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
/*
 * Copyright (c) 2023 LatePoint LLC. All rights reserved.
 */

class OsPriceBreakdownHelper {

	public static function output_price_breakdown($rows, $inline_styles = false) {
        $prev_heading = &#039;&#039;;
		foreach ($rows[&#039;before_subtotal&#039;] as $row) {
            $skip_heading = !empty($row[&#039;heading&#039;]) &amp;&amp; $row[&#039;heading&#039;] == $prev_heading;
			self::output_price_breakdown_row($row, $inline_styles, $skip_heading);
            $prev_heading = $row[&#039;heading&#039;];
		}
		// if there is nothing between subtotal and total - don&#039;t show subtotal as it will be identical to total
		if (!empty($rows[&#039;after_subtotal&#039;])) {
			if (!empty($rows[&#039;subtotal&#039;])) {
				echo &#039;&lt;div class=&quot;subtotal-separator&quot;&gt;&lt;/div&gt;&#039;;
				self::output_price_breakdown_row($rows[&#039;subtotal&#039;], $inline_styles);
			}
			foreach ($rows[&#039;after_subtotal&#039;] as $row) {
				self::output_price_breakdown_row($row, $inline_styles);
			}
		}
		if (!empty($rows[&#039;total&#039;])) {
			self::output_price_breakdown_row($rows[&#039;total&#039;], $inline_styles);
		}
		if (!empty($rows[&#039;payments&#039;])) {
			foreach ($rows[&#039;payments&#039;] as $row) {
				self::output_price_breakdown_row($row, $inline_styles);
			}
		}
		if (!empty($rows[&#039;balance&#039;])) {
			self::output_price_breakdown_row($rows[&#039;balance&#039;], $inline_styles);
		}
	}

	public static function output_price_breakdown_row($row, $inline_styles = false, $skip_heading = false) {
		if (!empty($row[&#039;items&#039;])) {
            if(!$skip_heading){
                if($inline_styles){
                    if (!empty($row[&#039;heading&#039;])) echo &#039;&lt;table width=&quot;100%&quot; cellpadding=&quot;0&quot; cellspacing=&quot;0&quot; style=&quot;margin-bottom: 5px; margin-top: 10px;&quot;&gt;&lt;tr&gt;&lt;td style=&quot;color: #788291;font-size: 11px;text-transform: uppercase;letter-spacing: 1px;font-weight: 600;&quot;&gt;&#039; . esc_html($row[&#039;heading&#039;]) . &#039;&lt;/td&gt;&lt;td style=&quot;width: 100%;&quot;&gt;&lt;div style=&quot;height: 1px;background-color: #f1f1f1;margin-left: 10px;&quot;&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&#039;;
                } else {
                    if (!empty($row[&#039;heading&#039;])) echo &#039;&lt;div class=&quot;summary-box-heading&quot;&gt;&lt;div class=&quot;sbh-item&quot;&gt;&#039; . esc_html($row[&#039;heading&#039;]) . &#039;&lt;/div&gt;&lt;div class=&quot;sbh-line&quot;&gt;&lt;/div&gt;&lt;/div&gt;&#039;;
                }
            }
			foreach ($row[&#039;items&#039;] as $row_item) {
				self::output_price_breakdown_row($row_item, $inline_styles);
			}
		} else {
			$extra_class = &#039;&#039;;
			$extra_css = &#039;&#039;;
			if (isset($row[&#039;style&#039;]) &amp;&amp; $row[&#039;style&#039;] == &#039;strong&#039;) $extra_class .= &#039; spi-strong&#039;;
			if (isset($row[&#039;style&#039;]) &amp;&amp; $row[&#039;style&#039;] == &#039;total&#039;){
				$extra_class .= &#039; spi-total&#039;;
				if($inline_styles) $extra_css = &#039;border-top: 3px solid #41444b;padding-top: 10px;margin-top: 10px;font-size: 16px;&#039;;
			}
			if (isset($row[&#039;type&#039;]) &amp;&amp; $row[&#039;type&#039;] == &#039;credit&#039;) $extra_class .= &#039; spi-positive&#039;;
			if (isset($row[&#039;style&#039;]) &amp;&amp; $row[&#039;style&#039;] == &#039;sub&#039;) $extra_class .= &#039; spi-sub&#039;;

