<?php
-/*
+/**
* Created on Sep 7, 2006
*
* API for MediaWiki 1.8+
*
- * Copyright (C) 2006 Yuri Astrakhan <Firstname><Lastname>@gmail.com
+ * Copyright © 2006 Yuri Astrakhan <Firstname><Lastname>@gmail.com
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* http://www.gnu.org/copyleft/gpl.html
*/
-if (!defined('MEDIAWIKI')) {
+if ( !defined( 'MEDIAWIKI' ) ) {
// Eclipse helper - will be ignored in production
- require_once ('ApiQueryBase.php');
+ require_once( 'ApiQueryBase.php' );
}
/**
* A query action to enumerate revisions of a given page, or show top revisions of multiple pages.
- * Various pieces of information may be shown - flags, comments, and the actual wiki markup of the rev.
- * In the enumeration mode, ranges of revisions may be requested and filtered.
- *
- * @addtogroup API
+ * Various pieces of information may be shown - flags, comments, and the actual wiki markup of the rev.
+ * In the enumeration mode, ranges of revisions may be requested and filtered.
+ *
+ * @ingroup API
*/
class ApiQueryRevisions extends ApiQueryBase {
- public function __construct($query, $moduleName) {
- parent :: __construct($query, $moduleName, 'rv');
+ public function __construct( $query, $moduleName ) {
+ parent::__construct( $query, $moduleName, 'rv' );
}
private $fld_ids = false, $fld_flags = false, $fld_timestamp = false, $fld_size = false,
- $fld_comment = false, $fld_user = false, $fld_content = false;
+ $fld_comment = false, $fld_parsedcomment = false, $fld_user = false, $fld_content = false, $fld_tags = false;
+
+ protected function getTokenFunctions() {
+ // tokenname => function
+ // function prototype is func($pageid, $title, $rev)
+ // should return token or false
+
+ // Don't call the hooks twice
+ if ( isset( $this->tokenFunctions ) ) {
+ return $this->tokenFunctions;
+ }
+
+ // If we're in JSON callback mode, no tokens can be obtained
+ if ( !is_null( $this->getMain()->getRequest()->getVal( 'callback' ) ) ) {
+ return array();
+ }
+
+ $this->tokenFunctions = array(
+ 'rollback' => array( 'ApiQueryRevisions', 'getRollbackToken' )
+ );
+ wfRunHooks( 'APIQueryRevisionsTokens', array( &$this->tokenFunctions ) );
+ return $this->tokenFunctions;
+ }
+
+ public static function getRollbackToken( $pageid, $title, $rev ) {
+ global $wgUser;
+ if ( !$wgUser->isAllowed( 'rollback' ) ) {
+ return false;
+ }
+ return $wgUser->editToken( array( $title->getPrefixedText(),
+ $rev->getUserText() ) );
+ }
public function execute() {
- $limit = $startid = $endid = $start = $end = $dir = $prop = $user = $excludeuser = $token = null;
- extract($this->extractRequestParams(false));
+ $params = $this->extractRequestParams( false );
// If any of those parameters are used, work in 'enumeration' mode.
// Enum mode can only be used when exactly one page is provided.
