wfMsgForContentNoTrans() was removed
[mediawiki.git] / includes / actions / RollbackAction.php
blob040485637d18b70415753c94deccc117de2f152e
1 <?php
2 /**
3 * Edit rollback user interface
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
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
19 * @file
20 * @ingroup Actions
23 /**
24 * User interface for the rollback action
26 * @ingroup Actions
28 class RollbackAction extends FormlessAction {
30 public function getName() {
31 return 'rollback';
34 public function getRestriction() {
35 return 'rollback';
38 public function onView() {
39 // TODO: use $this->useTransactionalTimeLimit(); when POST only
40 wfTransactionalTimeLimit();
42 $details = null;
44 $request = $this->getRequest();
45 $user = $this->getUser();
47 $result = $this->page->doRollback(
48 $request->getVal( 'from' ),
49 $request->getText( 'summary' ),
50 $request->getVal( 'token' ),
51 $request->getBool( 'bot' ),
52 $details,
53 $this->getUser()
56 if ( in_array( array( 'actionthrottledtext' ), $result ) ) {
57 throw new ThrottledError;
60 if ( isset( $result[0][0] ) &&
61 ( $result[0][0] == 'alreadyrolled' || $result[0][0] == 'cantrollback' )
62 ) {
63 $this->getOutput()->setPageTitle( $this->msg( 'rollbackfailed' ) );
64 $errArray = $result[0];
65 $errMsg = array_shift( $errArray );
66 $this->getOutput()->addWikiMsgArray( $errMsg, $errArray );
68 if ( isset( $details['current'] ) ) {
69 /** @var Revision $current */
70 $current = $details['current'];
72 if ( $current->getComment() != '' ) {
73 $this->getOutput()->addHTML( $this->msg( 'editcomment' )->rawParams(
74 Linker::formatComment( $current->getComment() ) )->parse() );
78 return;
81 # NOTE: Permission errors already handled by Action::checkExecute.
83 if ( $result == array( array( 'readonlytext' ) ) ) {
84 throw new ReadOnlyError;
87 # XXX: Would be nice if ErrorPageError could take multiple errors, and/or a status object.
88 # Right now, we only show the first error
89 foreach ( $result as $error ) {
90 throw new ErrorPageError( 'rollbackfailed', $error[0], array_slice( $error, 1 ) );
93 /** @var Revision $current */
94 $current = $details['current'];
95 $target = $details['target'];
96 $newId = $details['newid'];
97 $this->getOutput()->setPageTitle( $this->msg( 'actioncomplete' ) );
98 $this->getOutput()->setRobotPolicy( 'noindex,nofollow' );
100 $old = Linker::revUserTools( $current );
101 $new = Linker::revUserTools( $target );
102 $this->getOutput()->addHTML( $this->msg( 'rollback-success' )->rawParams( $old, $new )
103 ->parseAsBlock() );
105 if ( $user->getBoolOption( 'watchrollback' ) ) {
106 $user->addWatch( $this->page->getTitle(), WatchedItem::IGNORE_USER_RIGHTS );
109 $this->getOutput()->returnToMain( false, $this->getTitle() );
111 if ( !$request->getBool( 'hidediff', false ) &&
112 !$this->getUser()->getBoolOption( 'norollbackdiff' )
114 $contentHandler = $current->getContentHandler();
115 $de = $contentHandler->createDifferenceEngine(
116 $this->getContext(),
117 $current->getId(),
118 $newId,
119 false,
120 true
122 $de->showDiff( '', '' );
126 protected function getDescription() {
127 return '';