5 * Created on Oct 19, 2006
7 * Copyright © 2006 Yuri Astrakhan "<Firstname><Lastname>@gmail.com"
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License along
20 * with this program; if not, write to the Free Software Foundation, Inc.,
21 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
22 * http://www.gnu.org/copyleft/gpl.html
28 * A query action to enumerate the recent changes that were done to the wiki.
29 * Various filters are supported.
33 class ApiQueryRecentChanges
extends ApiQueryGeneratorBase
{
35 public function __construct( $query, $moduleName ) {
36 parent
::__construct( $query, $moduleName, 'rc' );
39 private $fld_comment = false, $fld_parsedcomment = false, $fld_user = false, $fld_userid = false,
40 $fld_flags = false, $fld_timestamp = false, $fld_title = false, $fld_ids = false,
41 $fld_sizes = false, $fld_redirect = false, $fld_patrolled = false, $fld_loginfo = false,
42 $fld_tags = false, $fld_sha1 = false, $token = array();
44 private $tokenFunctions;
47 * Get an array mapping token names to their handler functions.
48 * The prototype for a token function is func($pageid, $title, $rc)
49 * it should return a token or false (permission denied)
50 * @return array array(tokenname => function)
52 protected function getTokenFunctions() {
53 // Don't call the hooks twice
54 if ( isset( $this->tokenFunctions
) ) {
55 return $this->tokenFunctions
;
58 // If we're in JSON callback mode, no tokens can be obtained
59 if ( !is_null( $this->getMain()->getRequest()->getVal( 'callback' ) ) ) {
63 $this->tokenFunctions
= array(
64 'patrol' => array( 'ApiQueryRecentChanges', 'getPatrolToken' )
66 wfRunHooks( 'APIQueryRecentChangesTokens', array( &$this->tokenFunctions
) );
68 return $this->tokenFunctions
;
74 * @param $rc RecentChange (optional)
77 public static function getPatrolToken( $pageid, $title, $rc = null ) {
80 $validTokenUser = false;
83 if ( ( $wgUser->useRCPatrol() && $rc->getAttribute( 'rc_type' ) == RC_EDIT
) ||
84 ( $wgUser->useNPPatrol() && $rc->getAttribute( 'rc_type' ) == RC_NEW
)
86 $validTokenUser = true;
89 if ( $wgUser->useRCPatrol() ||
$wgUser->useNPPatrol() ) {
90 $validTokenUser = true;
94 if ( $validTokenUser ) {
95 // The patrol token is always the same, let's exploit that
96 static $cachedPatrolToken = null;
97 if ( is_null( $cachedPatrolToken ) ) {
98 $cachedPatrolToken = $wgUser->getEditToken( 'patrol' );
101 return $cachedPatrolToken;
108 * Sets internal state to include the desired properties in the output.
109 * @param array $prop associative array of properties, only keys are used here
111 public function initProperties( $prop ) {
112 $this->fld_comment
= isset( $prop['comment'] );
113 $this->fld_parsedcomment
= isset( $prop['parsedcomment'] );
114 $this->fld_user
= isset( $prop['user'] );
115 $this->fld_userid
= isset( $prop['userid'] );
116 $this->fld_flags
= isset( $prop['flags'] );
117 $this->fld_timestamp
= isset( $prop['timestamp'] );
118 $this->fld_title
= isset( $prop['title'] );
119 $this->fld_ids
= isset( $prop['ids'] );
120 $this->fld_sizes
= isset( $prop['sizes'] );
121 $this->fld_redirect
= isset( $prop['redirect'] );
122 $this->fld_patrolled
= isset( $prop['patrolled'] );
123 $this->fld_loginfo
= isset( $prop['loginfo'] );
124 $this->fld_tags
= isset( $prop['tags'] );
125 $this->fld_sha1
= isset( $prop['sha1'] );
128 public function execute() {
132 public function executeGenerator( $resultPageSet ) {
133 $this->run( $resultPageSet );
137 * Generates and outputs the result of this query based upon the provided parameters.
