Code Coverage
 
Lines
Functions and Methods
Classes and Traits
Total
75.83% covered (warning)
75.83%
367 / 484
54.55% covered (warning)
54.55%
6 / 11
CRAP
0.00% covered (danger)
0.00%
0 / 1
ApiQueryRecentChanges
75.98% covered (warning)
75.98%
367 / 483
54.55% covered (warning)
54.55%
6 / 11
472.05
0.00% covered (danger)
0.00%
0 / 1
 __construct
100.00% covered (success)
100.00%
10 / 10
100.00% covered (success)
100.00%
1 / 1
1
 initProperties
100.00% covered (success)
100.00%
14 / 14
100.00% covered (success)
100.00%
1 / 1
1
 execute
100.00% covered (success)
100.00%
1 / 1
100.00% covered (success)
100.00%
1 / 1
1
 executeGenerator
100.00% covered (success)
100.00%
1 / 1
100.00% covered (success)
100.00%
1 / 1
1
 run
68.50% covered (warning)
68.50%
174 / 254
0.00% covered (danger)
0.00%
0 / 1
349.73
 extractRowInfo
68.97% covered (warning)
68.97%
60 / 87
0.00% covered (danger)
0.00%
0 / 1
98.27
 includesPatrollingFlags
100.00% covered (success)
100.00%
5 / 5
100.00% covered (success)
100.00%
1 / 1
5
 getCacheMode
75.00% covered (warning)
75.00%
6 / 8
0.00% covered (danger)
0.00%
0 / 1
6.56
 getAllowedParams
100.00% covered (success)
100.00%
96 / 96
100.00% covered (success)
100.00%
1 / 1
1
 getExamplesMessages
0.00% covered (danger)
0.00%
0 / 6
0.00% covered (danger)
0.00%
0 / 1
2
 getHelpUrls
0.00% covered (danger)
0.00%
0 / 1
0.00% covered (danger)
0.00%
0 / 1
2
1<?php
2/**
3 * Copyright © 2006 Yuri Astrakhan "<Firstname><Lastname>@gmail.com"
4 *
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.
9 *
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.
14 *
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
19 *
20 * @file
21 */
22
23namespace MediaWiki\Api;
24
25use Exception;
26use MediaWiki\ChangeTags\ChangeTagsStore;
27use MediaWiki\CommentFormatter\RowCommentFormatter;
28use MediaWiki\CommentStore\CommentStore;
29use MediaWiki\Logging\LogEventsList;
30use MediaWiki\Logging\LogFormatterFactory;
31use MediaWiki\Logging\LogPage;
32use MediaWiki\MainConfigNames;
33use MediaWiki\ParamValidator\TypeDef\NamespaceDef;
34use MediaWiki\ParamValidator\TypeDef\UserDef;
35use MediaWiki\RecentChanges\ChangesList;
36use MediaWiki\RecentChanges\RecentChange;
37use MediaWiki\Revision\RevisionRecord;
38use MediaWiki\Revision\SlotRoleRegistry;
39use MediaWiki\Storage\NameTableAccessException;
40use MediaWiki\Storage\NameTableStore;
41use MediaWiki\Title\Title;
42use MediaWiki\User\TempUser\TempUserConfig;
43use MediaWiki\User\UserNameUtils;
44use stdClass;
45use Wikimedia\ParamValidator\ParamValidator;
46use Wikimedia\ParamValidator\TypeDef\IntegerDef;
47use Wikimedia\Rdbms\IExpression;
48use Wikimedia\Rdbms\RawSQLExpression;
49
50/**
51 * A query action to enumerate the recent changes that were done to the wiki.
52 * Various filters are supported.
