Linux puskom-ProLiant-DL385-Gen10 5.4.0-150-generic #167~18.04.1-Ubuntu SMP Wed May 24 00:51:42 UTC 2023 x86_64
//home/puskom/mastur/backwpup/inc/class-page-jobs.php
 <?php
/**
 * Class For BackWPup Jobs page.
 */
class BackWPup_Page_Jobs extends WP_List_Table
{
    public static $logfile;

    private static $listtable;
    private $job_object;
    private $job_types;
    private $destinations;

    public function __construct()
    {
        parent::__construct([
            'plural' => 'jobs',
            'singular' => 'job',
            'ajax' => true,
        ]);
    }

    /**
     * @return bool|void
     */
    public function ajax_user_can()
    {
        return current_user_can('backwpup');
    }

    public function prepare_items()
    {
        $this->items = BackWPup_Option::get_job_ids();
        $this->job_object = BackWPup_Job::get_working_data();
        $this->job_types = BackWPup::get_job_types();
        $this->destinations = BackWPup::get_registered_destinations();

        if (!isset($_GET['order']) || !isset($_GET['orderby'])) {
            return;
        }

        if (strtolower($_GET['order']) === 'asc') {
            $order = SORT_ASC;
        } else {
            $order = SORT_DESC;
        }

        if (empty($_GET['orderby']) || !in_array(strtolower($_GET['orderby']), ['jobname', 'type', 'dest', 'next', 'last'], true)) {
            $orderby = 'jobname';
        } else {
            $orderby = strtolower($_GET['orderby']);
        }

        //sorting
        $job_configs = [];
        $i = 0;

        foreach ($this->items as $item) {
            $job_configs[$i]['jobid'] = $item;
            $job_configs[$i]['jobname'] = BackWPup_Option::get($item, 'name');
            $job_configs[$i]['type'] = BackWPup_Option::get($item, 'type');
            $job_configs[$i]['dest'] = BackWPup_Option::get($item, 'destinations');
            if ($order === SORT_ASC) {
                sort($job_configs[$i]['type']);
                sort($job_configs[$i]['dest']);
            } else {
                rsort($job_configs[$i]['type']);
                rsort($job_configs[$i]['dest']);
            }
            $job_configs[$i]['type'] = array_shift($job_configs[$i]['type']);
            $job_configs[$i]['dest'] = array_shift($job_configs[$i]['dest']);
            $job_configs[$i]['next'] = (int) wp_next_scheduled('backwpup_cron', ['arg' => $item]);
            $job_configs[$i]['last'] = BackWPup_Option::get($item, 'lastrun');
            ++$i;
        }

        $tmp = [];

        foreach ($job_configs as &$ma) {
            $tmp[] = &$ma[$orderby];
        }
        array_multisort($tmp, $order, $job_configs);

        $this->items = [];

        foreach ($job_configs as $item) {
            $this->items[] = $item['jobid'];
        }
    }

    public function no_items()
    {
        _e('No Jobs.', 'backwpup');
    }

    /**
     * @return array
     */
    public function get_bulk_actions()
    {
        if (!$this->has_items()) {
            return [];
        }

        $actions = [];
        $actions['delete'] = __('Delete', 'backwpup');

        return apply_filters('backwpup_page_jobs_get_bulk_actions', $actions);
    }

    /**
     * @return array
     */
    public function get_columns()
    {
        $jobs_columns = [];
        $jobs_columns['cb'] = '<input type="checkbox" />';
        $jobs_columns['jobname'] = __('Job Name', 'backwpup');
        $jobs_columns['type'] = __('Type', 'backwpup');
        $jobs_columns['dest'] = __('Destinations', 'backwpup');
        $jobs_columns['next'] = __('Next Run', 'backwpup');
        $jobs_columns['last'] = __('Last Run', 'backwpup');

        return $jobs_columns;
    }

    /**
     * @return array
     */
    public function get_sortable_columns()
    {
        return [
            'jobname' => 'jobname',
            'type' => 'type',
            'dest' => 'dest',
            'next' => 'next',
            'last' => 'last',
        ];
    }

