3 * Special page which uses a ChangesList to show query results.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 * http://www.gnu.org/copyleft/gpl.html
21 * @ingroup SpecialPage
24 use MediaWiki\Logger\LoggerFactory
;
25 use MediaWiki\MediaWikiServices
;
26 use Wikimedia\Rdbms\DBQueryTimeoutError
;
27 use Wikimedia\Rdbms\IResultWrapper
;
28 use Wikimedia\Rdbms\FakeResultWrapper
;
29 use Wikimedia\Rdbms\IDatabase
;
32 * Special page which uses a ChangesList to show query results.
33 * @todo Way too many public functions, most of them should be protected
35 * @ingroup SpecialPage
37 abstract class ChangesListSpecialPage
extends SpecialPage
{
39 * Maximum length of a tag description in UTF-8 characters.
40 * Longer descriptions will be truncated.
42 const TAG_DESC_CHARACTER_LIMIT
= 120;
45 * Preference name for saved queries. Subclasses that use saved queries should override this.
48 protected static $savedQueriesPreferenceName;
51 * Preference name for 'days'. Subclasses should override this.
54 protected static $daysPreferenceName;
57 * Preference name for 'limit'. Subclasses should override this.
60 protected static $limitPreferenceName;
63 * Preference name for collapsing the active filter display. Subclasses should override this.
66 protected static $collapsedPreferenceName;
71 /** @var FormOptions */
74 // Order of both groups and filters is significant; first is top-most priority,
75 // descending from there.
76 // 'showHideSuffix' is a shortcut to and avoid spelling out
77 // details specific to subclasses here.
79 * Definition information for the filters and their groups
81 * The value is $groupDefinition, a parameter to the ChangesListFilterGroup constructor.
82 * However, priority is dynamically added for the core groups, to ease maintenance.
84 * Groups are displayed to the user in the structured UI. However, if necessary,
85 * all of the filters in a group can be configured to only display on the
86 * unstuctured UI, in which case you don't need a group title.
88 * @var array $filterGroupDefinitions
90 private $filterGroupDefinitions;
92 // Same format as filterGroupDefinitions, but for a single group (reviewStatus)
93 // that is registered conditionally.
94 private $legacyReviewStatusFilterGroupDefinition;
96 // Single filter group registered conditionally
97 private $reviewStatusFilterGroupDefinition;
99 // Single filter group registered conditionally
100 private $hideCategorizationFilterDefinition;
103 * Filter groups, and their contained filters
104 * This is an associative array (with group name as key) of ChangesListFilterGroup objects.
106 * @var array $filterGroups
108 protected $filterGroups = [];
110 public function __construct( $name, $restriction ) {
111 parent
::__construct( $name, $restriction );
113 $nonRevisionTypes = [ RC_LOG
];
114 Hooks
::run( 'SpecialWatchlistGetNonRevisionTypes', [ &$nonRevisionTypes ] );
116 $this->filterGroupDefinitions
= [
118 'name' => 'registration',
119 'title' => 'rcfilters-filtergroup-registration',
120 'class' => ChangesListBooleanFilterGroup
::class,
124 // rcshowhideliu-show, rcshowhideliu-hide,
126 'showHideSuffix' => 'showhideliu',
128 'queryCallable' => function ( $specialClassName, $ctx, $dbr, &$tables, &$fields, &$conds,
129 &$query_options, &$join_conds
131 $actorMigration = ActorMigration
::newMigration();
132 $actorQuery = $actorMigration->getJoin( 'rc_user' );
133 $tables +
= $actorQuery['tables'];
134 $join_conds +
= $actorQuery['joins'];
135 $conds[] = $actorMigration->isAnon( $actorQuery['fields']['rc_user'] );
137 'isReplacedInStructuredUi' => true,
141 'name' => 'hideanons',
142 // rcshowhideanons-show, rcshowhideanons-hide,
144 'showHideSuffix' => 'showhideanons',
146 'queryCallable' => function ( $specialClassName, $ctx, $dbr, &$tables, &$fields, &$conds,
147 &$query_options, &$join_conds
149 $actorMigration = ActorMigration
::newMigration();
150 $actorQuery = $actorMigration->getJoin( 'rc_user' );
151 $tables +
= $actorQuery['tables'];
152 $join_conds +
= $actorQuery['joins'];
153 $conds[] = $actorMigration->isNotAnon( $actorQuery['fields']['rc_user'] );
155 'isReplacedInStructuredUi' => true,
161 'name' => 'userExpLevel',
162 'title' => 'rcfilters-filtergroup-user-experience-level',
163 'class' => ChangesListStringOptionsFilterGroup
::class,
164 'isFullCoverage' => true,
167 'name' => 'unregistered',
168 'label' => 'rcfilters-filter-user-experience-level-unregistered-label',
169 'description' => 'rcfilters-filter-user-experience-level-unregistered-description',
170 'cssClassSuffix' => 'user-unregistered',
171 'isRowApplicableCallable' => function ( $ctx, $rc ) {
172 return !$rc->getAttribute( 'rc_user' );
176 'name' => 'registered',
177 'label' => 'rcfilters-filter-user-experience-level-registered-label',
178 'description' => 'rcfilters-filter-user-experience-level-registered-description',
179 'cssClassSuffix' => 'user-registered',
180 'isRowApplicableCallable' => function ( $ctx, $rc ) {
181 return $rc->getAttribute( 'rc_user' );
185 'name' => 'newcomer',
186 'label' => 'rcfilters-filter-user-experience-level-newcomer-label',
187 'description' => 'rcfilters-filter-user-experience-level-newcomer-description',
188 'cssClassSuffix' => 'user-newcomer',
189 'isRowApplicableCallable' => function ( $ctx, $rc ) {
190 $performer = $rc->getPerformer();
191 return $performer && $performer->isLoggedIn() &&
192 $performer->getExperienceLevel() === 'newcomer';
197 'label' => 'rcfilters-filter-user-experience-level-learner-label',
198 'description' => 'rcfilters-filter-user-experience-level-learner-description',
199 'cssClassSuffix' => 'user-learner',
200 'isRowApplicableCallable' => function ( $ctx, $rc ) {
201 $performer = $rc->getPerformer();
202 return $performer && $performer->isLoggedIn() &&
203 $performer->getExperienceLevel() === 'learner';
207 'name' => 'experienced',
208 'label' => 'rcfilters-filter-user-experience-level-experienced-label',
209 'description' => 'rcfilters-filter-user-experience-level-experienced-description',
210 'cssClassSuffix' => 'user-experienced',
211 'isRowApplicableCallable' => function ( $ctx, $rc ) {
212 $performer = $rc->getPerformer();
213 return $performer && $performer->isLoggedIn() &&
214 $performer->getExperienceLevel() === 'experienced';
218 'default' => ChangesListStringOptionsFilterGroup
::NONE
,
219 'queryCallable' => [ $this, 'filterOnUserExperienceLevel' ],
223 'name' => 'authorship',
224 'title' => 'rcfilters-filtergroup-authorship',
225 'class' => ChangesListBooleanFilterGroup
::class,
228 'name' => 'hidemyself',
229 'label' => 'rcfilters-filter-editsbyself-label',
230 'description' => 'rcfilters-filter-editsbyself-description',
