<?php
/**
* @brief digest Task
* @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 08 May 2014
*/
namespace IPS\core\tasks;
/* 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;
}
/**
* digest Task
*/
class _digest extends \IPS\Task
{
/**
* Execute
*
* If ran successfully, should return anything worth logging. Only log something
* worth mentioning (don't log "task ran successfully"). Return NULL (actual NULL, not '' or 0) to not log (which will be most cases).
* If an error occurs which means the task could not finish running, throw an \IPS\Task\Exception - do not log an error as a normal log.
* Tasks should execute within the time of a normal HTTP request.
*
* @return mixed Message to log or NULL
* @throws \IPS\Task\Exception
*/
public function execute()
{
/* Doing daily or weekly this run? */
$frequencies = array( 'daily', 'weekly' );
$frequency = $frequencies[ array_rand( $frequencies ) ];
/* Grab some members to send digests to. */
$members = \IPS\Db::i()->select( 'follow_member_id, follow_notify_sent', 'core_follow', array( 'follow_notify_do=1 AND follow_notify_freq = ? AND follow_notify_sent < ?', $frequency, ( $frequency == 'daily' ) ? time() - 86400 : time() - 604800 ), 'follow_notify_sent ASC', array( 0, 50 ), NULL, NULL, \IPS\Db::SELECT_DISTINCT );
if( !count( $members ) )
{
/* Nothing to send */
return NULL;
}
$memberIDs = array();
foreach( $members as $member )
{
$memberIDs[] = $member['follow_member_id'];
}
/* Fetch the member's follows so we can build their digest */
$follows = \IPS\Db::i()->select( '*', 'core_follow', array( 'follow_notify_do=1 AND follow_notify_freq=? AND follow_notify_sent < ? AND ' . \IPS\Db::i()->in( 'follow_member_id', $memberIDs ), $frequency, time() - 86400 ), 'follow_notify_sent ASC, follow_app ASC, follow_area ASC' );
$groupedFollows = array();
foreach( $follows as $follow )
{
$groupedFollows[ $follow['follow_member_id'] ][ $follow['follow_app'] ][ $follow['follow_area'] ][] = $follow;
}
foreach( $groupedFollows as $id => $data )
{
$member = \IPS\Member::load( $id );
if( !$member->email )
{
continue;
}
/* Build it */
$digest = new \IPS\core\Digest\Digest;
$digest->member = $member;
$digest->frequency = $frequency;
$digest->build( $data );
/* Send it */
$digest->send();
}
return NULL;
}
/**
* Cleanup
*
* If your task takes longer than 15 minutes to run, this method
* will be called before execute(). Use it to clean up anything which
* may not have been done
*
* @return void
*/
public function cleanup()
{
}
}