53 *
54 * @ingroup RecentChanges
55 * @ingroup API
56 */
57class ApiQueryRecentChanges extends ApiQueryGeneratorBase {
58
59    private CommentStore $commentStore;
60    private RowCommentFormatter $commentFormatter;
61    private NameTableStore $changeTagDefStore;
62    private ChangeTagsStore $changeTagsStore;
63    private NameTableStore $slotRoleStore;
64    private SlotRoleRegistry $slotRoleRegistry;
65    private UserNameUtils $userNameUtils;
66    private TempUserConfig $tempUserConfig;
67    private LogFormatterFactory $logFormatterFactory;
68
69    /** @var string[] */
70    private $formattedComments = [];
71
72    public function __construct(
73        ApiQuery $query,
74        string $moduleName,
75        CommentStore $commentStore,
76        RowCommentFormatter $commentFormatter,
77        NameTableStore $changeTagDefStore,
78        ChangeTagsStore $changeTagsStore,
79        NameTableStore $slotRoleStore,
80        SlotRoleRegistry $slotRoleRegistry,
81        UserNameUtils $userNameUtils,
82        TempUserConfig $tempUserConfig,
83        LogFormatterFactory $logFormatterFactory
84    ) {
85        parent::__construct( $query, $moduleName, 'rc' );
86        $this->commentStore = $commentStore;
87        $this->commentFormatter = $commentFormatter;
88        $this->changeTagDefStore = $changeTagDefStore;
89        $this->changeTagsStore = $changeTagsStore;
90        $this->slotRoleStore = $slotRoleStore;
91        $this->slotRoleRegistry = $slotRoleRegistry;
92        $this->userNameUtils = $userNameUtils;
93        $this->tempUserConfig = $tempUserConfig;
94        $this->logFormatterFactory = $logFormatterFactory;
95    }
96
97    private bool $fld_comment = false;
98    private bool $fld_parsedcomment = false;
99    private bool $fld_user = false;
100    private bool $fld_userid = false;
101    private bool $fld_flags = false;
102    private bool $fld_timestamp = false;
103    private bool $fld_title = false;
104    private bool $fld_ids = false;
105    private bool $fld_sizes = false;
106    private bool $fld_redirect = false;
107    private bool $fld_patrolled = false;
108    private bool $fld_loginfo = false;
109    private bool $fld_tags = false;
110    private bool $fld_sha1 = false;
111
112    /**
113     * Sets internal state to include the desired properties in the output.
114     * @param array $prop Associative array of properties, only keys are used here
115     */
116    public function initProperties( $prop ) {
117        $this->fld_comment = isset( $prop['comment'] );
118        $this->fld_parsedcomment = isset( $prop['parsedcomment'] );
119        $this->fld_user = isset( $prop['user'] );
120        $this->fld_userid = isset( $prop['userid'] );
121        $this->fld_flags = isset( $prop['flags'] );
122        $this->fld_timestamp = isset( $prop['timestamp'] );
123        $this->fld_title = isset( $prop['title'] );
124        $this->fld_ids = isset( $prop['ids'] );
125        $this->fld_sizes = isset( $prop['sizes'] );
126        $this->fld_redirect = isset( $prop['redirect'] );
127        $this->fld_patrolled = isset( $prop['patrolled'] );
128        $this->fld_loginfo = isset( $prop['loginfo'] );
129        $this->fld_tags = isset( $prop['tags'] );
130        $this->fld_sha1 = isset( $prop['sha1'] );
131    }
132
133    public function execute() {
134        $this->run();
135    }
136
137    public function executeGenerator( $resultPageSet ) {
138        $this->run( $resultPageSet );
139    }
140
141    /**
142     * Generates and outputs the result of this query based upon the provided parameters.
143     *
144     * @param ApiPageSet|null $resultPageSet
145     */
146    public function run( $resultPageSet = null ) {
147        $db = $this->getDB();
148        $user = $this->getUser();
149        /* Get the parameters of the request. */
150        $params = $this->extractRequestParams();
151
152        /* Build our basic query. Namely, something along the lines of:
153         * SELECT * FROM recentchanges WHERE rc_timestamp > $start
154         *   AND rc_timestamp < $end AND rc_namespace = $namespace
155         */
156        $this->addTables( 'recentchanges' );
157        $this->addTimestampWhereRange( 'rc_timestamp', $params['dir'], $params['start'], $params['end'] );
158
159        if ( $params['continue'] !== null ) {
160            $cont = $this->parseContinueParamOrDie( $params['continue'], [ 'timestamp', 'int' ] );
161            $op = $params['dir'] === 'older' ? '<=' : '>=';
162            $this->addWhere( $db->buildComparison( $op, [
163                'rc_timestamp' => $db->timestamp( $cont[0] ),
164                'rc_id' => $cont[1],
165            ] ) );
166        }
167
168        $order = $params['dir'] === 'older' ? 'DESC' : 'ASC';
169        $this->addOption( 'ORDER BY', [