231 // rcshowhidemine-show, rcshowhidemine-hide,
233 'showHideSuffix' => 'showhidemine',
235 'queryCallable' => function ( $specialClassName, $ctx, $dbr, &$tables, &$fields, &$conds,
236 &$query_options, &$join_conds
238 $actorQuery = ActorMigration
::newMigration()->getWhere( $dbr, 'rc_user', $ctx->getUser() );
239 $tables +
= $actorQuery['tables'];
240 $join_conds +
= $actorQuery['joins'];
241 $conds[] = 'NOT(' . $actorQuery['conds'] . ')';
243 'cssClassSuffix' => 'self',
244 'isRowApplicableCallable' => function ( $ctx, $rc ) {
245 return $ctx->getUser()->equals( $rc->getPerformer() );
249 'name' => 'hidebyothers',
250 'label' => 'rcfilters-filter-editsbyother-label',
251 'description' => 'rcfilters-filter-editsbyother-description',
253 'queryCallable' => function ( $specialClassName, $ctx, $dbr, &$tables, &$fields, &$conds,
254 &$query_options, &$join_conds
256 $actorQuery = ActorMigration
::newMigration()
257 ->getWhere( $dbr, 'rc_user', $ctx->getUser(), false );
258 $tables +
= $actorQuery['tables'];
259 $join_conds +
= $actorQuery['joins'];
260 $conds[] = $actorQuery['conds'];
262 'cssClassSuffix' => 'others',
263 'isRowApplicableCallable' => function ( $ctx, $rc ) {
264 return !$ctx->getUser()->equals( $rc->getPerformer() );
271 'name' => 'automated',
272 'title' => 'rcfilters-filtergroup-automated',
273 'class' => ChangesListBooleanFilterGroup
::class,
276 'name' => 'hidebots',
277 'label' => 'rcfilters-filter-bots-label',
278 'description' => 'rcfilters-filter-bots-description',
279 // rcshowhidebots-show, rcshowhidebots-hide,
281 'showHideSuffix' => 'showhidebots',
283 'queryCallable' => function ( $specialClassName, $ctx, $dbr, &$tables, &$fields, &$conds,
284 &$query_options, &$join_conds
286 $conds['rc_bot'] = 0;
288 'cssClassSuffix' => 'bot',
289 'isRowApplicableCallable' => function ( $ctx, $rc ) {
290 return $rc->getAttribute( 'rc_bot' );
294 'name' => 'hidehumans',
295 'label' => 'rcfilters-filter-humans-label',
296 'description' => 'rcfilters-filter-humans-description',
298 'queryCallable' => function ( $specialClassName, $ctx, $dbr, &$tables, &$fields, &$conds,
299 &$query_options, &$join_conds
301 $conds['rc_bot'] = 1;
303 'cssClassSuffix' => 'human',
304 'isRowApplicableCallable' => function ( $ctx, $rc ) {
305 return !$rc->getAttribute( 'rc_bot' );
311 // significance (conditional)
314 'name' => 'significance',
315 'title' => 'rcfilters-filtergroup-significance',
316 'class' => ChangesListBooleanFilterGroup
::class,
320 'name' => 'hideminor',
321 'label' => 'rcfilters-filter-minor-label',
322 'description' => 'rcfilters-filter-minor-description',
323 // rcshowhideminor-show, rcshowhideminor-hide,
325 'showHideSuffix' => 'showhideminor',
327 'queryCallable' => function ( $specialClassName, $ctx, $dbr, &$tables, &$fields, &$conds,
328 &$query_options, &$join_conds
330 $conds[] = 'rc_minor = 0';
332 'cssClassSuffix' => 'minor',
333 'isRowApplicableCallable' => function ( $ctx, $rc ) {
334 return $rc->getAttribute( 'rc_minor' );
338 'name' => 'hidemajor',
339 'label' => 'rcfilters-filter-major-label',
340 'description' => 'rcfilters-filter-major-description',
342 'queryCallable' => function ( $specialClassName, $ctx, $dbr, &$tables, &$fields, &$conds,
343 &$query_options, &$join_conds
345 $conds[] = 'rc_minor = 1';
347 'cssClassSuffix' => 'major',
348 'isRowApplicableCallable' => function ( $ctx, $rc ) {
349 return !$rc->getAttribute( 'rc_minor' );
356 'name' => 'lastRevision',
357 'title' => 'rcfilters-filtergroup-lastrevision',
358 'class' => ChangesListBooleanFilterGroup
::class,
362 'name' => 'hidelastrevision',
363 'label' => 'rcfilters-filter-lastrevision-label',
364 'description' => 'rcfilters-filter-lastrevision-description',
366 'queryCallable' => function ( $specialClassName, $ctx, $dbr, &$tables, &$fields, &$conds,
367 &$query_options, &$join_conds ) use ( $nonRevisionTypes ) {
368 $conds[] = $dbr->makeList(
370 'rc_this_oldid <> page_latest',
371 'rc_type' => $nonRevisionTypes,
376 'cssClassSuffix' => 'last',
377 'isRowApplicableCallable' => function ( $ctx, $rc ) {
378 return $rc->getAttribute( 'rc_this_oldid' ) === $rc->getAttribute( 'page_latest' );
382 'name' => 'hidepreviousrevisions',
383 'label' => 'rcfilters-filter-previousrevision-label',
384 'description' => 'rcfilters-filter-previousrevision-description',
386 'queryCallable' => function ( $specialClassName, $ctx, $dbr, &$tables, &$fields, &$conds,
387 &$query_options, &$join_conds ) use ( $nonRevisionTypes ) {
388 $conds[] = $dbr->makeList(
390 'rc_this_oldid = page_latest',
391 'rc_type' => $nonRevisionTypes,
396 'cssClassSuffix' => 'previous',
397 'isRowApplicableCallable' => function ( $ctx, $rc ) {
398 return $rc->getAttribute( 'rc_this_oldid' ) !== $rc->getAttribute( 'page_latest' );
404 // With extensions, there can be change types that will not be hidden by any of these.
406 'name' => 'changeType',
407 'title' => 'rcfilters-filtergroup-changetype',
408 'class' => ChangesListBooleanFilterGroup
::class,
412 'name' => 'hidepageedits',
413 'label' => 'rcfilters-filter-pageedits-label',
414 'description' => 'rcfilters-filter-pageedits-description',
417 'queryCallable' => function ( $specialClassName, $ctx, $dbr, &$tables, &$fields, &$conds,
418 &$query_options, &$join_conds
420 $conds[] = 'rc_type != ' . $dbr->addQuotes( RC_EDIT
);
422 'cssClassSuffix' => 'src-mw-edit',
423 'isRowApplicableCallable' => function ( $ctx, $rc ) {
424 return $rc->getAttribute( 'rc_source' ) === RecentChange
::SRC_EDIT
;
428 'name' => 'hidenewpages',
429 'label' => 'rcfilters-filter-newpages-label',
430 'description' => 'rcfilters-filter-newpages-description',
433 'queryCallable' => function ( $specialClassName, $ctx, $dbr, &$tables, &$fields, &$conds,
434 &$query_options, &$join_conds
436 $conds[] = 'rc_type != ' . $dbr->addQuotes( RC_NEW
);
438 'cssClassSuffix' => 'src-mw-new',
439 'isRowApplicableCallable' => function ( $ctx, $rc ) {
440 return $rc->getAttribute( 'rc_source' ) === RecentChange
::SRC_NEW
;
444 // hidecategorization
448 'label' => 'rcfilters-filter-logactions-label',
449 'description' => 'rcfilters-filter-logactions-description',
452 'queryCallable' => function ( $specialClassName, $ctx, $dbr, &$tables, &$fields, &$conds,
453 &$query_options, &$join_conds
455 $conds[] = 'rc_type != ' . $dbr->addQuotes( RC_LOG
);
457 'cssClassSuffix' => 'src-mw-log',
458 'isRowApplicableCallable' => function ( $ctx, $rc ) {
459 return $rc->getAttribute( 'rc_source' ) === RecentChange
::SRC_LOG
;
467 $this->legacyReviewStatusFilterGroupDefinition
= [
469 'name' => 'legacyReviewStatus',
470 'title' => 'rcfilters-filtergroup-reviewstatus',
471 'class' => ChangesListBooleanFilterGroup
::class,
