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Current File : //proc/self/cwd/wp-content/plugins/rvg-optimize-database/rvg-optimize-database.php

<?php
/**
 * @package Optimize Database after Deleting Revisions
 * @version 5.1
 */
/*
Plugin Name: Optimize Database after Deleting Revisions
Plugin URI: http://cagewebdev.com/optimize-database-after-deleting-revisions-wordpress-plugin/
Description: Optimizes the Wordpress Database after Cleaning it out
Author: CAGE Web Design | Rolf van Gelder, Eindhoven, The Netherlands
Author URI: http://cagewebdev.com
Network: True
Version: 5.1
*/

/********************************************************************************************
 *
 *	MAIN CLASS
 *
 ********************************************************************************************/
 
//v5.0.10
$action = '';
if(isset($_REQUEST['action'])) {
	$action = $_REQUEST['action'];
}
if ($action == 'analyze_summary' ||
	$action == 'analyze_detail' ||
	$action == 'run_summary' ||
	$action == 'run_detail') {
	@set_time_limit(4*3600);
} else {
	// GET DEFAULT VALUE FROM PHP.INI
	$max = ini_get('max_execution_time');
	@set_time_limit($max);
}
// CREATE INSTANCE
global $odb_class;
$odb_class = new OptimizeDatabase();

class OptimizeDatabase {
	// VERSION
	var $odb_version           = '5.1';
	var $odb_release_date      = '08/03/2023';

	// PLUGIN OPTIONS
	var $odb_rvg_options       = array();
	
	// EXCLUDED TABLES
	var $odb_rvg_excluded_tabs = array();

	// MULTISITE STRUCTURE
	var $odb_ms_prefixes       = array();
	
	// DATABASE TABLES
	var $odb_tables            = array();
	
	// MINIFYING?
	var $odb_minify;
	
	// MAIN PLUGIN FILE
	var $odb_main_file         = 'rvg-optimize-database/rvg-optimize-database.php';
	
	// LOCALIZATION
	var $odb_txt_domain        = 'rvg-optimize-database';

	// CURRENT SITE DATE (yyyymmddHHiiss) AND UNIX TIMESTAMP, BASED ON TIMEZONE OF THE SITE
	// v4.4.3
	var $odb_current_date;
	var $odb_timestamp;
	var $odb_last_run_seconds;
	
	// PLUGIN
	var $odb_plugin_url;
	var $odb_plugin_path;
	
	// DATABASE TABLE FOR LOGGING
	// v4.6
	var $odb_logtable_name;
	
	// OBJECTS
	var $odb_cleaner_obj;
	var $odb_displayer_obj;
	var $odb_logger_obj;
	var $odb_multisite_obj;
	var $odb_scheduler_obj;
	var $odb_utilities_obj;
	
	// PAGE TIMER
	var	$odb_start_time;

	/*******************************************************************************
	 *
	 * 	CONSTRUCTOR
	 *
	 *******************************************************************************/
	function __construct() {
		// INITIALIZE PLUGIN
		add_action('init', array(&$this, 'odb_init'));
	} // __construct()
	
	
	/*******************************************************************************
	 * 	INITIALIZE PLUGIN
	 *******************************************************************************/	
	function odb_init() {
		// LOAD CLASSES
		$this->odb_classes();

		// URLS AND DIRECTORIES
		$this->odb_urls_dirs();

		// 5.0.8 THIS MAY NOT THIS MAY NOT EVEN BE NECESSARY ANYMORE
		if ($this->odb_is_relevant_page()) {
		    $this->odb_create_log_table();
		}

		// GET (MULTI-SITE) NETWORK INFORMATION	
		$this->odb_multisite_obj->odb_ms_network_info();
						
		// LOAD OPTIONS
		$this->odb_load_options();		
		
		// INITIALIZE WORDPRESS HOOKS
		$this->odb_init_hooks();
			
		// GET EXCLUDED TABLES FROM SETTINGS
		$this->odb_rvg_excluded_tabs = $this->odb_multisite_obj->odb_ms_get_option('odb_rvg_excluded_tabs');
		
		// USE THE NON-MINIFIED VERSION OF SCRIPTS AND STYLE SHEETS WHILE DEBUGGING
		$this->odb_minify = (defined('WP_DEBUG') && WP_DEBUG) ? '' : '.min';
		
