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166 lines
3.8 KiB
166 lines
3.8 KiB
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\HttpFoundation\Session;
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use Symfony\Component\HttpFoundation\Session\Storage\MetadataBag;
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/**
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* Interface for the session.
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*
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* @author Drak <drak@zikula.org>
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*/
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interface SessionInterface
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{
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/**
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* Starts the session storage.
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*
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* @return bool
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*
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* @throws \RuntimeException if session fails to start
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*/
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public function start();
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/**
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* Returns the session ID.
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*
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* @return string
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*/
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public function getId();
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/**
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* Sets the session ID.
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*/
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public function setId(string $id);
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/**
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* Returns the session name.
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*
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* @return string
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*/
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public function getName();
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/**
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* Sets the session name.
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*/
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public function setName(string $name);
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/**
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* Invalidates the current session.
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*
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* Clears all session attributes and flashes and regenerates the
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* session and deletes the old session from persistence.
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*
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* @param int|null $lifetime Sets the cookie lifetime for the session cookie. A null value
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* will leave the system settings unchanged, 0 sets the cookie
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* to expire with browser session. Time is in seconds, and is
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* not a Unix timestamp.
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*
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* @return bool
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*/
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public function invalidate(int $lifetime = null);
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/**
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* Migrates the current session to a new session id while maintaining all
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* session attributes.
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*
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* @param bool $destroy Whether to delete the old session or leave it to garbage collection
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* @param int|null $lifetime Sets the cookie lifetime for the session cookie. A null value
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* will leave the system settings unchanged, 0 sets the cookie
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* to expire with browser session. Time is in seconds, and is
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* not a Unix timestamp.
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*
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* @return bool
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*/
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public function migrate(bool $destroy = false, int $lifetime = null);
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/**
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* Force the session to be saved and closed.
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*
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* This method is generally not required for real sessions as
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* the session will be automatically saved at the end of
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* code execution.
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*/
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public function save();
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/**
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* Checks if an attribute is defined.
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*
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* @return bool
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*/
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public function has(string $name);
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/**
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* Returns an attribute.
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*
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* @param mixed $default The default value if not found
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*
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* @return mixed
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*/
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public function get(string $name, $default = null);
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/**
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* Sets an attribute.
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*
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* @param mixed $value
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*/
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public function set(string $name, $value);
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/**
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* Returns attributes.
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*
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* @return array
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*/
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public function all();
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/**
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* Sets attributes.
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*/
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public function replace(array $attributes);
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/**
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* Removes an attribute.
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*
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* @return mixed The removed value or null when it does not exist
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*/
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public function remove(string $name);
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/**
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* Clears all attributes.
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*/
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public function clear();
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/**
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* Checks if the session was started.
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*
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* @return bool
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*/
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public function isStarted();
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/**
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* Registers a SessionBagInterface with the session.
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*/
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public function registerBag(SessionBagInterface $bag);
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/**
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* Gets a bag instance by name.
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*
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* @return SessionBagInterface
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*/
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public function getBag(string $name);
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/**
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* Gets session meta.
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*
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* @return MetadataBag
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*/
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public function getMetadataBag();
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}
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