includes/specials/pagers/BlockListPager.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\Block\Restriction\Restriction;
  26 use MediaWiki\Block\Restriction\PageRestriction;
  27 use MediaWiki\Block\Restriction\NamespaceRestriction;
  28 use MediaWiki\MediaWikiServices;
  29 use Wikimedia\Rdbms\IResultWrapper;
  30
  31 class BlockListPager extends TablePager {
  32
  33         protected $conds;
  34
  35         /**
  36          * Array of restrictions.
  37          *
  38          * @var Restriction[]
  39          */
  40         protected $restrictions = [];
  41
  42         /**
  43          * @param SpecialPage $page
  44          * @param array $conds
  45          */
  46         public function __construct( $page, $conds ) {
  47                 $this->conds = $conds;
  48                 $this->mDefaultDirection = IndexPager::DIR_DESCENDING;
  49                 parent::__construct( $page->getContext() );
  50         }
  51
  52         function getFieldNames() {
  53                 static $headers = null;
  54
  55                 if ( $headers === null ) {
  56                         $headers = [
  57                                 'ipb_timestamp' => 'blocklist-timestamp',
  58                                 'ipb_target' => 'blocklist-target',
  59                                 'ipb_expiry' => 'blocklist-expiry',
  60                                 'ipb_by' => 'blocklist-by',
  61                                 'ipb_params' => 'blocklist-params',
  62                                 'ipb_reason' => 'blocklist-reason',
  63                         ];
  64                         foreach ( $headers as $key => $val ) {
  65                                 $headers[$key] = $this->msg( $val )->text();
  66                         }
  67                 }
  68
  69                 return $headers;
  70         }
  71
  72         function formatValue( $name, $value ) {
  73                 static $msg = null;
  74                 if ( $msg === null ) {
  75                         $keys = [
  76                                 'anononlyblock',
  77                                 'createaccountblock',
  78                                 'noautoblockblock',
  79                                 'emailblock',
  80                                 'blocklist-nousertalk',
  81                                 'unblocklink',
  82                                 'change-blocklink',
  83                                 'blocklist-editing',
  84                                 'blocklist-editing-sitewide',
  85                         ];
  86
  87                         foreach ( $keys as $key ) {
  88                                 $msg[$key] = $this->msg( $key )->text();
  89                         }
  90                 }
  91
  92                 /** @var object $row */
  93                 $row = $this->mCurrentRow;
  94
  95                 $language = $this->getLanguage();
  96
  97                 $formatted = '';
  98
  99                 $linkRenderer = MediaWikiServices::getInstance()->getLinkRenderer();
 100
 101                 switch ( $name ) {
 102                         case 'ipb_timestamp':
 103                                 $formatted = htmlspecialchars( $language->userTimeAndDate( $value, $this->getUser() ) );
 104                                 break;
 105
 106                         case 'ipb_target':
 107                                 if ( $row->ipb_auto ) {
 108                                         $formatted = $this->msg( 'autoblockid', $row->ipb_id )->parse();
 109                                 } else {
 110                                         list( $target, $type ) = Block::parseTarget( $row->ipb_address );
 111                                         switch ( $type ) {
 112                                                 case Block::TYPE_USER:
 113                                                 case Block::TYPE_IP:
 114                                                         $formatted = Linker::userLink( $target->getId(), $target );
 115                                                         $formatted .= Linker::userToolLinks(
 116                                                                 $target->getId(),
 117                                                                 $target,
 118                                                                 false,
 119                                                                 Linker::TOOL_LINKS_NOBLOCK
 120                                                         );
 121                                                         break;
 122                                                 case Block::TYPE_RANGE:
 123                                                         $formatted = htmlspecialchars( $target );
 124                                         }
 125                                 }
 126                                 break;
 127
 128                         case 'ipb_expiry':
 129                                 $formatted = htmlspecialchars( $language->formatExpiry(
 130                                         $value,
 131                                         /* User preference timezone */true
 132                                 ) );
 133                                 if ( $this->getUser()->isAllowed( 'block' ) ) {
 134                                         if ( $row->ipb_auto ) {
 135                                                 $links[] = $linkRenderer->makeKnownLink(
 136                                                         SpecialPage::getTitleFor( 'Unblock' ),
 137                                                         $msg['unblocklink'],
 138                                                         [],
 139                                                         [ 'wpTarget' => "#{$row->ipb_id}" ]
 140                                                 );
 141                                         } else {
 142                                                 $links[] = $linkRenderer->makeKnownLink(
 143                                                         SpecialPage::getTitleFor( 'Unblock', $row->ipb_address ),
 144                                                         $msg['unblocklink']
 145                                                 );
 146                                                 $links[] = $linkRenderer->makeKnownLink(
 147                                                         SpecialPage::getTitleFor( 'Block', $row->ipb_address ),
 148                                                         $msg['change-blocklink']
 149                                                 );
 150                                         }
 151                                         $formatted .= ' ' . Html::rawElement(
 152                                                         'span',
 153                                                         [ 'class' => 'mw-blocklist-actions' ],
 154                                                         $this->msg( 'parentheses' )->rawParams(
 155                                                                 $language->pipeList( $links ) )->escaped()
 156                                                 );
 157                                 }
 158                                 if ( $value !== 'infinity' ) {
 159                                         $timestamp = new MWTimestamp( $value );
 160                                         $formatted .= '<br />' . $this->msg(
 161                                                 'ipb-blocklist-duration-left',
 162                                                 $language->formatDuration(
 163                                                         $timestamp->getTimestamp() - MWTimestamp::time(),
 164                                                         // reasonable output
 165                                                         [
 166                                                                 'minutes',
 167                                                                 'hours',
 168                                                                 'days',
 169                                                                 'years',
 170                                                         ]
 171                                                 )
 172                                         )->escaped();
 173                                 }
 174                                 break;
 175
 176                         case 'ipb_by':
 177                                 if ( isset( $row->by_user_name ) ) {
 178                                         $formatted = Linker::userLink( $value, $row->by_user_name );
 179                                         $formatted .= Linker::userToolLinks( $value, $row->by_user_name );
 180                                 } else {
 181                                         $formatted = htmlspecialchars( $row->ipb_by_text ); // foreign user?
