<?php
-
-/*
- * Created on Jul 2, 2007
+/**
*
- * API for MediaWiki 1.8+
*
- * Copyright (C) 2007 Roan Kattouw <Firstname>.<Lastname>@home.nl
+ * Created on Jul 2, 2007
+ *
+ * Copyright © 2007 Roan Kattouw <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
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
*/
-if ( !defined( 'MEDIAWIKI' ) ) {
- // Eclipse helper - will be ignored in production
- require_once ( 'ApiQueryBase.php' );
-}
-
/**
- * Query module to enumerate all available pages.
+ * Query module to enumerate all deleted revisions.
*
* @ingroup API
*/
class ApiQueryDeletedrevs extends ApiQueryBase {
public function __construct( $query, $moduleName ) {
- parent :: __construct( $query, $moduleName, 'dr' );
+ parent::__construct( $query, $moduleName, 'dr' );
}
public function execute() {
-
- global $wgUser;
+ $user = $this->getUser();
// Before doing anything at all, let's check permissions
- if ( !$wgUser->isAllowed( 'deletedhistory' ) )
+ if ( !$user->isAllowed( 'deletedhistory' ) ) {
$this->dieUsage( 'You don\'t have permission to view deleted revision information', 'permissiondenied' );
+ }
$db = $this->getDB();
$params = $this->extractRequestParams( false );
$prop = array_flip( $params['prop'] );
+ $fld_parentid = isset( $prop['parentid'] );
$fld_revid = isset( $prop['revid'] );
$fld_user = isset( $prop['user'] );
+ $fld_userid = isset( $prop['userid'] );
$fld_comment = isset( $prop['comment'] );
$fld_parsedcomment = isset ( $prop['parsedcomment'] );
$fld_minor = isset( $prop['minor'] );
$fld_len = isset( $prop['len'] );
+ $fld_sha1 = isset( $prop['sha1'] );
$fld_content = isset( $prop['content'] );
$fld_token = isset( $prop['token'] );
-
+
$result = $this->getResult();
$pageSet = $this->getPageSet();
$titles = $pageSet->getTitles();
- $data = array();
-
+
// This module operates in three modes:
- // 'revs': List deleted revs for certain titles
- // 'user': List deleted revs by a certain user
- // 'all': List all deleted revs
+ // 'revs': List deleted revs for certain titles (1)
+ // 'user': List deleted revs by a certain user (2)
+ // 'all': List all deleted revs in NS (3)
$mode = 'all';
- if ( count( $titles ) > 0 )
+ if ( count( $titles ) > 0 ) {
$mode = 'revs';
- else if ( !is_null( $params['user'] ) )
+ } elseif ( !is_null( $params['user'] ) ) {
$mode = 'user';
-
- if ( !is_null( $params['user'] ) && !is_null( $params['excludeuser'] ) )
+ }
+
+ if ( $mode == 'revs' || $mode == 'user' ) {
+ // Ignore namespace and unique due to inability to know whether they were purposely set
+ foreach( array( 'from', 'to', 'prefix', /*'namespace',*/ 'continue', /*'unique'*/ ) as $p ) {
+ if ( !is_null( $params[$p] ) ) {
+ $this->dieUsage( "The '{$p}' parameter cannot be used in modes 1 or 2", 'badparams');
+ }
+ }
+ } else {
+ foreach( array( 'start', 'end' ) as $p ) {
+ if ( !is_null( $params[$p] ) ) {
+ $this->dieUsage( "The {$p} parameter cannot be used in mode 3", 'badparams');
+ }
+ }
+ }
+
+ if ( !is_null( $params['user'] ) && !is_null( $params['excludeuser'] ) ) {
$this->dieUsage( 'user and excludeuser cannot be used together', 'badparams' );
+ }
$this->addTables( 'archive' );
$this->addWhere( 'ar_deleted = 0' );
$this->addFields( array( 'ar_title', 'ar_namespace', 'ar_timestamp' ) );
- if ( $fld_revid )
- $this->addFields( 'ar_rev_id' );
- if ( $fld_user )
- $this->addFields( 'ar_user_text' );
- if ( $fld_comment || $fld_parsedcomment )
- $this->addFields( 'ar_comment' );
- if ( $fld_minor )
- $this->addFields( 'ar_minor_edit' );
- if ( $fld_len )
- $this->addFields( 'ar_len' );
+