- // Enumerating revisions on multiple pages make it extremely
- // difficult to manage continuations and require additional SQL indexes
- $enumRevMode = (!is_null($user) || !is_null($excludeuser) || !is_null($limit) || !is_null($startid) || !is_null($endid) || $dir === 'newer' || !is_null($start) || !is_null($end));
-
+ // Enumerating revisions on multiple pages make it extremely
+ // difficult to manage continuations and require additional SQL indexes
+ $enumRevMode = ( !is_null( $params['user'] ) || !is_null( $params['excludeuser'] ) ||
+ !is_null( $params['limit'] ) || !is_null( $params['startid'] ) ||
+ !is_null( $params['endid'] ) || $params['dir'] === 'newer' ||
+ !is_null( $params['start'] ) || !is_null( $params['end'] ) );
+
$pageSet = $this->getPageSet();
$pageCount = $pageSet->getGoodTitleCount();
$revCount = $pageSet->getRevisionCount();
// Optimization -- nothing to do
- if ($revCount === 0 && $pageCount === 0)
+ if ( $revCount === 0 && $pageCount === 0 ) {
return;
+ }
- if ($revCount > 0 && $enumRevMode)
- $this->dieUsage('The revids= parameter may not be used with the list options (limit, startid, endid, dirNewer, start, end).', 'revids');
+ if ( $revCount > 0 && $enumRevMode ) {
+ $this->dieUsage( 'The revids= parameter may not be used with the list options (limit, startid, endid, dirNewer, start, end).', 'revids' );
+ }
- if ($pageCount > 1 && $enumRevMode)
- $this->dieUsage('titles, pageids or a generator was used to supply multiple pages, but the limit, startid, endid, dirNewer, user, excludeuser, start and end parameters may only be used on a single page.', 'multpages');
+ if ( $pageCount > 1 && $enumRevMode ) {
+ $this->dieUsage( 'titles, pageids or a generator was used to supply multiple pages, but the limit, startid, endid, dirNewer, user, excludeuser, start and end parameters may only be used on a single page.', 'multpages' );
+ }
- $this->addTables('revision');
- $this->addWhere('rev_deleted=0');
+ $this->diffto = $this->difftotext = null;
+ if ( !is_null( $params['difftotext'] ) ) {
+ $this->difftotext = $params['difftotext'];
+ } elseif ( !is_null( $params['diffto'] ) ) {
+ if ( $params['diffto'] == 'cur' ) {
+ $params['diffto'] = 0;
+ }
+ if ( ( !ctype_digit( $params['diffto'] ) || $params['diffto'] < 0 )
+ && $params['diffto'] != 'prev' && $params['diffto'] != 'next' )
+ {
+ $this->dieUsage( 'rvdiffto must be set to a non-negative number, "prev", "next" or "cur"', 'diffto' );
+ }
+ // Check whether the revision exists and is readable,
+ // DifferenceEngine returns a rather ambiguous empty
+ // string if that's not the case
+ if ( $params['diffto'] != 0 ) {
+ $difftoRev = Revision::newFromID( $params['diffto'] );
+ if ( !$difftoRev ) {
+ $this->dieUsageMsg( array( 'nosuchrevid', $params['diffto'] ) );
+ }
+ if ( !$difftoRev->userCan( Revision::DELETED_TEXT ) ) {
+ $this->setWarning( "Couldn't diff to r{$difftoRev->getID()}: content is hidden" );
+ $params['diffto'] = null;
+ }
+ }
+ $this->diffto = $params['diffto'];
+ }
- $prop = array_flip($prop);
+ $db = $this->getDB();
+ $this->addTables( array( 'page', 'revision' ) );
+ $this->addFields( Revision::selectFields() );
+ $this->addWhere( 'page_id = rev_page' );
- // These field are needed regardless of the client requesting them
- $this->addFields('rev_id');
- $this->addFields('rev_page');
+ $prop = array_flip( $params['prop'] );
// Optional fields
- $this->fld_ids = isset ($prop['ids']);
+ $this->fld_ids = isset ( $prop['ids'] );
// $this->addFieldsIf('rev_text_id', $this->fld_ids); // should this be exposed?
