160 lines
4.0 KiB
PHP
160 lines
4.0 KiB
PHP
<?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\Session\Attribute;
|
|
|
|
/**
|
|
* This class provides structured storage of session attributes using
|
|
* a name spacing character in the key.
|
|
*
|
|
* @author Drak <drak@zikula.org>
|
|
*/
|
|
class NamespacedAttributeBag extends AttributeBag
|
|
{
|
|
private $namespaceCharacter;
|
|
|
|
/**
|
|
* @param string $storageKey Session storage key
|
|
* @param string $namespaceCharacter Namespace character to use in keys
|
|
*/
|
|
public function __construct($storageKey = '_sf2_attributes', $namespaceCharacter = '/')
|
|
{
|
|
$this->namespaceCharacter = $namespaceCharacter;
|
|
parent::__construct($storageKey);
|
|
}
|
|
|
|
/**
|
|
* {@inheritdoc}
|
|
*/
|
|
public function has($name)
|
|
{
|
|
// reference mismatch: if fixed, re-introduced in array_key_exists; keep as it is
|
|
$attributes = $this->resolveAttributePath($name);
|
|
$name = $this->resolveKey($name);
|
|
|
|
if (null === $attributes) {
|
|
return false;
|
|
}
|
|
|
|
return array_key_exists($name, $attributes);
|
|
}
|
|
|
|
/**
|
|
* {@inheritdoc}
|
|
*/
|
|
public function get($name, $default = null)
|
|
{
|
|
// reference mismatch: if fixed, re-introduced in array_key_exists; keep as it is
|
|
$attributes = $this->resolveAttributePath($name);
|
|
$name = $this->resolveKey($name);
|
|
|
|
if (null === $attributes) {
|
|
return $default;
|
|
}
|
|
|
|
return array_key_exists($name, $attributes) ? $attributes[$name] : $default;
|
|
}
|
|
|
|
/**
|
|
* {@inheritdoc}
|
|
*/
|
|
public function set($name, $value)
|
|
{
|
|
$attributes = &$this->resolveAttributePath($name, true);
|
|
$name = $this->resolveKey($name);
|
|
$attributes[$name] = $value;
|
|
}
|
|
|
|
/**
|
|
* {@inheritdoc}
|
|
*/
|
|
public function remove($name)
|
|
{
|
|
$retval = null;
|
|
$attributes = &$this->resolveAttributePath($name);
|
|
$name = $this->resolveKey($name);
|
|
if (null !== $attributes && array_key_exists($name, $attributes)) {
|
|
$retval = $attributes[$name];
|
|
unset($attributes[$name]);
|
|
}
|
|
|
|
return $retval;
|
|
}
|
|
|
|
/**
|
|
* Resolves a path in attributes property and returns it as a reference.
|
|
*
|
|
* This method allows structured namespacing of session attributes.
|
|
*
|
|
* @param string $name Key name
|
|
* @param bool $writeContext Write context, default false
|
|
*
|
|
* @return array
|
|
*/
|
|
protected function &resolveAttributePath($name, $writeContext = false)
|
|
{
|
|
$array = &$this->attributes;
|
|
$name = (0 === strpos($name, $this->namespaceCharacter)) ? substr($name, 1) : $name;
|
|
|
|
// Check if there is anything to do, else return
|
|
if (!$name) {
|
|
return $array;
|
|
}
|
|
|
|
$parts = explode($this->namespaceCharacter, $name);
|
|
if (\count($parts) < 2) {
|
|
if (!$writeContext) {
|
|
return $array;
|
|
}
|
|
|
|
$array[$parts[0]] = array();
|
|
|
|
return $array;
|
|
}
|
|
|
|
unset($parts[\count($parts) - 1]);
|
|
|
|
foreach ($parts as $part) {
|
|
if (null !== $array && !array_key_exists($part, $array)) {
|
|
if (!$writeContext) {
|
|
$null = null;
|
|
|
|
return $null;
|
|
}
|
|
|
|
$array[$part] = array();
|
|
}
|
|
|
|
$array = &$array[$part];
|
|
}
|
|
|
|
return $array;
|
|
}
|
|
|
|
/**
|
|
* Resolves the key from the name.
|
|
*
|
|
* This is the last part in a dot separated string.
|
|
*
|
|
* @param string $name
|
|
*
|
|
* @return string
|
|
*/
|
|
protected function resolveKey($name)
|
|
{
|
|
if (false !== $pos = strrpos($name, $this->namespaceCharacter)) {
|
|
$name = substr($name, $pos + 1);
|
|
}
|
|
|
|
return $name;
|
|
}
|
|
}
|