Yii2 Bootstrap 3
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<?php
/**
* CookieCollection class file.
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*
* @link http://www.yiiframework.com/
* @copyright Copyright &copy; 2008 Yii Software LLC
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* @license http://www.yiiframework.com/license/
*/
namespace yii\web;
use yii\base\DictionaryIterator;
/**
* CookieCollection maintains the cookies available in the current request.
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*
* @property integer $count the number of cookies in the collection
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*
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/
class CookieCollection extends \yii\base\Object implements \IteratorAggregate, \ArrayAccess, \Countable
{
/**
* @var Cookie[] the cookies in this collection (indexed by the cookie names)
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*/
private $_cookies = array();
/**
* Constructor.
* @param Cookie[] $cookies the initial cookies in the collection.
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* @param array $config name-value pairs that will be used to initialize the object properties
*/
public function __construct($cookies = array(), $config = array())
{
$this->_cookies = $cookies;
parent::__construct($config);
}
/**
* Returns an iterator for traversing the cookies in the collection.
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* This method is required by the SPL interface `IteratorAggregate`.
* It will be implicitly called when you use `foreach` to traverse the collection.
* @return DictionaryIterator an iterator for traversing the cookies in the collection.
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*/
public function getIterator()
{
return new DictionaryIterator($this->_cookies);
}
/**
* Returns the number of cookies in the collection.
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* This method is required by the SPL `Countable` interface.
* It will be implicitly called when you use `count($collection)`.
* @return integer the number of cookies in the collection.
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*/
public function count()
{
return $this->getCount();
}
/**
* Returns the number of cookies in the collection.
* @return integer the number of cookies in the collection.
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*/
public function getCount()
{
return count($this->_cookies);
}
/**
* Returns the cookie with the specified name.
* @param string $name the cookie name
* @return Cookie the cookie with the specified name. Null if the named cookie does not exist.
* @see getValue()
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*/
public function get($name)
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{
return isset($this->_cookies[$name]) ? $this->_cookies[$name] : null;
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}
/**
* Returns the value of the named cookie.
* @param string $name the cookie name
* @param mixed $defaultValue the value that should be returned when the named cookie does not exist.
* @return mixed the value of the named cookie.
* @see get()
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*/
public function getValue($name, $defaultValue)
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{
return isset($this->_cookies[$name]) ? $this->_cookies[$name]->value : $defaultValue;
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}
/**
* Adds a cookie to the collection.
* If there is already a cookie with the same name in the collection, it will be removed first.
* @param Cookie $cookie the cookie to be added
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*/
public function add($cookie)
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{
if (isset($this->_cookies[$cookie->name])) {
$c = $this->_cookies[$cookie->name];
setcookie($c->name, '', 0, $c->path, $c->domain, $c->secure, $c->httpOnly);
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}
setcookie($cookie->name, $cookie->value, $cookie->expire, $cookie->path, $cookie->domain, $cookie->secure, $cookie->httpOnly);
$this->_cookies[$cookie->name] = $cookie;
}
/**
* Removes a cookie from the collection.
* @param Cookie|string $cookie the cookie object or the name of the cookie to be removed.
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*/
public function remove($cookie)
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{
if (is_string($cookie) && isset($this->_cookies[$cookie])) {
$cookie = $this->_cookies[$cookie];
}
if ($cookie instanceof Cookie) {
setcookie($cookie->name, '', 0, $cookie->path, $cookie->domain, $cookie->secure, $cookie->httpOnly);
unset($this->_cookies[$cookie->name]);
}
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}
/**
* Removes all cookies.
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*/
public function removeAll()
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{
foreach ($this->_cookies as $cookie) {
setcookie($cookie->name, '', 0, $cookie->path, $cookie->domain, $cookie->secure, $cookie->httpOnly);
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}
$this->_cookies = array();
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}
/**
* Returns the collection as a PHP array.
* @return array the array representation of the collection.
* The array keys are cookie names, and the array values are the corresponding
* cookie objects.
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*/
public function toArray()
{
return $this->_cookies;
}
/**
* Returns whether there is a cookie with the specified name.
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* This method is required by the SPL interface `ArrayAccess`.
* It is implicitly called when you use something like `isset($collection[$name])`.
* @param string $name the cookie name
* @return boolean whether the named cookie exists
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*/
public function offsetExists($name)
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{
return isset($this->_cookies[$name]);
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}
/**
* Returns the cookie with the specified name.
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* This method is required by the SPL interface `ArrayAccess`.
* It is implicitly called when you use something like `$cookie = $collection[$name];`.
* This is equivalent to [[get()]].
* @param string $name the cookie name
* @return Cookie the cookie with the specified name, null if the named cookie does not exist.
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*/
public function offsetGet($name)
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{
return $this->get($name);
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}
/**
* Adds the cookie to the collection.
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* This method is required by the SPL interface `ArrayAccess`.
* It is implicitly called when you use something like `$collection[$name] = $cookie;`.
* This is equivalent to [[add()]].
* @param string $name the cookie name
* @param Cookie $cookie the cookie to be added
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*/
public function offsetSet($name, $cookie)
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{
$this->add($cookie);
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}
/**
* Removes the named cookie.
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* This method is required by the SPL interface `ArrayAccess`.
* It is implicitly called when you use something like `unset($collection[$name])`.
* This is equivalent to [[remove()]].
* @param string $name the cookie name
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*/
public function offsetUnset($name)
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{
$this->remove($name);
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}
}