AlkantarClanX12
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<?php
/**
* Smush directory smush scanner: DScanner class
*
* @package Smush\Core\Modules\Helpers
* @since 2.8.1
*
* @author Anton Vanyukov <anton@incsub.com>
*
* @copyright (c) 2018, Incsub (http://incsub.com)
*/
namespace Smush\Core\Modules\Helpers;
use WP_Smush;
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* Class DScanner
*
* @since 2.8.1
*/
class DScanner {
/**
* Indicates if a scan is in process
*
* @var bool
*/
private $is_scanning = false;
/**
* Indicates the current step being scanned
*
* @var int
*/
private $current_step = 0;
/**
* Options names
*/
const IS_SCANNING_SLUG = 'wp-smush-files-scanning';
const CURRENT_STEP = 'wp-smush-scan-step';
/**
* Refresh status variables.
*/
private function refresh_status() {
$this->is_scanning = get_transient( self::IS_SCANNING_SLUG );
$this->current_step = (int) get_option( self::CURRENT_STEP );
}
/**
* Initializes the scan.
*/
public function init_scan() {
set_transient( self::IS_SCANNING_SLUG, true, 60 * 5 ); // 5 minutes max
update_option( self::CURRENT_STEP, 0 );
$this->refresh_status();
}
/**
* Reset the scan as if it weren't being executed (on finish and cancel).
*/
public function reset_scan() {
delete_transient( self::IS_SCANNING_SLUG );
delete_option( self::CURRENT_STEP );
$this->refresh_status();
}
/**
* Update the current step being scanned.
*
* @param int $step Current scan step.
*/
public function update_current_step( $step ) {
update_option( self::CURRENT_STEP, absint( $step ) );
$this->refresh_status();
}
/**
* Get the current scan step being scanned.
*
* @return mixed
*/
public function get_current_scan_step() {
$this->refresh_status();
return $this->current_step;
}
/**
* Return the number of total steps to finish the scan.
*
* @return int
*/
public function get_scan_steps() {
return count( WP_Smush::get_instance()->core()->mod->dir->get_scanned_images() );
}
/**
* Check if a scanning is in process
*
* @return bool
*/
public function is_scanning() {
$this->refresh_status();
return $this->is_scanning;
}
}