139 * @param $resultPageSet ApiPageSet
141 public function run( $resultPageSet = null ) {
142 $user = $this->getUser();
143 /* Get the parameters of the request. */
144 $params = $this->extractRequestParams();
146 /* Build our basic query. Namely, something along the lines of:
147 * SELECT * FROM recentchanges WHERE rc_timestamp > $start
148 * AND rc_timestamp < $end AND rc_namespace = $namespace
151 $this->addTables( 'recentchanges' );
152 $index = array( 'recentchanges' => 'rc_timestamp' ); // May change
153 $this->addTimestampWhereRange( 'rc_timestamp', $params['dir'], $params['start'], $params['end'] );
155 if ( !is_null( $params['continue'] ) ) {
156 $cont = explode( '|', $params['continue'] );
157 if ( count( $cont ) != 2 ) {
158 $this->dieUsage( 'Invalid continue param. You should pass the ' .
159 'original value returned by the previous query', '_badcontinue' );
162 $timestamp = $this->getDB()->addQuotes( wfTimestamp( TS_MW
, $cont[0] ) );
163 $id = intval( $cont[1] );
164 $op = $params['dir'] === 'older' ?
'<' : '>';
167 "rc_timestamp $op $timestamp OR " .
168 "(rc_timestamp = $timestamp AND " .
173 $order = $params['dir'] === 'older' ?
'DESC' : 'ASC';
174 $this->addOption( 'ORDER BY', array(
175 "rc_timestamp $order",
179 $this->addWhereFld( 'rc_namespace', $params['namespace'] );
180 $this->addWhereFld( 'rc_deleted', 0 );
182 if ( !is_null( $params['type'] ) ) {
183 $this->addWhereFld( 'rc_type', $this->parseRCType( $params['type'] ) );
186 if ( !is_null( $params['show'] ) ) {
187 $show = array_flip( $params['show'] );
189 /* Check for conflicting parameters. */
190 if ( ( isset( $show['minor'] ) && isset( $show['!minor'] ) )
191 ||
( isset( $show['bot'] ) && isset( $show['!bot'] ) )
192 ||
( isset( $show['anon'] ) && isset( $show['!anon'] ) )
193 ||
( isset( $show['redirect'] ) && isset( $show['!redirect'] ) )
194 ||
( isset( $show['patrolled'] ) && isset( $show['!patrolled'] ) )
195 ||
( isset( $show['patrolled'] ) && isset( $show['unpatrolled'] ) )
196 ||
( isset( $show['!patrolled'] ) && isset( $show['unpatrolled'] ) )
198 $this->dieUsageMsg( 'show' );
202 if ( isset( $show['patrolled'] ) ||
isset( $show['!patrolled'] ) ||
isset( $show['unpatrolled'] ) ) {
203 if ( !$user->useRCPatrol() && !$user->useNPPatrol() ) {
205 'You need the patrol right to request the patrolled flag',
211 /* Add additional conditions to query depending upon parameters. */
212 $this->addWhereIf( 'rc_minor = 0', isset( $show['!minor'] ) );
213 $this->addWhereIf( 'rc_minor != 0', isset( $show['minor'] ) );
214 $this->addWhereIf( 'rc_bot = 0', isset( $show['!bot'] ) );
215 $this->addWhereIf( 'rc_bot != 0', isset( $show['bot'] ) );
216 $this->addWhereIf( 'rc_user = 0', isset( $show['anon'] ) );
217 $this->addWhereIf( 'rc_user != 0', isset( $show['!anon'] ) );
218 $this->addWhereIf( 'rc_patrolled = 0', isset( $show['!patrolled'] ) );
219 $this->addWhereIf( 'rc_patrolled != 0', isset( $show['patrolled'] ) );
220 $this->addWhereIf( 'page_is_redirect = 1', isset( $show['redirect'] ) );
222 if ( isset( $show['unpatrolled'] ) ) {
223 // See ChangesList:isUnpatrolled
224 if ( $user->useRCPatrol() ) {
225 $this->addWhere( 'rc_patrolled = 0' );
226 } elseif ( $user->useNPPatrol() ) {
227 $this->addWhere( 'rc_patrolled = 0' );
228 $this->addWhereFld( 'rc_type', RC_NEW
);
232 // Don't throw log entries out the window here
234 'page_is_redirect = 0 OR page_is_redirect IS NULL',
235 isset( $show['!redirect'] )
239 if ( !is_null( $params['user'] ) && !is_null( $params['excludeuser'] ) ) {
