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\DatabaseBlock;
  26 use MediaWiki\Block\Restriction\Restriction;
  27 use MediaWiki\Block\Restriction\PageRestriction;
  28 use MediaWiki\Block\Restriction\NamespaceRestriction;
  29 use MediaWiki\MediaWikiServices;
  30 use Wikimedia\Rdbms\IResultWrapper;
  31
  32 class BlockListPager extends TablePager {
  33
  34         protected $conds;
  35
  36         /**
  37          * Array of restrictions.
  38          *
  39          * @var Restriction[]
  40          */
  41         protected $restrictions = [];
  42
  43         /**
  44          * @param SpecialPage $page
  45          * @param array $conds
  46          */
  47         public function __construct( $page, $conds ) {
  48                 parent::__construct( $page->getContext(), $page->getLinkRenderer() );
  49                 $this->conds = $conds;
  50                 $this->mDefaultDirection = IndexPager::DIR_DESCENDING;
  51         }
  52
  53         function getFieldNames() {
  54                 static $headers = null;
  55
  56                 if ( $headers === null ) {
  57                         $headers = [
  58                                 'ipb_timestamp' => 'blocklist-timestamp',
  59                                 'ipb_target' => 'blocklist-target',
  60                                 'ipb_expiry' => 'blocklist-expiry',
  61                                 'ipb_by' => 'blocklist-by',
  62                                 'ipb_params' => 'blocklist-params',
  63                                 'ipb_reason' => 'blocklist-reason',
  64                         ];
  65                         foreach ( $headers as $key => $val ) {
  66                                 $headers[$key] = $this->msg( $val )->text();
  67                         }
  68                 }
  69
  70                 return $headers;
  71         }
  72
  73         /**
  74          * @param string $name
  75          * @param string $value
  76          * @return string
  77          * @suppress PhanTypeArraySuspiciousNullable
  78          */
  79         function formatValue( $name, $value ) {
  80                 static $msg = null;
  81                 if ( $msg === null ) {
  82                         $keys = [
  83                                 'anononlyblock',
  84                                 'createaccountblock',
  85                                 'noautoblockblock',
  86                                 'emailblock',
  87                                 'blocklist-nousertalk',
  88                                 'unblocklink',
  89                                 'change-blocklink',
  90                                 'blocklist-editing',
  91                                 'blocklist-editing-sitewide',
  92                         ];
  93
  94                         foreach ( $keys as $key ) {
  95                                 $msg[$key] = $this->msg( $key )->text();
  96                         }
  97                 }
  98
  99                 /** @var object $row */
 100                 $row = $this->mCurrentRow;
 101
 102                 $language = $this->getLanguage();
 103
 104                 $formatted = '';
 105
 106                 $linkRenderer = $this->getLinkRenderer();
 107
 108                 switch ( $name ) {
 109                         case 'ipb_timestamp':
 110                                 $formatted = htmlspecialchars( $language->userTimeAndDate( $value, $this->getUser() ) );
 111                                 break;
 112
 113                         case 'ipb_target':
 114                                 if ( $row->ipb_auto ) {
 115                                         $formatted = $this->msg( 'autoblockid', $row->ipb_id )->parse();
 116                                 } else {
 117                                         list( $target, $type ) = DatabaseBlock::parseTarget( $row->ipb_address );
 118                                         switch ( $type ) {
 119                                                 case DatabaseBlock::TYPE_USER:
 120                                                 case DatabaseBlock::TYPE_IP:
 121                                                         $formatted = Linker::userLink( $target->getId(), $target );
 122                                                         $formatted .= Linker::userToolLinks(
 123                                                                 $target->getId(),
 124                                                                 $target,
 125                                                                 false,
 126                                                                 Linker::TOOL_LINKS_NOBLOCK
 127                                                         );
 128                                                         break;
 129                                                 case DatabaseBlock::TYPE_RANGE:
 130                                                         $formatted = htmlspecialchars( $target );
 131                                         }
 132                                 }
 133                                 break;
 134
 135                         case 'ipb_expiry':
 136                                 $formatted = htmlspecialchars( $language->formatExpiry(
 137                                         $value,
