98 lines
1.9 KiB
PHP
98 lines
1.9 KiB
PHP
<?php namespace Laravel\Session\Drivers;
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use Laravel\Database\Connection;
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class Database extends Driver implements Sweeper {
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/**
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* The database connection.
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*
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* @var Connection
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*/
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protected $connection;
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/**
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* Create a new database session driver.
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*
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* @param Connection $connection
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* @return void
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*/
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public function __construct(Connection $connection)
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{
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$this->connection = $connection;
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}
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/**
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* Load a session by ID.
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*
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* This method is responsible for retrieving the session from persistant storage. If the
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* session does not exist in storage, nothing should be returned from the method, in which
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* case a new session will be created by the base driver.
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*
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* @param string $id
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* @return array
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*/
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protected function load($id)
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{
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$session = $this->table()->find($id);
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if ( ! is_null($session))
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{
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return array(
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'id' => $session->id,
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'last_activity' => $session->last_activity,
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'data' => unserialize($session->data)
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);
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}
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}
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/**
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* Save the session to persistant storage.
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*
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* @param array $session
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* @return void
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*/
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protected function save($session)
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{
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$this->delete($session['id']);
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$this->table()->insert(array(
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'id' => $session['id'],
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'last_activity' => $session['last_activity'],
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'data' => serialize($session['data'])
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));
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}
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/**
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* Delete the session from persistant storage.
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*
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* @param string $id
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* @return void
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*/
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protected function delete($id)
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{
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$this->table()->delete($id);
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}
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/**
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* Delete all expired sessions from persistant storage.
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*
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* @param int $expiration
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* @return void
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*/
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public function sweep($expiration)
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{
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$this->table()->where('last_activity', '<', $expiration)->delete();
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}
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/**
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* Get a session database query.
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*
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* @return Query
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*/
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protected function table()
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{
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return $this->connection->table($this->config->get('session.table'));
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}
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} |