+ $this->addFieldsIf( 'ar_parent_id', $fld_parentid );
+ $this->addFieldsIf( 'ar_rev_id', $fld_revid );
+ $this->addFieldsIf( 'ar_user_text', $fld_user );
+ $this->addFieldsIf( 'ar_user', $fld_userid );
+ $this->addFieldsIf( 'ar_comment', $fld_comment || $fld_parsedcomment );
+ $this->addFieldsIf( 'ar_minor_edit', $fld_minor );
+ $this->addFieldsIf( 'ar_len', $fld_len );
+ $this->addFieldsIf( 'ar_sha1', $fld_sha1 );
+
if ( $fld_content ) {
$this->addTables( 'text' );
$this->addFields( array( 'ar_text', 'ar_text_id', 'old_text', 'old_flags' ) );
$this->addWhere( 'ar_text_id = old_id' );
// This also means stricter restrictions
- if ( !$wgUser->isAllowed( 'undelete' ) )
+ if ( !$user->isAllowed( 'undelete' ) ) {
$this->dieUsage( 'You don\'t have permission to view deleted revision content', 'permissiondenied' );
+ }
}
// Check limits
- $userMax = $fld_content ? ApiBase :: LIMIT_SML1 : ApiBase :: LIMIT_BIG1;
- $botMax = $fld_content ? ApiBase :: LIMIT_SML2 : ApiBase :: LIMIT_BIG2;
+ $userMax = $fld_content ? ApiBase::LIMIT_SML1 : ApiBase::LIMIT_BIG1;
+ $botMax = $fld_content ? ApiBase::LIMIT_SML2 : ApiBase::LIMIT_BIG2;
$limit = $params['limit'];
if ( $limit == 'max' ) {
$limit = $this->getMain()->canApiHighLimits() ? $botMax : $userMax;
- $this->getResult()->addValue( 'limits', $this->getModuleName(), $limit );
+ $this->getResult()->setParsedLimit( $this->getModuleName(), $limit );
}
$this->validateLimit( 'limit', $limit, 1, $userMax, $botMax );
- if ( $fld_token )
+ if ( $fld_token ) {
// Undelete tokens are identical for all pages, so we cache one here
- $token = $wgUser->editToken();
+ $token = $user->getEditToken( '', $this->getMain()->getRequest() );
+ }
+
+ $dir = $params['dir'];
// We need a custom WHERE clause that matches all titles.
if ( $mode == 'revs' ) {
$this->addWhere( $where );
} elseif ( $mode == 'all' ) {
$this->addWhereFld( 'ar_namespace', $params['namespace'] );
- if ( !is_null( $params['from'] ) )
- {
- $from = $this->getDB()->strencode( $this->titleToKey( $params['from'] ) );
- $this->addWhere( "ar_title >= '$from'" );
+
+ $from = is_null( $params['from'] ) ? null : $this->titleToKey( $params['from'] );
+ $to = is_null( $params['to'] ) ? null : $this->titleToKey( $params['to'] );
+ $this->addWhereRange( 'ar_title', $dir, $from, $to );
+
+ if ( isset( $params['prefix'] ) ) {
+ $this->addWhere( 'ar_title' . $db->buildLike( $this->titlePartToKey( $params['prefix'] ), $db->anyString() ) );
}
}
-
+
if ( !is_null( $params['user'] ) ) {
$this->addWhereFld( 'ar_user_text', $params['user'] );
} elseif ( !is_null( $params['excludeuser'] ) ) {
$this->addWhere( 'ar_user_text != ' .
$this->getDB()->addQuotes( $params['excludeuser'] ) );
}
-
- if ( !is_null( $params['continue'] ) && ( $mode == 'all' || $mode == 'revs' ) )
- {
+
+ if ( !is_null( $params['continue'] ) && ( $mode == 'all' || $mode == 'revs' ) ) {
$cont = explode( '|', $params['continue'] );
- if ( count( $cont ) != 3 )
- $this->dieUsage( "Invalid continue param. You should pass the original value returned by the previous query", "badcontinue" );
+ if ( count( $cont ) != 3 ) {
+ $this->dieUsage( 'Invalid continue param. You should pass the original value returned by the previous query', 'badcontinue' );
+ }
$ns = intval( $cont[0] );
$title = $this->getDB()->strencode( $this->titleToKey( $cont[1] ) );
$ts = $this->getDB()->strencode( $cont[2] );
- $op = ( $params['dir'] == 'newer' ? '>' : '<' );
+ $op = ( $dir == 'newer' ? '>' : '<' );
$this->addWhere( "ar_namespace $op $ns OR " .
"(ar_namespace = $ns AND " .
"(ar_title $op '$title' OR " .