- $this->fld_flags = $this->addFieldsIf('rev_minor_edit', isset ($prop['flags']));
- $this->fld_timestamp = $this->addFieldsIf('rev_timestamp', isset ($prop['timestamp']));
- $this->fld_comment = $this->addFieldsIf('rev_comment', isset ($prop['comment']));
- $this->fld_size = $this->addFieldsIf('rev_len', isset ($prop['size']));
- $this->tok_rollback = false; // Prevent PHP undefined property notice
- if(!is_null($token))
- {
- $this->tok_rollback = $this->getTokenFlag($token, 'rollback');
+ $this->fld_flags = isset ( $prop['flags'] );
+ $this->fld_timestamp = isset ( $prop['timestamp'] );
+ $this->fld_comment = isset ( $prop['comment'] );
+ $this->fld_parsedcomment = isset ( $prop['parsedcomment'] );
+ $this->fld_size = isset ( $prop['size'] );
+ $this->fld_user = isset ( $prop['user'] );
+ $this->token = $params['token'];
+
+ // Possible indexes used
+ $index = array();
+
+ if ( !is_null( $this->token ) || $pageCount > 0 ) {
+ $this->addFields( Revision::selectPageFields() );
+ }
+
+ if ( isset( $prop['tags'] ) ) {
+ $this->fld_tags = true;
+ $this->addTables( 'tag_summary' );
+ $this->addJoinConds( array( 'tag_summary' => array( 'LEFT JOIN', array( 'rev_id=ts_rev_id' ) ) ) );
+ $this->addFields( 'ts_tags' );
}
- if (isset ($prop['user'])) {
- $this->addFields('rev_user');
- $this->addFields('rev_user_text');
- $this->fld_user = true;
+ if ( !is_null( $params['tag'] ) ) {
+ $this->addTables( 'change_tag' );
+ $this->addJoinConds( array( 'change_tag' => array( 'INNER JOIN', array( 'rev_id=ct_rev_id' ) ) ) );
+ $this->addWhereFld( 'ct_tag' , $params['tag'] );
+ global $wgOldChangeTagsIndex;
+ $index['change_tag'] = $wgOldChangeTagsIndex ? 'ct_tag' : 'change_tag_tag_id';
}
- else if($this->tok_rollback)
- $this->addFields('rev_user_text');
-
- if (isset ($prop['content'])) {
+ if ( isset( $prop['content'] ) || !is_null( $this->difftotext ) ) {
// For each page we will request, the user must have read rights for that page
- foreach ($pageSet->getGoodTitles() as $title) {
- if( !$title->userCanRead() )
+ foreach ( $pageSet->getGoodTitles() as $title ) {
+ if ( !$title->userCanRead() ) {
$this->dieUsage(
'The current user is not allowed to read ' . $title->getPrefixedText(),
- 'accessdenied');
+ 'accessdenied' );
+ }
}
- $this->addTables('text');
- $this->addWhere('rev_text_id=old_id');
- $this->addFields('old_id');
- $this->addFields('old_text');
- $this->addFields('old_flags');
+ $this->addTables( 'text' );
+ $this->addWhere( 'rev_text_id=old_id' );
+ $this->addFields( 'old_id' );
+ $this->addFields( Revision::selectTextFields() );
+
+ $this->fld_content = isset( $prop['content'] );
- $this->fld_content = true;
-
- $this->expandTemplates = $expandtemplates;
+ $this->expandTemplates = $params['expandtemplates'];
+ $this->generateXML = $params['generatexml'];
+ if ( isset( $params['section'] ) ) {
+ $this->section = $params['section'];
+ } else {
+ $this->section = false;
+ }
}
$userMax = ( $this->fld_content ? ApiBase::LIMIT_SML1 : ApiBase::LIMIT_BIG1 );
$botMax = ( $this->fld_content ? ApiBase::LIMIT_SML2 : ApiBase::LIMIT_BIG2 );
- if( $limit == 'max' ) {
+ $limit = $params['limit'];
+ if ( $limit == 'max' ) {
$limit = $this->getMain()->canApiHighLimits() ? $botMax : $userMax;
- $this->getResult()->addValue( 'limits', 'limit', $limit );
+ $this->getResult()->addValue( 'limits', $this->getModuleName(), $limit );
}
- if ($enumRevMode) {
-
+ if ( $enumRevMode ) {
// This is mostly to prevent parameter errors (and optimize SQL?)
- if (!is_null($startid) && !is_null($start))
- $this->dieUsage('start and startid cannot be used together', 'badparams');
+ if ( !is_null( $params['startid'] ) && !is_null( $params['start'] ) ) {
+ $this->dieUsage( 'start and startid cannot be used together', 'badparams' );
+ }
+
+ if ( !is_null( $params['endid'] ) && !is_null( $params['end'] ) ) {
+ $this->dieUsage( 'end and endid cannot be used together', 'badparams' );
+ }
- if (!is_null($endid) && !is_null($end))
- $this->dieUsage('end and endid cannot be used together', 'badparams');
+ if ( !is_null( $params['user'] ) && !is_null( $params['excludeuser'] ) ) {
+ $this->dieUsage( 'user and excludeuser cannot be used together', 'badparams' );
+ }
- if(!is_null($user) && !is_null( $excludeuser))
- $this->dieUsage('user and excludeuser cannot be used together', 'badparams');
-
// This code makes an assumption that sorting by rev_id and rev_timestamp produces
// the same result. This way users may request revisions starting at a given time,
// but to page through results use the rev_id returned after each page.