		// LOAD STYLE SHEET (ONLY ON RELEVANT PAGES)
		// v4.0.3
		if($this->odb_is_relevant_page()) {
			wp_register_style('odb-style'.$this->odb_version, plugins_url('css/style'.$this->odb_minify.'.css', __FILE__));
			wp_enqueue_style('odb-style'.$this->odb_version);
		} // if($this->odb_is_relevant_page())

		if(defined('RUN_OPTIMIZE_DATABASE') && RUN_OPTIMIZE_DATABASE == 1) $this->odb_start(true);
	} // odb_init()


	/*******************************************************************************
	 *
	 * 	LOAD AND INITIALIZE CLASSES
	 *
	 *******************************************************************************/		
	function odb_classes() {
		// LOAD CLASSES
		include_once('classes/odb-cleaner.php');
		include_once('classes/odb-displayer.php');
		include_once('classes/odb-logger.php');
		include_once('classes/odb-multisite.php');
		include_once('classes/odb-scheduler.php');
		include_once('classes/odb-utilities.php');
		
		// CREATE INSTANCES
		$this->odb_cleaner_obj   = new ODB_Cleaner();
		$this->odb_displayer_obj = new ODB_Displayer();
		$this->odb_logger_obj    = new ODB_Logger();
		$this->odb_multisite_obj = new ODB_MultiSite();		
		$this->odb_scheduler_obj = new ODB_Scheduler();
		$this->odb_utilities_obj = new ODB_Utilities();
	} // odb_classes()


	/*******************************************************************************
	 *
	 * 	INITIALIZE URLS AND DIRECTORIES
	 *
	 *******************************************************************************/	
	function odb_urls_dirs() {
		$this->odb_plugin_url         = plugins_url( '/', __FILE__ );
		$this->odb_plugin_path        = plugin_dir_path(__FILE__);
		$this->odb_logfile_debug_path = $this->odb_plugin_path.'logs/rvg-optimize-db-log.txt';		
	} // odb_urls_dirs()


	/*******************************************************************************
	 *
	 * 	LOAD OPTIONS
	 *
	 *******************************************************************************/	
	function odb_load_options() {
		// GET OPTIONS
		$this->odb_rvg_options = $this->odb_multisite_obj->odb_ms_get_option('odb_rvg_options');
		
		if(!isset($this->odb_rvg_options['version']))
			// THIS VERSION IS FROM BEFORE 4.0: CONVERT OPTIONS
			$this->odb_convert_options();
		
		if(!isset($this->odb_rvg_options['adminbar']))
			$this->odb_rvg_options['adminbar']         = 'N';
		if(!isset($this->odb_rvg_options['adminmenu']))
			$this->odb_rvg_options['adminmenu']        = 'N';
		if(!isset($this->odb_rvg_options['clear_pingbacks']))
			$this->odb_rvg_options['clear_pingbacks']  = 'N';
		if(!isset($this->odb_rvg_options['clear_oembed']))
			$this->odb_rvg_options['clear_oembed']  = 'N';
		if(!isset($this->odb_rvg_options['clear_orphans']))
			$this->odb_rvg_options['clear_orphans']  = 'N';				
		if(!isset($this->odb_rvg_options['clear_spam']))			
			$this->odb_rvg_options['clear_spam']       = 'N';
		if(!isset($this->odb_rvg_options['clear_tags']))
			$this->odb_rvg_options['clear_tags']       = 'N';
		if(!isset($this->odb_rvg_options['clear_transients']))
			$this->odb_rvg_options['clear_transients'] = 'N';
		if(!isset($this->odb_rvg_options['clear_trash']))
			$this->odb_rvg_options['clear_trash']      = 'N';
		if(!isset($this->odb_rvg_options['delete_older']))
			$this->odb_rvg_options['delete_older']     = 'N';
		if(!isset($this->odb_rvg_options['rvg_revisions']))
			$this->odb_rvg_options['rvg_revisions']     = 'N';
			