    /**
     * The cb Column.
     *
     * @param $item
     *
     * @return string
     */
    public function column_cb($item)
    {
        return '<input type="checkbox" name="jobs[]" value="' . esc_attr($item) . '" />';
    }

    /**
     * The jobname Column.
     *
     * @param $item
     *
     * @return string
     */
    public function column_jobname($item)
    {
        $job_normal_hide = '';
        if (is_object($this->job_object)) {
            $job_normal_hide = ' style="display:none;"';
        }

        $r = '<strong title="' . sprintf(__('Job ID: %d', 'backwpup'), $item) . '">' . esc_html(BackWPup_Option::get($item, 'name')) . '</strong>';
        $actions = [];
        if (current_user_can('backwpup_jobs_edit')) {
            $actions['edit'] = '<a href="' . wp_nonce_url(network_admin_url('admin.php') . '?page=backwpupeditjob&jobid=' . $item, 'edit-job') . '">' . esc_html__('Edit', 'backwpup') . '</a>';
            $actions['copy'] = '<a href="' . wp_nonce_url(network_admin_url('admin.php') . '?page=backwpupjobs&action=copy&jobid=' . $item, 'copy-job_' . $item) . '">' . esc_html__('Copy', 'backwpup') . '</a>';
            $actions['delete'] = '<a class="submitdelete" href="' . wp_nonce_url(network_admin_url('admin.php') . '?page=backwpupjobs&action=delete&jobs[]=' . $item, 'bulk-jobs') . '" onclick="return showNotice.warn();">' . esc_html__('Delete', 'backwpup') . '</a>';
        }
        if (current_user_can('backwpup_jobs_start')) {
            $url = BackWPup_Job::get_jobrun_url('runnowlink', $item);
            $actions['runnow'] = '<a href="' . esc_attr($url['url']) . '">' . esc_html__('Run now', 'backwpup') . '</a>';
        }
        if (current_user_can('backwpup_logs') && BackWPup_Option::get($item, 'logfile')) {
            $logfile = basename(BackWPup_Option::get($item, 'logfile'));
            if (is_object($this->job_object) && $this->job_object->job['jobid'] == $item) {
                $logfile = basename($this->job_object->logfile);
            }
            $log_name = str_replace(['.html', '.gz'], '', basename($logfile));
            $actions['lastlog'] = '<a href="' . admin_url('admin-ajax.php') . '?&action=backwpup_view_log&log=' . $log_name . '&_ajax_nonce=' . wp_create_nonce('view-log_' . $log_name) . '&amp;TB_iframe=true&amp;width=640&amp;height=440\" title="' . esc_attr($logfile) . '" class="thickbox">' . __('Last log', 'backwpup') . '</a>';
        }
        $actions = apply_filters('backwpup_page_jobs_actions', $actions, $item, false);
        $r .= '<div class="job-normal"' . $job_normal_hide . '>' . $this->row_actions($actions) . '</div>';
        if (is_object($this->job_object)) {
            $actionsrun = [];
            $actionsrun = apply_filters('backwpup_page_jobs_actions', $actionsrun, $item, true);
            $r .= '<div class="job-run">' . $this->row_actions($actionsrun) . '</div>';
        }

        return $r;
    }

    /**
     * The type Column.
     *
     * @param $item
     *
     * @return string
     */
    public function column_type($item)
    {
        $r = '';
        if ($types = BackWPup_Option::get($item, 'type')) {
            foreach ($types as $type) {
                if (isset($this->job_types[$type])) {
                    $r .= $this->job_types[$type]->info['name'] . '<br />';
                } else {
                    $r .= $type . '<br />';
                }
            }
        }

        return $r;
    }

    /**
     * The destination Column.
     *
     * @param $item
     *
     * @return string
     */
    public function column_dest($item)
    {
        $r = '';
        $backup_to = false;

        foreach (BackWPup_Option::get($item, 'type') as $typeid) {
            if (isset($this->job_types[$typeid]) && $this->job_types[$typeid]->creates_file()) {
                $backup_to = true;
                break;
            }
        }
        if ($backup_to) {
            foreach (BackWPup_Option::get($item, 'destinations') as $destid) {
                if (isset($this->destinations[$destid]['info']['name'])) {
                    $r .= $this->destinations[$destid]['info']['name'] . '<br />';
                } else {
                    $r .= $destid . '<br />';
                }
            }
        } else {
            $r .= '<i>' . __('Not needed or set', 'backwpup') . '</i><br />';
        }

        return $r;
    }

    /**
     * The next Column.
     *
     * @param $item
     *
     * @return string
     */
    public function column_next($item)
    {
        $r = '';