474 'name' => 'hidepatrolled',
475 // rcshowhidepatr-show, rcshowhidepatr-hide
477 'showHideSuffix' => 'showhidepatr',
479 'queryCallable' => function ( $specialClassName, $ctx, $dbr, &$tables, &$fields, &$conds,
480 &$query_options, &$join_conds
482 $conds['rc_patrolled'] = RecentChange
::PRC_UNPATROLLED
;
484 'isReplacedInStructuredUi' => true,
487 'name' => 'hideunpatrolled',
489 'queryCallable' => function ( $specialClassName, $ctx, $dbr, &$tables, &$fields, &$conds,
490 &$query_options, &$join_conds
492 $conds[] = 'rc_patrolled != ' . RecentChange
::PRC_UNPATROLLED
;
494 'isReplacedInStructuredUi' => true,
500 $this->reviewStatusFilterGroupDefinition
= [
502 'name' => 'reviewStatus',
503 'title' => 'rcfilters-filtergroup-reviewstatus',
504 'class' => ChangesListStringOptionsFilterGroup
::class,
505 'isFullCoverage' => true,
509 'name' => 'unpatrolled',
510 'label' => 'rcfilters-filter-reviewstatus-unpatrolled-label',
511 'description' => 'rcfilters-filter-reviewstatus-unpatrolled-description',
512 'cssClassSuffix' => 'reviewstatus-unpatrolled',
513 'isRowApplicableCallable' => function ( $ctx, $rc ) {
514 return $rc->getAttribute( 'rc_patrolled' ) == RecentChange
::PRC_UNPATROLLED
;
519 'label' => 'rcfilters-filter-reviewstatus-manual-label',
520 'description' => 'rcfilters-filter-reviewstatus-manual-description',
521 'cssClassSuffix' => 'reviewstatus-manual',
522 'isRowApplicableCallable' => function ( $ctx, $rc ) {
523 return $rc->getAttribute( 'rc_patrolled' ) == RecentChange
::PRC_PATROLLED
;
528 'label' => 'rcfilters-filter-reviewstatus-auto-label',
529 'description' => 'rcfilters-filter-reviewstatus-auto-description',
530 'cssClassSuffix' => 'reviewstatus-auto',
531 'isRowApplicableCallable' => function ( $ctx, $rc ) {
532 return $rc->getAttribute( 'rc_patrolled' ) == RecentChange
::PRC_AUTOPATROLLED
;
536 'default' => ChangesListStringOptionsFilterGroup
::NONE
,
537 'queryCallable' => function ( $specialPageClassName, $ctx, $dbr,
538 &$tables, &$fields, &$conds, &$query_options, &$join_conds, $selected
540 if ( $selected === [] ) {
543 $rcPatrolledValues = [
544 'unpatrolled' => RecentChange
::PRC_UNPATROLLED
,
545 'manual' => RecentChange
::PRC_PATROLLED
,
546 'auto' => RecentChange
::PRC_AUTOPATROLLED
,
548 // e.g. rc_patrolled IN (0, 2)
549 $conds['rc_patrolled'] = array_map( function ( $s ) use ( $rcPatrolledValues ) {
550 return $rcPatrolledValues[ $s ];
556 $this->hideCategorizationFilterDefinition
= [
557 'name' => 'hidecategorization',
558 'label' => 'rcfilters-filter-categorization-label',
559 'description' => 'rcfilters-filter-categorization-description',
560 // rcshowhidecategorization-show, rcshowhidecategorization-hide.
561 // wlshowhidecategorization
562 'showHideSuffix' => 'showhidecategorization',
565 'queryCallable' => function ( $specialClassName, $ctx, $dbr, &$tables, &$fields, &$conds,
566 &$query_options, &$join_conds
568 $conds[] = 'rc_type != ' . $dbr->addQuotes( RC_CATEGORIZE
);
570 'cssClassSuffix' => 'src-mw-categorize',
571 'isRowApplicableCallable' => function ( $ctx, $rc ) {
572 return $rc->getAttribute( 'rc_source' ) === RecentChange
::SRC_CATEGORIZE
;
578 * Check if filters are in conflict and guaranteed to return no results.
582 protected function areFiltersInConflict() {
583 $opts = $this->getOptions();
584 /** @var ChangesListFilterGroup $group */
585 foreach ( $this->getFilterGroups() as $group ) {
586 if ( $group->getConflictingGroups() ) {
589 " specifies conflicts with other groups but these are not supported yet."
593 /** @var ChangesListFilter $conflictingFilter */
594 foreach ( $group->getConflictingFilters() as $conflictingFilter ) {
595 if ( $conflictingFilter->activelyInConflictWithGroup( $group, $opts ) ) {
600 /** @var ChangesListFilter $filter */
601 foreach ( $group->getFilters() as $filter ) {
602 /** @var ChangesListFilter $conflictingFilter */
603 foreach ( $filter->getConflictingFilters() as $conflictingFilter ) {
605 $conflictingFilter->activelyInConflictWithFilter( $filter, $opts ) &&
606 $filter->activelyInConflictWithFilter( $conflictingFilter, $opts )
620 * @param string|null $subpage
622 public function execute( $subpage ) {
623 $this->rcSubpage
= $subpage;
625 $this->considerActionsForDefaultSavedQuery( $subpage );
627 $opts = $this->getOptions();
629 $rows = $this->getRows();
630 if ( $rows === false ) {
631 $rows = new FakeResultWrapper( [] );
634 // Used by Structured UI app to get results without MW chrome
635 if ( $this->getRequest()->getVal( 'action' ) === 'render' ) {
636 $this->getOutput()->setArticleBodyOnly( true );
639 // Used by "live update" and "view newest" to check
640 // if there's new changes with minimal data transfer
641 if ( $this->getRequest()->getBool( 'peek' ) ) {
642 $code = $rows->numRows() > 0 ?
200 : 204;
643 $this->getOutput()->setStatusCode( $code );
645 if ( $this->getUser()->isAnon() !==
646 $this->getRequest()->getFuzzyBool( 'isAnon' )
648 $this->getOutput()->setStatusCode( 205 );
654 $batch = new LinkBatch
;
655 foreach ( $rows as $row ) {
656 $batch->add( NS_USER
, $row->rc_user_text
);
657 $batch->add( NS_USER_TALK
, $row->rc_user_text
);
658 $batch->add( $row->rc_namespace
, $row->rc_title
);
659 if ( $row->rc_source
=== RecentChange
::SRC_LOG
) {
660 $formatter = LogFormatter
::newFromRow( $row );
661 foreach ( $formatter->getPreloadTitles() as $title ) {
662 $batch->addObj( $title );
669 $this->outputHeader();
671 $this->webOutput( $rows, $opts );
674 } catch ( DBQueryTimeoutError
$timeoutException ) {
675 MWExceptionHandler
::logException( $timeoutException );
678 $this->outputHeader();
681 $this->getOutput()->setStatusCode( 500 );
682 $this->webOutputHeader( 0, $opts );
683 $this->outputTimeout();
686 if ( $this->getConfig()->get( 'EnableWANCacheReaper' ) ) {
687 // Clean up any bad page entries for titles showing up in RC
688 DeferredUpdates
::addUpdate( new WANCacheReapUpdate(
690 LoggerFactory
::getInstance( 'objectcache' )
694 $this->includeRcFiltersApp();
698 * Check whether or not the page should load defaults, and if so, whether
699 * a default saved query is relevant to be redirected to. If it is relevant,
700 * redirect properly with all necessary query parameters.
702 * @param string $subpage
704 protected function considerActionsForDefaultSavedQuery( $subpage ) {
705 if ( !$this->isStructuredFilterUiEnabled() ||
$this->including() ) {
709 $knownParams = $this->getRequest()->getValues(
710 ...array_keys( $this->getOptions()->getAllValues() )
713 // HACK: Temporarily until we can properly define "sticky" filters and parameters,
714 // we need to exclude several parameters we know should not be counted towards preventing
715 // the loading of defaults.
