/
CookieCollection.php
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/
CookieCollection.php
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<?php
/**
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://cakephp.org CakePHP(tm) Project
* @since 3.5.0
* @license http://www.opensource.org/licenses/mit-license.php MIT License
*/
namespace Cake\Http\Cookie;
use ArrayIterator;
use Countable;
use InvalidArgumentException;
use IteratorAggregate;
/**
* Cookie Collection
*/
class CookieCollection implements IteratorAggregate, Countable
{
/**
* Cookie objects
*
* @var Cookie[]
*/
protected $cookies = [];
/**
* Constructor
*
* @param array $cookies Array of cookie objects
*/
public function __construct(array $cookies = [])
{
$this->checkCookies($cookies);
foreach ($cookies as $cookie) {
$name = $cookie->getName();
$key = mb_strtolower($name);
$this->cookies[$key] = $cookie;
}
}
/**
* Get the number of cookies in the collection.
*
* @return int
*/
public function count()
{
return count($this->cookies);
}
/**
* Add a cookie to the collection
*
* @param \Cake\Http\Cookie\CookieInterface $cookie Cookie instance to add.
* @return $this
*/
public function add(CookieInterface $cookie)
{
$key = mb_strtolower($cookie->getName());
$this->cookies[$key] = $cookie;
return $this;
}
/**
* Get a cookie by name
*
* If the provided name matches a URL (matches `#^https?://#`) this method
* will assume you want a list of cookies that match that URL. This is
* backwards compatible behavior that will be removed in 4.0.0
*
* @param string $name The name of the cookie. If the name looks like a URL,
* backwards compatible behavior will be used.
* @return \Cake\Http\Cookie\CookieInterface|null|array
*/
public function get($name)
{
$key = mb_strtolower($name);
if (isset($this->cookies[$key])) {
return $this->cookies[$key];
}
return null;
}
/**
* Check if a cookie with the given name exists
*
* @param string $name The cookie name to check.
* @return bool True if the cookie exists, otherwise false.
*/
public function has($name)
{
return isset($this->cookies[mb_strtolower($name)]);
}
/**
* Remove a cookie from the collection
*
* If the cookie is not in the collection, this method will do nothing.
*
* @param string $name The name of the cookie to remove.
* @return $this
*/
public function remove($name)
{
unset($this->cookies[mb_strtolower($name)]);
return $this;
}
/**
* Checks if only valid cookie objects are in the array
*
* @param array $cookies Array of cookie objects
* @return void
* @throws \InvalidArgumentException
*/
protected function checkCookies(array $cookies)
{
foreach ($cookies as $index => $cookie) {
if (!$cookie instanceof CookieInterface) {
throw new InvalidArgumentException(
sprintf(
'Expected `%s[]` as $cookies but instead got `%s` at index %d',
static::class,
is_object($cookie) ? get_class($cookie) : gettype($cookie),
$index
)
);
}
}
}
/**
* Gets the iterator
*
* @return \ArrayIterator
*/
public function getIterator()
{
return new ArrayIterator($this->cookies);
}
}