<?php
/**
* @brief rssimport 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
* @subpackage Forums
* @since 05 Feb 2014
*/
namespace IPS\forums\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;
}
/**
* rssimport Task
*/
class _rssimport 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()
{
$timeCheck = new \IPS\DateTime;
$timeCheck->sub( new \DateInterval( 'PT10M' ) );
$this->runUntilTimeout(function() use ( $timeCheck ) {
try
{
$feed = \IPS\forums\Feed::constructFromData( \IPS\Db::i()->select( '*', 'forums_rss_import', array( 'rss_import_enabled=1 AND rss_import_last_import<?', $timeCheck->getTimestamp() ), 'rss_import_last_import ASC', 1 )->first() );
$feed->run();
}
/* There's nothing more left to process */
catch ( \UnderflowException $e )
{
/* Check to see if there are any feeds.. If no feed, we can disable the task */
if( !\IPS\Db::i()->select( 'count(rss_import_id)', 'forums_rss_import', array( 'rss_import_enabled=1' ), NULL, 1 )->first() )
{
\IPS\Db::i()->update( 'core_tasks', array( 'enabled' => 0 ), array( '`key`=?', 'rssimport' ) );
}
/* No further processing needed */
return FALSE;
}
/* Any other exception means an error which should be logged */
catch ( \Exception $e )
{
/* If there is an error, we need to log it but the error should not prevent other feeds from importing */
if ( isset( $feed ) AND ( $feed instanceof \IPS\forums\Feed ) )
{
$feed->last_import = time();
$feed->save();
}
throw new \IPS\Task\Exception( $this, $e->getMessage() );
}
/* Run again to see if there's anything left */
return TRUE;
});
}
/**
* 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()
{
}
}