716 $excludedParams = [ 'limit' => '', 'days' => '', 'enhanced' => '', 'from' => '' ];
717 $knownParams = array_diff_key( $knownParams, $excludedParams );
720 // If there are NO known parameters in the URL request
721 // (that are not excluded) then we need to check into loading
722 // the default saved query
723 count( $knownParams ) === 0
725 // Get the saved queries data and parse it
726 $savedQueries = FormatJson
::decode(
727 $this->getUser()->getOption( static::$savedQueriesPreferenceName ),
731 if ( $savedQueries && isset( $savedQueries[ 'default' ] ) ) {
732 // Only load queries that are 'version' 2, since those
733 // have parameter representation
734 if ( isset( $savedQueries[ 'version' ] ) && $savedQueries[ 'version' ] === '2' ) {
735 $savedQueryDefaultID = $savedQueries[ 'default' ];
736 $defaultQuery = $savedQueries[ 'queries' ][ $savedQueryDefaultID ][ 'data' ];
738 // Build the entire parameter list
739 $query = array_merge(
740 $defaultQuery[ 'params' ],
741 $defaultQuery[ 'highlights' ],
746 // Add to the query any parameters that we may have ignored before
747 // but are still valid and requested in the URL
748 $query = array_merge( $this->getRequest()->getValues(), $query );
749 unset( $query[ 'title' ] );
750 $this->getOutput()->redirect( $this->getPageTitle( $subpage )->getCanonicalURL( $query ) );
752 // There's a default, but the version is not 2, and the server can't
753 // actually recognize the query itself. This happens if it is before
754 // the conversion, so we need to tell the UI to reload saved query as
755 // it does the conversion to version 2
756 $this->getOutput()->addJsConfigVars(
757 'wgStructuredChangeFiltersDefaultSavedQueryExists',
761 // Add the class that tells the frontend it is still loading
763 $this->getOutput()->addBodyClasses( 'mw-rcfilters-ui-loading' );
770 * Include the modules and configuration for the RCFilters app.
771 * Conditional on the user having the feature enabled.
773 * If it is disabled, add a <body> class marking that
775 protected function includeRcFiltersApp() {
776 $out = $this->getOutput();
777 if ( $this->isStructuredFilterUiEnabled() && !$this->including() ) {
778 $jsData = $this->getStructuredFilterJsData();
780 foreach ( $jsData['messageKeys'] as $key ) {
781 $messages[$key] = $this->msg( $key )->plain();
784 $out->addBodyClasses( 'mw-rcfilters-enabled' );
785 $collapsed = $this->getUser()->getBoolOption( static::$collapsedPreferenceName );
787 $out->addBodyClasses( 'mw-rcfilters-collapsed' );
790 // These config and message exports should be moved into a ResourceLoader data module (T201574)
791 $out->addJsConfigVars( 'wgStructuredChangeFilters', $jsData['groups'] );
792 $out->addJsConfigVars( 'wgStructuredChangeFiltersMessages', $messages );
793 $out->addJsConfigVars( 'wgStructuredChangeFiltersCollapsedState', $collapsed );
795 $out->addJsConfigVars(
796 'StructuredChangeFiltersDisplayConfig',
798 'maxDays' => (int)$this->getConfig()->get( 'RCMaxAge' ) / ( 24 * 3600 ), // Translate to days
799 'limitArray' => $this->getConfig()->get( 'RCLinkLimits' ),
800 'limitDefault' => $this->getDefaultLimit(),
801 'daysArray' => $this->getConfig()->get( 'RCLinkDays' ),
802 'daysDefault' => $this->getDefaultDays(),
806 $out->addJsConfigVars(
807 'wgStructuredChangeFiltersSavedQueriesPreferenceName',
808 static::$savedQueriesPreferenceName
810 $out->addJsConfigVars(
811 'wgStructuredChangeFiltersLimitPreferenceName',
812 static::$limitPreferenceName
814 $out->addJsConfigVars(
815 'wgStructuredChangeFiltersDaysPreferenceName',
816 static::$daysPreferenceName
818 $out->addJsConfigVars(
819 'wgStructuredChangeFiltersCollapsedPreferenceName',
820 static::$collapsedPreferenceName
823 $out->addBodyClasses( 'mw-rcfilters-disabled' );
828 * Get essential data about getRcFiltersConfigVars() for change detection.
830 * @internal For use by Resources.php only.
831 * @see ResourceLoaderModule::getDefinitionSummary() and ResourceLoaderModule::getVersionHash()
832 * @param ResourceLoaderContext $context
835 public static function getRcFiltersConfigSummary( ResourceLoaderContext
$context ) {
837 // Reduce version computation by avoiding Message parsing
838 'RCFiltersChangeTags' => self
::getChangeTagListSummary( $context ),
839 'StructuredChangeFiltersEditWatchlistUrl' =>
840 SpecialPage
::getTitleFor( 'EditWatchlist' )->getLocalURL()
845 * Get config vars to export with the mediawiki.rcfilters.filters.ui module.
847 * @internal For use by Resources.php only.
848 * @param ResourceLoaderContext $context
851 public static function getRcFiltersConfigVars( ResourceLoaderContext
$context ) {
853 'RCFiltersChangeTags' => self
::getChangeTagList( $context ),
854 'StructuredChangeFiltersEditWatchlistUrl' =>
855 SpecialPage
::getTitleFor( 'EditWatchlist' )->getLocalURL()
860 * Get (cheap to compute) information about change tags.
862 * Returns an array of associative arrays with information about each tag:
863 * - name: Tag name (string)
864 * - labelMsg: Short description message (Message object)
865 * - descriptionMsg: Long description message (Message object)
866 * - cssClass: CSS class to use for RC entries with this tag
867 * - hits: Number of RC entries that have this tag
869 * @param ResourceLoaderContext $context
870 * @return array[] Information about each tag
872 protected static function getChangeTagInfo( ResourceLoaderContext
$context ) {
873 $explicitlyDefinedTags = array_fill_keys( ChangeTags
::listExplicitlyDefinedTags(), 0 );
874 $softwareActivatedTags = array_fill_keys( ChangeTags
::listSoftwareActivatedTags(), 0 );
876 $tagStats = ChangeTags
::tagUsageStatistics();
877 $tagHitCounts = array_merge( $explicitlyDefinedTags, $softwareActivatedTags, $tagStats );
880 foreach ( $tagHitCounts as $tagName => $hits ) {
883 // Only get active tags
884 isset( $explicitlyDefinedTags[ $tagName ] ) ||
885 isset( $softwareActivatedTags[ $tagName ] )
887 // Only get tags with more than 0 hits
890 $labelMsg = ChangeTags
::tagShortDescriptionMessage( $tagName, $context );
891 if ( $labelMsg === false ) {
892 // Tag is hidden, skip it
897 // 'label' and 'description' filled in by getChangeTagList()
898 'labelMsg' => $labelMsg,
899 'descriptionMsg' => ChangeTags
::tagLongDescriptionMessage( $tagName, $context ),
900 'cssClass' => Sanitizer
::escapeClass( 'mw-tag-' . $tagName ),
909 * Get information about change tags for use in getRcFiltersConfigSummary().
911 * This expands labelMsg and descriptionMsg to the raw values of each message, which captures
912 * changes in the messages but avoids the expensive step of parsing them.
914 * @param ResourceLoaderContext $context
915 * @return array[] Result of getChangeTagInfo(), with messages expanded to raw contents
917 protected static function getChangeTagListSummary( ResourceLoaderContext
$context ) {
918 $tags = self
::getChangeTagInfo( $context );
919 foreach ( $tags as &$tagInfo ) {
920 $tagInfo['labelMsg'] = $tagInfo['labelMsg']->plain();
921 if ( $tagInfo['descriptionMsg'] ) {
922 $tagInfo['descriptionMsg'] = $tagInfo['descriptionMsg']->plain();
929 * Get information about change tags to export to JS via getRcFiltersConfigVars().
931 * This removes labelMsg and descriptionMsg, and adds label and description, which are parsed,
932 * stripped and (in the case of description) truncated versions of these messages. Message
933 * parsing is expensive, so to detect whether the tag list has changed, use
934 * getChangeTagListSummary() instead.