240 $this->dieUsage( 'user and excludeuser cannot be used together', 'user-excludeuser' );
243 if ( !is_null( $params['user'] ) ) {
244 $this->addWhereFld( 'rc_user_text', $params['user'] );
245 $index['recentchanges'] = 'rc_user_text';
248 if ( !is_null( $params['excludeuser'] ) ) {
249 // We don't use the rc_user_text index here because
250 // * it would require us to sort by rc_user_text before rc_timestamp
251 // * the != condition doesn't throw out too many rows anyway
252 $this->addWhere( 'rc_user_text != ' . $this->getDB()->addQuotes( $params['excludeuser'] ) );
255 /* Add the fields we're concerned with to our query. */
256 $this->addFields( array(
265 $showRedirects = false;
266 /* Determine what properties we need to display. */
267 if ( !is_null( $params['prop'] ) ) {
268 $prop = array_flip( $params['prop'] );
270 /* Set up internal members based upon params. */
271 $this->initProperties( $prop );
273 if ( $this->fld_patrolled
&& !$user->useRCPatrol() && !$user->useNPPatrol() ) {
275 'You need the patrol right to request the patrolled flag',
280 $this->addFields( 'rc_id' );
281 /* Add fields to our query if they are specified as a needed parameter. */
282 $this->addFieldsIf( array( 'rc_this_oldid', 'rc_last_oldid' ), $this->fld_ids
);
283 $this->addFieldsIf( 'rc_comment', $this->fld_comment ||
$this->fld_parsedcomment
);
284 $this->addFieldsIf( 'rc_user', $this->fld_user
);
285 $this->addFieldsIf( 'rc_user_text', $this->fld_user ||
$this->fld_userid
);
286 $this->addFieldsIf( array( 'rc_minor', 'rc_type', 'rc_bot' ), $this->fld_flags
);
287 $this->addFieldsIf( array( 'rc_old_len', 'rc_new_len' ), $this->fld_sizes
);
288 $this->addFieldsIf( 'rc_patrolled', $this->fld_patrolled
);
290 array( 'rc_logid', 'rc_log_type', 'rc_log_action', 'rc_params' ),
293 $showRedirects = $this->fld_redirect ||
isset( $show['redirect'] )
294 ||
isset( $show['!redirect'] );
297 if ( $this->fld_tags
) {
298 $this->addTables( 'tag_summary' );
299 $this->addJoinConds( array( 'tag_summary' => array( 'LEFT JOIN', array( 'rc_id=ts_rc_id' ) ) ) );
300 $this->addFields( 'ts_tags' );
303 if ( $this->fld_sha1
) {
304 $this->addTables( 'revision' );
305 $this->addJoinConds( array( 'revision' => array( 'LEFT JOIN',
306 array( 'rc_this_oldid=rev_id' ) ) ) );
307 $this->addFields( array( 'rev_sha1', 'rev_deleted' ) );
310 if ( $params['toponly'] ||
$showRedirects ) {
311 $this->addTables( 'page' );
312 $this->addJoinConds( array( 'page' => array( 'LEFT JOIN',
313 array( 'rc_namespace=page_namespace', 'rc_title=page_title' ) ) ) );
314 $this->addFields( 'page_is_redirect' );
316 if ( $params['toponly'] ) {
317 $this->addWhere( 'rc_this_oldid = page_latest' );
321 if ( !is_null( $params['tag'] ) ) {
322 $this->addTables( 'change_tag' );
323 $this->addJoinConds( array( 'change_tag' => array( 'INNER JOIN', array( 'rc_id=ct_rc_id' ) ) ) );
324 $this->addWhereFld( 'ct_tag', $params['tag'] );
325 $index['change_tag'] = 'change_tag_tag_id';
328 $this->token
= $params['token'];
329 $this->addOption( 'LIMIT', $params['limit'] +
1 );
330 $this->addOption( 'USE INDEX', $index );
333 /* Perform the actual query. */
334 $res = $this->select( __METHOD__
);
338 $result = $this->getResult();
340 /* Iterate through the rows, adding data extracted from them to our query result. */
341 foreach ( $res as $row ) {
342 if ( ++
$count > $params['limit'] ) {
343 // We've reached the one extra which shows that there are
344 // additional pages to be had. Stop here...