- // Switching to rev_id removes the potential problem of having more than
- // one row with the same timestamp for the same page.
+ // Switching to rev_id removes the potential problem of having more than
+ // one row with the same timestamp for the same page.
// The order needs to be the same as start parameter to avoid SQL filesort.
-
- if (is_null($startid) && is_null($endid))
- $this->addWhereRange('rev_timestamp', $dir, $start, $end);
- else
- $this->addWhereRange('rev_id', $dir, $startid, $endid);
+ if ( is_null( $params['startid'] ) && is_null( $params['endid'] ) ) {
+ $this->addWhereRange( 'rev_timestamp', $params['dir'],
+ $params['start'], $params['end'] );
+ } else {
+ $this->addWhereRange( 'rev_id', $params['dir'],
+ $params['startid'], $params['endid'] );
+ // One of start and end can be set
+ // If neither is set, this does nothing
+ $this->addWhereRange( 'rev_timestamp', $params['dir'],
+ $params['start'], $params['end'], false );
+ }
// must manually initialize unset limit
- if (is_null($limit))
+ if ( is_null( $limit ) ) {
$limit = 10;
- $this->validateLimit('limit', $limit, 1, $userMax, $botMax);
+ }
+ $this->validateLimit( 'limit', $limit, 1, $userMax, $botMax );
// There is only one ID, use it
- $this->addWhereFld('rev_page', current(array_keys($pageSet->getGoodTitles())));
-
- if(!is_null($user)) {
- $this->addWhereFld('rev_user_text', $user);
- } elseif (!is_null( $excludeuser)) {
- $this->addWhere('rev_user_text != ' . $this->getDB()->addQuotes($excludeuser));
+ $ids = array_keys( $pageSet->getGoodTitles() );
+ $this->addWhereFld( 'rev_page', reset( $ids ) );
+
+ if ( !is_null( $params['user'] ) ) {
+ $this->addWhereFld( 'rev_user_text', $params['user'] );
+ } elseif ( !is_null( $params['excludeuser'] ) ) {
+ $this->addWhere( 'rev_user_text != ' .
+ $db->addQuotes( $params['excludeuser'] ) );
+ }
+ if ( !is_null( $params['user'] ) || !is_null( $params['excludeuser'] ) ) {
+ // Paranoia: avoid brute force searches (bug 17342)
+ $this->addWhere( $db->bitAnd( 'rev_deleted', Revision::DELETED_USER ) . ' = 0' );
+ }
+ } elseif ( $revCount > 0 ) {
+ $max = $this->getMain()->canApiHighLimits() ? $botMax : $userMax;
+ $revs = $pageSet->getRevisionIDs();
+ if ( self::truncateArray( $revs, $max ) ) {
+ $this->setWarning( "Too many values supplied for parameter 'revids': the limit is $max" );
}
- }
- elseif ($revCount > 0) {
- $this->validateLimit('rev_count', $revCount, 1, $userMax, $botMax);
// Get all revision IDs
- $this->addWhereFld('rev_id', array_keys($pageSet->getRevisionIDs()));
+ $this->addWhereFld( 'rev_id', array_keys( $revs ) );
+
+ if ( !is_null( $params['continue'] ) ) {
+ $this->addWhere( "rev_id >= '" . intval( $params['continue'] ) . "'" );
+ }
+ $this->addOption( 'ORDER BY', 'rev_id' );
// assumption testing -- we should never get more then $revCount rows.
