dailycleanout.php

来自「sabreipb 2.1.6 utf-8中文版本！」· PHP 代码 · 共 131 行

<?php

/*
+--------------------------------------------------------------------------
|   Invision Power Board v2.1.5
|   =============================================
|   by Matthew Mecham
|   (c) 2001 - 2005 Invision Power Services, Inc.
|   
|   =============================================
|   Web: 
|   Time: Wed, 01 Mar 2006 19:11:30 GMT
|   Release: 
|   Licence Info: 
+---------------------------------------------------------------------------
|   > $Date: 2005-10-10 14:08:54 +0100 (Mon, 10 Oct 2005) $
|   > $Revision: 23 $
|   > $Author: matt $
+---------------------------------------------------------------------------
|
|   > TASK SCRIPT: Test
|   > Script written by Matt Mecham
|   > Date started: 28th January 2004
|
+--------------------------------------------------------------------------
*/

//-----------------------------------------
// THIS TASKS OPERATIONS:
// Prunes back subscribed topics...
//+--------------------------------------------------------------------------

if ( ! defined( 'IN_IPB' ) )
{
	print "<h1>Incorrect access</h1>You cannot access this file directly. If you have recently upgraded, make sure you upgraded all the relevant files.";
	exit();
}

class task_item
{
	var $class     = "";
	var $root_path = "";
	var $task      = "";
	
	/*-------------------------------------------------------------------------*/
	// Our 'auto_run' function
	// ADD CODE HERE
	/*-------------------------------------------------------------------------*/
	
	function run_task()
	{
		//-----------------------------------------
		// Delete old subscriptions
		//-----------------------------------------
		
		$deleted = 0;
		$trids   = array();
		
		if ($this->ipsclass->vars['subs_autoprune'] > 0)
 		{
			$time = time() - ($this->ipsclass->vars['subs_autoprune'] * 86400);
			
			$this->ipsclass->DB->cache_add_query( 'ucp_tracker_prune', array( 'time' => $time ) );
			$this->ipsclass->DB->cache_exec_query();
			
			while ( $r = $this->ipsclass->DB->fetch_row() )
			{
				$trids[] = $r['trid'];
			}
			
			if (count($trids) > 0)
			{
				$this->ipsclass->DB->simple_exec_query( array( 'delete' => 'tracker', 'where' => "trid IN (".implode(",",$trids).")" ) );
			}
			
			$deleted = intval( count($trids) );
 		}
 		
 		//-----------------------------------------
 		// Remove read topics
 		//-----------------------------------------
 		
 		$this->ipsclass->vars['db_topic_read_cutoff'] = intval($this->ipsclass->vars['db_topic_read_cutoff']);
 		
 		if ( $this->ipsclass->vars['db_topic_read_cutoff'] > 0 )
 		{
 			$time = time() - ( $this->ipsclass->vars['db_topic_read_cutoff'] * 86400 );
 			
 			$this->ipsclass->DB->simple_exec_query( array( 'delete' => 'topics_read', 'where' => "read_date < $time" ) );
 			
 			$topics_deleted = $this->ipsclass->DB->get_affected_rows();
 		}
		
		//-----------------------------------------
		// Log to log table - modify but dont delete
		//-----------------------------------------
		
		$this->class->append_task_log( $this->task, "$deleted subscriptions pruned and {$topics_deleted} db read topic entries deleted" );
		
		//-----------------------------------------
		// Unlock Task: DO NOT MODIFY!
		//-----------------------------------------
		
		$this->class->unlock_task( $this->task );
	}
	
	/*-------------------------------------------------------------------------*/
	// register_class
	// LEAVE ALONE
	/*-------------------------------------------------------------------------*/
	
	function register_class(&$class)
	{
		$this->class     = $class;
		$this->ipsclass  =& $class->ipsclass;
		$this->root_path = $this->class->root_path;
	}
	
	/*-------------------------------------------------------------------------*/
	// pass_task
	// LEAVE ALONE
	/*-------------------------------------------------------------------------*/
	
	function pass_task( $this_task )
	{
		$this->task = $this_task;
	}
	
	
}
?>