 182                                 }
 183                                 break;
 184
 185                         case 'ipb_reason':
 186                                 $value = CommentStore::getStore()->getComment( 'ipb_reason', $row )->text;
 187                                 $formatted = Linker::formatComment( $value );
 188                                 break;
 189
 190                         case 'ipb_params':
 191                                 $properties = [];
 192
 193                                 if ( $this->getConfig()->get( 'EnablePartialBlocks' ) && $row->ipb_sitewide ) {
 194                                         $properties[] = htmlspecialchars( $msg['blocklist-editing-sitewide'] );
 195                                 }
 196
 197                                 if ( !$row->ipb_sitewide && $this->restrictions ) {
 198                                         $list = $this->getRestrictionListHTML( $row );
 199                                         if ( $list ) {
 200                                                 $properties[] = htmlspecialchars( $msg['blocklist-editing'] ) . $list;
 201                                         }
 202                                 }
 203
 204                                 if ( $row->ipb_anon_only ) {
 205                                         $properties[] = htmlspecialchars( $msg['anononlyblock'] );
 206                                 }
 207                                 if ( $row->ipb_create_account ) {
 208                                         $properties[] = htmlspecialchars( $msg['createaccountblock'] );
 209                                 }
 210                                 if ( $row->ipb_user && !$row->ipb_enable_autoblock ) {
 211                                         $properties[] = htmlspecialchars( $msg['noautoblockblock'] );
 212                                 }
 213
 214                                 if ( $row->ipb_block_email ) {
 215                                         $properties[] = htmlspecialchars( $msg['emailblock'] );
 216                                 }
 217
 218                                 if ( !$row->ipb_allow_usertalk ) {
 219                                         $properties[] = htmlspecialchars( $msg['blocklist-nousertalk'] );
 220                                 }
 221
 222                                 $formatted = Html::rawElement(
 223                                                 'ul',
 224                                                 [],
 225                                                 implode( '', array_map( function ( $prop ) {
 226                                                         return Html::rawElement(
 227                                                                 'li',
 228                                                                 [],
 229                                                                 $prop
 230                                                         );
 231                                                 }, $properties ) )
 232                                         );
 233                                 break;
 234
 235                         default:
 236                                 $formatted = "Unable to format $name";
 237                                 break;
 238                 }
 239
 240                 return $formatted;
 241         }
 242
 243         /**
 244          * Get Restriction List HTML
 245          *
 246          * @param stdClass $row
 247          *
 248          * @return string
 249          */
 250         private function getRestrictionListHTML( stdClass $row ) {
 251                 $items = [];
 252                 $linkRenderer = MediaWikiServices::getInstance()->getLinkRenderer();
 253
 254                 foreach ( $this->restrictions as $restriction ) {
 255                         if ( $restriction->getBlockId() !== (int)$row->ipb_id ) {
 256                                 continue;
 257                         }
 258
 259                         switch ( $restriction->getType() ) {
 260                                 case PageRestriction::TYPE:
 261                                         if ( $restriction->getTitle() ) {
 262                                                 $items[$restriction->getType()][] = Html::rawElement(
 263                                                         'li',
 264                                                         [],
 265                                                         $linkRenderer->makeLink( $restriction->getTitle() )
 266                                                 );
 267                                         }
 268                                         break;
 269                                 case NamespaceRestriction::TYPE:
 270                                         $text = $restriction->getValue() === NS_MAIN
 271                                                 ? $this->msg( 'blanknamespace' )->text()
 272                                                 : $this->getLanguage()->getFormattedNsText(
 273                                                         $restriction->getValue()
 274                                                 );
 275                                         $items[$restriction->getType()][] = Html::rawElement(
 276                                                 'li',
 277                                                 [],
 278                                                 $linkRenderer->makeLink(
 279                                                         SpecialPage::getTitleValueFor( 'Allpages' ),
 280                                                         $text,
 281                                                         [],
 282                                                         [
 283                                                                 'namespace' => $restriction->getValue()
 284                                                         ]
 285                                                 )
 286                                         );
