1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
|
<?php
/**
*
*
* Created on Oct 4, 2008
*
* Copyright © 2008 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
* 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 allows clients to retrieve a list of pages
* on the logged-in user's watchlist.
*
* @ingroup API
*/
class ApiQueryWatchlistRaw extends ApiQueryGeneratorBase {
public function __construct( ApiQuery $query, $moduleName ) {
parent::__construct( $query, $moduleName, 'wr' );
}
public function execute() {
$this->run();
}
public function executeGenerator( $resultPageSet ) {
$this->run( $resultPageSet );
}
/**
* @param ApiPageSet $resultPageSet
* @return void
*/
private function run( $resultPageSet = null ) {
$this->selectNamedDB( 'watchlist', DB_SLAVE, 'watchlist' );
$params = $this->extractRequestParams();
$user = $this->getWatchlistUser( $params );
$prop = array_flip( (array)$params['prop'] );
$show = array_flip( (array)$params['show'] );
if ( isset( $show['changed'] ) && isset( $show['!changed'] ) ) {
$this->dieUsageMsg( 'show' );
}
$this->addTables( 'watchlist' );
$this->addFields( array( 'wl_namespace', 'wl_title' ) );
$this->addFieldsIf( 'wl_notificationtimestamp', isset( $prop['changed'] ) );
$this->addWhereFld( 'wl_user', $user->getId() );
$this->addWhereFld( 'wl_namespace', $params['namespace'] );
$this->addWhereIf( 'wl_notificationtimestamp IS NOT NULL', isset( $show['changed'] ) );
$this->addWhereIf( 'wl_notificationtimestamp IS NULL', isset( $show['!changed'] ) );
if ( isset( $params['continue'] ) ) {
$cont = explode( '|', $params['continue'] );
$this->dieContinueUsageIf( count( $cont ) != 2 );
$ns = intval( $cont[0] );
$this->dieContinueUsageIf( strval( $ns ) !== $cont[0] );
$title = $this->getDB()->addQuotes( $cont[1] );
$op = $params['dir'] == 'ascending' ? '>' : '<';
$this->addWhere(
"wl_namespace $op $ns OR " .
"(wl_namespace = $ns AND " .
"wl_title $op= $title)"
);
}
$sort = ( $params['dir'] == 'descending' ? ' DESC' : '' );
// Don't ORDER BY wl_namespace if it's constant in the WHERE clause
if ( count( $params['namespace'] ) == 1 ) {
$this->addOption( 'ORDER BY', 'wl_title' . $sort );
} else {
$this->addOption( 'ORDER BY', array(
'wl_namespace' . $sort,
'wl_title' . $sort
) );
}
$this->addOption( 'LIMIT', $params['limit'] + 1 );
$res = $this->select( __METHOD__ );
$titles = array();
$count = 0;
foreach ( $res as $row ) {
if ( ++$count > $params['limit'] ) {
// We've reached the one extra which shows that there are
// additional pages to be had. Stop here...
$this->setContinueEnumParameter( 'continue', $row->wl_namespace . '|' . $row->wl_title );
break;
}
$t = Title::makeTitle( $row->wl_namespace, $row->wl_title );
if ( is_null( $resultPageSet ) ) {
$vals = array();
ApiQueryBase::addTitleInfo( $vals, $t );
if ( isset( $prop['changed'] ) && !is_null( $row->wl_notificationtimestamp ) ) {
$vals['changed'] = wfTimestamp( TS_ISO_8601, $row->wl_notificationtimestamp );
}
$fit = $this->getResult()->addValue( $this->getModuleName(), null, $vals );
if ( !$fit ) {
$this->setContinueEnumParameter( 'continue', $row->wl_namespace . '|' . $row->wl_title );
break;
}
} else {
$titles[] = $t;
}
}
if ( is_null( $resultPageSet ) ) {
$this->getResult()->setIndexedTagName_internal( $this->getModuleName(), 'wr' );
} else {
$resultPageSet->populateFromTitles( $titles );
}
}
public function getAllowedParams() {
return array(
'continue' => null,
'namespace' => array(
ApiBase::PARAM_ISMULTI => true,
ApiBase::PARAM_TYPE => 'namespace'
),
'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
),
'prop' => array(
ApiBase::PARAM_ISMULTI => true,
ApiBase::PARAM_TYPE => array(
'changed',
)
),
'show' => array(
ApiBase::PARAM_ISMULTI => true,
ApiBase::PARAM_TYPE => array(
'changed',
'!changed',
)
),
'owner' => array(
ApiBase::PARAM_TYPE => 'user'
),
'token' => array(
ApiBase::PARAM_TYPE => 'string'
),
'dir' => array(
ApiBase::PARAM_DFLT => 'ascending',
ApiBase::PARAM_TYPE => array(
'ascending',
'descending'
),
),
);
}
public function getParamDescription() {
return array(
'continue' => 'When more results are available, use this to continue',
'namespace' => 'Only list pages in the given namespace(s)',
'limit' => 'How many total results to return per request',
'prop' => array(
'Which additional properties to get (non-generator mode only)',
' changed - Adds timestamp of when the user was last notified about the edit',
),
'show' => 'Only list items that meet these criteria',
'owner' => 'The name of the user whose watchlist you\'d like to access',
'token' => 'Give a security token (settable in preferences) to allow ' .
'access to another user\'s watchlist',
'dir' => 'Direction to sort the titles and namespaces in',
);
}
public function getDescription() {
return "Get all pages on the logged in user's watchlist.";
}
public function getExamples() {
return array(
'api.php?action=query&list=watchlistraw',
'api.php?action=query&generator=watchlistraw&gwrshow=changed&prop=revisions',
);
}
public function getHelpUrls() {
return 'https://www.mediawiki.org/wiki/API:Watchlistraw';
}
}
|