$limit = $revCount;
- }
- elseif ($pageCount > 0) {
+ } elseif ( $pageCount > 0 ) {
+ $max = $this->getMain()->canApiHighLimits() ? $botMax : $userMax;
+ $titles = $pageSet->getGoodTitles();
+ if ( self::truncateArray( $titles, $max ) ) {
+ $this->setWarning( "Too many values supplied for parameter 'titles': the limit is $max" );
+ }
+
// When working in multi-page non-enumeration mode,
// limit to the latest revision only
- $this->addTables('page');
- $this->addWhere('page_id=rev_page');
- $this->addWhere('page_latest=rev_id');
- $this->validateLimit('page_count', $pageCount, 1, $userMax, $botMax);
+ $this->addWhere( 'page_id=rev_page' );
+ $this->addWhere( 'page_latest=rev_id' );
// Get all page IDs
- $this->addWhereFld('page_id', array_keys($pageSet->getGoodTitles()));
+ $this->addWhereFld( 'page_id', array_keys( $titles ) );
+ // Every time someone relies on equality propagation, god kills a kitten :)
+ $this->addWhereFld( 'rev_page', array_keys( $titles ) );
+
+ if ( !is_null( $params['continue'] ) ) {
+ $cont = explode( '|', $params['continue'] );
+ if ( count( $cont ) != 2 ) {
+ $this->dieUsage( 'Invalid continue param. You should pass the original ' .
+ 'value returned by the previous query', '_badcontinue' );
+ }
+ $pageid = intval( $cont[0] );
+ $revid = intval( $cont[1] );
+ $this->addWhere(
+ "rev_page > '$pageid' OR " .
+ "(rev_page = '$pageid' AND " .
+ "rev_id >= '$revid')"
+ );
+ }
+ $this->addOption( 'ORDER BY', 'rev_page, rev_id' );
// assumption testing -- we should never get more then $pageCount rows.
$limit = $pageCount;
- } else
- ApiBase :: dieDebug(__METHOD__, 'param validation?');
+ } else {
+ ApiBase::dieDebug( __METHOD__, 'param validation?' );
+ }
- $this->addOption('LIMIT', $limit +1);
+ $this->addOption( 'LIMIT', $limit + 1 );
+ $this->addOption( 'USE INDEX', $index );
- $data = array ();
+ $data = array();
$count = 0;
- $res = $this->select(__METHOD__);
-
- $db = $this->getDB();
- while ($row = $db->fetchObject($res)) {
+ $res = $this->select( __METHOD__ );
- if (++ $count > $limit) {
+ while ( $row = $db->fetchObject( $res ) ) {
+ if ( ++ $count > $limit ) {
// We've reached the one extra which shows that there are additional pages to be had. Stop here...
- if (!$enumRevMode)
- ApiBase :: dieDebug(__METHOD__, 'Got more rows then expected'); // bug report
- $this->setContinueEnumParameter('startid', intval($row->rev_id));
+ if ( !$enumRevMode ) {
+ ApiBase::dieDebug( __METHOD__, 'Got more rows then expected' ); // bug report
+ }
+ $this->setContinueEnumParameter( 'startid', intval( $row->rev_id ) );
break;
}
- $this->getResult()->addValue(
- array (
- 'query',
- 'pages',
- intval($row->rev_page),
- 'revisions'),
- null,
- $this->extractRowInfo($row));
- }
- $db->freeResult($res);
-
- // Ensure that all revisions are shown as '<rev>' elements
- $result = $this->getResult();
- if ($result->getIsRawMode()) {
- $data =& $result->getData();
- foreach ($data['query']['pages'] as & $page) {
- if (is_array($page) && array_key_exists('revisions', $page)) {
- $result->setIndexedTagName($page['revisions'], 'rev');
+ $fit = $this->addPageSubItem( $row->rev_page, $this->extractRowInfo( $row ), 'rev' );
+ if ( !$fit ) {
+ if ( $enumRevMode ) {
+ $this->setContinueEnumParameter( 'startid', intval( $row->rev_id ) );
+ } elseif ( $revCount > 0 ) {
+ $this->setContinueEnumParameter( 'continue', intval( $row->rev_id ) );
+ } else {
+ $this->setContinueEnumParameter( 'continue', intval( $row->rev_page ) .
+ '|' . intval( $row->rev_id ) );
}
+ break;
}
}
+ $db->freeResult( $res );
}
- private function extractRowInfo($row) {
+ private function extractRowInfo( $row ) {
+ $revision = new Revision( $row );
+ $title = $revision->getTitle();
+ $vals = array();
- $vals = array ();
-
- if ($this->fld_ids) {
- $vals['revid'] = intval($row->rev_id);
- // $vals['oldid'] = intval($row->rev_text_id); // todo: should this be exposed?