        $job_normal_hide = '';
        if (is_object($this->job_object)) {
            $job_normal_hide = ' style="display:none;"';
        }
        if (is_object($this->job_object) && $this->job_object->job['jobid'] == $item) {
            $runtime = current_time('timestamp') - $this->job_object->start_time;
            $r .= '<div class="job-run">' . sprintf(esc_html__('Running for: %s seconds', 'backwpup'), '<span id="runtime">' . $runtime . '</span>') . '</div>';
        }
        if (is_object($this->job_object) && $this->job_object->job['jobid'] == $item) {
            $r .= '<div class="job-normal"' . $job_normal_hide . '>';
        }
        if (BackWPup_Option::get($item, 'activetype') == 'wpcron') {
            if ($nextrun = wp_next_scheduled('backwpup_cron', ['arg' => $item]) + (get_option('gmt_offset') * 3600)) {
                $r .= '<span title="' . sprintf(esc_html__('Cron: %s', 'backwpup'), BackWPup_Option::get($item, 'cron')) . '">' . sprintf(__('%1$s at %2$s by WP-Cron', 'backwpup'), date_i18n(get_option('date_format'), $nextrun, true), date_i18n(get_option('time_format'), $nextrun, true)) . '</span><br />';
            } else {
                $r .= __('Not scheduled!', 'backwpup') . '<br />';
            }
        } elseif (BackWPup_Option::get($item, 'activetype') == 'easycron') {
            $easycron_status = BackWPup_EasyCron::status($item);
            if (!empty($easycron_status)) {
                $nextrun = BackWPup_Cron::cron_next($easycron_status['cron_expression']) + (get_option('gmt_offset') * 3600);
                $r .= '<span title="' . sprintf(esc_html__('Cron: %s', 'backwpup'), $easycron_status['cron_expression']) . '">' . sprintf(__('%1$s at %2$s by EasyCron', 'backwpup'), date_i18n(get_option('date_format'), $nextrun, true), date_i18n(get_option('time_format'), $nextrun, true)) . '</span><br />';
            } else {
                $r .= __('Not scheduled!', 'backwpup') . '<br />';
            }
        } elseif (BackWPup_Option::get($item, 'activetype') == 'link') {
            $r .= __('External link', 'backwpup') . '<br />';
        } else {
            $r .= __('Inactive', 'backwpup');
        }
        if (is_object($this->job_object) && $this->job_object->job['jobid'] == $item) {
            $r .= '</div>';
        }

        return $r;
    }

    /**
     * The last Column.
     *
     * @param $item
     *
     * @return string
     */
    public function column_last($item)
    {
        $r = '';

        if (BackWPup_Option::get($item, 'lastrun')) {
            $lastrun = BackWPup_Option::get($item, 'lastrun');
            $r .= sprintf(__('%1$s at %2$s', 'backwpup'), date_i18n(get_option('date_format'), $lastrun, true), date_i18n(get_option('time_format'), $lastrun, true));
            if (BackWPup_Option::get($item, 'lastruntime')) {
                $r .= '<br />' . sprintf(__('Runtime: %d seconds', 'backwpup'), BackWPup_Option::get($item, 'lastruntime'));
            }
        } else {
            $r .= __('not yet', 'backwpup');
        }
        $r .= '<br /><span class="last-action-links">';
        if (current_user_can('backwpup_backups_download')) {
            $download_url = BackWPup_Option::get($item, 'lastbackupdownloadurl');
            if (!empty($download_url)) {
                $r .= '<a  href="' . wp_nonce_url($download_url, 'backwpup_action_nonce') . '" title="' . esc_attr(__('Download last backup', 'backwpup')) . '">' . esc_html__('Download', 'backwpup') . '</a> | ';
            }
        }
        if (current_user_can('backwpup_logs') && BackWPup_Option::get($item, 'logfile')) {
            $logfile = basename(BackWPup_Option::get($item, 'logfile'));
            if (is_object($this->job_object) && $this->job_object->job['jobid'] == $item) {
                $logfile = basename($this->job_object->logfile);
            }
            $log_name = str_replace(['.html', '.gz'], '', basename($logfile));
            $r .= '<a class="thickbox" href="' . admin_url('admin-ajax.php') . '?&action=backwpup_view_log&log=' . $log_name . '&_ajax_nonce=' . wp_create_nonce('view-log_' . $log_name) . '&amp;TB_iframe=true&amp;width=640&amp;height=440" title="' . esc_attr($logfile) . '">' . esc_html__('Log', 'backwpup') . '</a>';
        }
        $r .= '</span>';

