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mediawiki_ynh/sources/mediawiki/includes/api/ApiQueryUserContributions.php

553 lines
17 KiB
PHP

<?php
/**
*
*
* Created on Oct 16, 2006
*
* 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
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
/**
* This query action adds a list of a specified user's contributions to the output.
*
* @ingroup API
*/
class ApiQueryContributions extends ApiQueryBase {
public function __construct( $query, $moduleName ) {
parent::__construct( $query, $moduleName, 'uc' );
}
private $params, $prefixMode, $userprefix, $multiUserMode, $usernames, $parentLens;
private $fld_ids = false, $fld_title = false, $fld_timestamp = false,
$fld_comment = false, $fld_parsedcomment = false, $fld_flags = false,
$fld_patrolled = false, $fld_tags = false, $fld_size = false, $fld_sizediff = false;
public function execute() {
// Parse some parameters
$this->params = $this->extractRequestParams();
$prop = array_flip( $this->params['prop'] );
$this->fld_ids = isset( $prop['ids'] );
$this->fld_title = isset( $prop['title'] );
$this->fld_comment = isset( $prop['comment'] );
$this->fld_parsedcomment = isset( $prop['parsedcomment'] );
$this->fld_size = isset( $prop['size'] );
$this->fld_sizediff = isset( $prop['sizediff'] );
$this->fld_flags = isset( $prop['flags'] );
$this->fld_timestamp = isset( $prop['timestamp'] );
$this->fld_patrolled = isset( $prop['patrolled'] );
$this->fld_tags = isset( $prop['tags'] );
// TODO: if the query is going only against the revision table, should this be done?
$this->selectNamedDB( 'contributions', DB_SLAVE, 'contributions' );
if ( isset( $this->params['userprefix'] ) ) {
$this->prefixMode = true;
$this->multiUserMode = true;
$this->userprefix = $this->params['userprefix'];
} else {
$this->usernames = array();
if ( !is_array( $this->params['user'] ) ) {
$this->params['user'] = array( $this->params['user'] );
}
if ( !count( $this->params['user'] ) ) {
$this->dieUsage( 'User parameter may not be empty.', 'param_user' );
}
foreach ( $this->params['user'] as $u ) {
$this->prepareUsername( $u );
}
$this->prefixMode = false;
$this->multiUserMode = ( count( $this->params['user'] ) > 1 );
}
$this->prepareQuery();
// Do the actual query.
$res = $this->select( __METHOD__ );
if ( $this->fld_sizediff ) {
$revIds = array();
foreach ( $res as $row ) {
if ( $row->rev_parent_id ) {
$revIds[] = $row->rev_parent_id;
}
}
$this->parentLens = Revision::getParentLengths( $this->getDB(), $revIds );
$res->rewind(); // reset
}
// Initialise some variables
$count = 0;
$limit = $this->params['limit'];
// Fetch each row
foreach ( $res as $row ) {
if ( ++ $count > $limit ) {
// We've reached the one extra which shows that there are additional pages to be had. Stop here...
if ( $this->multiUserMode ) {
$this->setContinueEnumParameter( 'continue', $this->continueStr( $row ) );
} else {
$this->setContinueEnumParameter( 'start', wfTimestamp( TS_ISO_8601, $row->rev_timestamp ) );
}
break;
}
$vals = $this->extractRowInfo( $row );
$fit = $this->getResult()->addValue( array( 'query', $this->getModuleName() ), null, $vals );
if ( !$fit ) {
if ( $this->multiUserMode ) {
$this->setContinueEnumParameter( 'continue', $this->continueStr( $row ) );
} else {
$this->setContinueEnumParameter( 'start', wfTimestamp( TS_ISO_8601, $row->rev_timestamp ) );
}
break;
}
}
$this->getResult()->setIndexedTagName_internal( array( 'query', $this->getModuleName() ), 'item' );
}
/**
* Validate the 'user' parameter and set the value to compare
* against `revision`.`rev_user_text`
*
* @param $user string
*/
private function prepareUsername( $user ) {
if ( !is_null( $user ) && $user !== '' ) {
$name = User::isIP( $user )
? $user
: User::getCanonicalName( $user, 'valid' );
if ( $name === false ) {
$this->dieUsage( "User name {$user} is not valid", 'param_user' );
} else {
$this->usernames[] = $name;
}
} else {
$this->dieUsage( 'User parameter may not be empty', 'param_user' );
}
}
/**
* Prepares the query and returns the limit of rows requested
*/
private function prepareQuery() {
// We're after the revision table, and the corresponding page
// row for anything we retrieve. We may also need the
// recentchanges row and/or tag summary row.