170            "rc_timestamp $order",
171            "rc_id $order",
172        ] );
173
174        if ( $params['type'] !== null ) {
175            $this->addWhereFld( 'rc_type', RecentChange::parseToRCType( $params['type'] ) );
176        }
177
178        $title = $params['title'];
179        if ( $title !== null ) {
180            $titleObj = Title::newFromText( $title );
181            if ( $titleObj === null || $titleObj->isExternal() ) {
182                $this->dieWithError( [ 'apierror-invalidtitle', wfEscapeWikiText( $title ) ] );
183            } elseif ( $params['namespace'] && !in_array( $titleObj->getNamespace(), $params['namespace'] ) ) {
184                $this->requireMaxOneParameter( $params, 'title', 'namespace' );
185            }
186            $this->addWhereFld( 'rc_namespace', $titleObj->getNamespace() );
187            $this->addWhereFld( 'rc_title', $titleObj->getDBkey() );
188        } else {
189            $this->addWhereFld( 'rc_namespace', $params['namespace'] );
190        }
191
192        if ( $params['show'] !== null ) {
193            $show = array_fill_keys( $params['show'], true );
194
195            /* Check for conflicting parameters. */
196            if ( ( isset( $show['minor'] ) && isset( $show['!minor'] ) )
197                || ( isset( $show['bot'] ) && isset( $show['!bot'] ) )
198                || ( isset( $show['anon'] ) && isset( $show['!anon'] ) )
199                || ( isset( $show['redirect'] ) && isset( $show['!redirect'] ) )
200                || ( isset( $show['patrolled'] ) && isset( $show['!patrolled'] ) )
201                || ( isset( $show['patrolled'] ) && isset( $show['unpatrolled'] ) )
202                || ( isset( $show['!patrolled'] ) && isset( $show['unpatrolled'] ) )
203                || ( isset( $show['autopatrolled'] ) && isset( $show['!autopatrolled'] ) )
204                || ( isset( $show['autopatrolled'] ) && isset( $show['unpatrolled'] ) )
205                || ( isset( $show['autopatrolled'] ) && isset( $show['!patrolled'] ) )
206            ) {
207                $this->dieWithError( 'apierror-show' );
208            }
209
210            // Check permissions
211            if ( $this->includesPatrollingFlags( $show ) && !$user->useRCPatrol() && !$user->useNPPatrol() ) {
212                $this->dieWithError( 'apierror-permissiondenied-patrolflag', 'permissiondenied' );
213            }
214
215            /* Add additional conditions to query depending upon parameters. */
216            $this->addWhereIf( [ 'rc_minor' => 0 ], isset( $show['!minor'] ) );
217            $this->addWhereIf( $db->expr( 'rc_minor', '!=', 0 ), isset( $show['minor'] ) );
218            $this->addWhereIf( [ 'rc_bot' => 0 ], isset( $show['!bot'] ) );
219            $this->addWhereIf( $db->expr( 'rc_bot', '!=', 0 ), isset( $show['bot'] ) );
220            if ( isset( $show['anon'] ) || isset( $show['!anon'] ) ) {
221                $this->addTables( 'actor', 'actor' );
222                $this->addJoinConds( [ 'actor' => [ 'JOIN', 'actor_id=rc_actor' ] ] );
223
224                if ( $this->tempUserConfig->isKnown() ) {
225                    $isAnon = isset( $show['anon'] );
226                    $anonExpr = $db->expr( 'actor_user', $isAnon ? '=' : '!=', null );
227                    if ( $isAnon ) {
228                        $anonExpr = $anonExpr->orExpr( $this->tempUserConfig->getMatchCondition(
229                            $db,
230                            'actor_name',
231                            IExpression::LIKE
232                        ) );
233                    } else {
234                        $anonExpr = $anonExpr->andExpr( $this->tempUserConfig->getMatchCondition(
235                            $db,
236                            'actor_name',
237                            IExpression::NOT_LIKE
238                        ) );
239                    }
240                    $this->addWhere( $anonExpr );
241                } else {
242                    $this->addWhereIf(
243                        [ 'actor_user' => null ], isset( $show['anon'] )
244                    );
245                    $this->addWhereIf(
246                        $db->expr( 'actor_user', '!=', null ), isset( $show['!anon'] )
247                    );
248                }
249            }
250            $this->addWhereIf( [ 'rc_patrolled' => 0 ], isset( $show['!patrolled'] ) );
251            $this->addWhereIf( $db->expr( 'rc_patrolled', '!=', 0 ), isset( $show['patrolled'] ) );
252            $this->addWhereIf( [ 'page_is_redirect' => 1 ], isset( $show['redirect'] ) );
253
254            if ( isset( $show['unpatrolled'] ) ) {
255                // See ChangesList::isUnpatrolled
256                if ( $user->useRCPatrol() ) {
257                    $this->addWhereFld( 'rc_patrolled', RecentChange::PRC_UNPATROLLED );