936 * @param ResourceLoaderContext $context
937 * @return array[] Result of getChangeTagInfo(), with messages parsed, stripped and truncated
939 protected static function getChangeTagList( ResourceLoaderContext
$context ) {
940 $tags = self
::getChangeTagInfo( $context );
941 $language = Language
::factory( $context->getLanguage() );
942 foreach ( $tags as &$tagInfo ) {
943 $tagInfo['label'] = Sanitizer
::stripAllTags( $tagInfo['labelMsg']->parse() );
944 $tagInfo['description'] = $tagInfo['descriptionMsg'] ?
945 $language->truncateForVisual(
946 Sanitizer
::stripAllTags( $tagInfo['descriptionMsg']->parse() ),
947 self
::TAG_DESC_CHARACTER_LIMIT
950 unset( $tagInfo['labelMsg'] );
951 unset( $tagInfo['descriptionMsg'] );
954 // Instead of sorting by hit count (disabled for now), sort by display name
955 usort( $tags, function ( $a, $b ) {
956 return strcasecmp( $a['label'], $b['label'] );
962 * Add the "no results" message to the output
964 protected function outputNoResults() {
965 $this->getOutput()->addHTML(
966 '<div class="mw-changeslist-empty">' .
967 $this->msg( 'recentchanges-noresult' )->parse() .
973 * Add the "timeout" message to the output
975 protected function outputTimeout() {
976 $this->getOutput()->addHTML(
977 '<div class="mw-changeslist-empty mw-changeslist-timeout">' .
978 $this->msg( 'recentchanges-timeout' )->parse() .
984 * Get the database result for this special page instance. Used by ApiFeedRecentChanges.
986 * @return bool|IResultWrapper Result or false
988 public function getRows() {
989 $opts = $this->getOptions();
996 $this->buildQuery( $tables, $fields, $conds, $query_options, $join_conds, $opts );
998 return $this->doMainQuery( $tables, $fields, $conds, $query_options, $join_conds, $opts );
1002 * Get the current FormOptions for this request
1004 * @return FormOptions
1006 public function getOptions() {
1007 if ( $this->rcOptions
=== null ) {
1008 $this->rcOptions
= $this->setup( $this->rcSubpage
);
1011 return $this->rcOptions
;
1015 * Register all filters and their groups (including those from hooks), plus handle
1016 * conflicts and defaults.
1018 * You might want to customize these in the same method, in subclasses. You can
1019 * call getFilterGroup to access a group, and (on the group) getFilter to access a
1020 * filter, then make necessary modfications to the filter or group (e.g. with
1023 protected function registerFilters() {
1024 $this->registerFiltersFromDefinitions( $this->filterGroupDefinitions
);
1026 // Make sure this is not being transcluded (we don't want to show this
1027 // information to all users just because the user that saves the edit can
1028 // patrol or is logged in)
1029 if ( !$this->including() && $this->getUser()->useRCPatrol() ) {
1030 $this->registerFiltersFromDefinitions( $this->legacyReviewStatusFilterGroupDefinition
);
1031 $this->registerFiltersFromDefinitions( $this->reviewStatusFilterGroupDefinition
);
1034 $changeTypeGroup = $this->getFilterGroup( 'changeType' );
1036 if ( $this->getConfig()->get( 'RCWatchCategoryMembership' ) ) {
1037 $transformedHideCategorizationDef = $this->transformFilterDefinition(
1038 $this->hideCategorizationFilterDefinition
1041 $transformedHideCategorizationDef['group'] = $changeTypeGroup;
1043 $hideCategorization = new ChangesListBooleanFilter(
1044 $transformedHideCategorizationDef
1048 Hooks
::run( 'ChangesListSpecialPageStructuredFilters', [ $this ] );
1050 $this->registerFiltersFromDefinitions( [] );
1052 $userExperienceLevel = $this->getFilterGroup( 'userExpLevel' );
1053 $registered = $userExperienceLevel->getFilter( 'registered' );
1054 $registered->setAsSupersetOf( $userExperienceLevel->getFilter( 'newcomer' ) );
1055 $registered->setAsSupersetOf( $userExperienceLevel->getFilter( 'learner' ) );
1056 $registered->setAsSupersetOf( $userExperienceLevel->getFilter( 'experienced' ) );
1058 $categoryFilter = $changeTypeGroup->getFilter( 'hidecategorization' );
1059 $logactionsFilter = $changeTypeGroup->getFilter( 'hidelog' );
1060 $pagecreationFilter = $changeTypeGroup->getFilter( 'hidenewpages' );
1062 $significanceTypeGroup = $this->getFilterGroup( 'significance' );
1063 $hideMinorFilter = $significanceTypeGroup->getFilter( 'hideminor' );
1065 // categoryFilter is conditional; see registerFilters
1066 if ( $categoryFilter !== null ) {
1067 $hideMinorFilter->conflictsWith(
1069 'rcfilters-hideminor-conflicts-typeofchange-global',
1070 'rcfilters-hideminor-conflicts-typeofchange',
1071 'rcfilters-typeofchange-conflicts-hideminor'
1074 $hideMinorFilter->conflictsWith(
1076 'rcfilters-hideminor-conflicts-typeofchange-global',
1077 'rcfilters-hideminor-conflicts-typeofchange',
1078 'rcfilters-typeofchange-conflicts-hideminor'
1080 $hideMinorFilter->conflictsWith(
1081 $pagecreationFilter,
1082 'rcfilters-hideminor-conflicts-typeofchange-global',
1083 'rcfilters-hideminor-conflicts-typeofchange',
1084 'rcfilters-typeofchange-conflicts-hideminor'
1089 * Transforms filter definition to prepare it for constructor.
1091 * See overrides of this method as well.
1093 * @param array $filterDefinition Original filter definition
1095 * @return array Transformed definition
1097 protected function transformFilterDefinition( array $filterDefinition ) {
1098 return $filterDefinition;
1102 * Register filters from a definition object
1104 * Array specifying groups and their filters; see Filter and
1105 * ChangesListFilterGroup constructors.
1107 * There is light processing to simplify core maintenance.
1108 * @param array $definition
1109 * @phan-param array<int,array{class:string}> $definition
1111 protected function registerFiltersFromDefinitions( array $definition ) {
1112 $autoFillPriority = -1;
1113 foreach ( $definition as $groupDefinition ) {
1114 if ( !isset( $groupDefinition['priority'] ) ) {
1115 $groupDefinition['priority'] = $autoFillPriority;
1117 // If it's explicitly specified, start over the auto-fill
1118 $autoFillPriority = $groupDefinition['priority'];
1121 $autoFillPriority--;
1123 $className = $groupDefinition['class'];
1124 unset( $groupDefinition['class'] );
1126 foreach ( $groupDefinition['filters'] as &$filterDefinition ) {
1127 $filterDefinition = $this->transformFilterDefinition( $filterDefinition );
1130 $this->registerFilterGroup( new $className( $groupDefinition ) );
1135 * @return array The legacy show/hide toggle filters
1137 protected function getLegacyShowHideFilters() {
1139 foreach ( $this->filterGroups
as $group ) {
1140 if ( $group instanceof ChangesListBooleanFilterGroup
) {
1141 foreach ( $group->getFilters() as $key => $filter ) {
1142 if ( $filter->displaysOnUnstructuredUi( $this ) ) {
1143 $filters[ $key ] = $filter;
1152 * Register all the filters, including legacy hook-driven ones.
1153 * Then create a FormOptions object with options as specified by the user
1155 * @param string $parameters
1157 * @return FormOptions
1159 public function setup( $parameters ) {
1160 $this->registerFilters();
1162 $opts = $this->getDefaultOptions();
1164 $opts = $this->fetchOptionsFromRequest( $opts );
1166 // Give precedence to subpage syntax
1167 if ( $parameters !== null ) {
1168 $this->parseParameters( $parameters, $opts );
1171 $this->validateOptions( $opts );
1177 * Get a FormOptions object containing the default options. By default, returns
1178 * some basic options. The filters listed explicitly here are overriden in this
1179 * method, in subclasses, but most filters (e.g. hideminor, userExpLevel filters,
1180 * and more) are structured. Structured filters are overriden in registerFilters.
