pictcode / lib / Cake / Model / Datasource / Session / CakeSessionHandlerInterface.php @ 1a69c38c
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| 1 | 635eef61 | spyder1211 | <?php
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| 2 | /**
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| 3 | * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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| 4 | * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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| 5 | *
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| 6 | * Licensed under The MIT License
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| 7 | * For full copyright and license information, please see the LICENSE.txt
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| 8 | * Redistributions of files must retain the above copyright notice.
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| 9 | *
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| 10 | * @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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| 11 | * @link http://cakephp.org CakePHP(tm) Project
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| 12 | * @package Cake.Model.Datasource
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| 13 | * @since CakePHP(tm) v 2.1
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| 14 | * @license http://www.opensource.org/licenses/mit-license.php MIT License
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| 15 | */
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| 16 | |||
| 17 | /**
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| 18 | * Interface for Session handlers. Custom session handler classes should implement
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| 19 | * this interface as it allows CakeSession know how to map methods to session_set_save_handler()
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| 20 | *
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| 21 | * @package Cake.Model.Datasource.Session
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| 22 | */
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| 23 | interface CakeSessionHandlerInterface { |
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| 24 | |||
| 25 | /**
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| 26 | * Method called on open of a session.
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| 27 | *
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| 28 | * @return bool Success
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| 29 | */
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| 30 | public function open(); |
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| 31 | |||
| 32 | /**
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| 33 | * Method called on close of a session.
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| 34 | *
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| 35 | * @return bool Success
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| 36 | */
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| 37 | public function close(); |
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| 38 | |||
| 39 | /**
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| 40 | * Method used to read from a session.
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| 41 | *
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| 42 | * @param string $id The key of the value to read
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| 43 | * @return mixed The value of the key or false if it does not exist
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| 44 | */
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| 45 | public function read($id); |
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| 46 | |||
| 47 | /**
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| 48 | * Helper function called on write for sessions.
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| 49 | *
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| 50 | * @param int $id ID that uniquely identifies session in database
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| 51 | * @param mixed $data The value of the data to be saved.
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| 52 | * @return bool True for successful write, false otherwise.
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| 53 | */
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| 54 | public function write($id, $data); |
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| 55 | |||
| 56 | /**
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| 57 | * Method called on the destruction of a session.
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| 58 | *
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| 59 | * @param int $id ID that uniquely identifies session in database
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| 60 | * @return bool True for successful delete, false otherwise.
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| 61 | */
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| 62 | public function destroy($id); |
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| 63 | |||
| 64 | /**
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| 65 | * Run the Garbage collection on the session storage. This method should vacuum all
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| 66 | * expired or dead sessions.
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| 67 | *
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| 68 | * @param int $expires Timestamp (defaults to current time)
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| 69 | * @return bool Success
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| 70 | */
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| 71 | public function gc($expires = null); |
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| 72 | |||
| 73 | } |