        return $r;
    }

    public static function load()
    {
        //Create Table
        self::$listtable = new self();

        switch (self::$listtable->current_action()) {
            case 'delete': //Delete Job
                if (!current_user_can('backwpup_jobs_edit')) {
                    break;
                }
                if (is_array($_GET['jobs'])) {
                    check_admin_referer('bulk-jobs');

                    foreach ($_GET['jobs'] as $jobid) {
                        wp_clear_scheduled_hook('backwpup_cron', ['arg' => absint($jobid)]);
                        BackWPup_Option::delete_job(absint($jobid));
                    }
                }
                break;

            case 'copy': //Copy Job
                if (!current_user_can('backwpup_jobs_edit')) {
                    break;
                }
                $old_job_id = absint($_GET['jobid']);
                check_admin_referer('copy-job_' . $old_job_id);
                //create new
                $newjobid = BackWPup_Option::get_job_ids();
                sort($newjobid);
                $newjobid = end($newjobid) + 1;
                $old_options = BackWPup_Option::get_job($old_job_id);

                foreach ($old_options as $key => $option) {
                    if ($key === 'jobid') {
                        $option = $newjobid;
                    }
                    if ($key === 'name') {
                        $option = __('Copy of', 'backwpup') . ' ' . $option;
                    }
                    if ($key === 'activetype') {
                        $option = '';
                    }
                    if ($key === 'archivename') {
                        $option = str_replace($old_job_id, $newjobid, $option);
                    }
                    if ($key === 'logfile' || $key === 'lastbackupdownloadurl' || $key === 'lastruntime' || $key === 'lastrun') {
                        continue;
                    }
                    BackWPup_Option::update($newjobid, $key, $option);
                }
                break;

            case 'runnow':
                $jobid = absint($_GET['jobid']);
                if ($jobid) {
                    if (!current_user_can('backwpup_jobs_start')) {
                        wp_die(__('Sorry, you don\'t have permissions to do that.', 'backwpup'));
                    }
                    check_admin_referer('backwpup_job_run-runnowlink');

                    //check temp folder
                    $temp_folder_message = BackWPup_File::check_folder(BackWPup::get_plugin_data('TEMP'), true);
                    BackWPup_Admin::message($temp_folder_message, true);
                    //check log folder
                    $log_folder = get_site_option('backwpup_cfg_logfolder');
                    $log_folder = BackWPup_File::get_absolute_path($log_folder);
                    $log_folder_message = BackWPup_File::check_folder($log_folder);
                    BackWPup_Admin::message($log_folder_message, true);
                    //check backup destinations
                    $job_types = BackWPup::get_job_types();
                    $job_conf_types = BackWPup_Option::get($jobid, 'type');
                    $creates_file = false;

                    foreach ($job_types as $id => $job_type_class) {
                        if (in_array($id, $job_conf_types, true) && $job_type_class->creates_file()) {
                            $creates_file = true;
                            break;
                        }
                    }
                    if ($creates_file) {
                        $job_conf_dests = BackWPup_Option::get($jobid, 'destinations');
                        $destinations = 0;

                        foreach (BackWPup::get_registered_destinations() as $id => $dest) {
                            if (!in_array($id, $job_conf_dests, true) || empty($dest['class'])) {
                                continue;
                            }

