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Edit File: /data/www/19068/fszoo_net/download/app/Nette/Http/Context.php

<?php

/**
 * This file is part of the Nette Framework (http://nette.org)
 *
 * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
 *
 * For the full copyright and license information, please view
 * the file license.txt that was distributed with this source code.
 */

namespace Nette\Http;

use Nette;

/**
 * HTTP-specific tasks.
 *
 * @author     David Grudl
 *
 * @property-read bool $modified
 * @property-read IRequest $request
 * @property-read IResponse $response
 */
class Context extends Nette\Object
{
	/** @var IRequest */
	private $request;

/** @var IResponse */
	private $response;

public function __construct(IRequest $request, IResponse $response)
	{
		$this->request = $request;
		$this->response = $response;
	}

/**
	 * Attempts to cache the sent entity by its last modification date.
	 * @param  string|int|DateTime  last modified time
	 * @param  string  strong entity tag validator
	 * @return bool
	 */
	public function isModified($lastModified = NULL, $etag = NULL)
	{
		if ($lastModified) {
			$this->response->setHeader('Last-Modified', $this->response->date($lastModified));
		}
		if ($etag) {
			$this->response->setHeader('ETag', '"' . addslashes($etag) . '"');
		}

$ifNoneMatch = $this->request->getHeader('If-None-Match');
		if ($ifNoneMatch === '*') {
			$match = TRUE; // match, check if-modified-since

} elseif ($ifNoneMatch !== NULL) {
			$etag = $this->response->getHeader('ETag');

if ($etag == NULL || strpos(' ' . strtr($ifNoneMatch, ",\t", '  '), ' ' . $etag) === FALSE) {
				return TRUE;

} else {
				$match = TRUE; // match, check if-modified-since
			}
		}

$ifModifiedSince = $this->request->getHeader('If-Modified-Since');
		if ($ifModifiedSince !== NULL) {
			$lastModified = $this->response->getHeader('Last-Modified');
			if ($lastModified != NULL && strtotime($lastModified) <= strtotime($ifModifiedSince)) {
				$match = TRUE;

} else {
				return TRUE;
			}
		}

if (empty($match)) {
			return TRUE;
		}

$this->response->setCode(IResponse::S304_NOT_MODIFIED);
		return FALSE;
	}

/**
	 * @return IRequest
	 */
	public function getRequest()
	{
		return $this->request;
	}

/**
	 * @return IResponse
	 */
	public function getResponse()
	{
		return $this->response;
	}

}

Name	Size	Permissions	Modified	User/Group
Session.php	13623	0644	2015-08-08 18:27:49	Unknown/Unknown
Context.php	2266	0644	2015-08-08 18:27:49	Unknown/Unknown
IResponse.php	2936	0644	2015-08-08 18:27:49	Unknown/Unknown
IRequest.php	2761	0644	2015-08-08 18:27:49	Unknown/Unknown
RequestFactory.php	6850	0644	2015-08-08 18:27:50	Unknown/Unknown
UrlScript.php	1664	0644	2015-08-08 18:27:49	Unknown/Unknown
Request.php	6786	0644	2015-08-08 18:27:49	Unknown/Unknown
ISessionStorage.php	620	0644	2015-08-08 18:27:49	Unknown/Unknown
SessionSection.php	5522	0644	2015-08-08 18:27:49	Unknown/Unknown
Url.php	10515	0644	2015-08-08 18:27:49	Unknown/Unknown
UserStorage.php	4855	0644	2015-08-08 18:27:49	Unknown/Unknown
FileUpload.php	4012	0644	2015-08-08 18:27:50	Unknown/Unknown
Response.php	8992	0644	2015-08-08 18:27:50	Unknown/Unknown