4 * Created on Sep 25, 2006
6 * API for MediaWiki 1.8+
8 * Copyright (C) 2006 Yuri Astrakhan <Firstname><Lastname>@gmail.com
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 recently modified pages
33 * that are part of the logged-in user's watchlist.
37 class ApiQueryWatchlist
extends ApiQueryGeneratorBase
{
39 public function __construct($query, $moduleName) {
40 parent
:: __construct($query, $moduleName, 'wl');
43 public function execute() {
47 public function executeGenerator($resultPageSet) {
48 $this->run($resultPageSet);
51 private $fld_ids = false, $fld_title = false, $fld_patrol = false, $fld_flags = false,
52 $fld_timestamp = false, $fld_user = false, $fld_comment = false, $fld_sizes = false;
54 private function run($resultPageSet = null) {
55 global $wgUser, $wgDBtype;
57 $this->selectNamedDB('watchlist', DB_SLAVE
, 'watchlist');
59 if (!$wgUser->isLoggedIn())
60 $this->dieUsage('You must be logged-in to have a watchlist', 'notloggedin');
62 $allrev = $start = $end = $namespace = $dir = $limit = $prop = null;
63 extract($this->extractRequestParams());
65 if (!is_null($prop) && is_null($resultPageSet)) {
67 $prop = array_flip($prop);
69 $this->fld_ids
= isset($prop['ids']);
70 $this->fld_title
= isset($prop['title']);
71 $this->fld_flags
= isset($prop['flags']);
72 $this->fld_user
= isset($prop['user']);
73 $this->fld_comment
= isset($prop['comment']);
74 $this->fld_timestamp
= isset($prop['timestamp']);
75 $this->fld_sizes
= isset($prop['sizes']);
76 $this->fld_patrol
= isset($prop['patrol']);
78 if ($this->fld_patrol
) {
79 global $wgUseRCPatrol, $wgUser;
80 if (!$wgUseRCPatrol ||
!$wgUser->isAllowed('patrol'))
81 $this->dieUsage('patrol property is not available', 'patrol');
85 if (is_null($resultPageSet)) {
86 $this->addFields(array (
94 $this->addFieldsIf('rc_new', $this->fld_flags
);
95 $this->addFieldsIf('rc_minor', $this->fld_flags
);
96 $this->addFieldsIf('rc_user', $this->fld_user
);
97 $this->addFieldsIf('rc_user_text', $this->fld_user
);
98 $this->addFieldsIf('rc_comment', $this->fld_comment
);
99 $this->addFieldsIf('rc_patrolled', $this->fld_patrol
);
100 $this->addFieldsIf('rc_old_len', $this->fld_sizes
);
101 $this->addFieldsIf('rc_new_len', $this->fld_sizes
);
104 $this->addFields(array (
111 $this->addFields(array (
119 $this->addTables(array (
125 $userId = $wgUser->getID();
126 $this->addWhere(array (
127 'wl_namespace = rc_namespace',
128 'wl_title = rc_title',
129 'rc_cur_id = page_id',
130 'wl_user' => $userId,
134 $this->addWhereRange('rc_timestamp', $dir, $start, $end);
135 $this->addWhereFld('wl_namespace', $namespace);
136 $this->addWhereIf('rc_this_oldid=page_latest', !$allrev);
138 # This is a index optimization for mysql, as done in the Special:Watchlist page
139 $this->addWhereIf("rc_timestamp > ''", !isset ($start) && !isset ($end) && $wgDBtype == 'mysql');
141 $this->addOption('LIMIT', $limit +
1);
145 $res = $this->select(__METHOD__
);
147 $db = $this->getDB();
148 while ($row = $db->fetchObject($res)) {
149 if (++
$count > $limit) {
150 // We've reached the one extra which shows that there are additional pages to be had. Stop here...