$this->addOption( 'LIMIT', $limit + 1 );
$this->addOption( 'USE INDEX', array( 'archive' => ( $mode == 'user' ? 'usertext_timestamp' : 'name_title_timestamp' ) ) );
if ( $mode == 'all' ) {
- if ( $params['unique'] )
- {
+ if ( $params['unique'] ) {
$this->addOption( 'GROUP BY', 'ar_title' );
- $this->addOption( 'ORDER BY', 'ar_title' );
- } else
+ } else {
$this->addOption( 'ORDER BY', 'ar_title, ar_timestamp' );
+ }
} else {
- if ( $mode == 'revs' )
- {
+ if ( $mode == 'revs' ) {
// Sort by ns and title in the same order as timestamp for efficiency
- $this->addWhereRange( 'ar_namespace', $params['dir'], null, null );
- $this->addWhereRange( 'ar_title', $params['dir'], null, null );
+ $this->addWhereRange( 'ar_namespace', $dir, null, null );
+ $this->addWhereRange( 'ar_title', $dir, null, null );
}
- $this->addWhereRange( 'ar_timestamp', $params['dir'], $params['start'], $params['end'] );
+ $this->addTimestampWhereRange( 'ar_timestamp', $dir, $params['start'], $params['end'] );
}
$res = $this->select( __METHOD__ );
$pageMap = array(); // Maps ns&title to (fake) pageid
$count = 0;
$newPageID = 0;
- while ( $row = $db->fetchObject( $res ) )
- {
+ foreach ( $res as $row ) {
if ( ++$count > $limit ) {
// We've had enough
- if ( $mode == 'all' || $mode == 'revs' )
+ if ( $mode == 'all' || $mode == 'revs' ) {
$this->setContinueEnumParameter( 'continue', intval( $row->ar_namespace ) . '|' .
$this->keyToTitle( $row->ar_title ) . '|' . $row->ar_timestamp );
- else
+ } else {
$this->setContinueEnumParameter( 'start', wfTimestamp( TS_ISO_8601, $row->ar_timestamp ) );
+ }
break;
}
$rev = array();
$rev['timestamp'] = wfTimestamp( TS_ISO_8601, $row->ar_timestamp );
- if ( $fld_revid )
+ if ( $fld_revid ) {
$rev['revid'] = intval( $row->ar_rev_id );
- if ( $fld_user )
+ }
+ if ( $fld_parentid && !is_null( $row->ar_parent_id ) ) {
+ $rev['parentid'] = intval( $row->ar_parent_id );
+ }
+ if ( $fld_user ) {
$rev['user'] = $row->ar_user_text;
- if ( $fld_comment )
+ }
+ if ( $fld_userid ) {
+ $rev['userid'] = $row->ar_user;
+ }
+ if ( $fld_comment ) {
$rev['comment'] = $row->ar_comment;
+ }
$title = Title::makeTitle( $row->ar_namespace, $row->ar_title );
if ( $fld_parsedcomment ) {
- global $wgUser;
- $rev['parsedcomment'] = $wgUser->getSkin()->formatComment( $row->ar_comment, $title );
+ $rev['parsedcomment'] = Linker::formatComment( $row->ar_comment, $title );
}
- if ( $fld_minor && $row->ar_minor_edit == 1 )
+ if ( $fld_minor && $row->ar_minor_edit == 1 ) {
$rev['minor'] = '';
- if ( $fld_len )
+ }
+ if ( $fld_len ) {
$rev['len'] = $row->ar_len;
- if ( $fld_content )
+ }
+ if ( $fld_sha1 ) {
+ if ( $row->ar_sha1 != '' ) {
+ $rev['sha1'] = wfBaseConvert( $row->ar_sha1, 36, 16, 40 );
+ } else {
+ $rev['sha1'] = '';
+ }
+ }
+ if ( $fld_content ) {
ApiResult::setContent( $rev, Revision::getRevisionText( $row ) );
+ }
if ( !isset( $pageMap[$row->ar_namespace][$row->ar_title] ) ) {
$pageID = $newPageID++;
$a['revisions'] = array( $rev );
$result->setIndexedTagName( $a['revisions'], 'rev' );
ApiQueryBase::addTitleInfo( $a, $title );
- if ( $fld_token )
+ if ( $fld_token ) {
$a['token'] = $token;
+ }
$fit = $result->addValue( array( 'query', $this->getModuleName() ), $pageID, $a );
} else {
$pageID = $pageMap[$row->ar_namespace][$row->ar_title];
null, $rev );
}
if ( !$fit ) {
- if ( $mode == 'all' || $mode == 'revs' )
+ if ( $mode == 'all' || $mode == 'revs' ) {
$this->setContinueEnumParameter( 'continue', intval( $row->ar_namespace ) . '|' .
