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| 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 | namespace MediaWiki\Pager; |
| 23 | |
| 24 | use LogEventsList; |
| 25 | use LogPage; |
| 26 | use MediaWiki\Cache\LinkBatchFactory; |
| 27 | use MediaWiki\Cache\UserCache; |
| 28 | use MediaWiki\CommentFormatter\RowCommentFormatter; |
| 29 | use MediaWiki\CommentStore\CommentStore; |
| 30 | use MediaWiki\Context\IContextSource; |
| 31 | use MediaWiki\Html\Html; |
| 32 | use MediaWiki\Linker\Linker; |
| 33 | use MediaWiki\Linker\LinkRenderer; |
| 34 | use MediaWiki\Title\Title; |
| 35 | use UnexpectedValueException; |
| 36 | use Wikimedia\Rdbms\FakeResultWrapper; |
| 37 | use Wikimedia\Rdbms\IConnectionProvider; |
| 38 | |
| 39 | class ProtectedPagesPager extends TablePager { |
| 40 | |
| 41 | public $mConds; |
| 42 | private $type; |
| 43 | private $level; |
| 44 | /** @var int|null */ |
| 45 | private $namespace; |
| 46 | private $sizetype; |
| 47 | /** @var int */ |
| 48 | private $size; |
| 49 | private $indefonly; |
| 50 | private $cascadeonly; |
| 51 | private $noredirect; |
| 52 | |
| 53 | private CommentStore $commentStore; |
| 54 | private LinkBatchFactory $linkBatchFactory; |
| 55 | private UserCache $userCache; |
| 56 | private RowCommentFormatter $rowCommentFormatter; |
| 57 | |
| 58 | /** @var string[] */ |
| 59 | private $formattedComments = []; |
| 60 | |
| 61 | /** |
| 62 | * @param IContextSource $context |
| 63 | * @param CommentStore $commentStore |
| 64 | * @param LinkBatchFactory $linkBatchFactory |
| 65 | * @param LinkRenderer $linkRenderer |
| 66 | * @param IConnectionProvider $dbProvider |
| 67 | * @param RowCommentFormatter $rowCommentFormatter |
| 68 | * @param UserCache $userCache |
| 69 | * @param array $conds |
| 70 | * @param string $type |
| 71 | * @param string $level |
| 72 | * @param int|null $namespace |
| 73 | * @param string $sizetype |
| 74 | * @param int|null $size |
| 75 | * @param bool $indefonly |
| 76 | * @param bool $cascadeonly |
| 77 | * @param bool $noredirect |
| 78 | */ |
| 79 | public function __construct( |
| 80 | IContextSource $context, |
| 81 | CommentStore $commentStore, |
| 82 | LinkBatchFactory $linkBatchFactory, |
| 83 | LinkRenderer $linkRenderer, |
| 84 | IConnectionProvider $dbProvider, |
| 85 | RowCommentFormatter $rowCommentFormatter, |
| 86 | UserCache $userCache, |
| 87 | $conds, |
| 88 | $type, |
| 89 | $level, |
| 90 | $namespace, |
| 91 | $sizetype, |
| 92 | $size, |
| 93 | $indefonly, |
| 94 | $cascadeonly, |
| 95 | $noredirect |
| 96 | ) { |
| 97 | // Set database before parent constructor to avoid setting it there |
| 98 | $this->mDb = $dbProvider->getReplicaDatabase(); |
| 99 | parent::__construct( $context, $linkRenderer ); |
| 100 | $this->commentStore = $commentStore; |
| 101 | $this->linkBatchFactory = $linkBatchFactory; |
| 102 | $this->rowCommentFormatter = $rowCommentFormatter; |
| 103 | $this->userCache = $userCache; |
| 104 | $this->mConds = $conds; |
| 105 | $this->type = $type ?: 'edit'; |
| 106 | $this->level = $level; |
| 107 | $this->namespace = $namespace; |
| 108 | $this->sizetype = $sizetype; |
| 109 | $this->size = intval( $size ); |
| 110 | $this->indefonly = (bool)$indefonly; |
| 111 | $this->cascadeonly = (bool)$cascadeonly; |