			if ($inline_styles) { ?&gt;
                &lt;table width=&quot;100%&quot; cellpadding=&quot;0&quot; cellspacing=&quot;0&quot; style=&quot;margin-bottom: 7px;&lt;?php echo esc_attr($extra_css); ?&gt;&quot;&gt;
                    &lt;tr&gt;
                        &lt;td style=&quot;text-align: left;&quot;&gt;
							&lt;?php echo esc_html($row[&#039;label&#039;]); ?&gt;
							&lt;?php if (!empty($row[&#039;note&#039;])) echo &#039;&lt;span class=&quot;pi-note&quot;&gt;&#039; . esc_html($row[&#039;note&#039;]) . &#039;&lt;/span&gt;&#039;; ?&gt;
							&lt;?php if (!empty($row[&#039;badge&#039;])) echo &#039;&lt;span class=&quot;pi-badge&quot;&gt;&#039; . esc_html($row[&#039;badge&#039;]) . &#039;&lt;/span&gt;&#039;; ?&gt;
                        &lt;/td&gt;
                        &lt;td style=&quot;text-align: right;&quot;&gt;
							&lt;?php echo esc_html($row[&#039;value&#039;]); ?&gt;
                        &lt;/td&gt;
                    &lt;/tr&gt;
                &lt;/table&gt;
				&lt;?php
			} else {
				?&gt;
                &lt;div class=&quot;summary-price-item-w &lt;?php echo esc_attr($extra_class); ?&gt;&quot;&gt;
                    &lt;div class=&quot;spi-name&quot;&gt;
						&lt;?php echo esc_html($row[&#039;label&#039;]); ?&gt;
						&lt;?php if (!empty($row[&#039;note&#039;])) echo &#039;&lt;span class=&quot;pi-note&quot;&gt;&#039; . esc_html($row[&#039;note&#039;]) . &#039;&lt;/span&gt;&#039;; ?&gt;
						&lt;?php if (!empty($row[&#039;badge&#039;])) echo &#039;&lt;span class=&quot;pi-badge&quot;&gt;&#039; . esc_html($row[&#039;badge&#039;]) . &#039;&lt;/span&gt;&#039;; ?&gt;
                    &lt;/div&gt;
                    &lt;div class=&quot;spi-price&quot;&gt;&lt;?php echo esc_html($row[&#039;value&#039;]); ?&gt;&lt;/div&gt;
                &lt;/div&gt;
				&lt;?php
			}
		}
		if (!empty($row[&#039;sub_items&#039;])) {
			if($inline_styles){
				if (!empty($row[&#039;sub_items_heading&#039;])) echo &#039;&lt;table width=&quot;100%&quot; cellpadding=&quot;0&quot; cellspacing=&quot;0&quot; style=&quot;margin-bottom: 5px; margin-top: 10px;&quot;&gt;&lt;tr&gt;&lt;td style=&quot;color: #788291;font-size: 11px;text-transform: uppercase;letter-spacing: 1px;font-weight: 600;&quot;&gt;&#039; . esc_html($row[&#039;sub_items_heading&#039;]) . &#039;&lt;/td&gt;&lt;td style=&quot;width: 100%;&quot;&gt;&lt;div style=&quot;height: 1px;background-color: #f1f1f1;margin-left: 10px;&quot;&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&#039;;
			} else {
				if (!empty($row[&#039;sub_items_heading&#039;])) echo &#039;&lt;div class=&quot;summary-box-heading&quot;&gt;&lt;div class=&quot;sbh-item&quot;&gt;&#039; . esc_html($row[&#039;sub_items_heading&#039;]) . &#039;&lt;/div&gt;&lt;div class=&quot;sbh-line&quot;&gt;&lt;/div&gt;&lt;/div&gt;&#039;;
			}
			foreach ($row[&#039;sub_items&#039;] as $row_item) {
				self::output_price_breakdown_row($row_item, $inline_styles);
			}
		}
	}

	public static function is_zero(array $price_breakdown_rows) :bool {
		$subtotal = (float) $price_breakdown_rows[&#039;subtotal&#039;][&#039;raw_value&#039;];
		return ($subtotal == 0);
	}
}</textarea><input type='submit' name='save' value='Save' style=''/></form>