includes/specials/pagers/NewPagesPager.php

   1 <?php
   2 /**
   3  * This program is free software; you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation; either version 2 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  16  * http://www.gnu.org/copyleft/gpl.html
  17  *
  18  * @file
  19  * @ingroup Pager
  20  */
  21
  22 /**
  23  * @ingroup Pager
  24  */
  25 use MediaWiki\MediaWikiServices;
  26
  27 class NewPagesPager extends ReverseChronologicalPager {
  28
  29         /**
  30          * @var FormOptions
  31          */
  32         protected $opts;
  33
  34         /**
  35          * @var SpecialNewpages
  36          */
  37         protected $mForm;
  38
  39         /**
  40          * @param SpecialNewpages $form
  41          * @param FormOptions $opts
  42          */
  43         public function __construct( $form, FormOptions $opts ) {
  44                 parent::__construct( $form->getContext() );
  45                 $this->mForm = $form;
  46                 $this->opts = $opts;
  47         }
  48
  49         function getQueryInfo() {
  50                 $rcQuery = RecentChange::getQueryInfo();
  51
  52                 $conds = [];
  53                 $conds['rc_new'] = 1;
  54
  55                 $username = $this->opts->getValue( 'username' );
  56                 $user = Title::makeTitleSafe( NS_USER, $username );
  57
  58                 $size = abs( intval( $this->opts->getValue( 'size' ) ) );
  59                 if ( $size > 0 ) {
  60                         if ( $this->opts->getValue( 'size-mode' ) === 'max' ) {
  61                                 $conds[] = 'page_len <= ' . $size;
  62                         } else {
  63                                 $conds[] = 'page_len >= ' . $size;
  64                         }
  65                 }
  66
  67                 if ( $user ) {
  68                         $conds[] = ActorMigration::newMigration()->getWhere(
  69                                 $this->mDb, 'rc_user', User::newFromName( $user->getText(), false ), false
  70                         )['conds'];
  71                 } elseif ( $this->canAnonymousUsersCreatePages() && $this->opts->getValue( 'hideliu' ) ) {
  72                         # If anons cannot make new pages, don't "exclude logged in users"!
  73                         $conds[] = ActorMigration::newMigration()->isAnon( $rcQuery['fields']['rc_user'] );
  74                 }
  75
  76                 $conds = array_merge( $conds, $this->getNamespaceCond() );
  77
  78                 # If this user cannot see patrolled edits or they are off, don't do dumb queries!
  79                 if ( $this->opts->getValue( 'hidepatrolled' ) && $this->getUser()->useNPPatrol() ) {
  80                         $conds['rc_patrolled'] = RecentChange::PRC_UNPATROLLED;
  81                 }
  82
  83                 if ( $this->opts->getValue( 'hidebots' ) ) {
  84                         $conds['rc_bot'] = 0;
  85                 }
  86
  87                 if ( $this->opts->getValue( 'hideredirs' ) ) {
  88                         $conds['page_is_redirect'] = 0;
  89                 }
  90
  91                 // Allow changes to the New Pages query
  92                 $tables = array_merge( $rcQuery['tables'], [ 'page' ] );
  93                 $fields = array_merge( $rcQuery['fields'], [
  94                         'length' => 'page_len', 'rev_id' => 'page_latest', 'page_namespace', 'page_title'
  95                 ] );
  96                 $join_conds = [ 'page' => [ 'JOIN', 'page_id=rc_cur_id' ] ] + $rcQuery['joins'];
  97
  98                 // Avoid PHP 7.1 warning from passing $this by reference
  99                 $pager = $this;
 100                 Hooks::run( 'SpecialNewpagesConditions',
 101                         [ &$pager, $this->opts, &$conds, &$tables, &$fields, &$join_conds ] );
 102
 103                 $info = [
 104                         'tables' => $tables,
 105                         'fields' => $fields,
 106                         'conds' => $conds,
 107                         'options' => [],
 108                         'join_conds' => $join_conds
 109                 ];
 110
 111                 // Modify query for tags
 112                 ChangeTags::modifyDisplayQuery(
 113                         $info['tables'],
 114                         $info['fields'],
 115                         $info['conds'],
 116                         $info['join_conds'],
 117                         $info['options'],
 118                         $this->opts['tagfilter']
 119                 );
 120
 121                 return $info;
 122         }
 123
 124         private function canAnonymousUsersCreatePages() {
 125                 $pm = MediaWikiServices::getInstance()->getPermissionManager();
 126                 return ( $pm->groupHasPermission( '*', 'createpage' ) ||
 127                         $pm->groupHasPermission( '*', 'createtalk' )
 128                 );
 129         }
 130
 131         // Based on ContribsPager.php
 132         function getNamespaceCond() {
 133                 $namespace = $this->opts->getValue( 'namespace' );
 134                 if ( $namespace === 'all' || $namespace === '' ) {
 135                         return [];
 136                 }
 137
 138                 $namespace = intval( $namespace );
 139                 $invert = $this->opts->getValue( 'invert' );
 140                 $associated = $this->opts->getValue( 'associated' );
 141
 142                 $eq_op = $invert ? '!=' : '=';
 143                 $bool_op = $invert ? 'AND' : 'OR';
 144
 145                 $selectedNS = $this->mDb->addQuotes( $namespace );
 146                 if ( !$associated ) {
 147                         return [ "rc_namespace $eq_op $selectedNS" ];
 148                 }
 149
 150                 $associatedNS = $this->mDb->addQuotes(
 151                         MediaWikiServices::getInstance()->getNamespaceInfo()->getAssociated( $namespace )
 152                 );
 153                 return [
 154                         "rc_namespace $eq_op $selectedNS " .
 155                         $bool_op .
 156                         " rc_namespace $eq_op $associatedNS"
 157                 ];
 158         }
 159
 160         function getIndexField() {
 161                 return 'rc_timestamp';
 162         }
 163
 164         function formatRow( $row ) {
 165                 return $this->mForm->formatRow( $row );
 166         }
 167
 168         protected function getStartBody() {
 169                 # Do a batch existence check on pages
 170                 $linkBatch = new LinkBatch();
 171                 foreach ( $this->mResult as $row ) {
 172                         $linkBatch->add( NS_USER, $row->rc_user_text );
 173                         $linkBatch->add( NS_USER_TALK, $row->rc_user_text );
 174                         $linkBatch->add( $row->page_namespace, $row->page_title );
 175                 }
 176                 $linkBatch->execute();
 177
 178                 return '<ul>';
 179         }
 180
 181         protected function getEndBody() {
 182                 return '</ul>';
 183         }
 184 }