345 $this->setContinueEnumParameter(
347 wfTimestamp( TS_ISO_8601
, $row->rc_timestamp
) . '|' . $row->rc_id
352 if ( is_null( $resultPageSet ) ) {
353 /* Extract the data from a single row. */
354 $vals = $this->extractRowInfo( $row );
356 /* Add that row's data to our final output. */
360 $fit = $result->addValue( array( 'query', $this->getModuleName() ), null, $vals );
362 $this->setContinueEnumParameter(
364 wfTimestamp( TS_ISO_8601
, $row->rc_timestamp
) . '|' . $row->rc_id
369 $titles[] = Title
::makeTitle( $row->rc_namespace
, $row->rc_title
);
373 if ( is_null( $resultPageSet ) ) {
374 /* Format the result */
375 $result->setIndexedTagName_internal( array( 'query', $this->getModuleName() ), 'rc' );
377 $resultPageSet->populateFromTitles( $titles );
382 * Extracts from a single sql row the data needed to describe one recent change.
384 * @param mixed $row The row from which to extract the data.
385 * @return array An array mapping strings (descriptors) to their respective string values.
388 public function extractRowInfo( $row ) {
389 /* Determine the title of the page that has been changed. */
390 $title = Title
::makeTitle( $row->rc_namespace
, $row->rc_title
);
392 /* Our output data. */
395 $type = intval( $row->rc_type
);
397 /* Determine what kind of change this was. */
400 $vals['type'] = 'edit';
403 $vals['type'] = 'new';
406 $vals['type'] = 'move';
409 $vals['type'] = 'log';
412 $vals['type'] = 'external';
414 case RC_MOVE_OVER_REDIRECT
:
415 $vals['type'] = 'move over redirect';
418 $vals['type'] = $type;
421 /* Create a new entry in the result for the title. */
422 if ( $this->fld_title
) {
423 ApiQueryBase
::addTitleInfo( $vals, $title );
426 /* Add ids, such as rcid, pageid, revid, and oldid to the change's info. */
427 if ( $this->fld_ids
) {
428 $vals['rcid'] = intval( $row->rc_id
);
429 $vals['pageid'] = intval( $row->rc_cur_id
);
430 $vals['revid'] = intval( $row->rc_this_oldid
);
431 $vals['old_revid'] = intval( $row->rc_last_oldid
);
434 /* Add user data and 'anon' flag, if use is anonymous. */
435 if ( $this->fld_user ||
$this->fld_userid
) {
437 if ( $this->fld_user
) {
438 $vals['user'] = $row->rc_user_text
;
441 if ( $this->fld_userid
) {
442 $vals['userid'] = $row->rc_user
;
445 if ( !$row->rc_user
) {
450 /* Add flags, such as new, minor, bot. */
451 if ( $this->fld_flags
) {
452 if ( $row->rc_bot
) {
455 if ( $row->rc_type
== RC_NEW
) {
458 if ( $row->rc_minor
) {
463 /* Add sizes of each revision. (Only available on 1.10+) */
464 if ( $this->fld_sizes
) {
465 $vals['oldlen'] = intval( $row->rc_old_len
);
466 $vals['newlen'] = intval( $row->rc_new_len
);
469 /* Add the timestamp. */
470 if ( $this->fld_timestamp
) {
471 $vals['timestamp'] = wfTimestamp( TS_ISO_8601
, $row->rc_timestamp
);
474 /* Add edit summary / log summary. */
475 if ( $this->fld_comment
&& isset( $row->rc_comment
) ) {
476 $vals['comment'] = $row->rc_comment
;
479 if ( $this->fld_parsedcomment
&& isset( $row->rc_comment
) ) {
480 $vals['parsedcomment'] = Linker
::formatComment( $row->rc_comment
, $title );
483 if ( $this->fld_redirect
) {
484 if ( $row->page_is_redirect
) {
485 $vals['redirect'] = '';
489 /* Add the patrolled flag */
490 if ( $this->fld_patrolled
&& $row->rc_patrolled
== 1 ) {
491 $vals['patrolled'] = '';
494 if ( $this->fld_patrolled
&& ChangesList
::isUnpatrolled( $row, $this->getUser() ) ) {
495 $vals['unpatrolled'] = '';
498 if ( $this->fld_loginfo
&& $row->rc_type
== RC_LOG
) {
499 $vals['logid'] = intval( $row->rc_logid
);
500 $vals['logtype'] = $row->rc_log_type
;
501 $vals['logaction'] = $row->rc_log_action
;
502 $logEntry = DatabaseLogEntry
::newFromRow( (array)$row );
503 ApiQueryLogEvents
::addLogParams(
506 $logEntry->getParameters(),
507 $logEntry->getType(),
508 $logEntry->getSubtype(),
509 $logEntry->getTimestamp()
513 if ( $this->fld_tags
) {
514 if ( $row->ts_tags
) {
515 $tags = explode( ',', $row->ts_tags
);
516 $this->getResult()->setIndexedTagName( $tags, 'tag' );
517 $vals['tags'] = $tags;
519 $vals['tags'] = array();
523 if ( $this->fld_sha1
&& $row->rev_sha1
!== null ) {
524 // The RevDel check should currently never pass due to the
525 // rc_deleted = 0 condition in the WHERE clause, but in case that
526 // ever changes we check it here too.
