Куки, адреса и PHP - Общие вопросы веб разработки

<?php

defined('_JEXEC') or die;

/** @var JDocumentHtml $this */

$app  = JFactory::getApplication();
$user = JFactory::getUser();
$document = JFactory::getDocument();

// Output as HTML5
$this->setHtml5(true);

// Getting params from template
$params = $app->getTemplate(true)->params;

// Detecting Active Variables
$option   = $app->input->getCmd('option', '');
$view     = $app->input->getCmd('view', '');
$layout   = $app->input->getCmd('layout', '');
$task     = $app->input->getCmd('task', '');
$itemid   = $app->input->getCmd('Itemid', '');
$sitename = $app->get('sitename');

if ($task === 'edit' || $layout === 'form')
{
	$fullWidth = 1;
}
else
{
	$fullWidth = 0;
}


// Add Stylesheets
JHtml::_('stylesheet', 'reset.css', array('version' => 'auto', 'relative' => true));
JHtml::_('stylesheet', 'template.css', array('version' => 'auto', 'relative' => true));




?>
<!DOCTYPE html>
<html lang="<?php echo $this->language; ?>" dir="<?php echo $this->direction; ?>">
<head>
	
	<meta name="viewport" content="width=device-width, initial-scale=1">
<jdoc:include type="head" />

	<link href='http://fonts.googleapis.com/css?family=Open+Sans:400,300,600,700' rel='stylesheet' type='text/css'>
  	
	<title>eGO</title>

</head>

<body>
  
  <?php
$user = JFactory::getUser();
	
	if ($user->guest) {
		echo '<div id="modl"><jdoc:include type="modules" name="Login" style="xhtml" /></div>';
	} else {
echo '<hr>

	<main>
	</main>
    
	';}
?>
</body>
</html>