 138                                         /* User preference timezone */true
 139                                 ) );
 140                                 if ( $this->getUser()->isAllowed( 'block' ) ) {
 141                                         if ( $row->ipb_auto ) {
 142                                                 $links[] = $linkRenderer->makeKnownLink(
 143                                                         SpecialPage::getTitleFor( 'Unblock' ),
 144                                                         $msg['unblocklink'],
 145                                                         [],
 146                                                         [ 'wpTarget' => "#{$row->ipb_id}" ]
 147                                                 );
 148                                         } else {
 149                                                 $links[] = $linkRenderer->makeKnownLink(
 150                                                         SpecialPage::getTitleFor( 'Unblock', $row->ipb_address ),
 151                                                         $msg['unblocklink']
 152                                                 );
 153                                                 $links[] = $linkRenderer->makeKnownLink(
 154                                                         SpecialPage::getTitleFor( 'Block', $row->ipb_address ),
 155                                                         $msg['change-blocklink']
 156                                                 );
 157                                         }
 158                                         $formatted .= ' ' . Html::rawElement(
 159                                                         'span',
 160                                                         [ 'class' => 'mw-blocklist-actions' ],
 161                                                         $this->msg( 'parentheses' )->rawParams(
 162                                                                 $language->pipeList( $links ) )->escaped()
 163                                                 );
 164                                 }
 165                                 if ( $value !== 'infinity' ) {
 166                                         $timestamp = new MWTimestamp( $value );
 167                                         $formatted .= '<br />' . $this->msg(
 168                                                 'ipb-blocklist-duration-left',
 169                                                 $language->formatDuration(
 170                                                         $timestamp->getTimestamp() - MWTimestamp::time(),
 171                                                         // reasonable output
 172                                                         [
 173                                                                 'minutes',
 174                                                                 'hours',
 175                                                                 'days',
 176                                                                 'years',
 177                                                         ]
 178                                                 )
 179                                         )->escaped();
 180                                 }
 181                                 break;
 182
 183                         case 'ipb_by':
 184                                 if ( isset( $row->by_user_name ) ) {
 185                                         $formatted = Linker::userLink( $value, $row->by_user_name );
 186                                         $formatted .= Linker::userToolLinks( $value, $row->by_user_name );
 187                                 } else {
 188                                         $formatted = htmlspecialchars( $row->ipb_by_text ); // foreign user?
 189                                 }
 190                                 break;
 191
 192                         case 'ipb_reason':
 193                                 $value = CommentStore::getStore()->getComment( 'ipb_reason', $row )->text;
 194                                 $formatted = Linker::formatComment( $value );
 195                                 break;
 196
 197                         case 'ipb_params':
 198                                 $properties = [];
 199
 200                                 if ( $this->getConfig()->get( 'EnablePartialBlocks' ) && $row->ipb_sitewide ) {
 201                                         $properties[] = htmlspecialchars( $msg['blocklist-editing-sitewide'] );
 202                                 }
 203
 204                                 if ( !$row->ipb_sitewide && $this->restrictions ) {
 205                                         $list = $this->getRestrictionListHTML( $row );
 206                                         if ( $list ) {
 207                                                 $properties[] = htmlspecialchars( $msg['blocklist-editing'] ) . $list;
 208                                         }
 209                                 }
 210
 211                                 if ( $row->ipb_anon_only ) {
 212                                         $properties[] = htmlspecialchars( $msg['anononlyblock'] );
 213                                 }
 214                                 if ( $row->ipb_create_account ) {
