includes/api/ApiMove.php

   1 <?php
   2
   3 /*
   4  * Created on Oct 31, 2007
   5  * API for MediaWiki 1.8+
   6  *
   7  * Copyright (C) 2007 Roan Kattouw <Firstname>.<Lastname>@home.nl
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write to the Free Software Foundation, Inc.,
  21  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  22  * http://www.gnu.org/copyleft/gpl.html
  23  */
  24
  25 if ( !defined( 'MEDIAWIKI' ) ) {
  26         // Eclipse helper - will be ignored in production
  27         require_once ( "ApiBase.php" );
  28 }
  29
  30
  31 /**
  32  * @ingroup API
  33  */
  34 class ApiMove extends ApiBase {
  35
  36         public function __construct( $main, $action ) {
  37                 parent :: __construct( $main, $action );
  38         }
  39
  40         public function execute() {
  41                 global $wgUser;
  42                 $params = $this->extractRequestParams();
  43                 if ( is_null( $params['reason'] ) )
  44                         $params['reason'] = '';
  45
  46                 $this->requireOnlyOneParameter( $params, 'from', 'fromid' );
  47                 if ( !isset( $params['to'] ) )
  48                         $this->dieUsageMsg( array( 'missingparam', 'to' ) );
  49                 if ( !isset( $params['token'] ) )
  50                         $this->dieUsageMsg( array( 'missingparam', 'token' ) );
  51                 if ( !$wgUser->matchEditToken( $params['token'] ) )
  52                         $this->dieUsageMsg( array( 'sessionfailure' ) );
  53
  54                 if ( isset( $params['from'] ) )
  55                 {
  56                         $fromTitle = Title::newFromText( $params['from'] );
  57                         if ( !$fromTitle )
  58                                 $this->dieUsageMsg( array( 'invalidtitle', $params['from'] ) );
  59                 }
  60                 else if ( isset( $params['fromid'] ) )
  61                 {
  62                         $fromTitle = Title::newFromID( $params['fromid'] );
  63                         if ( !$fromTitle )
  64                                 $this->dieUsageMsg( array( 'nosuchpageid', $params['fromid'] ) );
  65                 }
  66                 if ( !$fromTitle->exists() )
  67                         $this->dieUsageMsg( array( 'notanarticle' ) );
  68                 $fromTalk = $fromTitle->getTalkPage();
  69
  70                 $toTitle = Title::newFromText( $params['to'] );
  71                 if ( !$toTitle )
  72                         $this->dieUsageMsg( array( 'invalidtitle', $params['to'] ) );
  73                 $toTalk = $toTitle->getTalkPage();
  74
  75                 if ( $toTitle->getNamespace() == NS_FILE
  76                         && !RepoGroup::singleton()->getLocalRepo()->findFile( $toTitle )
  77                         && wfFindFile( $toTitle ) )
  78                 {
  79                         if ( !$params['ignorewarnings'] && $wgUser->isAllowed( 'reupload-shared' ) ) {
  80                                 $this->dieUsageMsg( array( 'sharedfile-exists' ) );
  81                         } elseif ( !$wgUser->isAllowed( 'reupload-shared' ) ) {
  82                                 $this->dieUsageMsg( array( 'cantoverwrite-sharedfile' ) );
  83                         }
  84                 }
  85
  86                 # Move the page
  87                 $hookErr = null;
  88                 $retval = $fromTitle->moveTo( $toTitle, true, $params['reason'], !$params['noredirect'] );
  89                 if ( $retval !== true )
  90                         $this->dieUsageMsg( reset( $retval ) );
  91
  92                 $r = array( 'from' => $fromTitle->getPrefixedText(), 'to' => $toTitle->getPrefixedText(), 'reason' => $params['reason'] );
  93                 if ( !$params['noredirect'] || !$wgUser->isAllowed( 'suppressredirect' ) )
  94                         $r['redirectcreated'] = '';
  95
  96                 # Move the talk page
  97                 if ( $params['movetalk'] && $fromTalk->exists() && !$fromTitle->isTalkPage() )
  98                 {
  99                         $retval = $fromTalk->moveTo( $toTalk, true, $params['reason'], !$params['noredirect'] );
 100                         if ( $retval === true )
 101                         {
 102                                 $r['talkfrom'] = $fromTalk->getPrefixedText();
 103                                 $r['talkto'] = $toTalk->getPrefixedText();
 104                         }
 105                         // We're not gonna dieUsage() on failure, since we already changed something
 106                         else
 107                         {
 108                                 $parsed = $this->parseMsg( reset( $retval ) );
 109                                 $r['talkmove-error-code'] = $parsed['code'];
 110                                 $r['talkmove-error-info'] = $parsed['info'];
 111                         }
 112                 }
 113
 114                 # Move subpages
 115                 if ( $params['movesubpages'] )
 116                 {