$this->keyToTitle( $row->ar_title ) . '|' . $row->ar_timestamp );
- else
+ } else {
$this->setContinueEnumParameter( 'start', wfTimestamp( TS_ISO_8601, $row->ar_timestamp ) );
+ }
break;
}
}
- $db->freeResult( $res );
$result->setIndexedTagName_internal( array( 'query', $this->getModuleName() ), 'page' );
}
public function getAllowedParams() {
- return array (
+ return array(
'start' => array(
- ApiBase :: PARAM_TYPE => 'timestamp'
+ ApiBase::PARAM_TYPE => 'timestamp'
),
'end' => array(
- ApiBase :: PARAM_TYPE => 'timestamp',
+ ApiBase::PARAM_TYPE => 'timestamp',
),
'dir' => array(
- ApiBase :: PARAM_TYPE => array(
+ ApiBase::PARAM_TYPE => array(
'newer',
'older'
),
- ApiBase :: PARAM_DFLT => 'older'
+ ApiBase::PARAM_DFLT => 'older'
),
'from' => null,
+ 'to' => null,
+ 'prefix' => null,
'continue' => null,
'unique' => false,
'user' => array(
- ApiBase :: PARAM_TYPE => 'user'
+ ApiBase::PARAM_TYPE => 'user'
),
'excludeuser' => array(
- ApiBase :: PARAM_TYPE => 'user'
+ ApiBase::PARAM_TYPE => 'user'
),
'namespace' => array(
- ApiBase :: PARAM_TYPE => 'namespace',
- ApiBase :: PARAM_DFLT => 0,
+ ApiBase::PARAM_TYPE => 'namespace',
+ ApiBase::PARAM_DFLT => 0,
),
'limit' => array(
- ApiBase :: PARAM_DFLT => 10,
- ApiBase :: PARAM_TYPE => 'limit',
- ApiBase :: PARAM_MIN => 1,
- ApiBase :: PARAM_MAX => ApiBase :: LIMIT_BIG1,
- ApiBase :: PARAM_MAX2 => ApiBase :: LIMIT_BIG2
+ ApiBase::PARAM_DFLT => 10,
+ ApiBase::PARAM_TYPE => 'limit',
+ ApiBase::PARAM_MIN => 1,
+ ApiBase::PARAM_MAX => ApiBase::LIMIT_BIG1,
+ ApiBase::PARAM_MAX2 => ApiBase::LIMIT_BIG2
),
'prop' => array(
- ApiBase :: PARAM_DFLT => 'user|comment',
- ApiBase :: PARAM_TYPE => array(
+ ApiBase::PARAM_DFLT => 'user|comment',
+ ApiBase::PARAM_TYPE => array(
'revid',
+ 'parentid',
'user',
+ 'userid',
'comment',
'parsedcomment',
'minor',
'len',
+ 'sha1',
'content',
'token'
),
- ApiBase :: PARAM_ISMULTI => true
+ ApiBase::PARAM_ISMULTI => true
),
);
}
public function getParamDescription() {
- return array (
- 'start' => 'The timestamp to start enumerating from. (1,2)',
- 'end' => 'The timestamp to stop enumerating at. (1,2)',
- 'dir' => 'The direction in which to enumerate. (1,2)',
+ return array(
+ 'start' => 'The timestamp to start enumerating from (1,2)',
+ 'end' => 'The timestamp to stop enumerating at (1,2)',
+ 'dir' => $this->getDirectionDescription( $this->getModulePrefix(), ' (1, 3)' ),
+ 'from' => 'Start listing at this title (3)',
+ 'to' => 'Stop listing at this title (3)',
+ 'prefix' => 'Search for all page titles that begin with this value (3)',
'limit' => 'The maximum amount of revisions to list',
- 'prop' => 'Which properties to get',
+ 'prop' => array(
+ 'Which properties to get',
+ ' revid - Adds the revision ID of the deleted revision',
+ ' parentid - Adds the revision ID of the previous revision to the page',
+ ' user - Adds the user who made the revision',
+ ' userid - Adds the user ID whom made the revision',
+ ' comment - Adds the comment of the revision',
+ ' parsedcomment - Adds the parsed comment of the revision',
+ ' minor - Tags if the revision is minor',
+ ' len - Adds the length (bytes) of the revision',
+ ' sha1 - Adds the SHA-1 (base 16) of the revision',
+ ' content - Adds the content of the revision',
+ ' token - Gives the edit token',
+ ),
'namespace' => 'Only list pages in this namespace (3)',
'user' => 'Only list revisions by this user',
'excludeuser' => 'Don\'t list revisions by this user',
- 'from' => 'Start listing at this title (3)',
'continue' => 'When more results are available, use this to continue (3)',
'unique' => 'List only one revision for each page (3)',
);
}
public function getDescription() {
- return array( 'List deleted revisions.',
- 'This module operates in three modes:',