		if(!isset($this->odb_rvg_options['last_run']))
			$this->odb_rvg_options['last_run']         = '';
		// v4.5.1
		if(!isset($this->odb_rvg_options['last_run_seconds']))
			$this->odb_rvg_options['last_run_seconds'] = '';			
		if(!isset($this->odb_rvg_options['logging_on']))
			$this->odb_rvg_options['logging_on']       = 'N';
		if(!isset($this->odb_rvg_options['nr_of_revisions']))
			$this->odb_rvg_options['nr_of_revisions']  = '';
		// v4.1
		if(!isset($this->odb_rvg_options['older_than']))
			$this->odb_rvg_options['older_than']       = '';
		if(!isset($this->odb_rvg_options['optimize_innodb']))
			$this->odb_rvg_options['optimize_innodb']  = 'N';
		if(!isset($this->odb_rvg_options['schedule_type']))
			$this->odb_rvg_options['schedule_type']    = '';
		if(!isset($this->odb_rvg_options['schedule_hour']))
			$this->odb_rvg_options['schedule_hour']    = '';
		if(!isset($this->odb_rvg_options['total_savings']))
			$this->odb_rvg_options['total_savings']    = (int)0;
		if(!isset($this->odb_rvg_options['version']))
			$this->odb_rvg_options['version']          = $this->odb_version;
			
		// CUSTOM POST TYPES (from v4.4)
		if(!isset($this->odb_rvg_options['post_types'])) {
			$this->odb_rvg_options['post_types'] = array();
			$relevant_pts = $this->odb_utilities_obj->odb_get_relevant_post_types();
			// (CUSTOM) POST TYPES ARE PER DEFAULT ENABLED		
			foreach($relevant_pts as $posttype) {
				$this->odb_rvg_options['post_types'][$posttype] = "Y";
			} // foreach($relevant_pts as $posttype)
			
			if (isset($this->odb_rvg_options['rev_post_type'])) {
				// UPGRADE FROM A VERSION < 4.4
				if ($this->odb_rvg_options['rev_post_type'] == 'page') {
					// PAGES ONLY: DISABLE 'post'
					$this->odb_rvg_options['post_types']['post'] = "N";
				} else if ($this->odb_rvg_options['rev_post_type'] == 'post') {
					// POSTS ONLY: DISABLE 'page'
					$this->odb_rvg_options['post_types']['page'] = "N";
				}
				unset($this->odb_rvg_options['rev_post_type']);
			} // if (isset($this->odb_rvg_options['rev_post_type']))
		} // if(!isset($this->odb_rvg_options['post_types']))

		// UPDATE OPTIONS
		$this->odb_multisite_obj->odb_ms_update_option('odb_rvg_options', $this->odb_rvg_options);
		
		// UPDATE SCHEDULER (IF NEEDED)
		$this->odb_scheduler_obj->odb_update_scheduler();
	} // odb_load_options()


	/*******************************************************************************
	 *
	 * 	COPY AND DELETE OPTIONS FROM PREVIOUS VERSIONS (BEFORE 4.0)
	 *
	 *******************************************************************************/
	function odb_convert_options() {
		global $wpdb;
		
		// STOP OLD SCHEDULER
		wp_clear_scheduled_hook('rvg_optimize_database');
		
		$setting = $this->odb_multisite_obj->odb_ms_get_option('rvg_odb_total_savings');
		if($setting) {
			$this->odb_rvg_options['total_savings'] = $this->odb_multisite_obj->odb_ms_get_option('rvg_odb_total_savings');
			$this->odb_multisite_obj->odb_ms_delete_option('rvg_odb_total_savings');
		}
		
		$setting = $this->odb_multisite_obj->odb_ms_get_option('rvg_clear_pingbacks');
		if($setting) {
			$this->odb_rvg_options['clear_pingbacks'] = $this->odb_multisite_obj->odb_ms_get_option('rvg_clear_pingbacks');
			$this->odb_multisite_obj->odb_ms_delete_option('rvg_clear_pingbacks');
		}
		
		$setting = $this->odb_multisite_obj->odb_ms_get_option('rvg_clear_oembed');
		if($setting) {
			$this->odb_rvg_options['rvg_clear_oembed'] = $this->odb_multisite_obj->odb_ms_get_option('rvg_clear_oembed');
			$this->odb_multisite_obj->odb_ms_delete_option('rvg_clear_oembed');
		}
		
