137 lines
3.4 KiB
PHP
137 lines
3.4 KiB
PHP
<?php
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/**
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* @file optimize.php Task to optimize database tables daily
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*~TERABYTE_DOC_READY~
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* $Copyright: (c) 2001 - 2011 Invision Power Services, Inc.$
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* $License: http://www.invisionpower.com/company/standards.php#license$
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* $Author: bfarber $
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* @since -
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* $LastChangedDate: 2012-06-12 10:14:49 -0400 (Tue, 12 Jun 2012) $
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* @version v3.3.4
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* $Revision: 10914 $
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*/
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if ( ! defined( 'IN_IPB' ) )
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{
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print "<h1>Incorrect access</h1>You cannot access this file directly. If you have recently upgraded, make sure you upgraded all the relevant files.";
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exit();
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}
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/**
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*
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* @class task_item
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* @brief Task to optimize database tables daily
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*
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*/
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class task_item
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{
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/**
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* Tables to optimize. Initially I was just going to run
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* optimize tables query against all tables, but Charles
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* prefers this static list of tables, and so it shall be.
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*
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* @var $charlesTables
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*/
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protected $charlesTables = array( 'core_item_markers',
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'core_item_markers_storage',
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'inline_notifications',
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'cache_store',
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'content_cache_posts',
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);
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/**
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* Object that stores the parent task manager class
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*
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* @var $class
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*/
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protected $class;
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/**
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* Array that stores the task data
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*
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* @var $task
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*/
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protected $task = array();
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/**
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* Registry Object Shortcuts
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*
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* @var $registry
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* @var $DB
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* @var $lang
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*/
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protected $registry;
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protected $DB;
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protected $lang;
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/**
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* Constructor
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*
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* @param object $registry Registry object
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* @param object $class Task manager class object
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* @param array $task Array with the task data
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* @return @e void
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*/
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public function __construct( ipsRegistry $registry, $class, $task )
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{
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/* Make registry objects */
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$this->registry = $registry;
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$this->DB = $this->registry->DB();
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$this->lang = $this->registry->getClass('class_localization');
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$this->class = $class;
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$this->task = $task;
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}
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/**
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* Run this task
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*
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* @return @e void
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*/
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public function runTask()
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{
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/* Not needed for mssql as per #23105 bug */
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if ( ipsRegistry::dbFunctions()->getDriverType() != 'mysql' )
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{
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$this->class->unlockTask( $this->task );
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return;
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}
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/* Get tables and optimize */
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$tables = $this->charlesTables;
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$_tables = array();
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if( is_array($tables) AND count($tables) )
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{
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/* InnoDB is a no-no! :o */
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$this->DB->query( "SHOW TABLE STATUS" );
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while( $tbl = $this->DB->fetch() )
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{
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if ( ! empty($tbl['Name']) && in_array( $tbl['Name'], $tables ) && strtolower($tbl['Engine']) != 'innodb' )
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{
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$_tables[] = $tbl['Name'];
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}
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}
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/* Was everything a no-no? :( */
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if( count($_tables) )
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{
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$PRE = ipsRegistry::dbFunctions()->getPrefix();
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foreach( $_tables as $_table )
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{
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$this->DB->query( "OPTIMIZE TABLE {$PRE}{$_table}" );
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$this->DB->query( "ANALYZE TABLE {$PRE}{$_table}" );
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}
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}
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}
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/* Log to log table - modify but dont delete */
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$this->registry->getClass('class_localization')->loadLanguageFile( array( 'public_global' ), 'core' );
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$this->class->appendTaskLog( $this->task, sprintf( $this->lang->words['task__optimizedtables'], count($_tables) ) );
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/* Unlock Task: DO NOT MODIFY! */
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$this->class->unlockTask( $this->task );
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}
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} |