- '1) List deleted revisions for the given title(s), sorted by timestamp',
- '2) List deleted contributions for the given user, sorted by timestamp (no titles specified)',
- '3) List all deleted revisions in the given namespace, sorted by title and timestamp (no titles specified, druser not set)',
- 'Certain parameters only apply to some modes and are ignored in others.',
- 'For instance, a parameter marked (1) only applies to mode 1 and is ignored in modes 2 and 3.',
+ $p = $this->getModulePrefix();
+ return array(
+ 'List deleted revisions.',
+ 'Operates in three modes:',
+ ' 1) List deleted revisions for the given title(s), sorted by timestamp',
+ ' 2) List deleted contributions for the given user, sorted by timestamp (no titles specified)',
+ " 3) List all deleted revisions in the given namespace, sorted by title and timestamp (no titles specified, {$p}user not set)",
+ 'Certain parameters only apply to some modes and are ignored in others.',
+ 'For instance, a parameter marked (1) only applies to mode 1 and is ignored in modes 2 and 3',
);
}
- protected function getExamples() {
- return array (
- 'List the last deleted revisions of Main Page and Talk:Main Page, with content (mode 1):',
- ' api.php?action=query&list=deletedrevs&titles=Main%20Page|Talk:Main%20Page&drprop=user|comment|content',
- 'List the last 50 deleted contributions by Bob (mode 2):',
- ' api.php?action=query&list=deletedrevs&druser=Bob&drlimit=50',
- 'List the first 50 deleted revisions in the main namespace (mode 3):',
- ' api.php?action=query&list=deletedrevs&drdir=newer&drlimit=50',
- 'List the first 50 deleted pages in the Talk namespace (mode 3):',
- ' api.php?action=query&list=deletedrevs&drdir=newer&drlimit=50&drnamespace=1&drunique',
+ public function getPossibleErrors() {
+ return array_merge( parent::getPossibleErrors(), array(
+ array( 'code' => 'permissiondenied', 'info' => 'You don\'t have permission to view deleted revision information' ),
+ array( 'code' => 'badparams', 'info' => 'user and excludeuser cannot be used together' ),
+ array( 'code' => 'permissiondenied', 'info' => 'You don\'t have permission to view deleted revision content' ),
+ array( 'code' => 'badcontinue', 'info' => 'Invalid continue param. You should pass the original value returned by the previous query' ),
+ array( 'code' => 'badparams', 'info' => "The 'from' parameter cannot be used in modes 1 or 2" ),
+ array( 'code' => 'badparams', 'info' => "The 'to' parameter cannot be used in modes 1 or 2" ),
+ array( 'code' => 'badparams', 'info' => "The 'prefix' parameter cannot be used in modes 1 or 2" ),
+ array( 'code' => 'badparams', 'info' => "The 'continue' parameter cannot be used in modes 1 or 2" ),
+ array( 'code' => 'badparams', 'info' => "The 'start' parameter cannot be used in mode 3" ),
+ array( 'code' => 'badparams', 'info' => "The 'end' parameter cannot be used in mode 3" ),
+ ) );
+ }
+
+ public function getExamples() {
+ return array(
+ 'api.php?action=query&list=deletedrevs&titles=Main%20Page|Talk:Main%20Page&drprop=user|comment|content'
+ => 'List the last deleted revisions of Main Page and Talk:Main Page, with content (mode 1)',
+ 'api.php?action=query&list=deletedrevs&druser=Bob&drlimit=50'
+ => 'List the last 50 deleted contributions by Bob (mode 2)',
+ 'api.php?action=query&list=deletedrevs&drdir=newer&drlimit=50'
+ => 'List the first 50 deleted revisions in the main namespace (mode 3)',
+ 'api.php?action=query&list=deletedrevs&drdir=newer&drlimit=50&drnamespace=1&drunique='
+ => 'List the first 50 deleted pages in the Talk namespace (mode 3):',
);
}
+ public function getHelpUrls() {
+ return 'https://www.mediawiki.org/wiki/API:Deletedrevs';
+ }
+
public function getVersion() {
return __CLASS__ . ': $Id$';
}
-}
\ No newline at end of file
+}