 287                                         break;
 288                         }
 289                 }
 290
 291                 if ( empty( $items ) ) {
 292                         return '';
 293                 }
 294
 295                 $sets = [];
 296                 foreach ( $items as $key => $value ) {
 297                         $sets[] = Html::rawElement(
 298                                 'li',
 299                                 [],
 300                                 $this->msg( 'blocklist-editing-' . $key ) . Html::rawElement(
 301                                         'ul',
 302                                         [],
 303                                         implode( '', $value )
 304                                 )
 305                         );
 306                 }
 307
 308                 return Html::rawElement(
 309                         'ul',
 310                         [],
 311                         implode( '', $sets )
 312                 );
 313         }
 314
 315         function getQueryInfo() {
 316                 $commentQuery = CommentStore::getStore()->getJoin( 'ipb_reason' );
 317                 $actorQuery = ActorMigration::newMigration()->getJoin( 'ipb_by' );
 318
 319                 $info = [
 320                         'tables' => array_merge(
 321                                 [ 'ipblocks' ], $commentQuery['tables'], $actorQuery['tables'], [ 'user' ]
 322                         ),
 323                         'fields' => [
 324                                 'ipb_id',
 325                                 'ipb_address',
 326                                 'ipb_user',
 327                                 'by_user_name' => 'user_name',
 328                                 'ipb_timestamp',
 329                                 'ipb_auto',
 330                                 'ipb_anon_only',
 331                                 'ipb_create_account',
 332                                 'ipb_enable_autoblock',
 333                                 'ipb_expiry',
 334                                 'ipb_range_start',
 335                                 'ipb_range_end',
 336                                 'ipb_deleted',
 337                                 'ipb_block_email',
 338                                 'ipb_allow_usertalk',
 339                                 'ipb_sitewide',
 340                         ] + $commentQuery['fields'] + $actorQuery['fields'],
 341                         'conds' => $this->conds,
 342                         'join_conds' => [
 343                                 'user' => [ 'LEFT JOIN', 'user_id = ' . $actorQuery['fields']['ipb_by'] ]
 344                         ] + $commentQuery['joins'] + $actorQuery['joins']
 345                 ];
 346
 347                 # Filter out any expired blocks
 348                 $db = $this->getDatabase();
 349                 $info['conds'][] = 'ipb_expiry > ' . $db->addQuotes( $db->timestamp() );
 350
 351                 # Is the user allowed to see hidden blocks?
 352                 if ( !$this->getUser()->isAllowed( 'hideuser' ) ) {
 353                         $info['conds']['ipb_deleted'] = 0;
 354                 }
 355
 356                 return $info;
 357         }
 358
 359         /**
 360          * Get total number of autoblocks at any given time
 361          *
 362          * @return int Total number of unexpired active autoblocks
 363          */
 364         function getTotalAutoblocks() {
 365                 $dbr = $this->getDatabase();
 366                 $res = $dbr->selectField( 'ipblocks',
 367                         [ 'COUNT(*) AS totalautoblocks' ],
 368                         [
 369                                 'ipb_auto' => '1',
 370                                 'ipb_expiry >= ' . $dbr->addQuotes( $dbr->timestamp() ),
 371                         ]
 372                 );
 373                 if ( $res ) {
 374                         return $res;
 375                 }
 376                 return 0; // We found nothing
 377         }
 378
 379         protected function getTableClass() {
 380                 return parent::getTableClass() . ' mw-blocklist';
 381         }
 382
 383         function getIndexField() {
 384                 return 'ipb_timestamp';
 385         }
 386
 387         function getDefaultSort() {
 388                 return 'ipb_timestamp';
 389         }
 390
 391         function isFieldSortable( $name ) {
 392                 return false;
 393         }
 394
 395         /**
 396          * Do a LinkBatch query to minimise database load when generating all these links
 397          * @param IResultWrapper $result
 398          */
 399         function preprocessResults( $result ) {
 400                 # Do a link batch query
 401                 $lb = new LinkBatch;
 402                 $lb->setCaller( __METHOD__ );
 403
 404                 $partialBlocks = [];
 405                 foreach ( $result as $row ) {
 406                         $lb->add( NS_USER, $row->ipb_address );
 407                         $lb->add( NS_USER_TALK, $row->ipb_address );
 408
 409                         if ( isset( $row->by_user_name ) ) {
 410                                 $lb->add( NS_USER, $row->by_user_name );
 411                                 $lb->add( NS_USER_TALK, $row->by_user_name );
 412                         }
 413
 414                         if ( !$row->ipb_sitewide ) {
 415                                 $partialBlocks[] = $row->ipb_id;
 416                         }
 417                 }
 418
 419                 if ( $partialBlocks ) {
 420                         // Mutations to the $row object are not persisted. The restrictions will
 421                         // need be stored in a separate store.
 422                         $blockRestrictionStore = MediaWikiServices::getInstance()->getBlockRestrictionStore();
 423                         $this->restrictions = $blockRestrictionStore->loadByBlockId( $partialBlocks );
 424                 }
 425
 426                 $lb->execute();
 427         }
 428
 429 }