1183 * @return FormOptions
1185 public function getDefaultOptions() {
1186 $opts = new FormOptions();
1187 $structuredUI = $this->isStructuredFilterUiEnabled();
1188 // If urlversion=2 is set, ignore the filter defaults and set them all to false/empty
1189 $useDefaults = $this->getRequest()->getInt( 'urlversion' ) !== 2;
1191 /** @var ChangesListFilterGroup $filterGroup */
1192 foreach ( $this->filterGroups
as $filterGroup ) {
1193 $filterGroup->addOptions( $opts, $useDefaults, $structuredUI );
1196 $opts->add( 'namespace', '', FormOptions
::STRING );
1197 $opts->add( 'invert', false );
1198 $opts->add( 'associated', false );
1199 $opts->add( 'urlversion', 1 );
1200 $opts->add( 'tagfilter', '' );
1202 $opts->add( 'days', $this->getDefaultDays(), FormOptions
::FLOAT );
1203 $opts->add( 'limit', $this->getDefaultLimit(), FormOptions
::INT );
1205 $opts->add( 'from', '' );
1211 * Register a structured changes list filter group
1213 * @param ChangesListFilterGroup $group
1215 public function registerFilterGroup( ChangesListFilterGroup
$group ) {
1216 $groupName = $group->getName();
1218 $this->filterGroups
[$groupName] = $group;
1222 * Gets the currently registered filters groups
1224 * @return array Associative array of ChangesListFilterGroup objects, with group name as key
1226 protected function getFilterGroups() {
1227 return $this->filterGroups
;
1231 * Gets a specified ChangesListFilterGroup by name
1233 * @param string $groupName Name of group
1235 * @return ChangesListFilterGroup|null Group, or null if not registered
1237 public function getFilterGroup( $groupName ) {
1238 return $this->filterGroups
[$groupName] ??
null;
1241 // Currently, this intentionally only includes filters that display
1242 // in the structured UI. This can be changed easily, though, if we want
1243 // to include data on filters that use the unstructured UI. messageKeys is a
1244 // special top-level value, with the value being an array of the message keys to
1245 // send to the client.
1248 * Gets structured filter information needed by JS
1250 * @return array Associative array
1251 * * array $return['groups'] Group data
1252 * * array $return['messageKeys'] Array of message keys
1254 public function getStructuredFilterJsData() {
1257 'messageKeys' => [],
1260 usort( $this->filterGroups
, function ( $a, $b ) {
1261 return $b->getPriority() <=> $a->getPriority();
1264 foreach ( $this->filterGroups
as $groupName => $group ) {
1265 $groupOutput = $group->getJsData( $this );
1266 if ( $groupOutput !== null ) {
1267 $output['messageKeys'] = array_merge(
1268 $output['messageKeys'],
1269 $groupOutput['messageKeys']
1272 unset( $groupOutput['messageKeys'] );
1273 $output['groups'][] = $groupOutput;
1281 * Fetch values for a FormOptions object from the WebRequest associated with this instance.
1283 * Intended for subclassing, e.g. to add a backwards-compatibility layer.
1285 * @param FormOptions $opts
1286 * @return FormOptions
1288 protected function fetchOptionsFromRequest( $opts ) {
1289 $opts->fetchValuesFromRequest( $this->getRequest() );
1295 * Process $par and put options found in $opts. Used when including the page.
1297 * @param string $par
1298 * @param FormOptions $opts
1300 public function parseParameters( $par, FormOptions
$opts ) {
1301 $stringParameterNameSet = [];
1302 $hideParameterNameSet = [];
1304 // URL parameters can be per-group, like 'userExpLevel',
1305 // or per-filter, like 'hideminor'.
1307 foreach ( $this->filterGroups
as $filterGroup ) {
1308 if ( $filterGroup instanceof ChangesListStringOptionsFilterGroup
) {
1309 $stringParameterNameSet[$filterGroup->getName()] = true;
1310 } elseif ( $filterGroup instanceof ChangesListBooleanFilterGroup
) {
1311 foreach ( $filterGroup->getFilters() as $filter ) {
1312 $hideParameterNameSet[$filter->getName()] = true;
1317 $bits = preg_split( '/\s*,\s*/', trim( $par ) );
1318 foreach ( $bits as $bit ) {
1320 if ( isset( $hideParameterNameSet[$bit] ) ) {
1321 // hidefoo => hidefoo=true
1323 } elseif ( isset( $hideParameterNameSet["hide$bit"] ) ) {
1324 // foo => hidefoo=false
1325 $opts["hide$bit"] = false;
1326 } elseif ( preg_match( '/^(.*)=(.*)$/', $bit, $m ) ) {
1327 if ( isset( $stringParameterNameSet[$m[1]] ) ) {
1328 $opts[$m[1]] = $m[2];
1335 * Validate a FormOptions object generated by getDefaultOptions() with values already populated.
1337 * @param FormOptions $opts
1339 public function validateOptions( FormOptions
$opts ) {
1340 $isContradictory = $this->fixContradictoryOptions( $opts );
1341 $isReplaced = $this->replaceOldOptions( $opts );
1343 if ( $isContradictory ||
$isReplaced ) {
1344 $query = wfArrayToCgi( $this->convertParamsForLink( $opts->getChangedValues() ) );
1345 $this->getOutput()->redirect( $this->getPageTitle()->getCanonicalURL( $query ) );
1348 $opts->validateIntBounds( 'limit', 0, 5000 );
1349 $opts->validateBounds( 'days', 0, $this->getConfig()->get( 'RCMaxAge' ) / ( 3600 * 24 ) );
1353 * Fix invalid options by resetting pairs that should never appear together.
1355 * @param FormOptions $opts
1356 * @return bool True if any option was reset
1358 private function fixContradictoryOptions( FormOptions
$opts ) {
1359 $fixed = $this->fixBackwardsCompatibilityOptions( $opts );
1361 foreach ( $this->filterGroups
as $filterGroup ) {
1362 if ( $filterGroup instanceof ChangesListBooleanFilterGroup
) {
1363 $filters = $filterGroup->getFilters();
1365 if ( count( $filters ) === 1 ) {
1366 // legacy boolean filters should not be considered
1370 $allInGroupEnabled = array_reduce(
1372 function ( $carry, $filter ) use ( $opts ) {
1373 return $carry && $opts[ $filter->getName() ];
1375 /* initialValue */ count( $filters ) > 0
1378 if ( $allInGroupEnabled ) {
1379 foreach ( $filters as $filter ) {
1380 $opts[ $filter->getName() ] = false;
1392 * Fix a special case (hideanons=1 and hideliu=1) in a special way, for backwards
1395 * This is deprecated and may be removed.
1397 * @param FormOptions $opts
1398 * @return bool True if this change was mode
1400 private function fixBackwardsCompatibilityOptions( FormOptions
$opts ) {
1401 if ( $opts['hideanons'] && $opts['hideliu'] ) {
1402 $opts->reset( 'hideanons' );
1403 if ( !$opts['hidebots'] ) {
1404 $opts->reset( 'hideliu' );
1405 $opts['hidehumans'] = 1;
1415 * Replace old options with their structured UI equivalents
1417 * @param FormOptions $opts
1418 * @return bool True if the change was made
1420 public function replaceOldOptions( FormOptions
$opts ) {
1421 if ( !$this->isStructuredFilterUiEnabled() ) {
1427 // At this point 'hideanons' and 'hideliu' cannot be both true,
1428 // because fixBackwardsCompatibilityOptions resets (at least) 'hideanons' in such case
1429 if ( $opts[ 'hideanons' ] ) {
1430 $opts->reset( 'hideanons' );
1431 $opts[ 'userExpLevel' ] = 'registered';
1435 if ( $opts[ 'hideliu' ] ) {
1436 $opts->reset( 'hideliu' );
1437 $opts[ 'userExpLevel' ] = 'unregistered';
1441 if ( $this->getFilterGroup( 'legacyReviewStatus' ) ) {
1442 if ( $opts[ 'hidepatrolled' ] ) {
1443 $opts->reset( 'hidepatrolled' );
1444 $opts[ 'reviewStatus' ] = 'unpatrolled';
1448 if ( $opts[ 'hideunpatrolled' ] ) {
1449 $opts->reset( 'hideunpatrolled' );
1450 $opts[ 'reviewStatus' ] = implode(
1451 ChangesListStringOptionsFilterGroup
::SEPARATOR
,
1452 [ 'manual', 'auto' ]
1462 * Convert parameters values from true/false to 1/0
1463 * so they are not omitted by wfArrayToCgi()
1466 * @param array $params
1469 protected function convertParamsForLink( $params ) {
1470 foreach ( $params as &$value ) {
1471 if ( $value === false ) {
1480 * Sets appropriate tables, fields, conditions, etc. depending on which filters
1481 * the user requested.
