includes/api/ApiQueryProtectedTitles.php

   1 <?php
   2
   3 /*
   4  * Created on Feb 13, 2009
   5  *
   6  * API for MediaWiki 1.8+
   7  *
   8  * Copyright (C) 2009 Roan Kattouw <Firstname>.<Lastname>@home.nl
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License along
  21  * with this program; if not, write to the Free Software Foundation, Inc.,
  22  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  23  * http://www.gnu.org/copyleft/gpl.html
  24  */
  25
  26 if (!defined('MEDIAWIKI')) {
  27         // Eclipse helper - will be ignored in production
  28         require_once ('ApiQueryBase.php');
  29 }
  30
  31 /**
  32  * Query module to enumerate all create-protected pages.
  33  *
  34  * @ingroup API
  35  */
  36 class ApiQueryProtectedTitles extends ApiQueryGeneratorBase {
  37
  38         public function __construct($query, $moduleName) {
  39                 parent :: __construct($query, $moduleName, 'pt');
  40         }
  41
  42         public function execute() {
  43                 $this->run();
  44         }
  45
  46         public function executeGenerator($resultPageSet) {
  47                 if ($resultPageSet->isResolvingRedirects())
  48                         $this->dieUsage('Use "gapfilterredir=nonredirects" option instead of "redirects" when using allpages as a generator', 'params');
  49
  50                 $this->run($resultPageSet);
  51         }
  52
  53         private function run($resultPageSet = null) {
  54                 $db = $this->getDB();
  55                 $params = $this->extractRequestParams();
  56
  57                 $this->addTables('protected_titles');
  58                 $this->addFields(array('pt_namespace', 'pt_title', 'pt_timestamp'));
  59
  60                 $prop = array_flip($params['prop']);
  61                 $this->addFieldsIf('pt_user', isset($prop['user']));
  62                 $this->addFieldsIf('pt_reason', isset($prop['comment']));
  63                 $this->addFieldsIf('pt_expiry', isset($prop['expiry']));
  64                 $this->addFieldsIf('pt_create_perm', isset($prop['level']));
  65
  66                 $this->addWhereRange('pt_timestamp', $params['dir'], $params['start'], $params['end']);
  67                 $this->addWhereFld('pt_namespace', $params['namespace']);
  68                 $this->addWhereFld('pt_create_perm', $params['level']);
  69
  70                 if(isset($prop['user']))
  71                 {
  72                         $this->addTables('user');
  73                         $this->addFields('user_name');
  74                         $this->addJoinConds(array('user' => array('LEFT JOIN',
  75                                 'user_id=pt_user'
  76                         )));
  77                 }
  78
  79                 $this->addOption('LIMIT', $params['limit'] + 1);
  80                 $res = $this->select(__METHOD__);
  81
  82                 $count = 0;
  83                 $result = $this->getResult();
  84                 while ($row = $db->fetchObject($res)) {
  85                         if (++ $count > $params['limit']) {
  86                                 // We've reached the one extra which shows that there are additional pages to be had. Stop here...
  87                                 $this->setContinueEnumParameter('start', wfTimestamp(TS_ISO_8601, $row->pt_timestamp));
  88                                 break;
  89                         }
  90
  91                         $title = Title::makeTitle($row->pt_namespace, $row->pt_title);
  92                         if (is_null($resultPageSet)) {
  93                                 $vals = array();
  94                                 ApiQueryBase::addTitleInfo($vals, $title);
  95                                 if(isset($prop['timestamp']))
  96                                         $vals['timestamp'] = wfTimestamp(TS_ISO_8601, $row->pt_timestamp);
  97                                 if(isset($prop['user']) && !is_null($row->user_name))
  98                                         $vals['user'] = $row->user_name;
  99                                 if(isset($prop['comment']))
 100                                         $vals['comment'] = $row->pt_reason;
 101                                 if(isset($prop['expiry']))
 102                                         $vals['expiry'] = Block::decodeExpiry($row->pt_expiry, TS_ISO_8601);
 103                                 if(isset($prop['level']))
 104                                         $vals['level'] = $row->pt_create_perm;
 105
 106                                 $fit = $result->addValue(array('query', $this->getModuleName()), null, $vals);
 107                                 if(!$fit)
 108                                 {
 109                                         $this->setContinueEnumParameter('start',
 110                                                 wfTimestamp(TS_ISO_8601, $row->pt_timestamp));
 111                                         break;
 112                                 }
 113                         } else {
 114                                 $titles[] = $title;
 115                         }
 116                 }
 117                 $db->freeResult($res);
 118                 if(is_null($resultPageSet))
 119                         $result->setIndexedTagName_internal(array('query', $this->getModuleName()), $this->getModulePrefix());
 120                 else
 121                         $resultPageSet->populateFromTitles($titles);
 122         }
 123
 124         public function getAllowedParams() {
 125                 global $wgRestrictionLevels;
 126                 return array (
 127                         'namespace' => array (
 128                                 ApiBase :: PARAM_ISMULTI => true,
 129                                 ApiBase :: PARAM_TYPE => 'namespace',
 130                         ),
 131                         'level' => array(
 132                                 ApiBase :: PARAM_ISMULTI => true,
 133                                 ApiBase :: PARAM_TYPE => array_diff($wgRestrictionLevels, array(''))
 134                         ),
 135                         'limit' => array (
 136                                 ApiBase :: PARAM_DFLT => 10,
 137                                 ApiBase :: PARAM_TYPE => 'limit',
 138                                 ApiBase :: PARAM_MIN => 1,
 139                                 ApiBase :: PARAM_MAX => ApiBase :: LIMIT_BIG1,
 140                                 ApiBase :: PARAM_MAX2 => ApiBase :: LIMIT_BIG2
 141                         ),
 142                         'dir' => array (
 143                                 ApiBase :: PARAM_DFLT => 'ascending',
 144                                 ApiBase :: PARAM_TYPE => array (
 145                                         'ascending',
 146                                         'descending'
 147                                 )
 148                         ),
 149                         'start' => array(
 150                                 ApiBase :: PARAM_TYPE => 'timestamp'
 151                         ),
 152                         'end' => array(
 153                                 ApiBase :: PARAM_TYPE => 'timestamp'
 154                         ),
 155                         'prop' => array(
 156                                 ApiBase :: PARAM_ISMULTI => true,
 157                                 ApiBase :: PARAM_DFLT => 'timestamp|level',
 158                                 ApiBase :: PARAM_TYPE => array(
 159                                         'timestamp',
 160                                         'user',
 161                                         'comment',
 162                                         'expiry',
 163                                         'level'
 164                                 )
 165                         ),
 166                 );
 167         }
 168
 169         public function getParamDescription() {
 170                 return array (
 171                         'namespace' => 'Only list titles in these namespaces',
 172                         'start' => 'Start listing at this protection timestamp',
 173                         'end' => 'Stop listing at this protection timestamp',
 174                         'dir' => 'The direction in which to list',
 175                         'limit' => 'How many total pages to return.',
 176                         'prop' => 'Which properties to get',
 177                 );
 178         }
 179
 180         public function getDescription() {
 181                 return 'List all titles protected from creation';
 182         }
 183
 184         protected function getExamples() {
 185                 return array (
 186                         'api.php?action=query&list=protectedtitles',
 187                 );
 188         }
 189
 190         public function getVersion() {
 191                 return __CLASS__ . ': $Id$';
 192         }
 193 }