Verzeichnisstruktur phpBB-3.1.0
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- 27.10.2014
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AttributeBag.php
001 <?php
002
003 /*
004 * This file is part of the Symfony package.
005 *
006 * (c) Fabien Potencier <fabien@symfony.com>
007 *
008 * For the full copyright and license information, please view the LICENSE
009 * file that was distributed with this source code.
010 */
011
012 namespace Symfony\Component\HttpFoundation\Session\Attribute;
013
014 /**
015 * This class relates to session attribute storage
016 */
017 class AttributeBag implements AttributeBagInterface, \IteratorAggregate, \Countable
018 {
019 private $name = 'attributes';
020
021 /**
022 * @var string
023 */
024 private $storageKey;
025
026 /**
027 * @var array
028 */
029 protected $attributes = array();
030
031 /**
032 * Constructor.
033 *
034 * @param string $storageKey The key used to store attributes in the session.
035 */
036 public function __construct($storageKey = '_sf2_attributes')
037 {
038 $this->storageKey = $storageKey;
039 }
040
041 /**
042 * {@inheritdoc}
043 */
044 public function getName()
045 {
046 return $this->name;
047 }
048
049 public function setName($name)
050 {
051 $this->name = $name;
052 }
053
054 /**
055 * {@inheritdoc}
056 */
057 public function initialize(array &$attributes)
058 {
059 $this->attributes = &$attributes;
060 }
061
062 /**
063 * {@inheritdoc}
064 */
065 public function getStorageKey()
066 {
067 return $this->storageKey;
068 }
069
070 /**
071 * {@inheritdoc}
072 */
073 public function has($name)
074 {
075 return array_key_exists($name, $this->attributes);
076 }
077
078 /**
079 * {@inheritdoc}
080 */
081 public function get($name, $default = null)
082 {
083 return array_key_exists($name, $this->attributes) ? $this->attributes[$name] : $default;
084 }
085
086 /**
087 * {@inheritdoc}
088 */
089 public function set($name, $value)
090 {
091 $this->attributes[$name] = $value;
092 }
093
094 /**
095 * {@inheritdoc}
096 */
097 public function all()
098 {
099 return $this->attributes;
100 }
101
102 /**
103 * {@inheritdoc}
104 */
105 public function replace(array $attributes)
106 {
107 $this->attributes = array();
108 foreach ($attributes as $key => $value) {
109 $this->set($key, $value);
110 }
111 }
112
113 /**
114 * {@inheritdoc}
115 */
116 public function remove($name)
117 {
118 $retval = null;
119 if (array_key_exists($name, $this->attributes)) {
120 $retval = $this->attributes[$name];
121 unset($this->attributes[$name]);
122 }
123
124 return $retval;
125 }
126
127 /**
128 * {@inheritdoc}
129 */
130 public function clear()
131 {
132 $return = $this->attributes;
133 $this->attributes = array();
134
135 return $return;
136 }
137
138 /**
139 * Returns an iterator for attributes.
140 *
141 * @return \ArrayIterator An \ArrayIterator instance
142 */
143 public function getIterator()
144 {
145 return new \ArrayIterator($this->attributes);
146 }
147
148 /**
149 * Returns the number of attributes.
150 *
151 * @return int The number of attributes
152 */
153 public function count()
154 {
155 return count($this->attributes);
156 }
157 }
158