258                } elseif ( $user->useNPPatrol() ) {
259                    $this->addWhereFld( 'rc_patrolled', RecentChange::PRC_UNPATROLLED );
260                    $this->addWhereFld( 'rc_type', RC_NEW );
261                }
262            }
263
264            $this->addWhereIf(
265                $db->expr( 'rc_patrolled', '!=', RecentChange::PRC_AUTOPATROLLED ),
266                isset( $show['!autopatrolled'] )
267            );
268            $this->addWhereIf(
269                [ 'rc_patrolled' => RecentChange::PRC_AUTOPATROLLED ],
270                isset( $show['autopatrolled'] )
271            );
272
273            // Don't throw log entries out the window here
274            $this->addWhereIf(
275                [ 'page_is_redirect' => [ 0, null ] ],
276                isset( $show['!redirect'] )
277            );
278        }
279
280        $this->requireMaxOneParameter( $params, 'user', 'excludeuser' );
281
282        if ( $params['prop'] !== null ) {
283            $prop = array_fill_keys( $params['prop'], true );
284
285            /* Set up internal members based upon params. */
286            $this->initProperties( $prop );
287        }
288
289        if ( $this->fld_user
290            || $this->fld_userid
291            || $params['user'] !== null
292            || $params['excludeuser'] !== null
293        ) {
294            $this->addTables( 'actor', 'actor' );
295            $this->addFields( [ 'actor_name', 'actor_user', 'rc_actor' ] );
296            $this->addJoinConds( [ 'actor' => [ 'JOIN', 'actor_id=rc_actor' ] ] );
297        }
298
299        if ( $params['user'] !== null ) {
300            $this->addWhereFld( 'actor_name', $params['user'] );
301        }
302
303        if ( $params['excludeuser'] !== null ) {
304            $this->addWhere( $db->expr( 'actor_name', '!=', $params['excludeuser'] ) );
305        }
306
307        /* Add the fields we're concerned with to our query. */
308        $this->addFields( [
309            'rc_id',
310            'rc_timestamp',
311            'rc_namespace',
312            'rc_title',
313            'rc_cur_id',
314            'rc_type',
315            'rc_deleted'
316        ] );
317
318        $showRedirects = false;
319        /* Determine what properties we need to display. */
320        if ( $params['prop'] !== null ) {
321            if ( $this->fld_patrolled && !$user->useRCPatrol() && !$user->useNPPatrol() ) {
322                $this->dieWithError( 'apierror-permissiondenied-patrolflag', 'permissiondenied' );
323            }
324
325            /* Add fields to our query if they are specified as a needed parameter. */
326            $this->addFieldsIf( [ 'rc_this_oldid', 'rc_last_oldid' ], $this->fld_ids );
327            $this->addFieldsIf( [ 'rc_minor', 'rc_type', 'rc_bot' ], $this->fld_flags );
328            $this->addFieldsIf( [ 'rc_old_len', 'rc_new_len' ], $this->fld_sizes );
329            $this->addFieldsIf( [ 'rc_patrolled', 'rc_log_type' ], $this->fld_patrolled );
330            $this->addFieldsIf(
331                [ 'rc_logid', 'rc_log_type', 'rc_log_action', 'rc_params' ],
332                $this->fld_loginfo
333            );
334            $showRedirects = $this->fld_redirect || isset( $show['redirect'] )
335                || isset( $show['!redirect'] );
336        }
337        $this->addFieldsIf( [ 'rc_this_oldid' ],
338            $resultPageSet && $params['generaterevisions'] );
339
340        if ( $this->fld_tags ) {
341            $this->addFields( [
342                'ts_tags' => $this->changeTagsStore->makeTagSummarySubquery( 'recentchanges' )
343            ] );
344        }
345
346        if ( $this->fld_sha1 ) {
347            $this->addTables( 'revision' );
348            $this->addJoinConds( [ 'revision' => [ 'LEFT JOIN',
349                [ 'rc_this_oldid=rev_id' ] ] ] );
350            $this->addFields( [ 'rev_sha1', 'rev_deleted' ] );
351        }
352
353        if ( $params['toponly'] || $showRedirects ) {
354            $this->addTables( 'page' );
355            $this->addJoinConds( [ 'page' => [ 'LEFT JOIN',
356                [ 'rc_namespace=page_namespace', 'rc_title=page_title' ] ] ] );
357            $this->addFields( 'page_is_redirect' );
358
359            if ( $params['toponly'] ) {
360                $this->addWhere( 'rc_this_oldid = page_latest' );
361            }
362        }
363
364        if ( $params['tag'] !== null ) {
365            $this->addTables( 'change_tag' );
366            $this->addJoinConds( [ 'change_tag' => [ 'JOIN', [ 'rc_id=ct_rc_id' ] ] ] );
367            try {
368                $this->addWhereFld( 'ct_tag_id', $this->changeTagDefStore->getId( $params['tag'] ) );
369            } catch ( NameTableAccessException $exception ) {
370                // Return nothing.