| 112 | $this->noredirect = (bool)$noredirect; |
| 113 | } |
| 114 | |
| 115 | public function preprocessResults( $result ) { |
| 116 | # Do a link batch query |
| 117 | $lb = $this->linkBatchFactory->newLinkBatch(); |
| 118 | $userids = []; |
| 119 | $rowsWithComments = []; |
| 120 | |
| 121 | foreach ( $result as $row ) { |
| 122 | $lb->add( $row->page_namespace, $row->page_title ); |
| 123 | if ( $row->actor_user !== null ) { |
| 124 | $userids[] = $row->actor_user; |
| 125 | } |
| 126 | if ( $row->log_timestamp !== null ) { |
| 127 | $rowsWithComments[] = $row; |
| 128 | } |
| 129 | } |
| 130 | |
| 131 | // fill LinkBatch with user page and user talk |
| 132 | if ( count( $userids ) ) { |
| 133 | $this->userCache->doQuery( $userids, [], __METHOD__ ); |
| 134 | foreach ( $userids as $userid ) { |
| 135 | $name = $this->userCache->getProp( $userid, 'name' ); |
| 136 | if ( $name !== false ) { |
| 137 | $lb->add( NS_USER, $name ); |
| 138 | $lb->add( NS_USER_TALK, $name ); |
| 139 | } |
| 140 | } |
| 141 | } |
| 142 | |
| 143 | $lb->execute(); |
| 144 | |
| 145 | // Format the comments |
| 146 | $this->formattedComments = $this->rowCommentFormatter->formatRows( |
| 147 | new FakeResultWrapper( $rowsWithComments ), |
| 148 | 'log_comment', |
| 149 | null, |
| 150 | null, |
| 151 | 'pr_id' |
| 152 | ); |
| 153 | } |
| 154 | |
| 155 | protected function getFieldNames() { |
| 156 | static $headers = null; |
| 157 | |
| 158 | if ( $headers == [] ) { |
| 159 | $headers = [ |
| 160 | 'log_timestamp' => 'protectedpages-timestamp', |
| 161 | 'pr_page' => 'protectedpages-page', |
| 162 | 'pr_expiry' => 'protectedpages-expiry', |
| 163 | 'actor_user' => 'protectedpages-performer', |
| 164 | 'pr_params' => 'protectedpages-params', |
| 165 | 'log_comment' => 'protectedpages-reason', |
| 166 | ]; |
| 167 | foreach ( $headers as $key => $val ) { |
| 168 | $headers[$key] = $this->msg( $val )->text(); |
| 169 | } |
| 170 | } |
| 171 | |
| 172 | return $headers; |
| 173 | } |
| 174 | |
| 175 | /** |
| 176 | * @param string $field |
| 177 | * @param string|null $value |
| 178 | * @return string HTML |
| 179 | */ |
| 180 | public function formatValue( $field, $value ) { |
| 181 | /** @var stdClass $row */ |
| 182 | $row = $this->mCurrentRow; |
| 183 | $linkRenderer = $this->getLinkRenderer(); |
| 184 | |
| 185 | switch ( $field ) { |
| 186 | case 'log_timestamp': |
| 187 | // when timestamp is null, this is a old protection row |
| 188 | if ( $value === null ) { |
| 189 | $formatted = Html::rawElement( |
| 190 | 'span', |
| 191 | [ 'class' => 'mw-protectedpages-unknown' ], |
| 192 | $this->msg( 'protectedpages-unknown-timestamp' )->escaped() |
| 193 | ); |
| 194 | } else { |
| 195 | $formatted = htmlspecialchars( $this->getLanguage()->userTimeAndDate( |
| 196 | $value, $this->getUser() ) ); |
| 197 | } |
| 198 | break; |
| 199 | |
| 200 | case 'pr_page': |
| 201 | $title = Title::makeTitleSafe( $row->page_namespace, $row->page_title ); |
| 202 | if ( !$title ) { |
| 203 | $formatted = Html::element( |
| 204 | 'span', |
| 205 | [ 'class' => 'mw-invalidtitle' ], |
| 206 | Linker::getInvalidTitleDescription( |
| 207 | $this->getContext(), |
| 208 | $row->page_namespace, |
| 209 | $row->page_title |
| 210 | ) |
| 211 | ); |
| 212 | } else { |