                            /** @var BackWPup_Destinations $dest_class */
                            $dest_class = BackWPup::get_destination($id);
                            $job_settings = BackWPup_Option::get_job($jobid);
                            if (!$dest_class->can_run($job_settings)) {
                                BackWPup_Admin::message(sprintf(__('The job "%s" destination "%s" is not configured properly', 'backwpup'), esc_attr(BackWPup_Option::get($jobid, 'name')), $id), true);
                            }
                            ++$destinations;
                        }
                        if ($destinations < 1) {
                            BackWPup_Admin::message(sprintf(__('The job "%s" needs properly configured destinations to run!', 'backwpup'), esc_attr(BackWPup_Option::get($jobid, 'name'))), true);
                        }
                    }

                    //only start job if messages empty
                    $log_messages = BackWPup_Admin::get_messages();
                    if (empty($log_messages)) {
                        $old_log_file = BackWPup_Option::get($jobid, 'logfile');
                        BackWPup_Job::get_jobrun_url('runnow', $jobid);
                        usleep(250000); //wait a quarter second
                        $new_log_file = BackWPup_Option::get($jobid, 'logfile', null, false);
                        //sleep as long as job not started
                        $i = 0;

                        while ($old_log_file === $new_log_file) {
                            usleep(250000); //wait a quarter second for next try
                            $new_log_file = BackWPup_Option::get($jobid, 'logfile', null, false);
                            //wait maximal 10 sec.
                            if ($i >= 40) {
                                BackWPup_Admin::message(sprintf(__('Job "%s" has started, but not responded for 10 seconds. Please check <a href="%s">information</a>.', 'backwpup'), esc_attr(BackWPup_Option::get($jobid, 'name')), network_admin_url('admin.php') . '?page=backwpupsettings#backwpup-tab-information'), true);
                                break 2;
                            }
                            ++$i;
                        }
                        BackWPup_Admin::message(sprintf(__('Job "%s" started.', 'backwpup'), esc_attr(BackWPup_Option::get($jobid, 'name'))));
                    }
                }
                break;

            case 'abort': //Abort Job
                if (!current_user_can('backwpup_jobs_start')) {
                    break;
                }
                check_admin_referer('abort-job');
                if (!file_exists(BackWPup::get_plugin_data('running_file'))) {
                    break;
                }
                //abort
                BackWPup_Job::user_abort();
                BackWPup_Admin::message(__('Job will be terminated.', 'backwpup'));
                break;

            default:
                do_action('backwpup_page_jobs_load', self::$listtable->current_action());
                break;
        }

        self::$listtable->prepare_items();
    }

    public static function admin_print_styles()
    {
        ?>
		<style type="text/css" media="screen">

			.column-last, .column-next, .column-type, .column-dest {
				width: 15%;
			}

			#TB_ajaxContent {
				background-color: black;
				color: #c0c0c0;
			}

			#showworking {
				white-space:nowrap;
				display: block;
				width: 100%;
				font-family:monospace;
				font-size:12px;
				line-height:15px;
			}
			#runningjob {
				padding:10px;
				position:relative;
				margin: 15px 0 25px 0;
				padding-bottom:25px;
			}
			h2#runnigtitle {
				margin-bottom: 15px;
				padding: 0;
			}
			#warningsid, #errorid {
				margin-right: 10px;
			}

			.infobuttons {
				position: absolute;
				right: 10px;
				bottom: 0;
			}

			.progressbar {
				margin-top: 20px;
				height: auto;
				background: #f6f6f6 url('<?php echo BackWPup::get_plugin_data('URL'); ?>/assets/images/progressbarhg.jpg');
			}

			#lastmsg, #onstep, #lasterrormsg {
				text-align: center;
				margin-bottom: 20px;
			}
			#backwpup-page #lastmsg,
			#backwpup-page #onstep,
			#backwpup-page #lasterrormsg {
				font-family: "Open Sans", sans-serif;
			}
			.bwpu-progress {
				background-color: #1d94cf;
				color: #fff;
				padding: 5px 0;
				text-align: center;
			}
			#progresssteps {
				background-color: #007fb6;
			}