1483 * @param array &$tables Array of tables; see IDatabase::select $table
1484 * @param array &$fields Array of fields; see IDatabase::select $vars
1485 * @param array &$conds Array of conditions; see IDatabase::select $conds
1486 * @param array &$query_options Array of query options; see IDatabase::select $options
1487 * @param array &$join_conds Array of join conditions; see IDatabase::select $join_conds
1488 * @param FormOptions $opts
1490 protected function buildQuery( &$tables, &$fields, &$conds, &$query_options,
1491 &$join_conds, FormOptions
$opts
1493 $dbr = $this->getDB();
1494 $isStructuredUI = $this->isStructuredFilterUiEnabled();
1496 /** @var ChangesListFilterGroup $filterGroup */
1497 foreach ( $this->filterGroups
as $filterGroup ) {
1498 $filterGroup->modifyQuery( $dbr, $this, $tables, $fields, $conds,
1499 $query_options, $join_conds, $opts, $isStructuredUI );
1502 // Namespace filtering
1503 if ( $opts[ 'namespace' ] !== '' ) {
1504 $namespaces = explode( ';', $opts[ 'namespace' ] );
1506 if ( $opts[ 'associated' ] ) {
1507 $namespaceInfo = MediaWikiServices
::getInstance()->getNamespaceInfo();
1508 $associatedNamespaces = array_map(
1509 function ( $ns ) use ( $namespaceInfo ){
1510 return $namespaceInfo->getAssociated( $ns );
1514 function ( $ns ) use ( $namespaceInfo ) {
1515 return $namespaceInfo->hasTalkNamespace( $ns );
1519 $namespaces = array_unique( array_merge( $namespaces, $associatedNamespaces ) );
1522 if ( count( $namespaces ) === 1 ) {
1523 $operator = $opts[ 'invert' ] ?
'!=' : '=';
1524 $value = $dbr->addQuotes( reset( $namespaces ) );
1526 $operator = $opts[ 'invert' ] ?
'NOT IN' : 'IN';
1527 sort( $namespaces );
1528 $value = '(' . $dbr->makeList( $namespaces ) . ')';
1530 $conds[] = "rc_namespace $operator $value";
1534 $cutoff_unixtime = time() - $opts['days'] * 3600 * 24;
1535 $cutoff = $dbr->timestamp( $cutoff_unixtime );
1537 $fromValid = preg_match( '/^[0-9]{14}$/', $opts['from'] );
1538 if ( $fromValid && $opts['from'] > wfTimestamp( TS_MW
, $cutoff ) ) {
1539 $cutoff = $dbr->timestamp( $opts['from'] );
1541 $opts->reset( 'from' );
1544 $conds[] = 'rc_timestamp >= ' . $dbr->addQuotes( $cutoff );
1550 * @param array $tables Array of tables; see IDatabase::select $table
1551 * @param array $fields Array of fields; see IDatabase::select $vars
1552 * @param array $conds Array of conditions; see IDatabase::select $conds
1553 * @param array $query_options Array of query options; see IDatabase::select $options
1554 * @param array $join_conds Array of join conditions; see IDatabase::select $join_conds
1555 * @param FormOptions $opts
1556 * @return bool|IResultWrapper Result or false
1558 protected function doMainQuery( $tables, $fields, $conds,
1559 $query_options, $join_conds, FormOptions
$opts
1561 $rcQuery = RecentChange
::getQueryInfo();
1562 $tables = array_merge( $tables, $rcQuery['tables'] );
1563 $fields = array_merge( $rcQuery['fields'], $fields );
1564 $join_conds = array_merge( $join_conds, $rcQuery['joins'] );
1566 ChangeTags
::modifyDisplayQuery(
1575 if ( !$this->runMainQueryHook( $tables, $fields, $conds, $query_options, $join_conds,
1581 $dbr = $this->getDB();
1583 return $dbr->select(
1593 protected function runMainQueryHook( &$tables, &$fields, &$conds,
1594 &$query_options, &$join_conds, $opts
1597 'ChangesListSpecialPageQuery',
1598 [ $this->getName(), &$tables, &$fields, &$conds, &$query_options, &$join_conds, $opts ]
1603 * Return a IDatabase object for reading
1607 protected function getDB() {
1608 return wfGetDB( DB_REPLICA
);
1612 * Send header output to the OutputPage object, only called if not using feeds
1614 * @param int $rowCount Number of database rows
1615 * @param FormOptions $opts
1617 private function webOutputHeader( $rowCount, $opts ) {
1618 if ( !$this->including() ) {
1619 $this->outputFeedLinks();
1620 $this->doHeader( $opts, $rowCount );
1625 * Send output to the OutputPage object, only called if not used feeds
1627 * @param IResultWrapper $rows Database rows
1628 * @param FormOptions $opts
1630 public function webOutput( $rows, $opts ) {
1631 $this->webOutputHeader( $rows->numRows(), $opts );
1633 $this->outputChangesList( $rows, $opts );
1637 * Output feed links.
1639 public function outputFeedLinks() {
1640 // nothing by default
1644 * Build and output the actual changes list.
1646 * @param IResultWrapper $rows Database rows
1647 * @param FormOptions $opts
1649 abstract public function outputChangesList( $rows, $opts );
1652 * Set the text to be displayed above the changes
1654 * @param FormOptions $opts
1655 * @param int $numRows Number of rows in the result to show after this header
1657 public function doHeader( $opts, $numRows ) {
1658 $this->setTopText( $opts );
1660 // @todo Lots of stuff should be done here.
1662 $this->setBottomText( $opts );
1666 * Send the text to be displayed before the options.
1667 * Should use $this->getOutput()->addWikiTextAsInterface()
1668 * or similar methods to print the text.
1670 * @param FormOptions $opts
1672 public function setTopText( FormOptions
$opts ) {
1673 // nothing by default
1677 * Send the text to be displayed after the options.
1678 * Should use $this->getOutput()->addWikiTextAsInterface()
1679 * or similar methods to print the text.
1681 * @param FormOptions $opts
1683 public function setBottomText( FormOptions
$opts ) {
1684 // nothing by default
1688 * Get options to be displayed in a form
1689 * @todo This should handle options returned by getDefaultOptions().
1690 * @todo Not called by anything in this class (but is in subclasses), should be
1691 * called by something… doHeader() maybe?
1693 * @param FormOptions $opts
1696 public function getExtraOptions( $opts ) {
1701 * Return the legend displayed within the fieldset
1705 public function makeLegend() {
1706 $context = $this->getContext();
1707 $user = $context->getUser();
1708 # The legend showing what the letters and stuff mean
1709 $legend = Html
::openElement( 'dl' ) . "\n";
1710 # Iterates through them and gets the messages for both letter and tooltip
1711 $legendItems = $context->getConfig()->get( 'RecentChangesFlags' );
1712 if ( !( $user->useRCPatrol() ||
$user->useNPPatrol() ) ) {
1713 unset( $legendItems['unpatrolled'] );
1715 foreach ( $legendItems as $key => $item ) { # generate items of the legend
1716 $label = $item['legend'] ??
$item['title'];
1717 $letter = $item['letter'];
1718 $cssClass = $item['class'] ??