+ if ( $this->fld_ids ) {
+ $vals['revid'] = intval( $revision->getId() );
+ // $vals['oldid'] = intval( $row->rev_text_id ); // todo: should this be exposed?
+ if ( !is_null( $revision->getParentId() ) ) {
+ $vals['parentid'] = intval( $revision->getParentId() );
+ }
}
-
- if ($this->fld_flags && $row->rev_minor_edit)
+
+ if ( $this->fld_flags && $revision->isMinor() ) {
$vals['minor'] = '';
+ }
- if ($this->fld_user) {
- $vals['user'] = $row->rev_user_text;
- if (!$row->rev_user)
- $vals['anon'] = '';
+ if ( $this->fld_user ) {
+ if ( $revision->isDeleted( Revision::DELETED_USER ) ) {
+ $vals['userhidden'] = '';
+ } else {
+ $vals['user'] = $revision->getUserText();
+ if ( !$revision->getUser() ) {
+ $vals['anon'] = '';
+ }
+ }
}
- if ($this->fld_timestamp) {
- $vals['timestamp'] = wfTimestamp(TS_ISO_8601, $row->rev_timestamp);
+ if ( $this->fld_timestamp ) {
+ $vals['timestamp'] = wfTimestamp( TS_ISO_8601, $revision->getTimestamp() );
}
-
- if ($this->fld_size && !is_null($row->rev_len)) {
- $vals['size'] = intval($row->rev_len);
+
+ if ( $this->fld_size && !is_null( $revision->getSize() ) ) {
+ $vals['size'] = intval( $revision->getSize() );
}
- if ($this->fld_comment && !empty ($row->rev_comment)) {
- $vals['comment'] = $row->rev_comment;
+ if ( $this->fld_comment || $this->fld_parsedcomment ) {
+ if ( $revision->isDeleted( Revision::DELETED_COMMENT ) ) {
+ $vals['commenthidden'] = '';
+ } else {
+ $comment = $revision->getComment();
+
+ if ( $this->fld_comment ) {
+ $vals['comment'] = $comment;
+ }
+
+ if ( $this->fld_parsedcomment ) {
+ global $wgUser;
+ $vals['parsedcomment'] = $wgUser->getSkin()->formatComment( $comment, $title );
+ }
+ }
}
-
- if($this->tok_rollback || ($this->fld_content && $this->expandTemplates))
- $title = Title::newFromID($row->rev_page);
-
- if($this->tok_rollback) {
- global $wgUser;
- $vals['rollbacktoken'] = $wgUser->editToken(array($title->getPrefixedText(), $row->rev_user_text));
+
+ if ( $this->fld_tags ) {
+ if ( $row->ts_tags ) {
+ $tags = explode( ',', $row->ts_tags );
+ $this->getResult()->setIndexedTagName( $tags, 'tag' );
+ $vals['tags'] = $tags;
+ } else {
+ $vals['tags'] = array();
+ }
}
-
-
- if ($this->fld_content) {
- $text = Revision :: getRevisionText($row);
- if ($this->expandTemplates) {
+
+ if ( !is_null( $this->token ) ) {
+ $tokenFunctions = $this->getTokenFunctions();
+ foreach ( $this->token as $t ) {
+ $val = call_user_func( $tokenFunctions[$t], $title->getArticleID(), $title, $revision );
+ if ( $val === false ) {
+ $this->setWarning( "Action '$t' is not allowed for the current user" );
+ } else {
+ $vals[$t . 'token'] = $val;
+ }
+ }
+ }
+
+ $text = null;
+ if ( $this->fld_content || !is_null( $this->difftotext ) ) {
+ $text = $revision->getText();
+ // Expand templates after getting section content because
+ // template-added sections don't count and Parser::preprocess()
+ // will have less input
+ if ( $this->section !== false ) {
global $wgParser;
+
+ $text = $wgParser->getSection( $text, $this->section, false );
+ if ( $text === false ) {
+ $this->dieUsage( "There is no section {$this->section} in r" . $revision->getId(), 'nosuchsection' );
+ }
+ }
+ }
+ if ( $this->fld_content && !$revision->isDeleted( Revision::DELETED_TEXT ) ) {
+ if ( $this->generateXML ) {
+ $wgParser->startExternalParse( $title, new ParserOptions(), OT_PREPROCESS );