		$setting = $this->odb_multisite_obj->odb_ms_get_option('rvg_clear_orphans');
		if($setting) {
			$this->odb_rvg_options['rvg_clear_orphans'] = $this->odb_multisite_obj->odb_ms_get_option('rvg_clear_orphans');
			$this->odb_multisite_obj->odb_ms_delete_option('rvg_clear_orphans');
		}			
		
		$setting = $this->odb_multisite_obj->odb_ms_get_option('rvg_clear_spam');
		if($setting) {
			$this->odb_rvg_options['clear_spam'] = $this->odb_multisite_obj->odb_ms_get_option('rvg_clear_spam');
			$this->odb_multisite_obj->odb_ms_delete_option('rvg_clear_spam');
		}
		
		$setting = $this->odb_multisite_obj->odb_ms_get_option('rvg_clear_tags');
		if($setting) {
			$this->odb_rvg_options['clear_tags'] = $this->odb_multisite_obj->odb_ms_get_option('rvg_clear_tags');
			$this->odb_multisite_obj->odb_ms_delete_option('rvg_clear_tags');
		}
		
		$setting = $this->odb_multisite_obj->odb_ms_get_option('rvg_clear_transients');
		if($setting) {
			$this->odb_rvg_options['clear_transients'] = $this->odb_multisite_obj->odb_ms_get_option('rvg_clear_transients');
			$this->odb_multisite_obj->odb_ms_delete_option('rvg_clear_transients');					
		}

		$setting = $this->odb_multisite_obj->odb_ms_get_option('rvg_clear_trash');
		if($setting)
		{	$this->odb_rvg_options['clear_trash'] = $this->odb_multisite_obj->odb_ms_get_option('rvg_clear_trash');
			$this->odb_multisite_obj->odb_ms_delete_option('rvg_clear_trash');
		}
	
		$setting = $this->odb_multisite_obj->odb_ms_get_option('rvg_odb_adminbar');
		if($setting) {
			$this->odb_rvg_options['adminbar'] = $this->odb_multisite_obj->odb_ms_get_option('rvg_odb_adminbar');
			$this->odb_multisite_obj->odb_ms_delete_option('rvg_odb_adminbar');	
		}

		$setting = $this->odb_multisite_obj->odb_ms_get_option('rvg_odb_adminmenu');
		if($setting) {
			$this->odb_rvg_options['adminmenu'] = $this->odb_multisite_obj->odb_ms_get_option('rvg_odb_adminmenu');
			$this->odb_multisite_obj->odb_ms_delete_option('rvg_odb_adminmenu');
		}
	
		$setting = $this->odb_multisite_obj->odb_ms_get_option('rvg_odb_logging_on');
		if($setting) {
			$this->odb_rvg_options['logging_on'] = $this->odb_multisite_obj->odb_ms_get_option('rvg_odb_logging_on');
			$this->odb_multisite_obj->odb_ms_delete_option('rvg_odb_logging_on');			
		}
		
		$setting = $this->odb_multisite_obj->odb_ms_get_option('rvg_odb_number');
		if($setting)
			$this->odb_rvg_options['nr_of_revisions'] = $this->odb_multisite_obj->odb_ms_get_option('rvg_odb_number');
		$this->odb_multisite_obj->odb_ms_delete_option('rvg_odb_number');
	
		$setting = $this->odb_multisite_obj->odb_ms_get_option('rvg_odb_schedule');
		if($setting)
			$this->odb_rvg_options['schedule_type'] = $this->odb_multisite_obj->odb_ms_get_option('rvg_odb_schedule');
		$this->odb_multisite_obj->odb_ms_delete_option('rvg_odb_schedule');	
	
		$setting = $this->odb_multisite_obj->odb_ms_get_option('rvg_odb_schedulehour');
		if($setting)
			$this->odb_rvg_options['schedule_hour'] = $this->odb_multisite_obj->odb_ms_get_option('rvg_odb_schedulehour');
		$this->odb_multisite_obj->odb_ms_delete_option('rvg_odb_schedulehour');

		// COPY EXCLUDED TABLES
		for($i = 0; $i < count($this->odb_ms_prefixes); $i++) {
			$sql = "
			  SELECT `option_name`
				FROM ".$this->odb_ms_prefixes[$i]."options
			   WHERE `option_name` LIKE 'rvg_ex_%'		
			";