			.row-actions .lastlog {
				display: none;
			}

			@media screen and (max-width: 782px) {
				.column-type, .column-dest {
					display: none;
				}
				.row-actions .lastlog {
					display: inline-block;
				}
				.last-action-links {
					display: none;
				}
			}
		</style>
		<?php
    }

    public static function admin_print_scripts()
    {
        wp_enqueue_script('backwpupgeneral');
    }

    public static function page()
    {
        echo '<div class="wrap" id="backwpup-page">';
        echo '<h1>' . esc_html(sprintf(__('%s &rsaquo; Jobs', 'backwpup'), BackWPup::get_plugin_data('name'))) . '&nbsp;<a href="' . wp_nonce_url(network_admin_url('admin.php') . '?page=backwpupeditjob', 'edit-job') . '" class="add-new-h2">' . esc_html__('Add new', 'backwpup') . '</a></h1>';
        BackWPup_Admin::display_messages();
        $job_object = BackWPup_Job::get_working_data();
        if (current_user_can('backwpup_jobs_start') && is_object($job_object)) {
            //read existing logfile
            $logfiledata = file_get_contents($job_object->logfile);
            preg_match('/<body[^>]*>/si', $logfiledata, $match);
            if (!empty($match[0])) {
                $startpos = strpos($logfiledata, $match[0]) + strlen($match[0]);
            } else {
                $startpos = 0;
            }
            $endpos = stripos($logfiledata, '</body>');
            if (empty($endpos)) {
                $endpos = strlen($logfiledata);
            }
            $length = strlen($logfiledata) - (strlen($logfiledata) - $endpos) - $startpos; ?>
			<div id="runningjob">
				<div id="runniginfos">
					<h2 id="runningtitle"><?php esc_html(sprintf(__('Job currently running: %s', 'backwpup'), $job_object->job['name'])); ?></h2>
					<span id="warningsid"><?php esc_html_e('Warnings:', 'backwpup'); ?> <span id="warnings"><?php echo $job_object->warnings; ?></span></span>
					<span id="errorid"><?php esc_html_e('Errors:', 'backwpup'); ?> <span id="errors"><?php echo $job_object->errors; ?></span></span>
					<div class="infobuttons"><a href="#TB_inline?height=440&width=630&inlineId=tb-showworking" id="showworkingbutton" class="thickbox button button-primary button-primary-bwp" title="<?php esc_attr_e('Log of running job', 'backwpup'); ?>"><?php esc_html_e('Display working log', 'backwpup'); ?></a>
					<a href="<?php echo wp_nonce_url(network_admin_url('admin.php') . '?page=backwpupjobs&action=abort', 'abort-job'); ?>" id="abortbutton" class="backwpup-fancybox button button-bwp"><?php esc_html_e('Abort', 'backwpup'); ?></a>
					<a href="#" id="showworkingclose" title="<?php esc_html_e('Close working screen', 'backwpup'); ?>" class="button button-bwp" style="display:none" ><?php esc_html_e('Close', 'backwpup'); ?></a></div>
				</div>
				<input type="hidden" name="logpos" id="logpos" value="<?php echo strlen($logfiledata); ?>">
				<div id="lasterrormsg"></div>
				<div class="progressbar"><div id="progressstep" class="bwpu-progress" style="width:<?php echo $job_object->step_percent; ?>%;"><?php echo esc_html($job_object->step_percent); ?>%</div></div>
				<div id="onstep"><?php echo esc_html($job_object->steps_data[$job_object->step_working]['NAME']); ?></div>
				<div class="progressbar"><div id="progresssteps" class="bwpu-progress" style="width:<?php echo $job_object->substep_percent; ?>%;"><?php echo esc_html($job_object->substep_percent); ?>%</div></div>
				<div id="lastmsg"><?php echo esc_html($job_object->lastmsg); ?></div>
				<div id="tb-showworking" style="display:none;">
					<div id="showworking"><?php echo substr($logfiledata, $startpos, $length); ?></div>
				</div>
			</div>
		<?php
        }

