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✎ Editing: DatabaseSessionHandler.php ← Back

<?php namespace Illuminate\Session;

use Illuminate\Database\Connection;

class DatabaseSessionHandler implements \SessionHandlerInterface, ExistenceAwareInterface {

/**
	 * The database connection instance.
	 *
	 * @var \Illuminate\Database\Connection
	 */
	protected $connection;

/**
	 * The name of the session table.
	 *
	 * @var string
	 */
	protected $table;

/**
	 * The existence state of the session.
	 *
	 * @var bool
	 */
	protected $exists;

/**
	 * Create a new database session handler instance.
	 *
	 * @param  \Illuminate\Database\Connection  $connection
	 * @param  string  $table
	 * @return void
	 */
	public function __construct(Connection $connection, $table)
	{
		$this->table = $table;
		$this->connection = $connection;
	}

/**
	 * {@inheritDoc}
	 */
	public function open($savePath, $sessionName)
	{
		return true;
	}

/**
	 * {@inheritDoc}
	 */
	public function close()
	{
		return true;
	}

/**
	 * {@inheritDoc}
	 */
	public function read($sessionId)
	{
		$session = (object) $this->getQuery()->find($sessionId);

if (isset($session->payload))
		{
			$this->exists = true;

return base64_decode($session->payload);
		}
	}

/**
	 * {@inheritDoc}
	 */
	public function write($sessionId, $data)
	{
		if ($this->exists)
		{
			$this->getQuery()->where('id', $sessionId)->update([
				'payload' => base64_encode($data), 'last_activity' => time(),
			]);
		}
		else
		{
			$this->getQuery()->insert([
				'id' => $sessionId, 'payload' => base64_encode($data), 'last_activity' => time(),
			]);
		}
		
		$this->exists = true;
	}

/**
	 * {@inheritDoc}
	 */
	public function destroy($sessionId)
	{
		$this->getQuery()->where('id', $sessionId)->delete();
	}

/**
	 * {@inheritDoc}
	 */
	public function gc($lifetime)
	{
		$this->getQuery()->where('last_activity', '<=', time() - $lifetime)->delete();
	}

/**
	 * Get a fresh query builder instance for the table.
	 *
	 * @return \Illuminate\Database\Query\Builder
	 */
	protected function getQuery()
	{
		return $this->connection->table($this->table);
	}

/**
	 * Set the existence state for the session.
	 *
	 * @param  bool  $value
	 * @return $this
	 */
	public function setExists($value)
	{
		$this->exists = $value;

return $this;
	}

}

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