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  * @addtogroup 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                 $this->getMain()->requestWriteMode();
  43                 $params = $this->extractRequestParams();
  44                 if(is_null($params['reason']))
  45                         $params['reason'] = '';
  46
  47                 $titleObj = NULL;
  48                 if(!isset($params['from']))
  49                         $this->dieUsageMsg(array('missingparam', 'from'));
  50                 if(!isset($params['to']))
  51                         $this->dieUsageMsg(array('missingparam', 'to'));
  52                 if(!isset($params['token']))
  53                         $this->dieUsageMsg(array('missingparam', 'token'));
  54                 if(!$wgUser->matchEditToken($params['token']))
  55                         $this->dieUsageMsg(array('sessionfailure'));
  56
  57                 $fromTitle = Title::newFromText($params['from']);
  58                 if(!$fromTitle)
  59                         $this->dieUsageMsg(array('invalidtitle', $params['from']));
  60                 if(!$fromTitle->exists())
  61                         $this->dieUsageMsg(array('notanarticle'));
  62                 $fromTalk = $fromTitle->getTalkPage();
  63
  64                 $toTitle = Title::newFromText($params['to']);
  65                 if(!$toTitle)
  66                         $this->dieUsageMsg(array('invalidtitle', $params['to']));
  67                 $toTalk = $toTitle->getTalkPage();
  68
  69                 // Run getUserPermissionsErrors() here so we get message arguments too,
  70                 // rather than just a message key. The latter is troublesome for messages
  71                 // that use arguments.
  72                 // FIXME: moveTo() should really return an array, requires some
  73                 //        refactoring of other code, though (mainly SpecialMovepage.php)
  74                 $errors = array_merge($fromTitle->getUserPermissionsErrors('move', $wgUser),
  75                                         $fromTitle->getUserPermissionsErrors('edit', $wgUser),
  76                                         $toTitle->getUserPermissionsErrors('move', $wgUser),
  77                                         $toTitle->getUserPermissionsErrors('edit', $wgUser));
  78                 if(!empty($errors))
  79                         // We don't care about multiple errors, just report one of them
  80                         $this->dieUsageMsg(current($errors));
  81
  82                 $dbw = wfGetDB(DB_MASTER);
  83                 $dbw->begin();
  84                 $retval = $fromTitle->moveTo($toTitle, true, $params['reason'], !$params['noredirect']);
  85                 if($retval !== true)
  86                         $this->dieUsageMsg(array($retval));
  87
  88                 $r = array('from' => $fromTitle->getPrefixedText(), 'to' => $toTitle->getPrefixedText(), 'reason' => $params['reason']);
  89                 if(!$params['noredirect'] || !$wgUser->isAllowed('suppressredirect'))
  90                         $r['redirectcreated'] = '';
  91
  92                 if($params['movetalk'] && $fromTalk->exists() && !$fromTitle->isTalkPage())
  93                 {
  94                         // We need to move the talk page as well
  95                         $toTalk = $toTitle->getTalkPage();
  96                         $retval = $fromTalk->moveTo($toTalk, true, $params['reason'], !$params['noredirect']);
  97                         if($retval === true)
  98                         {
  99                                 $r['talkfrom'] = $fromTalk->getPrefixedText();
 100                                 $r['talkto'] = $toTalk->getPrefixedText();
 101                         }
 102                         // We're not gonna dieUsage() on failure, since we already changed something
 103                         else
 104                         {
 105                                 $r['talkmove-error-code'] = ApiBase::$messageMap[$retval]['code'];
 106                                 $r['talkmove-error-info'] = ApiBase::$messageMap[$retval]['info'];
 107                         }
 108                 }
 109
 110                 # Watch pages
 111                 if($params['watch'] || $wgUser->getOption('watchmoves'))
 112                 {
 113                         $wgUser->addWatch($fromTitle);
 114                         $wgUser->addWatch($toTitle);
 115                 }
 116                 else if($params['unwatch'])
 117                 {
 118                         $wgUser->removeWatch($fromTitle);
 119                         $wgUser->removeWatch($toTitle);
 120                 }
 121                 $dbw->commit(); // Make sure all changes are really written to the DB
 122                 $this->getResult()->addValue(null, $this->getModuleName(), $r);
 123         }
 124
 125         public function mustBePosted() { return true; }
 126
 127         public function getAllowedParams() {
 128                 return array (
 129                         'from' => null,
 130                         'to' => null,
 131                         'token' => null,
 132                         'reason' => null,
 133                         'movetalk' => false,
 134                         'noredirect' => false,
 135                         'watch' => false,
 136                         'unwatch' => false
 137                 );
 138         }
 139
 140         public function getParamDescription() {
 141                 return array (
 142                         'from' => 'Title of the page you want to move.',
 143                         'to' => 'Title you want to rename the page to.',
 144                         'token' => 'A move token previously retrieved through prop=info',
 145                         'reason' => 'Reason for the move (optional).',
 146                         'movetalk' => 'Move the talk page, if it exists.',
 147                         'noredirect' => 'Don\'t create a redirect',
 148                         'watch' => 'Add the page and the redirect to your watchlist',
 149                         'unwatch' => 'Remove the page and the redirect from your watchlist'
 150                 );
 151         }
 152
 153         public function getDescription() {
 154                 return array(
 155                         'Moves a page.'
 156                 );
 157         }
 158
 159         protected function getExamples() {
 160                 return array (
 161                         'api.php?action=move&from=Exampel&to=Example&token=123ABC&reason=Misspelled%20title&movetalk&noredirect'
 162                 );
 163         }
 164
 165         public function getVersion() {
 166                 return __CLASS__ . ': $Id$';
 167         }
 168 }