| 213 | $formatted = $linkRenderer->makeLink( $title ); |
| 214 | } |
| 215 | if ( $row->page_len !== null ) { |
| 216 | $formatted .= $this->getLanguage()->getDirMark() . |
| 217 | ' ' . Html::rawElement( |
| 218 | 'span', |
| 219 | [ 'class' => 'mw-protectedpages-length' ], |
| 220 | Linker::formatRevisionSize( $row->page_len ) |
| 221 | ); |
| 222 | } |
| 223 | break; |
| 224 | |
| 225 | case 'pr_expiry': |
| 226 | $formatted = htmlspecialchars( $this->getLanguage()->formatExpiry( |
| 227 | $value, /* User preference timezone */true, 'infinity', $this->getUser() ) ); |
| 228 | $title = Title::makeTitleSafe( $row->page_namespace, $row->page_title ); |
| 229 | if ( $title && $this->getAuthority()->isAllowed( 'protect' ) ) { |
| 230 | $changeProtection = $linkRenderer->makeKnownLink( |
| 231 | $title, |
| 232 | $this->msg( 'protect_change' )->text(), |
| 233 | [], |
| 234 | [ 'action' => 'unprotect' ] |
| 235 | ); |
| 236 | $formatted .= ' ' . Html::rawElement( |
| 237 | 'span', |
| 238 | [ 'class' => 'mw-protectedpages-actions' ], |
| 239 | $this->msg( 'parentheses' )->rawParams( $changeProtection )->escaped() |
| 240 | ); |
| 241 | } |
| 242 | break; |
| 243 | |
| 244 | case 'actor_user': |
| 245 | // when timestamp is null, this is a old protection row |
| 246 | if ( $row->log_timestamp === null ) { |
| 247 | $formatted = Html::rawElement( |
| 248 | 'span', |
| 249 | [ 'class' => 'mw-protectedpages-unknown' ], |
| 250 | $this->msg( 'protectedpages-unknown-performer' )->escaped() |
| 251 | ); |
| 252 | } else { |
| 253 | $username = $row->actor_name; |
| 254 | if ( LogEventsList::userCanBitfield( |
| 255 | $row->log_deleted, |
| 256 | LogPage::DELETED_USER, |
| 257 | $this->getAuthority() |
| 258 | ) ) { |
| 259 | $formatted = Linker::userLink( (int)$value, $username ) |
| 260 | . Linker::userToolLinks( (int)$value, $username ); |
| 261 | } else { |
| 262 | $formatted = $this->msg( 'rev-deleted-user' )->escaped(); |
| 263 | } |
| 264 | if ( LogEventsList::isDeleted( $row, LogPage::DELETED_USER ) ) { |
| 265 | $formatted = '<span class="history-deleted">' . $formatted . '</span>'; |
| 266 | } |
| 267 | } |
| 268 | break; |
| 269 | |
| 270 | case 'pr_params': |
| 271 | $params = []; |
| 272 | // Messages: restriction-level-sysop, restriction-level-autoconfirmed |
| 273 | $params[] = $this->msg( 'restriction-level-' . $row->pr_level )->escaped(); |
| 274 | if ( $row->pr_cascade ) { |
| 275 | $params[] = $this->msg( 'protect-summary-cascade' )->escaped(); |
| 276 | } |
| 277 | $formatted = $this->getLanguage()->commaList( $params ); |
| 278 | break; |
| 279 | |
| 280 | case 'log_comment': |
| 281 | // when timestamp is null, this is an old protection row |
| 282 | if ( $row->log_timestamp === null ) { |
| 283 | $formatted = Html::rawElement( |
| 284 | 'span', |
| 285 | [ 'class' => 'mw-protectedpages-unknown' ], |
| 286 | $this->msg( 'protectedpages-unknown-reason' )->escaped() |
| 287 | ); |
| 288 | } else { |
| 289 | if ( LogEventsList::userCanBitfield( |
| 290 | $row->log_deleted, |
| 291 | LogPage::DELETED_COMMENT, |
| 292 | $this->getAuthority() |
| 293 | ) ) { |
| 294 | $formatted = $this->formattedComments[$row->pr_id]; |
| 295 | } else { |
| 296 | $formatted = $this->msg( 'rev-deleted-comment' )->escaped(); |