$user = $this->getUser();
$tables = array( 'page', 'revision' ); // Order may change
$this->addWhere( 'page_id=rev_page' );
// Handle continue parameter
if ( $this->multiUserMode && !is_null( $this->params['continue'] ) ) {
$continue = explode( '|', $this->params['continue'] );
$this->dieContinueUsageIf( count( $continue ) != 2 );
$db = $this->getDB();
$encUser = $db->addQuotes( $continue[0] );
$encTS = $db->addQuotes( $db->timestamp( $continue[1] ) );
$op = ( $this->params['dir'] == 'older' ? '<' : '>' );
$this->addWhere(
"rev_user_text $op $encUser OR " .
"(rev_user_text = $encUser AND " .
"rev_timestamp $op= $encTS)"
);
}
if ( !$user->isAllowed( 'hideuser' ) ) {
$this->addWhere( $this->getDB()->bitAnd( 'rev_deleted', Revision::DELETED_USER ) . ' = 0' );
}
// We only want pages by the specified users.
if ( $this->prefixMode ) {
$this->addWhere( 'rev_user_text' . $this->getDB()->buildLike( $this->userprefix, $this->getDB()->anyString() ) );
} else {
$this->addWhereFld( 'rev_user_text', $this->usernames );
}
// ... and in the specified timeframe.
// Ensure the same sort order for rev_user_text and rev_timestamp
// so our query is indexed
if ( $this->multiUserMode ) {
$this->addWhereRange( 'rev_user_text', $this->params['dir'], null, null );
}
$this->addTimestampWhereRange( 'rev_timestamp',
$this->params['dir'], $this->params['start'], $this->params['end'] );
$this->addWhereFld( 'page_namespace', $this->params['namespace'] );
$show = $this->params['show'];
if ( !is_null( $show ) ) {
$show = array_flip( $show );
if ( ( isset( $show['minor'] ) && isset( $show['!minor'] ) )
|| ( isset( $show['patrolled'] ) && isset( $show['!patrolled'] ) ) ) {
$this->dieUsageMsg( 'show' );
}
$this->addWhereIf( 'rev_minor_edit = 0', isset( $show['!minor'] ) );
$this->addWhereIf( 'rev_minor_edit != 0', isset( $show['minor'] ) );
$this->addWhereIf( 'rc_patrolled = 0', isset( $show['!patrolled'] ) );
$this->addWhereIf( 'rc_patrolled != 0', isset( $show['patrolled'] ) );
}
$this->addOption( 'LIMIT', $this->params['limit'] + 1 );
$index = array( 'revision' => 'usertext_timestamp' );
// Mandatory fields: timestamp allows request continuation
// ns+title checks if the user has access rights for this page
// user_text is necessary if multiple users were specified
$this->addFields( array(
'rev_timestamp',
'page_namespace',
'page_title',
'rev_user',
'rev_user_text',
'rev_deleted'
) );
if ( isset( $show['patrolled'] ) || isset( $show['!patrolled'] ) ||
$this->fld_patrolled ) {
if ( !$user->useRCPatrol() && !$user->useNPPatrol() ) {
$this->dieUsage( 'You need the patrol right to request the patrolled flag', 'permissiondenied' );
}
// Use a redundant join condition on both
// timestamp and ID so we can use the timestamp
// index
$index['recentchanges'] = 'rc_user_text';
if ( isset( $show['patrolled'] ) || isset( $show['!patrolled'] ) ) {
// Put the tables in the right order for
// STRAIGHT_JOIN
$tables = array( 'revision', 'recentchanges', 'page' );
$this->addOption( 'STRAIGHT_JOIN' );
$this->addWhere( 'rc_user_text=rev_user_text' );
$this->addWhere( 'rc_timestamp=rev_timestamp' );
$this->addWhere( 'rc_this_oldid=rev_id' );
} else {
$tables[] = 'recentchanges';
$this->addJoinConds( array( 'recentchanges' => array(
'LEFT JOIN', array(
'rc_user_text=rev_user_text',
'rc_timestamp=rev_timestamp',
'rc_this_oldid=rev_id' ) ) ) );
}
}
$this->addTables( $tables );
$this->addFieldsIf( 'rev_page', $this->fld_ids );
$this->addFieldsIf( 'rev_id', $this->fld_ids || $this->fld_flags );
$this->addFieldsIf( 'page_latest', $this->fld_flags );
// $this->addFieldsIf( 'rev_text_id', $this->fld_ids ); // Should this field be exposed?