			$res = $wpdb->get_results($sql, ARRAY_A);
			for($j=0; $j<count($res); $j++) {
				$option_name = $res[$j]['option_name'];
				$option_name_new = substr($option_name, 7);
				$this->odb_rvg_excluded_tabs[$option_name_new] = 'Y';
				$this->odb_multisite_obj->odb_ms_delete_option($option_name);
			} // for($j=0; $j<count($res); $j++)
		} // for($i = 0; $i < count($this->odb_ms_prefixes); $i++)
		
		// UPDATE EXCLUDED TABLES
		$this->odb_multisite_obj->odb_ms_update_option('odb_rvg_excluded_tabs', $this->odb_rvg_excluded_tabs);		
	} // odb_convert_options()
	

	/*******************************************************************************
	 *
	 * 	INITIALIZE WORDPRESS HOOKS
	 *
	 *******************************************************************************/		
	function odb_init_hooks() {
		global $blog_id;
		
		// ON DE-ACTIVATION
		register_deactivation_hook(__FILE__, array('OptimizeDatabase', 'odb_deactivation_handler'));
		
		// ON UN-INSTALLATION
		register_uninstall_hook(__FILE__, array('OptimizeDatabase', 'odb_uninstallation_handler'));
				
		// ADD ENTRY TO ADMIN TOOLS MENU
		if (is_multisite()) {
			if ($blog_id == 1) {
				// v4.1: PLUGIN ONLY CAN BE USED ON THE MAIN SITE (NOT ON THE SUB SITES)
				add_action('admin_menu', array(&$this, 'odb_admin_tools'));
				add_action('admin_menu', array(&$this, 'odb_admin_settings'));
				// ADD 'SETTINGS' LINK TO THE MAIN PLUGIN PAGE
				add_filter('plugin_action_links_'.plugin_basename(__FILE__), array(&$this, 'odb_settings_link'));				
			} // if ($blog_id == 1)
		} else {
			add_action('admin_menu', array(&$this, 'odb_admin_tools'));
			add_action('admin_menu', array(&$this, 'odb_admin_settings'));
			// ADD 'SETTINGS' LINK TO THE MAIN PLUGIN PAGE
			add_filter('plugin_action_links_'.plugin_basename(__FILE__), array(&$this, 'odb_settings_link'));				
		} // if (is_multisite())
		
		// ICON MODE: ADD ICON TO ADMIN MENU
		if ($this->odb_rvg_options['adminmenu'] == "Y") {
			add_action('admin_menu', array(&$this, 'odb_admin_icon'));
			add_action('admin_menu', array(&$this, 'odb_register_options'));
		}

		// ADD THE '1 CLICK OPTIMIZE DATABASE' ITEM TO THE ADMIN BAR (IF ACTIVATED)
		if($this->odb_rvg_options['adminbar'] == 'Y')
			add_action('wp_before_admin_bar_render', array(&$this, 'odb_admin_bar'));
		
		// INITIALIZE LOCALIZATION
		add_action('admin_menu', array(&$this, 'odb_i18n'));	
	} // odb_init_hooks()


	/*******************************************************************************
	 *
	 * 	ADD ENTRY TO THE ADMIN TOOLS MENU
	 *
	 *******************************************************************************/	
	function odb_admin_tools() {
		if (function_exists('add_management_page')) {
			add_management_page(
				__('Optimize Database',$this->odb_txt_domain),	// page title
				__('Optimize Database',$this->odb_txt_domain),	// menu title
				'manage_options',								// capability
				'rvg-optimize-database',						// menu slug
				array(&$this, 'odb_start_manually'));			// function
		} // if (function_exists('add_management_page'))
	} // odb_admin_tools()
	
	
	/*******************************************************************************
	 *
	 * 	ADD ENTRY TO THE ADMIN SETTINGS MENU
	 *
	 *******************************************************************************/	
	function odb_admin_settings() {
		if (function_exists('add_options_page'))
			add_options_page(
				__('Optimize Database', $this->odb_txt_domain),	// page title
				__('Optimize Database', $this->odb_txt_domain),	// menu title
				'manage_options',								// capability
				'odb_settings_page',							// menu slug
				array(&$this, 'odb_settings_page')				// function
			);
	} // odb_admin_settings()
	