 215                                         $properties[] = htmlspecialchars( $msg['createaccountblock'] );
 216                                 }
 217                                 if ( $row->ipb_user && !$row->ipb_enable_autoblock ) {
 218                                         $properties[] = htmlspecialchars( $msg['noautoblockblock'] );
 219                                 }
 220
 221                                 if ( $row->ipb_block_email ) {
 222                                         $properties[] = htmlspecialchars( $msg['emailblock'] );
 223                                 }
 224
 225                                 if ( !$row->ipb_allow_usertalk ) {
 226                                         $properties[] = htmlspecialchars( $msg['blocklist-nousertalk'] );
 227                                 }
 228
 229                                 $formatted = Html::rawElement(
 230                                                 'ul',
 231                                                 [],
 232                                                 implode( '', array_map( function ( $prop ) {
 233                                                         return Html::rawElement(
 234                                                                 'li',
 235                                                                 [],
 236                                                                 $prop
 237                                                         );
 238                                                 }, $properties ) )
 239                                         );
 240                                 break;
 241
 242                         default:
 243                                 $formatted = "Unable to format $name";
 244                                 break;
 245                 }
 246
 247                 return $formatted;
 248         }
 249
 250         /**
 251          * Get Restriction List HTML
 252          *
 253          * @param stdClass $row
 254          *
 255          * @return string
 256          */
 257         private function getRestrictionListHTML( stdClass $row ) {
 258                 $items = [];
 259                 $linkRenderer = $this->getLinkRenderer();
 260
 261                 foreach ( $this->restrictions as $restriction ) {
 262                         if ( $restriction->getBlockId() !== (int)$row->ipb_id ) {
 263                                 continue;
 264                         }
 265
 266                         switch ( $restriction->getType() ) {
 267                                 case PageRestriction::TYPE:
 268                                         if ( $restriction->getTitle() ) {
 269                                                 $items[$restriction->getType()][] = Html::rawElement(
 270                                                         'li',
 271                                                         [],
 272                                                         $linkRenderer->makeLink( $restriction->getTitle() )
 273                                                 );
 274                                         }
 275                                         break;
 276                                 case NamespaceRestriction::TYPE:
 277                                         $text = $restriction->getValue() === NS_MAIN
 278                                                 ? $this->msg( 'blanknamespace' )->text()
 279                                                 : $this->getLanguage()->getFormattedNsText(
 280                                                         $restriction->getValue()
 281                                                 );
 282                                         $items[$restriction->getType()][] = Html::rawElement(
 283                                                 'li',
 284                                                 [],
 285                                                 $linkRenderer->makeLink(
 286                                                         SpecialPage::getTitleValueFor( 'Allpages' ),
 287                                                         $text,
 288                                                         [],
 289                                                         [
 290                                                                 'namespace' => $restriction->getValue()
 291                                                         ]
 292                                                 )
 293                                         );
 294                                         break;
 295                         }
 296                 }
 297
 298                 if ( empty( $items ) ) {
 299                         return '';
 300                 }
 301
 302                 $sets = [];
 303                 foreach ( $items as $key => $value ) {
 304                         $sets[] = Html::rawElement(
 305                                 'li',
 306                                 [],
 307                                 $this->msg( 'blocklist-editing-' . $key ) . Html::rawElement(
 308                                         'ul',
 309                                         [],
 310                                         implode( '', $value )
 311                                 )