$this->addFieldsIf( 'rev_comment', $this->fld_comment || $this->fld_parsedcomment );
$this->addFieldsIf( 'rev_len', $this->fld_size || $this->fld_sizediff );
$this->addFieldsIf( 'rev_minor_edit', $this->fld_flags );
$this->addFieldsIf( 'rev_parent_id', $this->fld_flags || $this->fld_sizediff || $this->fld_ids );
$this->addFieldsIf( 'rc_patrolled', $this->fld_patrolled );
if ( $this->fld_tags ) {
$this->addTables( 'tag_summary' );
$this->addJoinConds( array( 'tag_summary' => array( 'LEFT JOIN', array( 'rev_id=ts_rev_id' ) ) ) );
$this->addFields( 'ts_tags' );
}
if ( isset( $this->params['tag'] ) ) {
$this->addTables( 'change_tag' );
$this->addJoinConds( array( 'change_tag' => array( 'INNER JOIN', array( 'rev_id=ct_rev_id' ) ) ) );
$this->addWhereFld( 'ct_tag', $this->params['tag'] );
$index['change_tag'] = 'change_tag_tag_id';
}
if ( $this->params['toponly'] ) {
$this->addWhere( 'rev_id = page_latest' );
}
$this->addOption( 'USE INDEX', $index );
}
/**
* Extract fields from the database row and append them to a result array
*
* @param $row
* @return array
*/
private function extractRowInfo( $row ) {
$vals = array();
$vals['userid'] = $row->rev_user;
$vals['user'] = $row->rev_user_text;
if ( $row->rev_deleted & Revision::DELETED_USER ) {
$vals['userhidden'] = '';
}
if ( $this->fld_ids ) {
$vals['pageid'] = intval( $row->rev_page );
$vals['revid'] = intval( $row->rev_id );
// $vals['textid'] = intval( $row->rev_text_id ); // todo: Should this field be exposed?
if ( !is_null( $row->rev_parent_id ) ) {
$vals['parentid'] = intval( $row->rev_parent_id );
}
}
$title = Title::makeTitle( $row->page_namespace, $row->page_title );
if ( $this->fld_title ) {
ApiQueryBase::addTitleInfo( $vals, $title );
}
if ( $this->fld_timestamp ) {
$vals['timestamp'] = wfTimestamp( TS_ISO_8601, $row->rev_timestamp );
}
if ( $this->fld_flags ) {
if ( $row->rev_parent_id == 0 && !is_null( $row->rev_parent_id ) ) {
$vals['new'] = '';
}
if ( $row->rev_minor_edit ) {
$vals['minor'] = '';
}
if ( $row->page_latest == $row->rev_id ) {
$vals['top'] = '';
}
}
if ( ( $this->fld_comment || $this->fld_parsedcomment ) && isset( $row->rev_comment ) ) {
if ( $row->rev_deleted & Revision::DELETED_COMMENT ) {
$vals['commenthidden'] = '';
} else {
if ( $this->fld_comment ) {
$vals['comment'] = $row->rev_comment;
}
if ( $this->fld_parsedcomment ) {
$vals['parsedcomment'] = Linker::formatComment( $row->rev_comment, $title );
}
}
}
if ( $this->fld_patrolled && $row->rc_patrolled ) {
$vals['patrolled'] = '';
}
if ( $this->fld_size && !is_null( $row->rev_len ) ) {
$vals['size'] = intval( $row->rev_len );
}
if ( $this->fld_sizediff && !is_null( $row->rev_len ) && !is_null( $row->rev_parent_id ) ) {
$parentLen = isset( $this->parentLens[$row->rev_parent_id] ) ? $this->parentLens[$row->rev_parent_id] : 0;
$vals['sizediff'] = intval( $row->rev_len - $parentLen );
}
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();
}
}
return $vals;
}
private function continueStr( $row ) {
return $row->rev_user_text . '|' .