        //display jos Table?>
		<form id="posts-filter" action="" method="get">
		<input type="hidden" name="page" value="backwpupjobs" />
		<?php
        echo wp_nonce_field('backwpup_ajax_nonce', 'backwpupajaxnonce', false);
        self::$listtable->display(); ?>
		<div id="ajax-response"></div>
		</form>
		</div>
		<?php

        if (!empty($job_object->logfile)) { ?>
        <script type="text/javascript">
            //<![CDATA[
            jQuery(document).ready(function ($) {
                backwpup_show_working = function () {
	                var save_log_pos = 0;
                    $.ajax({
                        type: 'GET',
                        url: ajaxurl,
                        cache: false,
                        data:{
                            action: 'backwpup_working',
                            logpos: $('#logpos').val(),
							logfile: '<?php echo basename($job_object->logfile); ?>',
                            _ajax_nonce: '<?php echo wp_create_nonce('backwpupworking_ajax_nonce'); ?>'
                        },
                        dataType: 'json',
                        success:function (rundata) {
							if ( rundata == 0 ) {
								$("#abortbutton").remove();
								$("#backwpup-adminbar-running").remove();
								$(".job-run").hide();
								$("#message").hide();
								$(".job-normal").show();
								$('#showworkingclose').show();
							}
							if (0 < rundata.log_pos) {
								$('#logpos').val(rundata.log_pos);
							}
                            if ('' != rundata.log_text) {
                                $('#showworking').append(rundata.log_text);
								$('#TB_ajaxContent').scrollTop(rundata.log_pos * 15);
                            }
                            if (0 < rundata.error_count) {
                                $('#errors').replaceWith('<span id="errors">' + rundata.error_count + '</span>');
                            }
                            if (0 < rundata.warning_count) {
                                $('#warnings').replaceWith('<span id="warnings">' + rundata.warning_count + '</span>');
                            }
                            if (0 < rundata.step_percent) {
                                $('#progressstep').replaceWith('<div id="progressstep" class="bwpu-progress">' + rundata.step_percent + '%</div>');
                                $('#progressstep').css('width', parseFloat(rundata.step_percent) + '%');
                            }
                            if (0 < rundata.sub_step_percent) {
                                $('#progresssteps').replaceWith('<div id="progresssteps" class="bwpu-progress">' + rundata.sub_step_percent + '%</div>');
                                $('#progresssteps').css('width', parseFloat(rundata.sub_step_percent) + '%');
                            }
                            if (0 < rundata.running_time) {
                                $('#runtime').replaceWith('<span id="runtime">' + rundata.running_time + '</span>');
                            }
                            if ( '' != rundata.onstep ) {
                                $('#onstep').replaceWith('<div id="onstep">' + rundata.on_step + '</div>');
                            }
                            if ( '' != rundata.last_msg ) {
                                $('#lastmsg').replaceWith('<div id="lastmsg">' + rundata.last_msg + '</div>');
                            }
							if ( '' != rundata.last_error_msg ) {
							    $('#lasterrormsg').replaceWith('<div id="lasterrormsg">' + rundata.last_error_msg + '</div>');
						    }
                            if ( rundata.job_done == 1 ) {
                                $("#abortbutton").remove();
                                $("#backwpup-adminbar-running").remove();
								$(".job-run").hide();
                                $("#message").hide();
                                $(".job-normal").show();
                                $('#showworkingclose').show();
                            } else {
								if ( rundata.restart_url !== '' ) {
	                                backwpup_trigger_cron( rundata.restart_url );
								}
                            	setTimeout('backwpup_show_working()', 750);
                            }
                        },
						error:function( ) {
							setTimeout('backwpup_show_working()', 750);
						}
                    });
                };
	            backwpup_trigger_cron = function ( cron_url ) {
		            $.ajax({
			            type: 'POST',
			            url: cron_url,
			            dataType: 'text',
			            cache: false,
			            processData: false,
			            timeout: 1
		            });
	            };
                backwpup_show_working();
                $('#showworkingclose').click( function() {
                    $("#runningjob").hide( 'slow' );
                    return false;
                });
            });
            //]]>
        </script>
		<?php }
    }

    /**
     * Function to generate json data.
     */
    public static function ajax_working()
    {
        check_ajax_referer('backwpupworking_ajax_nonce');

        if (!current_user_can('backwpup_jobs_start')) {
            exit('-1');
        }