 117                         $r['subpages'] = $this->moveSubpages( $fromTitle, $toTitle,
 118                                         $params['reason'], $params['noredirect'] );
 119                         $this->getResult()->setIndexedTagName( $r['subpages'], 'subpage' );
 120                         if ( $params['movetalk'] )
 121                         {
 122                                 $r['subpages-talk'] = $this->moveSubpages( $fromTalk, $toTalk,
 123                                         $params['reason'], $params['noredirect'] );
 124                                 $this->getResult()->setIndexedTagName( $r['subpages-talk'], 'subpage' );
 125                         }
 126                 }
 127
 128                 # Watch pages
 129                 if ( $params['watch'] || $wgUser->getOption( 'watchmoves' ) )
 130                 {
 131                         $wgUser->addWatch( $fromTitle );
 132                         $wgUser->addWatch( $toTitle );
 133                 }
 134                 else if ( $params['unwatch'] )
 135                 {
 136                         $wgUser->removeWatch( $fromTitle );
 137                         $wgUser->removeWatch( $toTitle );
 138                 }
 139                 $this->getResult()->addValue( null, $this->getModuleName(), $r );
 140         }
 141
 142         public function moveSubpages( $fromTitle, $toTitle, $reason, $noredirect )
 143         {
 144                 $retval = array();
 145                 $success = $fromTitle->moveSubpages( $toTitle, true, $reason, !$noredirect );
 146                 if ( isset( $success[0] ) )
 147                         return array( 'error' => $this->parseMsg( $success ) );
 148                 else
 149                 {
 150                         // At least some pages could be moved
 151                         // Report each of them separately
 152                         foreach ( $success as $oldTitle => $newTitle )
 153                         {
 154                                 $r = array( 'from' => $oldTitle );
 155                                 if ( is_array( $newTitle ) )
 156                                         $r['error'] = $this->parseMsg( reset( $newTitle ) );
 157                                 else
 158                                         // Success
 159                                         $r['to'] = $newTitle;
 160                                 $retval[] = $r;
 161                         }
 162                 }
 163                 return $retval;
 164         }
 165
 166         public function mustBePosted() { return true; }
 167
 168         public function isWriteMode() {
 169                 return true;
 170         }
 171
 172         public function getAllowedParams() {
 173                 return array (
 174                         'from' => null,
 175                         'fromid' => array(
 176                                 ApiBase::PARAM_TYPE => 'integer'
 177                         ),
 178                         'to' => null,
 179                         'token' => null,
 180                         'reason' => null,
 181                         'movetalk' => false,
 182                         'movesubpages' => false,
 183                         'noredirect' => false,
 184                         'watch' => false,
 185                         'unwatch' => false,
 186                         'ignorewarnings' => false
 187                 );
 188         }
 189
 190         public function getParamDescription() {
 191                 return array (
 192                         'from' => 'Title of the page you want to move. Cannot be used together with fromid.',
 193                         'fromid' => 'Page ID of the page you want to move. Cannot be used together with from.',
 194                         'to' => 'Title you want to rename the page to.',
 195                         'token' => 'A move token previously retrieved through prop=info',
 196                         'reason' => 'Reason for the move (optional).',
 197                         'movetalk' => 'Move the talk page, if it exists.',
 198                         'movesubpages' => 'Move subpages, if applicable',
 199                         'noredirect' => 'Don\'t create a redirect',
 200                         'watch' => 'Add the page and the redirect to your watchlist',
 201                         'unwatch' => 'Remove the page and the redirect from your watchlist',
 202                         'ignorewarnings' => 'Ignore any warnings'
 203                 );
 204         }
 205
 206         public function getDescription() {
 207                 return array(
 208                         'Move a page.'
 209                 );
 210         }
 211
 212         protected function getExamples() {
 213                 return array (
 214                         'api.php?action=move&from=Exampel&to=Example&token=123ABC&reason=Misspelled%20title&movetalk&noredirect'
 215                 );
 216         }
 217
 218         public function getVersion() {
 219                 return __CLASS__ . ': $Id$';
 220         }
 221 }