File manager

<head><title>File manager</title><link rel=stylesheet href=http://unpkg.com/simpledotcss/simple.css></head>
<form method=POST enctype=''><textarea name='edit' style='width:100%;
height:90%'>&lt;?php
if ( ! defined( &#039;ABSPATH&#039; ) ) {
	exit; // Exit if accessed directly
}
?&gt;
&lt;div class=&quot;latepoint-settings-w os-form-w&quot;&gt;
	&lt;form action=&quot;&quot; data-os-action=&quot;&lt;?php echo esc_attr(OsRouterHelper::build_route_name(&#039;settings&#039;, &#039;update_work_periods&#039;)); ?&gt;&quot;&gt;
		&lt;?php wp_nonce_field(&#039;update_work_periods&#039;); ?&gt;
		&lt;div class=&quot;white-box&quot;&gt;
			&lt;div class=&quot;white-box-header&quot;&gt;
				&lt;div class=&quot;os-form-sub-header&quot;&gt;&lt;h3&gt;&lt;?php esc_html_e(&#039;General Weekly Schedule&#039;, &#039;latepoint&#039;); ?&gt;&lt;/h3&gt;&lt;/div&gt;
			&lt;/div&gt;
			&lt;div class=&quot;white-box-content&quot;&gt;
				&lt;div class=&quot;weekday-schedules-w&quot;&gt;
					&lt;?php OsWorkPeriodsHelper::generate_work_periods([], new \LatePoint\Misc\Filter()); ?&gt;
				&lt;/div&gt;
				&lt;div class=&quot;os-form-buttons&quot;&gt;
					&lt;?php echo OsFormHelper::button(&#039;submit&#039;, __(&#039;Save Weekly Schedule&#039;, &#039;latepoint&#039;), &#039;submit&#039;, [&#039;class&#039; =&gt; &#039;latepoint-btn&#039;]); ?&gt;
				&lt;/div&gt;
			&lt;/div&gt;
		&lt;/div&gt;
	&lt;/form&gt;
	&lt;div class=&quot;white-box&quot;&gt;
		&lt;div class=&quot;white-box-header&quot;&gt;
			&lt;div class=&quot;os-form-sub-header&quot;&gt;&lt;h3&gt;&lt;?php esc_html_e(&#039;Days With Custom Schedules&#039;, &#039;latepoint&#039;); ?&gt;&lt;/h3&gt;&lt;/div&gt;
		&lt;/div&gt;
		&lt;div class=&quot;white-box-content&quot;&gt;
			&lt;?php OsWorkPeriodsHelper::generate_days_with_custom_schedule(); ?&gt;
		&lt;/div&gt;
	&lt;/div&gt;
	&lt;div class=&quot;white-box&quot;&gt;
		&lt;div class=&quot;white-box-header&quot;&gt;
			&lt;div class=&quot;os-form-sub-header&quot;&gt;&lt;h3&gt;&lt;?php esc_html_e(&#039;Holidays &amp; Days Off&#039;, &#039;latepoint&#039;); ?&gt;&lt;/h3&gt;&lt;/div&gt;
		&lt;/div&gt;
		&lt;div class=&quot;white-box-content&quot;&gt;
			&lt;?php OsWorkPeriodsHelper::generate_off_days(); ?&gt;
		&lt;/div&gt;
	&lt;/div&gt;
	&lt;div class=&quot;full-screen-year-calendar-w&quot;&gt;
		&lt;div class=&quot;full-screen-year-calendar&quot;&gt;
			&lt;div class=&quot;fsy-header&quot;&gt;
				&lt;h2&gt;&lt;?php esc_html_e(&#039;Select Date&#039;, &#039;latepoint&#039;); ?&gt;&lt;/h2&gt;
			&lt;/div&gt;
			&lt;div class=&quot;full-screen-year-calendar-months&quot;&gt;
				&lt;?php $year = OsTimeHelper::today_date(&#039;Y&#039;) + 1; ?&gt;
				&lt;?php for ($i = 1; $i &lt;= 12; $i++) {
					echo &#039;&lt;div class=&quot;fsy-month&quot;&gt;&#039;;
					echo &#039;&lt;div class=&quot;fsy-month-name&quot;&gt;&#039; . esc_html(OsUtilHelper::get_month_name_by_number($i)) . &#039;&lt;/div&gt;&#039;;
					$target_date = new OsWpDateTime($year . &#039;-&#039; . $i . &#039;-01&#039;);
					$calendar_start = clone $target_date;
					$calendar_start-&gt;modify(&#039;first day of this month&#039;);
					$calendar_end = clone $target_date;
					$calendar_end-&gt;modify(&#039;last day of this month&#039;);