527 if ( $row->rev_deleted
& Revision
::DELETED_TEXT
) {
528 $vals['sha1hidden'] = '';
529 } elseif ( $row->rev_sha1
!== '' ) {
530 $vals['sha1'] = wfBaseConvert( $row->rev_sha1
, 36, 16, 40 );
536 if ( !is_null( $this->token
) ) {
537 $tokenFunctions = $this->getTokenFunctions();
538 foreach ( $this->token
as $t ) {
539 $val = call_user_func( $tokenFunctions[$t], $row->rc_cur_id
,
540 $title, RecentChange
::newFromRow( $row ) );
541 if ( $val === false ) {
542 $this->setWarning( "Action '$t' is not allowed for the current user" );
544 $vals[$t . 'token'] = $val;
552 private function parseRCType( $type ) {
553 if ( is_array( $type ) ) {
555 foreach ( $type as $t ) {
556 $retval[] = $this->parseRCType( $t );
573 public function getCacheMode( $params ) {
574 if ( isset( $params['show'] ) ) {
575 foreach ( $params['show'] as $show ) {
576 if ( $show === 'patrolled' ||
$show === '!patrolled' ) {
581 if ( isset( $params['token'] ) ) {
584 if ( !is_null( $params['prop'] ) && in_array( 'parsedcomment', $params['prop'] ) ) {
585 // formatComment() calls wfMessage() among other things
586 return 'anon-public-user-private';
592 public function getAllowedParams() {
595 ApiBase
::PARAM_TYPE
=> 'timestamp'
598 ApiBase
::PARAM_TYPE
=> 'timestamp'
601 ApiBase
::PARAM_DFLT
=> 'older',
602 ApiBase
::PARAM_TYPE
=> array(
607 'namespace' => array(
608 ApiBase
::PARAM_ISMULTI
=> true,
609 ApiBase
::PARAM_TYPE
=> 'namespace'
612 ApiBase
::PARAM_TYPE
=> 'user'
614 'excludeuser' => array(
615 ApiBase
::PARAM_TYPE
=> 'user'
619 ApiBase
::PARAM_ISMULTI
=> true,
620 ApiBase
::PARAM_DFLT
=> 'title|timestamp|ids',
621 ApiBase
::PARAM_TYPE
=> array(
639 ApiBase
::PARAM_TYPE
=> array_keys( $this->getTokenFunctions() ),
640 ApiBase
::PARAM_ISMULTI
=> true
643 ApiBase
::PARAM_ISMULTI
=> true,
644 ApiBase
::PARAM_TYPE
=> array(
659 ApiBase
::PARAM_DFLT
=> 10,
660 ApiBase
::PARAM_TYPE
=> 'limit',
661 ApiBase
::PARAM_MIN
=> 1,
662 ApiBase
::PARAM_MAX
=> ApiBase
::LIMIT_BIG1
,
663 ApiBase
::PARAM_MAX2
=> ApiBase
::LIMIT_BIG2
666 ApiBase
::PARAM_ISMULTI
=> true,
667 ApiBase
::PARAM_TYPE
=> array(
679 public function getParamDescription() {
680 $p = $this->getModulePrefix();
683 'start' => 'The timestamp to start enumerating from',
684 'end' => 'The timestamp to end enumerating',
685 'dir' => $this->getDirectionDescription( $p ),
686 'namespace' => 'Filter log entries to only this namespace(s)',
687 'user' => 'Only list changes by this user',
688 'excludeuser' => 'Don\'t list changes by this user',
690 'Include additional pieces of information',
691 ' user - Adds the user responsible for the edit and tags if they are an IP',
692 ' userid - Adds the user id responsible for the edit',
693 ' comment - Adds the comment for the edit',
694 ' parsedcomment - Adds the parsed comment for the edit',
695 ' flags - Adds flags for the edit',
696 ' timestamp - Adds timestamp of the edit',
