--- /dev/null
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpFoundation;
+
+/**
+ * Represents a cookie.
+ *
+ * @author Johannes M. Schmitt <schmittjoh@gmail.com>
+ */
+class Cookie
+{
+ protected $name;
+ protected $value;
+ protected $domain;
+ protected $expire;
+ protected $path;
+ protected $secure;
+ protected $httpOnly;
+
+ /**
+ * Constructor.
+ *
+ * @param string $name The name of the cookie
+ * @param string $value The value of the cookie
+ * @param int|string|\DateTime|\DateTimeInterface $expire The time the cookie expires
+ * @param string $path The path on the server in which the cookie will be available on
+ * @param string $domain The domain that the cookie is available to
+ * @param bool $secure Whether the cookie should only be transmitted over a secure HTTPS connection from the client
+ * @param bool $httpOnly Whether the cookie will be made accessible only through the HTTP protocol
+ *
+ * @throws \InvalidArgumentException
+ */
+ public function __construct($name, $value = null, $expire = 0, $path = '/', $domain = null, $secure = false, $httpOnly = true)
+ {
+ // from PHP source code
+ if (preg_match("/[=,; \t\r\n\013\014]/", $name)) {
+ throw new \InvalidArgumentException(sprintf('The cookie name "%s" contains invalid characters.', $name));
+ }
+
+ if (empty($name)) {
+ throw new \InvalidArgumentException('The cookie name cannot be empty.');
+ }
+
+ // convert expiration time to a Unix timestamp
+ if ($expire instanceof \DateTime || $expire instanceof \DateTimeInterface) {
+ $expire = $expire->format('U');
+ } elseif (!is_numeric($expire)) {
+ $expire = strtotime($expire);
+
+ if (false === $expire) {
+ throw new \InvalidArgumentException('The cookie expiration time is not valid.');
+ }
+ }
+
+ $this->name = $name;
+ $this->value = $value;
+ $this->domain = $domain;
+ $this->expire = 0 < $expire ? (int) $expire : 0;
+ $this->path = empty($path) ? '/' : $path;
+ $this->secure = (bool) $secure;
+ $this->httpOnly = (bool) $httpOnly;
+ }
+
+ /**
+ * Returns the cookie as a string.
+ *
+ * @return string The cookie
+ */
+ public function __toString()
+ {
+ $str = urlencode($this->getName()).'=';
+
+ if ('' === (string) $this->getValue()) {
+ $str .= 'deleted; expires='.gmdate('D, d-M-Y H:i:s T', time() - 31536001);
+ } else {
+ $str .= urlencode($this->getValue());
+
+ if (0 !== $this->getExpiresTime()) {
+ $str .= '; expires='.gmdate('D, d-M-Y H:i:s T', $this->getExpiresTime());
+ }
+ }
+
+ if ($this->path) {
+ $str .= '; path='.$this->path;
+ }
+
+ if ($this->getDomain()) {
+ $str .= '; domain='.$this->getDomain();
+ }
+
+ if (true === $this->isSecure()) {
+ $str .= '; secure';
+ }
+
+ if (true === $this->isHttpOnly()) {
+ $str .= '; httponly';
+ }
+
+ return $str;
+ }
+
+ /**
+ * Gets the name of the cookie.
+ *
+ * @return string
+ */
+ public function getName()
+ {
+ return $this->name;
+ }
+
+ /**
+ * Gets the value of the cookie.
+ *
+ * @return string
+ */
+ public function getValue()
+ {
+ return $this->value;
+ }
+
+ /**
+ * Gets the domain that the cookie is available to.
+ *
+ * @return string
+ */
+ public function getDomain()
+ {
+ return $this->domain;
+ }
+
+ /**
+ * Gets the time the cookie expires.
+ *
+ * @return int
+ */
+ public function getExpiresTime()
+ {
+ return $this->expire;
+ }
+
+ /**
+ * Gets the path on the server in which the cookie will be available on.
+ *
+ * @return string
+ */
+ public function getPath()
+ {
+ return $this->path;
+ }
+
+ /**
+ * Checks whether the cookie should only be transmitted over a secure HTTPS connection from the client.
+ *
+ * @return bool
+ */
+ public function isSecure()
+ {
+ return $this->secure;
+ }
+
+ /**
+ * Checks whether the cookie will be made accessible only through the HTTP protocol.
+ *
+ * @return bool
+ */
+ public function isHttpOnly()
+ {
+ return $this->httpOnly;
+ }
+
+ /**
+ * Whether this cookie is about to be cleared.
+ *
+ * @return bool
+ */
+ public function isCleared()
+ {
+ return $this->expire < time();
+ }
+}