3f4072ac641d419db8c2c90e70c4a94821e23712
4 * Created on Oct 4, 2008
6 * API for MediaWiki 1.8+
8 * Copyright (C) 2008 Roan Kattouw <Firstname>.<Lastname>@home.nl
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License along
21 * with this program; if not, write to the Free Software Foundation, Inc.,
22 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23 * http://www.gnu.org/copyleft/gpl.html
26 if ( !defined( 'MEDIAWIKI' ) ) {
27 // Eclipse helper - will be ignored in production
28 require_once ( 'ApiQueryBase.php' );
32 * This query action allows clients to retrieve a list of pages
33 * on the logged-in user's watchlist.
37 class ApiQueryWatchlistRaw
extends ApiQueryGeneratorBase
{
39 public function __construct( $query, $moduleName ) {
40 parent
:: __construct( $query, $moduleName, 'wr' );
43 public function execute() {
47 public function executeGenerator( $resultPageSet ) {
48 $this->run( $resultPageSet );
51 private function run( $resultPageSet = null ) {
54 $this->selectNamedDB( 'watchlist', DB_SLAVE
, 'watchlist' );
56 if ( !$wgUser->isLoggedIn() )
57 $this->dieUsage( 'You must be logged-in to have a watchlist', 'notloggedin' );
58 $params = $this->extractRequestParams();
59 $prop = array_flip( (array)$params['prop'] );
60 $show = array_flip( (array)$params['show'] );
61 if ( isset( $show['changed'] ) && isset( $show['!changed'] ) )
62 $this->dieUsageMsg( array( 'show' ) );
64 $this->addTables( 'watchlist' );
65 $this->addFields( array( 'wl_namespace', 'wl_title' ) );
66 $this->addFieldsIf( 'wl_notificationtimestamp', isset( $prop['changed'] ) );
67 $this->addWhereFld( 'wl_user', $wgUser->getId() );
68 $this->addWhereFld( 'wl_namespace', $params['namespace'] );
69 $this->addWhereIf( 'wl_notificationtimestamp IS NOT NULL', isset( $show['changed'] ) );
70 $this->addWhereIf( 'wl_notificationtimestamp IS NULL', isset( $show['!changed'] ) );
72 if ( isset( $params['continue'] ) )
74 $cont = explode( '|', $params['continue'] );
75 if ( count( $cont ) != 2 )
76 $this->dieUsage( "Invalid continue param. You should pass the " .
77 "original value returned by the previous query", "_badcontinue" );
78 $ns = intval( $cont[0] );
79 $title = $this->getDB()->strencode( $this->titleToKey( $cont[1] ) );
80 $this->addWhere( "wl_namespace > '$ns' OR " .
81 "(wl_namespace = '$ns' AND " .
82 "wl_title >= '$title')" );
85 // Don't ORDER BY wl_namespace if it's constant in the WHERE clause
86 if ( count( $params['namespace'] ) == 1 )
87 $this->addOption( 'ORDER BY', 'wl_title' );
89 $this->addOption( 'ORDER BY', 'wl_namespace, wl_title' );
90 $this->addOption( 'LIMIT', $params['limit'] +
1 );
91 $res = $this->select( __METHOD__
);
96 while ( $row = $db->fetchObject( $res ) )
98 if ( ++
$count > $params['limit'] )
100 // We've reached the one extra which shows that there are additional pages to be had. Stop here...
101 $this->setContinueEnumParameter( 'continue', $row->wl_namespace
. '|' .
102 $this->keyToTitle( $row->wl_title
) );
105 $t = Title
::makeTitle( $row->wl_namespace
, $row->wl_title
);
107 if ( is_null( $resultPageSet ) )
110 ApiQueryBase
::addTitleInfo( $vals, $t );
111 if ( isset( $prop['changed'] ) && !is_null( $row->wl_notificationtimestamp
) )
112 $vals['changed'] = wfTimestamp( TS_ISO_8601
, $row->wl_notificationtimestamp
);
113 $fit = $this->getResult()->addValue( $this->getModuleName(), null, $vals );
116 $this->setContinueEnumParameter( 'continue', $row->wl_namespace
. '|' .
117 $this->keyToTitle( $row->wl_title
) );
124 if ( is_null( $resultPageSet ) )
125 $this->getResult()->setIndexedTagName_internal( $this->getModuleName(), 'wr' );
127 $resultPageSet->populateFromTitles( $titles );
130 public function getAllowedParams() {
133 'namespace' => array (
134 ApiBase
:: PARAM_ISMULTI
=> true,
135 ApiBase
:: PARAM_TYPE
=> 'namespace'
138 ApiBase
:: PARAM_DFLT
=> 10,
139 ApiBase
:: PARAM_TYPE
=> 'limit',
140 ApiBase
:: PARAM_MIN
=> 1,
141 ApiBase
:: PARAM_MAX
=> ApiBase
:: LIMIT_BIG1
,
142 ApiBase
:: PARAM_MAX2
=> ApiBase
:: LIMIT_BIG2
145 ApiBase
:: PARAM_ISMULTI
=> true,
146 ApiBase
:: PARAM_TYPE
=> array (
151 ApiBase
:: PARAM_ISMULTI
=> true,
152 ApiBase
:: PARAM_TYPE
=> array (
160 public function getParamDescription() {
162 'continue' => 'When more results are available, use this to continue',
163 'namespace' => 'Only list pages in the given namespace(s).',
164 'limit' => 'How many total results to return per request.',
165 'prop' => 'Which additional properties to get (non-generator mode only).',
166 'show' => 'Only list items that meet these criteria.',
170 public function getDescription() {
171 return "Get all pages on the logged in user's watchlist";
174 public function getPossibleErrors() {
175 return array_merge( parent
::getPossibleErrors(), array(
176 array( 'code' => 'notloggedin', 'info' => 'You must be logged-in to have a watchlist' ),
181 protected function getExamples() {
183 'api.php?action=query&list=watchlistraw',
184 'api.php?action=query&generator=watchlistraw&gwrshow=changed&prop=revisions',
188 public function getVersion() {
189 return __CLASS__
. ': $Id$';