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/vendor/symfony/http-foundation/ -> Cookie.php (source)

   1  <?php
   2  
   3  /*
   4   * This file is part of the Symfony package.
   5   *
   6   * (c) Fabien Potencier <fabien@symfony.com>
   7   *
   8   * For the full copyright and license information, please view the LICENSE
   9   * file that was distributed with this source code.
  10   */
  11  
  12  namespace Symfony\Component\HttpFoundation;
  13  
  14  /**
  15   * Represents a cookie.
  16   *
  17   * @author Johannes M. Schmitt <schmittjoh@gmail.com>
  18   */
  19  class Cookie
  20  {
  21      protected $name;
  22      protected $value;
  23      protected $domain;
  24      protected $expire;
  25      protected $path;
  26      protected $secure;
  27      protected $httpOnly;
  28  
  29      /**
  30       * @param string                                  $name     The name of the cookie
  31       * @param string                                  $value    The value of the cookie
  32       * @param int|string|\DateTime|\DateTimeInterface $expire   The time the cookie expires
  33       * @param string                                  $path     The path on the server in which the cookie will be available on
  34       * @param string                                  $domain   The domain that the cookie is available to
  35       * @param bool                                    $secure   Whether the cookie should only be transmitted over a secure HTTPS connection from the client
  36       * @param bool                                    $httpOnly Whether the cookie will be made accessible only through the HTTP protocol
  37       *
  38       * @throws \InvalidArgumentException
  39       */
  40      public function __construct($name, $value = null, $expire = 0, $path = '/', $domain = null, $secure = false, $httpOnly = true)
  41      {
  42          // from PHP source code
  43          if (preg_match("/[=,; \t\r\n\013\014]/", $name)) {
  44              throw new \InvalidArgumentException(sprintf('The cookie name "%s" contains invalid characters.', $name));
  45          }
  46  
  47          if (empty($name)) {
  48              throw new \InvalidArgumentException('The cookie name cannot be empty.');
  49          }
  50  
  51          // convert expiration time to a Unix timestamp
  52          if ($expire instanceof \DateTime || $expire instanceof \DateTimeInterface) {
  53              $expire = $expire->format('U');
  54          } elseif (!is_numeric($expire)) {
  55              $expire = strtotime($expire);
  56  
  57              if (false === $expire) {
  58                  throw new \InvalidArgumentException('The cookie expiration time is not valid.');
  59              }
  60          }
  61  
  62          $this->name = $name;
  63          $this->value = $value;
  64          $this->domain = $domain;
  65          $this->expire = 0 < $expire ? (int) $expire : 0;
  66          $this->path = empty($path) ? '/' : $path;
  67          $this->secure = (bool) $secure;
  68          $this->httpOnly = (bool) $httpOnly;
  69      }
  70  
  71      /**
  72       * Returns the cookie as a string.
  73       *
  74       * @return string The cookie
  75       */
  76      public function __toString()
  77      {
  78          $str = urlencode($this->getName()).'=';
  79  
  80          if ('' === (string) $this->getValue()) {
  81              $str .= 'deleted; expires='.gmdate('D, d-M-Y H:i:s T', time() - 31536001);
  82          } else {
  83              $str .= rawurlencode($this->getValue());
  84  
  85              if (0 !== $this->getExpiresTime()) {
  86                  $str .= '; expires='.gmdate('D, d-M-Y H:i:s T', $this->getExpiresTime());
  87              }
  88          }
  89  
  90          if ($this->path) {
  91              $str .= '; path='.$this->path;
  92          }
  93  
  94          if ($this->getDomain()) {
  95              $str .= '; domain='.$this->getDomain();
  96          }
  97  
  98          if (true === $this->isSecure()) {
  99              $str .= '; secure';
 100          }
 101  
 102          if (true === $this->isHttpOnly()) {
 103              $str .= '; httponly';
 104          }
 105  
 106          return $str;
 107      }
 108  
 109      /**
 110       * Gets the name of the cookie.
 111       *
 112       * @return string
 113       */
 114      public function getName()
 115      {
 116          return $this->name;
 117      }
 118  
 119      /**
 120       * Gets the value of the cookie.
 121       *
 122       * @return string
 123       */
 124      public function getValue()
 125      {
 126          return $this->value;
 127      }
 128  
 129      /**
 130       * Gets the domain that the cookie is available to.
 131       *
 132       * @return string
 133       */
 134      public function getDomain()
 135      {
 136          return $this->domain;
 137      }
 138  
 139      /**
 140       * Gets the time the cookie expires.
 141       *
 142       * @return int
 143       */
 144      public function getExpiresTime()
 145      {
 146          return $this->expire;
 147      }
 148  
 149      /**
 150       * Gets the path on the server in which the cookie will be available on.
 151       *
 152       * @return string
 153       */
 154      public function getPath()
 155      {
 156          return $this->path;
 157      }
 158  
 159      /**
 160       * Checks whether the cookie should only be transmitted over a secure HTTPS connection from the client.
 161       *
 162       * @return bool
 163       */
 164      public function isSecure()
 165      {
 166          return $this->secure;
 167      }
 168  
 169      /**
 170       * Checks whether the cookie will be made accessible only through the HTTP protocol.
 171       *
 172       * @return bool
 173       */
 174      public function isHttpOnly()
 175      {
 176          return $this->httpOnly;
 177      }
 178  
 179      /**
 180       * Whether this cookie is about to be cleared.
 181       *
 182       * @return bool
 183       */
 184      public function isCleared()
 185      {
 186          return 0 !== $this->expire && $this->expire < time();
 187      }
 188  }


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