371                $this->addWhere( '1=0' );
372            }
373        }
374
375        // Paranoia: avoid brute force searches (T19342)
376        if ( $params['user'] !== null || $params['excludeuser'] !== null ) {
377            if ( !$this->getAuthority()->isAllowed( 'deletedhistory' ) ) {
378                $bitmask = RevisionRecord::DELETED_USER;
379            } elseif ( !$this->getAuthority()->isAllowedAny( 'suppressrevision', 'viewsuppressed' ) ) {
380                $bitmask = RevisionRecord::DELETED_USER | RevisionRecord::DELETED_RESTRICTED;
381            } else {
382                $bitmask = 0;
383            }
384            if ( $bitmask ) {
385                $this->addWhere( $db->bitAnd( 'rc_deleted', $bitmask ) . " != $bitmask" );
386            }
387        }
388        if ( $this->getRequest()->getCheck( 'namespace' ) ) {
389            // LogPage::DELETED_ACTION hides the affected page, too.
390            if ( !$this->getAuthority()->isAllowed( 'deletedhistory' ) ) {
391                $bitmask = LogPage::DELETED_ACTION;
392            } elseif ( !$this->getAuthority()->isAllowedAny( 'suppressrevision', 'viewsuppressed' ) ) {
393                $bitmask = LogPage::DELETED_ACTION | LogPage::DELETED_RESTRICTED;
394            } else {
395                $bitmask = 0;
396            }
397            if ( $bitmask ) {
398                $this->addWhere(
399                    $db->expr( 'rc_type', '!=', RC_LOG )
400                        ->orExpr( new RawSQLExpression( $db->bitAnd( 'rc_deleted', $bitmask ) . " != $bitmask" ) )
401                );
402            }
403        }
404
405        if ( $this->fld_comment || $this->fld_parsedcomment ) {
406            $commentQuery = $this->commentStore->getJoin( 'rc_comment' );
407            $this->addTables( $commentQuery['tables'] );
408            $this->addFields( $commentQuery['fields'] );
409            $this->addJoinConds( $commentQuery['joins'] );
410        }
411
412        if ( $params['slot'] !== null ) {
413            try {
414                $slotId = $this->slotRoleStore->getId( $params['slot'] );
415            } catch ( Exception $e ) {
416                $slotId = null;
417            }
418
419            $this->addTables( [
420                'slot' => 'slots', 'parent_slot' => 'slots'
421            ] );
422            $this->addJoinConds( [
423                'slot' => [ 'LEFT JOIN', [
424                    'rc_this_oldid = slot.slot_revision_id',
425                    'slot.slot_role_id' => $slotId,
426                ] ],
427                'parent_slot' => [ 'LEFT JOIN', [
428                    'rc_last_oldid = parent_slot.slot_revision_id',
429                    'parent_slot.slot_role_id' => $slotId,
430                ] ]
431            ] );
432            // Detecting whether the slot has been touched as follows:
433            // 1. if slot_origin=slot_revision_id then the slot has been newly created or edited
434            // with this revision
435            // 2. otherwise if the content of a slot is different to the content of its parent slot,
436            // then the content of the slot has been changed in this revision
437            // (probably by a revert)
438            $this->addWhere( $db->orExpr( [
439                new RawSQLExpression( 'slot.slot_origin = slot.slot_revision_id' ),
440                new RawSQLExpression( 'slot.slot_content_id != parent_slot.slot_content_id' ),
441                $db->expr( 'slot.slot_content_id', '=', null )->and( 'parent_slot.slot_content_id', '!=', null ),
442                $db->expr( 'slot.slot_content_id', '!=', null )->and( 'parent_slot.slot_content_id', '=', null ),
443            ] ) );
444            // Only include changes that touch page content (i.e. RC_NEW, RC_EDIT)
445            $changeTypes = RecentChange::parseToRCType(
446                array_intersect( $params['type'], [ 'new', 'edit' ] )
447            );
448            if ( count( $changeTypes ) ) {
449                $this->addWhereFld( 'rc_type', $changeTypes );
450            } else {
451                // Calling $this->addWhere() with an empty array does nothing, so explicitly
452                // add an unsatisfiable condition
453                $this->addWhere( [ 'rc_type' => null ] );
454            }
455        }
456
457        $this->addOption( 'LIMIT', $params['limit'] + 1 );
458        $this->addOption(
459            'MAX_EXECUTION_TIME',
460            $this->getConfig()->get( MainConfigNames::MaxExecutionTimeForExpensiveQueries )
461        );
462
463        $hookData = [];
464        $count = 0;
465        /* Perform the actual query. */
466        $res = $this->select( __METHOD__, [], $hookData );
467
468        // Do batch queries
469        if ( $this->fld_title && $resultPageSet === null ) {
470            $this->executeGenderCacheFromResultWrapper( $res, __METHOD__, 'rc' );
471        }
472        if ( $this->fld_parsedcomment ) {
473            $this->formattedComments = $this->commentFormatter->formatItems(
474                $this->commentFormatter->rows( $res )
475                    ->indexField( 'rc_id' )
476                    ->commentKey( 'rc_comment' )
477                    ->namespaceField( 'rc_namespace' )
478                    ->titleField( 'rc_title' )
479            );
480        }
481
482        $revids = [];
483        $titles = [];
484
485        $result = $this->getResult();
486
487        /* Iterate through the rows, adding data extracted from them to our query result. */
488        foreach ( $res as $row ) {
489            if ( $count === 0 && $resultPageSet !== null ) {
490                // Set the non-continue since the list of recentchanges is
491                // prone to having entries added at the start frequently.
