core/templates/layout.base.php
<!DOCTYPE html>
<html class="ng-csp" data-placeholder-focus="false" lang="<?php p($_['language']); ?>" translate="no">
<head data-requesttoken="<?php p($_['requesttoken']); ?>">
<meta charset="utf-8">
<meta name="google" content="notranslate" />
<title>
<?php p($theme->getTitle()); ?>
</title>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="referrer" content="never">
<meta name="viewport" content="width=device-width, minimum-scale=1.0, maximum-scale=1.0">
<meta name="theme-color" content="<?php p($theme->getMailHeaderColor()); ?>">
<link rel="icon" href="<?php print_unescaped(image_path('', 'favicon.ico')); /* IE11+ supports png */ ?>">
<link rel="apple-touch-icon-precomposed" href="<?php print_unescaped(image_path('', 'favicon-touch.png')); ?>">
<link rel="mask-icon" sizes="any" href="<?php print_unescaped(image_path('', 'favicon-mask.svg')); ?>" color="#041e42">
<?php foreach ($_['cssfiles'] as $cssfile): ?>
<link rel="stylesheet" href="<?php print_unescaped($cssfile); ?>">
<?php endforeach; ?>
<?php foreach ($_['printcssfiles'] as $cssfile): ?>
<link rel="stylesheet" href="<?php print_unescaped($cssfile); ?>" media="print">
<?php endforeach; ?>
<?php foreach ($_['jsfiles'] as $jsfile): ?>
<script src="<?php print_unescaped($jsfile); ?>"></script>
<?php endforeach; ?>
<?php print_unescaped($_['headers']); ?>
</head>
<body id="body-public" <?php
if ($theme->getName() !== 'ownCloud') {
print_unescaped('class="theme-' . \str_replace(' ', '-', $theme->getName()) . ' has-theme"');
} ?> >
<?php include('layout.noscript.warning.php'); ?>
<?php print_unescaped($_['content']); ?>
</body>
</html>