| 297 | } |
| 298 | if ( LogEventsList::isDeleted( $row, LogPage::DELETED_COMMENT ) ) { |
| 299 | $formatted = '<span class="history-deleted">' . $formatted . '</span>'; |
| 300 | } |
| 301 | } |
| 302 | break; |
| 303 | |
| 304 | default: |
| 305 | throw new UnexpectedValueException( "Unknown field '$field'" ); |
| 306 | } |
| 307 | |
| 308 | return $formatted; |
| 309 | } |
| 310 | |
| 311 | public function getQueryInfo() { |
| 312 | $dbr = $this->getDatabase(); |
| 313 | $conds = $this->mConds; |
| 314 | $conds[] = $dbr->expr( 'pr_expiry', '>', $dbr->timestamp() ) |
| 315 | ->or( 'pr_expiry', '=', null ); |
| 316 | $conds[] = 'page_id=pr_page'; |
| 317 | $conds[] = $dbr->expr( 'pr_type', '=', $this->type ); |
| 318 | |
| 319 | if ( $this->sizetype == 'min' ) { |
| 320 | $conds[] = 'page_len>=' . $this->size; |
| 321 | } elseif ( $this->sizetype == 'max' ) { |
| 322 | $conds[] = 'page_len<=' . $this->size; |
| 323 | } |
| 324 | |
| 325 | if ( $this->indefonly ) { |
| 326 | $conds['pr_expiry'] = [ $dbr->getInfinity(), null ]; |
| 327 | } |
| 328 | if ( $this->cascadeonly ) { |
| 329 | $conds[] = 'pr_cascade = 1'; |
| 330 | } |
| 331 | if ( $this->noredirect ) { |
| 332 | $conds[] = 'page_is_redirect = 0'; |
| 333 | } |
| 334 | |
| 335 | if ( $this->level ) { |
| 336 | $conds[] = $dbr->expr( 'pr_level', '=', $this->level ); |
| 337 | } |
| 338 | if ( $this->namespace !== null ) { |
| 339 | $conds[] = $dbr->expr( 'page_namespace', '=', $this->namespace ); |
| 340 | } |
| 341 | |
| 342 | $commentQuery = $this->commentStore->getJoin( 'log_comment' ); |
| 343 | |
| 344 | return [ |
| 345 | 'tables' => [ |
| 346 | 'page', 'page_restrictions', 'log_search', |
| 347 | 'logparen' => [ 'logging', 'actor' ] + $commentQuery['tables'], |
| 348 | ], |
| 349 | 'fields' => [ |
| 350 | 'pr_id', |
| 351 | 'page_namespace', |
| 352 | 'page_title', |
| 353 | 'page_len', |
| 354 | 'pr_type', |
| 355 | 'pr_level', |
| 356 | 'pr_expiry', |
| 357 | 'pr_cascade', |
| 358 | 'log_timestamp', |
| 359 | 'log_deleted', |
| 360 | 'actor_name', |
| 361 | 'actor_user' |
| 362 | ] + $commentQuery['fields'], |
| 363 | 'conds' => $conds, |
| 364 | 'join_conds' => [ |
| 365 | 'log_search' => [ |
| 366 | 'LEFT JOIN', [ |
| 367 | 'ls_field' => 'pr_id', 'ls_value = ' . $dbr->buildStringCast( 'pr_id' ) |
| 368 | ] |
| 369 | ], |
| 370 | 'logparen' => [ |
| 371 | 'LEFT JOIN', [ |
| 372 | 'ls_log_id = log_id' |
| 373 | ] |
| 374 | ], |
| 375 | 'actor' => [ |
| 376 | 'JOIN', [ |
| 377 | 'actor_id=log_actor' |
| 378 | ] |
| 379 | ] |
| 380 | ] + $commentQuery['joins'] |
| 381 | ]; |
| 382 | } |
| 383 | |
| 384 | protected function getTableClass() { |
| 385 | return parent::getTableClass() . ' mw-protectedpages'; |
| 386 | } |
| 387 | |
| 388 | public function getIndexField() { |
| 389 | return 'pr_id'; |
| 390 | } |
| 391 | |
| 392 | public function getDefaultSort() { |
| 393 | return 'pr_id'; |
| 394 | } |
| 395 | |
| 396 | protected function isFieldSortable( $field ) { |
| 397 | // no index for sorting exists |
| 398 | return false; |
| 399 | } |
| 400 | } |
| 401 | |
| 402 | /** |
| 403 | * Retain the old class name for backwards compatibility. |
| 404 | * @deprecated since 1.41 |
| 405 | */ |
| 406 | class_alias( ProtectedPagesPager::class, 'ProtectedPagesPager' ); |