492                $this->getContinuationManager()->addGeneratorNonContinueParam(
493                    $this, 'continue', "$row->rc_timestamp|$row->rc_id"
494                );
495            }
496            if ( ++$count > $params['limit'] ) {
497                // We've reached the one extra which shows that there are
498                // additional pages to be had. Stop here...
499                $this->setContinueEnumParameter( 'continue', "$row->rc_timestamp|$row->rc_id" );
500                break;
501            }
502
503            if ( $resultPageSet === null ) {
504                /* Extract the data from a single row. */
505                $vals = $this->extractRowInfo( $row );
506
507                /* Add that row's data to our final output. */
508                $fit = $this->processRow( $row, $vals, $hookData ) &&
509                    $result->addValue( [ 'query', $this->getModuleName() ], null, $vals );
510                if ( !$fit ) {
511                    $this->setContinueEnumParameter( 'continue', "$row->rc_timestamp|$row->rc_id" );
512                    break;
513                }
514            } elseif ( $params['generaterevisions'] ) {
515                $revid = (int)$row->rc_this_oldid;
516                if ( $revid > 0 ) {
517                    $revids[] = $revid;
518                }
519            } else {
520                $titles[] = Title::makeTitle( $row->rc_namespace, $row->rc_title );
521            }
522        }
523
524        if ( $resultPageSet === null ) {
525            /* Format the result */
526            $result->addIndexedTagName( [ 'query', $this->getModuleName() ], 'rc' );
527        } elseif ( $params['generaterevisions'] ) {
528            $resultPageSet->populateFromRevisionIDs( $revids );
529        } else {
530            $resultPageSet->populateFromTitles( $titles );
531        }
532    }
533
534    /**
535     * Extracts from a single sql row the data needed to describe one recent change.
536     *
537     * @param stdClass $row The row from which to extract the data.
538     * @return array An array mapping strings (descriptors) to their respective string values.
539     */
540    public function extractRowInfo( $row ) {
541        /* Determine the title of the page that has been changed. */
542        $title = Title::makeTitle( $row->rc_namespace, $row->rc_title );
543        $user = $this->getUser();
544
545        /* Our output data. */
546        $vals = [];
547
548        $type = (int)$row->rc_type;
549        $vals['type'] = RecentChange::parseFromRCType( $type );
550
551        $anyHidden = false;
552
553        /* Create a new entry in the result for the title. */
554        if ( $this->fld_title || $this->fld_ids ) {
555            if ( $type === RC_LOG && ( $row->rc_deleted & LogPage::DELETED_ACTION ) ) {
556                $vals['actionhidden'] = true;
557                $anyHidden = true;
558            }
559            if ( $type !== RC_LOG ||
560                LogEventsList::userCanBitfield( $row->rc_deleted, LogPage::DELETED_ACTION, $user )
561            ) {
562                if ( $this->fld_title ) {
563                    ApiQueryBase::addTitleInfo( $vals, $title );
564                }
565                if ( $this->fld_ids ) {
566                    $vals['pageid'] = (int)$row->rc_cur_id;
567                    $vals['revid'] = (int)$row->rc_this_oldid;
568                    $vals['old_revid'] = (int)$row->rc_last_oldid;
569                }
570            }
571        }
572
573        if ( $this->fld_ids ) {
574            $vals['rcid'] = (int)$row->rc_id;
575        }
576
577        /* Add user data and 'anon' flag, if user is anonymous. */
578        if ( $this->fld_user || $this->fld_userid ) {
579            if ( $row->rc_deleted & RevisionRecord::DELETED_USER ) {
580                $vals['userhidden'] = true;
581                $anyHidden = true;
582            }
583            if ( RevisionRecord::userCanBitfield( $row->rc_deleted, RevisionRecord::DELETED_USER, $user ) ) {
584                if ( $this->fld_user ) {
585                    $vals['user'] = $row->actor_name;
586                }
587
588                if ( $this->fld_userid ) {
589                    $vals['userid'] = (int)$row->actor_user;
590                }
591
592                if ( isset( $row->actor_name ) && $this->userNameUtils->isTemp( $row->actor_name ) ) {
593                    $vals['temp'] = true;
594                }
595
596                if ( !$row->actor_user ) {
597                    $vals['anon'] = true;
598                }
599            }
600        }
601
602        /* Add flags, such as new, minor, bot. */
603        if ( $this->fld_flags ) {
