
::newFromName( $username );
168 $maintClass = "ReassignEdits";
169 require_once( DO_MAINTENANCE
);