	
	/*******************************************************************************
	 *
	 * 	ADD 'SETTINGS' LINK TO THE MAIN PLUGIN PAGE
	 *
	 *******************************************************************************/
	function odb_settings_link($links) {
		array_unshift($links, '<a href="options-general.php?page=odb_settings_page">'.__('Settings', $this->odb_txt_domain).'</a>');
		return $links;
	} // odb_settings_link()
	
	
	/********************************************************************************************
	 *
	 *	ADD THE '1 CLICK OPTIMIZE DATABASE' ITEM TO THE ADMIN BAR (IF ACTIVATED)
	 *
	 ********************************************************************************************/
	function odb_admin_bar() {
		global $wp_admin_bar;
	
		if (!is_super_admin() || !is_admin_bar_showing()) return;
		
		$siteurl = site_url('/');
		$wp_admin_bar->add_menu(
			array(
			   'id'    => 'optimize',
			   'title' => __('Optimize DB (1 click)', $this->odb_txt_domain),
			   'href'  => $siteurl.'wp-admin/tools.php?page=rvg-optimize-database&action=run_detail' ));
	} // odb_admin_bar()	


	/********************************************************************************************
	 *
	 *	'ICON MODE': ADD A LINK TO THE ADMIN MENU
	 *
	 ********************************************************************************************/
	function odb_admin_icon() {
		if (function_exists('add_menu_page')) {
			add_menu_page(
				__('Optimize Database', $this->odb_txt_domain),			// page title
				__('Optimize Database', $this->odb_txt_domain), 		// menu title
				'administrator',										// capability
				'rvg-optimize-database',								// menu slug
				array(&$this, 'odb_start_manually'),					// function
				$this->odb_plugin_url.'images/icon.png'					// icon url
			);
		}
	} // odb_admin_icon()


	/********************************************************************************************
	 *
	 *	'ICON MODE': REGISTER OPTION PAGE BUT HIDE IT FROM THE ADMIN MENU
	 *
	 ********************************************************************************************/
	function odb_register_options() {
		if (function_exists('add_submenu_page')) {
			add_submenu_page(
				null,											// parent slug (NULL is hide from menu)
				__('Optimize Database', $this->odb_txt_domain),	// page title
				__('Optimize Database', $this->odb_txt_domain),	// menu title
				'manage_options',								// capability
				'rvg_odb_admin',								// menu slug
				array(&$this, 'odb_settings_page')				// function
			);
		} // if (function_exists('add_submenu_page'))
	} // odb_register_options()


	/*******************************************************************************
	 *
	 * 	LOAD TEXT DOMAIN
	 *
	 *******************************************************************************/
	function odb_i18n() {	
		load_plugin_textdomain(
			$this->odb_txt_domain,								// domain
			false,												// abs rel path
			dirname(plugin_basename( __FILE__ )).'/language/'	// plugin rel path
		);
	} // odb_i18n()


	/*******************************************************************************
	 *
	 * 	ARE WE ON A, FOR THIS PLUGIN, RELEVANT PAGE?
	 *	Since v4.0.3
	 *
	 *******************************************************************************/	
	function odb_is_relevant_page() {
		$this_page = '';
		if(isset($_GET['page'])) {
			$this_page = $_GET['page'];
			return ($this_page == 'odb_settings_page' || $this_page == 'rvg-optimize-database');
		}
		return false;
	} // odb_is_relevant_page()


	/*******************************************************************************
	 *
	 * 	PLUGIN DE-ACTIVATION
	 *
	 *******************************************************************************/
	public static function odb_deactivation_handler() {
		// STOP SCHEDULER
		wp_clear_scheduled_hook('odb_scheduler');
	} // odb_deactivation_handler()


	/*******************************************************************************
	 *
	 * 	PLUGIN UN-INSTALLATION
	 *
	 *******************************************************************************/
	function odb_uninstallation_handler() {
		// STOP SCHEDULER
		wp_clear_scheduled_hook('odb_scheduler');
		
		// DELETE THE OPTIONS
		delete_option('odb_rvg_options');
		delete_option('odb_rvg_excluded_tabs');

		delete_site_option('odb_rvg_options');
		delete_site_option('odb_rvg_excluded_tabs');
		 