604            $vals['bot'] = (bool)$row->rc_bot;
605            $vals['new'] = $row->rc_type == RC_NEW;
606            $vals['minor'] = (bool)$row->rc_minor;
607        }
608
609        /* Add sizes of each revision. (Only available on 1.10+) */
610        if ( $this->fld_sizes ) {
611            $vals['oldlen'] = (int)$row->rc_old_len;
612            $vals['newlen'] = (int)$row->rc_new_len;
613        }
614
615        /* Add the timestamp. */
616        if ( $this->fld_timestamp ) {
617            $vals['timestamp'] = wfTimestamp( TS_ISO_8601, $row->rc_timestamp );
618        }
619
620        /* Add edit summary / log summary. */
621        if ( $this->fld_comment || $this->fld_parsedcomment ) {
622            if ( $row->rc_deleted & RevisionRecord::DELETED_COMMENT ) {
623                $vals['commenthidden'] = true;
624                $anyHidden = true;
625            }
626            if ( RevisionRecord::userCanBitfield(
627                $row->rc_deleted, RevisionRecord::DELETED_COMMENT, $user
628            ) ) {
629                if ( $this->fld_comment ) {
630                    $vals['comment'] = $this->commentStore->getComment( 'rc_comment', $row )->text;
631                }
632
633                if ( $this->fld_parsedcomment ) {
634                    $vals['parsedcomment'] = $this->formattedComments[$row->rc_id];
635                }
636            }
637        }
638
639        if ( $this->fld_redirect ) {
640            $vals['redirect'] = (bool)$row->page_is_redirect;
641        }
642
643        /* Add the patrolled flag */
644        if ( $this->fld_patrolled ) {
645            $vals['patrolled'] = $row->rc_patrolled != RecentChange::PRC_UNPATROLLED;
646            $vals['unpatrolled'] = ChangesList::isUnpatrolled( $row, $user );
647            $vals['autopatrolled'] = $row->rc_patrolled == RecentChange::PRC_AUTOPATROLLED;
648        }
649
650        if ( $this->fld_loginfo && $row->rc_type == RC_LOG ) {
651            if ( $row->rc_deleted & LogPage::DELETED_ACTION ) {
652                $vals['actionhidden'] = true;
653                $anyHidden = true;
654            }
655            if ( LogEventsList::userCanBitfield( $row->rc_deleted, LogPage::DELETED_ACTION, $user ) ) {
656                $vals['logid'] = (int)$row->rc_logid;
657                $vals['logtype'] = $row->rc_log_type;
658                $vals['logaction'] = $row->rc_log_action;
659                $vals['logparams'] = $this->logFormatterFactory->newFromRow( $row )->formatParametersForApi();
660            }
661        }
662
663        if ( $this->fld_tags ) {
664            if ( $row->ts_tags ) {
665                $tags = explode( ',', $row->ts_tags );
666                ApiResult::setIndexedTagName( $tags, 'tag' );
667                $vals['tags'] = $tags;
668            } else {
669                $vals['tags'] = [];
670            }
671        }
672
673        if ( $this->fld_sha1 && $row->rev_sha1 !== null ) {
674            if ( $row->rev_deleted & RevisionRecord::DELETED_TEXT ) {
675                $vals['sha1hidden'] = true;
676                $anyHidden = true;
677            }
678            if ( RevisionRecord::userCanBitfield(
679                $row->rev_deleted, RevisionRecord::DELETED_TEXT, $user
680            ) ) {
681                if ( $row->rev_sha1 !== '' ) {
682                    $vals['sha1'] = \Wikimedia\base_convert( $row->rev_sha1, 36, 16, 40 );
683                } else {
684                    $vals['sha1'] = '';
685                }
686            }
687        }
688
689        if ( $anyHidden && ( $row->rc_deleted & RevisionRecord::DELETED_RESTRICTED ) ) {
690            $vals['suppressed'] = true;
691        }
692
693        return $vals;
694    }
695
696    /**
697     * @param array $flagsArray flipped array (string flags are keys)
698     * @return bool
699     */
700    private function includesPatrollingFlags( array $flagsArray ) {
701        return isset( $flagsArray['patrolled'] ) ||
702            isset( $flagsArray['!patrolled'] ) ||
703            isset( $flagsArray['unpatrolled'] ) ||
704            isset( $flagsArray['autopatrolled'] ) ||
705            isset( $flagsArray['!autopatrolled'] );
706    }
707
708    public function getCacheMode( $params ) {
709        if ( isset( $params['show'] ) &&
710            $this->includesPatrollingFlags( array_fill_keys( $params['show'], true ) )
711        ) {
712            return 'private';
713        }
714        if ( $this->userCanSeeRevDel() ) {
715            return 'private';
716        }
717        if ( $params['prop'] !== null && in_array( 'parsedcomment', $params['prop'] ) ) {
718            // MediaWiki\CommentFormatter\CommentFormatter::formatItems() calls wfMessage() among other things