151 $this->setContinueEnumParameter('start', wfTimestamp(TS_ISO_8601
, $row->rc_timestamp
));
155 if (is_null($resultPageSet)) {
156 $vals = $this->extractRowInfo($row);
161 $data[] = intval($row->rc_this_oldid
);
163 $data[] = intval($row->rc_cur_id
);
168 $db->freeResult($res);
170 if (is_null($resultPageSet)) {
171 $this->getResult()->setIndexedTagName($data, 'item');
172 $this->getResult()->addValue('query', $this->getModuleName(), $data);
175 $resultPageSet->populateFromRevisionIDs($data);
177 $resultPageSet->populateFromPageIDs($data);
181 private function extractRowInfo($row) {
185 if ($this->fld_ids
) {
186 $vals['pageid'] = intval($row->rc_cur_id
);
187 $vals['revid'] = intval($row->rc_this_oldid
);
190 if ($this->fld_title
)
191 ApiQueryBase
:: addTitleInfo($vals, Title
:: makeTitle($row->rc_namespace
, $row->rc_title
));
193 if ($this->fld_user
) {
194 $vals['user'] = $row->rc_user_text
;
199 if ($this->fld_flags
) {
206 if ($this->fld_patrol
&& isset($row->rc_patrolled
))
207 $vals['patrolled'] = '';
209 if ($this->fld_timestamp
)
210 $vals['timestamp'] = wfTimestamp(TS_ISO_8601
, $row->rc_timestamp
);
212 $this->addFieldsIf('rc_new_len', $this->fld_sizes
);
214 if ($this->fld_sizes
) {
215 $vals['oldlen'] = intval($row->rc_old_len
);
216 $vals['newlen'] = intval($row->rc_new_len
);
219 if ($this->fld_comment
&& !empty ($row->rc_comment
))
220 $vals['comment'] = $row->rc_comment
;
225 protected function getAllowedParams() {
229 ApiBase
:: PARAM_TYPE
=> 'timestamp'
232 ApiBase
:: PARAM_TYPE
=> 'timestamp'
234 'namespace' => array (
235 ApiBase
:: PARAM_ISMULTI
=> true,
236 ApiBase
:: PARAM_TYPE
=> 'namespace'
239 ApiBase
:: PARAM_DFLT
=> 'older',
240 ApiBase
:: PARAM_TYPE
=> array (
246 ApiBase
:: PARAM_DFLT
=> 10,
247 ApiBase
:: PARAM_TYPE
=> 'limit',
248 ApiBase
:: PARAM_MIN
=> 1,
249 ApiBase
:: PARAM_MAX
=> ApiBase
:: LIMIT_BIG1
,
250 ApiBase
:: PARAM_MAX2
=> ApiBase
:: LIMIT_BIG2
253 APIBase
:: PARAM_ISMULTI
=> true,
254 APIBase
:: PARAM_DFLT
=> 'ids|title|flags',
255 APIBase
:: PARAM_TYPE
=> array (
269 protected function getParamDescription() {
271 'allrev' => 'Include multiple revisions of the same page within given timeframe.',
272 'start' => 'The timestamp to start enumerating from.',
273 'end' => 'The timestamp to end enumerating.',
274 'namespace' => 'Filter changes to only the given namespace(s).',
275 'dir' => 'In which direction to enumerate pages.',
276 'limit' => 'How many total pages to return per request.',
277 'prop' => 'Which additional items to get (non-generator mode only).'
281 protected function getDescription() {
285 protected function getExamples() {
287 'api.php?action=query&list=watchlist',
288 'api.php?action=query&list=watchlist&wlprop=ids|title|timestamp|user|comment',
289 'api.php?action=query&list=watchlist&wlallrev&wlprop=ids|title|timestamp|user|comment',
290 'api.php?action=query&generator=watchlist&prop=info',
291 'api.php?action=query&generator=watchlist&gwlallrev&prop=revisions&rvprop=timestamp|user'
295 public function getVersion() {
296 return __CLASS__
. ': $Id$';