+ $dom = $wgParser->preprocessToDom( $text );
+ if ( is_callable( array( $dom, 'saveXML' ) ) ) {
+ $xml = $dom->saveXML();
+ } else {
+ $xml = $dom->__toString();
+ }
+ $vals['parsetree'] = $xml;
+
+ }
+ if ( $this->expandTemplates ) {
$text = $wgParser->preprocess( $text, $title, new ParserOptions() );
}
- ApiResult :: setContent($vals, $text);
- }
+ ApiResult::setContent( $vals, $text );
+ } elseif ( $this->fld_content ) {
+ $vals['texthidden'] = '';
+ }
+
+ if ( !is_null( $this->diffto ) || !is_null( $this->difftotext ) ) {
+ global $wgAPIMaxUncachedDiffs;
+ static $n = 0; // Number of uncached diffs we've had
+ if ( $n < $wgAPIMaxUncachedDiffs ) {
+ $vals['diff'] = array();
+ if ( !is_null( $this->difftotext ) ) {
+ $engine = new DifferenceEngine( $title );
+ $engine->setText( $text, $this->difftotext );
+ } else {
+ $engine = new DifferenceEngine( $title, $revision->getID(), $this->diffto );
+ $vals['diff']['from'] = $engine->getOldid();
+ $vals['diff']['to'] = $engine->getNewid();
+ }
+ $difftext = $engine->getDiffBody();
+ ApiResult::setContent( $vals['diff'], $difftext );
+ if ( !$engine->wasCacheHit() ) {
+ $n++;
+ }
+ } else {
+ $vals['diff']['notcached'] = '';
+ }
+ }
return $vals;
}
public function getAllowedParams() {
- return array (
- 'prop' => array (
- ApiBase :: PARAM_ISMULTI => true,
- ApiBase :: PARAM_DFLT => 'ids|timestamp|flags|comment|user',
- ApiBase :: PARAM_TYPE => array (
+ return array(
+ 'prop' => array(
+ ApiBase::PARAM_ISMULTI => true,
+ ApiBase::PARAM_DFLT => 'ids|timestamp|flags|comment|user',
+ ApiBase::PARAM_TYPE => array(
'ids',
'flags',
'timestamp',
'user',
'size',
'comment',
+ 'parsedcomment',
'content',
+ 'tags'
)
),
- 'limit' => array (
- ApiBase :: PARAM_TYPE => 'limit',
- ApiBase :: PARAM_MIN => 1,
- ApiBase :: PARAM_MAX => ApiBase :: LIMIT_BIG1,
- ApiBase :: PARAM_MAX2 => ApiBase :: LIMIT_BIG2
+ 'limit' => array(
+ ApiBase::PARAM_TYPE => 'limit',
+ ApiBase::PARAM_MIN => 1,
+ ApiBase::PARAM_MAX => ApiBase::LIMIT_BIG1,
+ ApiBase::PARAM_MAX2 => ApiBase::LIMIT_BIG2
),
- 'startid' => array (
- ApiBase :: PARAM_TYPE => 'integer'
+ 'startid' => array(
+ ApiBase::PARAM_TYPE => 'integer'
),
- 'endid' => array (
- ApiBase :: PARAM_TYPE => 'integer'
+ 'endid' => array(
+ ApiBase::PARAM_TYPE => 'integer'
),
- 'start' => array (
- ApiBase :: PARAM_TYPE => 'timestamp'
+ 'start' => array(
+ ApiBase::PARAM_TYPE => 'timestamp'
),
- 'end' => array (
- ApiBase :: PARAM_TYPE => 'timestamp'
+ 'end' => array(
+ ApiBase::PARAM_TYPE => 'timestamp'
),
- 'dir' => array (
- ApiBase :: PARAM_DFLT => 'older',
- ApiBase :: PARAM_TYPE => array (
+ 'dir' => array(
+ ApiBase::PARAM_DFLT => 'older',
+ ApiBase::PARAM_TYPE => array(
'newer',
'older'
)
),
'user' => array(
- ApiBase :: PARAM_TYPE => 'user'
+ ApiBase::PARAM_TYPE => 'user'
),
'excludeuser' => array(
- ApiBase :: PARAM_TYPE => 'user'
+ ApiBase::PARAM_TYPE => 'user'
),
-
+ 'tag' => null,
'expandtemplates' => false,
+ 'generatexml' => false,
+ 'section' => null,
'token' => array(
- ApiBase :: PARAM_TYPE => array(
- 'rollback'
- ),
- ApiBase :: PARAM_ISMULTI => true
+ ApiBase::PARAM_TYPE => array_keys( $this->getTokenFunctions() ),
+ ApiBase::PARAM_ISMULTI => true
),
+ 'continue' => null,
+ 'diffto' => null,
+ 'difftotext' => null,
);
}
public function getParamDescription() {
- return array (
+ return array(
'prop' => 'Which properties to get for each revision.',