719            return 'anon-public-user-private';
720        }
721
722        return 'public';
723    }
724
725    public function getAllowedParams() {
726        $slotRoles = $this->slotRoleRegistry->getKnownRoles();
727        sort( $slotRoles, SORT_STRING );
728
729        return [
730            'start' => [
731                ParamValidator::PARAM_TYPE => 'timestamp'
732            ],
733            'end' => [
734                ParamValidator::PARAM_TYPE => 'timestamp'
735            ],
736            'dir' => [
737                ParamValidator::PARAM_DEFAULT => 'older',
738                ParamValidator::PARAM_TYPE => [
739                    'newer',
740                    'older'
741                ],
742                ApiBase::PARAM_HELP_MSG => 'api-help-param-direction',
743                ApiBase::PARAM_HELP_MSG_PER_VALUE => [
744                    'newer' => 'api-help-paramvalue-direction-newer',
745                    'older' => 'api-help-paramvalue-direction-older',
746                ],
747            ],
748            'namespace' => [
749                ParamValidator::PARAM_ISMULTI => true,
750                ParamValidator::PARAM_TYPE => 'namespace',
751                NamespaceDef::PARAM_EXTRA_NAMESPACES => [ NS_MEDIA, NS_SPECIAL ],
752            ],
753            'user' => [
754                ParamValidator::PARAM_TYPE => 'user',
755                UserDef::PARAM_ALLOWED_USER_TYPES => [ 'name', 'ip', 'temp', 'id', 'interwiki' ],
756            ],
757            'excludeuser' => [
758                ParamValidator::PARAM_TYPE => 'user',
759                UserDef::PARAM_ALLOWED_USER_TYPES => [ 'name', 'ip', 'temp', 'id', 'interwiki' ],
760            ],
761            'tag' => null,
762            'prop' => [
763                ParamValidator::PARAM_ISMULTI => true,
764                ParamValidator::PARAM_DEFAULT => 'title|timestamp|ids',
765                ParamValidator::PARAM_TYPE => [
766                    'user',
767                    'userid',
768                    'comment',
769                    'parsedcomment',
770                    'flags',
771                    'timestamp',
772                    'title',
773                    'ids',
774                    'sizes',
775                    'redirect',
776                    'patrolled',
777                    'loginfo',
778                    'tags',
779                    'sha1',
780                ],
781                ApiBase::PARAM_HELP_MSG_PER_VALUE => [],
782            ],
783            'show' => [
784                ParamValidator::PARAM_ISMULTI => true,
785                ParamValidator::PARAM_TYPE => [
786                    'minor',
787                    '!minor',
788                    'bot',
789                    '!bot',
790                    'anon',
791                    '!anon',
792                    'redirect',
793                    '!redirect',
794                    'patrolled',
795                    '!patrolled',
796                    'unpatrolled',
797                    'autopatrolled',
798                    '!autopatrolled',
799                ]
800            ],
801            'limit' => [
802                ParamValidator::PARAM_DEFAULT => 10,
803                ParamValidator::PARAM_TYPE => 'limit',
804                IntegerDef::PARAM_MIN => 1,
805                IntegerDef::PARAM_MAX => ApiBase::LIMIT_BIG1,
806                IntegerDef::PARAM_MAX2 => ApiBase::LIMIT_BIG2
807            ],
808            'type' => [
809                ParamValidator::PARAM_DEFAULT => 'edit|new|log|categorize',
810                ParamValidator::PARAM_ISMULTI => true,
811                ParamValidator::PARAM_TYPE => RecentChange::getChangeTypes()
812            ],
813            'toponly' => false,
814            'title' => null,
815            'continue' => [
816                ApiBase::PARAM_HELP_MSG => 'api-help-param-continue',
817            ],
818            'generaterevisions' => false,
819            'slot' => [
820                ParamValidator::PARAM_TYPE => $slotRoles
821            ],
822        ];
823    }
824
825    protected function getExamplesMessages() {
826        return [
827            'action=query&list=recentchanges'
828                => 'apihelp-query+recentchanges-example-simple',
829            'action=query&generator=recentchanges&grcshow=!patrolled&prop=info'
830                => 'apihelp-query+recentchanges-example-generator',
831        ];
832    }
833
834    public function getHelpUrls() {
835        return 'https://www.mediawiki.org/wiki/Special:MyLanguage/API:Recentchanges';
836    }
837}
838
839/** @deprecated class alias since 1.43 */
840class_alias( ApiQueryRecentChanges::class, 'ApiQueryRecentChanges' );