# StrictSessionHandler

class StrictSessionHandler extends AbstractSessionHandler

Adds basic `SessionUpdateTimestampHandlerInterface` behaviors to another `SessionHandlerInterface`.

## Methods

`public` | `` | `open($savePath, $sessionName)` | {@inheritdoc} |
`protected` | `string` | `doRead(string $sessionId)` | No description |
`protected` | `bool` | `doWrite(string $sessionId, string $data)` | No description |
`protected` | `bool` | `doDestroy(string $sessionId)` | No description |
`public` | `` | `validateId($sessionId)` | {@inheritdoc} | from AbstractSessionHandler
`public` | `` | `read($sessionId)` | {@inheritdoc} | from AbstractSessionHandler
`public` | `` | `write($sessionId, $data)` | {@inheritdoc} | from AbstractSessionHandler
`public` | `` | `destroy($sessionId)` | {@inheritdoc} |
`public` | `` | `__construct(SessionHandlerInterface $handler)` | No description |
`public` | `` | `updateTimestamp($sessionId, $data)` | {@inheritdoc} |
`public` | `` | `close()` | {@inheritdoc} |
`public` | `` | `gc($maxlifetime)` | {@inheritdoc} |

## Details

at line 36

### `open()`

`public open($savePath, $sessionName)`

{@inheritdoc}

#### Parameters

| `$savePath` |
| `$sessionName` |

at line 46

### `doRead()`

`protected string doRead(string $sessionId)`

#### Parameters

`string` | `$sessionId` |

#### Return Value

`string` |

at line 62

### `doWrite()`

`protected bool doWrite(string $sessionId, string $data)`

#### Parameters

`string` | `$sessionId` |
`string` | `$data` |

#### Return Value

`bool` |

at line 81

### `doDestroy()`

`protected bool doDestroy(string $sessionId)`

#### Parameters

`string` | `$sessionId` |

#### Return Value

`bool` |

in AbstractSessionHandler at line 67

### `validateId()`

`public validateId($sessionId)`

{@inheritdoc}

#### Parameters

| `$sessionId` |

in AbstractSessionHandler at line 78

### `read()`

`public read($sessionId)`

{@inheritdoc}

#### Parameters

| `$sessionId` |

in AbstractSessionHandler at line 101

### `write()`

`public write($sessionId, $data)`

{@inheritdoc}

#### Parameters

| `$sessionId` |
| `$data` |

at line 70

### `destroy()`

`public destroy($sessionId)`

{@inheritdoc}

#### Parameters

| `$sessionId` |

at line 24

### `__construct()`

`public __construct(SessionHandlerInterface $handler)`

#### Parameters

`SessionHandlerInterface` | `$handler` |

at line 54

### `updateTimestamp()`

`public updateTimestamp($sessionId, $data)`

{@inheritdoc}

#### Parameters

| `$sessionId` |
| `$data` |

at line 91

### `close()`

`public close()`

{@inheritdoc}

at line 99

### `gc()`

`public gc($maxlifetime)`

{@inheritdoc}

#### Parameters

| `$maxlifetime` |

## Source code

    <?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\Storage\Handler;

    /**
     * Adds basic `SessionUpdateTimestampHandlerInterface` behaviors to another `SessionHandlerInterface`.
     *
     * @author Nicolas Grekas <p@tchwork.com>
     */
    class StrictSessionHandler extends AbstractSessionHandler
    {
        private $handler;
        private $doDestroy;

        public function __construct(\SessionHandlerInterface $handler)
        {
            if ($handler instanceof \SessionUpdateTimestampHandlerInterface) {
                throw new \LogicException(sprintf('"%s" is already an instance of "SessionUpdateTimestampHandlerInterface", you cannot wrap it with "%s".', get_class($handler), self::class));
            }

            $this->handler = $handler;
        }

        /**
         * {@inheritdoc}
         */
        public function open($savePath, $sessionName)
        {
            parent::open($savePath, $sessionName);

            return $this->handler->open($savePath, $sessionName);
        }

        /**
         * {@inheritdoc}
         */
        protected function doRead($sessionId)
        {
            return $this->handler->read($sessionId);
        }

        /**
         * {@inheritdoc}
         */
        public function updateTimestamp($sessionId, $data)
        {
            return $this->write($sessionId, $data);
        }

        /**
         * {@inheritdoc}
         */
        protected function doWrite($sessionId, $data)
        {
            return $this->handler->write($sessionId, $data);
        }

        /**
         * {@inheritdoc}
         */
        public function destroy($sessionId)
        {
            $this->doDestroy = true;
            $destroyed = parent::destroy($sessionId);

            return $this->doDestroy ? $this->doDestroy($sessionId) : $destroyed;
        }

        /**
         * {@inheritdoc}
         */
        protected function doDestroy($sessionId)
        {
            $this->doDestroy = false;

            return $this->handler->destroy($sessionId);
        }

        /**
         * {@inheritdoc}
         */
        public function close()
        {
            return $this->handler->close();
        }

        /**
         * {@inheritdoc}
         */
        public function gc($maxlifetime)
        {
            return $this->handler->gc($maxlifetime);
        }
    }