 312                         );
 313                 }
 314
 315                 return Html::rawElement(
 316                         'ul',
 317                         [],
 318                         implode( '', $sets )
 319                 );
 320         }
 321
 322         function getQueryInfo() {
 323                 $commentQuery = CommentStore::getStore()->getJoin( 'ipb_reason' );
 324                 $actorQuery = ActorMigration::newMigration()->getJoin( 'ipb_by' );
 325
 326                 $info = [
 327                         'tables' => array_merge(
 328                                 [ 'ipblocks' ], $commentQuery['tables'], $actorQuery['tables'], [ 'user' ]
 329                         ),
 330                         'fields' => [
 331                                 'ipb_id',
 332                                 'ipb_address',
 333                                 'ipb_user',
 334                                 'by_user_name' => 'user_name',
 335                                 'ipb_timestamp',
 336                                 'ipb_auto',
 337                                 'ipb_anon_only',
 338                                 'ipb_create_account',
 339                                 'ipb_enable_autoblock',
 340                                 'ipb_expiry',
 341                                 'ipb_range_start',
 342                                 'ipb_range_end',
 343                                 'ipb_deleted',
 344                                 'ipb_block_email',
 345                                 'ipb_allow_usertalk',
 346                                 'ipb_sitewide',
 347                         ] + $commentQuery['fields'] + $actorQuery['fields'],
 348                         'conds' => $this->conds,
 349                         'join_conds' => [
 350                                 'user' => [ 'LEFT JOIN', 'user_id = ' . $actorQuery['fields']['ipb_by'] ]
 351                         ] + $commentQuery['joins'] + $actorQuery['joins']
 352                 ];
 353
 354                 # Filter out any expired blocks
 355                 $db = $this->getDatabase();
 356                 $info['conds'][] = 'ipb_expiry > ' . $db->addQuotes( $db->timestamp() );
 357
 358                 # Is the user allowed to see hidden blocks?
 359                 if ( !$this->getUser()->isAllowed( 'hideuser' ) ) {
 360                         $info['conds']['ipb_deleted'] = 0;
 361                 }
 362
 363                 return $info;
 364         }
 365
 366         /**
 367          * Get total number of autoblocks at any given time
 368          *
 369          * @return int Total number of unexpired active autoblocks
 370          */
 371         function getTotalAutoblocks() {
 372                 $dbr = $this->getDatabase();
 373                 $res = $dbr->selectField( 'ipblocks',
 374                         'COUNT(*)',
 375                         [
 376                                 'ipb_auto' => '1',
 377                                 'ipb_expiry >= ' . $dbr->addQuotes( $dbr->timestamp() ),
 378                         ]
 379                 );
 380                 if ( $res ) {
 381                         return $res;
 382                 }
 383                 return 0; // We found nothing
 384         }
 385
 386         protected function getTableClass() {
 387                 return parent::getTableClass() . ' mw-blocklist';
 388         }
 389
 390         function getIndexField() {
 391                 return 'ipb_timestamp';
 392         }
 393
 394         function getDefaultSort() {
 395                 return 'ipb_timestamp';
 396         }
 397
 398         function isFieldSortable( $name ) {
 399                 return false;
 400         }
 401
 402         /**
 403          * Do a LinkBatch query to minimise database load when generating all these links
 404          * @param IResultWrapper $result
 405          */
 406         function preprocessResults( $result ) {
 407                 # Do a link batch query
 408                 $lb = new LinkBatch;
 409                 $lb->setCaller( __METHOD__ );
 410
 411                 $partialBlocks = [];
 412                 foreach ( $result as $row ) {
 413                         $lb->add( NS_USER, $row->ipb_address );
 414                         $lb->add( NS_USER_TALK, $row->ipb_address );
 415
 416                         if ( isset( $row->by_user_name ) ) {
 417                                 $lb->add( NS_USER, $row->by_user_name );
 418                                 $lb->add( NS_USER_TALK, $row->by_user_name );
 419                         }
 420
 421                         if ( !$row->ipb_sitewide ) {
 422                                 $partialBlocks[] = $row->ipb_id;
 423                         }
 424                 }
 425
 426                 if ( $partialBlocks ) {
 427                         // Mutations to the $row object are not persisted. The restrictions will
 428                         // need be stored in a separate store.
 429                         $blockRestrictionStore = MediaWikiServices::getInstance()->getBlockRestrictionStore();
 430                         $this->restrictions = $blockRestrictionStore->loadByBlockId( $partialBlocks );
 431                 }
 432
 433                 $lb->execute();
 434         }
 435
 436 }