$key;
1720 $legend .= Html
::element( 'dt',
1721 [ 'class' => $cssClass ], $context->msg( $letter )->text()
1723 Html
::rawElement( 'dd',
1724 [ 'class' => Sanitizer
::escapeClass( 'mw-changeslist-legend-' . $key ) ],
1725 $context->msg( $label )->parse()
1729 $legend .= Html
::rawElement( 'dt',
1730 [ 'class' => 'mw-plusminus-pos' ],
1731 $context->msg( 'recentchanges-legend-plusminus' )->parse()
1733 $legend .= Html
::element(
1735 [ 'class' => 'mw-changeslist-legend-plusminus' ],
1736 $context->msg( 'recentchanges-label-plusminus' )->text()
1738 $legend .= Html
::closeElement( 'dl' ) . "\n";
1740 $legendHeading = $this->isStructuredFilterUiEnabled() ?
1741 $context->msg( 'rcfilters-legend-heading' )->parse() :
1742 $context->msg( 'recentchanges-legend-heading' )->parse();
1745 $collapsedState = $this->getRequest()->getCookie( 'changeslist-state' );
1746 $collapsedClass = $collapsedState === 'collapsed' ?
' mw-collapsed' : '';
1749 '<div class="mw-changeslist-legend mw-collapsible' . $collapsedClass . '">' .
1751 '<div class="mw-collapsible-content">' . $legend . '</div>' .
1758 * Add page-specific modules.
1760 protected function addModules() {
1761 $out = $this->getOutput();
1762 // Styles and behavior for the legend box (see makeLegend())
1763 $out->addModuleStyles( [
1764 'mediawiki.interface.helpers.styles',
1765 'mediawiki.special.changeslist.legend',
1766 'mediawiki.special.changeslist',
1768 $out->addModules( 'mediawiki.special.changeslist.legend.js' );
1770 if ( $this->isStructuredFilterUiEnabled() && !$this->including() ) {
1771 $out->addModules( 'mediawiki.rcfilters.filters.ui' );
1772 $out->addModuleStyles( 'mediawiki.rcfilters.filters.base.styles' );
1776 protected function getGroupName() {
1781 * Filter on users' experience levels; this will not be called if nothing is
1784 * @param string $specialPageClassName Class name of current special page
1785 * @param IContextSource $context Context, for e.g. user
1786 * @param IDatabase $dbr Database, for addQuotes, makeList, and similar
1787 * @param array &$tables Array of tables; see IDatabase::select $table
1788 * @param array &$fields Array of fields; see IDatabase::select $vars
1789 * @param array &$conds Array of conditions; see IDatabase::select $conds
1790 * @param array &$query_options Array of query options; see IDatabase::select $options
1791 * @param array &$join_conds Array of join conditions; see IDatabase::select $join_conds
1792 * @param array $selectedExpLevels The allowed active values, sorted
1793 * @param int $now Number of seconds since the UNIX epoch, or 0 if not given
1796 public function filterOnUserExperienceLevel( $specialPageClassName, $context, $dbr,
1797 &$tables, &$fields, &$conds, &$query_options, &$join_conds, $selectedExpLevels, $now = 0
1799 global $wgLearnerEdits,
1800 $wgExperiencedUserEdits,
1801 $wgLearnerMemberSince,
1802 $wgExperiencedUserMemberSince;
1806 // If all levels are selected, don't filter
1807 if ( count( $selectedExpLevels ) === $LEVEL_COUNT ) {
1811 // both 'registered' and 'unregistered', experience levels, if any, are included in 'registered'
1813 in_array( 'registered', $selectedExpLevels ) &&
1814 in_array( 'unregistered', $selectedExpLevels )
1819 $actorMigration = ActorMigration
::newMigration();
1820 $actorQuery = $actorMigration->getJoin( 'rc_user' );
1821 $tables +
= $actorQuery['tables'];
1822 $join_conds +
= $actorQuery['joins'];
1824 // 'registered' but not 'unregistered', experience levels, if any, are included in 'registered'
1826 in_array( 'registered', $selectedExpLevels ) &&
1827 !in_array( 'unregistered', $selectedExpLevels )
1829 $conds[] = $actorMigration->isNotAnon( $actorQuery['fields']['rc_user'] );
1833 if ( $selectedExpLevels === [ 'unregistered' ] ) {
1834 $conds[] = $actorMigration->isAnon( $actorQuery['fields']['rc_user'] );
1839 $join_conds['user'] = [ 'LEFT JOIN', $actorQuery['fields']['rc_user'] . ' = user_id' ];
1844 $secondsPerDay = 86400;
1845 $learnerCutoff = $now - $wgLearnerMemberSince * $secondsPerDay;
1846 $experiencedUserCutoff = $now - $wgExperiencedUserMemberSince * $secondsPerDay;
1848 $aboveNewcomer = $dbr->makeList(
1850 'user_editcount >= ' . intval( $wgLearnerEdits ),
1851 'user_registration <= ' . $dbr->addQuotes( $dbr->timestamp( $learnerCutoff ) ),
1856 $aboveLearner = $dbr->makeList(
1858 'user_editcount >= ' . intval( $wgExperiencedUserEdits ),
1859 'user_registration <= ' .
1860 $dbr->addQuotes( $dbr->timestamp( $experiencedUserCutoff ) ),
1867 if ( in_array( 'unregistered', $selectedExpLevels ) ) {
1868 $selectedExpLevels = array_diff( $selectedExpLevels, [ 'unregistered' ] );
1869 $conditions[] = $actorMigration->isAnon( $actorQuery['fields']['rc_user'] );
1872 if ( $selectedExpLevels === [ 'newcomer' ] ) {
1873 $conditions[] = "NOT ( $aboveNewcomer )";
1874 } elseif ( $selectedExpLevels === [ 'learner' ] ) {
1875 $conditions[] = $dbr->makeList(
1876 [ $aboveNewcomer, "NOT ( $aboveLearner )" ],
1879 } elseif ( $selectedExpLevels === [ 'experienced' ] ) {
1880 $conditions[] = $aboveLearner;
1881 } elseif ( $selectedExpLevels === [ 'learner', 'newcomer' ] ) {
1882 $conditions[] = "NOT ( $aboveLearner )";
1883 } elseif ( $selectedExpLevels === [ 'experienced', 'newcomer' ] ) {
1884 $conditions[] = $dbr->makeList(
1885 [ "NOT ( $aboveNewcomer )", $aboveLearner ],
1888 } elseif ( $selectedExpLevels === [ 'experienced', 'learner' ] ) {
1889 $conditions[] = $aboveNewcomer;
1890 } elseif ( $selectedExpLevels === [ 'experienced', 'learner', 'newcomer' ] ) {
1891 $conditions[] = $actorMigration->isNotAnon( $actorQuery['fields']['rc_user'] );
1894 if ( count( $conditions ) > 1 ) {
1895 $conds[] = $dbr->makeList( $conditions, IDatabase
::LIST_OR
);
1896 } elseif ( count( $conditions ) === 1 ) {
1897 $conds[] = reset( $conditions );
1902 * Check whether the structured filter UI is enabled
1906 public function isStructuredFilterUiEnabled() {
1907 if ( $this->getRequest()->getBool( 'rcfilters' ) ) {
1911 return static::checkStructuredFilterUiEnabled( $this->getUser() );
1915 * Static method to check whether StructuredFilter UI is enabled for the given user
1921 public static function checkStructuredFilterUiEnabled( $user ) {
1922 if ( $user instanceof Config
) {
1923 wfDeprecated( __METHOD__
. ' with Config argument', '1.34' );
1924 $user = func_get_arg( 1 );
1926 return !$user->getOption( 'rcenhancedfilters-disable' );
1930 * Get the default value of the number of changes to display when loading
1936 public function getDefaultLimit() {
1937 return $this->getUser()->getIntOption( static::$limitPreferenceName );
1941 * Get the default value of the number of days to display when loading
1943 * Supports fractional values, and should be cast to a float.
1948 public function getDefaultDays() {
1949 return floatval( $this->getUser()->getOption( static::$daysPreferenceName ) );