mediawiki-extensions-Echo/includes/special/NotificationPager.php

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<?php
/**
* This pager is used by Special:Notifications (NO-JS).
* The heavy-lifting is done by IndexPager (grand-parent to this class).
* It paginates on notification_event for a specific user, bundle_base=1, and the user's enabled event types.
*
* Class NotificationPager
*/
class NotificationPager extends ReverseChronologicalPager {
public function __construct() {
$dbFactory = MWEchoDbFactory::newFromDefault();
$this->mDb = $dbFactory->getEchoDb( DB_SLAVE );
parent::__construct();
}
function formatRow( $row ) {
$msg = "This pager does not support row formatting. Use 'getNotifications()' to get a list of EchoNotification objects.";
throw new Exception( $msg );
}
function getQueryInfo() {
$attributeManager = EchoAttributeManager::newFromGlobalVars();
$eventTypes = $attributeManager->getUserEnabledEvents( $this->getUser(), 'web' );
return array(
'tables' => array( 'echo_notification', 'echo_event' ),
'fields' => '*',
'conds' => array(
'notification_user' => $this->getUser()->getId(),
'notification_bundle_base' => 1,
'event_type' => $eventTypes,
),
'options' => array(),
'join_conds' =>
array( 'echo_event' =>
array(
'JOIN',
'notification_event=event_id',
),
),
);
}
public function getNotifications() {
if ( !$this->mQueryDone ) {
$this->doQuery();
}
$notifications = array();
foreach ( $this->mResult as $row ) {
$notifications[] = EchoNotification::newFromRow( $row );
}
// get rid of the overfetched
if ( count( $notifications ) > $this->getLimit() ) {
array_pop( $notifications );
}
if ( $this->mIsBackwards ) {
$notifications = array_reverse( $notifications );
}
return $notifications;
}
function getIndexField() {
return 'notification_event';
}
}