3 * This program is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation; either version 2 of the License, or
6 * (at your option) any later version.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License along
14 * with this program; if not, write to the Free Software Foundation, Inc.,
15 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
16 * http://www.gnu.org/copyleft/gpl.html
23 * Job for updating user activity like "last viewed" timestamps
25 * Job parameters include:
26 * - type: one of (updateWatchlistNotification) [required]
27 * - userid: affected user ID [required]
28 * - notifTime: timestamp to set watchlist entries to [required]
29 * - curTime: UNIX timestamp of the event that triggered this job [required]
34 class ActivityUpdateJob
extends Job
{
35 function __construct( Title
$title, array $params ) {
36 parent
::__construct( 'activityUpdateJob', $title, $params );
38 static $required = [ 'type', 'userid', 'notifTime', 'curTime' ];
39 $missing = implode( ', ', array_diff( $required, array_keys( $this->params
) ) );
40 if ( $missing != '' ) {
41 throw new InvalidArgumentException( "Missing paramter(s) $missing" );
44 $this->removeDuplicates
= true;
47 public function run() {
48 if ( $this->params
['type'] === 'updateWatchlistNotification' ) {
49 $this->updateWatchlistNotification();
51 throw new InvalidArgumentException( "Invalid 'type' '{$this->params['type']}'." );
57 protected function updateWatchlistNotification() {
58 $casTimestamp = ( $this->params
['notifTime'] !== null )
59 ?
$this->params
['notifTime']
60 : $this->params
['curTime'];
62 $dbw = wfGetDB( DB_MASTER
);
63 $dbw->update( 'watchlist',
65 'wl_notificationtimestamp' => $dbw->timestampOrNull( $this->params
['notifTime'] )
68 'wl_user' => $this->params
['userid'],
69 'wl_namespace' => $this->title
->getNamespace(),
70 'wl_title' => $this->title
->getDBkey(),
71 // Add a "check and set" style comparison to handle conflicts.
72 // The inequality always avoids updates when the current value
73 // is already NULL per ANSI SQL. This is desired since NULL means
74 // that the user is "caught up" on edits already. When the field
75 // is non-NULL, make sure not to set it back in time or set it to
76 // NULL when newer revisions were in fact added to the page.
77 'wl_notificationtimestamp < ' . $dbw->addQuotes( $dbw->timestamp( $casTimestamp ) )