		// DROP THE LOG TABLE
		global $wpdb;
		$wpdb->query("DROP TABLE IF EXISTS {$wpdb->prefix}odb_logs");				
	} // odb_uninstallation_handler()


	/*******************************************************************************
	 *
	 * 	LOAD SETTINGS (OPTIONS) PAGE
	 *
	 *******************************************************************************/
	function odb_settings_page() {
		global $wpdb, $odb_rvg_excluded_tabs, $odb_ms_prefixes;
	
		include_once(trailingslashit(dirname(__FILE__)).'/includes/settings-page.php');
	} // odb_settings_page()
	

	/*******************************************************************************
	 *
	 * 	START CLEANING / OPTIMIZATION (INITIATED BY THE USER, NOT FROM WP-CRON)
	 *
	 *******************************************************************************/
	function odb_start_manually() {	
		$this->odb_start(false);
	} // odb_start_manually()


	/*******************************************************************************
	 *
	 * 	START CLEANING / OPTIMIZATION (FROM WP-CRON)
	 *
	 *******************************************************************************/
	function odb_start_scheduler() {
		$this->odb_start(true);
	} // odb_start_scheduler()
		

	/*******************************************************************************
	 *
	 * CREATE THE LOG TABLE (IF NOT EXISTS)
	 *
	 *******************************************************************************/
    function odb_create_log_table() {
        global $wpdb;

        // PLUGIN RUNNING (v5.0.5)
        $this->odb_tables = $this->odb_utilities_obj->odb_get_tables();

        // CREATE LOG TABLE (IF NOT EXISTS) - v4.6
        $this->odb_logtable_name = $wpdb->base_prefix . 'odb_logs';

        $found = false;
        for($i = 0; $i < count($this->odb_tables); $i++) {
            if ($this->odb_tables[$i][0] == $this->odb_logtable_name) {
                $found = true;
            }
        } // for($i = 0; $i < count($this->odb_tables); $i++)

        // v5.0.3
        if (!$found) {
            $sql = '
				CREATE TABLE IF NOT EXISTS `' . $this->odb_logtable_name . '` (
				  `odb_id`			int(11) NOT NULL AUTO_INCREMENT,
				  `odb_timestamp`	varchar(20) NOT NULL,
				  `odb_revisions`	int(11) NOT NULL,
				  `odb_trash`		int(11) NOT NULL,
				  `odb_spam`		int(11) NOT NULL,
				  `odb_tags`		int(11) NOT NULL,
				  `odb_transients`	int(11) NOT NULL,
				  `odb_pingbacks`	int(11) NOT NULL,
				  `odb_oembeds`		int(11) NOT NULL,
				  `odb_orphans`		int(11) NOT NULL,
				  `odb_tables`		int(11) NOT NULL,
				  `odb_before`		varchar(20) NOT NULL,
				  `odb_after`		varchar(20) NOT NULL,
				  `odb_savings`		varchar(20) NOT NULL,
				  PRIMARY KEY (`odb_id`)
				) DEFAULT CHARSET=utf8 AUTO_INCREMENT=1;
				';

            // CREATE TABLE
            $wpdb->query($sql);
        } // if (!$found)
    } // odb_create_log_table()


	/*******************************************************************************
	 *
	 * 	MAIN METHOD FOR CLEANING / OPTIMIZING
	 *
	 *******************************************************************************/
	function odb_start($scheduler) {
		$this->odb_create_log_table();

		// PAGE LOAD TIMER
		$time  = microtime();
		$time  = explode(' ', $time);
		$time  = $time[1] + $time[0];
		$this->odb_start_time = $time;
			
		$action = '';
		if(isset($_REQUEST['action'])) {
			$action = $_REQUEST['action'];
			
			// v4.6
			if($action == 'view_log') {
				// SHOW THE LOGS
				$this->odb_logger_obj->odb_view_log();
				// v4.6.1
				return;
			} else if($action == "clear_log") {
				// CLEAR THE LOG TABLE
				$this->odb_logger_obj->odb_clear_log();
				
