<?php
/**
* @brief Background Task: Rebuild reputation leader board
* @author <a href='https://www.invisioncommunity.com'>Invision Power Services, Inc.</a>
* @copyright (c) Invision Power Services, Inc.
* @license https://www.invisioncommunity.com/legal/standards/
* @package Invision Community
* @since 13 Jun 2014
*/
namespace IPS\core\extensions\core\Queue;
/* To prevent PHP errors (extending class does not exist) revealing path */
if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
{
header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
exit;
}
/**
* Background Task: Rebuild Reputation leader board
*/
class _RebuildReputationLeaderboard
{
/**
* @brief Number of days to rebuild per cycle
*/
public $rebuild = 30;
/**
* Parse data before queuing
*
* @param array $data
* @return array
*/
public function preQueueData( $data )
{
try
{
$date = \IPS\Db::i()->select( 'MIN(rep_date)', 'core_reputation_index' )->first();
$data = array();
/* We work a day in arrears */
$oldest = \IPS\DateTime::ts( $date )->setTime( 12, 0 )->add( new \DateInterval('P1D') );
$newest = \IPS\DateTime::ts( time() )->setTime( 12, 0 );
$diff = $newest->diff( $oldest );
$data['count'] = $diff->days;
$data['date'] = $oldest->getTimeStamp();
$data['max'] = $newest->getTimeStamp();
}
catch( \Exception $ex )
{
throw new \OutOfRangeException;
}
if( $data['count'] == 0 )
{
return null;
}
return $data;
}
/**
* Run Background Task
*
* @param mixed $data Data as it was passed to \IPS\Task::queue()
* @param int $offset Offset
* @return int New offset
* @throws \IPS\Task\Queue\OutOfRangeException Indicates offset doesn't exist and thus task is complete
*/
public function run( &$data, $offset )
{
$done = 0;
for( $i = 0; $i < $this->rebuild; $i++ )
{
$timezone = new \DateTimeZone( \IPS\Settings::i()->reputation_timezone );
$start = \IPS\DateTime::ts( $data['date'], true )->setTimezone( $timezone )->sub( new \DateInterval('P1D') )->setTime( 0, 0, 1 );
$end = \IPS\DateTime::ts( $data['date'], true )->setTimezone( $timezone )->sub( new \DateInterval('P1D') )->setTime( 23, 59, 59 );
if ( $end->getTimeStamp() >= $data['max'] )
{
/* We're done */
throw new \IPS\Task\Queue\OutOfRangeException;
}
$position = 0;
/* Get top rated contributors */
$where = array();
$where[] = array( 'member_received > 0 AND rep_date BETWEEN ? and ?', $start->getTimeStamp(), $end->getTimeStamp() );
$where[] = \IPS\Db::i()->in( 'member_group_id', \IPS\Settings::i()->leaderboard_excluded_groups, TRUE );
foreach( \IPS\Db::i()->select( 'core_reputation_index.member_received as member, SUM(rep_rating) as rep', 'core_reputation_index', $where, 'rep DESC', 4, 'member' )->join( 'core_members', array( 'core_reputation_index.member_received = core_members.member_id' ) )->setKeyField('member')->setValueField('rep') as $member => $rep )
{
if ( $member and $rep )
{
\IPS\Db::i()->replace( 'core_reputation_leaderboard_history', array(
'leader_date' => $start->setTime( 12, 0 )->getTimeStamp(),
'leader_member_id' => $member,
'leader_position' => ++$position,
'leader_rep_total' => $rep
) );
}
}
/* Fill in the blanks */
if ( $position and $position < 5 )
{
while( $position < 4 )
{
\IPS\Db::i()->replace( 'core_reputation_leaderboard_history', array(
'leader_date' => $start->setTime( 12, 0 )->getTimeStamp() - $position,
'leader_member_id' => 0,
'leader_position' => ++$position,
'leader_rep_total' => 0
) );
}
}
$data['date'] = \IPS\DateTime::ts( $data['date'] )->add( new \DateInterval('P1D') )->getTimeStamp();
$done++;
}
if ( ! $done )
{
throw new \IPS\Task\Queue\OutOfRangeException;
}
return $done + $offset;
}
/**
* Get Progress
*
* @param mixed $data Data as it was passed to \IPS\Task::queue()
* @param int $offset Offset
* @return array( 'text' => 'Doing something...', 'complete' => 50 ) Text explaining task and percentage complete
* @throws \OutOfRangeException Indicates offset doesn't exist and thus task is complete
*/
public function getProgress( $data, $offset )
{
return array( 'text' => \IPS\Member::loggedIn()->language()->addToStack('rebuilding_reputation_leaderboard'), 'complete' => $data['count'] ? ( round( 100 / $data['count'] * $offset, 2 ) ) : 100 );
}
}