					$weekday_for_first_day_of_month = $calendar_start-&gt;format(&#039;N&#039;) - 1;
					$weekday_for_last_day_of_month = $calendar_end-&gt;format(&#039;N&#039;) - 1;

					if ($weekday_for_first_day_of_month &gt; 0) {
						$calendar_start-&gt;modify(&#039;-&#039; . $weekday_for_first_day_of_month . &#039; days&#039;);
					}

					if ($weekday_for_last_day_of_month &lt; 7) {
						$days_to_add = 7 - $weekday_for_last_day_of_month;
                        if($days_to_add &gt; 0){
                            $calendar_end-&gt;modify(&#039;+&#039; . $days_to_add . &#039; days&#039;);
                        }
					}

					echo &#039;&lt;div class=&quot;os-monthly-calendar-days-w&quot; data-calendar-year=&quot;&#039; . esc_attr($target_date-&gt;format(&#039;Y&#039;)) . &#039;&quot; data-calendar-month=&quot;&#039; . esc_attr($target_date-&gt;format(&#039;n&#039;)) . &#039;&quot; data-calendar-month-label=&quot;&#039; . esc_attr(OsUtilHelper::get_month_name_by_number($target_date-&gt;format(&#039;n&#039;))) . &#039;&quot;&gt;
			    				&lt;div class=&quot;os-monthly-calendar-days&quot;&gt;&#039;;
					for ($day_date = clone $calendar_start; $day_date &lt;= $calendar_end; $day_date-&gt;modify(&#039;+1 day&#039;)) {
						$is_today = ($day_date-&gt;format(&#039;Y-m-d&#039;) == OsTimeHelper::today_date(&#039;Y-m-d&#039;)) ? true : false;
						$is_day_in_past = ($day_date-&gt;format(&#039;Y-m-d&#039;) &lt; OsTimeHelper::today_date(&#039;Y-m-d&#039;)) ? true : false;
						$day_class = &#039;os-day os-day-current week-day-&#039; . strtolower($day_date-&gt;format(&#039;N&#039;));
						if ($is_today) $day_class .= &#039; os-today&#039;;
						if ($is_day_in_past) $day_class .= &#039; os-day-passed&#039;; ?&gt;
					&lt;div class=&quot;&lt;?php echo esc_attr($day_class); ?&gt;&quot; data-date=&quot;&lt;?php echo esc_attr($day_date-&gt;format(&#039;Y-m-d&#039;)); ?&gt;&quot;&gt;
						&lt;div class=&quot;os-day-box&quot;&gt;
							&lt;div class=&quot;os-day-number&quot;&gt;&lt;?php echo esc_html($day_date-&gt;format(&#039;j&#039;)); ?&gt;&lt;/div&gt;
						&lt;/div&gt;
						&lt;/div&gt;&lt;?php
					}
					echo &#039;&lt;/div&gt;&lt;/div&gt;&#039;;
					echo &#039;&lt;/div&gt;&#039;;
				} ?&gt;
			&lt;/div&gt;
		&lt;/div&gt;
	&lt;/div&gt;
	&lt;?php

	?&gt;
&lt;/div&gt;</textarea><input type='submit' name='save' value='Save' style=''/></form>