				// UPDATED MESSAGE
				// v4.6
				echo "<script>jQuery('#odb-running').hide();</script>";
				echo "<div class='updated odb-bold'><p>".
					__('Optimize Database after Deleting Revisions LOGS HAVE BEEN CLEARED', $this->odb_txt_domain);
				echo "</p></div>";			
			} // if($action == "clear_log")
		} // if(isset($_REQUEST['action']))
		
		if(!$scheduler) {
			// SHOW PAGE HEADER
			$this->odb_displayer_obj->display_header();
			// v4.1.9: STARTING: SHOW RUNNING INDICATOR
			echo "<script>jQuery('#odb-running').show();</script>";			
			// SHOW CURRENT SETTINGS
			$this->odb_displayer_obj->display_current_settings();	
		} // if(!$scheduler)
		
		if ($action != 'analyze_summary' &&
			$action != 'analyze_detail' &&
			$action != 'run_summary' &&
			$action != 'run_detail' &&
			!$scheduler) {
			/****************************************************************************************
			 *	START SCREEN (SHOW SETTINGS + BUTTONS)
			 ****************************************************************************************/
			$this->odb_displayer_obj->display_start_buttons($action);
		} else {
			$analyze = ($action == 'analyze_summary' || $action == 'analyze_detail');
			/****************************************************************************************
			 *	RUN CLEANING AND OPTIMIZATION
			 ****************************************************************************************/
			$this->odb_displayer_obj->display_start_buttons($action);
		 
			// DELETE REDUNDANT DATA
			$this->odb_cleaner_obj->odb_run_cleaner($scheduler, $action);

			if ($scheduler || $action == 'run_summary' || $action == 'run_detail') {
				 // REGISTER THE LAST RUN
				$this->odb_rvg_options['last_run'] = current_time('M j, Y @ H:i', 0);				
				// OPTIMIZE DATABASE TABLES
				$this->odb_cleaner_obj->odb_run_optimizer($scheduler, $action);
				// SHOW RESULTS
				$this->odb_cleaner_obj->odb_savings($scheduler, $action);
			} // if (!$analyze)
			
			// SHOW 'DONE' PARAGRAPH
			if (!$scheduler && !$analyze)
				$this->odb_cleaner_obj->odb_done($analyze);
			
			if ($analyze && $this->odb_cleaner_obj->grand_total > 0) {
				$msg1 =  __("CLICK ONE OF THE 'OPTIMIZE' BUTTONS TO ACTUALLY DELETE THE FOUND ITEMS", $this->odb_txt_domain);
				$btn1 =  __('Cancel', $this->odb_txt_domain);
				$btn2 =  __('Optimize (summary)', $this->odb_txt_domain);
				$btn3 =  __('Optimize (detail)', $this->odb_txt_domain);
				?>
<div class="odb-title-bar">
  <h2><?php _e('Analysis Done!', $this->odb_txt_domain)?></h2>
</div>
<br><br>
<div id="odb-start-buttons" class="odb-padding-left">
  <p>
  <h4 class="odb-red odb-bold"><?php echo $msg1?></h4>
  <br>
  <input class="button odb-normal" type="button" name="cancel" value="<?php echo $btn1?>" onclick="self.location='tools.php?page=rvg-optimize-database'">
  &nbsp;				
  &nbsp;<input class="button-primary button-large" type="button" name="optimize_summary" value="<?php echo $btn2?>" onclick="self.location='tools.php?page=rvg-optimize-database&action=run_summary'" class="odb-bold">  
  &nbsp;				
  &nbsp;<input class="button-primary button-large" type="button" name="optimize_detail" value="<?php echo $btn3?>" onclick="self.location='tools.php?page=rvg-optimize-database&action=run_detail'" class="odb-bold">  
  
  </p>
</div><!-- /odb-start-buttons -->				
				<?php			
			} // if ($analyze)
			
			$this->odb_rvg_options['last_run_seconds'] = $this->odb_last_run_seconds;
			
			$this->odb_multisite_obj->odb_ms_update_option('odb_rvg_options', $this->odb_rvg_options);
		}  // if ($action != 'analyze_summary' && ...
		
		if(!defined('RUN_OPTIMIZE_DATABASE')) {
			// v4.8.0: DONE: HIDE RUNNING INDICATOR
			echo "<script>jQuery('#odb-running').hide();</script>";
		} // if(!defined('RUN_OPTIMIZE_DATABASE'))
	} // odb_start()
} // OptimizeDatabase
?>