- 'limit' => 'limit how many revisions will be returned (enum)',
- 'startid' => 'from which revision id to start enumeration (enum)',
- 'endid' => 'stop revision enumeration on this revid (enum)',
- 'start' => 'from which revision timestamp to start enumeration (enum)',
- 'end' => 'enumerate up to this timestamp (enum)',
- 'dir' => 'direction of enumeration - towards "newer" or "older" revisions (enum)',
- 'user' => 'only include revisions made by user',
- 'excludeuser' => 'exclude revisions made by user',
- 'expandtemplates' => 'expand templates in revision content',
+ 'limit' => 'Limit how many revisions will be returned (enum)',
+ 'startid' => 'From which revision id to start enumeration (enum)',
+ 'endid' => 'Stop revision enumeration on this revid (enum)',
+ 'start' => 'From which revision timestamp to start enumeration (enum)',
+ 'end' => 'Enumerate up to this timestamp (enum)',
+ 'dir' => 'Direction of enumeration - towards "newer" or "older" revisions (enum)',
+ 'user' => 'Only include revisions made by user',
+ 'excludeuser' => 'Exclude revisions made by user',
+ 'expandtemplates' => 'Expand templates in revision content',
+ 'generatexml' => 'Generate XML parse tree for revision content',
+ 'section' => 'Only retrieve the content of this section number',
'token' => 'Which tokens to obtain for each revision',
+ 'continue' => 'When more results are available, use this to continue',
+ 'diffto' => array( 'Revision ID to diff each revision to.',
+ 'Use "prev", "next" and "cur" for the previous, next and current revision respectively.' ),
+ 'difftotext' => array( 'Text to diff each revision to. Only diffs a limited number of revisions.',
+ 'Overrides diffto. If rvsection is set, only that section will be diffed against this text.' ),
+ 'tag' => 'Only list revisions tagged with this tag',
);
}
public function getDescription() {
- return array (
+ return array(
'Get revision information.',
'This module may be used in several ways:',
' 1) Get data about a set of pages (last revision), by setting titles or pageids parameter.',
);
}
+ public function getPossibleErrors() {
+ return array_merge( parent::getPossibleErrors(), array(
+ array( 'nosuchrevid', 'diffto' ),
+ array( 'code' => 'revids', 'info' => 'The revids= parameter may not be used with the list options (limit, startid, endid, dirNewer, start, end).' ),
+ array( 'code' => 'multpages', 'info' => 'titles, pageids or a generator was used to supply multiple pages, but the limit, startid, endid, dirNewer, user, excludeuser, start and end parameters may only be used on a single page.' ),
+ array( 'code' => 'diffto', 'info' => 'rvdiffto must be set to a non-negative number, "prev", "next" or "cur"' ),
+ array( 'code' => 'badparams', 'info' => 'start and startid cannot be used together' ),
+ array( 'code' => 'badparams', 'info' => 'end and endid cannot be used together' ),
+ array( 'code' => 'badparams', 'info' => 'user and excludeuser cannot be used together' ),
+ array( 'code' => 'nosuchsection', 'info' => 'There is no section section in rID' ),
+ ) );
+ }
+
protected function getExamples() {
- return array (
+ return array(
'Get data with content for the last revision of titles "API" and "Main Page":',
' api.php?action=query&prop=revisions&titles=API|Main%20Page&rvprop=timestamp|user|comment|content',
'Get last 5 revisions of the "Main Page":',
return __CLASS__ . ': $Id$';
}
}
-