697 ' title - Adds the page title of the edit',
698 ' ids - Adds the page ID, recent changes ID and the new and old revision ID',
699 ' sizes - Adds the new and old page length in bytes',
700 ' redirect - Tags edit if page is a redirect',
701 ' patrolled - Tags patrollable edits as being patrolled or unpatrolled',
702 ' loginfo - Adds log information (logid, logtype, etc) to log entries',
703 ' tags - Lists tags for the entry',
704 ' sha1 - Adds the content checksum for entries associated with a revision',
706 'token' => 'Which tokens to obtain for each change',
708 'Show only items that meet this criteria.',
709 "For example, to see only minor edits done by logged-in users, set {$p}show=minor|!anon"
711 'type' => 'Which types of changes to show',
712 'limit' => 'How many total changes to return',
713 'tag' => 'Only list changes tagged with this tag',
714 'toponly' => 'Only list changes which are the latest revision',
715 'continue' => 'When more results are available, use this to continue',
719 public function getResultProperties() {
724 ApiBase
::PROP_TYPE
=> array(
737 ApiBase
::PROP_TYPE
=> 'namespace',
738 ApiBase
::PROP_NULLABLE
=> true
740 'new_title' => array(
741 ApiBase
::PROP_TYPE
=> 'string',
742 ApiBase
::PROP_NULLABLE
=> true
747 'pageid' => 'integer',
748 'revid' => 'integer',
749 'old_revid' => 'integer'
756 'userid' => 'integer',
765 'oldlen' => 'integer',
766 'newlen' => 'integer'
768 'timestamp' => array(
769 'timestamp' => 'timestamp'
773 ApiBase
::PROP_TYPE
=> 'string',
774 ApiBase
::PROP_NULLABLE
=> true
777 'parsedcomment' => array(
778 'parsedcomment' => array(
779 ApiBase
::PROP_TYPE
=> 'string',
780 ApiBase
::PROP_NULLABLE
=> true
784 'redirect' => 'boolean'
786 'patrolled' => array(
787 'patrolled' => 'boolean',
788 'unpatrolled' => 'boolean'
792 ApiBase
::PROP_TYPE
=> 'integer',
793 ApiBase
::PROP_NULLABLE
=> true
796 ApiBase
::PROP_TYPE
=> $wgLogTypes,
797 ApiBase
::PROP_NULLABLE
=> true
799 'logaction' => array(
800 ApiBase
::PROP_TYPE
=> 'string',
801 ApiBase
::PROP_NULLABLE
=> true
806 ApiBase
::PROP_TYPE
=> 'string',
807 ApiBase
::PROP_NULLABLE
=> true
809 'sha1hidden' => array(
810 ApiBase
::PROP_TYPE
=> 'boolean',
811 ApiBase
::PROP_NULLABLE
=> true
816 self
::addTokenProperties( $props, $this->getTokenFunctions() );
821 public function getDescription() {
822 return 'Enumerate recent changes';
825 public function getPossibleErrors() {
826 return array_merge( parent
::getPossibleErrors(), array(
829 'code' => 'permissiondenied',
830 'info' => 'You need the patrol right to request the patrolled flag'
832 array( 'code' => 'user-excludeuser', 'info' => 'user and excludeuser cannot be used together' ),
836 public function getExamples() {
838 'api.php?action=query&list=recentchanges'
842 public function getHelpUrls() {
843 return 'https://www.mediawiki.org/wiki/API:Recentchanges';