        $log_folder = get_site_option('backwpup_cfg_logfolder');
        $log_folder = BackWPup_File::get_absolute_path($log_folder);
        $logfile = isset($_GET['logfile']) ? $log_folder . basename(trim($_GET['logfile'])) : null;
        $logpos = isset($_GET['logpos']) ? absint($_GET['logpos']) : 0;
        $restart_url = '';

        //check if logfile renamed
        if (file_exists($logfile . '.gz')) {
            $logfile .= '.gz';
        }

        if (!is_readable($logfile) || strstr($_GET['logfile'], 'backwpup_log_') === false) {
            exit('0');
        }

        $job_object = BackWPup_Job::get_working_data();
        $done = 0;
        if (is_object($job_object)) {
            $warnings = $job_object->warnings;
            $errors = $job_object->errors;
            $step_percent = $job_object->step_percent;
            $substep_percent = $job_object->substep_percent;
            $runtime = current_time('timestamp') - $job_object->start_time;
            $onstep = $job_object->steps_data[$job_object->step_working]['NAME'];
            $lastmsg = $job_object->lastmsg;
            $lasterrormsg = $job_object->lasterrormsg;
        } else {
            $logheader = BackWPup_Job::read_logheader($logfile);
            $warnings = $logheader['warnings'];
            $runtime = $logheader['runtime'];
            $errors = $logheader['errors'];
            $step_percent = 100;
            $substep_percent = 100;
            $onstep = '<div class="backwpup-message backwpup-info"><p>' . esc_html__('Job completed', 'backwpup') . '</p></div>';
            if ($errors > 0) {
                $lastmsg = '<div class="bwu-message-error"><p>' . esc_html__('ERROR:', 'backwpup') . ' ' . sprintf(esc_html__('Job has ended with errors in %s seconds. You must resolve the errors for correct execution.', 'backwpup'), $logheader['runtime']) . '</p></div>';
            } elseif ($warnings > 0) {
                $lastmsg = '<div class="backwpup-message backwpup-warning"><p>' . esc_html__('WARNING:', 'backwpup') . ' ' . sprintf(esc_html__('Job has done with warnings in %s seconds. Please resolve them for correct execution.', 'backwpup'), $logheader['runtime']) . '</p></div>';
            } else {
                $lastmsg = '<div class="updated"><p>' . sprintf(esc_html__('Job done in %s seconds.', 'backwpup'), $logheader['runtime']) . '</p></div>';
            }
            $lasterrormsg = '';
            $done = 1;
        }

        if ('.gz' == substr($logfile, -3)) {
            $logfiledata = file_get_contents('compress.zlib://' . $logfile, false, null, $logpos);
        } else {
            $logfiledata = file_get_contents($logfile, false, null, $logpos);
        }

        preg_match('/<body[^>]*>/si', $logfiledata, $match);
        if (!empty($match[0])) {
            $startpos = strpos($logfiledata, $match[0]) + strlen($match[0]);
        } else {
            $startpos = 0;
        }

        $endpos = stripos($logfiledata, '</body>');
        if (false === $endpos) {
            $endpos = strlen($logfiledata);
        }

        $length = strlen($logfiledata) - (strlen($logfiledata) - $endpos) - $startpos;

        //check if restart must done on ALTERNATE_WP_CRON
        if (is_object($job_object) && defined('ALTERNATE_WP_CRON') && ALTERNATE_WP_CRON) {
            $restart = BackWPup_Job::get_jobrun_url('restartalt');
            if ($job_object->pid === 0 && $job_object->uniqid === '') {
                $restart_url = $restart['url'];
            }
            $last_update = microtime(true) - $job_object->timestamp_last_update;
            if (empty($job_object->pid) && $last_update > 10) {
                $restart_url = $restart['url'];
            }
        }

        wp_send_json([
            'log_pos' => strlen($logfiledata) + $logpos,
            'log_text' => substr($logfiledata, $startpos, $length),
            'warning_count' => $warnings,
            'error_count' => $errors,
            'running_time' => $runtime,
            'step_percent' => $step_percent,
            'on_step' => $onstep,
            'last_msg' => $lastmsg,
            'last_error_msg' => $lasterrormsg,
            'sub_step_percent' => $substep_percent,
            'restart_url' => $restart_url,
            'job_done' => $done,
        ]);
    }
}