wfTimestamp( TS_ISO_8601, $row->rev_timestamp );
}
public function getCacheMode( $params ) {
// This module provides access to deleted revisions and patrol flags if
// the requester is logged in
return 'anon-public-user-private';
}
public function getAllowedParams() {
return array(
'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
),
'start' => array(
ApiBase::PARAM_TYPE => 'timestamp'
),
'end' => array(
ApiBase::PARAM_TYPE => 'timestamp'
),
'continue' => null,
'user' => array(
ApiBase::PARAM_ISMULTI => true
),
'userprefix' => null,
'dir' => array(
ApiBase::PARAM_DFLT => 'older',
ApiBase::PARAM_TYPE => array(
'newer',
'older'
)
),
'namespace' => array(
ApiBase::PARAM_ISMULTI => true,
ApiBase::PARAM_TYPE => 'namespace'
),
'prop' => array(
ApiBase::PARAM_ISMULTI => true,
ApiBase::PARAM_DFLT => 'ids|title|timestamp|comment|size|flags',
ApiBase::PARAM_TYPE => array(
'ids',
'title',
'timestamp',
'comment',
'parsedcomment',
'size',
'sizediff',
'flags',
'patrolled',
'tags'
)
),
'show' => array(
ApiBase::PARAM_ISMULTI => true,
ApiBase::PARAM_TYPE => array(
'minor',
'!minor',
'patrolled',
'!patrolled',
)
),
'tag' => null,
'toponly' => false,
);
}
public function getParamDescription() {
global $wgRCMaxAge;
$p = $this->getModulePrefix();
return array(
'limit' => 'The maximum number of contributions to return',
'start' => 'The start timestamp to return from',
'end' => 'The end timestamp to return to',
'continue' => 'When more results are available, use this to continue',
'user' => 'The users to retrieve contributions for',
'userprefix' => "Retrieve contributions for all users whose names begin with this value. Overrides {$p}user",
'dir' => $this->getDirectionDescription( $p ),
'namespace' => 'Only list contributions in these namespaces',
'prop' => array(
'Include additional pieces of information',
' ids - Adds the page ID and revision ID',
' title - Adds the title and namespace ID of the page',
' timestamp - Adds the timestamp of the edit',
' comment - Adds the comment of the edit',
' parsedcomment - Adds the parsed comment of the edit',
' size - Adds the new size of the edit',
' sizediff - Adds the size delta of the edit against its parent',
' flags - Adds flags of the edit',
' patrolled - Tags patrolled edits',
' tags - Lists tags for the edit',
),
'show' => array( "Show only items that meet this criteria, e.g. non minor edits only: {$p}show=!minor",
"NOTE: if {$p}show=patrolled or {$p}show=!patrolled is set, revisions older than \$wgRCMaxAge ($wgRCMaxAge) won't be shown", ),
'tag' => 'Only list revisions tagged with this tag',
'toponly' => 'Only list changes which are the latest revision',
);
}
public function getResultProperties() {
return array(
'' => array(
'userid' => 'integer',
'user' => 'string',
'userhidden' => 'boolean'
),
'ids' => array(
'pageid' => 'integer',
'revid' => 'integer',
'parentid' => array(
ApiBase::PROP_TYPE => 'integer',
ApiBase::PROP_NULLABLE => true
)
),
'title' => array(
'ns' => 'namespace',
'title' => 'string'
),
'timestamp' => array(
'timestamp' => 'timestamp'
),
'flags' => array(
'new' => 'boolean',
'minor' => 'boolean',
'top' => 'boolean'
),
'comment' => array(
'commenthidden' => 'boolean',
'comment' => array(
ApiBase::PROP_TYPE => 'string',
ApiBase::PROP_NULLABLE => true
)
),
'parsedcomment' => array(
'commenthidden' => 'boolean',
'parsedcomment' => array(
ApiBase::PROP_TYPE => 'string',
ApiBase::PROP_NULLABLE => true
)
),
'patrolled' => array(
'patrolled' => 'boolean'
),
'size' => array(
'size' => array(
ApiBase::PROP_TYPE => 'integer',
ApiBase::PROP_NULLABLE => true
)
),
'sizediff' => array(
'sizediff' => array(
ApiBase::PROP_TYPE => 'integer',
ApiBase::PROP_NULLABLE => true
)
)
);
}
public function getDescription() {
return 'Get all edits by a user';
}
public function getPossibleErrors() {
return array_merge( parent::getPossibleErrors(), array(
array( 'code' => 'param_user', 'info' => 'User parameter may not be empty.' ),
array( 'code' => 'param_user', 'info' => 'User name user is not valid' ),
array( 'show' ),
array( 'code' => 'permissiondenied', 'info' => 'You need the patrol right to request the patrolled flag' ),
) );
}
public function getExamples() {
return array(
'api.php?action=query&list=usercontribs&ucuser=YurikBot',
'api.php?action=query&list=usercontribs&ucuserprefix=217.121.114.',
);
}
public function getHelpUrls() {
return 'https://www.mediawiki.org/wiki/API:Usercontribs';
}
}